CN215823049U

CN215823049U - Esterification reaction batching cauldron

Info

Publication number: CN215823049U
Application number: CN202121972058.4U
Authority: CN
Inventors: 张新飞; 李培花; 丁术鹏; 李伟; 杨德虎
Original assignee: Shandong Yuanli Technology Co ltd
Current assignee: Shandong Yuanli Technology Co ltd
Priority date: 2021-08-21
Filing date: 2021-08-21
Publication date: 2022-02-15
Anticipated expiration: 2031-08-21

Abstract

An esterification reaction batching kettle relates to the technical field of chemical devices and comprises a barrel body, wherein an upper port and a lower port of the barrel body are respectively and fixedly connected with an upper arc-shaped end cover and a lower arc-shaped end cover which are oppositely arranged, the upper surface of the lower arc-shaped end cover is fixedly connected with a conical flow guide body, a rotating shaft is rotatably arranged on the conical flow guide body, a bottom stirring blade is further surrounded on the rotating shaft, a liquid separating ring pipe is further coaxially and fixedly connected on the lower surface of the upper arc-shaped end cover, and a nozzle is surrounded on the lower surface of the liquid separating ring pipe; the stirred materials are easy to adhere to the inner wall of the stirring tank, so that the discharge of the materials is influenced, and the later cleaning difficulty is increased; and when liquid is filled in the stirring process, the liquid cannot be ensured to be fully contacted with the material, so that the material contacted with the liquid is easy to agglomerate, the material mixing time is prolonged, and the stirring efficiency is reduced.

Description

Esterification reaction batching cauldron

Technical Field

The utility model relates to the technical field of chemical devices, in particular to an esterification reaction batching kettle.

Background

In terms of chemical reactions, esterification reactions mainly include three types of reactions. One is ester exchange reaction, that is, two different esters are generated into new ester products through ester exchange reaction. Secondly, ester-alcohol exchange reaction. I.e. an ester is exchanged with an alcohol to form a new ester. And thirdly, alcohol acid esterification reaction, namely, reaction of an acid and an alcohol to generate ester and water. The first two reactions are the amount of input and the amount of output, and no other products are produced. The latter reaction produces an ester and water, which needs to be removed from the reaction. In the existing esterification reaction device, a reaction kettle is generally used for carrying out esterification reaction, the occupied area is large, the temperature rising speed is low, and the reaction time is long. It is also difficult to carry out a continuous reaction.

The prior art discloses a CN 205659609U's patent, this scheme including the batching cauldron body, by motor drive's (mixing) shaft, heat exchange coil pipe and steam coil pipe, the (mixing) shaft is located cauldron body middle part, and the top of the cauldron body is equipped with the feed inlet, and the below of the cauldron body is equipped with the discharge gate, and heat exchange coil pipe centers on the (mixing) shaft setting, and steam coil pipe is around the internal wall setting of cauldron, heat exchange coil pipe and steam coil pipe's pipeline diameter is the same, and steam coil pipe's coil pipe diameter is greater than heat exchange coil pipe's coil pipe diameter, and this scheme aim at provides a reasonable in design, simple structure, energy consumption low, efficient a batching cauldron and the continuous esterification reaction method for pipeline reaction equipment of esterification reaction.

However, the device gradually exposes the defects of the technology in production and use, and mainly shows the following aspects:

first, the device is subject to its stirring mode when reacting the stirring to the mixed material of difference for need react the stirring for a long time, occupied big operating time, reduced production efficiency.

Second, the device is to the material stirring back, and the material thing after the stirring is easily adhered to on the inner wall of agitator tank, has not only influenced the discharge of material thing to the clearance degree of difficulty in later stage has still been increaseed.

Thirdly, when the device is used for filling liquid in the stirring process, the liquid cannot be fully contacted with the material, so that the material contacted with the liquid is easy to agglomerate, the material mixing time is prolonged, and the stirring efficiency is reduced.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides an esterification reaction batching kettle, which is used for solving the problem that a device in the traditional technology is limited by a stirring mode, so that reaction stirring needs to be carried out for a long time, and large working time is occupied; the stirred materials are easy to adhere to the inner wall of the stirring tank, so that the discharge of the materials is influenced, and the later cleaning difficulty is increased; and when liquid is filled in the stirring process, the liquid cannot be ensured to be fully contacted with the material, so that the material contacted with the liquid is easy to agglomerate, the material mixing time is prolonged, and the stirring efficiency is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an esterification reaction batching cauldron, includes the barrel, the last port of barrel and lower port difference rigid coupling have last arc end cover and lower arc end cover of relative setting, the upper surface rigid coupling of arc end cover has the toper baffle down, set up on the toper baffle and rotate and install the pivot, the pivot is still enclosed and is equipped with bottom stirring vane, the last rigid coupling that goes back of bottom stirring vane has the side stirring vane of vertical setting, the vertical rigid coupling of last arc end cover has the intercommunication the compounding section of thick bamboo of barrel, auger blade is installed to compounding section of thick bamboo internal rotation, the lower surface of going up arc end cover still coaxial rigid coupling has the ring canal to divide liquid, divide the lower surface of liquid ring canal to enclose and be equipped with the nozzle.

As an optimized scheme, a plurality of feeding cylinders communicated with the inner cavities of the mixing cylinders are fixedly arranged on the peripheral wall of the mixing cylinder in a surrounding manner.

As an optimized scheme, the lower arc-shaped end cover is further fixedly connected with a material discharging cylinder, and the material discharging cylinder is positioned on the edge of the lower end part of the conical flow guide body.

As an optimized scheme, the bottom stirring blade is an arc-shaped blade, and the lower surface of the arc-shaped blade is in friction contact with the upper surface of the lower arc-shaped end cover.

As an optimized scheme, the inner end part of each bottom stirring blade is fixedly connected to the peripheral wall of the rotating shaft through a connecting rod which is obliquely arranged, and the side wall of the connecting rod is in friction contact with the side wall of the conical flow guide body.

As an optimized scheme, the side stirring blades comprise vertical rods, the lower end parts of the vertical rods are fixedly connected to the outer end parts of the bottom stirring blades, and the side walls of the vertical rods are in friction fit with the inner walls of the barrel.

As an optimized scheme, an end plate is fixedly connected with an upper port of the mixing barrel, a main shaft is rotatably mounted on the end plate, and the auger blade is fixedly connected to the main shaft in a surrounding manner.

As an optimized scheme, a first driving motor for driving the rotating shaft to rotate is fixedly connected to the lower surface of the lower arc-shaped end cover.

As an optimized scheme, a second driving motor for driving the spindle to rotate is fixedly connected to the upper surface of the end plate.

As an optimized scheme, the liquid separating ring pipe is further fixedly connected with a liquid inlet pipe communicated with the liquid separating ring pipe, and the liquid inlet pipe penetrates through the upper arc-shaped end cover and extends to the outside.

As an optimized scheme, an air pressurizing cylinder is further fixedly connected to the side wall of the cylinder body close to the upper end portion of the cylinder body.

Compared with the prior art, the utility model has the beneficial effects that:

the continuous stirring of the materials in the cylinder body is realized through the bottom stirring blade and the side stirring blades, the plurality of feeding cylinders are arranged through the mixing cylinder, and the auger blades are utilized to pre-mix various materials, so that the mixing uniformity of the materials is improved;

the material scraping device comprises a lower arc-shaped end cover, a material discharging barrel, a material scraping blade, a side stirring blade, a material scraping blade, a material scraping blade, a material scraping blade, a lower arc-scraping blade, a lower blade, and a lower arc-shaped end;

the nozzle is annularly arranged, so that the liquid is uniformly sprayed, the caking phenomenon is reduced, and the mixing efficiency of the liquid and the materials is ensured; the stirring efficiency is improved, the stirring time is shortened, and the production efficiency is improved; simple and convenient operation and control, easy large-scale manufacture and installation and wide application range.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural diagram of the present invention.

In the figure: 1-a cylinder body; 2-lower arc end shield; 3-upper arc end shield; 4-a conical flow conductor; 5-a rotating shaft; 6-bottom stirring blade; 7-side stirring blades; 8-discharging cylinder; 9-a first drive motor; 10-a second drive motor; 11-a mixing barrel; 12-auger blade; 13-a main shaft; 14-a feed cylinder; 15-liquid separating ring pipe; 16-a nozzle; 17-a liquid inlet pipe; 18-air pressurized cartridge.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1, esterification reaction batching kettle, including barrel 1, barrel 1's last port and lower port respectively the rigid coupling have relative setting go up arc end cover 3 and arc end cover 2 down, the upper surface rigid coupling of arc end cover 2 has toper baffle 4 down, set up on the toper baffle 4 and rotate and install pivot 5, pivot 5 still encloses and is equipped with bottom stirring vane 6, still the rigid coupling has vertical setting's side stirring vane 7 on the bottom stirring vane 6, the vertical rigid coupling of last arc end cover 3 has the mixing barrel 11 of intercommunication barrel 1, auger blade 12 is installed to mixing barrel 11 internal rotation, the lower surface of going up arc end cover 3 still coaxial rigid coupling has branch liquid ring pipe 15, divide the lower surface of liquid ring pipe 15 to enclose and be equipped with nozzle 16.

The peripheral wall of the mixing cylinder 11 is surrounded and fixedly connected with a plurality of feeding cylinders 14 communicated with the inner cavity of the mixing cylinder.

The lower arc-shaped end cover 2 is also fixedly connected with a material discharge cylinder 8, and the material discharge cylinder 8 is positioned on the edge of the lower end part of the conical flow guide body 4.

The bottom stirring blade 6 is an arc-shaped blade, and the lower surface of the arc-shaped blade is in friction and butt joint with the upper surface of the lower arc-shaped end cover 2.

The inner end part of each bottom stirring blade 6 is fixedly connected to the peripheral wall of the rotating shaft 5 through a connecting rod which is obliquely arranged, and the side wall of the connecting rod is in friction contact with the side wall of the conical flow guide body 4.

The side stirring blades 7 comprise vertical rods, the lower end parts of the vertical rods are fixedly connected to the outer end parts of the bottom stirring blades 6, and the side walls of the vertical rods are in friction fit with the inner wall of the barrel 1.

An end plate is fixedly connected to the upper port of the mixing barrel 11, a main shaft 13 is rotatably mounted on the end plate, and the auger blade 12 is surrounded and fixedly connected to the main shaft 13.

The lower surface of the lower arc-shaped end shield 2 is fixedly connected with a first driving motor 9 for driving the rotating shaft 5 to rotate.

A second driving motor 10 for driving the main shaft 13 to rotate is fixedly connected to the upper surface of the end plate.

The liquid-separating ring pipe 15 is also fixedly connected with a liquid inlet pipe 17 communicated with the liquid-separating ring pipe, and the liquid inlet pipe 17 penetrates through the upper arc-shaped end cover 3 and extends to the outside.

An air pressurizing cylinder 18 is also fixedly connected to the side wall of the cylinder body 1 close to the upper end part thereof.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. An esterification reaction batching cauldron which characterized in that: including barrel (1), the last port of barrel (1) and lower port rigid coupling respectively have last arc end cover (3) and lower arc end cover (2) of relative setting, the upper surface rigid coupling of arc end cover (2) has toper baffle (4) down, it rotates and installs pivot (5) to set up on toper baffle (4), pivot (5) still enclose and are equipped with bottom stirring vane (6), still the rigid coupling has side stirring vane (7) of vertical setting on bottom stirring vane (6), it has the intercommunication to go up the vertical rigid coupling of arc end cover (3) the mixing cylinder (11) of barrel (1), auger blade (12) are installed to mixing cylinder (11) internal rotation, the lower surface of going up arc end cover (3) still coaxial rigid coupling has branch liquid ring canal (15), the lower surface of branch liquid ring canal (15) encloses and is equipped with nozzle (16).

2. An esterification reaction batch kettle according to claim 1, wherein: and a plurality of feeding cylinders (14) communicated with the inner cavity of the mixing cylinder (11) are fixedly arranged on the peripheral wall of the mixing cylinder in a surrounding manner.

3. An esterification reaction batch kettle according to claim 1, wherein: the lower arc-shaped end cover (2) is further fixedly connected with a material discharge cylinder (8), and the material discharge cylinder (8) is positioned on the edge of the lower end part of the conical flow guide body (4).

4. An esterification reaction batch kettle according to claim 1, wherein: the bottom stirring blade (6) is an arc-shaped blade, and the lower surface of the arc-shaped blade is in friction fit with the upper surface of the lower arc-shaped end cover (2).

5. An esterification reaction batch kettle according to claim 1, wherein: the inner end part of each bottom stirring blade (6) is fixedly connected to the peripheral wall of the rotating shaft (5) through a connecting rod which is obliquely arranged, and the side wall of the connecting rod is in friction butt with the side wall of the conical flow guide body (4).

6. An esterification reaction batch kettle according to claim 1, wherein: the side stirring blades (7) comprise vertical rods, the lower end parts of the vertical rods are fixedly connected to the outer end parts of the bottom stirring blades (6), and the side walls of the vertical rods are in friction fit with the inner walls of the barrel body (1).

7. An esterification reaction batch kettle according to claim 1, wherein: the upper port rigid coupling of compounding section of thick bamboo (11) has the end plate, rotate on the end plate and install main shaft (13), auger blade (12) enclose establish the rigid coupling in on main shaft (13).

8. An esterification reaction batch kettle according to claim 7, wherein: the lower surface of arc end shield (2) is gone up the rigid coupling and is had the drive pivot (5) pivoted first driving motor (9), the rigid coupling has the drive on the upper surface of end plate main shaft (13) pivoted second driving motor (10).

9. An esterification reaction batch kettle according to claim 1, wherein: the liquid separating ring pipe (15) is also fixedly connected with a liquid inlet pipe (17) communicated with the liquid separating ring pipe, and the liquid inlet pipe (17) penetrates through the upper arc-shaped end cover (3) and extends to the outside.

10. An esterification reaction batch kettle according to claim 1, wherein: an air pressurizing cylinder (18) is further fixedly connected to the side wall of the cylinder body (1) close to the upper end portion of the cylinder body.