CN216172360U

CN216172360U - Improved alkylation reaction production device

Info

Publication number: CN216172360U
Application number: CN202122401369.1U
Authority: CN
Inventors: 胡昱君; 柳温亮; 朱雪强; 徐强
Original assignee: Anhui Yifeng Petrochemical Co ltd
Current assignee: Anhui Yifeng Petrochemical Co ltd
Priority date: 2021-10-04
Filing date: 2021-10-04
Publication date: 2022-04-05
Anticipated expiration: 2031-10-04

Abstract

The utility model discloses an improved alkylation reaction production device, which comprises a reaction tank and a stirring mechanism, wherein the reaction tank comprises: the feed inlet department of its upper surface right-hand member is equipped with charge-in pipeline, the discharge outlet department of retort lower surface is equipped with discharge conduit, discharge conduit's middle part is established ties there is the valve, the lower extreme ring array of retort is provided with the extension board, the middle part rotates through the bearing between the upper and lower inner wall of retort and is connected with the rotary column, the upper surface of rotary column is equipped with the feed chute, the lower extreme ring array of feed chute is provided with the discharge opening, the discharge opening all is located the extrados middle part of rotary column, the upper surface middle part of retort is equipped with the feeder hopper, the feeder hopper is linked together with the upper end of feed chute, rabbling mechanism: set up in the upper end of retort, this modified alkylation reaction apparatus for producing carries out more even cooling to the raw materials, avoids the inside high temperature of retort, can all promote the raw materials of different positions to retort central point and put, realizes more even stirring.

Description

Improved alkylation reaction production device

Technical Field

The utility model relates to the technical field of alkylation reaction production equipment, in particular to an improved alkylation reaction production device.

Background

Alkylation is a process of transferring alkyl from one molecule to another molecule, and is a reaction of introducing alkyl into a compound molecule, for example, mercury can be alkylated under the action of microorganisms under the action of a substrate to generate methyl mercury or dimethyl mercury, the alkylating agents commonly used in industry are olefin, alkyl halide, alkyl sulfate and the like, the alkylation product of lead is alkyl lead, and tetraethyl lead is commonly used as a gasoline additive and an explosion-proof agent.

The alkylation is exothermic, the heat of reaction can be removed by cooling tubes or evaporative cooling in the reactor, and the materials can be mixed by stirring to ensure sufficient mixing of the reactants and acid and to control the residence time.

In the stirring process, because the inner space of the reaction container is large, some production equipment cannot fully mix raw materials at different positions in the container in the stirring process, so that the uniformity of material mixing is reduced, and heat generated in the reaction of the materials at the central position of the container cannot be timely removed to influence the cooling effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides an improved alkylation reaction production device, which can more uniformly cool raw materials, can push the raw materials at different positions to the central position of a reaction tank, realizes more uniform stirring and mixing, and can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an improved alkylation reaction production device comprises a reaction tank and a stirring mechanism;

a reaction tank: a feeding pipeline is arranged at a feeding port at the right end of the upper surface of the reaction tank, a discharging pipeline is arranged at a discharging port at the lower surface of the reaction tank, a valve is connected in series in the middle of the discharging pipeline, a support plate is arranged at the lower end of the reaction tank in an annular array, a rotary column is rotatably connected in the middle between the upper inner wall and the lower inner wall of the reaction tank through a bearing, a feeding groove is arranged on the upper surface of the rotary column, discharging holes are arranged in the lower end of the feeding groove in an annular array, the discharging holes are all located in the middle of the outer cambered surface of the rotary column, a feeding hopper is arranged in the middle of the upper surface of the reaction tank, and the feeding hopper is communicated with the upper end of the feeding groove;

the stirring mechanism comprises: set up in the upper end of retort, the lower extreme of rabbling mechanism is located the extrados of rotary column, makes catalyst and reaction raw materials mix more evenly, carries out more even cooling to the raw materials, avoids retort inside high temperature, guarantees the normal reaction of raw materials, can all promote the raw materials of different positions to retort central point and put, realizes more even stirring.

Furthermore, a single chip microcomputer is arranged on the lower side of the right end of the outer arc surface of the reaction tank, and the input end of the single chip microcomputer is electrically connected to an external power supply to control the starting and stopping of the stirring mechanism.

Further, rabbling mechanism includes flight and lower flight, it sets up in the extrados upper end of rotary column to go up the flight, and lower flight sets up in the extrados lower extreme of rotary column, and the spiral opposite direction who goes up flight and lower flight carries out more even stirring to reaction raw materials.

Further, rabbling mechanism still includes motor, support frame, first synchronous pulley, hold-in range and second synchronous pulley, the support frame sets up in the upper surface left end of retort, and the upper surface of support frame is equipped with the motor, and the output shaft lower extreme of motor passes the through-hole on the support frame and is equipped with first synchronous pulley, and second synchronous pulley sets up in the extrados upper end of rotary column, is connected through synchronous belt drive between second synchronous pulley and the first synchronous pulley, and the input electricity of motor is connected in the output of singlechip, provides power for the stirring of reaction raw materials.

Further, the feeder hopper includes feed hopper and backup pad, feed hopper's lower extreme is passed through sealed bearing and is connected with the upper end rotation of rotary column, and feed hopper is linked together with the upper end of feed chute, and both ends all are equipped with the backup pad around feed hopper, and the lower extreme of backup pad all is connected with the last fixed surface of retort, provides the space for the feeding of catalyst.

Further, still include cooling body, cooling body includes cooling tank and heat conduction post, the cooling tank sets up in the inside of retort, and heat conduction post annular array sets up in the intrados middle part of retort, and the one end that the retort center was kept away from to the heat conduction post passes the round hole on the retort respectively and gos deep into the inside of cooling tank, and the more even cools off the inside material of retort.

Furthermore, the middle part of the inner arc surface of the feed chute is provided with a spiral sheet, so that the feeding speed of the catalyst is accelerated.

Compared with the prior art, the utility model has the beneficial effects that: the improved alkylation reaction production device has the following advantages:

1. when using, pour the catalyst into in the feed hopper, the inside that the catalyst got into the retort through the feed port of feed chute lower extreme, make the catalyst begin at the material contact from the middle part position of retort, make more quick homogeneous mixing that carries on between catalyst and the reaction raw materials, the inlet tube through the retort front end is inside with the leading-in cooling bath of rivers, absorb the heat that produces in the material reaction process, avoid retort inside high temperature, the setting of heat conduction post can be with the leading-in rivers of heat that material central point put, carry out even cooling to the material, make catalyst and reaction raw materials mixed more even, carry out more even cooling to the raw materials, avoid retort inside high temperature, guarantee the normal reaction of raw materials.

2. Through singlechip starter motor, make the rotary column, it is rotatory with lower flight to go up the flight, because the spiral opposite direction of going up flight and lower flight, so, the effort opposite direction that produces when going up flight and lower flight are rotatory, the material inside the retort promotes to central point, because it is the toper flight with lower flight to go up the flight, at last flight and the rotatory in-process of lower flight, the effort that the material that is close to retort central direction received is little, it is big to keep away from the effort that retort central direction received, can all promote the raw materials of different positions to retort central point, realize more even stirring.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the inside structure of a reaction tank according to the present invention;

FIG. 3 is a schematic view of the internal cross-sectional structure of a reaction tank according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of the present invention.

In the figure: 1 retort, 2 extension boards, 3 ejection of compact pipelines, 4 charge-in pipeline, 5 rotary columns, 6 feed chutes, 7 feeder hoppers, 71 feed hopper, 72 backup pads, 8 cooling body, 81 cooling bath, 82 heat conduction post, 9 rabbling mechanism, 91 motor, 92 support frame, 93 first synchronous pulley, 94 hold-in range, 95 second synchronous pulley, 96 upper spiral piece, 97 lower spiral piece, 10 singlechip, 11 spiral piece, 12 valves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an improved alkylation reaction production device comprises a reaction tank 1 and a stirring mechanism 9;

a reaction tank 1: a feed inlet at the right end of the upper surface of the reaction tank is provided with a feed pipeline 4, which is convenient for feeding reaction raw materials, a discharge pipeline 3 is arranged at the discharge outlet at the lower surface of the reaction tank 1, which is convenient for discharging materials after the reaction is finished, a valve 12 is connected in series in the middle of the discharge pipeline 3 to block the circulation of the materials in the discharge pipeline 3, a support plate 2 is arranged at the lower end of the reaction tank 1 to support the whole device, a rotary column 5 is rotatably connected in the middle between the upper inner wall and the lower inner wall of the reaction tank 1 through a bearing to support the setting of a stirring mechanism 9, a feed chute 6 is arranged on the upper surface of the rotary column 5, discharge holes are arranged in the lower end of the feed chute 6 in an annular array manner, and are all positioned in the middle of the outer arc surface of the rotary column 5, a feed hopper 7 is arranged in the middle of the upper surface of the reaction tank 1, the feed hopper 7 is communicated with the upper end of the feed chute 6, so that the catalyst enters the interior of the reaction tank 1 through the feed hole at the lower end of the feed chute 6, the catalyst starts from the middle position of the reaction tank 1 to be in contact with materials, so that the catalyst and reaction raw materials are more quickly and uniformly mixed, the single-chip microcomputer 10 is arranged on the lower side of the right end of the outer arc surface of the reaction tank 1, the input end of the single-chip microcomputer 10 is electrically connected with an external power supply to control the starting and stopping of the whole device, the feed hopper 7 comprises a feed hopper 71 and a support plate 72, the lower end of the feed hopper 71 is rotatably connected with the upper end of the rotary column 5 through a sealed bearing, the feed hopper 71 is communicated with the upper end of the feed groove 6 to facilitate the feeding of the catalyst, the support plates 72 are arranged at the front end and the rear end of the feed hopper 71, the lower end of the support plate 72 is fixedly connected with the upper surface of the reaction tank 1 to support the feed hopper 71 and prevent the feed hopper 71 from rotating, the cooling mechanism 8 is further included, the cooling mechanism 8 comprises a cooling groove 81 and a heat conduction column 82, and the cooling groove 81 is arranged inside the reaction tank 1, the heat conduction columns 82 are arranged in the middle of the inner arc surface of the reaction tank 1 in an annular array mode, one ends, far away from the center of the reaction tank 1, of the heat conduction columns 82 penetrate through round holes in the reaction tank 1 and penetrate into the cooling tank 81, water flow is guided into the cooling tank 81 through a water inlet pipe in the front end of the reaction tank 1, heat generated in the material reaction process is absorbed, the phenomenon that the temperature in the reaction tank 1 is too high is avoided, the heat at the center of the material can be guided into the water flow through the heat conduction columns 82, the material is cooled evenly, the water flow after heat absorption is discharged from a discharge pipe in the rear end of the reaction tank 1, spiral pieces 11 are arranged in the middle of the inner arc surface of the feed tank 6, the spiral pieces 11 are driven by rotation of the rotary columns 5, and the feed speed of a catalyst is increased;

the stirring mechanism 9: the stirring mechanism 9 comprises an upper spiral sheet 96 and a lower spiral sheet 97, the upper spiral sheet 96 is arranged at the upper end of the outer arc surface of the rotary column 5, the lower spiral sheet 97 is arranged at the lower end of the outer arc surface of the rotary column 5, the spiral directions of the upper spiral sheet 96 and the lower spiral sheet 97 are opposite, the stirring mechanism 9 further comprises a motor 91, a support frame 92, a first synchronous pulley 93, a synchronous belt 94 and a second synchronous pulley 95, the support frame 92 is arranged at the left end of the upper surface of the reaction tank 1, the upper surface of the support frame 92 is provided with the motor 91, the lower end of an output shaft of the motor 91 penetrates through a through hole in the support frame 92 and is provided with the first synchronous pulley 93, the second synchronous pulley 95 is arranged at the upper end of the outer arc surface of the rotary column 5, the second synchronous pulley 95 is in transmission connection with the first synchronous pulley 93 through the synchronous belt 94, the input end of the motor 91 is electrically connected with the output end of the single chip microcomputer 10, starting motor 91 through singlechip 10, the output shaft of motor 91 drives first synchronous pulley 93 rotatory, it is connected to pass through synchronous belt 94's transmission, make second synchronous pulley 95 rotatory, drive rotary column 5, it is rotatory with lower flight 97 to go up flight 96, because the spiral direction of going up flight 96 and lower flight 97 is opposite, so, the effort opposite direction that produces when going up flight 96 and lower flight 97 rotatory, promote the material of retort 1 inside to central point, because it is the toper flight to go up flight 96 and lower flight 97, at last flight 96 and lower flight 97 rotatory in-process, the effort that the material that is close to retort 1 central point and receives is little, it is big to keep away from the effort that retort 1 central point received, guarantee all promote the raw materials of different positions to retort 1 central point, realize more even stirring.

The working principle of the improved alkylation reaction production device provided by the utility model is as follows: when the reactor is used, reaction raw materials are poured into the reaction tank 1 in sequence through the feeding pipeline 4, then the catalyst is poured into the feeding hopper 71, under the action of the self gravity of the catalyst, the catalyst enters the reaction tank 1 through the feeding hole at the lower end of the feeding groove 6, the catalyst is contacted with the materials from the middle position of the reaction tank 1, so that the catalyst and the reaction raw materials are mixed more rapidly and uniformly, meanwhile, the motor 91 is started through the singlechip 10, the output shaft of the motor 91 drives the first synchronous belt pulley 93 to rotate, the second synchronous belt pulley 95 rotates through the transmission connection of the synchronous belt 94, the rotating column 5, the upper spiral piece 96 and the lower spiral piece 97 are driven to rotate, and because the spiral directions of the upper spiral piece 96 and the lower spiral piece 97 are opposite, the acting forces generated when the upper spiral piece 96 and the lower spiral piece 97 rotate are opposite, so that the materials in the reaction tank 1 are pushed to the central position, because the upper spiral plate 96 and the lower spiral plate 97 are both conical spiral plates, in the rotating process of the upper spiral plate 96 and the lower spiral plate 97, the acting force on the material close to the central direction of the reaction tank 1 is small, the acting force on the material far away from the central direction of the reaction tank 1 is large, the raw materials at different positions are all pushed to the central position of the reaction tank 1, more uniform stirring is realized, stirring is performed in the adding process of the catalyst, the catalyst and the raw materials are more uniformly mixed, water flow is guided into the cooling tank 81 through the water inlet pipe at the front end of the reaction tank 1, heat generated in the material reaction process is absorbed, the overhigh temperature in the reaction tank 1 is avoided, the heat at the central position of the material can be guided into the water flow through the heat conducting column 82, the material is uniformly cooled, the water flow after absorbing the heat is discharged from the discharge pipe at the rear end of the reaction tank 1, and after the reaction is completed, the valve 12 is opened to discharge the material in the reaction tank 1 through the discharge pipe 3.

It should be noted that the single chip microcomputer 10 disclosed in the above embodiments may be a single chip microcomputer of a type PIC16F1823-I/P, the motor 91 may be freely configured according to an actual application scenario, a motor of a type D08LD40-48A-30S is suggested, and the single chip microcomputer 10 controls the motor 91 to operate by a method commonly used in the prior art.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An improved alkylation reaction production device is characterized in that: comprises a reaction tank (1) and a stirring mechanism (9);

reaction tank (1): a feeding pipeline (4) is arranged at a feeding port at the right end of the upper surface of the reaction tank (1), a discharging pipeline (3) is arranged at a discharging port at the lower surface of the reaction tank (1), a valve (12) is connected in series in the middle of the discharging pipeline (3), a support plate (2) is arranged at the lower end of the reaction tank (1) in an annular array manner, a rotary column (5) is rotatably connected in the middle between the upper inner wall and the lower inner wall of the reaction tank (1) through a bearing, a feeding groove (6) is arranged on the upper surface of the rotary column (5), discharging holes are arranged at the lower end of the feeding groove (6) in an annular array manner, the discharging holes are all positioned in the middle of the outer arc surface of the rotary column (5), a feeding hopper (7) is arranged in the middle of the upper surface of the reaction tank (1), and the feeding hopper (7) is communicated with the upper end of the feeding groove (6);

stirring mechanism (9): is arranged at the upper end of the reaction tank (1), and the lower end of the stirring mechanism (9) is positioned on the outer cambered surface of the rotating column (5).

2. An improved alkylation reaction production unit according to claim 1, wherein: a single chip microcomputer (10) is arranged on the lower side of the right end of the outer arc surface of the reaction tank (1), and the input end of the single chip microcomputer (10) is electrically connected with an external power supply.

3. An improved alkylation reaction production unit according to claim 1, wherein: stirring mechanism (9) are including last flight (96) and lower flight (97), it sets up in the extrados upper end of rotating column (5) to go up flight (96), and lower flight (97) set up in the extrados lower extreme of rotating column (5), and the spiral direction of going up flight (96) and lower flight (97) is opposite.

4. An improved alkylation reaction production unit according to claim 2, wherein: the stirring mechanism (9) further comprises a motor (91), a support frame (92), a first synchronous pulley (93), a synchronous belt (94) and a second synchronous pulley (95), the support frame (92) is arranged at the left end of the upper surface of the reaction tank (1), the upper surface of the support frame (92) is provided with the motor (91), the lower end of an output shaft of the motor (91) penetrates through a through hole in the support frame (92) and is provided with the first synchronous pulley (93), the second synchronous pulley (95) is arranged at the upper end of an outer arc surface of the rotary column (5), the second synchronous pulley (95) is in transmission connection with the first synchronous pulley (93) through the synchronous belt (94), and the input end of the motor (91) is electrically connected with the output end of the single chip microcomputer (10).

5. An improved alkylation reaction production unit according to claim 1, wherein: feeder hopper (7) are including feed hopper (71) and backup pad (72), the lower extreme of feed hopper (71) is passed through sealed bearing and is connected with the upper end rotation of rotary column (5), and feed hopper (71) are linked together with the upper end of feed chute (6), and both ends all are equipped with backup pad (72) around feed hopper (71), and the lower extreme of backup pad (72) all is connected with the last fixed surface of retort (1).

6. An improved alkylation reaction production unit according to claim 1, wherein: still include cooling body (8), cooling body (8) include cooling tank (81) and heat conduction post (82), cooling tank (81) set up in the inside of retort (1), and heat conduction post (82) ring array sets up in the intrados middle part of retort (1), and the one end that retort (1) center was kept away from in heat conduction post (82) passes the round hole on retort (1) respectively and goes deep into the inside of cooling tank (81).

7. An improved alkylation reaction production unit according to claim 1, wherein: and a spiral sheet (11) is arranged in the middle of the inner arc surface of the feeding groove (6).