WO2015041412A2

WO2015041412A2 - Triple-impeller structure and shaft lower-end direction mounting type stirring and distributing device

Info

Publication number: WO2015041412A2
Application number: PCT/KR2014/007916
Authority: WO
Inventors: 김근배
Original assignee: (주)씨엔티솔루션
Priority date: 2013-09-17
Filing date: 2014-08-26
Publication date: 2015-03-26
Also published as: WO2015041412A3; KR20150031960A

Abstract

The present invention relates to a triple-impeller structure and a shaft lower-end direction mounting type stirring and distributing device and, more specifically, to a triple-impeller structure and a shaft lower-end direction mounting type stirring and distributing device, wherein an impeller part for stirring/distributing an object being processed is mounted such that a position thereof is close to the bottom surface of a tank housing, impellers of the impeller part have different protruding directions according to top, middle and bottom mounting positions to increase the stirring/distributing efficiency and further increase the stirring/distributing efficiency, and it is also easy to withdraw the object being processed after a stirring/distributing process has been completed.

Description

Triple impeller structure and axial bottom installation type stirring and dispersing device

The present invention relates to a device used for dispersing and stirring various process objects, and relates to a stirring and dispersing device in which the stirring / dispersing effect is increased and the life is increased by varying the installation position of the rotating shaft and the impeller.

Carbon nanotubes have a cylindrical structure in nanometer units, and carbon atoms are arranged in a spiral shape, and have specific properties not found in conventional materials. Therefore, in relation to such carbon nanotubes, various application technologies are being developed due to their excellent physical properties such as electrical characteristics, strength, recoverability and thermal conductivity.

However, since single-walled carbon nanotubes are all surface atoms, aggregation by van der Waals forces between carbon nanotubes is likely to occur, and a single-walled carbon nanotube is formed in a bundle or agglomerate structure composed of a plurality of carbon nanotubes. In many cases, multi-walled carbon nanotubes are also entangled like a net and form large aggregates.

Carbon nanotube aggregates are difficult to chemically and physically manipulated, and the cohesiveness of such carbon nanotubes is a major obstacle to industrial applications. Therefore, there is an increasing need for technology development of a method for dispersing the carbon nanotube aggregates.

Conventionally, as a method of dispersing carbon nanotubes in a solution, a physical dispersion treatment method such as ultrasonic treatment has been proposed. As a specific example of such a carbon nanotube dispersion method, a single-walled carbon nanotube aggregate is put in acetone, and a method of dispersing the carbon nanotube in acetone through ultrasonication is known.

In addition, a method of increasing the hydrophilicity (hydrophilicity) of carbon nanotubes by adding a substance such as a surfactant to a solvent in addition to the ultrasonic treatment has been proposed.

However, such a conventional method of dispersing carbon nanotubes has a slight dispersing effect of carbon nanotubes and may cause external damage to the carbon nanotubes, thereby easily dispersing and dispersing the carbon nanotubes without damaging the carbon nanotubes. There is a need for development of a device that can be used for the purpose of dispersing.

The present invention has been made to solve the above problems, the object of the present invention is to disperse and stir a variety of process objects (ex: carbon nanotubes, etc.), the axis for stirring as a vibration by having a long axis form In order to prevent the agitation / dispersion performance and life from being lowered, the impeller portion for agitation / dispersion is shortened by 80% so as to be installed at the lower end of the tank. The present invention provides a triple impeller structure and an axial bottom-mounted stirring and dispersing device capable of improving productivity and increasing the effect of stirring / dispersing.

Other objects and advantages of the present invention will be described below, and will be appreciated by the embodiments of the present invention. Furthermore, the objects and advantages of the present invention can be realized by means and combinations indicated in the claims.

The present invention as a means for solving the above problems, the tank housing 10, the dispersion and stirring process object is injected; An impeller portion 20 protruding from the bottom of the tank housing 10 so as to protrude to form a plurality of impellers different from each other in a protruding direction to stir / disperse a process object; A cover part 30 installed to be movable up and down to correspond to an upper end of the tank housing 10; A take-out part 40 installed in the tank housing 10 for taking out the process object in the tank housing 10; Characterized in that comprises a.

As described above, the present invention shortens the length of the impeller for agitation / dispersion by up to 80% and installs and rotates adjacent to the bottom of the tank housing, thereby increasing the lifespan than before.

In addition, the present invention has the effect of increasing the stirring / dispersion efficiency by making a plurality of impeller protruding formed in the impeller portion in the protruding direction according to the installation position.

In addition, the present invention has the effect of increasing the stirring / dispersing work efficiency by stirring / dispersing the tank housing to a predetermined temperature and by adding or subtracting the internal pressure.

In addition, the present invention is easy to take out the object of stirring / dispersion is completed.

1 is a front view of an embodiment showing a triple impeller structure and the axial lower direction installation type stirring and dispersing apparatus according to the present invention.

Before describing the various embodiments of the present invention in detail, it will be appreciated that the application is not limited to the details of construction and arrangement of components described in the following detailed description or illustrated in the drawings. The invention can be implemented and carried out in other embodiments and can be carried out in various ways. In addition, device or element orientation (e.g., "front", "back", "up", "down", "top", "bottom" The expressions and predicates used herein with respect to terms such as "," "left", "right", "lateral", etc. are used merely to simplify the description of the present invention, and related apparatus. Or it will be appreciated that the element does not simply indicate or mean that it should have a particular direction.

The present invention has the following features to achieve the above object.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

Looking at this embodiment of the present invention, the tank housing 10 into which the dispersion and stirring process object is put; An impeller portion 20 protruding from the bottom of the tank housing 10 so as to protrude to form a plurality of impellers different from each other in a protruding direction to stir / disperse a process object; A cover part 30 installed to be movable upward and downward to correspond to an upper end of the tank housing 10; A take-out part 40 installed in the tank housing 10 for taking out the process object in the tank housing 10; Characterized in that comprises a.

In addition, the impeller protrudes from the top of the impeller portion 20 toward the bottom of the tank housing 10, the upper impeller 22 to move the process object to the lower end, stirring / dispersing; A stop impeller 23 protruding from the stop of the impeller 20 to stir / disperse the process object; A lower impeller 24 protruding from the lower end of the impeller portion 20 toward the upper portion of the tank housing 10 to push and disperse the process object to the upper end thereof; Characterized in that comprises a.

In addition, the cover part 30 includes an acceleration / deceleration member 31 to allow the pressure in the tank housing 10 to be adjusted; LM guides 32 which are installed at both ends to allow the cover portion 30 to flow up and down; A screw jack 33 installed on the cover part 30 to operate simultaneously with the LM guide 32 to guide the up and down flow of the cover part 30; Characterized in that comprises a.

In addition, the take-out portion 40 has a take-out shaft 41 protruding to the outer periphery of the tank housing 10; A take-out motor 43 rotatably installed on the take-out shaft 41 to lay down the tank housing 10 when the stirring / dispersion of the process object in the tank housing 10 is completed, so that the process object can be taken out; Characterized in that comprises a.

As illustrated in FIG. 1, the triple impeller structure and the axial lower end type stirring and dispersing apparatus of the present invention include a tank housing 10, an impeller portion 20, a cover portion 30, and a blowout portion 40. do.

The tank housing 10 is a place where the process object is agitated / dispersed, the inside is empty, the upper end is open, the lower end has a semi-circular shape gradually deeper toward the center in the form of an arc.

The outer periphery of the tank housing 10 is further provided with a heater 11 for heating the tank housing 10, the predetermined temperature according to the input content (temperature for facilitating the dispersion of each process object) (ex: 0 ~ 100 ℃, etc.) and to ensure that the proper temperature is maintained to improve the effect of the dispersion.

The impeller 20 is rotated by protruding one end toward the inner center of the tank housing 10 from the outer lower end of the tank housing 10 described above.

A plurality of impellers are projected on the outer periphery of the impeller portion 20 for this purpose, protruding on the upper, middle and lower outer peripheries of the impeller portion 20 (more specifically, the rotating shaft 21 of the impeller portion 20). The projecting direction of the impeller to be different is made to be a triple impeller structure.

In the case of the upper impeller 22 located on the outer periphery of the upper side of the impeller portion 20, the protruding direction is such that the bottom surface of the tank housing 10 is formed to protrude, and stirred in the tank housing 10. It is to be able to move toward the bottom of the tank housing 10 while stirring / dispersing the object to be dispersed /.

In the case of the interrupting impeller 23 located at the outer periphery of the stopper side of the impeller part 20, the protruding direction is formed so as to be horizontal with the ground to stir / disperse the process object in the tank housing 10. To help.

In the case of the lower impeller 24 located at the outer periphery of the lower end side of the impeller portion 20, the projecting direction is formed so as to protrude toward the upper portion of the tank housing 10, and the process object to be stirred / dispersed again. It is to be pushed to the top to be stirred / dispersed.

In other words, through this triple impeller structure (upper impeller 22, suspended impeller 23, lower impeller 24), the process object can be more efficiently and reliably stirred / dispersed in the tank housing 10. It can be.

In addition, in the case of such an impeller 20, conventionally formed by the long axis as long as the inner depth of the tank housing 10 to rotate, as well as a motor for rotating the long axis by the vibration of the long axis, as well as the long axis and the device Since there is a problem that the whole life is shortened, in the present invention, by using the rotating shaft 21 of the shortened form reduced in length by about 80% than the existing long axis, the position of the impeller portion 20 is different from the conventional tank housing It becomes a form located closer to the bottom of the (10), the stirring / dispersion is stable, the life of the rotating shaft 21 and the impeller portion 20, the stirring / dispersing device of the present invention as a whole, can also be extended, High speed rotation (ex: 0 ~ 36000rpm) can be controlled to have the effect of improving productivity. (It will be obvious that the rotary motor 25 and the power supply for rotation to such an impeller 20 should be electrically connected.)

The cover part 30 is a cover for sealing and opening the opened upper surface of the tank housing 10 described above. The cover part 30 should be shaped and positioned to correspond to the upper surface of the tank housing 10. Ham will be natural.

The cover part 30 includes a pressure reduction member 31, an LM guide (LM-GUIDE) 32, a screw jack (SCREW JACK, 33).

The pressure-sensitive member 31 is installed in the cover portion 30 so as to communicate with the inside of the tank housing 10, in accordance with the type of the object to be stirred / dispersed in the tank housing 10, the tank housing 10 The internal pressure can be pressurized or reduced in pressure (-1 to 3 kg / cm 2), so that the stirring / dispersing effect can be increased. (ex: vacuum pump, compressor, etc. are connected)

The LM guide 32 is to allow the above-described cover portion 30 to flow up and down corresponding to the upper portion of the tank housing 10, the LM guide 32 is the both sides of the cover portion 30 A pair is installed in the tank to allow the tank housing 10 to be opened when the process object is input and the stirring / dispersion of the process object is completed, and the tank housing 10 can be sealed when the process object is stirred / dispersed.

The screw jack 33 is to facilitate the up and down flow of the cover portion 30 with the LM guide 32 described above, one end is fixed to a separate support, the other end of the cover portion 30 By being fixed to the bottom surface of the cover part 30 at a position adjacent to both side LM guides 32, the screw jack 33 fixes the cover part 30 when the cover part 30 is raised. When the length of the cover portion 30 is lowered, the screw jack 33 is reduced in length in the same state that the screw jack 33 is fixed to the cover portion 30 when the cover portion 30 is lowered. To support operation.

The take-out part 40 is a device for discharging the process object inside the stirring / dispersion is completed in the tank housing 10 described above to the outside, and includes a take-out shaft 41 and the take-out motor 43 (reduction motor) do.

At the outer circumference of the tank housing 10, a takeout shaft 41 horizontally flush with the ground protrudes a predetermined length, and power is transferred to the takeout shaft 41 by a power transmission means (eg, a gear, etc.) 42. Possible to take out the motor 43 is connected.

That is, when stirring / dispersion of the process target in the tank housing 10 is completed, the extraction shaft 41 is rotated to one side or the other side of the tank housing 10 through the extraction motor 43, and thus the tank housing ( As 10) is laid down, the process object inside can be discharged to the outside.

Of course, when taking out is complete, the position of the tank housing 10 is returned to the original position through the take-out motor 43.

Referring to the operation of the present invention described above, after the workpiece is put into the tank housing 10 and the power is supplied, the tank housing 10 is subjected to the type of workpiece or the pressure preset by the user or the dispersion of the workpiece. The pressure is adjusted to this easy pressure, and at the same time, the heater 11 is operated to adjust the temperature to the kind of the object to be processed, the heating temperature preset by the user, or the temperature at which the object is easily dispersed.

Thereafter, by rotating the impeller 20 by driving the rotary motor 25 connected to the impeller portion 20 (10000 ~ 36000rpm), by stirring / dispersing the object to be processed in the tank housing 10, when the dispersing process is rotated Stop the motor 25 and open the cover 30 through the LM guide 32 and the screw jack 33, the tank housing 10 is laid down for extraction of the object with the reduction motor of the take-out 40 After the extraction process is completed, the tank housing 10 may be returned to its original state.

As described above, although the present invention has been described by way of limited embodiments and drawings, the present invention is not limited thereto and is described by the person of ordinary skill in the art to which the present invention pertains. Various modifications and changes may be made without departing from the scope of the appended claims.

[Description of the code]

10: tank housing 20: impeller portion

21: axis of rotation 22: upper impeller

23: suspended impeller 24: lower impeller

25: rotary motor 30: cover

31: Pressure reducing member 32: LM guide

33: screw jack 40: outlet

41: ejection shaft 42: gear

43: blowout motor

Claims

A tank housing 10 into which a dispersion and stirring process object is input;

An impeller unit 20 installed to be adjacent to a bottom surface of the tank housing 10 and having a plurality of impellers having different protruding directions to stir / disperse a process object;

A cover part 30 installed to be movable up and down to correspond to an upper end of the tank housing 10;

A take-out part 40 installed in the tank housing 10 for taking out the process object in the tank housing 10;

Triple impeller structure and axial lower direction installation type stirring and dispersing apparatus comprising a.
The method of claim 1,

The impeller

An upper impeller 22 protruding from the upper end of the impeller 20 toward the bottom of the tank housing 10 to move the process object to the lower end and to stir / disperse the object;

A stop impeller 23 protruding from the stop of the impeller 20 to stir / disperse the process object;

A lower impeller 24 protruding from the lower end of the impeller portion 20 toward the upper portion of the tank housing 10 to push and disperse the process object to the upper end thereof;

Triple impeller structure and axial lower direction installation type stirring and dispersing apparatus comprising a.
The method of claim 1,

The cover part 30

An acceleration / deceleration member (31) for allowing the pressure in the tank housing (10) to be adjusted;

LM guides 32 which are installed at both ends to allow the cover portion 30 to flow up and down;

A screw jack 33 installed on the cover part 30 to operate simultaneously with the LM guide 32 to guide the up and down flow of the cover part 30;

Triple impeller structure and axial lower direction installation type stirring and dispersing apparatus comprising a.
The method of claim 1,

The outlet 40 is

A ejection shaft 41 protruding from an outer circumference of the tank housing 10;

A take-out motor 43 rotatably installed on the take-out shaft 41 to lay down the tank housing 10 when the stirring / dispersion of the process object in the tank housing 10 is completed, so that the process object can be taken out;

Triple impeller structure and axial lower direction installation type stirring and dispersing device comprising a