CN210729443U - Stirring device for preparing high-molecular water-absorbent resin - Google Patents

Abstract

The utility model discloses a stirring device for preparing high-molecular water-absorbent resin, which comprises a shell, wherein a baffle is arranged in the shell, the baffle is annular, the baffle divides the inner space of the shell into a pneumatic stirring area, a collecting area and a settling area, the bottom of the pneumatic stirring area is provided with a stirring area air nozzle, the stirring area air nozzle arranged in the center of the bottom of the pneumatic stirring area is opened upwards and arranged in a matrix form, is arranged at the bottom of the pneumatic stirring area, is horizontally arranged around the stirring area air nozzle at the inner side of the baffle and points to the center of the pneumatic stirring area; a conical disc is arranged above the pneumatic stirring area, a material collecting area is arranged outside the baffle, and a screen is arranged at the upper part of the material collecting area; the upper parts of the material collecting area and the pneumatic stirring area are provided with a settling area. Pneumatic agitating unit realizes all being the slope structure to the particle diameter processing operation, conical disk, water conservancy diversion portion and the contact surface of screen cloth in the casing, further improves the yield of material particle diameter and intergranular uniform degree.

Description

Stirring device for preparing high-molecular water-absorbent resin

Technical Field

The utility model belongs to the agitated vessel field, specifically speaking are preparation polymer water-absorbent resin's agitating unit.

Background

In the preparation process of the high-molecular water-absorbent resin, the operation of the uniform degree of the particle size of the material is completed in a stirring state, and the material is usually stirred in a cooling state, so that the high-molecular water-absorbent resin can be prevented from still keeping a high water-absorbing effect when being made into a downstream product. In the process of treating the high-molecular water-absorbent resin, mechanical shearing force equipment is avoided as much as possible, otherwise, the water absorption performance of the high-molecular water-absorbent resin is influenced.

SUMMERY OF THE UTILITY MODEL

For solving the polymer water-absorbent resin and for keeping higher water absorption performance in the preparation process, need avoid mechanical shearing force to appear in the operation process of material particle diameter homogenization again simultaneously, the utility model provides a preparation polymer water-absorbent resin's agitating unit.

The utility model discloses a realize through following technical scheme.

A stirring device for preparing high-molecular water-absorbent resin comprises a shell, wherein a baffle is arranged in the shell, the baffle is annular, the inner space of the shell is divided into a pneumatic stirring area, a material collecting area and a settling area by the baffle, a stirring area air nozzle is arranged at the bottom of the pneumatic stirring area, the stirring area air nozzle arranged at the center of the bottom of the pneumatic stirring area is opened upwards and arranged in a matrix form, is arranged at the bottom of the pneumatic stirring area, is horizontally arranged around the stirring area air nozzle at the inner side of the baffle and points to the center of the pneumatic stirring area; the air nozzle of the stirring area is communicated with a first fan below the shell through an air pipe, a conical disc is arranged above the pneumatic stirring area, a material collecting area is arranged outside the baffle, and a screen is arranged between the upper edge of the baffle and the inner wall of the shell; and a settling zone is arranged at the upper parts of the material collecting zone and the pneumatic stirring zone. The stirring district tuyere that the matrix was arranged makes material and conical disk collision, and the stirring district tuyere that the level was placed makes the material of whereabouts gather together to the middle part once more, and the material that the particle diameter is up to standard gets into the district that gathers materials through the screen cloth and waits for further operation.

The utility model discloses a further improvement still, above-mentioned conical disk medial surface is equipped with the arch, the arch be convex and the equipartition in the bottom surface of conical disk. The circular arc conical disc bottom surface makes the material increase the granulation dynamics rather than when bumping, improves the shaping rate of material.

The utility model discloses a further improvement still, the border below of above-mentioned conical disk is equipped with water conservancy diversion portion, water conservancy diversion portion is the annular, and is the structure that leans out. The guide part guides the materials to the screen of the outer ring for filtering.

The utility model discloses a further improvement still, above-mentioned screen cloth is the structure of leanin. The materials which fail to pass through the screen are returned to the pneumatic stirring area again through the inclined surface.

The utility model discloses a further improvement still, the height of above-mentioned aggregate region bottom risees along the circumferencial direction gradually. The inclined bottom surface of the material collecting area is convenient for material collection.

The utility model discloses a further improvement still, above-mentioned district that gathers materials is equipped with the district's tuyere that gathers materials, gather materials the district's tuyere set up in the highest point of the district bottom that gathers materials to communicate through trachea and second fan. Accelerate the material to the collection of the lower part of the material collecting area through the air nozzle of the material collecting area.

The utility model discloses a further improvement still, the lower of above-mentioned district bottom of gathering materials is equipped with the discharge gate, the discharge gate is linked together with the discharging pipe, the vertical downwardly extending of discharging pipe is outside to the casing. Discharging the processed materials through a discharge pipe.

The utility model discloses a further improvement still, above-mentioned casing top is equipped with the exhaust column, exhaust column bottom with subside zone intercommunication, the top is equipped with the gas outlet. The air flow is enabled to flow inside the shell through the air outlet, and the materials are prevented from passing out of the shell through the air outlet by the bottom of the tower.

The utility model discloses a further improvement still, above-mentioned casing outer wall is equipped with the feed inlet, the feed inlet is through expecting the pipe and the district's intercommunication is stirred in the pneumatics, the pipe inwards inclines to pass gather materials the district. The material to be processed is directly discharged above the pneumatic stirring device in the pneumatic stirring area through the material pipe, so that the material processing time is shortened.

The utility model has the advantages that: realize the processing operation to the material particle diameter through pneumatic agitating unit, the contact surface of conical disk, water conservancy diversion portion and screen cloth in the casing all is the slope structure, avoids under the prerequisite of mechanical shear force participation processing, improves the yield of material particle diameter to and the even degree between the granule.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

In the drawings: 1. the casing, 2 settlement zones, 3 exhaust towers, 4 gas vents, 5 conical disks, 6 water conservancy diversion portions, 7 screens, 8 discharging pipes, 9 first fans, 10 stirring zone air nozzles, 11 pneumatic stirring zones, 12 aggregate zone air nozzles, 13 second fans, 14 aggregate zones, 15 feed inlets and 16 material pipes.

Detailed Description

The following describes the embodiments of the present invention with reference to the accompanying drawings.

As shown in the attached drawing, the stirring device for preparing the high-molecular water-absorbent resin comprises a shell 1, wherein the shell 1 is cylindrical, and a pneumatic stirring area 11, a material collecting area 14 and a settling area 2 are arranged inside the shell 1. The settling zone 2 is arranged at the upper part in the shell 1, and the pneumatic stirring zone 11 and the material collecting zone 14 are arranged below the settling zone 2. An annular baffle is arranged between the pneumatic stirring area 11 and the material collecting area 14, and the annular baffle is vertically arranged at the inner bottom of the shell 1. Pneumatic stirring district 11 tops is equipped with conical disk 5, conical disk 5 pass through the bracing piece with 1 interior wall connection of casing, 5 bottom surfaces of conical disk are equipped with the arch, the arch be convex equipartition in 5 bottom surfaces of conical disk. A pneumatic stirring device is arranged below the conical disc 5, the pneumatic stirring device is a stirring area air nozzle 10, the stirring area air nozzles 10 arranged in the center of the bottom of the pneumatic stirring area 11 are arranged in a matrix form, are arranged at the bottom of the pneumatic stirring area 11, are horizontally arranged around the stirring area air nozzles 10 on the inner side of the baffle and point to the center of the pneumatic stirring area 11; the stirring area air nozzle 10 is communicated with a first fan 9 below the shell 1 through an air pipe. The gas blows the material upwards through the stirring area tuyere 10 arranged in a matrix form and contacts with the bottom surface of the conical disc 5, so that the particle size requirement required to be processed is met after the material is collided, and the existence of mechanical shearing force is avoided, and the water absorption of the later-stage macromolecule water-absorbent resin is influenced. The horizontally placed air nozzle 10 of the stirring area gathers the scattered materials at the periphery to the middle part, and the circular processing is realized. Gather materials 14 tops and be equipped with screen cloth 7, screen cloth 7 is the annular and structure to outer lane slope, and the interior limit of screen cloth 7 with the last border of baffle is connected, the outside of screen cloth 7 with the inner wall of casing 1 is connected. Sized material passes through the screen 7 into the holding area 14 for further collection. The bottom of the material collecting area 14 gradually rises along the circumferential direction, a material outlet is arranged at the lowest position of the material collecting area 14, the material outlet is communicated with a material outlet pipe 8 with a valve, and the material outlet pipe 8 vertically extends downwards to the outside of the shell 1. The highest position of the material collection area 14 is provided with a material collection area air nozzle 12, and the material collection area air nozzle 12 is communicated with a second fan 13 through an air pipe. The material collecting area blast nozzle 12 gathers the material in the material collecting area 14 to the lower part, so as to be discharged outwards through the discharge hole. Conical disk 5 with be equipped with water conservancy diversion portion 6 between the screen cloth 7, water conservancy diversion portion 6 is the annular, and is the structure that leans out, 6 inner circles of water conservancy diversion portion set up with 5 below of conical disk, 6 outer lanes of water conservancy diversion portion set up in 7 tops of screen cloth, and through the bracing piece with 1 inner wall of casing is connected. The materials collided with the conical disc 5 fall above the screen 7 along the flow guide part 6, the materials with the consistent size enter the material collection area 14, and the materials which still need to be reprocessed return to the pneumatic stirring area 11 along the inclined screen 7 again. The top of the shell 1 is provided with an exhaust tower 3, the bottom of the exhaust tower 3 is communicated with the settling zone 2, and the top is provided with an air outlet. The material gradually loses upward climbing power through the exhaust tower 3 so as to prevent the material from passing through an air outlet along with the air flow; the fallen-back materials enter the settling zone 2 and gradually fall down into the material collecting zone 14 or return to the pneumatic stirring zone 11 again respectively. The outer wall of the shell 1 is provided with a feeding hole 15, the feeding hole 15 is communicated with the pneumatic stirring area 11 through a material pipe 16, and the material pipe 16 penetrates through the material collecting area 14 in an inward inclined mode.

The utility model discloses a preparation polymer water-absorbent resin's agitating unit realizes the processing operation to the material particle diameter through pneumatic agitating unit, and the contact surface of conical disk, water conservancy diversion portion and screen cloth in the casing all is the slope structure, avoids mechanical shear force to participate in under the prerequisite of processing, improves the yield of material particle diameter to and the even degree between the granule.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings are used for distinguishing relative positions if any, and are not necessarily given qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. The utility model provides a preparation macromolecular water-absorbent resin's agitating unit, includes casing (1), its characterized in that, be equipped with the baffle in casing (1), the baffle is the annular, the baffle divides casing (1) inner space into pneumatic stirring district (11), district (14) and subside district (2) of gathering materials, pneumatic stirring district (11) bottom is equipped with stirring district tuyere (10), sets up stirring district tuyere (10) opening in pneumatic stirring district (11) bottom central authorities upwards, and is the matrix and arranges, sets up in pneumatic stirring district (11) bottom to surround stirring district tuyere (10) horizontal placement of baffle inboard, and point to pneumatic stirring district (11) central authorities; the stirring area air nozzle (10) is communicated with a first fan (9) below the shell (1) through an air pipe, a conical disc (5) is arranged above the pneumatic stirring area (11), a material collecting area (14) is arranged outside the baffle, and a screen (7) is arranged between the upper edge of the baffle and the inner wall of the shell (1); and a settling zone (2) is arranged at the upper parts of the material collecting zone (14) and the pneumatic stirring zone (11).

2. The stirring device for preparing the water-absorbent polymer resin as claimed in claim 1, wherein the inner side of the conical disc (5) is provided with protrusions, and the protrusions are arc-shaped and uniformly distributed on the bottom surface of the conical disc (5).

3. The stirring device for preparing the high molecular water-absorbing resin according to claim 1, wherein a flow guide part (6) is arranged below the edge of the conical disc (5), and the flow guide part (6) is annular and has an outward inclined structure.

4. The stirring apparatus for preparing a water-absorbent polymer resin as claimed in claim 1, wherein said screen (7) has an inwardly inclined structure.

5. The stirring device for preparing a water-absorbent polymer resin as set forth in claim 1, wherein the height of the bottom of said collecting space (14) is gradually increased in the circumferential direction.

6. The stirring device for preparing the high molecular water-absorbent resin according to claim 5, wherein the material collecting area (14) is provided with a material collecting area tuyere (12), and the material collecting area tuyere (12) is arranged at the highest position of the bottom of the material collecting area (14) and is communicated with the second fan (13) through an air pipe.

7. The stirring device for preparing the high molecular water absorbent resin according to claim 5, wherein the lowest position of the bottom of the material collecting area (14) is provided with a material outlet, the material outlet is communicated with a material outlet pipe (8), and the material outlet pipe (8) vertically extends downwards to the outside of the shell (1).

8. The stirring device for preparing the high molecular water absorbent resin according to claim 1, wherein an exhaust tower (3) is arranged at the top of the shell (1), the bottom of the exhaust tower (3) is communicated with the settling zone (2), and an air outlet is arranged at the top.

9. The stirring device for preparing the high molecular water absorbent resin according to claim 1, wherein the outer wall of the shell (1) is provided with a feeding hole (15), the feeding hole (15) is communicated with the pneumatic stirring area (11) through a material pipe (16), and the material pipe (16) is inclined inwards to pass through the material collecting area (14).

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