CN114210291A - Catalytic reaction device - Google Patents
Catalytic reaction device Download PDFInfo
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- CN114210291A CN114210291A CN202210165025.1A CN202210165025A CN114210291A CN 114210291 A CN114210291 A CN 114210291A CN 202210165025 A CN202210165025 A CN 202210165025A CN 114210291 A CN114210291 A CN 114210291A
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- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
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- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
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Abstract
The invention is suitable for the technical field of catalytic reaction equipment, and provides a catalytic reaction device which comprises a reaction kettle, wherein a catalyst carrier is arranged in the reaction kettle, and the upper part of the catalyst carrier is connected with a lifting structure and a rotating structure; the lifting structure comprises a lifting sleeve, the bottom of the lifting sleeve is rotatably connected with the catalyst carrier, a lifting shaft is sleeved in the lifting sleeve through threads, and the lifting shaft is connected with the driving structure; the outer part of the lifting sleeve is sleeved with a guide sleeve in a sliding manner; the rotating structure comprises a rotating disk, the bottom surface of the rotating disk is fixedly connected with a hollow telescopic shaft, and the bottom surface of the hollow telescopic shaft is fixedly connected with a catalyst carrier; the upper surface of the rotating disk is provided with gear teeth which are arranged annularly and are meshed with the driving structure. Therefore, the invention is simple and convenient to use, is more suitable for laboratory tests, has better mixing effect, more sufficient reaction and higher precision of experimental data in the process of mixing raw materials, and can provide accurate theoretical basis for quantitative production in the later period.
Description
Technical Field
The invention relates to the technical field of catalytic reaction equipment, in particular to a catalytic reaction device.
Background
The catalytic reaction refers to a reaction process among various organic compounds under the action of a catalyst, materials to be reacted in the organic compounds often include gas-phase raw materials, liquid-phase raw materials and solid-phase catalysts, but the gas-phase raw materials, the liquid-phase raw materials and the solid-phase raw materials are generally difficult to be fully mixed in a reaction kettle due to a large volume of the reaction kettle, so that the catalytic reaction efficiency is low, and the quality of a final product is influenced.
In order to solve the above problems, large-scale production enterprises generally purchase specific large-scale catalytic reaction devices to ensure the sufficient mixing of gas, liquid and solid three-phase raw materials.
However, when a novel catalytic reaction is studied, laboratory tests must be performed in a laboratory in the early stage, and after the laboratory tests are passed, a pilot plant test and a pilot plant test are performed, and finally, the novel catalytic reaction can enter an enterprise for quantitative production. In the continuous experimental process, laboratory test data, pilot plant test data and the like are theoretical bases of quantitative production, and if the laboratory test data is inaccurate, the reaction process, the production efficiency, the purity of final products and the like of the quantitative production are directly influenced, so that the accuracy of the laboratory test data is very important.
However, in the prior art, a catalytic reaction device in a laboratory is generally simple, and cannot completely ensure the sufficient mixing of gas, liquid and solid raw materials, which finally causes the accuracy of experimental data to be reduced, and has a great influence on quantitative production.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
Disclosure of Invention
In view of the above-mentioned drawbacks, the present invention aims to provide a catalytic reaction apparatus, which is simple and convenient to use, is suitable for laboratory tests, has good mixing effect, relatively sufficient reaction and relatively high precision of experimental data during the raw material mixing process, and can provide an accurate theoretical basis for the quantitative production in the later period.
In order to achieve the purpose, the invention provides a catalytic reaction device, which comprises a reaction kettle, wherein a catalyst carrier is arranged in the reaction kettle, and the upper part of the catalyst carrier is connected with a lifting structure and a rotating structure;
the lifting structure is rotatably connected with the catalyst carrier and comprises a lifting sleeve, a threaded section of a lifting shaft is sleeved in the lifting sleeve through threads, a non-threaded section on the upper part of the lifting shaft is rotatably connected with a positioning disc, and the non-threaded section of the lifting shaft penetrates out of the positioning disc upwards and then is connected with a driving structure; the outer part of the lifting sleeve is sleeved with a guide sleeve in a sliding manner, the periphery of the guide sleeve is fixedly connected with a plurality of guide rods, and the tops of the guide rods are fixed at the bottom of the positioning plate; the rotating structure comprises a rotating disk, and an inner ring of the rotating disk is rotationally connected with the positioning disk; the bottom surface of the rotating disc is fixedly connected with a hollow telescopic shaft, and the bottom surface of the hollow telescopic shaft is fixedly connected with a catalyst carrier; the upper surface of the rotating disc is provided with gear teeth which are arranged annularly and are meshed with the driving structure; the driving structure comprises a gear box, a first driven wheel and a second driven wheel which are meshed with each other are arranged in the gear box, the second driven wheel is connected with a lifting shaft, the first driven wheel is connected with a driving shaft, the middle of the driving shaft is fixedly sleeved with a driving wheel, and the driving wheel is meshed with the gear teeth.
According to the catalytic reaction device, the catalyst carrier comprises a mounting disc which is positioned in the middle and used for connecting a lifting structure and a rotating structure, a plurality of frameworks are radially arranged on the periphery of the mounting disc, a carrier unit is formed between every two adjacent frameworks and is arranged at intervals, and a plurality of honeycombs are arranged on each carrier unit; the mounting disc is rotatably connected with the bottom of the lifting sleeve and fixedly connected with the bottom surface of the hollow telescopic shaft.
According to the catalytic reaction device, the cross section of the outer periphery of the lifting sleeve is a regular polygon, and the cross section of the inner periphery of the guide sleeve is a regular polygon which is the same as the outer periphery of the lifting sleeve.
According to the catalytic reaction device, the regular polygon is a regular quadrangle, a regular pentagon or a regular hexagon.
According to the catalytic reaction device, the clearance between the outer wall of the lifting sleeve and the inner wall of the guide sleeve is 3mm at most.
According to the catalytic reaction device, the lifting sleeve is in clearance fit with the guide sleeve.
According to the catalytic reaction device, the rotating disc is rotatably connected in the positioning plate, the positioning plate is fixedly connected with the inner wall of the driving box, and the driving box is arranged on the upper surface of the reaction kettle.
According to the catalytic reaction device, the hollow telescopic shaft comprises a telescopic sleeve and a plurality of telescopic shafts, each telescopic shaft is connected with the telescopic sleeve in a sliding mode, a plurality of second avoidance grooves are uniformly formed in the circumferential direction of the bottom of the telescopic sleeve, each second avoidance groove penetrates through one first avoidance groove, a telescopic limiting ring is arranged in each first avoidance groove, and the lower end of each telescopic limiting ring is coaxially and fixedly connected with one telescopic shaft.
The invention aims to provide a catalytic reaction device, wherein a catalyst carrier is arranged in a reaction kettle, the catalyst carrier is honeycomb-shaped and comprises a plurality of carrier units arranged at intervals, and the specific surface area of the honeycomb-shaped catalyst carrier is large, so that the contact area of a catalyst and a raw material can be increased, and the reaction efficiency is improved; the catalyst carrier is connected with the lifting structure and the rotating structure, so that the catalyst carrier can rotate and lift in the reaction kettle simultaneously, and when raw materials in the reaction kettle react, the carrier units arranged at intervals have the function of stirring paddles, so that the raw materials can be stirred, the uniform mixing degree of the raw materials is improved, and the reaction efficiency is improved; when gas, liquid and solid raw materials exist in the reaction kettle at the same time, the density of the gas raw materials is possibly low, the gas raw materials quickly rise to the upper part of the reaction kettle, so that the raw materials or the catalyst at the bottom cannot be fully mixed with the gas raw materials, and the reaction effect is reduced. In addition, the invention is simple to use, and in the laboratory test process, workers can drive the reaction device to move up and down and rotate only by shaking the handle. In conclusion, the beneficial effects of the invention are as follows: the device is simple and convenient to use, is suitable for laboratory tests, has good mixing effect, more sufficient reaction and higher precision of experimental data in the process of mixing raw materials, and can provide accurate theoretical basis for quantitative production in the later period.
Drawings
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a schematic view of the matching structure of the positioning plate, the rotating plate and the driving wheel; FIG. 3 is a schematic structural view of a catalyst support; FIG. 4 is a schematic view of the mating structure of the lifting sleeve and the guide sleeve; FIG. 5 is a schematic structural view of a hollow telescopic shaft; in the figure: 1-a reaction kettle, 2-a catalyst carrier, 21-a mounting disc, 22-a framework, 23-a carrier unit and 24-a honeycomb; 3-lifting sleeve, 30-first bearing, 31-lifting shaft, 311-threaded section; 32-a guide sleeve, 33-a guide rod and 34-a positioning disc; 4-a rotating disc, 40-a third bearing, 41-gear teeth, 42-a hollow telescopic shaft, 421-a telescopic sleeve, 422-a telescopic shaft, 423-a first avoidance groove, 424-a second avoidance groove, 425-a telescopic limiting ring, 43-a positioning plate and 431-a fourth bearing; 5-gearbox, 51-first driven wheel, 52-second driven wheel, 53-driving wheel, 54-driving shaft, 55-handle and 56-driving box.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the present invention provides a catalytic reaction apparatus, which includes a reaction kettle 1, a catalyst carrier 2 disposed inside the reaction kettle 1, and a lifting structure and a rotating structure connected to the upper portion of the catalyst carrier 2.
Referring to fig. 3, the catalyst carrier 2 includes a mounting disc 21 located in the middle and used for connecting the lifting structure and the rotating structure, the periphery of the mounting disc 21 is radially provided with a plurality of frameworks 22, a carrier unit 23 is formed between two adjacent frameworks 22, the plurality of carrier units 23 are arranged at intervals (that is, the interval distance of a preset angle is arranged between two adjacent carrier units 23), and each carrier unit 23 is provided with a plurality of honeycombs 24. Each honeycomb 24 is provided with a catalyst coating, and the surface of the catalyst coating is dispersed with catalyst active components; the catalyst coating is an oxide material (such as aluminum oxide and titanium oxide) with large specific surface area; by arranging the honeycomb-shaped catalyst carrier 2, the contact area of the catalyst and the raw material can be increased, and the reaction efficiency is improved; meanwhile, the carrier units 23 arranged at intervals have the function of stirring paddles, so that when the raw materials in the reaction kettle 1 react, the carrier units 23 arranged at intervals can stir the raw materials.
Referring to fig. 1, the lifting structure is rotatably connected with the catalyst carrier 2, the lifting structure includes a lifting sleeve 3, the bottom of the lifting sleeve 3 is rotatably connected with a mounting disc 21, for example, the bottom of the lifting sleeve 3 is fixedly connected with a first bearing 30, the first bearing 30 is fixedly connected with the mounting disc 21, the first bearing 30 can be a bearing seat, the main body of the first bearing 30 is fixedly connected with the mounting disc 21, and the rotating body of the first bearing 30 is fixedly connected with the lifting sleeve 3, so that the lifting sleeve 3 can rotate relative to the mounting disc 21 and can bear a certain axial force, and the lifting sleeve 3 can simultaneously move up and down while rotating relative to the mounting disc 21, and the lifting mechanism is rotatably connected with the catalyst carrier 2 through the above structure; since the bearing block is the prior art, the invention is not described in detail; the internal thread of the lifting sleeve 3 is sleeved with the threaded section 311 of the lifting shaft 31, the non-threaded section at the upper part of the lifting shaft 31 is rotatably connected with the positioning disc 34, for example, the positioning disc 34 is coaxially and fixedly connected with the bearing, the bearing is rotatably connected with the non-threaded section of the lifting shaft 31, the non-threaded section of the lifting shaft 31 is rotatably connected with the positioning disc 34, and the non-threaded section of the lifting shaft 31 upwards penetrates out of the positioning disc 34 and then is connected with the driving structure; the outside of lifting sleeve 3 is slidingly sleeved with guide sleeve 32, the periphery of guide sleeve 32 is fixedly connected with a plurality of guide rods 33, and the tops of guide rods 33 are all fixed at the bottom of positioning plate 34.
Referring to fig. 4, the cross section of the outer circumference of the lifting sleeve 3 is a regular polygon, and the cross section of the inner circumference of the guide sleeve 32 is a regular polygon identical to the outer circumference of the lifting sleeve 3, and the regular polygon may be a regular quadrangle, a regular pentagon or a regular hexagon; according to the invention, the lifting sleeve 3 can move relatively to the guide sleeve 32 through the structure, and the lifting sleeve 3 cannot rotate relative to the guide sleeve 32.
In the use process, the positioning disc 34 is fixed and does not rotate (the fixing mode is shown in the following), and the guide rod 33 and the guide sleeve 32 are fixed and do not rotate; the lifting shaft 31 is driven to rotate through the driving structure, and the lifting shaft 31 is in threaded sleeve connection with the lifting sleeve 3, and the lifting sleeve 3 cannot rotate due to the limitation of the guide sleeve 32, so that when the lifting shaft 31 rotates, the lifting sleeve 3 can only lift in the guide sleeve 32, and the catalyst carrier 2 connected to the bottom of the lifting sleeve 3 can lift.
In order to ensure that the lifting sleeve 3 can only slide up and down in the guide sleeve 32 and cannot rotate in the guide sleeve 32, the gap between the outer wall of the lifting sleeve 3 and the inner wall of the guide sleeve 32 is preferably at most 3 mm; in the invention, the lifting sleeve 3 is in clearance fit with the guide sleeve 32.
Referring to fig. 1 and 2, the rotating structure comprises a rotating disk 4, an inner ring of the rotating disk 4 is rotatably connected with a positioning disk 34, the rotating disk 4 is of a ring structure, a third bearing 40 is fixed on the inner ring of the rotating disk 4, the third bearing 40 is fixedly connected with the positioning disk 34, so that the rotating disk 4 can rotate relative to the positioning disk 34, and the third bearing 40 is preferably a deep groove ball bearing, so that the rotating disk 4 can rotate relative to the positioning disk 34, and the rotating disk 4 and the positioning disk 34 cannot move relatively in the axial direction; referring to fig. 1 and 3, a hollow telescopic shaft 42 is fixedly connected to the bottom surface of the rotating disk 4, a catalyst carrier 2 is fixedly connected to the bottom surface of the hollow telescopic shaft 42, for example, the bottom surface of the hollow telescopic shaft 42 is connected to the catalyst carrier 2 by fixedly connecting the mounting disk 21, the hollow telescopic shaft 42 is rotatably connected to the reaction kettle 1, a fifth bearing is arranged between the upper portion of the periphery of the hollow telescopic shaft 42 and the top cover of the reaction kettle 1, the fifth bearing is preferably a deep groove ball bearing, so that the hollow telescopic shaft 42 can rotate relative to the reaction kettle 1, meanwhile, the hollow telescopic shaft 42 cannot move relative to the reaction kettle 1 in the axial direction, the hollow telescopic shaft 42 is of a barrel-shaped structure, and the lifting sleeve 3, the lifting shaft 31, the threaded section 311, the guide sleeve 32 and the guide rod 33 are all arranged in the hollow telescopic shaft 42; the rotary disk 4 is provided with gear teeth 41 arranged in a ring shape, and the gear teeth 41 are engaged with the driving structure.
Referring to fig. 1 and 5, the hollow telescopic shaft includes a telescopic sleeve 421 and a plurality of telescopic shafts 422, the upper end of the telescopic sleeve 421 is fixedly connected to the bottom surface of the rotating disc 4, and the lower end of the telescopic shaft 422 is fixedly connected to the mounting disc 21; each telescopic shaft 422 is slidably connected with a telescopic sleeve 421, the telescopic sleeve 421 is of a barrel-shaped structure, and the lifting sleeve 3, the lifting shaft 31, the threaded section 311, the guide sleeve 32 and the guide rod 33 are all arranged on the inner side of the telescopic sleeve 421; a plurality of second dodge groove 424 have evenly been seted up to the circumferencial direction of the bottom of telescopic sleeve 421, every second dodges groove 424 and upwards extends by the bottom of telescopic sleeve 421, every second dodges groove 424 and link up a first dodge groove 423 respectively, every first dodge groove 423 upwards extends by the upper end of second dodge groove 424, the diameter size of first dodge groove 423 is greater than the diameter size of second dodge groove 424, all be equipped with flexible spacing ring 425 in every first dodge groove 423, flexible spacing ring 425 can reciprocate by first dodge groove 423 relatively, the lower terminal surface of flexible spacing ring 425 can the first bottom of dodging groove 423 of movable contact, the lower extreme of every flexible spacing ring 425 is coaxial fixed connection telescopic shaft 422 respectively, every telescopic shaft 422 all sets up at the first inside of groove 423 that dodges that corresponds and downwardly extending to the outside of telescopic sleeve 421, the diameter size of telescopic shaft 422 is less than the diameter size of second dodge groove 424. According to the telescopic shaft 422 and the telescopic sleeve 421, the telescopic shaft 422 can move up and down relative to the telescopic sleeve 421 through the structure, the telescopic sleeve 421 can drive the plurality of telescopic shafts 422 to rotate simultaneously when rotating, the telescopic limiting ring 425 can limit the height position of the telescopic shaft 422, and the telescopic shaft 422 is prevented from being disconnected from the telescopic sleeve 421.
In the using process, when the rotating disc 4 rotates through the driving structure, the hollow telescopic shaft 42 fixedly connected to the bottom surface of the rotating disc 4 rotates, and the hollow telescopic shaft 42 drives the catalyst carrier 2 fixedly connected to the bottom of the hollow telescopic shaft 42 to rotate (meanwhile, when the catalyst carrier 2 performs the lifting movement, the hollow telescopic shaft 42 performs the up-and-down telescopic movement).
Since the lifting sleeve 3 is rotatably connected with the mounting plate 21 through the first bearing 30, the connection relationship between the lifting sleeve 3 and the mounting plate 21 is not affected when the catalyst carrier 2 rotates. Through the technical scheme, the catalyst carrier 2 can rotate and lift simultaneously.
Preferably, the rotating disc 4 is rotatably connected to the positioning plate 43, the fourth bearing 431 is fixed to the inner side of the positioning plate 43, the rotating disc 4 is fixedly connected to the fourth bearing 431, the fourth bearing 431 is preferably a deep groove ball bearing, the rotating disc 4 can rotate relative to the positioning plate 43, the positioning plate 43 is fixedly connected to the inner wall of the driving box 56, and the driving box 56 is arranged on the upper surface of the reaction kettle 1. The positioning plate 43 can position the height position of the rotating disk 4 and the height position of the positioning disk 34, thereby improving the stability of the rotating disk 4 and the positioning disk 34.
Referring to fig. 1, the driving structure includes a gear box 5, the upper and lower sides of the gear box 5 are respectively and fixedly connected to the top of a driving box 56 and a positioning plate 34 (the driving box 56 is arranged to fix the positioning plate 34 against rotation); a first driven wheel 51 and a second driven wheel 52 which are meshed with each other are arranged in the gear box 5, the second driven wheel 52 is connected with the lifting shaft 31, the first driven wheel 51 is connected with a driving shaft 54, the middle part of the driving shaft 54 is fixedly sleeved with a driving wheel 53, referring to fig. 2, the driving wheel 53 is meshed with the connecting gear teeth 41, and the end part of the driving shaft 54 is also connected with a handle 55.
In operation, when the driving shaft 54 rotates, the driving pulley 53 and the first driven pulley 51 both rotate, and the rotation of the driving pulley 53 drives the rotating disk 4 to rotate (the positioning disk 34 is fixed), so that the catalyst carrier 2 can rotate. When the second driven wheel 52 is rotated by the rotation of the first driven wheel 51, the elevating shaft 31 is rotated, and the catalyst carrier 2 is moved up and down.
In conclusion, the catalyst carrier is arranged in the reaction kettle, is honeycomb-shaped and comprises a plurality of carrier units arranged at intervals, and has a large specific surface area, so that the contact area of the catalyst and the raw material can be increased, and the reaction efficiency is improved; the catalyst carrier is connected with the lifting structure and the rotating structure, so that the catalyst carrier can rotate and lift in the reaction kettle simultaneously, and when raw materials in the reaction kettle react, the carrier units arranged at intervals have the function of stirring paddles, so that the raw materials can be stirred, the uniform mixing degree of the raw materials is improved, and the reaction efficiency is improved; when gas, liquid and solid raw materials exist in the reaction kettle at the same time, the density of the gas raw materials is possibly low, the gas raw materials quickly rise to the upper part of the reaction kettle, so that the raw materials or the catalyst at the bottom cannot be fully mixed with the gas raw materials, and the reaction effect is reduced. In addition, the invention is simple to use, and in the laboratory test process, workers can drive the reaction device to move up and down and rotate only by shaking the handle. In conclusion, the beneficial effects of the invention are as follows: the device is simple and convenient to use, is suitable for laboratory tests, has good mixing effect, more sufficient reaction and higher precision of experimental data in the process of mixing raw materials, and can provide accurate theoretical basis for quantitative production in the later period.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A catalytic reaction device is characterized by comprising a reaction kettle, wherein a catalyst carrier is arranged in the reaction kettle, and the upper part of the catalyst carrier is connected with a lifting structure and a rotating structure;
the lifting structure is rotatably connected with the catalyst carrier and comprises a lifting sleeve, a threaded section of a lifting shaft is sleeved in the lifting sleeve through threads, a non-threaded section on the upper part of the lifting shaft is rotatably connected with a positioning disc, and the non-threaded section of the lifting shaft penetrates out of the positioning disc upwards and then is connected with a driving structure; the outer part of the lifting sleeve is sleeved with a guide sleeve in a sliding manner, the periphery of the guide sleeve is fixedly connected with a plurality of guide rods, and the tops of the guide rods are fixed at the bottom of the positioning plate;
the rotating structure comprises a rotating disk, and an inner ring of the rotating disk is rotationally connected with the positioning disk; the bottom surface of the rotating disc is fixedly connected with a hollow telescopic shaft, and the bottom surface of the hollow telescopic shaft is fixedly connected with a catalyst carrier; the upper surface of the rotating disc is provided with gear teeth which are arranged annularly and are meshed with the driving structure;
the driving structure comprises a gear box, a first driven wheel and a second driven wheel which are meshed with each other are arranged in the gear box, the second driven wheel is connected with a lifting shaft, the first driven wheel is connected with a driving shaft, the middle of the driving shaft is fixedly sleeved with a driving wheel, and the driving wheel is meshed with the gear teeth.
2. The catalytic reaction device according to claim 1, wherein the catalyst carrier comprises a mounting disc located in the middle and used for connecting the lifting structure and the rotating structure, a plurality of frameworks are radially arranged on the periphery of the mounting disc, a carrier unit is formed between every two adjacent frameworks and is arranged at intervals, and a plurality of honeycombs are arranged on each carrier unit; the mounting disc is rotatably connected with the bottom of the lifting sleeve and fixedly connected with the bottom surface of the hollow telescopic shaft.
3. The catalytic reactor apparatus as set forth in claim 1, wherein the outer circumference cross-section of the lifting sleeve is a regular polygon, and the inner circumference cross-section of the guide sleeve is a regular polygon identical to the outer circumference of the lifting sleeve.
4. The catalytic reactor apparatus of claim 3, wherein the regular polygon is a regular quadrangle, a regular pentagon, or a regular hexagon.
5. The catalytic reactor device according to claim 1, wherein the clearance between the outer wall of the lifting sleeve and the inner wall of the guide sleeve is at most 3 mm.
6. The catalytic reactor of claim 5, wherein the lifting sleeve is in clearance fit with the guide sleeve.
7. The catalytic reaction device of claim 1, wherein the rotating disc is rotatably connected to a positioning plate, the positioning plate is fixedly connected to the inner wall of a driving box, and the driving box is arranged on the upper surface of the reaction kettle.
8. The catalytic reaction device according to claim 1, wherein the hollow telescopic shaft comprises a telescopic sleeve and a plurality of telescopic shafts, each telescopic shaft is slidably connected with the telescopic sleeve, a plurality of second avoidance grooves are uniformly formed in the circumferential direction of the bottom of the telescopic sleeve, each second avoidance groove penetrates through one first avoidance groove, each first avoidance groove is internally provided with a telescopic limit ring, and the lower end of each telescopic limit ring is coaxially and fixedly connected with one telescopic shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165025.1A CN114210291A (en) | 2022-02-23 | 2022-02-23 | Catalytic reaction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165025.1A CN114210291A (en) | 2022-02-23 | 2022-02-23 | Catalytic reaction device |
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| CN114210291A true CN114210291A (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210165025.1A Pending CN114210291A (en) | 2022-02-23 | 2022-02-23 | Catalytic reaction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471382A (en) * | 2022-04-13 | 2022-05-13 | 潍坊学院 | Catalytic hydrogenation device is used in laboratory |
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2022
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| JP2001187328A (en) * | 1999-12-28 | 2001-07-10 | Shimadzu Corp | Reaction tank for fixing carbon dioxide |
| CN112048059A (en) * | 2020-08-19 | 2020-12-08 | 海宁澜钛新材料有限公司 | Method for catalytically synthesizing polyester by using titanium catalyst |
| CN112999998A (en) * | 2021-02-23 | 2021-06-22 | 尤攀 | Rotatory elevating system and reation kettle for pharmaceutical chemistry production |
| CN112619586A (en) * | 2021-03-10 | 2021-04-09 | 山东亚邦化工科技有限公司 | Gas phase reaction bed for hydrocyanic acid production |
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| CN114471382A (en) * | 2022-04-13 | 2022-05-13 | 潍坊学院 | Catalytic hydrogenation device is used in laboratory |
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