CN214440921U

CN214440921U - Air classifier

Info

Publication number: CN214440921U
Application number: CN202023040503.1U
Authority: CN
Inventors: 刘贺; 任朝辉
Original assignee: Shijiazhuang Rijia Powder Equipment Technology Co ltd
Current assignee: Shijiazhuang Rijia Powder Equipment Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-10-22
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses an air classifier equipment, including the grader main part, the upper end surface of grader main part is provided with the motor, the surface of grader main part is provided with the farine discharge port, the lower extreme of farine discharge port is provided with the impingement plate, the lower extreme of impingement plate is provided with hierarchical room, No. one air inlet, No. two air inlets have been seted up respectively to the both sides of hierarchical room, the lower extreme of hierarchical room is provided with the wheel of grading, be equipped with hierarchical blade on the wheel of grading, the lower extreme of wheel of grading is provided with the middlings discharge port, the overgrate air inlet has been seted up to one side of middlings discharge port. Air classifier equipment, the angle that can restrain the indiscriminate stream in the hierarchical room, the guide plate can change wantonly, the dispersion board can carry out the secondary dispersion and the classification scope is between 0.5-100 microns, can effectively improve people's work efficiency, bring better use prospect.

Description

Air classifier

Technical Field

The utility model relates to an air classifier technical field, in particular to air classifier equipment.

Background

The air classifier is the equipment of the particle classification operation that utilizes the particle settling velocity difference to go on in the air current, and in the mill, in order to improve people's availability factor, people need use the air classifier to operate, satisfy people's demand, improve people's availability factor, along with the continuous development of science and technology, people also are higher and higher to the manufacturing process requirement of air classifier.

The existing air classifier has certain defects when in use, air flow in a classifying chamber is easy to be disordered, the angle of a guide plate cannot be changed randomly, the dispersing efficiency of a classifying wheel is low, the classifying range of the classifier is small, the use efficiency of the classifier is reduced, and certain adverse effects are brought to the use process of people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a current grader equipment possesses the simple operation, and convenient to use and practicality advantage such as strong can effectively solve the problem in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: air classifier equipment, including the grader main part, the upper end surface of grader main part is provided with the motor, the surface of grader main part is provided with the farine discharge port, the lower extreme of farine discharge port is provided with the impingement plate, the lower extreme of impingement plate is provided with hierarchical room, No. one primary air inlet, No. two primary air inlets have been seted up respectively to the both sides of hierarchical room, the lower extreme of hierarchical room is provided with the classifying wheel, be equipped with hierarchical blade on the classifying wheel, the lower extreme of classifying wheel is provided with the middlings discharge port, secondary air inlet has been seted up to one side of middlings discharge port, the outside of hierarchical blade is provided with the diverter valve, the upper end of classifying wheel is provided with the dispersion board, the raw materials is seted up to the upper end of dispersion board and is thrown into the mouth.

Preferably, the main shaft in the grader main body is fixedly connected with the grading wheel.

Preferably, the upper surface of the classifying wheel is fixedly connected with the outer surface of one side of the dispersion plate.

Preferably, the inner surface of the classifier body is fixedly connected with the outer surface of the impact plate.

Preferably, the inner surface of the classifier body is fixedly connected with the outer surface of the diverter valve.

Preferably, the grading wheel is fixedly connected with the outer surface of the grading blade, and the grading range of the grader main body is 0.5-100 micrometers.

(III) advantageous effects

Compared with the prior art, the utility model provides an air classifier equipment possesses following beneficial effect:

the air classifier is connected with a power supply of the equipment, the equipment is switched on, materials are put into the classifier to be operated, the classified raw materials are put into the equipment from a raw material input port, the classified raw materials which are dispersed into single particles under the action of a dispersion plate and an impact plate descend to a classification chamber while revolving around a classification rotor, the classified air flowing in from a flow guide port is uniformly rectified in the classification chamber, the classified air vortex and the dispersed raw materials revolve together, the revolving centrifugal force generated by the rotation of the classification rotor and the air flow flowing to the center direction of the classification rotor are balanced with each other, the coarse powder and the fine powder of the classified raw materials are classified, the classified coarse powder descends along the extension of the classification rotor and circles and moves to a lower bin for coarse powder recovery, and the fine powder is sucked to the inside by a classification wheel by the air flow of the classification air vortex, the fine powder is collected and recovered by a catcher through a fine powder pipeline, a classification wheel rotates to generate a forced airflow vortex, the rectified airflow entering from an airflow guide valve generates a free airflow vortex, the two interact to form an ideal classification vortex, the turbulent flow in the classification chamber is inhibited to the maximum extent, the angle of a guide plate can be changed at will, the classification raw material in the classification chamber can run to the side of a classification rotor, the influence of the specific gravity of the classification raw material is reduced, coarse particles in the raw material are removed, the classification dispersing efficiency is high, a plate on the upper part of the classification wheel carries out secondary dispersion on the particles, and the classification raw material entering the classification chamber can be dispersed ideally, the single particle classification can be realized, the classification range can be classified at any granularity between 0.5 and 100 microns, the working efficiency of the classifier is improved, and the whole airflow classifier has the advantages of simple structure, convenience in operation and better using effect compared with the traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of the air classifier of the present invention.

Fig. 2 is one of the partial component structural schematic diagrams of the air classifier device of the present invention.

Fig. 3 is a second schematic view of the structure of the partial components of the air classifier of the present invention.

Fig. 4 is a third schematic view of a partial structure of the air classifier of the present invention.

In the figure: 1. a classifier body; 2. a motor; 3. a fine powder discharge port; 4. an impact plate; 5. a primary air inlet; 6. a classification chamber; 7. a grading wheel; 8. a coarse powder discharge port; 9. a secondary air inlet; 10. grading the blades; 11. a diverter valve; 12. a second primary air inlet; 13. a dispersion plate; 14. a raw material input port.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 4, the air classifier device includes a classifier body 1, a motor 2 is provided on the outer surface of the upper end of the classifier body 1, a fine powder discharge port 3 is provided on the outer surface of the classifier body 1, an impact plate 4 is provided at the lower end of the fine powder discharge port 3, a classifying chamber 6 is provided at the lower end of the impact plate 4, a first primary air inlet 5 and a second primary air inlet 12 are respectively provided on both sides of the classifying chamber 6, a classifying wheel 7 is provided at the lower end of the classifying chamber 6, a classifying blade 10 is provided on the classifying wheel 7, a coarse powder discharge port 8 is provided at the lower end of the classifying wheel 7, a secondary air inlet 9 is provided at one side of the coarse powder discharge port 8, a diversion valve 11 is provided on the outer side of the classifying blade 10, a dispersion plate 13 is provided at the upper end of the classifying wheel 7, and a raw material inlet 14 is provided at the upper end of the dispersion plate 13.

Further, a main shaft in the classifier body 1 is fixedly connected with a classifying wheel 7. The fixing performance between the classifier body 1 and the classifying wheel 7 is improved.

Further, the upper surface of the classifying wheel 7 is fixedly connected with the outer surface of one side of the dispersion plate 13. The fixing performance between the classification wheel 7 and the dispersion plate 13 is improved.

Furthermore, the inner surface of the classifier body 1 is fixedly connected with the outer surface of the impact plate 4, so that the fixing performance between the classifier body 1 and the impact plate 4 is improved.

Further, the inner surface of the classifier body 1 is fixedly connected with the outer surface of the diversion valve 11, so that the fixing performance between the classifier body 1 and the diversion valve 11 is improved.

Furthermore, the grading wheel 7 is fixedly connected with the outer surface of the grading blade 10, the fixing performance between the grading wheel 7 and the grading blade 10 is improved, the grading range of the grader main body 1 is 0.5-100 microns, and the grading efficiency of the grader is improved conveniently.

The working principle is as follows: an air classifier apparatus in which a power source is connected to the apparatus, a switch of the apparatus is turned on to put a material into a classifier and operate the classifier, a classifying material is fed into the apparatus from a material inlet 14, the classifying material dispersed into single particles by a dispersing plate 13 and an impact plate 4 is dropped into a classifying chamber 6 while being swirled around a classifying rotor, the classifying air flowing from a flow guide port is uniformly rectified in the classifying chamber 6, the classifying air swirl is swirled together with the dispersing material, a swirling centrifugal force generated by the rotation of the classifying rotor and an air flow flowing toward the center direction of the classifying rotor are balanced with each other, coarse powder and fine powder of the classifying material are classified, the classified coarse powder is swirled down along the extension of the classifying rotor and moved to a lower bin for recovering coarse powder 8, and the fine powder is sucked into the inside by a classifying wheel 7, the fine powder is collected and recovered by a catcher through a pipeline of a fine powder outlet 3, a classification wheel 7 rotates to generate a forced airflow vortex, the rectified airflow entering from an airflow guide valve generates a free airflow vortex, the free airflow vortex and the ideal classification vortex interact to form an ideal classification vortex, the turbulent flow in a classification chamber 6 is inhibited to the maximum extent, the angle of a guide plate can be changed at will, the classification raw material in the classification chamber 6 can move to the side of a classification rotor, the influence of the specific gravity of the classification raw material is reduced, coarse particles in the raw material are removed, the classification efficiency is high, a dispersion plate 13 on the upper part of the classification wheel 7 carries out secondary dispersion on the particles, the classification raw material entering the classification chamber 6 can be dispersed ideally, single granulation can be realized, the classification range can be classified at any granularity between 0.5 and 100 micrometers, the working efficiency of the classifier is improved, and the whole airflow classifier has a simple structure, convenient operation, the effect of using is better than traditional mode.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Air classifier equipment, including grader main part (1), its characterized in that: the outer surface of the upper end of the classifier main body (1) is provided with a motor (2), the outer surface of the classifier main body (1) is provided with a fine powder outlet (3), the lower end of the fine powder outlet (3) is provided with an impact plate (4), the lower end of the impact plate (4) is provided with a classifying chamber (6), two sides of the classifying chamber (6) are respectively provided with a primary air inlet (5) and a secondary air inlet (12), the lower end of the classifying chamber (6) is provided with a classifying wheel (7), the classifying wheel (7) is provided with a classifying blade (10), the lower end of the classifying wheel (7) is provided with a coarse powder outlet (8), one side of the coarse powder outlet (8) is provided with a secondary air inlet (9), the outer side of the classifying blade (10) is provided with a flow guide valve (11), the upper end of the classifying wheel (7) is provided with a dispersion plate (13), the upper end of the dispersion plate (13) is provided with a raw material inlet (14).

2. The airflow classifier device of claim 1, wherein: and a main shaft in the grader main body (1) is fixedly connected with the grading wheel (7).

3. The airflow classifier device of claim 1, wherein: the upper surface of the grading wheel (7) is fixedly connected with the outer surface of one side of the dispersion plate (13).

4. The airflow classifier device of claim 1, wherein: the inner surface of the grader main body (1) is fixedly connected with the outer surface of the impact plate (4).

5. The airflow classifier device of claim 1, wherein: the inner surface of the classifier body (1) is fixedly connected with the outer surface of the diversion valve (11).

6. The airflow classifier device of claim 1, wherein: the grading wheel (7) is fixedly connected with the outer surface of the grading blade (10), and the grading range of the grader main body (1) is 0.5-100 micrometers.