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CN-224221302-U - Double-circulation fixed bed hydrogenation catalyst reaction equipment

CN224221302UCN 224221302 UCN224221302 UCN 224221302UCN-224221302-U

Abstract

The utility model relates to the technical field of chemical process equipment and discloses double-circulation fixed bed hydrogenation catalyst reaction equipment which comprises a base, a reaction component and a filtering component, wherein an installation frame is arranged on the right side of the top of the base, two groups of fixing seats are equidistantly arranged on the inner side of the installation frame, the reaction component is arranged on the inner side of the fixing seats, a plurality of groups of permeation plates are equidistantly arranged in a reaction cylinder, a separation rod is arranged in the reaction cylinder, a baffle plate is arranged in the separation rod, the contact area and the contact time of reactants and a catalyst can be increased through the plurality of groups of permeation plates arranged in the reaction cylinder, the reaction is more complete, the reaction efficiency is effectively improved, the matched design of the separation rod and the baffle plate is very ingenious, through holes on the outer side of the separation rod are in a staggered design, and the through holes matched with the outer side of the baffle plate act together, and the flow path of reaction materials can be finely regulated and controlled.

Inventors

  • WANG YONGZHENG
  • LIU QIAOLUN

Assignees

  • 扬州博克莱生物医药科技有限公司

Dates

Publication Date
20260512
Application Date
20250516

Claims (7)

  1. 1. The double-circulation fixed bed hydrogenation catalyst reaction equipment comprises a base (1), a reaction component (4) and a filtering component (6) and is characterized in that a mounting frame (3) is arranged on the right side of the top of the base (1), two groups of fixing seats (301) are arranged on the inner side of the mounting frame (3) at equal intervals, the reaction component (4) comprises a reaction cylinder (401), a permeation disc (402), a separation rod (403), a baffle plate (404) and an adjusting seat (405), a plurality of groups of permeation discs (402) are arranged on the inner side of the reaction cylinder (401) at equal intervals, a separation rod (403) is arranged in the reaction cylinder (401), a baffle plate (404) is arranged in the separation rod (403), an adjusting seat (405) is arranged on the top of the baffle plate (404), and the filtering component (6) is arranged on the bottom of the fixing seat (301).
  2. 2. The double-circulation fixed bed hydrogenation catalyst reaction device according to claim 1, wherein the left side of the top of the base (1) is provided with a reactor (2), and the right side of the reactor (2) is provided with a connecting pipe orifice.
  3. 3. The double-circulation fixed bed hydrogenation catalyst reaction device according to claim 1, wherein the top of the fixed seat (301) is provided with a semicircular groove which is concave inwards, and two sides of the fixed seat (301) are provided with through holes.
  4. 4. The double-circulation fixed bed hydrogenation catalyst reaction device according to claim 1, wherein a plurality of groups of through holes are formed in the outer side of the separation rod (403), the through holes in the outer side of the separation rod (403) are in dislocation design, a plurality of groups of through holes are formed in the outer side of the baffle plate (404), and the through holes are matched with the through holes in the outer side of the separation rod (403).
  5. 5. The double-circulation fixed bed hydrogenation catalyst reaction device according to claim 1, wherein a conveying pipe (5) is arranged at the bottom of the reaction cylinder (401), a connecting piece (501) is arranged at one end of the conveying pipe (5), and the output end of the connecting piece (501) extends to the bottom of the fixing seat (301) through a pipeline.
  6. 6. The double-circulation fixed bed hydrogenation catalyst reaction device according to claim 1, wherein the filtering component (6) comprises a filtering box (601), a filtering net (602), a transmission pipe (603) and a conveying pipe (604), the bottom of the fixing seat (301) is provided with the filtering box (601), a plurality of groups of filtering nets (602) are arranged in the filtering box (601), the right side of the filtering box (601) is provided with the transmission pipe (603), and the left side of the filtering box (601) is provided with the conveying pipe (604).
  7. 7. The double-circulation fixed bed hydrogenation catalyst reaction device according to claim 6, wherein the top of the filter box (601) is connected with the connecting piece (501) through a pipeline, the transmission pipe (603) is fixedly connected with the plurality of groups of filter boxes (601), the transmission pipe (603) at the top is transmitted from left to right, the transmission pipe (603) at the bottom is transmitted from right to left, and the output end of the transmission pipe (604) is connected with the reactor (2).

Description

Double-circulation fixed bed hydrogenation catalyst reaction equipment Technical Field The utility model relates to the technical field of chemical process equipment, in particular to double-circulation fixed bed hydrogenation catalyst reaction equipment. Background In the field of chemical production, hydrogenation reaction is a critical chemical process, hydrogen is combined with reactant molecules under the action of a catalyst to change the chemical structure and properties of reactants, the reaction is indispensable in a plurality of industrial productions, for example, in the petroleum refining industry, sulfur, nitrogen, oxygen and other impurities in oil products can be effectively removed through hydrogenation reaction, unsaturated hydrocarbon is saturated, the quality of the oil products is greatly improved, and the increasingly strict environmental protection and performance standard is met. However, the conventional hydrogenation catalyst reaction device has various disadvantages, on one hand, the structure of a reaction component of the conventional device is relatively simple, the contact between reactants and a catalyst is insufficient and uniform, the reaction efficiency is low, a large amount of raw materials cannot be fully reacted and discharged, so that the waste of resources is caused, meanwhile, the production cost is increased, on the other hand, a separation and filtration system is often not tightly connected with a reaction process, impurities in products are not thoroughly removed, the product quality is affected, and in addition, the conventional device lacks an effective circulation mechanism, the unreacted raw materials cannot be recycled, and the overall production efficiency is further reduced. These disadvantages not only limit the improvement of production efficiency, but also have negative effects on product quality, and are difficult to meet the development requirements of the current chemical industry on efficient, environment-friendly and high-quality production, and in order to solve the problems, we propose a double-circulation fixed bed hydrogenation catalyst reaction device. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a double-circulation fixed bed hydrogenation catalyst reaction device, which solves the problems. In order to achieve the purpose, the technical scheme is that the double-circulation fixed bed hydrogenation catalyst reaction device comprises a base, a reaction component and a filtering component, wherein an installation frame is arranged on the right side of the top of the base, two groups of fixing seats are equidistantly arranged on the inner side of the installation frame, the reaction component is arranged on the inner side of the fixing seats, the reaction component comprises a reaction cylinder, a permeation disc, a separation rod, a baffle plate and an adjusting seat, a plurality of groups of permeation discs are equidistantly arranged in the reaction cylinder, the separation rod is arranged in the reaction cylinder, the baffle plate is arranged in the separation rod, the adjusting seat is arranged on the top of the baffle plate, and the filtering component is arranged at the bottom of the fixing seat. Preferably, the top left side of base is equipped with the reactor, the right side of reactor is equipped with the connecting tube mouth for hydrogenation catalyst in the reaction section of thick bamboo 401 can be in lasting and suitable reaction environment fully contact with the medium, thereby take place efficient hydrogenation, because this kind of direct linkage of reactor 2 and reaction module 4, make whole reaction process can go on in order, good basis has been laid for the production of follow-up reaction product and follow-up filtration and cyclic utilization link, the high-efficient operation of dual cycle fixed bed hydrogenation catalyst reaction equipment has been ensured on the whole, the reaction interruption or the inefficiency scheduling problem that lead to because of the medium supply is unstable has been avoided. Preferably, the top of fixing base is equipped with the semicircular recess of inwards sunken, the fixing base both sides are equipped with the through-hole that runs through for medium transmission pipeline between reaction tube 401 and other parts can be connected smoothly, realize the smooth transport of reaction medium, still made things convenient for the connection of other auxiliary assembly or circuit and reaction tube 401 and fixing base 301, strengthened the wholeness and the linkage of whole equipment, can be with the accurate leading-in reaction tube 401 of medium of reaction machine 2 output through the pipeline that these through-holes connect, also can make simultaneously the product after the reaction in the reaction tube 401 carry the filtration subassembly 6 of below smoothly through transfer line 5, thereby ensured from the beginning of reaction con