CN213434419U - High viscosity material continuous mixing reaction device - Google Patents

Abstract

The utility model discloses a high viscosity material continuous mixing reaction unit. The device comprises a horizontal reaction kettle, a feed inlet, a discharge outlet, a cylinder jacket covering the outer side of the horizontal reaction kettle, a stirring assembly arranged in the horizontal reaction kettle and a motor for driving the stirring assembly; the stirring assembly comprises a stirring shaft connected with the motor and a stirring blade connected with the stirring shaft through a connecting piece, and the stirring blade is obliquely arranged relative to the stirring shaft. Through the mode, the utility model can utilize the obliquely arranged stirring blades to carry out convection stirring on high-viscosity materials in the rotating process along with the stirring shaft, so as to promote the sufficient mixing of the high-viscosity materials and meet the requirement of continuous mixing reaction of the high-viscosity materials; the device has the advantages of simple structure, easy operation, strong controllability, capability of meeting the requirements of industrial production and application, and higher application value.

Description

High viscosity material continuous mixing reaction device

Technical Field

The utility model relates to a high viscosity material mixing reaction technical field especially relates to a high viscosity material continuous mixing reaction device.

Background

The mixing reaction of high viscosity material is one important reaction in chemical production process, and relates to the production of various industrial products, such as plastic, rubber, paint, synthetic fiber, cosmetics, etc. In the mixing reaction process of the high-viscosity materials, the high-efficiency uniform mixing of the high-viscosity materials is promoted, the reaction is continuously carried out, and the method has important significance for improving the product quality and the production efficiency.

At present, various reactions in the chemical production process are generally carried out in a reaction kettle. However, the traditional reaction kettle has a single structure, and when the reaction kettle is used for mixing high-viscosity materials, the high-viscosity materials have high viscosity and poor flowability, so that the problems of insufficient uniform mixing of the materials, low stirring efficiency and the like are often caused, and the product quality and the production efficiency are influenced. Meanwhile, in the mixing reaction process of high-viscosity materials, part of raw materials are adhered to the inner wall of the reaction kettle, so that the raw materials are lost, and the reaction is influenced. Therefore, there is a need for improvement of the conventional reaction kettle to make it suitable for mixing reaction of high viscosity materials.

The patent with publication number CN209901270U provides a double-shaft self-cleaning reaction kettle for high-viscosity materials, which is characterized in that three gears meshed with each other are arranged, so that the rotating directions of two third gears at the top end of a shell of the reaction kettle are opposite, the moving directions of stirring blades on two first connecting pipes are opposite, and the stirring and mixing of the high-viscosity materials are realized; and pumping water from the water tank for self-cleaning the inner wall of the reaction kettle shell. However, the device can only mix high-viscosity materials, cannot control the temperature in the reaction process, and has certain limitation in practical application; meanwhile, the self-cleaning of the device needs to be carried out after the reaction is finished, and the adhered materials cannot be treated in the reaction process, so that the continuous reaction is influenced; the complex overall structure of the device also restricts the production and application of the device to a certain extent.

In view of the above, there is still a need to provide a continuous mixing reactor for high viscosity materials, which solves the above problems.

SUMMERY OF THE UTILITY MODEL

To the defect that above-mentioned prior art exists, the utility model aims to provide a high viscosity material continuous mixing reaction unit. Through the arrangement of the stirring blades inclined to the stirring shaft, the stirring blades can carry out convection stirring on high-viscosity materials in the process of rotating along with the stirring shaft, so that the high-viscosity materials are promoted to be fully mixed; and the sectional jacket is arranged on the outer side of the reaction kettle, so that the sectional control of the reaction temperature is realized, and the continuous operation of the mixing reaction of the high-viscosity materials is facilitated.

In order to achieve the purpose, the utility model provides a high-viscosity material continuous mixing reaction device, which comprises a horizontal reaction kettle, a feed inlet, a discharge outlet, a barrel jacket covering the outer side of the horizontal reaction kettle, a stirring assembly arranged in the horizontal reaction kettle and a motor for driving the stirring assembly; the stirring assembly comprises a stirring shaft connected with the motor and a stirring blade connected with the stirring shaft through a connecting piece, and the stirring blade is obliquely arranged relative to the stirring shaft.

Further, the motor is arranged in the middle of the outer side wall of the horizontal reaction kettle in the length direction; the driving end of the motor is connected with one end of the stirring shaft, and the other end of the stirring shaft extends into the horizontal reaction kettle.

Furthermore, the cylinder jacket is a sectional jacket and comprises a plurality of heating jackets arranged at intervals along the length direction of the horizontal reaction kettle and heat-insulating jackets (25) arranged between the adjacent heating jackets.

Furthermore, a heating inner cavity is arranged in the heating jacket, and a heating medium inlet and a heating medium outlet which are connected with the temperature control device are arranged in the heating inner cavity; and the heat-insulating jacket (25) is filled with heat-insulating materials.

Further, the connecting piece is obliquely arranged on the stirring shaft and is vertical to the stirring blade arranged at the end part of the connecting piece.

Furthermore, the number of the stirring blades is a plurality, and the inclination angle of each stirring blade relative to the stirring shaft is equal.

Furthermore, a plurality of groups of scraping hooks corresponding to the stirring blades are arranged inside the barrel of the horizontal reaction kettle; every group scrapes the hook and comprises two relative scraping hooks that set up, leave the confession between the relative scraping hook that sets up stirring vane passes through the space.

Further, the inclination angle of the stirring blade relative to the stirring shaft is 10-20 degrees.

Furthermore, the feed inlet is arranged at one end, close to the motor, of the top of the horizontal reaction kettle and penetrates through the barrel jacket.

Further, the discharge hole is formed in one end, far away from the motor, of the bottom of the horizontal reaction kettle and penetrates through the cylinder jacket.

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

1. the utility model provides an among the high viscosity material continuous mixing reaction unit, stirring vane sets up for the (mixing) shaft slope for the connecting piece of connecting stirring vane and (mixing) shaft also inclines in the (mixing) shaft setting, and such mode can make stirring vane and connecting piece carry out the convection current stirring to high viscosity material along with the rotatory in-process of (mixing) shaft. Compared with the traditional stirring mode, the utility model discloses the well slope sets up the convection current stirring that stirring vane brought and not only intensity is higher, can promote the intensive mixing of high viscosity material, still has higher heat transfer efficiency, can improve the homogeneity of being heated of high viscosity material in reaction process, promotes the high efficiency of reaction and goes on.

2. The utility model provides an among the high viscosity material continuous mixing reaction unit, the barrel clamp cover of locating the horizontal reation kettle outside can set up to the sectional type presss from both sides the cover to utilize temperature control device to control the heating temperature in each section heating clamp cover, can realize the segment control to reaction temperature, be favorable to going on in succession of high viscosity material mixing reaction, and improve reaction efficiency and the product quality who makes, in order to satisfy practical application's demand.

3. The utility model discloses an one end that is close to the motor at horizontal reation kettle top sets up the feed inlet, and the one end of keeping away from the motor bottom horizontal reation kettle sets up the discharge gate, can make the material added by the feed inlet physically extrude under the effect of connecting piece and stirring vane that the slope set up, need not additionally set up the unloader and can make the material after the reaction export by the discharge gate, make device overall structure simpler, and easy to use.

4. The utility model discloses a scraping hook that corresponds with stirring vane is inside to be set up at horizontal reation kettle's barrel, can make stirring vane in rotatory in-process constantly scrape the hook to strike off the high viscosity material that adheres to on stirring vane, avoided high viscosity material to pile up in a large number on stirring vane to the influence of stirring effect and reaction degree, guaranteed that stirring mixing process's high efficiency goes on, and promoted the abundant reaction of high viscosity material.

5. The high-viscosity material continuous mixing reaction device provided by the utility model is suitable for the continuous mixing reaction of high-viscosity materials, and can uniformly mix and fully react the high-viscosity materials; the device has the advantages of simple structure, easy operation, strong controllability, capability of meeting the requirements of industrial production and application, and higher application value.

Drawings

FIG. 1 is a schematic structural diagram of a continuous mixing reactor for high viscosity materials provided by the present invention;

the parts in the drawings are numbered as follows: 1. a horizontal reaction kettle; 11. a feed inlet; 12. a discharge port; 2. a cylinder jacket; 21. a first heating jacket; 211. a first heating medium inlet; 212. a first heating medium outlet; 22. a second heating jacket; 221. a second heating medium inlet; 222. a second heating medium outlet; 23. a third heating jacket; 231. a third heating medium inlet; 232. a third heating medium outlet; 24. a fourth heating jacket; 241. a fourth heating medium inlet; 242. a fourth heating medium outlet; 25. a heat-preserving jacket; 3. a motor; 4. a stirring shaft; 5. a connecting member; 6. a stirring blade; 7. and (5) scraping the hook.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly. 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.

As shown in fig. 1, the utility model provides a high viscosity material continuous mixing reaction device, locate including horizontal reation kettle 1, cover the barrel in the horizontal reation kettle 1 outside presss from both sides cover 2, locates stirring subassembly in the horizontal reation kettle 1 and locating the motor 3 at horizontal reation kettle 1 length direction's lateral wall middle part. The motor 3 is used for driving the stirring assembly to rotate in the horizontal reaction kettle 1, and plays a role in promoting uniform mixing of materials.

The stirring assembly comprises a stirring shaft 4 connected with the motor 3 and a stirring blade 6 connected with the stirring shaft 4 through a connecting piece 5.

One end of the stirring shaft 4 is connected with the driving end of the motor 3, and the other end of the stirring shaft extends into the horizontal reaction kettle 1 and contacts with the inner wall of the horizontal reaction kettle 1, so that the stirring shaft 4 is positioned in the middle of the horizontal reaction kettle 1 and is parallel to the length direction of the horizontal reaction kettle 1. Under the drive of the motor 3, the stirring shaft 4 rotates around the axis thereof and drives the connecting piece 5 and the stirring blades 6 to rotate around the axis, so that the high-viscosity materials are stirred.

The connecting piece 5 is of a rod-shaped structure, one end of the connecting piece is fixed on the stirring shaft 4, the other end of the connecting piece is connected with the middle part of the stirring blade 6, the connecting piece not only can play a role in connecting the stirring shaft 4 with the stirring blade 6, but also can play a role in promoting the mixing of high-viscosity materials as the stirring rod. Meanwhile, the connecting piece 5 is obliquely arranged on the stirring shaft 4, and the stirring blade 6 arranged at the end part of the connecting piece 5 is perpendicular to the connecting piece, so that the stirring blade 6 is in an oblique state relative to the stirring shaft. Such a mode of setting up can make stirring vane 6 and connecting piece 5 carry out the convection current stirring to high viscosity material at the in-process rotatory along with (mixing) shaft 4 to can promote the intensive mixing of high viscosity material, and make high viscosity material be heated more evenly in the reaction process, promote the high efficiency of reaction and go on.

In one embodiment of the present invention, the inclination angle of the stirring blade 6 relative to the stirring shaft 4 is 15 °; the utility model discloses an in other embodiments, this inclination can adjust between 10 ~ 20, and stirring vane 6 that sets up in this inclination within range can reach better convection current stirring effect, is favorable to promoting high viscosity material intensive mixing and reaction.

In an embodiment of the present invention, the number of the connecting pieces 5 is 10, the connecting pieces are evenly distributed at two ends of the stirring shaft 4, adjacent connecting pieces 5 are parallel to each other, and the opposite connecting pieces 5 are on the same straight line; the end of each connecting piece is fixedly connected with a stirring blade 6 which is vertical to the connecting piece, and the inclination angle of each stirring blade 6 relative to the stirring shaft is equal. In other embodiments of the present invention, the number of the connecting members 5 can be adjusted according to actual conditions, so that the connecting members are evenly distributed inside the horizontal reaction kettle 1.

And a scraping hook 7 corresponding to the stirring blade 6 is also arranged in the barrel of the horizontal reaction kettle 1. Every stirring vane 6 is corresponding with two relative settings scrape hook 7, the relative setting scrape hook 7 and be located respectively stirring vane 6's both sides, and both sides scrape and leave the confession between the hook 7 stirring vane 6 passes through the space. When carrying out the continuous mixing reaction of high viscosity material, stirring vane 6 constantly scrapes the space between the hook 7 through two that correspond with it at rotatory in-process, makes the adhesion be in high viscosity material on stirring vane 6 is scraped when scraping hook 7, has avoided high viscosity material to pile up the influence to stirring effect and reaction degree on stirring vane 6 in a large number, has guaranteed that stirring mixing process's high efficiency goes on to the abundant reaction of high viscosity material has been promoted.

A feed inlet 11 penetrating through the cylinder jacket 2 is formed in one end, close to the motor 3, of the top of the horizontal reaction kettle 1; and a discharge hole 12 penetrating through the cylinder jacket 2 is formed in one end of the bottom of the horizontal reaction kettle 1, which is far away from the motor 3. The arrangement mode enables the materials added from the feeding hole 11 to be physically extruded under the action of the connecting piece 5 and the stirring blade 6 which are obliquely arranged, and the materials after reaction can be output from the discharging hole 12 without additionally arranging a blanking machine, so that the whole structure of the device is simpler and the device is easy to use.

In an embodiment of the present invention, the barrel jacket 2 is composed of four sections of heating jackets and three sections of heat-preserving jackets 25 disposed between adjacent heating jackets, and the arrangement is sequentially arranged along the length direction of the horizontal reaction kettle 1: a first heating jacket 21, a heat-insulating jacket 25, a second heating jacket 22, a heat-insulating jacket 25, a third heating jacket 23, a heat-insulating jacket 25, and a fourth heating jacket 24. And a heating cavity is arranged in each heating jacket, and a heating medium inlet and a heating medium outlet which are connected with the temperature control device are arranged in the heating cavity. The temperature control device comprises a heating pipe, a disc heat exchanger, an infusion pump and a PLC control system, wherein the heating pipe and the disc heat exchanger are respectively used for heating and cooling a heating medium, the infusion pump is used for conveying the heating medium, and the PLC control system is used for controlling the heating pipe, the disc heat exchanger and the infusion pump, so that the temperature is adjusted to a required range. A first heating medium inlet 211 is formed in one side of the bottom of the first heating jacket 21, and a first heating medium outlet 212 is correspondingly formed in the other side of the top of the first heating jacket; similarly, a second heating medium inlet 221 is formed at one side of the bottom of the second heating jacket 22, and a second heating medium outlet 222 is correspondingly formed at the other side of the top of the second heating jacket; a third heating medium inlet 231 is formed in one side of the bottom of the third heating jacket 23, and a third heating medium outlet 232 is correspondingly formed in the other side of the top of the third heating jacket; a fourth heating medium inlet 241 is formed at one side of the bottom of the fourth heating jacket 24, and a fourth heating medium outlet 242 is correspondingly formed at the other side of the top thereof. The heat insulation jacket 25 is filled with heat insulation material for insulating the horizontal reaction kettle 1, and the heating jackets with different temperatures are spaced apart, so that different heating sections in the horizontal reaction kettle 1 have different heating temperatures, and the temperatures of the heating sections cannot influence each other.

Because each section of the heating jacket in the cylinder jacket 2 is independent, different heating temperatures can be set for different heating jackets, so that the segmented control of the reaction temperature is realized, the continuous operation of the mixing reaction of high-viscosity materials is facilitated, and the reaction efficiency and the quality of the prepared product can be improved.

The utility model discloses an in other embodiments, the bobbin presss from both sides the segmentation condition that the cover was pressed from both sides in 2 to the heating and presss from both sides can set up according to the needs of actual reaction to satisfy practical application's demand.

The following explains the working principle of the high-viscosity material continuous mixing reaction device provided by the utility model:

use the utility model provides a during high viscosity material continuous mixing reaction unit, turn on motor 3 earlier, make motor drive (mixing) shaft 4 rotate around its axis to drive connecting piece 5 and stirring vane 6 and wind in horizontal reation kettle 1 the axis rotates. Then the temperature control device is adjusted to set the temperature required by each section in the cylinder jacket.

After the setting is finished, high-viscosity materials to be mixed and reacted are added from a feeding hole 11, and when the materials contact with the rotating stirring blade 6, the materials are fully mixed with the surrounding substances through the convection stirring effect of the materials; with the continuous addition of the high-viscosity raw materials, the residual space in the horizontal reaction kettle 1 is gradually reduced, the high-viscosity raw materials and reaction products thereof gradually move to the discharge port 12 under the action of the connecting piece 5 and the stirring blade 6, and are finally discharged from the discharge port 12, so that the continuous mixing reaction process of the high-viscosity materials is completed.

In the mixing reaction process, the reaction time can be regulated and controlled by regulating the rotating speed of the motor and the adding speed of the high-viscosity materials, so that the reaction can be controlled to be fully carried out.

Simultaneously, in above-mentioned mixed reaction process, the high viscosity material of adhesion on stirring vane 6 is scraped by scraping hook 7 when rotatory to scraping hook 7 position, has avoided high viscosity material to pile up the influence to stirring effect and reaction degree on stirring vane 6 in a large number, has guaranteed that stirring mixing process's high efficiency goes on to the abundant reaction of high viscosity material has been promoted.

To sum up, the utility model discloses a high viscosity material continuous mixing reaction unit. The device comprises a horizontal reaction kettle, a feed inlet, a discharge outlet, a cylinder jacket covering the outer side of the horizontal reaction kettle, a stirring assembly arranged in the horizontal reaction kettle and a motor for driving the stirring assembly; the stirring assembly comprises a stirring shaft connected with the motor and a stirring blade connected with the stirring shaft through a connecting piece, and the stirring blade is obliquely arranged relative to the stirring shaft. Through the mode, the utility model can utilize the obliquely arranged stirring blades to carry out convection stirring on high-viscosity materials in the rotating process along with the stirring shaft, so as to promote the sufficient mixing of the high-viscosity materials and meet the requirement of continuous mixing reaction of the high-viscosity materials; the device has the advantages of simple structure, easy operation, strong controllability, capability of meeting the requirements of industrial production and application, and higher application value.

The above description is only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings of the utility model, or the direct or indirect application in other related technical fields, are included in the patent protection scope of the utility model.

Claims (9)

1. A high-viscosity material continuous mixing reaction device is characterized by comprising a horizontal reaction kettle (1), a feed inlet (11), a discharge outlet (12), a cylinder jacket (2) which covers the outer side of the horizontal reaction kettle (1), a stirring assembly arranged in the horizontal reaction kettle (1) and a motor (3) for driving the stirring assembly; the stirring assembly comprises a stirring shaft (4) connected with the motor (3) and a stirring blade (6) connected with the stirring shaft (4) through a connecting piece (5), and the stirring blade (6) is obliquely arranged relative to the stirring shaft (4); a plurality of groups of scraping hooks (7) corresponding to the stirring blades (6) are arranged in the barrel of the horizontal reaction kettle (1); every group scrapes hook (7) and comprises two relative scraping hook (7) that set up, what set up relatively leaves the confession between scraping hook (7) stirring vane (6) through the space.

2. The continuous mixing reactor for high viscosity material as set forth in claim 1, wherein: the motor (3) is arranged in the middle of the outer side wall of the horizontal reaction kettle (1) in the length direction; the driving end of the motor (3) is connected with one end of the stirring shaft (4), and the other end of the stirring shaft (4) extends into the horizontal reaction kettle (1).

3. The continuous mixing reactor for high viscosity material as set forth in claim 1, wherein: the barrel jacket (2) is a sectional jacket and comprises a plurality of heating jackets arranged at intervals along the length direction of the horizontal reaction kettle (1) and heat-insulating jackets (25) arranged between the adjacent heating jackets.

4. A continuous mixing reactor for high viscosity materials as claimed in claim 3, wherein: a heating inner cavity is arranged in the heating jacket, and a heating medium inlet and a heating medium outlet which are connected with a temperature control device are arranged in the heating inner cavity; and the heat-insulating jacket (25) is filled with heat-insulating materials.

5. The continuous mixing reactor for high viscosity material as set forth in claim 1, wherein: the connecting piece (5) is obliquely arranged on the stirring shaft (4) and is vertical to the stirring blade (6) arranged at the end part of the connecting piece (5).

6. The continuous mixing reactor for high viscosity material as set forth in claim 1, wherein: the number of the stirring blades (6) is a plurality, and the inclination angles of the stirring blades (6) relative to the stirring shaft (4) are equal.

7. The continuous mixing reactor for high viscosity material as set forth in claim 1, wherein: the inclination angle of the stirring blade (6) relative to the stirring shaft is 10-20 degrees.

8. The continuous mixing reactor for high viscosity material as set forth in claim 1, wherein: the feed inlet (11) is arranged at one end, close to the motor (3), of the top of the horizontal reaction kettle (1) and penetrates through the cylinder jacket (2).

9. The continuous mixing reactor for high viscosity material as set forth in claim 1, wherein: the discharge hole (12) is formed in one end, far away from the motor (3), of the bottom of the horizontal reaction kettle (1) and penetrates through the cylinder jacket (2).

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