CN117046145B - Trough-disc type gas-liquid distributor for catalytic reaction rectification - Google Patents
Trough-disc type gas-liquid distributor for catalytic reaction rectification Download PDFInfo
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- CN117046145B CN117046145B CN202311319310.5A CN202311319310A CN117046145B CN 117046145 B CN117046145 B CN 117046145B CN 202311319310 A CN202311319310 A CN 202311319310A CN 117046145 B CN117046145 B CN 117046145B
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- 239000007788 liquid Substances 0.000 title claims abstract description 152
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 49
- 238000009826 distribution Methods 0.000 claims abstract description 43
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 23
- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 230000001105 regulatory effect Effects 0.000 claims description 21
- 238000000926 separation method Methods 0.000 claims description 19
- 206010015137 Eructation Diseases 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 9
- 230000003197 catalytic effect Effects 0.000 claims description 9
- 239000003054 catalyst Substances 0.000 claims description 7
- 238000010992 reflux Methods 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000012856 packing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0278—Feeding reactive fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00796—Details of the reactor or of the particulate material
- B01J2208/00893—Feeding means for the reactants
- B01J2208/00911—Sparger-type feeding elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The invention relates to the technical field of gas-liquid distributors, in particular to a trough-tray type gas-liquid distributor for catalytic reaction rectification. The trough-tray type gas-liquid distributor for catalytic reaction rectification comprises a bottom plate and a plurality of gas-lifting pipes which are arranged on the bottom plate in a matrix manner, wherein supporting rods are arranged at four corners of the top ends of the gas-lifting pipes, gas-lifting caps are jointly arranged at the top ends of the four supporting rods, liquid-blocking plates are welded on the outer sides of two long outer side walls of the gas-lifting pipes on the upper surface of the bottom plate, and a plurality of liquid-distributing holes are uniformly formed in the two long side walls of the gas-lifting pipes; the liquid distribution pipes are provided with a plurality of liquid distribution pipes, the liquid distribution pipes are respectively embedded on two long inner side walls of the gas lift pipe, the liquid distribution pipes are internally embedded with a speed regulation component for controlling the opening degree of the liquid distribution holes, the speed regulation component comprises a bidirectional threaded rod, a slide rod, a transmission block, a transmission plate, a connecting plate and a conical valve core, and a driving mechanism is arranged in the gas lift pipe. The trough-disc type gas-liquid distributor for catalytic reaction rectification provided by the invention has the advantages of adjustable seed flow rate and uniform gas-liquid distribution.
Description
Technical Field
The invention relates to the technical field of gas-liquid distributors, in particular to a trough-tray type gas-liquid distributor for catalytic reaction rectification.
Background
As is well known, in industrial production processes such as oil refining and petrochemical industry, a catalytic reaction rectification process is indispensable, catalytic reaction rectification is an important separation method of a gas-liquid-phase reaction system, and the main principle is that the catalytic reaction is carried out, and meanwhile, the product is separated by a rectification method, so that the catalytic reaction rectification has the advantage of saving energy consumption, and further, the catalytic reaction rectification is greatly valued in the current industrial market and is widely applied: in the reaction rectifying column, can use hydraulic distributor, gas-liquid distributor is an important internals, be a mechanism of packing tower, hydraulic distributor's main effect is with getting into the liquid evenly distributed of packing tower on the packing bed, through the packing bed under the effect of gravity, with ascending gas uniform contact, thereby guarantee high efficiency operation, gas-liquid distributor's kind has a lot, trough-tray gas-liquid distributor is more common in present market, trough-tray gas-liquid distributor is mainly disc structure, this structure can effectually avoid its disturbance to tower cauldron liquid, make the tower cauldron liquid level more stable during operation, and then trough-tray gas-liquid distributor's development receives the great attention in the market.
However, when the existing disk slot type distributor is used, the opening degree of the liquid distribution holes can only be controlled by the aperture size of the openings of the distribution holes of the riser, and after the single aperture is punched out, the flow rate of the liquid flowing through the liquid distribution pipe is difficult to adjust, so that the liquid and the catalyst are inconvenient to fully contact and react.
Therefore, it is necessary to provide a novel trough-tray type gas-liquid distributor for catalytic reaction rectification to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides a trough-disc type gas-liquid distributor for catalytic reaction rectification, which has adjustable flow rate and uniform gas-liquid distribution.
The invention provides a trough-disc type gas-liquid distributor for catalytic reaction rectification, which comprises the following components: the device comprises a bottom plate and a plurality of gas risers arranged on the bottom plate in a matrix manner, wherein supporting rods are arranged at four corners of the top end of each gas riser, gas raising caps are jointly arranged at the top ends of the four supporting rods, liquid blocking plates are welded on the outer sides of two long outer side walls of the gas risers on the upper surface of the bottom plate, and a plurality of liquid distributing holes are uniformly formed in the two long side walls of the gas risers;
the liquid distribution pipes are respectively embedded on two long inner side walls of the gas rise pipe and correspond to the liquid distribution holes one by one, a speed regulating component for controlling the opening of the liquid distribution holes is embedded in the liquid distribution pipes, the speed regulating component comprises a bidirectional threaded rod, a sliding rod, a transmission block, a transmission plate, a connecting plate and a conical valve core, the bidirectional threaded rod is rotatably arranged in the liquid distribution pipes, the sliding rod is fixedly arranged at the rear side of the bidirectional threaded rod in the liquid distribution pipes, the transmission blocks are symmetrically arranged on the sliding rod, threaded through holes in threaded connection with the bidirectional threaded rod are formed in the middle parts of the two transmission blocks, the transmission plates are hinged at one ends of the two transmission plates, which are away from the transmission blocks, are hinged with the connecting plate together, and the conical valve core is fixedly arranged at one side of the connecting plate, which is towards the liquid distribution holes;
the driving mechanism is used for driving and adjusting the speed regulating assemblies in the liquid distribution pipes and is arranged in the gas lift pipe.
Preferably, a plurality of vent holes are uniformly formed in two long outer side walls of the riser, the vent holes are all arranged above the liquid baffle plate, and the vent holes arranged on the same vertical line are communicated with the corresponding liquid distribution pipes.
Preferably, the top of the liquid baffle is provided with a bending part, the top side wall of the bending part is contacted with the outer side wall of the riser, and a plurality of reflow holes are uniformly formed in the bending part.
Preferably, the top end of the liquid separation pipe is of a closed triangle shape, two ends of the liquid separation pipe are welded on the inner side wall of the gas lift pipe, and one end of the liquid separation pipe, which is away from the inner side wall of the gas lift pipe, is provided with a reflux groove.
Preferably, the driving mechanism comprises an electric telescopic rod, a gas baffle box, guide feet and a transmission toothed plate, wherein the two electric telescopic rods are respectively and fixedly arranged on two short inner side walls of the gas lift pipe, the telescopic ends of the two electric telescopic rods are jointly and fixedly provided with the gas baffle box, two sides of the gas baffle box are welded with a plurality of guide feet, and the bottom ends of the guide feet are fixedly provided with the transmission toothed plate matched with the transmission of the bidirectional threaded rod.
Preferably, one end of the bidirectional threaded rod penetrates through the liquid separating pipe to be fixedly provided with a gear, and the gear is meshed with the transmission toothed plate.
Preferably, a plurality of guide feet and a plurality of liquid distribution pipes are arranged in a staggered mode, and the front ends of the guide feet are in contact fit with the long inner side walls of the gas raising pipes.
Preferably, a plurality of air guide plates are arranged in the air blocking box.
Preferably, a plurality of the air guide plates are in a continuously curved fold shape.
Compared with the related art, the trough-tray type gas-liquid distributor for catalytic reaction rectification has the following beneficial effects:
the invention provides a trough-disk type gas-liquid distributor for catalytic reaction rectification, which is characterized in that a speed regulating component is arranged in a liquid distributing pipe communicated with a liquid distributing hole in a gas lifting pipe, the speed regulating component utilizes the cooperation of a bidirectional threaded rod, a sliding rod, a transmission block, a transmission plate, a connecting plate and a conical valve core, and the position of the conical valve core in the liquid distributing hole can be regulated by utilizing a driving mechanism arranged in the gas lifting pipe, so that the liquid flow rate of the liquid distributing hole is regulated by utilizing a conical section, and the liquid can be fully contacted and reacted with a catalyst at maximum efficiency;
through setting up a plurality of air guide plates in keeping off the gas box, the air guide plate evenly distributed of a plurality of folds is convenient for hold back a part in advance with the atomizing liquid drop in the gas-liquid in the riser earlier, and the rethread sets up a plurality of water conservancy diversion feet, with the liquid that holds back the drip on the lift cap backward flow downwards along the reflux groove of honeycomb duct to the backward flow of liquid is more even when making gas-liquid distribution.
Drawings
FIG. 1 is a schematic diagram of a catalytic rectification trough-tray gas-liquid distributor according to a preferred embodiment of the present invention;
FIG. 2 is a top view of a trough-tray gas-liquid distributor for catalytic reaction rectification provided by the invention;
FIG. 3 is a cross-sectional view A-A as shown in FIG. 2;
FIG. 4 is a schematic view of an exploded view of the draft tube and drive mechanism shown in FIG. 1;
FIG. 5 is a schematic diagram of a timing assembly of a catalytic rectification trough-tray gas-liquid distributor according to the present invention;
fig. 6 is a partial enlarged view of a shown in fig. 3.
Reference numerals in the drawings: 1. a bottom plate; 2. a riser; 21. a support rod; 201. a liquid separation hole; 202. a vent hole; 3. an air lifting cap; 4. a liquid baffle; 401. a reflow hole; 5. a liquid separating pipe; 501. a reflux groove; 6. a speed regulating assembly; 61. a two-way threaded rod; 62. a slide bar; 63. a transmission block; 64. a drive plate; 65. a connecting plate; 66. a conical valve core; 67. a gear; 7. a driving mechanism; 71. an electric telescopic rod; 72. a gas-blocking box; 73. a guide foot; 74. a drive toothed plate; 8. and the air guide plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Example 1
Referring to fig. 1 to 6, a trough-tray gas-liquid distributor for catalytic reaction distillation according to an embodiment of the present invention includes: the device comprises a bottom plate 1, a riser 2, a riser cap 3, a liquid baffle 4, a liquid separating pipe 5, a speed regulating component 6 and a driving mechanism 7.
The device comprises a bottom plate 1 and a plurality of gas risers 2 arranged on the bottom plate 1 in a matrix manner, wherein supporting rods 21 are arranged at four corners of the top end of the gas risers 2, gas-lifting caps 3 are jointly arranged at the top ends of the four supporting rods 21, liquid-blocking plates 4 are welded on the outer sides of two long outer side walls of the gas risers 2 on the upper surface of the bottom plate 1, and a plurality of liquid-distributing holes 201 are uniformly formed in the two long side walls of the gas risers 2;
the liquid distribution pipes 5 are provided with a plurality of liquid distribution pipes 5, the liquid distribution pipes 5 are respectively embedded on two long inner side walls of the gas raising pipe 2, the top ends of the liquid distribution pipes 5 are sealed in a triangle shape, two ends of the triangle shape are welded on the inner side walls of the gas raising pipe 2, one ends of the liquid distribution pipes 5, which are far away from the inner side walls of the gas raising pipe 2, are provided with reflux grooves 501 and correspond to the liquid distribution holes 201 one by one, the liquid distribution pipes 5 are embedded with speed regulating components 6 for controlling the opening of the liquid distribution holes 201, the speed regulating components 6 comprise a bidirectional threaded rod 61, a slide rod 62, a transmission block 63, a transmission plate 64, a connecting plate 65 and a conical valve core 66, the bidirectional threaded rod 61 is rotatably arranged in the liquid distribution pipes 5, the slide rod 62 is fixedly arranged at the rear side of the bidirectional threaded rod 61, the transmission blocks 63 are symmetrically arranged on the slide rod 62, one ends of the two transmission blocks 63, which are far away from the transmission plate 64, are hinged with the transmission plate 64, one ends of the two transmission plates 64, which are far away from the transmission block 63, are hinged with the connecting plate 65, and the connecting plate 65 is hinged together, and the conical valve core 66 is arranged towards one side of the fixed valve core 201;
the driving mechanism 7 is used for driving and adjusting the speed regulating assemblies 6 in the liquid distribution pipes 5, and the driving mechanism 7 is arranged in the riser 2.
The driving mechanism 7 comprises an electric telescopic rod 71, an air blocking box 72, guide pins 73 and a transmission toothed plate 74, wherein two electric telescopic rods 71 are respectively and fixedly installed on two short inner side walls of the riser 2, the air blocking box 72 is fixedly installed at telescopic ends of the two electric telescopic rods 71 together, a plurality of guide pins 73 are welded at two sides of the air blocking box 72, a plurality of guide pins 73 are fixedly installed at bottom ends of the guide pins 73 and are in transmission fit with the bidirectional threaded rod 61, a gear 67 is fixedly installed at one end of the bidirectional threaded rod 61 in a penetrating mode through the liquid dividing pipe 5, and the gear 67 is meshed with the transmission toothed plate 74.
It should be noted that: when the device is used, the whole device is installed in a rectifying purification tower, when liquid enters the liquid separation hole 201 from the liquid baffle plate 4, the electric telescopic rod 71 of the driving mechanism 7 is controlled to stretch and retract, so that the gas baffle box 72 is driven to move in the gas lift pipe 2, the gas baffle box 72 drives the plurality of transmission toothed plates 74 to synchronously slide in the gas lift pipe 2, and when the gas baffle box slides, the gas baffle box drives the plurality of transmission toothed plates 74 to mesh with the corresponding gears 67, so that the bidirectional threaded rod 61 is driven to rotate, and when the bidirectional threaded rod 61 rotates, the two transmission blocks 63 are driven to be mutually far away or close to each other along the sliding rod 62, so that the depth of the conical valve core 66 inserted into the liquid separation hole 201 is regulated through the two transmission plates 64 and the connecting plate 65, the opening of the conical sectional liquid separation hole 201 is regulated, and the circulated liquid can be regulated to be in full contact reaction with a catalyst.
Further, the plurality of guide feet 73 are staggered with the plurality of liquid separating pipes 5, and the front ends of the plurality of guide feet 73 are in contact fit with the long inner side walls of the gas raising pipes 2, so that the gas blocking box 72 is staggered with the plurality of liquid separating pipes 5 by the plurality of guide feet 73, gaps between the outer side walls of the gas blocking box 72 and the gas raising pipes 2 are blocked as far as possible, gas only circulates from the middle part of the gas blocking box 72, then liquid trapped by the gas raising cap 3 can flow out from the reflux groove 501 along the guide of the guide feet 73, and direct dripping, impact splashing of the liquid is avoided
In the embodiment of the present invention, referring to fig. 1 and 4, a plurality of ventilation holes 202 are uniformly formed in two long outer side walls of the riser 2, and the plurality of ventilation holes 202 are all disposed above the liquid baffle 4, and the ventilation holes 202 disposed on the same vertical line are communicated with the corresponding liquid separation pipes 5;
it should be noted that: by providing the plurality of vent holes 202 in this way, the liquid on the outer side walls of the riser cap 3 and the riser 2 can flow back into the liquid separation pipe 5, and enter the riser 2 for the second time to perform reaction.
In the embodiment of the present invention, referring to fig. 1 and 2, a bending portion is disposed at the top end of the liquid baffle 4, the top end sidewall of the bending portion contacts with the outer sidewall of the riser 2, and a plurality of backflow holes 401 are uniformly formed on the bending portion.
It should be noted that: the liquid baffle 4 is provided with the backflow hole 401, so that after the liquid in the gas is trapped by the gas lift cap 3, the liquid can flow into the liquid baffle 4 and the liquid separation hole 201 along the backflow hole 401, and the filling catalyst on the bottom plate 1 contacts and reacts.
Example two
In the second embodiment, referring to fig. 1 and 4, a plurality of air guide plates 8 are installed in the air blocking box 72, and the air guide plates 8 are in a continuously curved fold shape;
it should be noted that: when the gas carrying the liquid mist in a gas-liquid distribution mode passes through the gas baffle box 72 and passes through the gas guide plates 8 with the plurality of bent folds, the liquid-containing gas continuously impacts the bent shielding parts of the gas guide plates 8 when being discharged upwards, so that liquid in the gas is trapped;
also to be described is: the two adjacent air guide plates 8, the convex part of one air guide plate 8 stretches into the concave part of the other air guide plate 8, so that a curved interception channel is formed between the two air guide plates 8 and used for intercepting liquid fully, a steel wire mesh layer can be further arranged at the bottoms of the plurality of air guide plates 8, then a catalyst is filled, and the intercepted liquid is subjected to catalytic reaction, so that gas-liquid distribution rectification is more thorough.
The invention provides a trough-disc type gas-liquid distributor for catalytic reaction rectification, which has the following working principle:
when the device is used, the whole device is installed in a rectifying purification tower, when liquid enters the liquid separation hole 201 from the liquid baffle plate 4, the electric telescopic rod 71 of the driving mechanism 7 is controlled to stretch and retract, so that the gas baffle box 72 is driven to move in the gas lift pipe 2, the gas baffle box 72 drives the plurality of transmission toothed plates 74 to synchronously slide in the gas lift pipe 2, and when the gas baffle box slides, the gas baffle box drives the plurality of transmission toothed plates 74 to mesh with the corresponding gears 67, so that the bidirectional threaded rod 61 is driven to rotate, and when the bidirectional threaded rod 61 rotates, the two transmission blocks 63 are driven to be mutually far away or close to each other along the sliding rod 62, so that the depth of the conical valve core 66 inserted into the liquid separation hole 201 is regulated through the two transmission plates 64 and the connecting plate 65, the opening of the conical sectional liquid separation hole 201 is regulated, and the circulated liquid can be regulated to be in full contact reaction with a catalyst.
Further, a plurality of guide feet 73 set up with a plurality of liquid separating pipes 5 are crisscross, and the front end of a plurality of guide feet 73 and the long inside wall of riser 2 all contact the cooperation, keep off the gas box 72 and utilize a plurality of guide feet 73 and a plurality of liquid separating pipes 5 crisscross setting like this, thereby keep off the clearance between gas box 72 lateral wall and the riser 2 as far as possible shielding, make gas only circulate from keeping off gas box 72 middle part, when gas that gas-liquid distributing carried liquid fog when the gas box 72 is passed through, when the air guide plate 8 of a plurality of crooked fold, the liquid-containing gas is discharged when upwards, constantly strike the crooked shielding part of air guide plate 8, thereby cut off the liquid in the gas, then the liquid that the lift cap 3 was held back can flow from the back flow groove 501 under the water conservancy diversion of guide foot 73, avoid the direct drip impact to fly, can make the liquid flow after the gas-liquid distribution more even.
The circuits and control involved in the present invention are all of the prior art, and are not described in detail herein.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (9)
1. A tray-type gas-liquid distributor for catalytic reaction distillation, comprising:
the device comprises a bottom plate (1) and a plurality of gas risers (2) which are arranged on the bottom plate (1) in a matrix manner, supporting rods (21) are arranged at four corners of the top end of each gas riser (2), gas-lifting caps (3) are jointly arranged at the top ends of the four supporting rods (21), liquid-blocking plates (4) are welded on the upper surface of the bottom plate (1) and positioned on the outer sides of two long outer side walls of each gas riser (2), and a plurality of liquid-distributing holes (201) are uniformly formed in the two long side walls of each gas riser (2);
characterized by further comprising:
the liquid distribution pipes (5) are provided with a plurality of liquid distribution pipes (5) which are respectively embedded on two long inner side walls of the gas rise pipe (2) and are in one-to-one correspondence with a plurality of liquid distribution holes (201), the liquid distribution pipes (5) are embedded with a speed regulating component (6) for controlling the opening degree of the liquid distribution holes (201), the speed regulating component (6) comprises a bidirectional threaded rod (61), a slide rod (62), a transmission block (63), a transmission plate (64), a connecting plate (65) and a conical valve core (66), the bidirectional threaded rod (61) is rotatably installed in the liquid distribution pipes (5), a slide rod (62) is fixedly installed on the rear side of the bidirectional threaded rod (61) in the liquid distribution pipes (5), the slide rod (62) is symmetrically provided with the transmission block (63), threaded through holes which are in threaded connection with the bidirectional threaded rod (61) are respectively embedded in the middle of the two transmission blocks (63), one ends of the two transmission blocks (63) deviate from each other and are hinged with the transmission plate (64), one ends of the two transmission plates (64) deviate from the transmission block (62) and the other end (63) from the transmission block (65) and the conical valve core (65) which faces the connecting plate (65), the depth of the conical valve core (66) inserted into the liquid separation hole (201) is adjusted through the two transmission plates (64) and the connecting plate (65), so that the opening degree of the liquid separation hole (201) is adjusted by utilizing the conical section, and the circulating liquid and the catalyst can be adjusted and controlled to fully contact and react;
the driving mechanism (7) is used for driving and adjusting the speed regulating assemblies (6) in the liquid distribution pipes (5), and the driving mechanism (7) is arranged in the gas raising pipe (2).
2. The catalytic rectification trough-tray type gas-liquid distributor according to claim 1, wherein a plurality of vent holes (202) are uniformly formed in two long outer side walls of the riser (2), the vent holes (202) are all arranged above the liquid baffle plate (4), and the vent holes (202) arranged on the same vertical line are communicated with the corresponding liquid distribution pipes (5).
3. The catalytic rectification trough-tray type gas-liquid distributor according to claim 2, wherein a bending part is arranged at the top end of the liquid baffle plate (4), the top end side wall of the bending part is contacted with the outer side wall of the riser (2), and a plurality of reflux holes (401) are uniformly formed in the bending part.
4. The catalytic reaction rectification trough tray type gas-liquid distributor according to claim 1, wherein the top end of the liquid separation pipe (5) is of a closed triangle shape, two ends of the liquid separation pipe are welded on the inner side wall of the gas lift pipe (2), and one end of the liquid separation pipe (5) deviating from the inner side wall of the gas lift pipe (2) is provided with a reflux groove (501).
5. The catalytic rectification trough tray type gas-liquid distributor according to claim 1, wherein the driving mechanism (7) comprises an electric telescopic rod (71), a gas baffle box (72), guide legs (73) and a transmission toothed plate (74), the two electric telescopic rods (71) are respectively fixedly installed on two short inner side walls of the riser (2), the telescopic ends of the two electric telescopic rods (71) are fixedly installed with the gas baffle box (72) together, a plurality of guide legs (73) are welded on two sides of the gas baffle box (72), and the bottom ends of the guide legs (73) are fixedly installed with the transmission toothed plate (74) in transmission fit with the bidirectional threaded rod (61).
6. The catalytic rectification trough-tray type gas-liquid distributor according to claim 5, characterized in that one end of the bidirectional threaded rod (61) is fixedly provided with a gear (67) through the liquid separating pipe (5), and the gear (67) is meshed with a transmission toothed plate (74).
7. The catalytic rectification trough-tray type gas-liquid distributor according to claim 5, wherein a plurality of guide feet (73) are arranged in a staggered manner with a plurality of liquid separating pipes (5), and the front ends of the guide feet (73) are in contact fit with the long inner side walls of the gas raising pipes (2).
8. The catalytic rectification trough-tray type gas-liquid distributor according to claim 5, wherein a plurality of gas guide plates (8) are installed in the gas baffle box (72).
9. The tray-type gas-liquid distributor for catalytic distillation according to claim 8 wherein a plurality of said gas guide plates (8) are in the form of continuously curved pleats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311319310.5A CN117046145B (en) | 2023-10-12 | 2023-10-12 | Trough-disc type gas-liquid distributor for catalytic reaction rectification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311319310.5A CN117046145B (en) | 2023-10-12 | 2023-10-12 | Trough-disc type gas-liquid distributor for catalytic reaction rectification |
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| Publication Number | Publication Date |
|---|---|
| CN117046145A CN117046145A (en) | 2023-11-14 |
| CN117046145B true CN117046145B (en) | 2023-12-12 |
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|---|---|---|---|
| CN202311319310.5A Active CN117046145B (en) | 2023-10-12 | 2023-10-12 | Trough-disc type gas-liquid distributor for catalytic reaction rectification |
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| US5593004A (en) * | 1995-03-28 | 1997-01-14 | Blain Roy W | Servo control for hydraulic elevator |
| CN1286129A (en) * | 1999-08-31 | 2001-03-07 | 蓝仁水 | Catalytic rectifying tower |
| CN207221376U (en) * | 2017-08-30 | 2018-04-13 | 天津大学 | Box-type Gas-liquid Distributor for catalytic reaction rectification |
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2023
- 2023-10-12 CN CN202311319310.5A patent/CN117046145B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB913232A (en) * | 1960-03-11 | 1962-12-19 | Daimler Benz Ag | Operating reversible diesel engines used for propelling ships |
| US5593004A (en) * | 1995-03-28 | 1997-01-14 | Blain Roy W | Servo control for hydraulic elevator |
| CN1286129A (en) * | 1999-08-31 | 2001-03-07 | 蓝仁水 | Catalytic rectifying tower |
| CN207221376U (en) * | 2017-08-30 | 2018-04-13 | 天津大学 | Box-type Gas-liquid Distributor for catalytic reaction rectification |
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| Publication number | Publication date |
|---|---|
| CN117046145A (en) | 2023-11-14 |
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