CN214159620U

CN214159620U - Improve agitating unit of tower cauldron esterification reaction rate

Info

Publication number: CN214159620U
Application number: CN202023268306.5U
Authority: CN
Inventors: 石健君
Original assignee: Hubei Bimei New Energy Technology Co ltd
Current assignee: Hubei Bimei New Energy Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-10
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to an esterification reaction technical field discloses an improve agitating unit of tower cauldron esterification reaction rate. The utility model has the advantages of it is following and effect: the utility model discloses a second pivot is done and is rotated as the conical surface of centre of a circle with the lower extreme of second pivot, makes the reaction liquid intensive mixing in second pivot and the agitator tank, and then improves the speed of esterification reaction as early as possible to and drive disc and puddler rotation at the horizontal direction simultaneously, further upset and collision between the acceleration reaction liquid, thereby accelerate esterification reaction's reaction rate.

Description

Improve agitating unit of tower cauldron esterification reaction rate

Technical Field

The utility model relates to an esterification reaction technical field, in particular to improve agitating unit of tower cauldron esterification reaction rate.

Background

Esterification is a type of organic chemical reaction, which is the reaction of alcohol with carboxylic acid or oxygen-containing inorganic acid to produce ester and water. The method is divided into three types of reactions, namely a reaction of carboxylic acid and alcohol, a reaction of inorganic oxyacid and alcohol and a reaction of inorganic strong acid and alcohol. The esterification of carboxylic acids with alcohols is reversible and generally very slow, so concentrated sulfuric acid is often used as a catalyst. The reaction of a polycarboxylic acid with an alcohol produces a variety of esters. The reaction of strong inorganic acids with alcohols is generally rapid. A typical esterification reaction is a reaction of ethanol and acetic acid to produce ethyl acetate having an aromatic odor, which is a raw material for producing dyes and medicines. The esterification reaction is widely applied to the fields of organic synthesis and the like.

In the stirring device for the esterification reaction rate of the existing high-tower kettle, the motor drives the rotating shaft and the stirring rod on the rotating shaft to stir so as to improve the rate of the esterification reaction, and the stirring efficiency is lower, so that the rate of the esterification reaction can be influenced.

Therefore, a stirring device for improving the esterification reaction rate of the tower kettle is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improve agitating unit of tower cauldron esterification reaction speed has the effect of quickening esterification reaction speed.

The above technical purpose of the present invention can be achieved by the following technical solutions: a stirring device for improving the esterification reaction rate of a tower kettle comprises a stirring box, wherein a supporting rod is fixedly connected to the upper top wall of the stirring box, the top end of the supporting rod is fixedly connected with a motor, a first bevel gear is fixedly connected to the driving end of the motor, a first rotating shaft extending into the stirring box is inserted into the upper top wall of the stirring box in a rotating manner, a second bevel gear meshed with the first bevel gear is fixedly connected to the top end of the first rotating shaft, a connecting plate is fixedly connected to the lower end of the first rotating shaft, a second rotating shaft is rotatably connected to the lower side wall of the right end of the connecting plate, an installation block is fixedly connected to the inner bottom wall of the stirring box, the lower end of the second rotating shaft is rotatably connected to the upper side wall of the installation block, a disk is fixedly sleeved on the outer wall of the second rotating shaft, supporting columns located on the outer side of the intersection of the second rotating shaft and the disk are symmetrically and fixedly connected to the inner bottom wall of the stirring box, supporting rods in sliding contact with the lower side wall of the disk are fixedly connected to the top ends of the two supporting columns, the utility model discloses a rotary stirring shaft, including the disc, the lower lateral wall symmetry fixedly connected with puddler of disc, the last lateral wall of agitator tank sets up the feed inlet that is located pivot one and has the side, the fixed discharging pipe that is linked together with the agitator tank inside of inlaying of lower lateral wall of agitator tank, the fixed bearing that is equipped with that inlays of interior roof of agitator tank, the inner circle of bearing and the outer wall fixed connection of pivot one, the top of support the pole is circular setting, the lower lateral wall of disc set up with two support pole phase-match annular spouts, the scraper blade of the lateral wall symmetry fixedly connected with and the agitator tank inside wall sliding contact of disc.

Through adopting above-mentioned technical scheme, the reaction liquid intensive mixing in the agitator tank and the upset and the collision between the reaction liquid to accelerate esterification reaction's reaction rate.

The utility model discloses a further set up to: the driving end of the motor drives the first bevel gear to rotate, and further drives the second bevel gear and the first rotating shaft which are meshed with the first bevel gear to rotate, and drives the connecting plate and the second rotating shaft to rotate.

By adopting the technical scheme, the second rotating shaft and the reaction liquid in the stirring box are fully stirred, so that the esterification reaction speed is increased as soon as possible.

The utility model discloses a further set up to: and in the process that the second rotating shaft rotates on a conical surface with the lower end of the second rotating shaft as the center of a circle, the second rotating shaft drives the disc and the stirring rod to rotate in the horizontal direction.

By adopting the technical scheme, the turnover and collision among the reaction liquids are accelerated, so that the reaction rate of the esterification reaction is accelerated.

The utility model discloses a further set up to: in the rotating process of the disc, the scraper is driven to be attached to the inner wall of the stirring box to rotate, so that the scraper is in extrusion contact with the solid adhered to the inner wall of the stirring box.

Through adopting above-mentioned technical scheme, the adhesion thing breaks away from the inner wall of agitator tank to guarantee the clean of agitator tank inner wall and improve the utilization of esterification reaction product.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is the structural schematic diagram of the stirring device for increasing the esterification reaction rate of the tower kettle provided by the utility model.

Fig. 2 is a bottom view of the joint of the disc and the annular chute in the stirring device for improving the esterification reaction rate of the tower kettle.

In the figure, 1, a stirring box; 2. a support bar; 3. a motor; 4. a first bevel gear; 5. a second bevel gear; 6. a first rotating shaft; 7. a bearing; 8. a connecting plate; 9. a second rotating shaft; 10. a disc; 11. mounting blocks; 12. a stirring rod; 13. a support pillar; 14. a support rod; 15. a squeegee; 16. an annular chute.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments.

Referring to fig. 1-2, a stirring device for improving the esterification reaction rate of a tower kettle comprises a stirring box 1, wherein a supporting rod 2 is fixedly connected to the upper top wall of the stirring box 1, a motor 3 is fixedly connected to the top end of the supporting rod 2, the motor 3 adopts a servo motor with the model of MR-J2S-10A, a bevel gear i 4 is fixedly connected to the driving end of the motor 3, a rotating shaft i 6 extending into the stirring box 1 is inserted into the upper top wall of the stirring box 1 in a rotating manner, a bearing 7 is fixedly embedded in the inner top wall of the stirring box 1, the inner ring of the bearing 7 is fixedly connected with the outer wall of the rotating shaft i 6, a bevel gear ii 5 meshed with the bevel gear i 4 is fixedly connected to the top end of the rotating shaft i 6, a connecting plate 8 is fixedly connected to the lower end wall of the connecting plate 8, a rotating shaft ii 9 is rotatably connected to the lower end wall of the right end of the connecting plate 8, and a mounting block 11 is fixedly connected to the inner bottom wall of the stirring box 1, the lower end of the second rotating shaft 9 is rotatably connected with the upper side wall of the mounting block 11;

starting the motor 3, driving the bevel gear I4 to rotate by the driving end of the motor 3, further driving the bevel gear II 5 and the rotating shaft I6 which are engaged with the bevel gear I to rotate, driving the connecting plate 8 and the rotating shaft II 9 to rotate, enabling the rotating shaft II 9 to rotate by a conical surface which takes the lower end of the rotating shaft II 9 as a circle center, enabling the rotating shaft II 9 to be fully stirred with the reaction liquid in the stirring box 1, further improving the speed of esterification reaction as soon as possible, fixing a disc 10 on the outer wall of the rotating shaft II 9, symmetrically and fixedly connecting supporting columns 13 on the inner bottom wall of the stirring box 1 at the outer sides of the intersection of the rotating shaft II 9 and the disc 10, fixedly connecting abutting rods 14 which are in sliding contact with the lower side wall of the disc 10 at the top ends of the two supporting columns 13, arranging the top ends of the abutting rods 14 in a circular shape, arranging annular chutes 16 which are matched with the two, the support rod 14 and the support column 13 play roles in supporting and limiting the disc 10;

the lower side wall of the disc 10 is symmetrically and fixedly connected with a stirring rod 12, the outer side wall of the disc 10 is symmetrically and fixedly connected with a scraping plate 15 which is in sliding contact with the inner side wall of the stirring box 1, in the rotating process of the disc 10, the scraper 15 is driven to be attached to the inner wall of the stirring box 1 to rotate, so that the scraper 15 is in extrusion contact with the solid adhered to the inner wall of the stirring box 1, the adhered objects are separated from the inner wall of the stirring box 1, thereby ensuring the cleanness of the inner wall of the stirring box 1 and improving the utilization of the esterification reaction product, in the process that the second rotating shaft 9 rotates on a conical surface with the lower end of the second rotating shaft 9 as the center of a circle, meanwhile, the disc 10 and the stirring rod 12 are driven to rotate in the horizontal direction, the turnover and collision among reaction liquids are further accelerated, thereby quickening esterification's reaction rate, the feed inlet that is located pivot 6 and has the side is seted up to the last lateral wall of agitator tank 1, and the fixed discharging pipe that is linked together with agitator tank 1 inside of inlaying of the lower lateral wall of agitator tank 1.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Claims

1. A stirring device for improving the esterification reaction rate of a tower kettle comprises a stirring box (1) and is characterized in that a supporting rod (2) is fixedly connected to the upper top wall of the stirring box (1), a motor (3) is fixedly connected to the top end of the supporting rod (2), a bevel gear I (4) is fixedly connected to the driving end of the motor (3), a rotating shaft I (6) extending into the stirring box (1) is inserted into the upper top wall of the stirring box (1) in a rotating manner, a bevel gear II (5) meshed with the bevel gear I (4) is fixedly connected to the top end of the rotating shaft I (6), a connecting plate (8) is fixedly connected to the lower end of the rotating shaft I (6), a rotating shaft II (9) is rotatably connected to the lower side wall of the right end of the connecting plate (8), an installation block (11) is fixedly connected to the inner bottom wall of the stirring box (1), and the lower end of the rotating shaft II (9) is rotatably connected to the upper side wall of the installation block (11), the outer wall fixed cover of pivot two (9) is equipped with disc (10), the interior diapire symmetry fixedly connected with of agitator tank (1) is located support column (13) in the crossing department outside of pivot two (9) and disc (10), two the equal fixedly connected with in top of support column (13) and disc (10) downside wall sliding contact's support pole (14), the downside wall symmetry fixedly connected with puddler (12) of disc (10), the feed inlet that is located pivot one (6) and has the side is seted up to the last lateral wall of agitator tank (1), the downside wall of agitator tank (1) is fixed to be inlayed and is equipped with the discharging pipe that is linked together with agitator tank (1) inside.

2. The stirring device for increasing the esterification reaction rate of the tower kettle according to claim 1, wherein: the inner top wall of the stirring box (1) is fixedly embedded with a bearing (7), and the inner ring of the bearing (7) is fixedly connected with the outer wall of the first rotating shaft (6).

3. The stirring device for increasing the esterification reaction rate of the tower kettle according to claim 1, wherein: the top end of the abutting rod (14) is arranged in a circular shape.

4. The stirring device for increasing the esterification reaction rate of the tower kettle according to claim 1, wherein: the lower side wall of the disc (10) is provided with an annular sliding chute (16) matched with the two abutting rods (14).

5. The stirring device for increasing the esterification reaction rate of the tower kettle according to claim 1, wherein: the outer side wall of the disc (10) is symmetrically and fixedly connected with a scraper (15) which is in sliding contact with the inner side wall of the stirring box (1).