CN216321874U

CN216321874U - Fully reacted formylation reaction equipment for veratraldehyde production

Info

Publication number: CN216321874U
Application number: CN202122317262.9U
Authority: CN
Inventors: 王光辉; 王志村; 李新才; 李洪涛; 张小娟
Original assignee: Dongying Yimengsheng Pharmaceutical Co ltd
Current assignee: Dongying Yimengsheng Pharmaceutical Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-04-19
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses formylation reaction equipment for producing veratraldehyde, which is capable of fully reacting, and particularly relates to the technical field of veratraldehyde production. According to the utility model, the temperature is adjusted and controlled in the reaction kettle through the rotating refrigerating pipe and the rotating heating pipe, so that the temperature adjusting speed is high, the adjusting efficiency is high, the raw materials in the reaction kettle are stirred simultaneously through the refrigerating pipe, the heating pipe and the stirring rod, so that the raw materials are stirred more uniformly, the mixing speed is high, the reaction efficiency is high, the scraper can scrape the raw materials on the inner wall of the reaction kettle, the reaction is more complete, the raw materials in the reaction kettle are mixed more rapidly and uniformly by enabling the raw materials in the reaction kettle to flow in an up-and-down circulating manner, and the reaction efficiency is further improved.

Description

Fully reacted formylation reaction equipment for veratraldehyde production

Technical Field

The utility model relates to the technical field of veratraldehyde production, and particularly relates to a fully-reacted formylation reaction device for veratraldehyde production.

Background

Veratraldehyde is a food flavor that is allowed to be used, and is commonly used as an additive for frosting, baked goods, candies, and the like. A small amount of veratraldehyde is used in daily chemical essence formula, and besides being used as a spice, veratraldehyde is also used as a synthetic medicine intermediate. The veratraldehyde is produced by using catechol as raw material and through methylation reaction with dimethyl sulfate in alkali water solution to obtain veratrole, and formylation reaction between veratrole and N-methyl formanilide to obtain the product. The formylation reaction of veratraldehyde is carried out in a reaction kettle, the raw materials of the reaction are added into the reaction kettle, the temperature in the reaction kettle is adjusted, the catalyst is added into the reaction kettle, and the raw materials can react in the reaction kettle to generate the required product.

At present, veratraldehyde production is with formylation reaction equipment when in actual use, heating and cooling structure are located the reation kettle inner wall mostly, and this makes the speed of temperature conduction adjustment slower, and adjustment efficiency is lower, and contact and reaction that the raw materials in the reation kettle can not be abundant for the reaction is abundant inadequately, and reaction speed is slower, and reaction efficiency is lower.

Therefore, it is necessary to invent a fully reacted formylation reaction device for veratraldehyde production to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide formylation reaction equipment for producing veratraldehyde, which can fully react, wherein the temperature inside a reaction kettle is adjusted and controlled through a rotating refrigerating pipe and a rotating heating pipe, so that the temperature adjusting speed is high, the adjusting efficiency is high, raw materials inside the reaction kettle are stirred simultaneously through the refrigerating pipe, the heating pipe and a stirring rod, so that the raw materials are stirred more uniformly, the mixing speed is high, the reaction efficiency is high, a scraper can scrape the raw materials on the inner wall of the reaction kettle, the reaction is more complete, the raw materials inside the reaction kettle are mixed more rapidly and uniformly by circulating the raw materials inside the reaction kettle up and down, the reaction efficiency is further improved, and the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: the formylation reaction equipment for producing veratraldehyde with sufficient reaction comprises a reaction kettle, wherein a first rotating rod is arranged at the top end of the reaction kettle, the bottom end of the first rotating rod penetrates through the top end of the reaction kettle and is rotationally connected with the top end of the reaction kettle through a bearing, a refrigerating pipe and a heating pipe are arranged inside the reaction kettle, the refrigerating pipe is arranged at the front side of the heating pipe, the end parts of the refrigerating pipe and the heating pipe penetrate through the first rotating rod and extend to the top part of the first rotating rod, a plurality of fixing blocks are fixedly arranged between the refrigerating pipe and the heating pipe, a stirring rod is fixedly arranged on one side of the fixing block, one end of the stirring rod penetrates through the fixing block, the stirring rod is arranged between the refrigerating pipe and the heating pipe, the other end of the stirring rod is fixedly provided with two symmetrical scraping plates, the outer end of each scraping plate is in contact with the inner wall of the reaction kettle, a fixing frame is fixedly arranged at the top end of the first rotating rod, the top end of the fixing frame is fixedly provided with a micro refrigerator and a power supply, the power supply is arranged at the rear side of the micro refrigerator, two ends of the refrigerating pipe are respectively connected with a cold air end and an air inlet end of the micro refrigerator, and two ends of the heating pipe are electrically connected with the power supply;

the reation kettle outside is equipped with the circulating pump, the feed liquor pipe is fixed to be equipped with of the feed liquor end of circulating pump, feed liquor pipe one end is passed the reation kettle outer end and is linked together with the inside bottom of reation kettle, the liquid outlet end of circulating pump is fixed to be equipped with the drain pipe, drain pipe one end is passed the reation kettle outer end and is linked together with the inside top of reation kettle.

Preferably, the top end of the reaction kettle is fixedly provided with a motor, the motor is arranged on one side of the first rotating rod, and an output shaft of the motor is fixedly provided with a second rotating rod.

Preferably, a first belt pulley is fixedly arranged at one end of the second rotating rod, a second belt pulley is fixedly arranged at one end of the first rotating rod, the second belt pulley is arranged at the bottom of the fixed frame, and the first belt pulley is connected with the second belt pulley through a belt.

Preferably, the fixed filling tube that is equipped with in reation kettle top, the filling tube is established at first pivot pole opposite side, filling tube one end is passed the reation kettle top and is linked together with reation kettle is inside, the last fixed first valve that is equipped with of filling tube.

Preferably, a discharging pipe is fixedly arranged at the bottom end of the reaction kettle, one end of the discharging pipe penetrates through the bottom end of the reaction kettle and is communicated with the inside of the reaction kettle, and a second valve is fixedly arranged on the discharging pipe.

Preferably, the bottom of the outer end of the reaction kettle is fixedly provided with a support frame, the circulating pump is fixedly arranged at the outer end of the support frame, and the discharge pipe is arranged inside the support frame.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. the output shaft of the motor drives the second rotating rod to rotate, the second rotating rod drives the first rotating rod to rotate, the first rotating rod drives the cooling pipe and the heating pipe to rotate, the cooling pipe and the heating pipe drive the fixed block, the stirring rod and the scraping plate rotate, the cooling pipe, the heating pipe and the stirring rod rotate to stir the raw materials, the scraping plate scrapes the inner wall of the reaction kettle, the cooling pipe and the heating pipe regulate the temperature inside the reaction kettle while rotating, the temperature regulation speed of the temperature is high, the regulation efficiency is high, the cooling pipe, the heating pipe and the stirring rod simultaneously stir the raw materials inside the reaction kettle, the raw materials are stirred more uniformly, the mixing speed is high, the reaction efficiency is high, and the scraping plate scrapes the raw materials on the inner wall of the reaction kettle, the reaction is more complete;

2. the raw materials of the inside bottom of reation kettle are taken out the inside top of reation kettle through the circulating pump, can make the inside raw materials of reation kettle flow from top to bottom like this, through circulation flow about the inside raw materials of reation kettle for the more fast even that the inside raw materials of reation kettle mix, and then make reaction rate faster, the reaction is comparatively abundant, further improvement the efficiency of reaction.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

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

FIG. 2 is a schematic structural view of a reaction vessel in a three-dimensional cross section according to the present invention;

FIG. 3 is a schematic perspective view of a cooling pipe and a heating pipe according to the present invention;

FIG. 4 is a schematic perspective view of the fixing frame, the micro refrigerator and the power supply of the present invention;

fig. 5 is a schematic perspective view of the first rotating rod and the motor according to the present invention.

Description of reference numerals:

1 reation kettle, 2 first dwangs, 3 refrigeration pipes, 4 heating pipes, 5 fixed blocks, 6 puddlers, 7 scraper blades, 8 circulating pumps, 9 feed liquor pipes, 10 drain pipes, 11 fixed frames, 12 miniature refrigerators, 13 power, 14 motors, 15 second dwangs, 16 first belt pulleys, 17 second belt pulleys, 18 belts, 19 charge pipes, 20 row's material pipe, 21 support frames.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a formylation reaction device for producing veratraldehyde with sufficient reaction, which is shown in figures 1-5 and comprises a reaction kettle 1, wherein the top end of the reaction kettle 1 is provided with a first rotating rod 2, the bottom end of the first rotating rod 2 penetrates through the top end of the reaction kettle 1 and is rotationally connected with the top end of the reaction kettle 1 through a bearing, a cooling pipe 3 and a heating pipe 4 are arranged inside the reaction kettle 1, the cooling pipe 3 is arranged at the front side of the heating pipe 4, the end parts of the cooling pipe 3 and the heating pipe 4 both penetrate through the first rotating rod 2 and extend to the top part of the first rotating rod 2, a plurality of fixed blocks 5 are fixedly arranged between the cooling pipe 3 and the heating pipe 4, one side of each fixed block 5 is fixedly provided with a stirring rod 6, one end of each stirring rod 6 penetrates through the fixed block 5, a plurality of stirring rods 6 are arranged between the cooling pipe 3 and the heating pipe 4, the other ends of the plurality of stirring rods 6 are fixedly provided with two

symmetrical scraping plates

7, 7 outer ends of scraper blade and 1 inner wall of reation kettle contact, the fixed frame 11 that is equipped with in 2 tops of first pivot pole, fixed miniature refrigerator 12 and the power 13 of being equipped with in 11 tops of fixed frame, power 13 is established at miniature refrigerator 12 rear sides, the refrigeration pipe 3 both ends are connected with the air conditioning end and the inlet end of miniature refrigerator 12 respectively, electric connection between 4 both ends of heating pipe and the power 13.

Fixed motor 14 that is equipped with in 1 top of reation kettle, motor 14 establishes in 2 one sides of first dwang, the fixed second dwang 15 that is equipped with of output shaft of motor 14 is convenient for drive first belt pulley 16 and rotates, and then drives first dwang 2 and rotate.

The fixed first belt pulley 16 that is equipped with of second dwang 15 one end, the fixed second belt pulley 17 that is equipped with of 2 one end of first dwang, second belt pulley 17 is established in fixed frame 11 bottom, be connected through belt 18 between first belt pulley 16 and the second belt pulley 17, be convenient for drive first dwang 2 and rotate, played the effect of connecting and transmission power.

Fixed filling tube 19 that is equipped with in 1 top of reation kettle, filling tube 19 is established at 2 opposite sides of first pivot pole, 19 one end of filling tube is passed 1 top of reation kettle and is linked together with reation kettle 1 is inside, the fixed first valve that is equipped with on the filling tube 19 is convenient for to 1 inside reaction raw materials that adds of reation kettle.

1 bottom mounting of reation kettle is equipped with row material pipe 20, row material pipe 20 one end is passed reation kettle 1 bottom and is linked together with reation kettle 1 is inside, arrange the fixed second valve that is equipped with on the material pipe 20, the discharge of the material after the reaction of being convenient for.

Fixed support frame 21 that is equipped with in 1 outer end bottom of reation kettle, circulating pump 8 is fixed to be established in support frame 21 outer end, row expects that pipe 20 is established inside support frame 21, can support and fix whole device.

The implementation mode is specifically as follows: raw materials are added into a reaction kettle 1 from a feeding pipe 19, a motor 14 is started, an output shaft of the motor 14 drives a second rotating rod 15 to rotate, the second rotating rod 15 drives a first belt pulley 16 to rotate, the first belt pulley 16 drives a second belt pulley 17 to rotate through a belt 18, the second belt pulley 17 drives a first rotating rod 2 to rotate, the first rotating rod 2 drives a cooling pipe 3 and a heating pipe 4 to rotate, the cooling pipe 3 and the heating pipe 4 drive a fixing block 5 to rotate, the fixing block 5 drives a stirring rod 6 and a scraping plate 7 to rotate, the rotation of the cooling pipe 3, the heating pipe 4 and the stirring rod 6 can stir the raw materials, so that the raw materials can be mixed faster and more uniform, the scraping plate 7 can scrape the inner wall of the reaction kettle 1, so that the raw materials can be prevented from being stuck on the inner wall of the reaction kettle 1 all the time, the heating pipe 4 and a power supply 13 are communicated and started while the cooling pipe 3 and the heating pipe 4 rotate, the micro refrigerator 12 is started, so that the temperature inside the reaction kettle 1 can be adjusted through the refrigerating pipe 3 and the heating pipe 4, the temperature conduction and adjustment speed is high, the temperature adjustment and control inside the reaction kettle 1 are carried out through the rotating refrigerating pipe 3 and the rotating heating pipe 4, the temperature adjustment speed is high, the adjustment efficiency is high, raw materials inside the reaction kettle 1 are stirred simultaneously through the refrigerating pipe 3, the heating pipe 4 and the stirring rod 6, the raw materials are stirred more uniformly, the mixing speed is high, the reaction efficiency is high, the scraper 7 can scrape the raw materials on the inner wall of the reaction kettle 1, the reaction is more complete, the implementation mode particularly solves the problems that the heating and cooling structures are mostly positioned on the inner wall of the reaction kettle when the formylation reaction equipment for producing veratraldehyde in the prior art is actually used, and the temperature conduction and adjustment speed is low, the adjusting efficiency is lower, and the raw materials in the reaction kettle can not be fully contacted and reacted, so that the reaction is not sufficient, the reaction speed is lower, and the reaction efficiency is lower.

The utility model provides a fully-reacted formylation reaction device for producing veratraldehyde, which is shown in figures 1 and 2, wherein a circulating pump 8 is arranged outside a reaction kettle 1, a liquid inlet pipe 9 is fixedly arranged at the liquid inlet end of the circulating pump 8, one end of the liquid inlet pipe 9 penetrates through the outer end of the reaction kettle 1 and is communicated with the bottom end inside the reaction kettle 1, a liquid outlet pipe 10 is fixedly arranged at the liquid outlet end of the circulating pump 8, and one end of the liquid outlet pipe 10 penetrates through the outer end of the reaction kettle 1 and is communicated with the top end inside the reaction kettle 1.

The implementation mode is specifically as follows: when the raw materials react, the circulating pump 8 is started, the raw materials at the bottom end inside the reaction kettle 1 can enter the circulating pump 8 through the liquid inlet pipe 9, and then enter the top end inside the reaction kettle 1 through the liquid outlet pipe 10, so that the raw materials inside the reaction kettle 1 can flow up and down, and further the raw materials can be stirred and mixed more sufficiently and rapidly.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a fully reacted veratraldehyde production is with formylation reaction equipment, includes reation kettle (1), its characterized in that: the reaction kettle (1) top is equipped with first rotation pole (2), first rotation pole (2) bottom pass reaction kettle (1) top and with reaction kettle (1) between the top rotate through the bearing and be connected, inside cooling pipe (3) and the heating pipe (4) of being equipped with of reaction kettle (1), cooling pipe (3) are established in heating pipe (4) front side, the tip of cooling pipe (3) and heating pipe (4) all runs through first rotation pole (2) and extends to first rotation pole (2) top, it is fixed between cooling pipe (3) and heating pipe (4) and is equipped with a plurality of fixed block (5), fixed block (5) one side is fixed and is equipped with puddler (6), puddler (6) one end runs through fixed block (5), and is a plurality of puddler (6) all are established between cooling pipe (3) and heating pipe (4), and is a plurality of puddler (6) another is equipped with scraper blade (7) of two symmetries, the outer end of the scraper (7) is in contact with the inner wall of the reaction kettle (1), a fixing frame (11) is fixedly arranged at the top end of the first rotating rod (2), a micro refrigerator (12) and a power supply (13) are fixedly arranged at the top end of the fixing frame (11), the power supply (13) is arranged on the rear side of the micro refrigerator (12), two ends of the refrigerating pipe (3) are respectively connected with a cold air end and an air inlet end of the micro refrigerator (12), and two ends of the heating pipe (4) are electrically connected with the power supply (13);

reation kettle (1) outside is equipped with circulating pump (8), the feed liquor end of circulating pump (8) is fixed to be equipped with feed liquor pipe (9), feed liquor pipe (9) one end is passed reation kettle (1) outer end and is linked together with reation kettle (1) inside bottom, the feed liquor end of circulating pump (8) is fixed to be equipped with drain pipe (10), drain pipe (10) one end is passed reation kettle (1) outer end and is linked together with reation kettle (1) inside top.

2. The formylation reaction apparatus for producing veratraldehyde according to claim 1, wherein: fixed motor (14) that is equipped with in reation kettle (1) top, establish in first dwang (2) one side motor (14), the output shaft of motor (14) is fixed to be equipped with second dwang (15).

3. The formylation reaction apparatus for producing veratraldehyde according to claim 2, wherein: second dwang (15) one end is fixed and is equipped with first belt pulley (16), first dwang (2) one end is fixed and is equipped with second belt pulley (17), establish in fixed frame (11) bottom second belt pulley (17), be connected through belt (18) between first belt pulley (16) and second belt pulley (17).

4. The formylation reaction apparatus for producing veratraldehyde according to claim 2, wherein: fixed filling tube (19) that is equipped with in reation kettle (1) top, establish at first pivot pole (2) opposite side filling tube (19), reation kettle (1) top is passed and is linked together with reation kettle (1) is inside to filling tube (19) one end, fixed being equipped with first valve on filling tube (19).

5. The formylation reaction apparatus for producing veratraldehyde according to claim 1, wherein: reation kettle (1) bottom mounting is equipped with row material pipe (20), arrange material pipe (20) one end and pass reation kettle (1) bottom and be linked together with reation kettle (1) inside, arrange and fixedly on material pipe (20) and be equipped with the second valve.

6. The formylation reaction apparatus for producing veratraldehyde according to claim 5, wherein: fixed support frame (21) that is equipped with in reation kettle (1) outer end bottom, circulating pump (8) are fixed to be established in support frame (21) outer end, arrange material pipe (20) and establish inside support frame (21).