CN113058848A

CN113058848A - Scattering grader

Info

Publication number: CN113058848A
Application number: CN202110453042.0A
Authority: CN
Inventors: 郝理想; 李晓平; 贲道春; 韩楷; 李刚; 丁同华; 王秀娟; 周丽; 周文华; 田昕
Original assignee: Jiangsu Pengfei Group Co Ltd
Current assignee: Jiangsu Pengfei Group Co Ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-07-02

Abstract

The application relates to a break up grader, it includes casing subassembly, breaks up device, hierarchical screening plant and thin material cone. The scattering device, the grading and screening device and the fine material cone are sequentially arranged on the shell assembly from top to bottom. The housing assembly includes an upper housing and a lower housing. The scattering device comprises a material impact cover, a scattering shell, a scattering assembly, a driving piece and a wear-resistant scattering disk, wherein the material impact cover is arranged on the upper shell, the scattering shell is arranged on the material impact cover, the scattering assembly is arranged in the scattering shell, the driving piece is connected with the scattering assembly, and the wear-resistant scattering disk is connected with the scattering assembly and is located below the scattering shell. Hierarchical screening plant includes vibrating part and screening net, and the screening net sets up in the below of scattering the device, and the vibrating part is connected with the screening net. The fine material cone is arranged in the shell component and is positioned below the screening net. The scattering grader can achieve the integrated functions of scattering and grading, machining efficiency is improved, and the overall occupied space of the scattering grader is reduced.

Description

Scattering grader

Technical Field

The application relates to a scattering and screening grading device, in particular to a scattering grader.

Background

The scattering classifier is used as material cake scattering and sorting equipment, and the aggregate cake scattering and particle grading are integrated and matched with a roller press to form an independent extrusion scattering loop. The adverse effects of large-particle materials which are not fully extruded in the processes of material leakage at the edge of the roller press, start-up and shutdown and normal work on a subsequent ball milling system can be eliminated, and the effects of greatly increasing yield and saving energy are achieved.

In the process of realizing the application, the applicant finds that the scattering device and the grading device of the existing scattering grader are arranged together, so that the transmission device is complex and inconvenient to maintain, and the scattering motor is connected with the scattering device through the transmission belt, so that the rotating speed of the scattering disc is slowed down due to the fact that the transmission belt is easy to loosen and slip, the acceleration effect on materials is influenced, and the centrifugal force is insufficient.

Disclosure of Invention

In order to solve the technical problems existing in the prior art, the embodiment of the application provides a scattering classifier. The specific technical scheme is as follows:

in a first aspect, there is provided a breaker classifier comprising: the shell assembly comprises an upper shell and a lower shell, the upper shell is arranged on the lower shell, the upper shell is provided with a dust collecting ventilation port, and the bottom of the lower shell is provided with a coarse material outlet; the breaking device is arranged on the shell component and comprises a material impact cover, a breaking shell, a breaking component, a driving component and a wear-resistant spreading disk, the material impact cover is arranged on the upper shell, the breaking shell is arranged on the material impact cover, the breaking component is arranged in the breaking shell, the driving component is connected with the breaking component, and the wear-resistant spreading disk is connected with the breaking component and is positioned below the breaking shell; the grading and screening device is arranged in the shell assembly and comprises a vibrating piece and a screening net, the screening net is arranged below the scattering device, and the vibrating piece is arranged on the upper shell and connected with the screening net; the fine material cone is arranged in the shell assembly and located below the screening net, a coarse material channel is formed between the outer wall of the fine material cone and the inner wall of the lower shell, a fine material outlet is formed below the fine material cone, and the fine material outlet extends out of the lower shell.

In a first possible implementation manner of the first aspect, the driving member includes a motor, a motor support and a coupler, the motor is disposed on the scattering housing through the motor support, and the motor is connected with the scattering assembly through the coupler.

In a second possible implementation manner of the first aspect, the scattering assembly includes a scattering shaft and scattering pieces, the scattering shaft is vertically arranged in the scattering shell and connected with the driving piece, the scattering pieces are arranged on the scattering shaft, and the wear-resistant scattering disc is connected with the lower end of the scattering shaft.

Combine the second possible implementation of the first aspect, in the third possible implementation of the first aspect, the scattering piece includes a plurality of hammer disks, a plurality of hammers, a plurality of spacers and a plurality of screws, the plurality of hammer disks are arranged on the scattering shaft at intervals, the plurality of hammers are arranged between two adjacent hammer disks at intervals, the plurality of spacers are correspondingly arranged between the hammers and the hammer disks, and the plurality of screws fixedly connect the plurality of hammer disks, the plurality of hammers and the plurality of spacers together.

In a fourth possible implementation manner of the first aspect, a feed inlet is arranged above the scattering shell, and a wear-resistant lining plate is arranged on the inner wall of the scattering shell.

In a fifth possible implementation manner of the first aspect, the classifying screen device further comprises an upper supporting plate and a lower supporting plate, the upper supporting plate is connected with the bottom of the scattering assembly, the lower supporting plate is arranged on the inner wall of the upper shell, and the classifying screen is connected with the upper supporting plate and the lower supporting plate.

With reference to the fifth possible implementation manner of the first aspect, in a sixth possible implementation manner of the first aspect, the classifying screen device further includes a plurality of elastic sealing connection assemblies, and the screening net is connected with the upper support plate and the lower support plate through the plurality of elastic sealing connection assemblies.

With reference to the sixth possible implementation manner of the first aspect, in a seventh possible implementation manner of the first aspect, each elastic sealing connection assembly includes a reverse buckling type housing, a lower cover plate, a telescopic shaft and a cylindrical helical spring, the reverse buckling type housing is disposed on the lower cover plate, the telescopic shaft is disposed in the lower cover plate, and the upper end of the telescopic shaft extends out of the reverse buckling type housing and is connected with the sieving net, the telescopic shaft is sleeved with the cylindrical helical spring, the upper end of the cylindrical helical spring abuts against the telescopic shaft, and the lower end of the cylindrical helical spring abuts against the lower cover plate.

With reference to the seventh possible implementation manner of the first aspect, in an eighth possible implementation manner of the first aspect, each elastic sealing connection assembly includes a wear-resistant gasket and a rubber spring, and the wear-resistant gasket and the rubber spring are disposed between the telescopic shaft, the lower cover plate, and the inverted casing.

With reference to the fifth possible implementation manner of the first aspect, in a ninth possible implementation manner of the first aspect, a connecting block is arranged on one side of the lower supporting plate, which is away from the upper shell, and the fine material cone is fixedly connected with the connecting block.

Compared with the prior art, the application has the advantages that:

the utility model provides a grader breaks up, it will break up the device, hierarchical screening plant and thin material cone set gradually on casing subassembly from top to bottom, break up the device and can break up the material back evenly unrestrained on hierarchical screening plant, and hierarchical screening plant sieves the material for thin material and coarse fodder and discharge respectively, so realize breaking up and hierarchical integration function, improve machining efficiency, can also reduce the whole occupation space of the grader of breaing up simultaneously. The scattering grader is novel in structure, good in working reliability, scientific and reasonable in arrangement, less in maintenance and convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a break-up classifier according to an embodiment of the present application;

FIG. 2 is a schematic view of a break-up device according to an embodiment of the present application;

FIGS. 3 and 4 are schematic views of portions of a breakdown grader in accordance with an embodiment of the present application;

FIG. 5 is a schematic view of a screening net according to an embodiment of the present application;

fig. 6 is a schematic view of a resilient seal connection assembly according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Please refer to fig. 1, which is a schematic diagram of a breakdown grader according to an embodiment of the present application; as shown, the breakdown grader 1 includes a housing assembly 2, a breakdown device 3, a grading screen 4, and a fines cone 5. The scattering device 3, the grading and screening device 4 and the fine material cone 5 are sequentially arranged on the shell component 2 from top to bottom. The housing assembly 2 includes an upper housing 21 and a lower housing 22. Go up casing 21 and set up on lower casing 22, specifically, go up casing 21 and lower casing 22 and pass through bolt fixed connection, break up device 3 and fix and set up in the top of going up casing 21, hierarchical screening plant 4 and fine material cone 5 are connected with the inner wall of last casing 21 respectively, but not so as the limit. The upper shell 21 is provided with a dust-collecting air-permeable opening 211 for collecting dust in the shell. The bottom of the lower casing 22 is provided with a coarse material outlet 221 for discharging coarse material screened by the classifying screen 4.

Referring to fig. 2 and also to fig. 1, fig. 2 is a schematic view of a scattering device according to an embodiment of the present application; as shown, the breaking device 3 includes a material impact cover 31, a breaking housing 32, a breaking assembly 33, a driving member 34, and a wear-resistant spreading disc 35. The material impact cover 31 is disposed on the upper case 21. The scattering shell 32 is arranged on the material impact cover 31, as shown in fig. 1 and fig. 2, the top of the material impact cover 31 is fixed on the top of the upper shell 21, the upper end of the scattering shell 32 is located above the upper shell 21, and the lower end of the scattering shell 32 is located in the material impact cover 31. The breaking assembly 33 is disposed within the breaking housing 32. The driving part 34 is connected with the breaking assembly 33, and the wear-resistant scattering disk 35 is connected with the breaking assembly 33 and is positioned below the breaking shell 32. In this embodiment, a feeding hole 321 is disposed above the scattering shell 32, and a wear-resistant lining board 322 is disposed on the inner wall of the scattering shell 32 to protect the inner wall of the scattering shell 32 from being directly impacted, thereby prolonging the service life of the scattering shell. When the materials enter the scattering shell 32 through the feeding hole 321, the driving part 34 drives the scattering component 33 and the wear-resistant scattering disk 35 to rotate together, the scattering component 33 scatters and crushes the materials and falls onto the wear-resistant scattering disk 35, and the wear-resistant scattering disk 35 and the material counterattack cover 31 uniformly scatter the materials on the grading and screening device 4. In this embodiment, the wear-resistant scattering disk 35 is a conical structure, and the bottom thereof is provided with a reinforced structure for enhancing the scattering effect thereof, but not limited thereto.

Referring back to fig. 1, the classifying screen device 4 includes a vibrating member 41 and a screening net 42. The screening net 42 is arranged below the scattering device 3 to receive materials uniformly thrown by the wear-resistant material scattering disc 35. The vibrating member 41 is disposed on the upper casing 21 and connected to the sieving net 42, specifically, one end of the vibrating member 41 is fixed to the inner wall of the upper casing 21, and the other end of the vibrating member 41 is connected to the sieving net 42 through the vibrating bracket 411. The outer side of the vibrating member 41 is further provided with a vibrating motor ventilation pipeline 412 for protecting the vibrating member 41 and preventing the vibrating member 41 from contacting with the material. The vibrating member 41 is used for driving the sieving net 42 to vibrate and sieving the materials on the sieving net. Preferably, the vibration mode of the sieving net 42 is irregular vibration of up, down, left and right, and the vibration member 41 uses a vibration motor, but not limited thereto. The fine material cone 5 is positioned below the sieving net 42, a fine material outlet 51 is arranged below the fine material cone 5, the lower end of the fine material outlet 51 extends out of the lower shell 22, and the fine material cone 5 is used for discharging fine materials sieved by the sieving net 42. A coarse material passage S is formed between the outer wall of the fine material cone 5 and the inner wall of the lower casing 22, and the material (coarse material) remaining on the sieving net 42 is discharged out of the lower casing 22 through the coarse material passage S and the coarse material outlet 221.

When the scattering classifier 1 of the embodiment is used, the driving member 34 drives the scattering assembly 33 and the wear-resistant scattering disk 35 to rotate together, the material cake is continuously sent into the scattering shell 32, the scattering assembly 33 scatters and crushes the material into the wear-resistant scattering disk 35, the wear-resistant scattering disk 35 and the material counter-attack cover 31 uniformly scatter the material on the sieving net 42, the vibrating member 41 drives the sieving net 42 to vibrate to sieve the material, so that the fine material passes through the sieving net 42 to enter the fine material cone 5 and is discharged through the fine material outlet 51, and the coarse material enters the coarse material channel S along the sieving net 42 under the action of gravity of the coarse material and is discharged through the coarse material outlet 221, thereby realizing the integrated function of scattering and classifying, improving the processing efficiency and simultaneously reducing the whole occupied space of the scattering classifier 1.

The structure of the drive member 34, break-up assembly 33 and classifying screen apparatus 4 is described further below. Referring back to fig. 2, the driving member 34 includes a motor 341, a motor holder 342, and a coupling 343. The motor 341 is disposed on the breaking housing 32 through a motor bracket 342, and the motor 341 is connected to the breaking assembly 33 through a coupling 343. In the embodiment, the scattering assembly 33 includes a scattering shaft 331 and a scattering member 332, the scattering shaft 331 is vertically disposed in the scattering housing 32 and connected to the driving member 34, the scattering member 332 is disposed on the scattering shaft 331, and the wear-resistant scattering disk 35 is connected to the lower end of the scattering shaft 331. Specifically, as shown in fig. 2, the motor 341 is disposed on the top of the scattering housing 32 through the motor bracket 342, the upper end of the scattering shaft 331 is disposed on the top of the scattering housing 32 through a bearing and is connected to the motor 341 through the coupling 343, the lower end of the scattering shaft 331 penetrates through the scattering housing 32 and is connected to the wear-resistant scattering disk 35, and the wear-resistant scattering disk 35 is disposed horizontally, but not limited thereto.

As described above, the scattering member 332 includes the plurality of hammer disks 3321, the plurality of hammer heads 3322, the plurality of spacers 3323, and the plurality of screw rods 3324. The plurality of hammer disks 3321 are arranged on the scattering shaft 331 at intervals, the plurality of hammers 3322 are arranged between two adjacent hammer disks 3321 at intervals, the plurality of spacers 3323 are correspondingly arranged between the hammers 3322 and the hammer disks 3321, and the plurality of screw rods 3324 fixedly connect the plurality of hammer disks 3321, the plurality of hammers 3322 and the plurality of spacers 3323 together. When the material gets into and breaks up in the casing 32, motor 341 passes through shaft coupling 343 and drives and breaks up axle 331 and rotate, breaks up axle 331 and drives a plurality of tup 3322 and rotate together, rotates through a plurality of tups 3322 and realizes fully breaking up the material.

Referring to fig. 3 and 4 in conjunction with fig. 1, fig. 3 and 4 are schematic views of portions of a breakdown grader according to an embodiment of the present disclosure; as shown, the classifying screen device 4 further includes an upper support plate 43 and a lower support plate 44. An upper support plate 43 is attached to the bottom of the break-up assembly 33. In the present embodiment, as shown in fig. 3, the upper support plate 43 is connected to the scattering shaft 331 through a bearing, but not limited thereto. The lower support plate 44 is provided on the inner wall of the upper case 21. As shown in fig. 4, a connecting block 441 is disposed on a side of the lower support plate 44 away from the upper housing 21, and the fine material cone 5 is fixedly connected to the connecting block 441 to achieve installation and fixation of the fine material cone 5. Referring to fig. 1, 3 and 4, the sieving net 42 is connected to an upper support plate 43 and a lower support plate 44. In this embodiment, the screening net 42 is connected between the upper support plate 43 and the lower support plate 44 by a plurality of screen supports 421, so that the screening net 42 is conveniently maintained and cleaned regularly. Please refer to fig. 5, which is a schematic diagram of a screening net according to an embodiment of the present application; as shown, the screening mesh 42 is preferably detachably assembled from 2-4 screen units, so as to facilitate installation, removal, and later maintenance thereof, but not limited thereto.

As mentioned above, referring again to fig. 3-5, the classifying screen device 4 further includes a plurality of resilient seal connecting assemblies 45. Screening net 42 is connected with last backup pad 43 and lower bolster 44 through a plurality of elastic seal coupling assembling 45 to realize screening net 42 and reduce the impact to last backup pad 43 and lower bolster 44 in the vibration process, reach the buffering effect. Please refer to fig. 6, which is a schematic diagram of an elastic sealing connection assembly according to an embodiment of the present application; as shown, each resilient seal connecting assembly 45 includes a back-button housing 451, a lower cover plate 452, a telescoping shaft 453, and a cylindrical coil spring 454. The reverse housing 451 is provided on the lower cover 452, and the telescopic shaft 453 is provided in the lower cover 452. The upper end of the telescopic shaft 453 extends out of the inverted buckle type shell 451 to be connected with the screening net 42, and specifically, the upper end of the telescopic shaft 453 is connected with the screen mesh support 421 through a fixing screw to realize the connection with the screening net 42, so that the telescopic shaft 453 can be guaranteed to have good connection strength and maintenance performance, but not limited to this. The cylindrical coil spring 454 is sleeved on the telescopic shaft 453, an upper end of the cylindrical coil spring 454 abuts against the telescopic shaft 453, and a lower end of the cylindrical coil spring 454 abuts against the lower cover plate 452. Each of the elastic sealing joint assemblies 45 includes a wear-resistant pad 455 and a rubber spring 456, and the wear-resistant pad 455 and the rubber spring 456 are disposed between the telescopic shaft 453 and the lower cover plate 452 and the inverted casing 451 to enhance the elastic ability of the elastic sealing joint assembly 45 and improve the vibration resistance of the entire assembly.

To sum up, this application provides a breaker breaks up, it will break up device, hierarchical screening plant and thin material cone from top to bottom sets gradually on casing assembly, breaks up the device and can break up the back with the material and evenly unrestrained on hierarchical screening plant, and hierarchical screening plant sieves the material for thin material and coarse fodder and discharge respectively, so realize breaking up and hierarchical integration function, improves machining efficiency, can also reduce the whole occupation space of breaker of breaing up simultaneously. The scattering grader is novel in structure, good in working reliability, scientific and reasonable in arrangement, less in maintenance and convenient.

It should be noted that, in this document, 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 like elements in a process, method, article, or apparatus that comprises the element.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A breakdown grader, comprising:

the shell assembly comprises an upper shell and a lower shell, the upper shell is arranged on the lower shell, the upper shell is provided with a dust collecting ventilation port, and the bottom of the lower shell is provided with a coarse material outlet;

the scattering device is arranged on the shell component and comprises a material impact cover, a scattering shell, a scattering component, a driving part and a wear-resistant scattering disk, wherein the material impact cover is arranged on the upper shell, the scattering shell is arranged on the material impact cover, the scattering component is arranged in the scattering shell, the driving part is connected with the scattering component, and the wear-resistant scattering disk is connected with the scattering component and is positioned below the scattering shell;

the grading and screening device is arranged in the shell assembly and comprises a vibrating piece and a screening net, the screening net is arranged below the scattering device, and the vibrating piece is arranged on the upper shell and connected with the screening net;

the fine material cone is arranged in the shell assembly and located below the screening net, a coarse material channel is formed between the outer wall of the fine material cone and the inner wall of the lower shell, a fine material outlet is formed below the fine material cone, and the fine material outlet extends out of the lower shell.

2. The breakdown grader of claim 1 wherein the drive member includes a motor, a motor mount, and a coupling, the motor being disposed on the breakdown case through the motor mount, the motor being connected to the breakdown assembly through the coupling.

3. The break-up sizer of claim 1, wherein the break-up assembly includes a break-up shaft and a break-up member, the break-up shaft is vertically disposed within the break-up housing and connected to the drive member, the break-up member is disposed on the break-up shaft, and the wear-resistant spreading disc is connected to a lower end of the break-up shaft.

4. The scattering classifier as claimed in claim 3, wherein the scattering member comprises a plurality of hammer disks, a plurality of hammers, a plurality of spacers and a plurality of screws, the plurality of hammer disks are disposed on the scattering shaft at intervals, the plurality of hammers are disposed between two adjacent hammer disks at intervals, the plurality of spacers are correspondingly disposed between the hammers and the hammer disks, and the plurality of screws fixedly connect the plurality of hammer disks, the plurality of hammers and the plurality of spacers together.

5. A break-up classifier according to claim 1 wherein the break-up housing has a feed inlet above it and the inner wall of the break-up housing has a wear resistant liner.

6. The break-up classifier according to claim 1, wherein the classifying screen device further comprises an upper supporting plate and a lower supporting plate, the upper supporting plate is connected with the bottom of the break-up assembly, the lower supporting plate is disposed on the inner wall of the upper housing, and the screening net is connected with the upper supporting plate and the lower supporting plate.

7. The break up classifier of claim 6, wherein the classifying screen device further includes a plurality of resilient seal connection assemblies, the screen mesh being connected to the upper support plate and the lower support plate by the plurality of resilient seal connection assemblies.

8. The scattering classifier of claim 7, wherein each elastic sealing connection assembly comprises a reverse buckling type shell, a lower cover plate, a telescopic shaft and a cylindrical helical spring, the reverse buckling type shell is arranged on the lower cover plate, the telescopic shaft is arranged in the lower cover plate, the upper end of the telescopic shaft extends out of the reverse buckling type shell and is connected with the sieving net, the cylindrical helical spring is sleeved on the telescopic shaft, the upper end of the cylindrical helical spring abuts against the telescopic shaft, and the lower end of the cylindrical helical spring abuts against the lower cover plate.

9. The break up sizer of claim 8, wherein each of the resilient seal connection assemblies includes a wear pad and a rubber spring disposed between the telescoping shaft and the lower cover plate and the inverted button housing.

10. A scattering classifier as claimed in claim 6, wherein a connecting block is provided on the side of the lower support plate facing away from the upper housing, the fines cone being fixedly connected to the connecting block.