CN218189318U

CN218189318U - Take ultrasonic vibration's horizontal biax dispersion agitating unit

Info

Publication number: CN218189318U
Application number: CN202222302032.XU
Authority: CN
Inventors: 刘伟强; 李海滨; 吴维冰; 刘礼祥
Original assignee: Jiangxi Guangyuan Chemical Co Ltd
Current assignee: Jiangxi Guangyuan Chemical Co Ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-03
Anticipated expiration: 2032-08-31

Abstract

A horizontal double-shaft dispersing and stirring device with ultrasonic vibration comprises a slurry preparation tank (10), a double-shaft stirrer, an ultrasonic vibration system (11), an ultrasonic generator (9) and an ultrasonic controller (6). The ultrasonic vibration system comprises an ultrasonic vibration panel (12) and an ultrasonic amplitude transformer (13); the double-shaft stirrer comprises a first stirring motor (1), a second stirring motor (7) and stirring shafts (2) for the two stirrers. And a feeding hole (5) and a pulp outlet (8) are respectively arranged on two sides of the pulp distribution groove. The device realizes the dispersion and stirring treatment of the barium sulfate slurry by two modes of ultrasound and horizontal double-shaft stirring.

Description

Take ultrasonic vibration's horizontal biax dispersion agitating unit

Technical Field

The utility model relates to a stirring apparatus, in particular to a horizontal double-shaft dispersing stirring apparatus with ultrasonic vibration.

Background

Barium sulfate is chemically stable, insoluble in water and hydrochloric acid, non-magnetic and non-toxic, and widely used in various fields of plastics, rubber, paint, ink, ceramics and the like. Because the barium sulfate synthesized by a chemical method is too high in cost and expensive in raw materials, the barium sulfate is mostly produced by a physical mechanical grinding method in the market at present, but most manufacturers only adopt a simple dry grinding process, and the fineness of the barium sulfate cannot meet the requirements of customers.

The wet grinding of barium sulfate is to prepare slurry containing barium sulfate (about 400 mesh) by dry grinding, water and dispersant into superfine barium sulfate powder with 4000-6000 mesh, and the superfine barium sulfate powder is prepared by wet grinding and drying.

However, barium sulfate is different from other conventional non-metallic ores, has a high specific gravity (4.3-4.7), and is easy to cause material bottom settlement when prepared into slurry with water and a dispersant, so that the slurry is not uniformly dispersed and has inconsistent solid content, and the slurry is dried with different energy to different degrees, thereby affecting the quality of products.

Disclosure of Invention

The utility model aims at developing a horizontal double-shaft dispersing and stirring device with ultrasonic vibration in order to solve the problems of uneven slurry dispersion, easy precipitation, easy bottom precipitation and the like in the preparation of superfine barium sulfate powder.

Realize the technical scheme of the utility model as follows, a take ultrasonic vibration's horizontal biax dispersion agitating unit, including joining in marriage dressing trough, agitator, ultrasonic vibration system, supersonic generator and ultrasonic controller.

The slurry distribution groove is a rectangular groove, two stirrers which are vertically arranged, mutually parallel and opposite in rotation direction are arranged in the length direction of the slurry distribution groove, and two ends of each stirrer are arranged on the groove walls at two ends of the slurry distribution groove through bearings; the two stirrers are respectively driven by a motor, and the rotating directions of the two stirrers are opposite; the middle parts of the upper side and the lower side of the width direction of the slurry distribution groove are respectively provided with an ultrasonic generator and an ultrasonic controller; the ultrasonic controller is arranged in the middle of the outer wall of the top of the slurry distribution tank, and the ultrasonic generator is arranged at the lower part of the outer wall of the slurry distribution tank. The device realizes the dispersion and stirring treatment of the barium sulfate slurry by two modes of ultrasound and horizontal double-shaft stirring.

The ultrasonic vibration system is arranged in the bottom of the tank and comprises an ultrasonic vibration panel and an ultrasonic amplitude transformer, the ultrasonic amplitude transformer is arranged at the bottom in the slurry tank, and the ultrasonic vibration panel is arranged on the ultrasonic amplitude transformer; the ultrasonic transducer is arranged at the lower part of the ultrasonic generator, and after the ultrasonic transducer is externally connected with a power supply, the electric energy is converted into sound energy through the ultrasonic generator. When the ultrasonic controller controls the frequency of the ultrasonic generator to change, the ultrasonic amplitude transformer in the ultrasonic vibration system generates particle displacement, and the ultrasonic vibration panel vibrates the barium sulfate slurry to disperse the precipitated barium sulfate slurry.

And a feeding hole and a pulp outlet are respectively arranged on two sides of the pulp distribution groove.

The stirrer consists of a stirring shaft and stirring blades; a plurality of groups of stirring blades are uniformly distributed and fixed on the stirring shaft; the agitator includes a first agitator and a second agitator.

The blades are made of stainless steel and have the thickness of 6mm; the shape of the blade is a sharp opening at the tail end, a gap is reserved at the connecting shaft, and the maximum width is 5cm. The length of the stirring shaft is 4 to 5m.

The utility model has the advantages that the device adopts ultrasonic vibration, can prevent barium sulfate from sinking to the bottom, and can utilize the stirring blades to roll and stir materials from two ends to the middle by the forward and reverse stirring of the stirring blades of the two stirrers in the slurry preparation tank, the mixing time is short, and the problems of high specific gravity, easy precipitability, uneven dispersion of slurry and easy sinking of barium sulfate powder are solved; the utility model discloses device dispersion stirring enables the ground paste and mixes smoothness degree and degree of consistency height, goes out to produce efficiently, unload fast and clean, remain for a short time.

Drawings

FIG. 1 is a schematic structural view of a dispersing and stirring device according to the present invention;

in the figure, 1 is a first stirring motor; 2 is a stirring shaft; 3 is a stirring blade; 4 is a bearing; 5 is a feed inlet; 6 is an ultrasonic controller; 7 is a second stirring motor; 8 is a slurry outlet; 9 is an ultrasonic generator; 10 is a slurry preparing tank; 11 is an ultrasonic vibration system; 12 is an ultrasonic vibration panel; 13 is an ultrasonic horn; 14 is an ultrasonic transducer.

Detailed Description

The specific embodiment of the present invention is shown in fig. 1.

The horizontal double-shaft dispersing and stirring device with ultrasonic vibration comprises a slurry preparation tank 10, a stirrer, an ultrasonic vibration system 11, an ultrasonic generator 9 and an ultrasonic controller 6.

The slurry distribution tank is a rectangular tank, two stirrers which are vertically arranged and are parallel to each other are arranged in the slurry distribution tank in the length direction, and two ends of each stirrer are arranged on the tank walls at the left end and the right end of the slurry distribution tank 10 through bearings 4; the two stirrers are respectively driven by a motor, and the rotating directions of the two stirrers are opposite; the middle parts of two sides of the width direction of the outer wall of the slurry distribution tank are respectively provided with an ultrasonic generator 9 and an ultrasonic controller 6, the ultrasonic controller 6 is arranged at the upper part of the outer wall of the slurry distribution tank, and the ultrasonic generator 9 is arranged at the lower part of the outer wall of the slurry distribution tank.

The ultrasonic vibration system 11 of the embodiment is arranged at the bottom in the slurry preparation tank 10, the ultrasonic vibration system 11 comprises an ultrasonic vibration panel 12 and an ultrasonic amplitude transformer 13, the ultrasonic amplitude transformer 13 is arranged at the bottom in the slurry preparation tank, and the ultrasonic vibration panel 12 is arranged on the ultrasonic amplitude transformer 13; the ultrasonic transducer 14 is arranged at the lower part of the ultrasonic generator 9, and after the ultrasonic transducer 14 is externally connected with a power supply, the electric energy is converted into sound energy through the ultrasonic generator 9. When the ultrasonic controller 6 controls the frequency of the ultrasonic generator 9 to change, the ultrasonic horn 13 in the ultrasonic vibration system 11 generates particle displacement, and the ultrasonic vibration panel 12 is driven by the ultrasonic horn 13 to vibrate the barium sulfate slurry, so as to disperse the precipitated barium sulfate slurry.

The slurry preparation tank of the embodiment is a rectangular tank body made of stainless steel, and is horizontally arranged, wherein the size is 2m in height and 4m in horizontal width. An ultrasonic generator 9 is arranged at the middle position outside the bottom of the tank, and an ultrasonic controller 6 is arranged at the middle position of the top of the tank; a feed inlet 5 is arranged at the position 1.8m away from the center of the top of the tank, and the feed inlet is a stainless steel pipe with the diameter of 15 cm; a first stirring motor 1 is arranged at a position 1.5m away from the left side of the bottom of the tank, a stirring shaft 2 is connected with the first stirring motor, the shaft length is 4.2m, stirring blades 3 are arranged on the stirring shaft in the tank at intervals of 50cm, the stirring blades are made of stainless steel and have the thickness of 6mm, the stirring blades are in the shape of sharp openings at the tail ends, gaps are reserved at the connecting shaft, the maximum width is 5cm, and the shape of the stirring blades is designed to reduce the resistance of slurry to the blades in the stirring process; a fixed bearing 4 is arranged at a position 1.5m away from the right vertical position of the bottom of the tank and used for fixing the stirring shaft; a second stirring motor 7 is arranged at a position 0.5m away from the right vertical position of the bottom of the tank, the mounting position of the stirring blades is consistent with that of the upper shaft, and stirring blades are arranged at intervals of 50cm and are consistent in shape; a fixed bearing 10 is arranged at a position 0.5m away from the left vertical position of the bottom of the tank and used for fixing the stirring shaft; the bottom of the tank is provided with a slurry outlet 8, and the slurry outlet 8 is a stainless steel pipe with the diameter of 15 cm.

After slurry enters the slurry preparation tank 10, the first stirring motor 1 and the second stirring motor 7 are started, one motor rotates forwards, and the other motor rotates backwards; the slurry can be fully dispersed under the positive and negative shearing of the stirring blades, the ultrasonic controller 6 controls the frequency of the ultrasonic generator 9, the ultrasonic vibration system generates ultrasonic vibration to disperse the barium sulfate slurry at the bottom, and then the slurry is rotated by the stirring blades 3 at the lower part to be mixed with the slurry at the upper part. The slurry is stirred in an irregular direction by the repeated action, so that the slurry is uniformly dispersed.

Claims

1. A horizontal double-shaft dispersing and stirring device with ultrasonic vibration comprises a slurry preparation tank and a double-shaft stirrer, and is characterized by further comprising an ultrasonic vibration system, an ultrasonic generator and an ultrasonic controller; the slurry distribution tank is a rectangular tank, two stirrers which are vertically arranged, mutually parallel and opposite in rotation direction are arranged in the length direction of the slurry distribution tank, and two ends of each stirrer are arranged on the left wall and the right wall of the slurry distribution tank through bearings; the two stirrers are respectively driven by a motor, and the rotating directions of the two stirrers are opposite; an ultrasonic vibration system is arranged at the bottom of the tank; an ultrasonic generator is arranged in the middle of the outer side of the bottom of the tank, and an ultrasonic controller is arranged in the middle of the outer side of the top of the tank; the device realizes the dispersion and stirring treatment of the barium sulfate slurry by two modes of ultrasound and horizontal double-shaft stirring.

2. The horizontal biaxial dispersion stirring device with ultrasonic vibration of claim 1, wherein the ultrasonic vibration system comprises an ultrasonic vibration panel and an ultrasonic amplitude transformer; the ultrasonic amplitude transformer is arranged at the bottom of the slurry distribution tank, and the ultrasonic vibration panel is arranged on the ultrasonic amplitude transformer.

3. The horizontal double-shaft dispersing and stirring device with ultrasonic vibration of claim 1, wherein a feeding port and a slurry outlet are respectively arranged on two sides of the slurry preparation tank.

4. The horizontal biaxial dispersion stirring device with ultrasonic vibration of claim 1, wherein the stirrer consists of a stirring shaft and stirring blades; a plurality of groups of stirring blades are uniformly distributed and fixed on the stirring shaft, and a group of stirring blades are arranged on the stirring shaft every 50 cm; the stirrer comprises a first stirrer and a second stirrer; the first stirrer is driven by a first stirring motor, and the second stirrer is driven by a second stirring motor.

5. The horizontal biaxial dispersion stirring device with ultrasonic vibration of claim 4, wherein the blades are made of stainless steel and have a thickness of 6mm; the shape of the blade is a sharp opening at the tail end, a gap is reserved at the connecting shaft, and the maximum width is 5cm.

6. The horizontal biaxial dispersion stirring device with ultrasonic vibration of claim 4, wherein the length of the stirring shaft is 4-5 m.