CN216321427U

CN216321427U - Mixing device for preparing amphoteric polyacrylamide reinforcing agent by water dispersion polymerization

Info

Publication number: CN216321427U
Application number: CN202122561996.1U
Authority: CN
Inventors: 郭丽芳; 李陶伟
Original assignee: Nanjing Dingzhao New Material Technology Research And Development Co ltd
Current assignee: Nanjing Dingzhao New Material Technology Research And Development Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-04-19
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a mixing device for preparing amphoteric polyacrylamide reinforcing agent by water dispersion polymerization, which comprises a bottom plate and a mixing component; a bottom plate: the material feeding device comprises supporting legs, semicircular grooves are uniformly formed in the surfaces of the supporting legs, supporting rings are arranged on the top surfaces of the semicircular grooves, discharge pipes are symmetrically arranged on two sides of the bottom of each semicircular groove, a driving assembly is arranged on a bottom plate and comprises a supporting plate, a screw rod, a rack, a gear and a motor, and a feeding assembly is arranged on the top surfaces of the supporting rings; a mixing component: including well pipe, pivot, cylinder piece, curb plate and mixing plate, well pipe runs through the bottom side middle part of half slot, the pivot is rotated and is connected in the well pipe, the top of pivot is located to the cylinder piece, the both sides of cylinder piece are located to the curb plate symmetry, the bottom surface of curb plate is located to the mixing plate, and this mixing arrangement of aqueous dispersion polymerization preparation amphoteric polyacrylamide reinforcing agent can realize the flash mixed of raw materials to it is more even to mix, and the practicality is stronger.

Description

Mixing device for preparing amphoteric polyacrylamide reinforcing agent by water dispersion polymerization

Technical Field

The utility model relates to the technical field of preparation of amphoteric polyacrylamide reinforcing agents, in particular to a mixing device for preparing amphoteric polyacrylamide reinforcing agents through water dispersion polymerization.

Background

Amphoteric polyacrylamide generally refers to a water-soluble polymer containing two charge groups of positive and negative on a macromolecular chain link, the proportion of polyacrylamide and modified polymers thereof in a papermaking reinforcing agent is increased, the amphoteric polyacrylamide draws more and more attention of people, raw materials need to be uniformly mixed in the preparation process of amphoteric polyacrylamide, and the mixing efficiency of the existing mixing device for preparing partial amphoteric polyacrylamide is low, so that the consumed time is long; and poor homogeneity, for which we propose a mixing device for aqueous dispersion polymerization to prepare amphoteric polyacrylamide reinforcing agent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides a mixing device for preparing the amphoteric polyacrylamide reinforcing agent by water dispersion polymerization, can realize rapid mixing of raw materials, has more uniform mixing and stronger practicability, and can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a mixing device for preparing amphoteric polyacrylamide reinforcing agent by water dispersion polymerization comprises a bottom plate and a mixing component;

a bottom plate: the surface of the landing leg is uniformly provided with landing legs, the top of each landing leg is provided with a semicircular groove, the top surface of each semicircular groove is provided with a supporting ring, two sides of the bottom of each semicircular groove are symmetrically provided with discharge pipes, the bottom plate is provided with a driving assembly, and the top surface of each supporting ring is provided with a feeding assembly;

a mixing component: the device comprises a middle pipe, a rotating shaft, cylindrical blocks, side plates and a mixing plate, wherein the middle pipe penetrates through the middle part of the bottom side of a semicircular groove, the rotating shaft is rotatably connected in the middle pipe, the cylindrical blocks are arranged at the top end of the rotating shaft, the side plates are symmetrically arranged at two sides of the cylindrical blocks, and the mixing plate is arranged at the bottom surfaces of the side plates;

wherein: still include the PLC controller, the surface of bottom plate is located to the PLC controller, the input of PLC controller is connected with external power source's output electricity.

Further, the drive assembly comprises a support plate, a screw rod, a rack, a gear and a motor, the support plate is symmetrically arranged on the surface of the bottom plate, the screw rod is rotatably connected onto the support plate, the rack is in threaded connection with the screw rod through a threaded hole in the middle, the gear is fixedly sleeved at the bottom end of the rotating shaft and meshed with the rack, the motor is arranged on the surface of the bottom plate, an output shaft of the motor is fixedly connected with one end of the screw rod, and an input end of the motor is electrically connected with an output end of the PLC.

Further, the driving assembly further comprises a limiting plate and a guide rod, the limiting plate is arranged on the side face of the rack, the guide rod is arranged between the supporting plates on the two sides, the guide rod penetrates through the two sides of the limiting plate, the screw rod is driven to rotate forwards and backwards through forward and reverse rotation of the motor, reciprocating linear movement of the rack can be achieved under the action of the limiting plate and the guide rod, and the rack can be meshed with the gear to achieve forward and reverse rotation of the rotating shaft.

Further, the feeding subassembly includes support, circle frame and inlet pipe, the top surface of a ring is located to the support symmetry, the top of support is located to the circle frame, the inlet pipe locate with the top surface middle part of circle frame.

Further, the feeding assembly further comprises a bulk cone and a blanking pipe, the bottom surface middle part of the round frame is arranged on the bulk cone, the top end of the bulk cone corresponds to the middle of the feeding pipe, the blanking pipe is uniformly arranged on the bottom surface of the round frame, the blanking pipe is located between the inner wall of the round frame and the bulk cone, the feeding assembly can firstly fall on the bulk cone after various raw materials enter the round frame from the feeding pipe in sequence, and the raw materials are uniformly dispersed around along the conical surface of the bulk cone, so that the raw materials can be uniformly scattered in the semicircular groove through the blanking pipe, the mixing time is shortened, and the mixing efficiency is effectively improved.

Further, still include side bearer and striker plate, the top surface of braced ring is evenly located to the side bearer, the striker plate is the arc, and on the striker plate located the side bearer, the striker plate can avoid at the inside liquid spill of mixing stirring in-process.

Compared with the prior art, the utility model has the beneficial effects that: the mixing device for preparing the amphoteric polyacrylamide reinforcing agent by water dispersion polymerization has the following advantages:

1. the driving assembly of the mixing device for preparing the amphoteric polyacrylamide reinforcing agent by the water dispersion polymerization can drive the screw rod to rotate forwards and backwards by utilizing the forward and reverse rotation of the motor, can realize the reciprocating linear movement of the rack under the action of the limiting plate and the guide rod, can realize the forward and reverse rotation of the rotating shaft by meshing the rack with the gear, and can enable the raw materials to be mixed more uniformly by utilizing the forward and reverse rotation.

2. The mixing assembly of the mixing device for preparing the amphoteric polyacrylamide reinforcing agent by water dispersion polymerization can drive the cylindrical block to rotate by utilizing the positive and negative rotation of the rotating shaft, and then can drive the mixing plates on two sides to rotate in a reciprocating manner, so that the raw materials in the semi-circular groove can be stirred.

3. The feeding assembly of the mixing device for preparing the amphoteric polyacrylamide reinforcing agent through the water dispersion polymerization can firstly fall on the bulk cone after various raw materials are injected from the feeding pipe in sequence, and are uniformly dispersed around along the conical surface of the bulk cone, so that the raw materials can be uniformly scattered in the semicircular groove through the blanking pipe, and further, the mixing time can be shortened and the mixing efficiency can be effectively improved when the raw materials are mixed.

Drawings

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

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

In the figure: the device comprises a base plate 1, a PLC 11, legs 12, a semicircular groove 13, a support ring 14, a discharge pipe 15, a mixing component 2, a middle pipe 21, a rotating shaft 22, a cylindrical block 23, a side plate 24, a mixing plate 25, a driving component 3, a support plate 31, a lead screw 32, a rack 33, a gear 34, a motor 35, a limit plate 36, a guide rod 37, a feeding component 4, a support 41, a circular frame 42, a feeding pipe 43, a bulk cone 44, a blanking pipe 45, a side frame 5 and a baffle plate 51.

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.

Referring to fig. 1-2, the present embodiment provides a technical solution: a mixing device for preparing amphoteric polyacrylamide reinforcing agent by water dispersion polymerization comprises a base plate 1 and a mixing component 2;

bottom plate 1: the surface is evenly provided with supporting legs 12, the top of the supporting leg 12 is provided with a semicircular groove 13, the top surface of the semicircular groove 13 is provided with a support ring 14, the two sides of the bottom of the semicircular groove 13 are symmetrically provided with discharge pipes 15, the bottom plate 1 is provided with a driving component 3, the driving component 3 comprises a support plate 31, a screw rod 32, a rack 33, a gear 34 and a motor 35, the support plate 31 is symmetrically arranged on the surface of the bottom plate 1, the screw rod 32 is rotatably connected on the support plate 31, the rack 33 is in threaded connection on the screw rod 32 through a threaded hole in the middle part, the gear 34 is fixedly sleeved at the bottom end of a rotating shaft 22, the gear 34 is meshed with the rack 33, the motor 35 is arranged on the surface of the bottom plate 1, an output shaft of the motor 35 is fixedly connected with one end of the screw rod 32, the input end of the motor 35 is electrically connected with the output end of the PLC 11, the driving component 3 further comprises a limit plate 36 and a guide rod 37, the limit plate 36 is arranged on the side surface of the rack 33, the guide rod 37 is arranged between the support plates 31 on the two sides, the guide rods 37 penetrate through two sides of the limiting plate 36, the feeding assembly 4 is arranged on the top surface of the supporting ring 14, the feeding assembly 4 comprises a support 41, a circular frame 42 and a feeding pipe 43, the support 41 is symmetrically arranged on the top surface of the supporting ring 14, the circular frame 42 is arranged on the top of the support 41, the feeding pipe 43 is arranged in the middle of the top surface of the circular frame 42, the feeding assembly 4 further comprises a scattering cone 44 and a blanking pipe 45, the scattering cone 44 is arranged in the middle of the bottom surface of the circular frame 42, the top end of the scattering cone 44 corresponds to the middle of the feeding pipe 43, the blanking pipe 45 is uniformly arranged on the bottom surface of the circular frame 42, and the blanking pipe 45 is positioned between the inner wall of the circular frame 42 and the scattering cone 44;

the mixing component 2: the semi-circular groove type mixing device comprises a middle pipe 21, a rotating shaft 22, a cylindrical block 23, side plates 24 and a mixing plate 25, wherein the middle pipe 21 penetrates through the middle part of the bottom side of the semi-circular groove 13, the rotating shaft 22 is rotatably connected in the middle pipe 21, the cylindrical block 23 is arranged at the top end of the rotating shaft 22, the side plates 24 are symmetrically arranged on two sides of the cylindrical block 23, and the mixing plate 25 is arranged on the bottom surface of the side plates 24;

wherein: still include PLC controller 11, PLC controller 11 locates the surface of bottom plate 1, and PLC controller 11's input is connected with external power source's output electricity.

Wherein: the novel fender is characterized by further comprising a side frame 5 and a striker plate 51, wherein the side frame 5 is uniformly arranged on the top surface of the support ring 14, the striker plate 51 is arc-shaped, and the striker plate 51 is arranged on the side frame 5.

The forward and reverse rotation of the rotating shaft 22 can drive the mixing plates 25 on the two sides to rotate in a reciprocating manner, so that the raw materials in the semicircular groove 13 can be stirred.

The working principle of the mixing device for preparing the amphoteric polyacrylamide reinforcing agent by water dispersion polymerization provided by the utility model is as follows: firstly, various raw materials are injected from the feeding pipe 43 in sequence, firstly fall on the bulk cone 44 and are uniformly dispersed to the periphery along the conical surface of the bulk cone 44, namely, the raw materials can be uniformly scattered in the semicircular groove 13 through the blanking pipe 45, secondly, the screw rod 32 is driven to rotate forward and backward by the forward and backward rotation of the motor 35, under the action of the limiting plate 36 and the guide rod 37, the reciprocating linear movement of the rack 33 can be realized, the rack 33 can realize the forward and backward rotation of the rotating shaft 22 by being meshed with the gear 34, and then the mixing plates 25 on the two sides can be driven to rotate in a reciprocating manner, so that the raw materials in the semicircular groove 13 can be stirred.

It should be noted that, the specific model of the core chip of the PLC controller 11 disclosed in the above embodiments is siemens S7-300, the motor 35 may be freely configured according to the actual application scenario, and the motor 35 may be a servo motor. The PLC controller controls the operation of the motor 35 by a method commonly used in the art.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A mixing device for preparing amphoteric polyacrylamide reinforcing agent by water dispersion polymerization is characterized in that: comprises a bottom plate (1) and a mixing component (2);

base plate (1): the supporting legs (12) are uniformly arranged on the surfaces of the supporting legs (12), semicircular grooves (13) are formed in the tops of the supporting legs (12), supporting rings (14) are arranged on the top surfaces of the semicircular grooves (13), discharge pipes (15) are symmetrically arranged on two sides of the bottoms of the semicircular grooves (13), a driving assembly (3) is arranged on the bottom plate (1), and a feeding assembly (4) is arranged on the top surfaces of the supporting rings (14);

mixing assembly (2): the semi-circular groove type mixing device comprises a middle pipe (21), a rotating shaft (22), a cylindrical block (23), side plates (24) and a mixing plate (25), wherein the middle pipe (21) penetrates through the middle of the bottom side of a semi-circular groove (13), the rotating shaft (22) is rotatably connected into the middle pipe (21), the cylindrical block (23) is arranged at the top end of the rotating shaft (22), the side plates (24) are symmetrically arranged on two sides of the cylindrical block (23), and the mixing plate (25) is arranged on the bottom surface of the side plates (24);

wherein: still include PLC controller (11), the surface of bottom plate (1) is located in PLC controller (11), the input of PLC controller (11) is connected with external power source's output electricity.

2. The mixing device for preparing amphoteric polyacrylamide reinforcer by aqueous dispersion polymerization according to claim 1, wherein: drive assembly (3) include extension board (31), lead screw (32), rack (33), gear (34) and motor (35), the surface of bottom plate (1) is located to extension board (31) symmetry, lead screw (32) rotate to be connected on extension board (31), screw hole threaded connection at the middle part is passed through on lead screw (32) in rack (33), gear (34) are fixed to be cup jointed in the bottom of pivot (22), and gear (34) and rack (33) meshing, the surface of bottom plate (1) is located in motor (35), and the output shaft of motor (35) and the one end fixed connection of lead screw (32), the input of motor (35) is connected with the output electricity of PLC controller (11).

3. The mixing device for preparing amphoteric polyacrylamide reinforcer by aqueous dispersion polymerization according to claim 2, wherein: the driving assembly (3) further comprises a limiting plate (36) and a guide rod (37), the limiting plate (36) is arranged on the side face of the rack (33), the guide rod (37) is arranged between the support plates (31) on the two sides, and the guide rod (37) penetrates through the two sides of the limiting plate (36).

4. The mixing device for preparing amphoteric polyacrylamide reinforcer by aqueous dispersion polymerization according to claim 1, wherein: the feeding assembly (4) comprises a support (41), a round frame (42) and a feeding pipe (43), the support (41) is symmetrically arranged on the top surface of the support ring (14), the round frame (42) is arranged on the top of the support (41), and the feeding pipe (43) is arranged in the middle of the top surface of the round frame (42).

5. The mixing device for preparing amphoteric polyacrylamide reinforcer by aqueous dispersion polymerization as claimed in claim 4, wherein: the feeding assembly (4) further comprises a bulk material cone (44) and a blanking pipe (45), the bottom surface middle part of the round frame (42) is arranged on the bulk material cone (44), the top end of the bulk material cone (44) corresponds to the middle part of the feeding pipe (43), the bottom surface of the round frame (42) is uniformly arranged on the blanking pipe (45), and the blanking pipe (45) is located between the inner wall of the round frame (42) and the bulk material cone (44).

6. The mixing device for preparing amphoteric polyacrylamide reinforcer by aqueous dispersion polymerization according to claim 1, wherein: still include side bearer (5) and striker plate (51), the top surface of braced ring (14) is evenly located in side bearer (5), striker plate (51) are the arc, and striker plate (51) are located on side bearer (5).