CN218014180U - Sorting device - Google Patents

Abstract

The utility model discloses a sorting unit, sorting unit includes: the machine body is hollow, and an air inlet and an air outlet which are communicated with the hollow cavity of the machine body are arranged on the machine body; the at least two rotating cage components are rotatably arranged in the hollow cavity of the machine body; at least one bulk cargo assembly which is rotatably arranged in the hollow cavity of the machine body; the feeding structure is arranged on the machine body and used for conveying granular materials to the bulk material assembly, and the feeding structure is positioned above the bulk material assembly; the at least two receiving assemblies are positioned below the rotating cage assembly, at least partially arranged in the hollow cavity of the machine body and used for collecting the granular materials with different sizes screened by the rotating cage assembly; the rotary cage assembly comprises at least two rotary cage assemblies, a bulk material assembly and at least two driving modules, wherein the at least two rotary cage assemblies are driven by a rotary cage driving assembly, the bulk material assembly is driven by the bulk material driving assembly, and the rotary cage driving assembly comprises at least two driving modules with the same number as the rotary cage assemblies.

Description

Sorting device

Technical Field

The utility model belongs to the technical field of the material sorting unit, concretely relates to sorting unit of granular materials.

Background

The sorting device can classify the materials according to the thickness degree of the granular materials, namely, the powder with different grain diameters in the materials is separated to obtain powder with various grain diameters. The existing sorting device can not realize multi-particle size classification of materials through one sorting device, multiple devices are required to be used for realizing multi-particle size classification, and the pain points of large number of devices, inconvenient management and high civil engineering cost exist. Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that a sorting unit that sorting efficiency and sorting precision are high is provided.

In order to solve the technical problem, the utility model provides a sorting device, include: the air conditioner comprises a machine body, a fan and a fan, wherein the machine body is hollow, and an air inlet and an air outlet which are communicated with the hollow cavity of the machine body are arranged on the machine body; the at least two rotating cage components are rotatably arranged in the hollow cavity of the machine body; the bulk material assembly is rotatably arranged in the hollow cavity of the machine body; the feeding structure is arranged on the machine body and used for conveying granular materials to the bulk material assembly, and the feeding structure is positioned above the bulk material assembly; the at least two material receiving assemblies are positioned below the rotating cage assemblies, at least part of the material receiving assemblies are arranged in the hollow cavity of the machine body, and the material receiving assemblies are used for collecting granular materials with different sizes screened by the rotating cage assemblies; the at least two rotating cage assemblies are driven by rotating cage driving assemblies, the bulk material assemblies are driven by the bulk material driving assemblies, and the rotating cage driving assemblies comprise at least two driving modules with the same number as the rotating cage assemblies.

Preferably, the sorting device comprises two rotating cage assemblies, and comprises a first rotating cage assembly and a second rotating cage assembly, wherein the size of the screened particles of the first rotating cage assembly is larger than that of the screened particles of the second rotating cage assembly; the rotating cage driving assembly comprises a first driving module and a second driving module, wherein the first driving module is used for driving the first rotating cage assembly to rotate, and the second driving module is used for driving the second rotating cage assembly to rotate.

Preferably, in the sorting device, the first rotating cage assembly comprises a first rotating shaft rotatably arranged in the hollow cavity of the machine body and a first rotating cage which is arranged on the first rotating shaft and synchronously rotates along with the first rotating shaft; the second rotating cage assembly comprises a second rotating shaft which is rotatably arranged in the hollow cavity of the machine body and a second rotating cage which is arranged on the second rotating shaft and synchronously rotates along with the second rotating shaft;

the first driving module is in transmission connection with the first rotating shaft so as to drive the first rotating shaft to rotate; the second driving module is in transmission connection with the second rotating shaft so as to drive the second rotating shaft to rotate.

Preferably, the sorting device, the first rotating cage and the second rotating cage are distributed approximately coaxially; the first rotating shaft penetrates through the second rotating shaft along the axial direction of the second rotating shaft, one end, located in a hollow cavity of the machine body, of the first rotating shaft is connected with the first rotating cage, and the other end, opposite to the first rotating cage, of the first rotating shaft extends to the outer side of the machine body so as to be connected with the first driving module located on the outer side of the machine body;

the periphery cover of second pivot is equipped with the loop bar, the loop bar sets firmly on the organism and at least part is located the cavity intracavity of organism, the second pivot is followed the axial of loop bar is run through the loop bar, the second pivot is located one end in the cavity intracavity of organism with another relative tip extends to the second rotating cage is connected, another relative tip the organism outside, in order to with be located the organism outside the second drive module connects, the outer circumferential wall of second pivot with be equipped with first rotation bearing between the inner wall of loop bar.

Preferably, in the sorting device, the first rotating cage is located below the second rotating cage, and the outer diameter of the first rotating cage is larger than that of the second rotating cage.

Preferably, the sorting device, the first rotating cage includes a first inner ring, a first outer ring disposed on the periphery of the first inner ring, a first bottom plate connected to the first inner ring and the first outer ring from the bottom, and a first connecting support fixedly disposed on the inner wall of the first inner ring and used for connecting to the first rotating shaft, wherein the first inner ring is a cylindrical wall surface, the first outer ring includes a plurality of first grid blades distributed at equal intervals along the circumferential direction of the first inner ring, a first grid port for allowing the air flow containing the material to enter the first rotating cage is formed between adjacent first grid blades, and a first space for allowing the air flow containing the material to circulate is formed between the first outer ring and the first inner ring.

Preferably, the sorting device, the first rotating cage further includes a first conical ring disposed in the first space, the first conical ring is configured to generate a rotating motion situation for the airflow containing the material, and an outer diameter of the first conical ring gradually decreases in a direction from the first rotating cage to the second rotating cage.

Preferably, in the sorting device, the bulk material assembly comprises a third rotating shaft and an impeller located in the hollow cavity of the machine body, and the impeller is arranged at the top of the third rotating shaft and rotates synchronously with the third rotating shaft;

the bottom of the third rotating shaft extends to the outer side of the machine body and then is in transmission connection with the bulk material driving assembly, and the bulk material driving assembly is configured to drive the third rotating shaft to rotate.

Preferably, the sorting device is characterized in that a cyclone cone is further arranged on the outer wall of the machine body, and the cyclone cone is arranged at the air outlet and communicated with the air outlet; wherein, the air outlet is positioned at the top of the machine body.

Preferably, sorting unit, connect the material subassembly including be used for accepting the via the first hopper that connects of the granule material that first rotating cage subassembly was screened and be used for accepting the via the second that the granule material that second rotating cage subassembly was screened connects the hopper.

The technical scheme provided by the utility model, following advantage has:

1. the utility model discloses a set up two at least rotating cage subassemblies in the organism, can realize multistage hierarchical, compare with the hierarchical sorting unit of traditional single-stage, can effectively reduce the quantity of equipment, be convenient for manage, reduce the civil engineering expense.

2. The rotary cage assemblies and the driving modules are arranged in a one-to-one correspondence manner, each rotary cage assembly corresponds to one driving module, the rotary cage assemblies are independent from each other and can rotate at different rotating speeds, the adjustment of different sorting particle sizes can be realized, and the rotary cage assembly has the advantages of wide adjusting range and convenience in adjustment, so that the sorting efficiency and the sorting precision of cement materials are improved;

3. the bulk cargo subassembly adopts different drive assembly drives with the rotating cage subassembly, from this, bulk cargo subassembly and rotating cage subassembly can rotate with the rotational speed of difference, have the convenient advantage of speed governing.

Drawings

Fig. 1 is a schematic view of an internal structure of a sorting device provided by the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is an enlarged schematic view of region A in FIG. 2;

fig. 4 is a schematic structural view of a first rotating cage assembly of the present invention;

FIG. 5 is a schematic view of the first rotating cage of FIG. 4;

fig. 6 is a schematic structural view of a second rotating cage of the present invention.

Detailed Description

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; similarly, "inner and outer" refer to the inner and outer relative to the contours of the components themselves for ease of understanding and description, but the above directional terms are not intended to limit the invention.

The utility model provides a sorting unit for carry out the classification to granule material, above-mentioned granule material can be understood as powdered, or sand grain form material, thereby the powder of multiple particle diameter is obtained after the powder separation of realization with different particle diameters. In one illustrative scenario, the sorting device is used to grade cement. It should be noted that the above example of the sorting device is a cement sorting device, which is only one possible application scenario. In other possible and not explicitly excluded scenarios, the sorting device may also be a powder sorting device, a plastic particle sorting device, or the like.

The following description will be given mainly by taking the sorting apparatus as a cement sorting apparatus as an example. However, as can be seen from the above description, the scope of the embodiments of the present invention is not limited thereto.

Referring to fig. 1 and 2, the sorting apparatus includes: the machine body 100, the rotating cage assembly, the bulk cargo assembly 500, the feeding structure 600 and the receiving assembly 700. The body 100 is disposed in the interior to form a hollow cavity therein. The feeding structure 600 is disposed on the machine body 100 and is used for conveying cement materials to the bulk material assembly 500, wherein the feeding structure 600 is located above the bulk material assembly 500, and therefore the cement materials can fall to the bulk material assembly 500 under the action of gravity. The rotating cage assembly and the bulk cargo assembly 500 are rotatably disposed in the hollow cavity of the machine body 100. The rotating cage component can screen cement materials in a rotating process so as to separate particles with different particle sizes in the cement materials and obtain the cement materials with multiple particle sizes. Bulk cargo subassembly 500 can be broken up the cement material, can realize the initial gross separation of middlings granule in the cement material to a certain extent. The receiving assembly 700 is located below the rotating cage assembly and at least partially disposed in the hollow cavity of the machine body 100, and is used for collecting the granular materials of different sizes screened by the rotating cage assembly.

Further, the machine body 100 is further provided with an air inlet 110 and an air outlet (not shown in the drawings) which are communicated with the hollow cavities thereof, the air inlet 110 is located at the middle lower part of the machine body 100, and the air outlet is located at the top of the machine body 100. The number of the air inlets 110 is two, and the air inlets are used for selecting air. The air inlet 110 is communicated with a first port of an external blower (not shown) through an air inlet pipeline (not shown), and the first port is an air outlet end of the blower. The air outlet is communicated with a second port of an external blower through an air outlet pipeline (not shown in the figure), and the second port is an air inlet end of the blower. Therefore, the cement materials are not discharged outside, the circular operation of the sorting device is realized, and the efficiency and the precision of sorting the cement materials are effectively improved.

After the air current enters the hollow cavity of the machine body 100 from the air inlet 110, the cement material is scattered and separated by the bulk material assembly 500 and then uniformly spilled all around, in the process, coarse powder particles with larger particle sizes in the cement material collide with the inner wall of the machine body 100 and then slide down, fine powder particles move upwards under the action of high-speed air current and enter the rotating cage assembly for separation, the separated air current flows out of the machine body 100 through the air outlet on the machine body 100 and enters the hollow cavity of the machine body 100 again after passing through the air blower and the air inlet 110, and a new round of separation operation is performed.

Regarding the rotating cage assembly, in the present embodiment, please refer to fig. 1 and fig. 2, the sorting apparatus is provided with at least two rotating cage assemblies, the at least two rotating cage assemblies are driven by a rotating cage driving assembly 400, wherein the rotating cage driving assembly 400 includes at least two driving modules with the same number as that of the rotating cage assemblies. That is, the rotating cage assemblies are arranged in one-to-one correspondence with the driving modules, and each rotating cage assembly corresponds to one driving module. By the above, mutual independence between each rotating cage subassembly can rotate with the rotational speed of difference, has effectively improved the efficiency and the precision that the cement material was selected separately, has the advantage of selecting separately effectually.

Under the condition that the sorting device is provided with at least two rotating cage assemblies, the sorting device is provided with at least two material receiving assemblies 700, and the material receiving assemblies 700 are distributed in one-to-one correspondence with the rotating cage assemblies.

Regarding the number of the cage assemblies, the number of the cage assemblies may be two, or may be three, four, five, or the like. In this embodiment, it is preferable that the number of the cage assemblies is two. The following description is given by way of example only, in which the number of the cage assemblies is two, but the scope of the present invention is not limited thereto.

The rotating cage assembly comprises a first rotating cage assembly 200 and a second rotating cage assembly 300, wherein the first rotating cage assembly 200 is positioned below the second rotating cage assembly 300, and the size of the screening particles of the first rotating cage assembly 200 is larger than that of the screening particles of the second rotating cage assembly 300. The above-mentioned "screened particles of the first basket assembly 200" refers to particles that cannot enter the first basket assembly 200, that is, particles that are screened out. Similarly, the above-mentioned "screened particles of the second rotating cage assembly 300" refers to particles that cannot enter the second rotating cage assembly 300, that is, particles that are screened out.

The rotating cage driving assembly 400 includes a first driving module 410 for driving the first rotating cage assembly 200 to rotate and a second driving module 420 for driving the second rotating cage assembly 300 to rotate. In consideration of the installation problem, in the present embodiment, the first driving module 410 and the second driving module 420 are both provided at the outer side of the body 100.

Further, referring to fig. 2 to 4, the first rotating cage assembly 200 includes a first rotating shaft 210 rotatably disposed in the hollow cavity of the machine body 100, and a first rotating cage 220 disposed on the first rotating shaft 210 and synchronously rotating with the first rotating shaft 210. The first driving module 410 is in transmission connection with the first rotating shaft 210 to drive the first rotating shaft 210 to rotate.

Further, referring to fig. 2 and 3, the second rotating cage assembly 300 includes a second rotating shaft 310 rotatably disposed in the hollow cavity of the body 100, and a second rotating cage 320 disposed on the second rotating shaft 310 and rotating synchronously with the second rotating shaft 310. The second driving module 420 is in transmission connection with the second rotating shaft 310 to drive the second rotating shaft 310 to rotate.

In this embodiment, the structures of the first driving module 410 and the second driving module 420 may be the same or different. In one embodiment, the first driving module 410 and the second driving module 420 have the same structure and include a driving motor (not shown) and a speed reducing unit (not shown). The driving motor of the first driving module 410 drives the first rotating shaft 210 to rotate through the speed reducing unit; similarly, the driving motor of the second driving module 420 drives the second rotating shaft 310 to rotate through the speed reducing unit.

In another aspect, the structures of the first driving module 410 and the second driving module 420 are not shared. For example, the first driving module 410 includes a driven gear (not shown) disposed on the first rotating shaft 210, a driving gear (not shown) engaged with the driven gear, and an adjustable speed motor, wherein the driving gear is disposed on an output shaft of the adjustable speed motor, the output shaft of the adjustable speed motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, and the first rotating shaft 210 and the driven gear rotate synchronously. And the second driving module 420 includes a speed-adjustable motor, a driving pulley disposed on an output shaft of the speed-adjustable motor, a driven pulley disposed on the second rotating shaft 310, and a transmission belt, wherein the transmission belt is tensioned on the driving pulley and the driven pulley, so as to transmit the torque of the speed-adjustable motor to the second rotating shaft 310.

By the above, the sorting device can enable the first rotating cage assembly 200 and the second rotating cage assembly 300 to have different rotating speeds through different driving modules, realizes different regulation of sorting particle sizes, and has the advantages of wide regulation range and convenience in regulation, so that the sorting efficiency and the sorting precision of cement materials are improved.

In order to make the internal structure of the machine body 100 compact and reduce the space occupancy, in the present embodiment, the first rotating cage 220 and the second rotating cage 320 are substantially coaxially distributed. In the present specification, "substantially" or "substantially" may be understood as being close to, approximate to, or within a predetermined range from a target value.

In this embodiment, the first rotating shaft 210 penetrates the second rotating shaft 310 along the axial direction of the second rotating shaft 310, one end of the first rotating shaft 210 located in the hollow cavity of the machine body 100 is connected to the first rotating cage 220, and the other end opposite to the first rotating shaft extends to the outside of the machine body 100 to be connected to the first driving module 410 located outside the machine body 100.

One end of the first rotating shaft 210 is supported in the hollow cavity of the machine body 100 by the first mounting base 230, and the first mounting base 230 is fixedly disposed in the hollow cavity of the machine body 100 and located below the first rotating cage 220. The other end of the first rotating shaft 210 is supported outside the machine body 100 by a second mounting base 240.

Specifically, a sleeve rod 330 is sleeved on the outer periphery of the second rotating shaft 310, the sleeve rod 330 is fixedly disposed on the machine body 100 and at least partially disposed in the hollow cavity of the machine body 100, the second rotating shaft 310 penetrates through the sleeve rod 330 along the axial direction of the sleeve rod 330, one end of the second rotating shaft 310 disposed in the hollow cavity of the machine body 100 is connected to the second rotating cage 320, the other end thereof opposite to the second rotating cage extends to the outside of the machine body 100 to be connected to the second driving module 420 disposed on the outside of the machine body 100, and a first rotating bearing 340 is disposed between the outer peripheral wall of the second rotating shaft 310 and the inner wall of the sleeve rod 330.

Referring to fig. 2 and 3, the top of the loop bar 330 extends to the outside of the machine body 100, and the top of the loop bar 330 is fixed to the top of the outside of the machine body 100. The first rotary bearing 340 is a tapered roller bearing, and thus can receive an axial force applied by the second rotary shaft 310. One end of the second shaft 310 is exposed out of the sleeve rod 330 to connect with the second rotating cage 320.

Referring to fig. 5, the first rotating cage 220 includes a first inner ring 221, a first outer ring 222 disposed on an outer circumference of the first inner ring 221, a first bottom plate 223 connected to the first inner ring 221 and the first outer ring 222 from a bottom, and a first connecting bracket 224 fixed on an inner wall of the first inner ring 221 and connected to the first rotating shaft 210.

The first inner ring 221 is a cylindrical wall. The first outer ring 222 includes a plurality of first grid blades distributed at equal intervals along the circumferential direction of the first inner ring 221, a first grid opening for allowing the airflow containing the cement material to enter the first rotating cage 220 is formed between adjacent first grid blades, and a first space for allowing the airflow containing the cement material to flow is formed between the first outer ring 222 and the first inner ring 221.

Further, the first rotating cage 220 further includes a first conical ring 225 disposed in the first space, the first conical ring 225 is configured to generate a rotating motion of the airflow containing the material, and an outer diameter of the first conical ring 225 gradually decreases in a direction along the first rotating cage 220 to the second rotating cage 320. Thereby, the airflow in the first space has a rotating upward movement state.

Referring to fig. 6, the second rotating cage 320 includes a second inner ring 321, a second outer ring 322 located at the outer periphery of the second inner ring 321, and a second bottom plate 323 connecting the second inner ring 321 and the second outer ring 322 from the bottom, wherein the second inner ring 321, the second outer ring 322 and the second bottom plate 323 are fixedly connected to form a whole to be connected to the second rotating shaft 310. The second rotating shaft 310 is connected to the second inner ring 321 and is located at the center of the second rotating cage 320.

Specifically, the second inner ring 321 is a conical surface, which enables the airflow entering the second rotating cage 320 to have a rotating motion. The second outer ring 322 comprises a plurality of second grid vanes which are distributed at equal intervals along the circumferential direction of the second inner ring 321, a second grid opening for allowing the airflow containing the cement materials to enter the second rotating cage 320 is formed between the adjacent second grid vanes, and a second space for allowing the airflow containing the cement materials to flow is formed between the second outer ring 322 and the second inner ring 321.

In the direction from the first cage 220 to the second cage 320, the outer diameter of the second inner ring 321 is gradually decreased, and the outer diameter of the second outer ring 322 is gradually increased. The purpose of the above setting is: the second space is in a structure with a small bottom and a large top, that is, the flow cross section of the airflow is increased on the flow path of the airflow, so that the flow speed of the airflow is reduced, and the remaining medium powder particles in the airflow are screened by the second rotating cage 320. In addition, the airflow has a rotary upward movement state in the second space, so that medium powder particles in the airflow can be sorted out. Therefore, the method has the advantage of high sorting precision.

In the present embodiment, the first cage 220 is located below the second cage 320, and the outer diameter of the first cage 220 is larger than the outer diameter of the second cage 320. The outer diameter of the bottom of the second rotating cage 320 is smaller than the diameter of the first inner ring 221 of the first rotating cage 220, and the first connecting support 224 is provided with a through hole 2241 through which fine powder particles pass, so that the fine powder particles screened out by the second rotating cage 320 can fall into the material receiving assembly 700 after passing through the first inner ring 221.

Further, referring to fig. 1 and 2, the receiving assembly 700 includes a first receiving hopper 710 for receiving the medium-coarse material screened by the first rotating cage assembly 200 and a second receiving hopper 720 for receiving the fine material screened by the second rotating cage assembly 300.

In this embodiment, the second receiving hopper 720 is located inside the first receiving hopper 710. The first receiving hopper 710 has a first feeding opening and a first discharging opening; the second receiving hopper 720 has a second feeding opening and a second discharging opening. First pan feeding mouth and second pan feeding mouth all are located the cavity intracavity of organism 100, and first discharge opening and second discharge opening all are located the cavity intracavity outside of organism 100.

In the above, the medium coarse powder particles obtained by screening the first rotating cage assembly 200 fall into the first receiving hopper 710 through the first feeding port, and then are discharged through the first discharging port; the fine powder particles obtained by screening the second rotating cage assembly 300 fall into the second receiving hopper 720 through the second feeding port, and then are discharged through the second discharging port.

Of course, the second receiving hopper 720 and the first receiving hopper 710 may be all located in the hollow cavity of the machine body 100. In this case, the second receiving container 720 and the first receiving container 710 are detachably provided in the machine body 100. The machine body 100 is provided with a material taking door which can be opened and closed. When the second receiving hopper 720 and the first receiving hopper 710 need to be taken out, the material taking door can be opened to take the second receiving hopper 720 and the first receiving hopper 710 out of the machine body 100.

In this embodiment, referring to fig. 1 and fig. 2, the sorting apparatus is provided with at least one bulk material assembly 500, and the bulk material assembly 500 is driven by a bulk material driving assembly. Therefore, the bulk material assembly 500 and the rotating cage assembly are driven by different driving assemblies, so that the bulk material assembly 500 and the rotating cage assembly can rotate at different rotating speeds, and the rotary cage assembly has the advantage of convenience in speed regulation.

Regarding the number of bulk material assemblies 500, in the present embodiment, the number of bulk material assemblies 500 is one. Of course, the number of bulk material assemblies 500 may also be two, three, or other numbers. The number of bulk assemblies 500 is described below as an example.

Referring to fig. 2, the bulk material assembly 500 includes a third rotating shaft 510 and an impeller 520 located in the hollow cavity of the machine body 100, wherein the impeller 520 is disposed on the top of the third rotating shaft 510 and rotates synchronously with the third rotating shaft 510. Therefore, when the cement material falls to the impeller 520, the centrifugal force generated by the rotation of the impeller 520 uniformly spills the cement material to the periphery, the coarse powder particles in the cement material slide down along the inner wall of the machine body 100 after colliding with the inner wall of the machine body 100, the bottom of the machine body 100 is provided with the discharge port 120 for discharging the coarse powder particles, and the coarse separation of the cement material can be realized.

Further, the bottom of the third shaft 510 extends to the outside of the machine body 100 and is in transmission connection with a bulk material driving assembly (not shown), and the bulk material driving assembly is configured to drive the third shaft 510 to rotate.

In this embodiment, please refer to fig. 1, a cyclone cone 900 is further disposed on an outer wall of the machine body 100, and the cyclone cone 900 is disposed at the air outlet and is communicated with the air outlet. The air outlet is located at the top of the machine body 100, that is, the cyclone cone 900 is also located at the top of the machine body 100. Wherein the cyclone cone 900 has a first outlet 910 and a second outlet 920, the first outlet 910 being located at the bottom of the cyclone cone 900 and the second outlet 920 being located at the top of the cyclone cone 900. The first outlet 910 is used for discharging, and the second outlet 920 is used for air outlet. Specifically, after the high-speed airflow passing through the second rotating cage assembly 300 enters the cyclone cone 900, the fine powder particles in the high-speed airflow are discharged from the first outlet 910 by the cyclone cone 900, and the high-speed airflow is discharged from the second outlet 920.

Further, referring to fig. 1 and fig. 2, the wind guiding structures 800 are disposed on the peripheries of the first rotating cage 220 and the second rotating cage 320, and the wind guiding structures 800 function as: to homogenize the wind and to cause the air flow to rotate according to a preset angle.

Having fully described the structure of the sorting apparatus, those skilled in the art will understand the following working processes:

cement materials fall onto the impeller 520 through the feeding structure 600, the impeller 520 uniformly sprinkles the cement materials to the periphery in the rotating process, high-speed airflow containing the cement materials rotates in the hollow cavity of the machine body 100 and moves upwards, during the process, coarse powder particle materials in the cement materials fall to the bottom of the machine body 100 and are discharged out of the machine body 100 through the discharge port 120, and the sorting device is used for the first-stage sorting of the materials;

then, the high-speed airflow containing the cement materials continues to move upwards, when the high-speed airflow meets the first rotating cage 220, the first rotating cage 220 can screen out the medium coarse powder particle materials in the high-speed airflow, the screened medium coarse powder particle materials fall into the first receiving hopper 710 below, and are discharged out of the machine body 100 through the first receiving hopper 710, and the process is the second-stage classification of the materials by the sorting device;

then, the high-speed airflow further moves upwards after passing through the first rotating cage 220, when the high-speed airflow meets the second rotating cage 320, the second rotating cage 320 can screen out the medium-fine powder particulate materials in the high-speed airflow, the screened medium-fine powder particulate materials fall into the second receiving hopper 720 below, and are discharged out of the machine body 100 through the second receiving hopper 720, and the process is that the sorting device sorts the materials in the third stage;

finally, after the high-speed airflow passing through the second rotating cage assembly 300 enters the cyclone cone 900, fine powder particles in the high-speed airflow are discharged from the first outlet 910 under the action of the cyclone cone 900, and the high-speed airflow is discharged from the second outlet 920.

In conclusion, sorting unit can realize the multistage hierarchical to the material, has realized the level four hierarchical to the material in this embodiment. Of course, the utility model discloses not so receive the injeciton to the hierarchical number of material, still can be for five grades of grades, six grades of grades etc. can be according to actual use condition and decide.

Compared with the traditional single-stage grading sorting device, the utility model can effectively reduce the number of devices, is convenient for management and reduces the civil engineering cost; in addition, the rotating cage assemblies are in one-to-one correspondence with the driving modules, each rotating cage assembly corresponds to one driving module, each rotating cage assembly is independent of the other rotating cage assemblies, the rotating cage assemblies can rotate at different rotating speeds, different sorting particle sizes can be adjusted, and the cement material sorting device has the advantages of being wide in adjusting range and convenient to adjust, and therefore the sorting efficiency and the sorting precision of cement materials are improved.

Claims (10)

1. A sorting apparatus, comprising:

the air conditioner comprises a machine body (100), wherein the interior of the machine body (100) is hollow, and an air inlet (110) and an air outlet which are communicated with the hollow cavity of the machine body (100) are formed in the machine body (100);

the at least two rotating cage components are rotatably arranged in the hollow cavity of the machine body (100);

at least one bulk cargo assembly (500) which is rotatably arranged in the hollow cavity of the machine body (100);

the feeding structure (600) is arranged on the machine body (100) and used for conveying granular materials to the bulk material assembly (500), and the feeding structure (600) is positioned above the bulk material assembly (500);

the at least two receiving assemblies (700) are positioned below the rotating cage assembly, at least partially arranged in the hollow cavity of the machine body (100) and used for collecting the granular materials with different sizes screened by the rotating cage assembly;

the at least two rotating cage assemblies are driven by a rotating cage driving assembly (400), the bulk material assembly (500) is driven by the bulk material driving assembly, and the rotating cage driving assembly comprises at least two driving modules with the same number as the rotating cage assemblies.

2. The sorting apparatus of claim 1,

the number of the rotating cage assemblies is two, the rotating cage assemblies comprise a first rotating cage assembly (200) and a second rotating cage assembly (300), and the size of the screening particles of the first rotating cage assembly (200) is larger than that of the screening particles of the second rotating cage assembly (300);

wherein the rotating cage driving assembly (400) comprises a first driving module (410) for driving the first rotating cage assembly (200) to rotate and a second driving module (420) for driving the second rotating cage assembly (300) to rotate.

3. The sorting apparatus according to claim 2,

the first rotating cage assembly (200) comprises a first rotating shaft (210) which is rotatably arranged in a hollow cavity of the machine body (100) and a first rotating cage (220) which is arranged on the first rotating shaft (210) and synchronously rotates along with the first rotating shaft (210);

the second rotating cage assembly (300) comprises a second rotating shaft (310) which is rotatably arranged in a hollow cavity of the machine body (100) and a second rotating cage (320) which is arranged on the second rotating shaft (310) and synchronously rotates along with the second rotating shaft (310);

the first driving module (410) is in transmission connection with the first rotating shaft (210) to drive the first rotating shaft (210) to rotate; the second driving module (420) is in transmission connection with the second rotating shaft (310) to drive the second rotating shaft (310) to rotate.

4. The sorting apparatus according to claim 3,

the first rotating cage (220) and the second rotating cage (320) are distributed approximately coaxially;

the first rotating shaft (210) penetrates through the second rotating shaft (310) along the axial direction of the second rotating shaft (310), one end, located in a hollow cavity of the machine body (100), of the first rotating shaft (210) is connected with the first rotating cage (220), and the other opposite end of the first rotating shaft extends to the outside of the machine body (100) so as to be connected with the first driving module (410) located on the outside of the machine body (100);

the periphery cover of second pivot (310) is equipped with loop bar (330), loop bar (330) set firmly on organism (100) and at least part is located the cavity intracavity of organism (100), second pivot (310) are followed the axial of loop bar (330) is run through loop bar (330), second pivot (310) are located one end in organism (100) cavity intracavity with second rotating cage (320) are connected, another relative tip extends to organism (100) outside, with be located the organism (100) outside second drive module (420) are connected, the outer periphery wall of second pivot (310) with be equipped with first rotation bearing (340) between the inner wall of loop bar (330).

5. The sorting apparatus according to claim 3,

the first rotating cage (220) is positioned below the second rotating cage (320), and the outer diameter of the first rotating cage (220) is larger than that of the second rotating cage (320).

6. The sorting apparatus of claim 5,

the first rotating cage (220) comprises a first inner ring (221), a first outer ring (222) arranged on the periphery of the first inner ring (221), a first bottom plate (223) connected with the first inner ring (221) and the first outer ring (222) from the bottom, and a first connecting support (224) fixedly arranged on the inner wall of the first inner ring (221) and used for being connected with the first rotating shaft (210), wherein the first inner ring (221) is a cylindrical wall surface, the first outer ring (222) comprises a plurality of first grid blades which are distributed at equal intervals along the circumferential direction of the first inner ring (221), a first grid port for allowing airflow containing materials to enter the first rotating cage (220) is formed between every two adjacent first grid blades, and a first space for allowing airflow containing materials to flow is formed between the first outer ring (222) and the first inner ring (221).

7. The sorting apparatus of claim 6,

the first rotating cage (220) further comprises a first conical ring (225) arranged in the first space, the first conical ring (225) is configured to generate a rotating motion state of the airflow containing the materials, and the outer diameter of the first conical ring (225) is gradually reduced in the direction from the first rotating cage (220) to the second rotating cage (320).

8. The sorting apparatus according to claim 1,

the bulk material assembly (500) comprises a third rotating shaft (510) and an impeller (520) positioned in a hollow cavity of the machine body (100), wherein the impeller (520) is arranged at the top of the third rotating shaft (510) and rotates synchronously with the third rotating shaft (510);

after the bottom of the third rotating shaft (510) extends to the outside of the machine body (100), the third rotating shaft is in transmission connection with the bulk material driving assembly, and the bulk material driving assembly is configured to drive the third rotating shaft (510) to rotate.

9. The sorting apparatus of claim 1,

the outer wall of the machine body (100) is also provided with a cyclone cone (900), and the cyclone cone (900) is arranged at the air outlet and communicated with the air outlet;

wherein, the air outlet is positioned at the top of the machine body (100).

10. The sorting apparatus according to claim 2,

the material receiving assembly (700) comprises a first material receiving hopper (710) used for receiving the granular materials screened out by the first rotating cage assembly (200) and a second material receiving hopper (720) used for receiving the granular materials screened out by the second rotating cage assembly (300).

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