CN117797508B - High separation efficiency's olefin plant deethanizer - Google Patents
High separation efficiency's olefin plant deethanizer Download PDFInfo
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- CN117797508B CN117797508B CN202410223584.2A CN202410223584A CN117797508B CN 117797508 B CN117797508 B CN 117797508B CN 202410223584 A CN202410223584 A CN 202410223584A CN 117797508 B CN117797508 B CN 117797508B
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- 150000001336 alkenes Chemical class 0.000 title claims abstract description 22
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000000926 separation method Methods 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 76
- 230000005540 biological transmission Effects 0.000 claims description 44
- 230000001681 protective effect Effects 0.000 claims description 23
- 230000010355 oscillation Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 18
- 230000035484 reaction time Effects 0.000 abstract description 3
- 238000006276 transfer reaction Methods 0.000 abstract description 3
- 238000009835 boiling Methods 0.000 description 8
- 230000001360 synchronised effect Effects 0.000 description 7
- 238000010992 reflux Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Separation By Low-Temperature Treatments (AREA)
Abstract
The invention discloses an olefin device deethanizer with high separation efficiency, which relates to the technical field of petrochemical equipment and comprises a tower body, a plurality of tower plates and a driving assembly, wherein the plurality of tower plates are fixed in the tower body, overflow ports are arranged between the tower plates and the inner wall of the tower body, one end, close to the overflow ports, of each tower plate is fixedly connected with a baffle plate, one side of the top of the tower body is provided with an air outlet pipe, one side of the bottom of the tower body is provided with an air inlet pipe, the other side of the bottom of the tower body is provided with a liquid outlet pipe, and the top of the tower body is provided with a liquid inlet pipe; the liquid only flows up and down through the guide pipe, and then enters the bottom of the lower layer tower plate from the branch pipe at the bottom, so that the liquid has sufficient mass transfer reaction time and the separation effect is improved.
Description
Technical Field
The invention relates to the technical field of petrochemical equipment, in particular to an olefin device deethanizer with high separation efficiency.
Background
The deethanizer of the olefin device is equipment for removing ethane in olefin in petrochemical production, the deethanizer is divided into a plate tower and a filling tower according to an internal structure, the plate tower is generally composed of a shell, a tower plate and other structures, in the deethanization process, reboiling gas flows in from the lower part of the deethanizer, olefin liquid flows in from the upper part of the deethanizer, the reboiling gas contacts with the deethanizer on the tower plate to complete gas-liquid mass transfer, ethane in the olefin liquid is changed into a gas state and is discharged from the tower top, purified olefin flows into the tower bottom and is discharged, and the tower plate of the deethanizer is generally composed of a gas valve, a downcomer, a fixed overflow weir and other structures.
The Chinese patent with publication number of CN218608083U discloses an olefin device deethanizer, which belongs to the technical field of petrochemical equipment and aims to solve the problem that the gas-liquid mass transfer of a tower plate of the existing deethanizer is uneven to influence the production efficiency and the product quality, and comprises the following steps: the device comprises a tower body base, a deethanizer shell, a reboiling gas inlet, an olefin material feeding port, a reflux interface and an overflow tower plate; the lower end of the deethanizer shell is connected to the inner side of the deethanizer shell; one end of the reboiling gas inlet is fixedly connected to the lower part of the deethanizer shell, and the other end of the reboiling gas inlet is fixedly connected with the reboiler; the olefin material feeding port is fixedly connected to the upper part of the deethanizer shell; the reflux interface is fixedly connected to the upper end of the deethanizer shell, and part of condensed reflux liquid generated by the condenser enters the upper end of the deethanizer shell through the reflux interface; the overflow tower plates are provided with a plurality of groups, and the overflow tower plates are respectively and fixedly connected in the deethanizer shell; this patent improves the quality of the deethanizer production.
However, the following problems exist in the current patents: in the traditional mode, liquid flows into the upper part of the liquid of the lower layer column plate through the overflow port, when the liquid above the lower layer column plate reaches the overflow height, the newly-flowing liquid flows out of the column plate without being fully contacted with the boiling gas, the mass transfer and separation effect is poor, the liquid in the column plate has no vibration effect, and the mass transfer effect of the liquid and the boiling gas is limited.
Disclosure of Invention
The invention aims to provide an olefin device deethanizer with high separation efficiency, so as to solve the problems in the background technology.
The technical scheme of the invention is as follows: the utility model provides a high separation efficiency's olefin device deethanizer, includes tower body, a plurality of column tray and drive assembly, and a plurality of the column tray is fixed in the tower body, just column tray with all be provided with the overflow mouth between the tower body inner wall, the column tray is close to the one end fixedly connected with baffle of overflow mouth, tower body top one side is provided with the outlet duct, tower body bottom one side is provided with the intake pipe, tower body bottom opposite side is provided with the drain pipe, the tower body top is provided with the feed liquor pipe;
Each column plate is provided with an air outlet assembly, each air outlet assembly comprises a cylinder, the top of each cylinder is provided with an air hole, an annular track is fixedly connected to the inner peripheral wall of each cylinder, a cap is connected to the annular track in a sliding manner, each column plate is provided with an opening communicated with the corresponding cylinder, an air circulation space is reserved between each cap and each cylinder, and each cylinder is fixedly connected with each column plate;
The driving assembly comprises a driving motor and a plurality of connecting rods, the driving motor is arranged at the bottom of the inner cavity of the tower body, an output shaft of the driving motor is fixedly connected with the connecting rod at the lowest position, the top of the connecting rod at the lowest position is connected with the cap at the lowest position in a clamping way, and two adjacent caps are connected through the connecting rods.
Preferably, the first transmission gear of fixedly connected with on the outer peripheral wall of the block of central point department, outer loop position department all fixedly connected with second transmission gear on the outer peripheral wall of block, all second transmission gear all with first transmission gear meshing is connected, cup joint the protective housing on the block, protective housing outer wall fixedly connected with link, the link with tower body inner wall fixed connection, first transmission gear and a plurality of second transmission gear all are in the protective housing inside.
Preferably, the top fixedly connected with direction subassembly of tower body inner chamber, the top fixedly connected with guide bar of cap, the guide bar slides and contradicts in direction subassembly.
Preferably, the guide assembly comprises a driving sleeve and a linkage sleeve, the top of the driving sleeve is fixedly connected with the inner wall of the tower body, the bottom of the linkage sleeve is fixedly connected with the guide rod, a plurality of wedge-shaped lugs are fixedly connected with the top of the linkage sleeve, a plurality of sliding grooves are formed in the bottom of the driving sleeve, and the wedge-shaped lugs slide against the sliding grooves.
Preferably, the inner wall of the tower body is also fixedly connected with a limit sleeve, and the driving sleeve and the linkage sleeve are both positioned in the inner cavity of the limit sleeve.
Preferably, the bottom of the cap is fixedly connected with an oscillation ring.
Preferably, the oscillating ring at the outer ring position is fixedly connected with a linkage ring, one end of the linkage ring is connected with the oscillating ring at the center position in a clamping manner, a plurality of elastic rods are fixedly connected inside the cap, and the bottoms of the elastic rods are in sliding connection with the annular track.
Preferably, a plurality of one-way valves are arranged on the oscillating rings.
Preferably, the bottom of the inner cavity of the tower body is fixedly connected with a protective sleeve, and the driving motor is positioned in the protective sleeve.
Preferably, the liquid inlet pipe and the overflow port are provided with a flow guide pipe, the flow guide pipe at the overflow port is in sealing contact with the overflow port, the flow guide pipe at the liquid inlet pipe is in sealing contact with the liquid inlet pipe, the bottom of the flow guide pipe is fixedly connected with a plurality of branch pipes, the branch pipes are communicated with the flow guide pipe, the inner wall of each branch pipe is provided with a plurality of through holes, and the branch pipes are uniformly distributed on the top surface of the column plate.
The invention provides an olefin device deethanizer with high separation efficiency through improvement, and compared with the prior art, the deethanizer has the following improvements and advantages:
The method comprises the following steps: according to the invention, the connecting rod is driven to rotate by the driving motor, and the connecting rod drives the caps to rotate, so that the liquid on the tower plate is stirred, the gas-liquid mass transfer efficiency is improved, the first transmission gear is meshed with the second transmission gears at the outer ring positions, and the synchronous rotation of the first transmission gear and the second transmission gears is realized, so that the synchronous rotation of the caps on the same tower plate is realized, and the stirring effect is enhanced.
And two,: according to the invention, the guide rod is driven to rotate when the caps rotate, the guide rod drives the linkage sleeve to rotate, the wedge-shaped protruding blocks are abutted against the inner wall of the chute, so that the linkage sleeve can be subjected to downward pressure when rotating, a plurality of caps can move downwards, the elastic rods are used for driving the caps to elastically reset upwards, and therefore, the caps can synchronously vibrate up and down when rotating, and the vibration ring is driven to vibrate up and down, so that the vibration effect on liquid is realized, and the mass transfer effect is further improved.
And thirdly,: when the oscillating ring at the central position moves downwards, the oscillating rings at the outer ring position can be driven to synchronously move downwards by the linkage ring, so that the synchronous up-and-down movement of the oscillating rings and the caps on the same tower plate is realized.
Fourth, it is: according to the invention, the overflow port is sealed by the flow guide pipe, so that liquid only flows up and down through the flow guide pipe, and then the liquid enters the bottom of the lower-layer tower plate from the branch pipe at the bottom, so that the liquid has sufficient mass transfer reaction time, and the separation effect is improved.
Fifth, it is: when the oscillating ring moves downwards, liquid can pass through the one-way valve, and when the oscillating ring moves upwards, the oscillating ring can drive lower liquid to move upwards, so that the pressure of the liquid sprayed out of the branch pipe is reduced, and the liquid can normally flow to the tower plate below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall perspective structure of the present invention;
FIG. 2 is a schematic overall cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of a tray and a bowl according to the present invention;
Fig. 4 is an enlarged view at a in fig. 3;
FIG. 5 is a schematic cross-sectional view of a stop collar of the present invention;
FIG. 6 is a schematic diagram of a tray perspective structure in accordance with the present invention;
FIG. 7 is a schematic plan view of a draft tube according to the present invention;
FIG. 8 is a schematic cross-sectional view of the lowermost connecting rod of the present invention;
FIG. 9 is a schematic plan view of a protective shell and a plurality of caps according to the present invention;
fig. 10 is a schematic top view of the protective enclosure of the present invention.
In the figure: 1. a tower body; 101. an air outlet pipe; 102. an air inlet pipe; 103. a liquid outlet pipe; 104. a liquid inlet pipe; 2. a tray; 201. an overflow port; 202. a baffle; 203. a cylinder; 204. an endless track; 205. capping; 206. an opening; 207. a first transmission gear; 208. a second transmission gear; 209. an oscillation ring; 210. a linkage ring; 211. an elastic rod; 3. a driving motor; 301. a connecting rod; 4. a guide rod; 401. a drive sleeve; 402. a linkage sleeve; 403. wedge-shaped protruding blocks; 404. a limit sleeve; 5. a protective sleeve; 6. a flow guiding pipe; 601. a branch pipe; 7. a protective shell; 701. and a connecting frame.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.
The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-10, the embodiment of the invention provides an olefin device deethanizer with high separation efficiency, which comprises a tower body 1, a plurality of tower plates 2 and a driving assembly, wherein the plurality of tower plates 2 are fixed in the tower body 1, overflow ports 201 are arranged between the tower plates 2 and the inner wall of the tower body 1, one end, close to the overflow ports 201, of each tower plate 2 is fixedly connected with a baffle 202, one side of the top of the tower body 1 is provided with an air outlet pipe 101, one side of the bottom of the tower body 1 is provided with an air inlet pipe 102, the other side of the bottom of the tower body 1 is provided with a liquid outlet pipe 103, and the top of the tower body 1 is provided with a liquid inlet pipe 104;
Each column plate 2 is provided with an air outlet component, the air outlet component comprises a cylinder 203, the top of the cylinder 203 is provided with air holes, the inner peripheral wall of the cylinder 203 is fixedly connected with an annular track 204, the annular track 204 is connected with a cap 205 in a sliding manner, the column plate 2 is provided with an opening 206 communicated with the cylinder 203, an air circulation space is reserved between the cap 205 and the cylinder 203, and the cylinder 203 is fixedly connected with the column plate 2;
The drive assembly includes driving motor 3 and a plurality of connecting rods 301, and driving motor 3 sets up the bottom at tower body 1 inner chamber, and driving motor 3 output shaft and connecting rod 301 fixed connection of below, connecting rod 301 top and cap 205 joint of below are connected, and adjacent two's cap 205 is connected through connecting rod 301.
Specific: when the liquid level is higher than the baffle 202, the liquid flows from the overflow port 201 to the next tray 2, and repeatedly flows out of the liquid outlet pipe 103, meanwhile, the boiling gas enters from the air inlet pipe 102, flows upwards, enters along the cylinder 203, flows along the gap between the cap 205 and the outer wall of the cylinder 203 and enters the liquid in the tray 2, so that gas-liquid mixing is performed, gas-liquid mass transfer is realized, and finally, the gas after mass transfer is discharged from the air outlet pipe 101;
the driving motor 3 drives the connecting rod 301 to rotate, and the connecting rod 301 drives the plurality of caps 205 to rotate through the transmission cooperation of the first transmission gear 207 and the plurality of second transmission gears 208, so that liquid on the tower plate 2 is stirred, and the efficiency of gas-liquid mass transfer is improved.
The first transmission gear 207 of fixedly connected with on the outer peripheral wall of the block 205 of central point department, all fixedly connected with second transmission gear 208 on the outer peripheral wall of the block 205 of outer loop position department, all second transmission gear 208 all mesh with first transmission gear 207 and be connected, cup joint and be connected with protective housing 7 on the block 205, protective housing 7 outer wall fixedly connected with link 701, link 701 and tower 1 inner wall fixed connection, first transmission gear 207 and a plurality of second transmission gear 208 all are in protective housing 7 inside.
Specific: the first transmission gear 207 is meshed with a plurality of second transmission gears 208 at the outer ring position, so that synchronous rotation of the first transmission gear 207 and the plurality of second transmission gears 208 is realized, synchronous rotation of a plurality of caps 205 is realized, and the stirring effect is enhanced;
Referring to fig. 9 and 10, the protective housing 7 wraps the first transmission gear 207 and the plurality of second transmission gears 208, so that the first transmission gear 207 and the plurality of second transmission gears 208 are prevented from contacting with liquid, the protective housing 7 adopts a spliced up-down structure, so that the protective housing 7 is convenient to assemble and disassemble, and meanwhile, a sealing opening through which the cap 205 penetrates is formed in the protective housing 7, and an annular oil seal is arranged on the sealing opening.
The top fixedly connected with direction subassembly of tower body 1 inner chamber, the top fixedly connected with guide bar 4 of the cap 205 of top, guide bar 4 slides and contradicts in direction subassembly.
The guide assembly comprises a driving sleeve 401 and a linkage sleeve 402, wherein the top of the driving sleeve 401 is fixedly connected with the inner wall of the tower body 1, the bottom of the linkage sleeve 402 is fixedly connected with a guide rod 4, a plurality of wedge-shaped lugs 403 are fixedly connected with the top of the linkage sleeve 402, a plurality of sliding grooves are formed in the bottom of the driving sleeve 401, and the wedge-shaped lugs 403 are in sliding contact with the sliding grooves.
The bottom of the cap 205 is fixedly connected with an oscillation ring 209.
The oscillating ring 209 at the outer ring position is fixedly connected with a linkage ring 210, one end of the linkage ring 210 is connected with the oscillating ring 209 at the central position in a clamping way, the bottom of the cap 205 is fixedly connected with a plurality of elastic rods 211, the bottom of the elastic rods 211 is slidably connected with the annular track 204, the elastic rods 211 consist of two rod body structures and springs, and the two rod bodies are nested together through the springs to form a double-rod structure with an elastic structure.
Specific: the cap 205 can drive the guide rod 4 to rotate when rotating, the guide rod 4 can drive the linkage sleeve 402 to rotate, the wedge-shaped protruding block 403 is abutted against the inner wall of the chute, so that the linkage sleeve 402 can be subjected to downward pressure when rotating, a plurality of caps 205 can move downwards, the elastic rod 211 is used for driving the caps 205 to elastically reset upwards, and therefore the caps 205 can synchronously realize up-and-down vibration of the caps 205 when rotating, and further drive the vibration ring 209 to vibrate up and down, thereby realizing the vibration effect on liquid and further improving the mass transfer effect;
When the oscillating ring 209 at the central position moves downwards, the plurality of oscillating rings 209 at the outer ring position can be driven to synchronously move downwards by the linkage ring 210, so that the plurality of oscillating rings 209 and the cap 205 synchronously move upwards and downwards, and the cap 205 can drive the first transmission gear 207 and the plurality of second transmission gears 208 to synchronously move upwards and downwards while moving upwards and downwards, and the stability of the transmission effect is ensured;
notably, are: when the cap 205 moves up and down, an air circulation gap is formed between the cap 205 and the cylinder 203 all the time, and the connecting rod 301 at the lowest part is of a double-rod type loop bar structure, and can stretch and retract, and the inside of the double-rod type loop bar is provided with a clamping strip and a clamping groove for rotating transmission, so that the double-rod type loop bar structure can be ensured to realize rotating transmission, and the clamping strip and the clamping groove of the double-rod type loop bar structure refer to fig. 8.
The inner wall of the tower body 1 is fixedly connected with a limiting sleeve 404, the driving sleeve 401 and the linkage sleeve 402 are both positioned in the inner cavity of the limiting sleeve 404, and the limiting sleeve 404 is used for improving the concentricity of the linkage sleeve 402 and the driving sleeve 401.
The bottom of the inner cavity of the tower body 1 is fixedly connected with a protective sleeve 5, and the driving motor 3 is positioned in the protective sleeve 5.
The oscillation ring 209 is provided with a plurality of check valves.
The liquid inlet pipe 104 and the overflow port 201 are respectively provided with a flow guide pipe 6, the flow guide pipe 6 at the overflow port 201 is in sealing contact with the overflow port 201, the flow guide pipe 6 at the liquid inlet pipe 104 is in sealing contact with the liquid inlet pipe 104, the bottom of the flow guide pipe 6 is fixedly connected with a plurality of branch pipes 601, the branch pipes 601 are communicated with the flow guide pipe 6, a plurality of through holes are formed in the inner wall of each branch pipe 601, and the plurality of branch pipes 601 are uniformly distributed on the top surface of the column plate 2.
Specific: the overflow port 201 is sealed by the flow guide pipe 6, so that liquid only flows up and down through the flow guide pipe 6, and then enters the bottom of the lower tray 2 from the branch pipe 601 at the bottom;
It will be appreciated that: in the traditional mode, liquid only flows into the upper part of the liquid of the lower layer tray 2, when the liquid above the lower layer tray 2 reaches the overflow height, the newly-flowing liquid flows out of the tray 2 without being fully contacted with boiling gas, the mass transfer and separation effect is poor, when the boiling gas pressure is overlarge, the gas pressure at the overflow port 201 can block the liquid from flowing downwards, the liquid can directly leak out of the gas outlet pipe 101 at the top of the tower body 1, flooding is generated, the liquid enters the bottom of the lower layer tray 2 from the branch pipe 601 at the bottom, so that the liquid has sufficient mass transfer reaction time, the separation effect is improved, and when the oscillation ring 209 moves downwards, the liquid can drive the lower layer liquid to move upwards through the one-way valve, so that the pressure of the liquid sprayed out of the branch pipe 601 is reduced, and the liquid can normally flow to the lower layer tray 2 is ensured;
Notably, are: the liquid flows along the guide pipe 6 and the branch pipe 601, so that the flow of the fluid and the air pressure of the boiling gas are separated, flooding is avoided, and the liquid can be lifted upwards when the oscillation ring 209 moves up and down, so that the upper liquid can flow downwards conveniently, and the effect of assisting the liquid to flow downwards is achieved.
Working principle: when the liquid level is higher than the baffle 202, the liquid flows up and down through the flow guide pipe 6, then enters the bottom of the lower layer tray 2 from the branch pipe 601 at the bottom and flows onto the next layer tray 2, and the process is repeated, the liquid finally flows out of the liquid outlet pipe 103, meanwhile, the boiling gas enters from the air inlet pipe 102 and then flows upwards, the boiling gas enters along the cylinder 203, then flows along the gap between the cap 205 and the outer wall of the cylinder 203 and enters into the liquid in the tray 2, so that gas-liquid mass transfer is realized, and finally the gas after mass transfer is discharged from the air outlet pipe 101;
The driving motor 3 drives the connecting rod 301 to rotate, the connecting rod 301 drives the plurality of caps 205 to rotate, so that liquid on the tower plate 2 is stirred, the gas-liquid mass transfer efficiency is improved, the first transmission gear 207 is meshed with the plurality of second transmission gears 208 at the outer ring position, the synchronous rotation of the first transmission gear 207 and the plurality of second transmission gears 208 is realized, the synchronous rotation of the plurality of caps 205 is realized, and the stirring effect is enhanced;
The guide rod 4 can be driven to rotate when the cap 205 rotates, the guide rod 4 can drive the linkage sleeve 402 to rotate, the wedge-shaped protruding block 403 is abutted against the inner wall of the chute, so that the linkage sleeve 402 can be subjected to downward pressure when rotating, the caps 205 can move downwards, the elastic rod 211 is used for driving the caps 205 to elastically reset upwards, the caps 205 can synchronously vibrate up and down when rotating, the vibration ring 209 is driven to vibrate up and down, the vibration effect on liquid is achieved, and the mass transfer effect is further improved.
The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a high separation efficiency's olefin plant deethanizer, includes tower body (1), a plurality of column plates (2) and drive assembly, its characterized in that: the tower plates (2) are fixed in the tower body (1), overflow ports (201) are formed between the tower plates (2) and the inner wall of the tower body (1), one end, close to the overflow ports (201), of each tower plate (2) is fixedly connected with a baffle plate (202), an air outlet pipe (101) is arranged on one side of the top of the tower body (1), an air inlet pipe (102) is arranged on one side of the bottom of the tower body (1), a liquid outlet pipe (103) is arranged on the other side of the bottom of the tower body (1), and a liquid inlet pipe (104) is arranged on the top of the tower body (1);
Each column plate (2) is provided with an air outlet assembly, each air outlet assembly comprises a cylinder (203), the top of each cylinder (203) is provided with an air hole, an annular track (204) is fixedly connected to the inner peripheral wall of each cylinder (203), each annular track (204) is connected with a cap (205) in a sliding manner, each column plate (2) is provided with an opening (206) communicated with each cylinder (203), an air circulation space is reserved between each cap (205) and each cylinder (203), and each cylinder (203) is fixedly connected with each column plate (2);
The driving assembly comprises a driving motor (3) and a plurality of connecting rods (301), the driving motor (3) is arranged at the bottom of an inner cavity of the tower body (1), an output shaft of the driving motor (3) is fixedly connected with the lowest connecting rod (301), the top of the lowest connecting rod (301) is connected with the lowest cap (205) in a clamping mode, and two adjacent caps (205) are connected through the connecting rods (301);
a first transmission gear (207) is fixedly connected to the peripheral wall of the cap (205) at the central position, a second transmission gear (208) is fixedly connected to the peripheral wall of the cap (205) at the outer ring position, and all the second transmission gears (208) are in meshed connection with the first transmission gear (207);
The top of the inner cavity of the tower body (1) is fixedly connected with a guide assembly, the top of the cap (205) at the uppermost part is fixedly connected with a guide rod (4), and the guide rod (4) is in sliding contact with the guide assembly;
The guide assembly comprises a driving sleeve (401) and a linkage sleeve (402), the top of the driving sleeve (401) is fixedly connected with the inner wall of the tower body (1), the bottom of the linkage sleeve (402) is fixedly connected with the guide rod (4), a plurality of wedge-shaped lugs (403) are fixedly connected to the top of the linkage sleeve (402), a plurality of sliding grooves are formed in the bottom of the driving sleeve (401), and the wedge-shaped lugs (403) are in sliding contact with the sliding grooves;
The nut caps (205) can drive the guide rod (4) to rotate when rotating, the guide rod (4) can drive the linkage sleeve (402) to rotate, the wedge-shaped protruding blocks (403) are abutted against the inner wall of the chute, so that the linkage sleeve (402) can be subjected to downward pressure when rotating, a plurality of nut caps (205) can move downwards, the elastic rod (211) is used for driving the nut caps (205) to elastically reset upwards, and therefore the nut caps (205) can synchronously vibrate up and down when rotating, and the vibration ring (209) is driven to vibrate up and down;
the bottom of the cap (205) is fixedly connected with an oscillating ring (209);
A linkage ring (210) is fixedly connected to the oscillation ring (209) at the outer ring position, one end of the linkage ring (210) is connected with the oscillation ring (209) at the central position in a clamping mode, a plurality of elastic rods (211) are fixedly connected to the inside of the cap (205), and the bottoms of the elastic rods (211) are in sliding connection with the annular track (204);
When the oscillating ring (209) at the central position moves downwards, the plurality of oscillating rings (209) at the outer ring position can be driven to synchronously move downwards by the linkage ring (210), so that the plurality of oscillating rings (209) and the cap (205) can synchronously move upwards and downwards;
The liquid inlet pipe (104) and the overflow port (201) are both provided with a flow guide pipe (6), a plurality of branch pipes (601) are fixedly connected to the bottom of the flow guide pipe (6), the branch pipes (601) are communicated with the flow guide pipe (6), a plurality of through ports are formed in the inner wall of each branch pipe (601), and the branch pipes (601) are uniformly distributed on the top surface of the column plate (2).
2. The high separation efficiency olefin plant deethanizer of claim 1, wherein: the novel tower is characterized in that a protective shell (7) is sleeved on the cap (205), a connecting frame (701) is fixedly connected to the outer wall of the protective shell (7), the connecting frame (701) is fixedly connected with the inner wall of the tower body (1), and the first transmission gear (207) and the plurality of second transmission gears (208) are all positioned inside the protective shell (7).
3. The high separation efficiency olefin plant deethanizer of claim 1, wherein: the inner wall of the tower body (1) is fixedly connected with a limiting sleeve (404), and the driving sleeve (401) and the linkage sleeve (402) are both positioned in the inner cavity of the limiting sleeve (404).
4. The high separation efficiency olefin plant deethanizer of claim 1, wherein: and the oscillation rings (209) are provided with a plurality of one-way valves.
5. The high separation efficiency olefin plant deethanizer of claim 1, wherein: the bottom of the inner cavity of the tower body (1) is fixedly connected with a protective sleeve (5), and the driving motor (3) is positioned in the protective sleeve (5).
6. The high separation efficiency olefin plant deethanizer of claim 1, wherein: the flow guide pipe (6) at the overflow port (201) is in sealing contact with the overflow port (201), and the flow guide pipe (6) at the liquid inlet pipe (104) is in sealing sleeve joint with the liquid inlet pipe (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410223584.2A CN117797508B (en) | 2024-02-29 | 2024-02-29 | High separation efficiency's olefin plant deethanizer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410223584.2A CN117797508B (en) | 2024-02-29 | 2024-02-29 | High separation efficiency's olefin plant deethanizer |
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| CN117797508A CN117797508A (en) | 2024-04-02 |
| CN117797508B true CN117797508B (en) | 2024-04-30 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207856351U (en) * | 2017-11-17 | 2018-09-14 | 洪湖市兴达石化设备制造有限公司 | Multipurpose descending liquid structure |
| CN210186471U (en) * | 2019-07-08 | 2020-03-27 | 东营职业学院 | High-purity pentane foaming agent rectification separation plate float valve tower |
| CN112980494A (en) * | 2021-02-24 | 2021-06-18 | 盘锦富添石油化工发展有限公司 | Stripper kettle for petroleum resin production and preparation |
| CN213527497U (en) * | 2020-10-31 | 2021-06-25 | 赵成书 | Impeller type bubble cap tower plate structure |
| CN113996137A (en) * | 2021-12-29 | 2022-02-01 | 沧州市生态环境监控中心(沧州市机动车污染防治监控中心) | Purification tower for atmospheric pollution treatment |
| CN218608083U (en) * | 2022-11-23 | 2023-03-14 | 孙泽雨 | Olefin device deethanizer |
| CN117180780A (en) * | 2023-10-17 | 2023-12-08 | 江西丹奈尔生物科技有限公司 | Essence spices rectifying column |
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| US20210299611A1 (en) * | 2020-03-25 | 2021-09-30 | Anthony Busigin | System and Method for Recovering Isotopologues from a Gas Stream |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207856351U (en) * | 2017-11-17 | 2018-09-14 | 洪湖市兴达石化设备制造有限公司 | Multipurpose descending liquid structure |
| CN210186471U (en) * | 2019-07-08 | 2020-03-27 | 东营职业学院 | High-purity pentane foaming agent rectification separation plate float valve tower |
| CN213527497U (en) * | 2020-10-31 | 2021-06-25 | 赵成书 | Impeller type bubble cap tower plate structure |
| CN112980494A (en) * | 2021-02-24 | 2021-06-18 | 盘锦富添石油化工发展有限公司 | Stripper kettle for petroleum resin production and preparation |
| CN113996137A (en) * | 2021-12-29 | 2022-02-01 | 沧州市生态环境监控中心(沧州市机动车污染防治监控中心) | Purification tower for atmospheric pollution treatment |
| CN218608083U (en) * | 2022-11-23 | 2023-03-14 | 孙泽雨 | Olefin device deethanizer |
| CN117180780A (en) * | 2023-10-17 | 2023-12-08 | 江西丹奈尔生物科技有限公司 | Essence spices rectifying column |
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