CN113856454A - Regeneration tower for hydrogen sulfide removal process by gas-liquid phase catalytic oxidation method - Google Patents
Regeneration tower for hydrogen sulfide removal process by gas-liquid phase catalytic oxidation method Download PDFInfo
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- CN113856454A CN113856454A CN202110933251.5A CN202110933251A CN113856454A CN 113856454 A CN113856454 A CN 113856454A CN 202110933251 A CN202110933251 A CN 202110933251A CN 113856454 A CN113856454 A CN 113856454A
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- 238000000034 method Methods 0.000 title claims abstract description 57
- 230000008569 process Effects 0.000 title claims abstract description 30
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title claims abstract description 27
- 230000008929 regeneration Effects 0.000 title claims abstract description 27
- 238000011069 regeneration method Methods 0.000 title claims abstract description 27
- 230000003647 oxidation Effects 0.000 title claims abstract description 26
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 26
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 24
- 239000007791 liquid phase Substances 0.000 title claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 64
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000005187 foaming Methods 0.000 claims description 9
- 238000005273 aeration Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 38
- 229910052717 sulfur Inorganic materials 0.000 abstract description 36
- 239000011593 sulfur Substances 0.000 abstract description 36
- 239000006260 foam Substances 0.000 abstract description 16
- 239000002245 particle Substances 0.000 description 22
- 239000007789 gas Substances 0.000 description 6
- 238000005086 pumping Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 231100000086 high toxicity Toxicity 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8612—Hydrogen sulfide
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention relates to the technical field of gas-liquid reactors and discloses a regeneration tower for a hydrogen sulfide removal process by a gas-liquid catalytic oxidation method, which comprises a cylinder body, a skirt seat and a cover plate, wherein the skirt seat is fixedly connected with the side wall of the cylinder body, the upper end of the cylinder body is provided with an opening, the opening is fixedly connected with the cover plate through a lock catch, the right end of the cylinder body is fixedly connected with an air inlet pipe, one end of the air inlet pipe extends into the cylinder body, the upper end of the cover plate is symmetrically and fixedly connected with two exhaust pipes, the center of the lower end of the cylinder body is fixedly connected with a liquid discharge pipe, the upper end of the cover plate is fixedly connected with a shell through a round hole, the shell is internally connected with a transmission mechanism, and a plurality of uniformly distributed cross rods are fixedly connected in the cylinder body. The regeneration tower for the hydrogen sulfide removal process by the gas-liquid phase catalytic oxidation method can improve the air oxidation efficiency, avoid scaling and blockage caused by sulfur foam and avoid complex operation of flow equipment caused by sulfur foam treatment, and is simple to maintain.
Description
Technical Field
The invention relates to the technical field of gas-liquid reactors, in particular to a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method.
Background
The hydrogen sulfide is a compound with extremely high toxicity, widely exists in various gases involved in industrial production and civil life, belongs to acid gas, has high toxicity and strong corrosivity, and the hydrogen sulfide in the removed gas is a common process in industrial production, and commonly used technologies for removing the hydrogen sulfide comprise a solid-phase chemical absorption method, a gas-solid-phase catalytic oxidation method and a gas-liquid-phase catalytic oxidation method, wherein the gas-liquid-phase catalytic oxidation method has the advantages of simple technical process, high operation flexibility, high desulfurization efficiency and low energy consumption, in the technical process, the regeneration process of a liquid absorption catalyst is generally that a tower body is provided with a sulfur foam overflow pipe, sulfur is brought out by using foam, the sulfur foam is heated, melted and dehydrated, sulfur and a water phase are separated, or the sulfur foam is stored in a storage tank and then is subjected to solid-liquid separation by a filter, the sulfur is removed, and a chemical defoaming agent is added into a liquid catalyst system, inhibiting and eliminating the foam layer, allowing the sulfur particles to sink to the bottom of the equipment, and filtering to remove the sulfur by pumping.
At present, when air is blown into a tower, a liquid surface can generate a large amount of foams containing sulfur particles, the sulfur foams are easy to scale and block in a regeneration tower, and the operation of flow equipment caused by treating the sulfur foams is complex, and the equipment maintenance is difficult.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method, which can improve the air oxidation efficiency, avoid scaling and blockage caused by sulfur foam and complex operation of process equipment caused by sulfur foam treatment, is simple to maintain, and solve the problems that when the regeneration tower blows air, a large amount of foam containing sulfur particles is generated on the liquid surface, scaling and blockage are easily generated in the regeneration tower by the sulfur foam, the complex operation of the process equipment caused by sulfur foam treatment and the difficult maintenance of the equipment are caused.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method comprises a barrel body, a skirt seat and a cover plate, wherein the skirt seat is fixedly connected with the side wall of the barrel body, the upper end of the barrel body is provided with an opening, the opening is fixedly connected with the cover plate through a lock catch, the right end of the barrel body is fixedly connected with an air inlet pipe, one end of the air inlet pipe extends into the barrel body, the upper end of the cover plate is symmetrically and fixedly connected with two exhaust pipes, the center of the lower end of the barrel body is fixedly connected with a liquid discharge pipe, the upper end of the cover plate is fixedly connected with a shell through a round hole, the shell is internally connected with a transmission mechanism, the barrel body is internally and fixedly connected with a plurality of uniformly distributed cross rods, one ends, opposite to the cross rods, of the cross rods are jointly and fixedly connected with a positioning ring, a sleeve is sleeved in the positioning ring in a sliding manner, the side wall of the sleeve is connected with a foaming mechanism, and the lower side of the left end of the barrel body is fixedly connected with a liquid inlet pipe, one end of the liquid inlet pipe extends into the cylinder and is fixedly connected with the aeration head, the liquid inlet head is fixedly connected in the sleeve, and one side of the positioning ring is fixedly connected with the pipe orifice of the air inlet pipe through the through hole.
Preferably, drive mechanism includes the sleeve pipe, the sheathed tube pipe wall is located to rotate through the lower extreme center of first sealed bearing and casing and is connected, it is connected with the pivot to rotate through the second sealed bearing in the cover pipe, a plurality of evenly distributed's of fixedly connected with transfer line on the axial wall of pivot, it is a plurality of the one end that the pivot was kept away from to the transfer line all inclines fixedly connected with scraper blade, and is a plurality of the common sliding connection of lower extreme of scraper blade has the pipe of loudspeaker column structure, and the lower extreme and the telescopic upper end fixed connection of pipe, fixedly connected with motor in the casing, the output of motor and the upper end fixed connection of pivot.
Preferably, a plurality of evenly distributed's of fixedly connected with bracing piece on the sheathed tube pipe wall, it is a plurality of the equal fixedly connected with swash plate of sheathed tube one end is kept away from to the bracing piece, fixedly connected with ring gear on the sheathed tube pipe wall, the first band pulley of fixedly connected with on the axle wall of pivot, the lower extreme inner wall of casing rotates through ball bearing and is connected with the transmission shaft, fixedly connected with second band pulley and gear on the axle wall of transmission shaft, common round joint has the belt between first band pulley and the second band pulley, gear and ring gear meshing.
Preferably, the impeller is sleeved in the sleeve, the lower end of the rotating shaft extends into the sleeve and is fixedly connected with the center of the impeller, the mesh plate is fixedly connected in the sleeve, and the center of the mesh plate is sleeved with the shaft wall of the rotating shaft through the round opening.
Preferably, the foaming mechanism includes the pipe, the upper end fixedly connected with rubber circle of pipe, the lateral wall fixedly connected with annular slab of pipe, and the lateral wall of annular slab has seted up the liquid passageway, the edge of annular slab and the inner wall fixed connection of barrel, a plurality of L venturi tubes of fixedly connected with are a plurality of on the pipe wall of pipe the equal fixedly connected with arc pipe in vertical portion upper end of L venturi tube, telescopic lower extreme fixedly connected with spacing ring, the spacing ring cup joints with the pipe wall slip of pipe, the telescopic lateral wall passes through the drainage tube that a plurality of slopes of inclined hole fixedly connected with set up.
Preferably, the inner edge of the pipe orifice at the lower end of the circular pipe is fixedly connected with a partition plate, the center of the partition plate is fixedly connected with the pipe wall of the liquid inlet pipe through a mounting hole, and the side wall of the partition plate is fixedly connected with two symmetrically distributed voltage stabilizing pipes.
(III) advantageous effects
Compared with the prior art, the invention provides a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method, which has the following beneficial effects:
1. when the invention is used, the air inlet pipe and an external air source device are used for filling the rich liquid containing hydrogen sulfide into the cylinder, the output end of the pumping device is connected with the liquid inlet pipe for pumping the rich liquid, when gas enters the sleeve from the gas inlet pipe through the aeration head, air bubbles are formed when the bubbles discharged from the aeration head float upwards in the sleeve, the bubbles containing sulfur particles can appear when the air bubbles rise to the liquid level, at the moment, the transmission mechanism is started to work, and the rising bubble layer is eliminated when the transmission mechanism works, so that the bubbles are prevented from scaling and blocking, when the bubbles are broken, the sulfur particles are concentrated on the inner wall of the cylinder body and fall down under the action of the transmission mechanism, and then can fall between the crack between barrel and the sleeve, the sulphur granule deposits in the barrel bottom gradually to can be convenient for take out the barrel from the fluid-discharge tube and filter.
2. The invention is provided with a transmission mechanism, when in use, a motor is started to drive a rotating shaft to rotate, the rotating shaft rotates to drive a transmission rod to drive a scraper to do circular motion, the scraper can generate centrifugal force on air bubbles in a guide pipe when moving, so that the air bubbles can be quickly discharged out of a sleeve, a first belt wheel is driven to rotate a second belt wheel when the rotating shaft rotates, the second belt wheel rotates to drive a transmission shaft to rotate a gear, the gear rotates to drive a gear ring to rotate a sleeve, the sleeve rotates to drive a support rod to drive an inclined plate to do circular motion, because the first belt wheel and the second belt wheel have the same steering direction and the gear are opposite, the steering direction of the rotating shaft and the sleeve is opposite, the air bubbles scraped by the scraper change the motion direction when being impacted by the reversely rotating inclined plate, and further sulfur particles in the air bubbles have the initial speed of falling into rich liquid, the deposition of sulfur particles is facilitated, air bubbles containing the sulfur particles are not easy to scale and block, the rotating shaft drives the impeller to rotate in the sleeve when rotating, and the impeller can generate rising thrust to the rich liquid in the sleeve when rotating, so that the flowing in the rich liquid cylinder is facilitated.
3. The invention is provided with a foaming mechanism, when the transmission mechanism drives the rich liquid in the sleeve to flow, the liquid enters the lower end of the cylinder body through the liquid passing channel on the annular plate, the liquid at the bottom of the cylinder body rises into the round pipe through the pressure stabilizing pipe, the liquid in the round pipe rises and is discharged through the drainage pipe, thereby forming circular flow, because the throughput of the pressure stabilizing pipe is smaller, the liquid in the cylinder body enters the L-shaped pipe through the bent pipe, the rich liquid in the L-shaped pipe enters the round pipe in large quantity, thereby ensuring the smooth circular flow of the rich liquid in the cylinder body, and because of the special structure of the bent pipe, the speed of the sulfur particles entering the liquid level in the cylinder body is faster, therefore, the bent pipe is not easy to enter a large quantity of sulfur particles along with the rich liquid, and the rich liquid can be taken away to enter the bottom of the cylinder body when passing through the liquid passing channel on the annular plate, because the flow speed of the rich liquid at the bottom of the cylinder body is slower, thereby being beneficial to the precipitation of the sulfur particles, being convenient for pumping out the sulfur particles and being convenient for maintaining the regeneration tower.
Drawings
FIG. 1 is a schematic structural diagram of a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method, which is provided by the invention;
FIG. 2 is a schematic diagram of the internal structure of a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method in FIG. 1;
FIG. 3 is a sectional view of a regeneration tower for a hydrogen sulfide removal process by gas-liquid phase catalytic oxidation in FIG. 1, wherein the regeneration tower is provided with a cylinder and a sleeve;
FIG. 4 is a schematic structural diagram of a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method, which is provided by the invention, and a transmission mechanism in FIG. 2;
FIG. 5 is a schematic structural diagram of a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method, wherein circular tubes and L-shaped tubes in FIG. 2 are in a circular structure;
FIG. 6 is a schematic structural diagram of a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method, which is provided by the invention, and a foaming mechanism in FIG. 2.
In the figure: 1. a barrel; 2. an exhaust pipe; 3. a housing; 4. a cover plate; 5. an air inlet pipe; 6. a skirt; 7. A liquid discharge pipe; 8. a liquid inlet pipe; 9. a motor; 10. a conduit; 11. a sleeve; 12. a cross bar; 13. an arc tube; 14. an L-shaped tube; 15. a limiting ring; 16. a positioning ring; 17. a drainage tube; 18. a circular tube; 19. an annular plate; 20. a sloping plate; 21. a squeegee; 22. a mesh plate; 23. an impeller; 24. a partition plate; 25. an aeration head; 26. a transmission rod; 27. a support bar; 28. a first pulley; 29. a ring gear; 30. a second pulley; 31. A gear; 32. a rotating shaft; 33. a sleeve; 34. a rubber ring; 35. a voltage stabilizing tube; 36. and a liquid inlet head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to the attached figures 1-6, a regeneration tower for a hydrogen sulfide removal process by a gas-liquid phase catalytic oxidation method comprises a cylinder body 1, a skirt seat 6 and a cover plate 4, wherein the skirt seat 6 is fixedly connected with the side wall of the cylinder body 1, the upper end of the cylinder body 1 is provided with an opening, the opening is fixedly connected with the cover plate 4 through a lock catch, the right end of the cylinder body 1 is fixedly connected with an air inlet pipe 5, one end of the air inlet pipe 5 extends into the cylinder body 1, the upper end of the cover plate 4 is symmetrically and fixedly connected with two exhaust pipes 2, the center of the lower end of the cylinder body 1 is fixedly connected with a liquid discharge pipe 7, the upper end of the cover plate 4 is fixedly connected with a shell 3 through a round hole, a transmission mechanism is connected in the shell 3, a plurality of uniformly distributed transverse rods 12 are fixedly connected in the cylinder body 1, one end of the plurality of transverse rods 12 is fixedly connected with a positioning ring 16 together, a sleeve 11 is sleeved in the positioning ring 16 in a sliding manner, and the side wall of the sleeve 11 is connected with a foaming mechanism, the left end downside fixedly connected with intake pipe 5 of barrel 1, the one end of intake pipe 5 extends to in the barrel 1 and fixedly connected with aeration head 25, fixedly connected with liquid inlet head 36 in the sleeve 11, one side of holding ring 16 is through the mouth of pipe department fixed connection of through-hole and feed liquor pipe 8.
When the invention is used, the air inlet pipe and an external air source device (not shown in the figure) are filled with rich liquid containing hydrogen sulfide (liquid absorbing catalyst after fully absorbing the hydrogen sulfide) in the cylinder body 1, the output end of a pumping device (not shown in the figure) is connected with the liquid inlet pipe 8 and is used for pumping the rich liquid, gas enters the sleeve 11 from the air inlet pipe 5 through the aeration head 25, air bubbles are formed when the air bubbles discharged through the aeration head 25 float up in the sleeve 11, foams containing sulfur particles appear when the air bubbles rise to the liquid level, at the moment, the transmission mechanism is started to work, the rising bubble layer is eliminated when the transmission mechanism works, and further the bubbles are prevented from scaling and blocking, when the bubbles are broken, the sulfur particles are concentrated on the inner wall of the cylinder body 1 and fall down under the action of the transmission mechanism, and further can fall down between a crack between the cylinder body 1 and the sleeve 11, the sulphur particles gradually settle at the bottom of the barrel 1, so that the barrel 1 can be conveniently drawn out from the drain pipe 7 for filtration.
Example 2: the difference is based on example 1;
referring to the attached drawings 2-4, the transmission mechanism includes a sleeve 33, a tube wall of the sleeve 33 is rotatably connected to a center of a lower end of the housing 3 through a first sealing bearing, a rotating shaft 32 is rotatably connected to the inside of the sleeve 33 through a second sealing bearing, a plurality of transmission rods 26 uniformly distributed are fixedly connected to a shaft wall of the rotating shaft 32, scrapers 21 are fixedly connected to ends of the transmission rods 26 far away from the rotating shaft 32 in an inclined manner, a trumpet-shaped conduit 10 is slidably connected to lower ends of the scrapers 21, a lower end of the conduit 10 is fixedly connected to an upper end of the sleeve 11, a motor 9 is fixedly connected to the inside of the housing 3, an output end of the motor 9 is fixedly connected to an upper end of the rotating shaft 32, a plurality of support rods 27 uniformly distributed are fixedly connected to the tube wall of the sleeve 33, an inclined plate 20 is fixedly connected to ends of the support rods 27 far away from the sleeve 33, and a gear ring 29 is fixedly connected to the tube wall of the sleeve 33, fixedly connected with first band pulley 28 on the axle wall of pivot 32, the lower extreme inner wall of casing 3 rotates through ball bearing and is connected with the transmission shaft, fixedly connected with second band pulley 30 and gear 31 on the axle wall of transmission shaft, it has the belt to wind jointly between first band pulley 28 and the second band pulley 30, gear 31 and ring gear 29 meshing, impeller 23 has been cup jointed in the sleeve 11, the lower extreme of pivot 32 extends to in the sleeve 11 and with impeller 23's center department fixed connection, fixedly connected with mesh plate 22 in the sleeve 11, mesh plate 22's center department cup joints through the axle wall of round mouth with pivot 32.
When the transmission mechanism is used, the starting motor 9 drives the rotating shaft 32 to rotate, the rotating shaft 32 rotates to drive the transmission rod 26 to enable the scraper 21 to do circular motion, the air bubbles in the conduit 10 can generate centrifugal force when the scraper 21 moves, and then the air bubbles can be quickly discharged out of the sleeve 11, the rotating shaft 32 rotates to drive the first belt wheel 28 to enable the second belt wheel 30 to rotate, the second belt wheel 30 rotates to drive the transmission shaft to enable the gear 31 to rotate, the gear 31 rotates to drive the gear ring 29 to enable the sleeve 33 to rotate, the sleeve 33 rotates to drive the supporting rod 27 to enable the inclined plate 20 to do circular motion, because the first belt wheel 28 and the second belt wheel 30 rotate in the same direction, and the gear 31 is opposite to the gear ring 29, because the second belt wheel 30 and the gear ring 29 rotate in the same direction, the rotating shaft 32 and the sleeve 33 rotate in opposite directions, therefore, the air bubbles scraped away by the scraper 21 are impacted by the inclined plate 20 which rotates in opposite directions to change the direction, further, the sulfur particles in the air bubbles can be made to have an initial velocity of falling into the rich liquid, precipitation of the sulfur particles is facilitated, the air bubbles containing the sulfur particles are less likely to be scaled or clogged, the impeller 23 is driven to rotate in the sleeve 11 when the rotating shaft 32 rotates, and the impeller 23 can generate a thrust force for raising the rich liquid in the sleeve 11 when rotating, and the flow in the rich liquid cylinder 1 is facilitated.
Example 3: the difference is based on example 1;
referring to fig. 5-6, the foaming mechanism comprises a circular tube 18, a rubber ring 34 is fixedly connected to the upper end of the circular tube 18, an annular plate 19 is fixedly connected to the side wall of the circular tube 18, and the lateral wall of annular plate 19 has seted up the liquid passageway, the edge of annular plate 19 and the inner wall fixed connection of barrel 1, a plurality of L venturi tubes 14 of fixedly connected with on the pipe wall of pipe 18, the equal fixedly connected with arc tube 13 in vertical portion upper end of a plurality of L venturi tubes 14, the lower extreme fixedly connected with spacing ring 15 of sleeve 11, spacing ring 15 cup joints with the pipe wall of pipe 18 slip, the lateral wall of sleeve 11 passes through the drainage tube 17 that a plurality of slopes of fixedly connected with set up of inclined hole, fixedly connected with baffle 24 is followed in the lower extreme mouth of pipe department of pipe 18, the center department of baffle 24 passes through the mounting hole and the pipe wall fixed connection of feed liquor pipe 8, the lateral wall fixedly connected with stabilivolt 35 of two symmetric distributions of baffle 24.
The invention is provided with a foaming mechanism, when the transmission mechanism drives the rich liquid of the sleeve 11 to flow, the liquid enters the lower end of the cylinder body 1 through the liquid passing channel on the annular plate 19, the liquid at the bottom of the cylinder body 1 rises into the circular tube 18 through the pressure stabilizing tube 35, the liquid in the circular tube 18 rises and is discharged through the drainage tube 17, thereby forming circular flow, because the throughput of the pressure stabilizing tube 35 is smaller, the liquid in the cylinder body 1 enters the L-shaped tube 14 through the arc-shaped tube 13, the rich liquid in the L-shaped tube 14 enters the circular tube 18 in large quantity, thereby ensuring the smoothness of the circular flow of the rich liquid in the cylinder body 1, and because of the special structure of the arc-shaped tube 13, the speed of the sulfur particles entering the liquid level in the cylinder body 1 is faster, the arc-shaped tube 13 is not easy to enter a large quantity of sulfur particles along with the rich liquid, and the rich liquid can take the sulfur particles away to enter the bottom of the cylinder body 1 when passing channel on the annular plate 19, because the flow rate of the rich liquid at the bottom of the cylinder body 1 is slower, the sedimentation of sulfur particles is facilitated, and the maintenance of the regeneration tower is also facilitated.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a regenerator column for gas-liquid phase catalytic oxidation method hydrogen sulfide removal process, includes barrel (1), skirt (6) and apron (4), skirt (6) and the fixed connection of lateral wall of barrel (1), the upper end of barrel (1) is equipped with the opening, and the opening part passes through hasp and apron (4) fastening connection, the right-hand member fixedly connected with intake pipe (5) of barrel (1), the one end of intake pipe (5) extends to in barrel (1), two blast pipes (2) of the upper end symmetry fixedly connected with of apron (4), fixedly connected with fluid-discharge tube (7), its characterized in that are located at the lower extreme center of barrel (1): the upper end of apron (4) is through round hole fixedly connected with casing (3), and casing (3) in-connection has drive mechanism, barrel (1) interior fixedly connected with a plurality of evenly distributed's horizontal pole (12), it is a plurality of the common fixedly connected with holding ring (16) of one end that horizontal pole (12) are relative, slide in holding ring (16) and cup jointed sleeve (11), and the lateral wall of sleeve (11) is connected with foaming mechanism, left end downside fixedly connected with feed liquor pipe (8) of barrel (1), the one end of feed liquor pipe (8) extends to in barrel (1) and fixedly connected with aeration head (25), fixedly connected with liquid inlet head (36) in sleeve (11), the orificial fixed connection of through-hole and feed liquor pipe (8) is passed through to one side of holding ring (16).
2. The regeneration tower for the hydrogen sulfide removal process by the gas-liquid phase catalytic oxidation method as claimed in claim 1, wherein: drive mechanism includes sleeve pipe (33), the pipe wall of sleeve pipe (33) is located to rotate through the lower extreme center of first sealed bearing and casing (3) and is connected, rotate through second sealed bearing in sleeve pipe (33) and be connected with pivot (32), a plurality of evenly distributed's transfer line (26) of fixedly connected with on the axle wall of pivot (32), it is a plurality of fixedly connected with scraper blade (21) all inclines in one end that pivot (32) were kept away from in transfer line (26), and is a plurality of the common sliding connection of lower extreme of scraper blade (21) has pipe (10) of horn-shaped structure, and the lower extreme of pipe (10) and the upper end fixed connection of sleeve (11), fixedly connected with motor (9) in casing (3), the output of motor (9) and the upper end fixed connection of pivot (32).
3. The regeneration tower for the hydrogen sulfide removal process by the gas-liquid phase catalytic oxidation method as claimed in claim 2, wherein: the utility model discloses a quick-witted, including casing (33), bracing piece (27) of a plurality of evenly distributed of fixedly connected with on the pipe wall of casing (33), it is a plurality of the equal fixedly connected with swash plate (20) of one end that sleeve (33) were kept away from in bracing piece (27), fixedly connected with ring gear (29) on the pipe wall of sleeve (33), first band pulley (28) of fixedly connected with on the axle wall of pivot (32), the lower extreme inner wall of casing (3) rotates through ball bearing and is connected with the transmission shaft, fixedly connected with second band pulley (30) and gear (31) on the axle wall of transmission shaft, common round joint has the belt between first band pulley (28) and second band pulley (30), gear (31) and ring gear (29) meshing.
4. The regeneration tower for the hydrogen sulfide removal process by the gas-liquid phase catalytic oxidation method as claimed in claim 2, wherein: impeller (23) have been cup jointed in sleeve (11), the lower extreme of pivot (32) extend to in sleeve (11) and with the center department fixed connection of impeller (23), fixedly connected with mesh board (22) in sleeve (11), the center department of mesh board (22) cup joints through the axle wall of round mouth with pivot (32).
5. The regeneration tower for the hydrogen sulfide removal process by the gas-liquid phase catalytic oxidation method as claimed in claim 1, wherein: foaming mechanism includes pipe (18), the upper end fixedly connected with rubber ring (34) of pipe (18), the lateral wall fixedly connected with annular slab (19) of pipe (18), and the lateral wall of annular slab (19) has seted up the liquid passageway, the edge of annular slab (19) and the inner wall fixed connection of barrel (1), a plurality of L venturi tubes (14) of fixedly connected with on the pipe wall of pipe (18), it is a plurality of the equal fixedly connected with arc pipe (13) in vertical portion upper end of L venturi tube (14), the lower extreme fixedly connected with spacing ring (15) of sleeve (11), spacing ring (15) cup joint with the pipe wall slip of pipe (18), the lateral wall of sleeve (11) passes through drainage tube (17) that a plurality of slopes of fixedly connected with of inclined hole set up.
6. The regeneration tower for the hydrogen sulfide removal process by the gas-liquid phase catalytic oxidation method according to claim 5, is characterized in that: the inner edge of the lower end pipe orifice of the round pipe (18) is fixedly connected with a partition plate (24), the center of the partition plate (24) is fixedly connected with the pipe wall of the liquid inlet pipe (8) through a mounting hole, and the side wall of the partition plate (24) is fixedly connected with two symmetrically distributed voltage stabilizing pipes (35).
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| CN112958289A (en) * | 2021-02-05 | 2021-06-15 | 北京中科润宇环保科技股份有限公司 | Wet desulfurization sulfur flotation device and method |
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- 2021-08-14 CN CN202110933251.5A patent/CN113856454B/en not_active Expired - Fee Related
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| US4111864A (en) * | 1974-10-18 | 1978-09-05 | Chevron Research Company | Sulfur foam |
| US4909945A (en) * | 1988-07-29 | 1990-03-20 | Union Oil Company Of California | Method for increasing the size of elemental sulfur particles produced by a hydrogen sulfide removal process |
| CN101058078A (en) * | 2006-04-18 | 2007-10-24 | 向松 | Addend preparation method and process for wet oxidation-desulfurizing catalyst |
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| CN113856454B (en) | 2022-07-15 |
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