CN211886421U - Superfine processingequipment of powder in liquid phase - Google Patents
Superfine processingequipment of powder in liquid phase Download PDFInfo
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- CN211886421U CN211886421U CN201922363642.9U CN201922363642U CN211886421U CN 211886421 U CN211886421 U CN 211886421U CN 201922363642 U CN201922363642 U CN 201922363642U CN 211886421 U CN211886421 U CN 211886421U
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Abstract
The utility model relates to a superfine processingequipment of powder in liquid phase establishes outside sunken convex recess on inner tube lateral wall and the diapire, and on the horizontal symmetry cut-off face of first convex recess was located to the stirring leaf, establish in the powder feed arrangement and smash the cell body, smash pivot and crushing wheel, establish a plurality of dispersion pivots in the high-speed dispersion device, adjacent dispersion epaxial dispersion blade sets up and rotatory orbit part overlaps in turn on the axial direction. The utility model provides a superfine processingequipment of powder in liquid phase carries out processes such as powder crushing, solid-liquid mixing and high-speed dispersion in proper order, produces the circulation and stirs in the inner tube, makes the grinding medium constantly strike and breaks up the mixture, improves the grinding effect; the powder feeding device can fully pre-cut and pre-crush the added powder; the high-speed dispersing device effectively prevents agglomeration or blockage, improves the dispersing efficiency, realizes large-scale superfine processing of powder, and has the advantages of simple and compact structure, high superfine efficiency and low energy consumption.
Description
Technical Field
The utility model belongs to the technical field of the powder preparation in the liquid phase, concretely relates to superfine processingequipment of powder in liquid phase.
Background
The method is characterized in that powder materials such as pigments, disperse dyes and the like are dispersed in water or other liquid phase carriers, under the action of a dispersing auxiliary agent and dispersing equipment, a dispersion of the powder materials in a liquid phase is obtained through ultrafine dispersion, and the dispersion is a commonly used colorant slurry in the fields of textiles, coatings and the like.
In order to improve the dispersion effect of powder such as pigment, disperse dye and the like in liquid phase, a large amount of high-efficiency dispersion equipment is developed at home and abroad. US patent publication No. US6921028 describes a dispersion apparatus for dispersing a pigment, which apparatus is capable of well controlling the viscosity of a final product, and comprises a container body, a sealable lid detachable from the container body, a mixing shaft supported by and extending from the lid, a closure member supported by and surrounding the mixing member, and the like, and is provided with auxiliary means such as a recovery tank, a condenser, a vacuum pump, and the like. Chinese patent application No. 200310107982.6 discloses a method for preparing ultra-fine disperse dye by using a solvent displacement method, which comprises the steps of mixing a disperse dye filter cake, a dispersant and an organic solvent A, stirring, adding an organic solvent B for displacement, and finally heating to remove the organic solvent B, wherein the particle size of the obtained dye is 10-100 nm; although the method can prepare the disperse dye with smaller particle size, the method uses larger amount of organic solvent, needs heating, has larger energy consumption and is easy to cause environmental pollution. The Chinese patent with the application number of 200910035905.X discloses a preparation method of liquid ultrafine disperse dye, which adopts a microcapsule technology to modify the surface of the disperse dye and disperse the disperse dye into a solvent to obtain the liquid ultrafine disperse dye with the particle size of less than 180 nm; the method has low cost and simple process, but is difficult to industrialize. Chinese patent application No. 201621365197.X discloses a high-performance dispersing apparatus for paint preparation, which disperses raw materials in a cyclic reciprocating manner, has a simple structure, improves dispersing quality, but consumes a long time, and cannot perform continuous dispersion.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists among the prior art, the utility model aims to provide a superfine processingequipment of powder in liquid phase.
In order to realize the above purpose, reach above-mentioned technological effect, the utility model discloses a technical scheme be:
a liquid phase powder ultra-fine processing device comprises a solid-liquid mixing pretreatment device, a delivery pump and a high-speed dispersion device which are sequentially communicated, wherein the solid-liquid mixing pretreatment device comprises a barrel body, a stirring shaft, a stirring blade, a powder feeding device, a feeding port and a discharging port, the barrel body comprises an outer barrel and an inner barrel which are sequentially arranged from outside to inside, a plurality of first arc-shaped grooves which are outwards sunken and are connected up and down are arranged on the inner side wall of the inner barrel, a second arc-shaped groove which is outwards sunken for a circle along a central shaft is arranged on the inner bottom wall of the inner barrel, the powder feeding device is arranged at the upper end of the barrel body and is communicated with the inner barrel, powder enters the inner barrel through the powder feeding device, the powder feeding device comprises a feeding hopper, a crushing groove body, a crushing rotating shaft and a crushing wheel, the crushing groove body is, the crushing wheel is fixed on the crushing rotating shaft and is driven to rotate by the crushing rotating shaft;
high-speed dispersion devices includes dispersion barrel, dispersion pivot, dispersion blade, inlet pipe and discharging pipe, the dispersion barrel is the cylinder or comprises a plurality of the same incomplete cylinders, sets up a plurality of dispersion pivot in the dispersion barrel, sets up a plurality of dispersion blade in the dispersion pivot, and the rotatory orbit part of the epaxial dispersion blade of adjacent dispersion overlaps and the direction of rotation is the same.
Preferably, the number of the stirring blades of the solid-liquid mixing pretreatment device is equal to that of the first arc-shaped grooves on the inner side wall of the inner cylinder, the stirring blades and the first arc-shaped grooves are in one-to-one correspondence, and each stirring blade is correspondingly arranged on the horizontal symmetrical partition surface of each first arc-shaped groove; the stirring blades are provided with a plurality of right-angle trapezoidal sharp teeth with the bottom edges fixed on the stirring blades and the right angles facing outwards, and the sharp teeth on each stirring blade are symmetrical along the center of the straight line where the stirring shaft is located.
Preferably, the crushing wheel is composed of a plurality of serrated blades sequentially connected around a circumferential direction.
Preferably, the top and the bottom of the solid-liquid mixing pretreatment device are respectively provided with a feed inlet and a discharge outlet, the discharge outlets are provided with a plurality of discharge outlets, and the discharge outlets are led out from the lowest part of the inner cylinder of the solid-liquid mixing pretreatment device and are communicated with the high-speed dispersing device through a delivery pump.
Preferably, the dispersing blades on adjacent dispersing rotating shafts are alternately arranged in the axial direction, and the dispersing blades are arranged as plate-shaped blades.
A method for processing superfine powder in liquid phase comprises the following steps:
s1: firstly, adding a grinding medium into a solid-liquid mixing pretreatment device; adding the dispersing aid into water or other liquid phase carrier from a feed inlet; adding powder from the upper part of a feeding funnel of a powder feeding device, enabling the powder to downwards enter a crushing groove body, driving a crushing wheel to rotate by a crushing rotating shaft, carrying out coarse grinding and crushing by the crushing wheel, and enabling the crushed powder to downwards enter an inner cylinder of a solid-liquid mixing pretreatment device along a pipeline;
s2: after all the components enter an inner cylinder of the solid-liquid mixing pretreatment device, electrifying to start the driving device, enabling the stirring shaft to continuously rotate, further driving the stirring blades to synchronously rotate, and continuously stirring the grinding medium by virtue of the sharp teeth on the stirring blades, so that the grinding medium can continuously impact and grind and break up the mixture; meanwhile, the grinding medium and the mixture can generate circular stirring between the stirring blade and the first circular arc groove along the radian of the first circular arc groove, so that the grinding effect is greatly improved;
s3: the pretreated powder mixture flows out of a discharge port at the bottom and is conveyed into a dispersing cylinder of a high-speed dispersing device by a conveying pump, dispersing blades are driven by dispersing rotating shafts to rotate at a high speed, the powder mixtures at the overlapped parts of rotating tracks collide with each other due to the same rotating direction, agglomeration and rotation can be effectively prevented, the dispersing blades which are alternated mutually can prevent the dispersing blades on the dispersing rotating shafts from being blocked, and the powder mixture is better dispersed and refined;
s4: and (3) the powder mixture is subjected to dispersion and refinement treatment by a high-speed dispersion device, and is discharged from a discharge pipe to obtain liquid ultrafine powder slurry.
In step S1, the dispersing aid is selected according to the properties of the powder particles, and includes commercially available dispersing agents such as polyacrylic acid dispersing agents and alkyl polyoxyethylene ether dispersing agents.
Preferably, the rotation speed of a stirring shaft of the solid-liquid mixing pretreatment device is 500-; the rotating speed of the dispersing rotating shaft of the high-speed dispersing device is 1800 plus 5000r/min, and the dispersing time is 2-3 h.
The grinding medium used in the application is a grinding medium commonly used in grinding dispersion processing equipment, such as glass beads, zirconium beads, ceramic beads, quartz sand and the like.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a superfine processingequipment of powder in liquid phase carries out powder successively, processes such as solid-liquid mixing preliminary treatment and high-speed dispersion, wherein all be provided with the convex recess of outside sunken on solid-liquid mixing preliminary treatment equipment's the inner tube lateral wall and the diapire, the stirring leaf is equal with the first convex recess quantity on the lateral wall and the position one-to-one, and a stirring leaf corresponds respectively and sets up on the horizontal symmetry cut plane of a first convex recess, it can produce the circulation and stir, make the grinding medium constantly strike and break up the mixture, improve the grinding effect greatly; the powder feeding device arranged on the solid-liquid mixing pretreatment device is internally provided with a spherical crushing groove body, a crushing rotating shaft and a crushing wheel, and the added powder can be subjected to full pre-shearing and pre-crushing, so that the grinding efficiency is improved; the high-speed dispersion device is internally provided with a plurality of dispersion rotating shafts, the dispersion blades on the adjacent dispersion rotating shafts are alternately arranged in the axial direction, and the rotating tracks are partially overlapped, so that the agglomeration of powder mixtures in the dispersion process and the blockage among the dispersion blades can be effectively prevented, the dispersion efficiency is effectively improved, the large-scale superfine processing of powder is realized, the device has simple and compact structure, high superfine efficiency and low energy consumption, and the powder particles can be easily dispersed to lower particle size distribution.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the grinding wheel of the present invention;
fig. 3 is a top view of the dispersing cylinder in embodiment 1 of the present invention;
fig. 4 is a top view of the dispersing cylinder in embodiment 2 of the present invention;
fig. 5 is a top view of the dispersing cylinder in embodiment 3 of the present invention;
fig. 6 is a top view of the dispersing cylinder in embodiment 4 of the present invention;
wherein, 1, a solid-liquid mixing pretreatment device; 1-1, a cylinder body; 1-11, an outer cylinder; 1-12, inner cylinder; 1-121, a first arc-shaped groove; 1-122 second arc-shaped grooves; 1-2, a stirring shaft; 1-3, stirring leaves; 1-31, sharp teeth; 1-4, a powder feeding device; 1-41, a feed hopper; 1-42, a crushing tank body; 1-43, a crushing rotating shaft; 1-44, a crushing wheel; 1-5, a feed inlet; 1-6, a discharge hole; 2. a delivery pump; 3. a high-speed dispersing device; 3-1, dispersing the cylinder; 3-2, dispersing the rotating shaft; 3-3, dispersing blades; 3-4, a feeding pipe; 3-5 parts of a discharge pipe.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making the scope of the invention more clearly defined.
Example 1
As shown in figures 1-3, a liquid phase powder ultra-fining processing device comprises a solid-liquid mixing pretreatment device 1, a delivery pump 2 and a high-speed dispersion device 3 which are sequentially communicated, wherein the solid-liquid mixing pretreatment device 1 and the high-speed dispersion device 3 are communicated through the delivery pump 2, the solid-liquid mixing pretreatment device 1 realizes mixing, grinding and dispersion of grinding media and other liquid phase substances, and then the mixture enters the high-speed dispersion device 3 to perform dispersion and refinement treatment on the powder mixture to obtain liquid ultra-fine powder slurry, the solid-liquid mixing pretreatment device 1 comprises a cylinder body 1-1, a stirring shaft 1-2, stirring blades 1-3, a powder feeding device 1-4, a feeding port 1-5 and a discharging port 1-6, the powder feeding device 1-4 is arranged at the upper end of the cylinder body 1-1 and is communicated with the cylinder body 1-1 through a pipeline, the stirring shaft 1-2 is connected with a motor and is driven to rotate after being electrified by the motor, the powder feeding device 1-4 comprises a feeding funnel 1-41, a crushing groove body 1-42, a crushing rotating shaft 1-43 and a crushing wheel 1-44, the crushing groove body 1-42 is in a sphere shape, the crushing rotating shaft 1-43 is vertically arranged at the central position of the feeding funnel 1-41 and the crushing groove body 1-42, the crushing rotating shaft 1-43 is connected with an external motor and is driven to rotate after being electrified by the external motor, the powder feeding device can be realized by the prior art, the crushing wheel 1-44 is fixed on the crushing rotating shaft 1-43 and is driven to rotate by the crushing rotating shaft 1-43, as shown in figure 2, the periphery of the crushing wheel 1-44 comprises a plurality of sawtooth-shaped or bent-shaped blades which are sequentially connected around the circumferential direction, in the embodiment 1, a bent blade is adopted to prevent loss caused by flying out of raw materials while primarily crushing powder, a barrel 1-1 comprises an outer barrel 1-11 and an inner barrel 1-12, the inner side wall of the inner barrel 1-12 is provided with a plurality of first arc-shaped grooves 1-121 which are outwardly concave and connected up and down, the inner bottom wall of the inner barrel 1-12 is provided with a second arc-shaped groove 1-122 which is outwardly concave along a central axis for a circle, a stirring shaft 1-2 is vertically arranged in the inner barrel 1-12, a plurality of stirring blades 1-3 are transversely arranged on the stirring shaft 1-2 in parallel, the number of the stirring blades 1-3 is equal to the number of the first arc-shaped grooves 1-121 on the inner side wall of the inner barrel 1-12, the positions of the stirring blades and the positions of the stirring blades are in one-to-one correspondence, one stirring blade 1-3 is correspondingly, the stirring blades 1-3 are provided with a plurality of right-angle trapezoidal sharp teeth 1-31 with the bottom edges fixed on the stirring blades 1-3 and the right angles facing outwards, and the sharp teeth 1-31 on each stirring blade 1-3 are symmetrical along the center of the straight line where the stirring shaft 1-2 is located. In this embodiment 1, there are 4 first circular arc-shaped grooves 1-121 on the inner side walls of the stirring blades 1-3 and the inner cylinder 1-12, each stirring blade 1-3 is provided with 12 sharp teeth, the top of the cylinder 1-1 is provided with a feeding port 1-5, the bottom of the cylinder 1-1 is provided with a plurality of discharge ports 1-6, the discharge ports 1-6 are led out from the lowest position of the inner cylinder 1-12 and connected to the delivery pump 2, and are communicated with the high-speed dispersing device 3 through the delivery pump 2.
The high-speed dispersing device 3 comprises a dispersing cylinder 3-1, a dispersing rotating shaft 3-2, dispersing blades 3-3, a feeding pipe 3-4 and a discharging pipe 3-5, wherein the feeding pipe 3-4 is arranged at the top of the high-speed dispersing device 3 and is communicated with a discharging port 1-6, the discharging pipe 3-5 is arranged at the bottom of the high-speed dispersing device 3, the dispersing cylinder 3-1 is a cylinder or consists of a plurality of identical incomplete cylinders, preferably the latter cylinders are not easy to form dispersing dead corners, and the dispersing effect is better; a dispersing rotating shaft 3-2 is arranged in the dispersing cylinder 3-1, a plurality of dispersing blades 3-3 are arranged on the dispersing rotating shaft 3-2, the dispersing blades 3-3 on the adjacent dispersing rotating shafts 3-2 are alternately arranged in the axial direction, the rotating tracks are partially overlapped, the rotating directions are the same, and the dispersing blades 3-3 are plate-shaped blades; in this example 1, the dispersing cylinder 3-1 is composed of 2 identical incomplete cylinders, and 2 dispersing rotating shafts are provided in the dispersing cylinder 3-1, as shown in fig. 3.
A method for carrying out superfine processing on powder materials in a liquid phase by a liquid phase powder superfine processing device comprises the following steps:
s1: firstly, adding a grinding medium into a solid-liquid mixing pretreatment device 1: the dispersing auxiliary agent is added into water or other liquid phase carriers in the inner cylinder 1-12 from a feed inlet 1-5; adding powder from the upper part of a feeding funnel 1-41 of a powder feeding device 1-4, enabling the powder to downwards enter a crushing tank body 1-42, driving a rotary crushing wheel 1-44 by a crushing rotary shaft 1-43, carrying out coarse grinding and crushing by the crushing wheel 1-44, and enabling the crushed powder to downwards enter an inner cylinder 1-12 of a solid-liquid mixing pretreatment device 1 along a pipeline;
s2: after all components enter the solid-liquid mixing pretreatment device 1, the solid-liquid mixing pretreatment device is electrified and started, the motor rotates to drive the stirring shaft 1-2 to continuously rotate, further drive the stirring blades 1-3 to synchronously rotate, and continuously stir the grinding media in the inner cylinders 1-12 by virtue of the sharp teeth 1-31 on the stirring blades 1-3, so that the grinding media can continuously impact and grind and break up the mixture; meanwhile, the grinding medium and the mixture can generate circular stirring between the stirring blades 1-3 and the first circular arc-shaped grooves 1-121 along the radian of the first circular arc-shaped grooves 1-121, so that the grinding effect is greatly improved;
s3: the pretreated powder mixture flows out from a bottom discharge port 1-6 and is conveyed into a dispersing cylinder 3-1 of a high-speed dispersing device 3 by a conveying pump 2, dispersing rotating shafts 3-2 drive dispersing blades 3-3 to rotate at high speed, the powder mixture at the overlapped part of the rotating track collides with each other due to the same rotating direction, the agglomeration and rotation can be effectively prevented, the dispersing blades 3-3 which are mutually alternated can prevent the dispersing blades 3-3 on the dispersing rotating shafts 3-2 from being blocked, and the powder mixture is better dispersed and refined;
s4: the powder mixture is dispersed and refined by a high-speed dispersing device 3, and is discharged by a discharging pipe 3-5 to obtain liquid ultrafine powder slurry.
The rotating speed of a stirring shaft 1-2 of the solid-liquid mixing pretreatment device 1 is 500-; the rotating speed of the dispersing rotating shaft 3-2 of the high-speed dispersing device 3 is 1800 plus 5000r/min, and the dispersing time is 2-3 h.
Example 2
As shown in figures 1, 2 and 4, a liquid phase powder ultra-refining processing device comprises a solid-liquid mixing pretreatment device 1, a delivery pump 2 and a high-speed dispersion device 3 which are sequentially communicated, wherein the solid-liquid mixing pretreatment device 1 comprises a cylinder body 1-1, the cylinder body 1-1 comprises an outer cylinder 1-11 and an inner cylinder 1-12 which are arranged from outside to inside, a plurality of first arc-shaped grooves 1-121 which are sunken outwards and are connected up and down are arranged on the inner side wall of the inner cylinder 1-12, a second arc-shaped groove 1-122 which is sunken outwards for a circle along a central axis is arranged on the inner bottom wall of the inner cylinder 1-12, a stirring shaft 1-2 is arranged in the inner cylinder 1-12, a plurality of stirring blades 1-3 are arranged on the stirring shaft 1-2, a powder feeding device 1-4 is arranged at the upper end of the cylinder 1-1 and is communicated with, the powder is ground by a powder feeding device 1-4 and then enters an inner cylinder 1-12, 2 dispersing rotating shafts 3-2 are arranged in a high-speed dispersing device 3, a plurality of dispersing blades 3-3 are arranged on the dispersing rotating shafts 3-2, and the rotating tracks of the dispersing blades 3-3 on the adjacent dispersing rotating shafts 3-2 are partially overlapped and have the same rotating direction.
The stirring shaft 1-2 is vertically arranged in the inner cylinder 1-12, the stirring shaft 1-2 is transversely provided with a plurality of stirring blades 1-3 in parallel, the number of the stirring blades 1-3 is equal to that of the first arc-shaped grooves 1-121 on the inner side wall of the inner cylinder 1-12, the positions of the stirring blades 1-3 are in one-to-one correspondence, and each stirring blade 1-3 is correspondingly arranged on a horizontal symmetrical dividing plane of each first arc-shaped groove 1-121.
The stirring blades 1-3 are provided with a plurality of right-angle trapezoidal sharp teeth 1-31 with the bottom edges fixed on the stirring blades 1-3 and the right angles facing outwards, and the sharp teeth 1-31 on each stirring blade 1-3 are symmetrical along the center of the straight line where the stirring shaft 1-2 is located.
The top and the bottom of the solid-liquid mixing pretreatment device 1 are respectively provided with a feed inlet 1-5 and a discharge outlet 1-6, a plurality of discharge outlets 1-6 are arranged, and the discharge outlets 1-6 are led out from the lowest part of the inner cylinder 1-12 and are communicated with a high-speed dispersion device 3 through a delivery pump 2.
The powder feeding device 1-4 comprises a feeding funnel 1-41, a crushing tank body 1-42, a crushing rotating shaft 1-43 and a crushing wheel 1-44, wherein the crushing tank body 1-42 is in a sphere shape, the crushing rotating shaft 1-43 is vertically arranged at the central positions of the feeding funnel 1-41 and the crushing tank body 1-42, the crushing wheel 1-44 is fixed on the crushing rotating shaft 1-43 and is driven to rotate by the crushing rotating shaft 1-43, and the periphery of the crushing wheel 1-44 comprises a plurality of sawtooth-shaped blades which are sequentially connected in the circumferential direction.
The high-speed dispersing device 3 comprises a dispersing cylinder 3-1, the top and the bottom of the dispersing cylinder 3-1 are respectively provided with a feeding pipe 3-4 and a discharging pipe 3-5 which are communicated with the feeding pipe 3-4 and the discharging pipe 3-5, the feeding pipe 3-4 is communicated with a discharging port 1-6 of the solid-liquid mixing pretreatment device 1 through a delivery pump 2, the dispersing cylinder 3-1 is composed of a single cylinder, a plurality of dispersing rotating shafts 3-2 are arranged in the dispersing cylinder 3-1, dispersing blades 3-3 on adjacent dispersing rotating shafts 3-2 are alternately arranged in the axial direction, and the dispersing blades 3-3 are plate-shaped blades, as shown in figure 4.
A method for superfine processing of powder in liquid phase comprises the following steps:
s1: firstly, adding a grinding medium into a solid-liquid mixing pretreatment device 1, and adding a dispersing auxiliary agent into water or other liquid phase carriers in an inner cylinder 1-12 from a feed inlet 1-5; adding powder from the upper part of a feeding funnel 1-41 of a powder feeding device 1-4, enabling the powder to downwards enter a crushing tank body 1-42, driving a crushing wheel 1-44 to rotate by a crushing rotating shaft 1-43 for coarse grinding and crushing, and enabling the crushed powder to downwards enter an inner cylinder 1-12;
s2: when all components enter an inner cylinder 1-12 of a solid-liquid mixing pretreatment device 1, electrifying, enabling a stirring shaft 1-2 to continuously rotate, driving stirring blades 1-3 to synchronously rotate, continuously stirring grinding media in the inner cylinder 1-12 by virtue of sharp teeth 1-31 on the stirring blades 1-3, enabling the grinding media to continuously impact and grind and break up a mixture, and enabling the grinding media and the mixture to generate circular stirring between the stirring blades 1-3 and the first circular arc-shaped grooves 1-121 along the radian of the first circular arc-shaped grooves 1-121;
s3: the powder mixture treated in the step S2 flows out from a bottom discharge port 1-6, and is conveyed into a dispersing cylinder 3-1 of a high-speed dispersing device 3 by a conveying pump 2, each dispersing rotating shaft 3-2 drives a dispersing blade 3-3 to rotate at a high speed, the powder mixtures at the overlapped part of the rotating track collide with each other, and the dispersing blades 3-3 on each dispersing rotating shaft 3-2 are prevented from being blocked by the mutually alternate dispersing blades 3-3;
s4: the powder mixture is dispersed and refined by a high-speed dispersing device 3, and is discharged by a discharging pipe 3-5 to obtain liquid ultrafine powder slurry.
The same as in example 1.
Example 3
As shown in figures 1, 2 and 5, a liquid phase powder ultra-refining processing device comprises a solid-liquid mixing pretreatment device 1, a delivery pump 2 and a high-speed dispersion device 3 which are sequentially communicated, wherein the solid-liquid mixing pretreatment device 1 comprises a cylinder body 1-1, the cylinder body 1-1 comprises an outer cylinder 1-11 and an inner cylinder 1-12 which are arranged from outside to inside, a plurality of first arc-shaped grooves 1-121 which are sunken outwards and are connected up and down are arranged on the inner side wall of the inner cylinder 1-12, a second arc-shaped groove 1-122 which is sunken outwards for a circle along a central axis is arranged on the inner bottom wall of the inner cylinder 1-12, a stirring shaft 1-2 is arranged in the inner cylinder 1-12, a plurality of stirring blades 1-3 are arranged on the stirring shaft 1-2, a powder feeding device 1-4 is arranged at the upper end of the cylinder body 1-1 and, powder enters an inner cylinder 1-12 through a powder feeding device 1-4, 2 dispersing rotating shafts 3-2 are arranged in a high-speed dispersing device 3, a plurality of dispersing blades 3-3 are arranged on the dispersing rotating shafts 3-2, and the rotating tracks of the dispersing blades 3-3 on the adjacent dispersing rotating shafts 3-2 are partially overlapped and have the same rotating direction.
As shown in figure 5, the high-speed dispersing device 3 comprises a dispersing cylinder 3-1, the top and the bottom of the dispersing cylinder 3-1 are respectively provided with a feeding pipe 3-4 and a discharging pipe 3-5 which are communicated with the top and the bottom of the dispersing cylinder 3-1, the feeding pipe 3-4 is communicated with a discharging port 1-6 of a solid-liquid mixing pretreatment device 1 through a delivery pump 2, the dispersing cylinder 3-1 is composed of 4 incomplete identical cylinders, 4 dispersing rotating shafts 3-2 are arranged in the dispersing cylinder 3-1, dispersing blades 3-3 on adjacent dispersing rotating shafts 3-2 are alternately arranged in the axial direction, and the dispersing blades 3-3 are plate-shaped blades.
The same as in example 1.
Example 4
As shown in figures 1, 2 and 6, a liquid phase powder ultra-refining processing device comprises a solid-liquid mixing pretreatment device 1, a delivery pump 2 and a high-speed dispersion device 3 which are sequentially communicated, wherein the solid-liquid mixing pretreatment device 1 comprises a cylinder body 1-1, the cylinder body 1-1 comprises an outer cylinder 1-11 and an inner cylinder 1-12 which are arranged from outside to inside, a plurality of first arc-shaped grooves 1-121 which are sunken outwards and are connected up and down are arranged on the inner side wall of the inner cylinder 1-12, a second arc-shaped groove 1-122 which is sunken outwards for a circle along a central axis is arranged on the inner bottom wall of the inner cylinder 1-12, a stirring shaft 1-2 is arranged in the inner cylinder 1-12, a plurality of stirring blades 1-3 are arranged on the stirring shaft 1-2, a powder feeding device 1-4 is arranged at the upper end of the cylinder body 1-1 and, powder enters an inner cylinder 1-12 through a powder feeding device 1-4, 2 dispersing rotating shafts 3-2 are arranged in a high-speed dispersing device 3, a plurality of dispersing blades 3-3 are arranged on the dispersing rotating shafts 3-2, and the rotating tracks of the dispersing blades 3-3 on the adjacent dispersing rotating shafts 3-2 are partially overlapped and have the same rotating direction.
As shown in figure 6, the high-speed dispersing device 3 comprises a dispersing cylinder 3-1, the top and the bottom of the dispersing cylinder 3-1 are respectively provided with a feeding pipe 3-4 and a discharging pipe 3-5 which are communicated with the top and the bottom of the dispersing cylinder 3-1, the feeding pipe 3-4 is communicated with a discharging port 1-6 of the solid-liquid mixing pretreatment device 1 through a delivery pump 2, the dispersing cylinder 3-1 is composed of a cylinder, 4 dispersing rotating shafts 3-2 are arranged in the dispersing cylinder 3-1, dispersing blades 3-3 on adjacent dispersing rotating shafts 3-2 are alternately arranged in the axial direction, and the dispersing blades 3-3 are plate-shaped blades, as shown in figure 6.
The same as in example 1.
The unexplained parts of the present invention, including the products and methods not described in detail, belong to the common general knowledge of those skilled in the art, and can be implemented by using the prior art, which is not described herein in detail.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. A liquid phase powder ultra-fine processing device is characterized by comprising a solid-liquid mixing pretreatment device (1), a delivery pump (2) and a high-speed dispersing device (3) which are sequentially communicated, wherein the solid-liquid mixing pretreatment device (1) comprises a cylinder body (1-1), the cylinder body (1-1) comprises an outer cylinder (1-11) and an inner cylinder (1-12) which are arranged from outside to inside, a plurality of first arc-shaped grooves (1-121) which are sunken outwards and are connected up and down are arranged on the inner side wall of the inner cylinder (1-12), a second arc-shaped groove (1-122) which is sunken outwards for a circle along a central shaft is arranged on the inner bottom wall of the inner cylinder (1-12), a stirring shaft (1-2) is arranged in the inner cylinder (1-12), a plurality of stirring blades (1-3) are arranged on the stirring shaft (1-2), the stirring blades (1-3) correspond to the first arc-shaped grooves (1-121), the powder feeding device (1-4) is arranged at the upper end of the cylinder body (1-1) and communicated with the inner cylinder (1-12), powder enters the inner cylinder (1-12) after being ground by the powder feeding device (1-4), a plurality of dispersing rotating shafts (3-2) are arranged in the high-speed dispersing device (3), a plurality of dispersing blades (3-3) are arranged on the dispersing rotating shafts (3-2), and the rotating tracks of the dispersing blades (3-3) on the adjacent dispersing rotating shafts (3-2) are partially overlapped and have the same rotating direction.
2. The device for superfine processing of powder in liquid phase according to claim 1, wherein a stirring shaft (1-2) is vertically arranged in the inner cylinder (1-12), a plurality of stirring blades (1-3) are transversely arranged in parallel on the stirring shaft (1-2), the number of the stirring blades (1-3) is equal to the number of the first arc-shaped grooves (1-121) on the inner side wall of the inner cylinder (1-12), the positions of the first arc-shaped grooves are in one-to-one correspondence, and each stirring blade (1-3) is correspondingly arranged on the horizontally symmetrical partition plane of each first arc-shaped groove (1-121).
3. The apparatus for ultrafining processing of powder in liquid phase according to claim 1 or 2, wherein said stirring blades (1-3) are provided with a plurality of right angle trapezoidal sharp teeth (1-31) with the base fixed on the stirring blades (1-3) and the right angle outward, the sharp teeth (1-31) on each stirring blade (1-3) are symmetrical along the center of the line where the stirring shaft (1-2) is located.
4. The apparatus for ultrafining processing of powder in liquid phase according to claim 1, wherein the top and bottom of said solid-liquid mixing pre-treatment apparatus (1) are respectively provided with a feeding port (1-5) and a discharging port (1-6), a plurality of discharging ports (1-6) are provided, the discharging ports (1-6) are led out from the lowest position of the inner cylinder (1-12) and are connected to the high speed dispersing apparatus (3) through the transfer pump (2).
5. The liquid-phase powder ultrafine processing device according to claim 1, wherein the powder feeding device (1-4) comprises a feeding funnel (1-41), a crushing tank body (1-42), a crushing rotating shaft (1-43) and a crushing wheel (1-44), the crushing tank body (1-42) is spherical, the crushing rotating shaft (1-43) is vertically arranged at the center positions of the feeding funnel (1-41) and the crushing tank body (1-42), and the crushing wheel (1-44) is fixed on the crushing rotating shaft (1-43) and is driven to rotate by the crushing rotating shaft (1-43).
6. The apparatus for ultrafinely shattering powder into liquid phase according to claim 5, wherein said grinding wheels (1-44) have a plurality of serrated blades attached to each other in sequence around the circumference.
7. The apparatus for ultrafining processing of powder in liquid phase according to claim 1, wherein said high speed dispersing apparatus (3) comprises a dispersing cylinder (3-1), the top and bottom of the dispersing cylinder (3-1) are respectively provided with a feeding pipe (3-4) and a discharging pipe (3-5) connected thereto, the feeding pipe (3-4) is connected to the discharging port (1-6) of the solid-liquid mixing pre-treatment apparatus (1) through a transfer pump (2).
8. The apparatus for ultrafining processing of powder in liquid phase as claimed in claim 7, wherein said dispersing cylinder (3-1) is a cylinder or is composed of a plurality of identical incomplete cylinders, a plurality of dispersing shafts (3-2) are provided in the dispersing cylinder (3-1), and dispersing blades (3-3) on adjacent dispersing shafts (3-2) are alternately provided in the axial direction.
9. The apparatus for ultrafinely shattering powder into liquid phase according to claim 1 or 8, wherein said dispersing blades (3-3) are formed as plate-like blades.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111167339A (en) * | 2019-12-25 | 2020-05-19 | 常熟世名化工科技有限公司 | Device and method for superfine processing of powder in liquid phase |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111167339A (en) * | 2019-12-25 | 2020-05-19 | 常熟世名化工科技有限公司 | Device and method for superfine processing of powder in liquid phase |
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