CN118179064A - Gas-liquid distributor for catalytic reaction rectification - Google Patents
Gas-liquid distributor for catalytic reaction rectification Download PDFInfo
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- CN118179064A CN118179064A CN202410605524.7A CN202410605524A CN118179064A CN 118179064 A CN118179064 A CN 118179064A CN 202410605524 A CN202410605524 A CN 202410605524A CN 118179064 A CN118179064 A CN 118179064A
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- 239000007788 liquid Substances 0.000 title claims abstract description 127
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 13
- 230000033001 locomotion Effects 0.000 claims abstract description 15
- 238000003860 storage Methods 0.000 claims description 25
- 238000003825 pressing Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000012634 fragment Substances 0.000 claims description 2
- 230000003197 catalytic effect Effects 0.000 claims 7
- 238000004821 distillation Methods 0.000 claims 3
- 239000002775 capsule Substances 0.000 claims 2
- 238000012856 packing Methods 0.000 abstract description 16
- 238000012546 transfer Methods 0.000 abstract description 14
- 238000009826 distribution Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 19
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 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
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000000352 storage cell Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
-
- 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
- B01D3/008—Liquid distribution
-
- 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
- B01D3/30—Fractionating columns with movable parts or in which centrifugal movement is caused
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
The application discloses a gas-liquid distributor for catalytic reaction rectification, which belongs to the field of gas-liquid distributors and comprises a gas-liquid distributor main body and an annular bracket, wherein the annular bracket is assembled in a rectifying tower through threaded blocks welded at the bottom of the annular bracket and matched with bolts, the gas-liquid distributor main body is rotationally connected with the annular bracket through balls, and an intermittent driving assembly is assembled at the bottom of the annular bracket; the intermittent drive assembly includes: the annular rod is fixed at the bottom of the gas-liquid distributor main body, and a plurality of first hemispheres assembled in an annular array shape are fixed on the inner ring of the annular rod. According to the application, the intermittent driving assembly is arranged, so that the gas-liquid distributor main body can intermittently rotate when liquid distribution is carried out, the direction of the dropped liquid is changed, the liquid is distributed in a circular motion mode, the dropped liquid can be more comprehensively distributed in the packing layer in the rectifying tower, and the mass transfer efficiency and mass transfer quality during gas-liquid contact are improved.
Description
Technical Field
The application relates to the field of gas-liquid distributors, in particular to a 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 is many, 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.
The existing trough-disc type gas-liquid distributor is of a circular structure, and the welded riser and the liquid baffle plate inside the trough-disc type gas-liquid distributor are of fixed-point structures, so that the liquid distributed on the packing layer is prevented from wall flow effect, but the distributed liquid is not completely covered on the packing layer, so that a liquid coverage blind area exists on the packing layer, insufficient conditions are caused during mass transfer of the ascending gas, and the mass transfer efficiency and quality can be influenced.
Disclosure of Invention
The invention solves the problems that in the prior art, a trough-disc type gas-liquid distributor is of a circular structure, and a welded riser and a liquid baffle in the trough-disc type gas-liquid distributor are of fixed-point structures, so that liquid distributed on a packing layer is not completely covered on the packing layer although the wall flow effect is avoided, and a blind area for covering the liquid exists on the packing layer, so that insufficient conditions exist in the ascending gas during mass transfer, and the mass transfer efficiency and quality are influenced. Therefore, the invention provides the gas-liquid distributor for catalytic reaction rectification, which can realize the effect of uniformly distributing liquid to the packing layer.
In order to achieve the above purpose, the application provides a gas-liquid distributor for catalytic reaction rectification, which comprises a gas-liquid distributor main body and an annular bracket, wherein the annular bracket is assembled in a rectifying tower through threaded blocks welded at the bottom of the annular bracket and matched with bolts, the gas-liquid distributor main body is rotationally connected with the annular bracket through balls, and an intermittent driving assembly is assembled at the bottom of the annular bracket;
The intermittent drive assembly includes:
the annular rod is fixed at the bottom of the gas-liquid distributor main body, and a plurality of first hemispheres assembled in an annular array shape are fixed on the inner ring of the annular rod;
the motor is assembled at the bottom of the annular support through a special-shaped support, a T-shaped transmission rod is fixed on the special-shaped support, a first rod body is fixed on an output shaft of the motor, a second rod body penetrates through the first rod body and is connected with the first rod body in a sliding mode, and a track groove is formed in the second rod body;
The disc is fixed at the top end of the second rod body, and a plurality of second hemispheres assembled in an annular array shape are fixed on the outer ring of the disc. Through setting up intermittent type nature drive assembly, make gas-liquid distributor main part when carrying out liquid distribution, can intermittent type nature rotate to change the position of the liquid of drip, distribute liquid through the mode of annular motion, make the liquid after the drip can more comprehensive distribution in the packing layer in the rectifying column, thereby mass transfer efficiency and mass transfer quality when carrying gas-liquid contact.
Preferably, the track groove is an inclined annular groove, and the tail end of the T-shaped transmission rod is in a spherical structure and is positioned in the track groove. Because the T-shaped transmission rod is of a fixed-point structure, when the second rod body is driven to rotate by the first rod body, the second rod body can move up and down under the action of the T-shaped transmission rod.
Preferably, the diameter of the second hemisphere is larger than that of the first hemisphere, and the gap between every two first hemispheres is larger than that of the second hemisphere. Because the disc can take place the motion state of reciprocating, consequently the second hemisphere can follow the disc and reciprocate, consequently the second hemisphere can intermittent type nature take place to contact with first hemisphere, consequently will every two the clearance setting between the first hemisphere is greater than the diameter of second hemisphere, can make the better insertion of second hemisphere between two first hemispheroids.
Preferably, the inside of disc is equipped with vibration subassembly, vibration subassembly includes first atmospheric pressure storehouse, beats the pole, first atmospheric pressure storehouse is fixed on the top of the second body of rod, the top in first atmospheric pressure storehouse is equipped with the gas storage cell body rather than the intercommunication, the side in first atmospheric pressure storehouse is equipped with three and rather than the second atmospheric pressure storehouse of intercommunication, every the inside equal sliding connection in one end that first atmospheric pressure storehouse was kept away from in second atmospheric pressure storehouse has the atmospheric pressure pole, the bottom of atmospheric pressure pole is fixed with the third hemisphere, beat the pole and be equipped with three altogether and all articulate the outside at the second body of rod, every beat and all be fixed with the shell fragment between pole and the second body of rod. Through setting up vibration subassembly, accelerate the flow velocity of liquid in gas-liquid distributor, to some relatively poor liquids of mobility, can play the effect of supplementary unloading, simultaneously, adopt the mode that the multipoint type was beaten the vibration, can improve the dynamics of beating, further improve the effect of supplementary unloading.
Preferably, the top end of the disc is provided with three rectangular grooves in a ring array shape, and the three knocking rods are respectively assembled in the three rectangular grooves. The knocking rod is positioned in the rectangular groove in the non-triggering state and is in a semi-hidden state, and the working state of the air storage bag body cannot be influenced by the height of the knocking rod.
Preferably, the side of the special-shaped bracket is provided with a protective component, and the protective component comprises:
The semi-annular hydraulic bin is fixed on the side surface of the special-shaped support, the inner top end of the semi-annular hydraulic bin penetrates through and is connected with a semi-annular baffle in a sliding manner, and a liquid storage bag body communicated with the semi-annular hydraulic bin is fixed on the outer side of the semi-annular hydraulic bin;
The annular block is fixed outside the first rod body, a plurality of annular array-shaped protruding blocks are fixed at the top and the bottom of the annular block, a pressing plate is connected to the side face of the annular block in a sliding mode, an L-shaped resistance rod penetrates through the position, close to the top and the bottom of the annular block, of the pressing plate in a sliding mode, and an elastic sheet is assembled between the L-shaped resistance rod and the pressing plate. The protection assembly is arranged to prevent the dropped liquid from entering the intermittent driving assembly, so that the internal elements of the intermittent driving assembly are protected, meanwhile, the lifting semi-annular baffle is adopted, the protection effect is achieved, and meanwhile, the semi-annular baffle after beam harvest can not influence the maintenance work of the intermittent driving assembly.
Preferably, the bottom of the L-shaped resistance rod is of a spherical structure, and the movement path of the L-shaped resistance rod coincides with the protruding block. The bottom of the L-shaped resistance rod is of a spherical structure, so that the L-shaped resistance rod can better contact with the convex block, and can slide over the convex block while having certain friction resistance.
Preferably, the liquid storage bag body is arranged in a semi-ring structure, and the liquid storage bag body is positioned on the movement track of the pressing plate. When the clamp plate rotates along with the annular block, the clamp plate can extrude the liquid storage bag body, makes its inside liquid get into in the semi-annular hydraulic pressure storehouse, promotes semi-annular baffle and rises under the effect of liquid pressure, plays the guard effect, and simultaneously after the liquid storage bag body was extrudeed to limit state, the clamp plate can't last rotate, can force clamp plate and annular block to be in active state temporarily, can not influence the normal rotation of first body of rod.
The application has the advantages that:
(1) According to the application, the intermittent driving assembly is arranged, so that the gas-liquid distributor main body can intermittently rotate when liquid distribution is carried out, the direction of the dropped liquid is changed, the liquid is distributed in a circular motion mode, the dropped liquid can be more comprehensively distributed in the packing layer in the rectifying tower, and the mass transfer efficiency and mass transfer quality during gas-liquid contact are improved.
(2) According to the application, the vibration assembly is arranged to accelerate the flow speed of liquid in the gas-liquid distributor, so that the auxiliary blanking effect can be achieved for some liquid with poor fluidity, and meanwhile, the multi-point type knocking vibration mode is adopted, so that the knocking force can be improved, and the auxiliary blanking effect is further improved.
(3) According to the application, the protection assembly is arranged to prevent the dropped liquid from entering the intermittent driving assembly, so that the internal elements of the intermittent driving assembly are protected, meanwhile, the lifting type semi-annular baffle is adopted, so that the protection effect is achieved, and meanwhile, the maintenance work of the intermittent driving assembly is not influenced by the semi-annular baffle after beam harvest.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application, are incorporated in and constitute a part of this specification. The drawings and their description are illustrative of the application and are not to be construed as unduly limiting the application. In the drawings:
FIG. 1 is a schematic illustration of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the entirety of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention from the bottom;
FIG. 4 is a schematic view of the intermittent drive assembly of the present invention;
FIG. 5 is a schematic view of a portion of an intermittent drive assembly of the present invention;
FIG. 6 is a schematic diagram of a portion of an intermittent drive assembly of the present invention;
FIG. 7 is a schematic view of a vibration assembly of the present invention;
FIG. 8 is a schematic diagram of a vibration assembly of the present invention;
FIG. 9 is a schematic view of the structure of the guard assembly of the present invention;
FIG. 10 is an enlarged view of FIG. 9A in accordance with the present invention;
FIG. 11 is a schematic view of the connection of the pressure plate and the L-shaped resistance rod according to the present invention.
In the above-mentioned figures of the drawing,
100. A gas-liquid distributor body; 200. an annular bracket; 300. a ball; 400. a screw block;
500. an intermittent drive assembly; 510. an annular rod; 520. a first hemisphere; 530. a motor; 540. a special-shaped bracket; 550. a T-shaped transmission rod; 560. a first rod body; 570. a second rod body; 571. a track groove; 580. a disc; 590. a second hemisphere;
5100. A vibration assembly; 5110. a first pneumatic bin; 5120. a gas storage bag body; 5130. a second pneumatic bin; 5140. a pneumatic rod; 5150. a third hemisphere; 5160. knocking the rod;
600. a protective assembly; 610. a semi-annular hydraulic bin; 620. an annular block; 630. a semi-annular baffle; 640. a reservoir body; 650. a pressing plate; 660. a protruding block; 670. an L-shaped resistance bar.
Detailed Description
In order to enable those skilled in the art to better understand the present application, the following description will make clear and complete descriptions of the technical solutions according to the embodiments of the present application with reference to the accompanying drawings. It will be apparent that the described embodiments are merely some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present application will be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
Examples
Referring to fig. 1-6, the present embodiment provides a gas-liquid distributor for catalytic reaction rectification, which comprises a gas-liquid distributor main body 100 and an annular support 200, wherein the annular support 200 is assembled in the rectification tower through threaded blocks 400 welded at the bottom of the annular support and matched with bolts, the gas-liquid distributor main body 100 is rotationally connected with the annular support 200 through balls 300, and an intermittent driving assembly 500 is assembled at the bottom of the annular support 200;
the intermittent drive assembly 500 includes:
an annular rod 510 fixed to the bottom of the gas-liquid distributor body 100, wherein a plurality of first hemispheres 520 assembled in an annular array shape are fixed on the inner ring of the annular rod 510;
The motor 530 is assembled at the bottom of the annular bracket 200 through the special-shaped bracket 540, a T-shaped transmission rod 550 is fixed on the special-shaped bracket 540, a first rod body 560 is fixed on an output shaft of the motor 530, the inside of the first rod body 560 is penetrated and connected with a second rod body 570 in a sliding manner, a track groove 571 is formed in the second rod body 570, the track groove 571 is an inclined annular groove, the tail end of the T-shaped transmission rod 550 is in a spherical structure and is positioned in the track groove 571, and because the T-shaped transmission rod 550 is in a fixed-point structure, when the second rod body 570 is driven to rotate by the first rod body 560, the second rod body 570 moves up and down under the action of the T-shaped transmission rod 550;
a plurality of second hemispheres 590 assembled in a ring-shaped array are fixed on the outer ring of the disc 580, the diameter of the second hemispheres 590 is larger than that of the first hemispheres 520, the gap between each two first hemispheres 520 is larger than that of the second hemispheres 590, and the second hemispheres 590 move up and down along with the disc 580 due to the up-and-down movement state of the disc 580, so that the second hemispheres 590 intermittently contact the first hemispheres 520, and the gap between each two first hemispheres 520 is larger than that of the second hemispheres 590, so that the second hemispheres 590 can be better inserted between the two first hemispheres 520. Through setting up intermittent type nature drive assembly 500, make gas-liquid distributor main part 100 when carrying out liquid distribution, can intermittent type nature rotate to change the position of the liquid of drip, distribute liquid through the mode of annular motion, make the liquid after the drip can more comprehensive distribution in the packing layer in the rectifying column, thereby promote mass transfer efficiency and mass transfer quality when gas-liquid contacts.
When the device is specifically used, firstly, the annular bracket 200 is installed in the rectifying tower through the thread block 400 at the bottom of the annular bracket 200, and the gas-liquid distributor main body 100 is rotationally connected with the annular bracket 200 through the balls 300, so that the gas-liquid distributor main body 100 is in a rotatable state, when the gas-liquid distributor main body 100 starts to work, the motor 530 is started, the first rod body 560 is driven to rotate through the output shaft of the motor 530, the first rod body 560 rotates to drive the second rod body 570 which is slidingly connected with the first rod body 560 to rotate, when the second rod body 570 rotates, the surface of the second rod body 570 is provided with the track groove 571, under the limit effect of the T-shaped transmission rod 550, the T-shaped transmission rod 550 slides along the track groove 571, and therefore the second rod body 570 moves circularly up and down while rotating, when the second rod body 570 moves up, the disc 580 and a plurality of second hemispheres outside the disc 580 are pushed up, the second hemispheroids 590 are better inserted between the two first hemispheroids 520, the application sets the gap between every two first hemispheroids 520 to be larger than the diameter of the second hemispheroids 590, meanwhile, because the second rod body 570 can rise while rotating, the disc 580 can also drive the second hemispheroids 590 to rise along one side, when the second hemispheroids 590 are contacted with the first hemispheroids 520, the first hemispheroids 520 are driven to move, so that the annular rod 510 is driven to drive the gas-liquid distributor main body 100 to do annular rotation in the annular bracket 200, the gas-liquid distributor main body 100 can intermittently rotate when liquid distribution is carried out, thereby changing the orientation of the dropped liquid, distributing the liquid in an annular motion mode, leading the dropped liquid to be more comprehensively distributed in the packing layer in the rectifying tower, thereby improving the mass transfer efficiency and mass transfer quality during the gas-liquid contact;
meanwhile, since the up-and-down movement of the second rod body 570 is a cyclic movement, the second hemisphere 590 is also in intermittent contact with the first hemisphere 520, so that the gas-liquid distributor body 100 is also in an intermittent rotation state when the gas-liquid distributor body 100 performs an annular rotation in the annular bracket 200, and the rotation manner does not affect the distribution of the gas-liquid distributor body 100 to the liquid, and can increase the comprehensiveness of the liquid distribution.
Referring to fig. 5-8, the vibration assembly 5100 is assembled in the disc 580, the vibration assembly 5100 includes a first air pressure chamber 5110 and a striking rod 5160, the first air pressure chamber 5110 is fixed at the top end of the second rod 570, the top end of the first air pressure chamber 5110 is equipped with an air storage bag 5120 communicated with the first air pressure chamber, the side surface of the first air pressure chamber 5110 is equipped with three second air pressure chambers 5130 communicated with the first air pressure chamber, each second air pressure chamber 5130 is provided with an air pressure rod 5140 in a sliding manner at one end of the second air pressure chamber 5110, the bottom of the air pressure rod 5140 is fixed with a third hemispherical body 5150, the striking rods 5160 are provided with three elastic pieces in total and are hinged to the outer part of the second rod 570, three rectangular grooves in a ring array shape are formed in the top end of the disc 580, the three striking rods 5160 are respectively assembled in the inner parts of the three rectangular grooves, and the striking rods 5160 are not located in the inner parts of the rectangular grooves 5160 when the striking rods are in a non-hidden state, and the striking rods 5160 are not in a hidden state, and the air storage bag is not affected by the working conditions. Through setting up vibration assembly 5100, accelerate the velocity of flow of liquid in gas-liquid distributor main part 100, to some relatively poor liquids of mobility, can play the effect of supplementary unloading, simultaneously, adopt the mode of multipoint mode of beating vibration, can improve the dynamics of beating, further improve the effect of supplementary unloading.
When the vibration assembly 5100 is specifically used, the second rod body 570 moves up and down in a circulating manner, so that when the second rod body 570 moves up and down, the air storage bag 5120 is extruded by the bottom of the air-liquid distributor main body 100, when the air storage bag 5120 is extruded, air in the air storage bag is introduced into the first air pressure bin 5110 and then uniformly distributed into the three second air pressure bins 5130, the three air pressure rods 5140 are simultaneously pushed to extend under the action of air pressure, at this time, the third hemispheroids 5150 at the bottom of the air pressure rods 5140 are used for extruding the knocking rods 5160, in the process of extruding the knocking rods 5160 by the third hemispheroids 5150, the third hemispheroids 5150 are contacted and extruded with the knocking rods 5160, so that the knocking rods 5160 rotate and extrude shrapnel, and as the air pressure rods 5140 move, at this time, the knocking rods 5160 are driven to reset rapidly under the action of the rebound force of the shrapnel, so that the knocking rods 5160 are used for knocking the bottom of the air-liquid distributor main body 100, and liquid flow in the vibration distributor main body 100 is relatively poor in terms of vibration speed;
Meanwhile, since the second rod 570 moves up and down in a cyclic manner, the vibration assembly 5100 intermittently strikes the bottom of the gas-liquid distributor body 100, thereby increasing the vibration striking frequency.
Referring to fig. 4 to 11, the side of the shaped bracket 540 is equipped with a shielding assembly 600, and the shielding assembly 600 includes:
The semi-annular hydraulic bin 610 is fixed on the side surface of the special-shaped support 540, the top end of the inner part of the semi-annular hydraulic bin 610 penetrates through and is connected with the semi-annular baffle 630 in a sliding manner, and a liquid storage bag body 640 communicated with the semi-annular hydraulic bin 610 is fixed on the outer side of the semi-annular hydraulic bin 610;
the annular block 620 fixed outside the first rod body 560, a plurality of protruding blocks 660 which are in annular array shapes are fixed at the top and the bottom of the annular block 620, a pressing plate 650 is slidably connected to the side surface of the annular block 620, the liquid storage bag 640 is arranged in a semi-annular structure, the liquid storage bag 640 is located on the motion track of the pressing plate 650, the position, close to the top and the bottom of the annular block 620, of the pressing plate 650 is penetrated and slidably connected with an L-shaped resistance rod 670, a spring piece is assembled between the L-shaped resistance rod 670 and the pressing plate 650, when the pressing plate 650 rotates along with the annular block 620, the pressing plate 650 can squeeze the liquid storage bag 640, so that liquid in the liquid storage bag 640 enters the semi-annular hydraulic bin 610, the semi-annular baffle 630 is pushed to rise under the action of liquid pressure, the protection effect is achieved, meanwhile, after the liquid storage bag 640 is squeezed to a limit state, the pressing plate 650 cannot continuously rotate, the pressing plate 650 and the annular block 620 are temporarily in a movable state, normal rotation of the first rod body 560 is not influenced, the bottom of the L-shaped resistance rod 670 is in a spherical structure, the motion path of the L-shaped resistance rod 670 and the protruding block 670 is in a certain friction force, and the L-shaped resistance rod 660 is in contact with the protruding block 670, and the L-shaped resistance rod 660 can have a certain friction resistance rod 660. The protection assembly 600 is arranged to prevent dripping liquid from entering the intermittent driving assembly 500, so that internal elements of the intermittent driving assembly 500 are protected, meanwhile, the liftable semi-annular baffle 630 is adopted, the protection effect is achieved, and meanwhile, the semi-annular baffle 630 after beam collection cannot influence maintenance work of the intermittent driving assembly 500.
When the protection assembly 600 is specifically used, when the motor 530 drives the first rod body 560 to rotate, the first rod body 560 can drive the annular block 620 fixed at the outer side of the first rod body to rotate, the rotation of the annular block 620 can drive the pressing plate 650 to rotate, the rotating force of the pressing plate 650 is the friction force between the L-shaped resistance rod 670 and the convex block 660, at the moment, the pressing plate 650 can squeeze the liquid storage bag body 640 to enable liquid in the pressing plate 650 to enter the semi-annular hydraulic bin 610, the semi-annular baffle 630 is pushed to rise under the action of the liquid pressure, the protection effect is achieved, meanwhile, after the liquid storage bag body 640 is squeezed to a limit state, the pressing plate 650 cannot continuously rotate, the pressing plate 650 and the annular block 620 can be forced to be in an active state temporarily, and normal rotation of the first rod body 560 cannot be affected.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The gas-liquid distributor for catalytic reaction rectification comprises a gas-liquid distributor main body (100) and an annular support (200), and is characterized in that the annular support (200) is assembled in a rectifying tower through threaded blocks (400) welded at the bottom of the annular support and matched with bolts, the gas-liquid distributor main body (100) is rotationally connected with the annular support (200) through balls (300), and an intermittent driving assembly (500) is assembled at the bottom of the annular support (200);
the intermittent drive assembly (500) includes:
an annular rod (510) fixed at the bottom of the gas-liquid distributor main body (100), wherein a plurality of first hemispheres (520) assembled in an annular array shape are fixed on the inner ring of the annular rod (510);
The motor (530) is assembled at the bottom of the annular bracket (200) through the special-shaped bracket (540), a T-shaped transmission rod (550) is fixed on the special-shaped bracket (540), a first rod body (560) is fixed on an output shaft of the motor (530), a second rod body (570) penetrates through the first rod body (560) and is connected with the first rod body in a sliding mode, and a track groove (571) is formed in the second rod body (570);
And a disc (580) fixed at the top end of the second rod body (570), wherein a plurality of second hemispheres (590) assembled in a ring-shaped array are fixed on the outer ring of the disc (580).
2. The gas-liquid distributor for catalytic rectification according to claim 1, wherein the track groove (571) is an inclined annular groove, and the tail end of the T-shaped transmission rod (550) is in a spherical structure and is positioned in the track groove (571).
3. A gas-liquid distributor for catalytic distillation according to claim 1, wherein the diameter of said second hemisphere (590) is larger than the diameter of the first hemisphere (520), and the gap between each two of said first hemispheres (520) is larger than the diameter of the second hemisphere (590).
4. The gas-liquid distributor for catalytic distillation according to claim 1, wherein the inside of the disc (580) is equipped with a vibration assembly (5100), the vibration assembly (5100) comprises a first gas pressure bin (5110) and a knocking rod (5160), the first gas pressure bin (5110) is fixed at the top end of a second rod body (570), the top end of the first gas pressure bin (5110) is equipped with a gas storage capsule (5120) communicated with the first gas pressure bin, the side surface of the first gas pressure bin (5110) is equipped with three second gas pressure bins (5130) communicated with the first gas pressure bin (5110), one end of each second gas pressure bin (5130) far away from the first gas pressure bin (5110) is internally and slidably connected with a gas pressure rod (5140), the bottom of the gas pressure rod (5140) is fixedly provided with a third hemisphere (5150), the knocking rod (5160) is totally provided with three gas storage capsules and is hinged to the outside of the second rod body (570), and each knocking rod (5160) and the second rod body (570) are fixedly provided with a spring sheet.
5. The gas-liquid distributor for catalytic rectification according to claim 1, wherein three rectangular grooves in the shape of an annular array are provided at the top end of the disc (580), and three knocking rods (5160) are respectively assembled inside the three rectangular grooves.
6. The gas-liquid distributor for catalytic distillation according to claim 1, wherein a side of the shaped support (540) is equipped with a protection assembly (600), the protection assembly (600) comprising:
The semi-annular hydraulic bin (610) is fixed on the side surface of the special-shaped support (540), the inner top end of the semi-annular hydraulic bin (610) penetrates through and is connected with a semi-annular baffle (630) in a sliding manner, and a liquid storage bag body (640) communicated with the semi-annular hydraulic bin (610) is fixed on the outer side of the semi-annular hydraulic bin;
fix annular piece (620) outside first body of rod (560), the top and the bottom of annular piece (620) all are fixed with a plurality of protruding piece (660) that are annular array form, the side sliding connection of annular piece (620) has clamp plate (650), clamp plate (650) are close to the position of annular piece (620) top and bottom and all run through and sliding connection have L shape drag bar (670), be equipped with the shell fragment between L shape drag bar (670) and clamp plate (650).
7. The gas-liquid distributor for catalytic rectification as claimed in claim 6, wherein the bottom of said L-shaped resistance rod (670) has a spherical structure, and the movement path of said L-shaped resistance rod (670) coincides with the protrusion (660).
8. The catalytic rectification gas-liquid distributor according to claim 6, wherein the liquid storage bag body (640) is arranged in a semi-ring structure, and the liquid storage bag body (640) is located on a motion track of the pressing plate (650).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118371004A (en) * | 2024-06-25 | 2024-07-23 | 浙江中宁硅业股份有限公司 | Disilane multistage rectification purification device |
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