CN215842955U

CN215842955U - Polymerization reactor for preparing adsorbent through PEI (polyetherimide) crosslinking reaction

Info

Publication number: CN215842955U
Application number: CN202121545068.XU
Authority: CN
Inventors: 宋娟
Original assignee: Taizhou University
Current assignee: Taizhou University
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-02-18
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a polymerization reaction kettle for preparing an adsorbent through PEI (polyetherimide) crosslinking reaction, which comprises a reaction kettle body, wherein a reciprocating mechanism is arranged on the reaction kettle body, a cleaning mechanism is arranged on the reciprocating mechanism, a stirring shaft is arranged on the reciprocating mechanism, and a plurality of stirring blades are fixedly arranged on the stirring shaft; the reciprocating mechanism comprises a motor, a support frame, a driving disc, an inserted bar, a fixing frame, a support block, a toothed plate, a driven gear and a driving shaft, the support frame is fixedly arranged at the upper end of the reaction kettle body, the motor is fixedly arranged at the upper end of the support frame, the output end of the motor movably penetrates through the support frame and is fixedly connected with the upper surface of the driving disc, the inserted bar is fixedly arranged at the lower surface of the driving disc, the toothed plate is slidably arranged at the upper end of the reaction kettle body, and one end of the fixing frame is fixedly arranged at the upper end of the toothed plate; the stirring shaft can be driven to rotate positively and negatively, so that the medium can react more fully, and the reaction period is shortened.

Description

Polymerization reactor for preparing adsorbent through PEI (polyetherimide) crosslinking reaction

Technical Field

The utility model relates to the technical field of adsorbent preparation through PEI (polyetherimide) crosslinking reaction, in particular to a polymerization reaction kettle for preparing an adsorbent through PEI crosslinking reaction.

Background

Polymerization is a chemical reaction that reacts small molecules into a polymer. Then, various materials can be produced by polymerization, and these polymer materials are widely used in various fields of national economy. Common polymer materials are represented by plastics, synthetic fibers and synthetic rubbers, and these three materials are collectively called three major synthetic materials. In the process of obtaining the polymer, no matter which process route is selected, a polymerization reaction kettle is required to be used, the rotation of the stirring paddle forms the integral flow of internal fluid, the stirring process of the stirring paddle can influence the final result, but the existing stirring mechanism is mostly one-way stirring, the stirring is easily uneven due to the fact that the medium viscosity is large, the reaction period of the medium is increased, the production efficiency is reduced, after the equipment is used, a large amount of medium can be attached to the inner side wall of the reaction kettle, the reaction kettle is difficult to clean up through manual cleaning, and therefore the polymerization reaction kettle for preparing the adsorbent through PEI crosslinking reaction is provided for solving the problems.

Disclosure of Invention

The utility model aims to provide a polymerization reaction kettle for preparing an adsorbent through a PEI crosslinking reaction, so as to solve the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme: a polymerization reaction kettle for preparing an adsorbent through a PEI (polyetherimide) crosslinking reaction comprises a reaction kettle body, wherein a reciprocating mechanism is arranged on the reaction kettle body, a cleaning mechanism is arranged on the reciprocating mechanism, a stirring shaft is arranged on the reciprocating mechanism, and a plurality of stirring blades are fixedly arranged on the stirring shaft;

the reciprocating mechanism comprises a motor, a support frame, a driving disc, an inserted bar, a fixed frame, a support block, a toothed plate, a driven gear and a driving shaft, wherein the support frame is fixedly arranged at the upper end of the reaction kettle body, the motor is fixedly arranged at the upper end of the support frame, the output end of the motor movably penetrates through the support frame and is fixedly connected with the upper surface of the driving disc, the inserted bar is fixedly arranged at the lower surface of the driving disc, the toothed plate is slidably arranged at the upper end of the reaction kettle body, one end of the fixed frame is fixedly arranged at the upper end of the toothed plate, the other end of the fixed frame is fixedly connected with the support block, the middle of the fixed frame is designed into a hollow structure, the lower end of the support block is slidably arranged at the upper end of the reaction kettle body, the inserted bar is movably matched inside the fixed frame, the driving shaft is rotatably arranged on the reaction kettle body, and the driven gear is fixedly sleeved on the surface of the driving shaft, the toothed plate is meshed with the driven gear, and the driving shaft penetrates through the reaction kettle body and is fixedly connected with the upper end of the stirring shaft.

Preferably, the upper end of the reaction kettle body is provided with a sliding groove, and the lower end of the supporting block is clamped inside the sliding groove in a sliding manner.

Preferably, the lower end of the stirring shaft is rotatably installed in the reaction kettle body, and the stirring blades are distributed on two sides of the stirring shaft in an array manner.

Preferably, clean mechanism includes first synchronizing wheel, second synchronizing wheel, hold-in range, lead screw, fixed block and clean ring, first synchronizing wheel is fixed to be cup jointed at the output of motor, and is a set of the lead screw rotates to be installed on the reation kettle body, and is a set of second synchronizing wheel is fixed mounting respectively in the upper end of a set of lead screw, first synchronizing wheel and second synchronizing wheel pass through the hold-in range and connect, and are a set of the fixed block is respectively the screw thread cup joint on the surface of a set of lead screw, clean ring and a set of fixed block fixed connection.

Preferably, a set of the lower extreme of lead screw rotates and installs the inside bottom at the reation kettle body, and a set of lead screw is the symmetric distribution.

Preferably, the feed inlet has been seted up to the upper end of reation kettle body, reation kettle body lower extreme is equipped with the delivery pipe, the lower extreme fixed mounting of reation kettle body has a set of supporting leg.

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

1. the motor can drive the driving disc to rotate so as to drive the inserted rod to rotate, the fixing frame can be driven to move along with the rotation of the inserted rod, so that the toothed plate is driven to slide along the upper end of the reaction kettle body, the driven gear is driven to rotate through the toothed plate, the driven gear can drive the driving shaft to rotate together, the fixing frame can be driven to move back after the driving disc rotates by one hundred eighty degrees, so that the stirring shaft is driven to rotate positively and negatively, so that a medium is stirred through the stirring blades, the stirring shaft can be driven to rotate positively and negatively through the mutual matching of the driving disc and the fixing frame, the medium can be more fully reacted, the reaction period is shortened, and the working efficiency is improved;

2. the motor rotates and can drive first synchronizing wheel and rotate, it rotates to drive a set of second synchronizing wheel through the hold-in range, it rotates to drive a set of lead screw with this, along with the rotation of lead screw, the fixed block can move down along the lead screw, with this clean ring downstream that drives, clear up the inside wall of reation kettle body, move the bottom of reation kettle body inside wall until clean ring, it removes to drive clean ring through the lead screw, can clear up reation kettle body inside, it is more thorough for artifical clearance.

Drawings

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

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

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic view of the structure of the stirring shaft of the present invention;

FIG. 4 is a schematic view of the motor structure of the present invention;

FIG. 5 is a schematic view of the driving disk structure of the present invention;

FIG. 6 is a schematic view of a lead screw structure according to the present invention;

in the figure: 1. a reaction kettle body; 11. supporting legs; 12. a discharge pipe; 13. a stirring shaft; 14. stirring blades; 2. a reciprocating mechanism; 21. a motor; 22. a support frame; 23. a drive disk; 24. inserting a rod; 25. a fixing frame; 26. a support block; 27. a toothed plate; 28. a driven gear; 29. a drive shaft; 3. a cleaning mechanism; 31. a first synchronizing wheel; 32. a second synchronizing wheel; 33. a synchronous belt; 34. a screw rod; 35. a fixed block; 36. the ring is cleaned.

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.

Example (b): as shown in fig. 1-6, the utility model provides a polymerization reactor for preparing an adsorbent by PEI crosslinking reaction, which comprises a reactor body 1, wherein a reciprocating mechanism 2 is arranged on the reactor body 1, a cleaning mechanism 3 is arranged on the reciprocating mechanism 2, a stirring shaft 13 is arranged on the reciprocating mechanism 2, and a plurality of stirring blades 14 are fixedly arranged on the stirring shaft 13;

the reciprocating mechanism 2 comprises a motor 21, a support frame 22, a driving disc 23, an inserted link 24, a fixed frame 25, a support block 26, a toothed plate 27, a driven gear 28 and a driving shaft 29, wherein the support frame 22 is fixedly installed at the upper end of the reaction kettle body 1, the motor 21 is fixedly installed at the upper end of the support frame 22, the output end of the motor 21 movably penetrates through the support frame 22 and is fixedly connected with the upper surface of the driving disc 23, the inserted link 24 is fixedly installed at the lower surface of the driving disc 23, the toothed plate 27 is slidably installed at the upper end of the reaction kettle body 1, one end of the fixed frame 25 is fixedly installed at the upper end of the toothed plate 27, the other end of the fixed frame 25 is fixedly connected with the support block 26, the middle of the fixed frame 25 is designed to be of a hollow structure, the lower end of the support block 26 is slidably installed at the upper end of the reaction kettle body 1, and the inserted link 24 is movably matched inside the fixed frame 25, drive shaft 29 rotates and installs on reation kettle body 1, driven gear 28 is fixed cup joints the surface at drive shaft 29, pinion rack 27 and driven gear 28 meshing are connected, drive shaft 29 run through reation kettle body 1 and with the upper end fixed connection of (mixing) shaft 13, motor 21 can drive disc 23 and rotate, drive inserted bar 24 with this and rotate, along with inserted bar 24 rotates and can drive fixed frame 25 and rotate, thereby it slides along reation kettle body 1's upper end to drive pinion rack 27, drive driven gear 28 through pinion rack 27 and drive the rotation, driven gear 28 can drive shaft 29 and rotate together, thereby drive (mixing) shaft 13 and rotate, after drive disc 23 rotation one hundred eighty degrees, can drive fixed frame 25 and move back, carry out positive and negative rotation with this drive (mixing) shaft 13, stir the medium through stirring leaf 14.

Further, the upper end of the reaction kettle body 1 is provided with a sliding groove, the lower end of the supporting block 26 is slidably clamped inside the sliding groove, and the fixing frame 25 is convenient to move through the matching of the supporting block 26 and the sliding groove.

Further, the lower end of the stirring shaft 13 is rotatably installed in the reaction kettle body 1, and the stirring blades 14 are distributed on two sides of the stirring shaft 13 in an array manner and can stir the medium through the stirring blades 14.

Further, the cleaning mechanism 3 includes a first synchronizing wheel 31, a second synchronizing wheel 32, a synchronizing belt 33, a screw rod 34, a fixing block 35 and a cleaning ring 36, the first synchronizing wheel 31 is fixedly sleeved on an output end of the motor 21, a group of screw rods 34 is rotatably installed on the reaction kettle body 1, a group of second synchronizing wheels 32 is respectively fixedly installed on upper ends of a group of screw rods 34, the first synchronizing wheel 31 and the second synchronizing wheel 32 are connected through the synchronizing belt 33, a group of fixing blocks 35 are respectively sleeved on surfaces of a group of screw rods 34 in a threaded manner, the cleaning ring 36 is fixedly connected with a group of fixing blocks 35, the motor 21 rotates to drive the first synchronizing wheel 31 to rotate, the group of second synchronizing wheels 32 is driven to rotate through the synchronizing belt 33 to drive the group of screw rods 34 to rotate, the fixing blocks 35 move downwards along with the screw rods 34 to drive the cleaning ring 36 to move downwards, the inside wall of reation kettle body 1 is cleared up, moves the bottom to reation kettle body 1 inside wall up to clean ring 36, then starter motor 21 reversal, drives clean ring 36 and gets back to the primary importance.

Further, the lower end of a set of lead screw 34 is rotatably installed at the inside bottom of reation kettle body 1, and a set of lead screw 34 is the symmetric distribution.

Further, the feed inlet has been seted up to the upper end of reation kettle body 1, 1 lower extreme of reation kettle body is equipped with delivery pipe 12, and the medium after the convenient will reacting is discharged, the lower extreme fixed mounting of reation kettle body 1 has a set of supporting leg 11.

The working principle is as follows: when the synchronous belt type stirring device is used, a medium is poured into the reaction kettle body 1 from a feeding hole in the upper end of the reaction kettle body 1, then the synchronous belt 33 is disassembled, the motor 21 is started, the motor 21 drives the driving disc 23 to rotate, the inserted rod 24 is driven to rotate, the fixing frame 25 is driven to move along with the rotation of the inserted rod 24, the toothed plate 27 is driven to slide along the upper end of the reaction kettle body 1, the driven gear 28 is driven to rotate through the toothed plate 27, the driving shaft 29 is driven to rotate together with the driven gear 28, the fixing frame 25 is driven to move back after the driving disc 23 rotates by one hundred eighty degrees, the stirring shaft 13 is driven to rotate positively and negatively, the medium is stirred through the stirring blades 14, and after the stirring is finished, the medium is discharged from the discharge pipe 12;

then install the hold-in range 33, pour into cleaning water from the feed inlet again, then start motor 21, motor 21 rotates and can drive first synchronizing wheel 31 and rotate, drive a set of second synchronizing wheel 32 through hold-in range 33 and rotate, drive a set of lead screw 34 with this and rotate, along with the rotation of lead screw 34, fixed block 35 can move down along lead screw 34, drive cleaning ring 36 with this and move down, clear up the inside wall of reation kettle body 1, until cleaning ring 36 moves the bottom of reation kettle body 1 inside wall, the rotatory cleaning water that can drive of (mixing) shaft 13 simultaneously rotates, make the cleaning performance better, then start motor 21 reversal, drive cleaning ring 36 and get back to the primary importance, close motor 21, discharge waste water from delivery pipe 12 at last.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a PEI cross-linking reaction preparation polymerization cauldron for adsorbent, includes reation kettle body (1), its characterized in that: the reaction kettle comprises a reaction kettle body (1), and is characterized in that a reciprocating mechanism (2) is arranged on the reaction kettle body (1), a cleaning mechanism (3) is arranged on the reciprocating mechanism (2), a stirring shaft (13) is arranged on the reciprocating mechanism (2), and a plurality of stirring blades (14) are fixedly arranged on the stirring shaft (13);

the reciprocating mechanism (2) comprises a motor (21), a support frame (22), a driving disc (23), an inserted bar (24), a fixed frame (25), a supporting block (26), a toothed plate (27), a driven gear (28) and a driving shaft (29), wherein the support frame (22) is fixedly installed at the upper end of the reaction kettle body (1), the motor (21) is fixedly installed at the upper end of the support frame (22), the output end of the motor (21) movably penetrates through the support frame (22) and is fixedly connected with the upper surface of the driving disc (23), the inserted bar (24) is fixedly installed at the lower surface of the driving disc (23), the toothed plate (27) is slidably installed at the upper end of the reaction kettle body (1), one end of the fixed frame (25) is fixedly installed at the upper end of the toothed plate (27), the other end of the fixed frame (25) is fixedly connected with the supporting block (26), the middle of the fixed frame (25) is designed to be a hollow structure, the lower extreme slidable mounting of supporting shoe (26) is in the upper end of reation kettle body (1), inserted bar (24) clearance fit is in the inside of fixed frame (25), drive shaft (29) rotate and install on reation kettle body (1), driven gear (28) are fixed to be cup jointed on the surface of drive shaft (29), pinion rack (27) and driven gear (28) meshing are connected, drive shaft (29) run through reation kettle body (1) and with the upper end fixed connection of (mixing) shaft (13).

2. The polymerization kettle for preparing the adsorbent through the PEI crosslinking reaction as recited in claim 1, wherein the upper end of the reaction kettle body (1) is provided with a sliding groove, and the lower end of the supporting block (26) is slidably clamped inside the sliding groove.

3. The polymerization reactor for preparing the adsorbent by the PEI crosslinking reaction according to claim 1, wherein the lower end of the stirring shaft (13) is rotatably installed inside the reactor body (1), and a plurality of stirring blades (14) are arranged on both sides of the stirring shaft (13) in an array.

4. The polymerization reactor for preparing the adsorbent through the PEI crosslinking reaction as recited in claim 1, wherein the cleaning mechanism (3) comprises a first synchronizing wheel (31), a second synchronizing wheel (32), a synchronous belt (33), a screw rod (34), a fixed block (35) and a cleaning ring (36), the first synchronizing wheel (31) is fixedly sleeved at the output end of the motor (21), a set of the screw rod (34) is rotatably installed on the reactor body (1), a set of the second synchronizing wheel (32) is fixedly installed at the upper end of a set of the screw rod (34), the first synchronizing wheel (31) and the second synchronizing wheel (32) are connected through the synchronous belt (33), a set of the fixed block (35) is respectively sleeved on the surface of a set of the screw rod (34) in a threaded manner, and the cleaning ring (36) is fixedly connected with a set of the fixed block (35).

5. The polymerization reactor for preparing the adsorbent by the PEI crosslinking reaction as recited in claim 4, wherein the lower ends of a group of the lead screws (34) are rotatably installed at the inner bottom end of the reactor body (1), and the group of the lead screws (34) are symmetrically distributed.

6. The polymerization kettle for preparing the adsorbent through the PEI crosslinking reaction as recited in claim 1, wherein a feeding hole is formed at the upper end of the reaction kettle body (1), a discharging pipe (12) is formed at the lower end of the reaction kettle body (1), and a group of supporting legs (11) are fixedly arranged at the lower end of the reaction kettle body (1).