CN219898572U

CN219898572U - Centrifugal machine

Info

Publication number: CN219898572U
Application number: CN202320742241.8U
Authority: CN
Inventors: 刘建伟; 王鑫钰; 刘致才
Original assignee: Shandong Yingke New Material Technology Co ltd
Current assignee: Shandong Yingke New Material Technology Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-10-27
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a centrifugal machine, which comprises a shell, wherein a collecting assembly and a centrifugal hopper matched with the collecting assembly are arranged in the shell, the centrifugal hopper is provided with a screen mesh which is layered up and down, meshes of the screen mesh are sequentially increased from bottom to top, a top cover is arranged at the top of the shell, a feeding cylinder is arranged on the top cover, one end of the feeding cylinder is provided with a hopper, the other end of the feeding cylinder is provided with a feeding hole, the feeding hole penetrates through the upper end face and the lower end face of the top cover, and when an auger in the feeding cylinder rotates, materials in the hopper are transported to the feeding hole. The utility model can avoid the aluminum pigment being placed into the centrifugal machine at one time, thereby solving the technical problem that small particles are easy to dope in large particles in the process of screening the aluminum pigment.

Description

Centrifugal machine

Technical Field

The utility model relates to the technical field of centrifugal equipment, in particular to a centrifugal machine.

Background

Centrifuges are machines that utilize centrifugal force to separate components of a liquid from solid particles or a mixture of liquid and liquid. The centrifugal machine is mainly used for separating solid particles from liquid in suspension or separating two liquids which are different in density and not mutually soluble in emulsion, and can be used for classifying the solid particles according to density or granularity by utilizing the characteristic that the solid particles with different densities or granularities have different sedimentation speeds in the liquid.

At present, most of the conventional flat plate centrifuges are used for producing aluminum pigment in factories, and the separation effect is general, so that particles with different sizes cannot be separated more finely, and the separation is insufficient during the processing of the aluminum pigment. In this regard, chinese patent of utility model publication No. CN215197619U discloses a flat centrifuge for aluminum pigment, which comprises a housing, the casing top is provided with the top cap, top cap bottom center department fixedly connected with support, the support bottom rotates and is connected with the limiting plate, bottom center department fixedly connected with motor outside the casing, the motor drive shaft runs through the casing bottom and fixedly connected with centrifugal mechanism, centrifugal mechanism top is provided with sealed lid, the centrifugal mechanism outside is provided with collection subassembly. The aluminum pigment is required to be placed into the centrifuge at one time when the centrifuge is in operation.

The inventors found that at least the following drawbacks exist in the above prior art: because the aluminum pigment is placed into the centrifugal machine at one time, accumulation can be generated in the centrifugal hopper, and in this case, because the meshes of the screen mesh are sequentially reduced from top to bottom, the particles with smaller granularity are easy to leak from the larger meshes, so that the large particles are doped with small particles.

Disclosure of Invention

The utility model provides the centrifugal machine, so that the aluminum pigment is prevented from being placed into the centrifugal machine at one time, and the technical problem that small particles are easy to dope in large particles in the process of screening the aluminum pigment is solved.

In order to solve the technical problems, the centrifugal machine adopts the following technical scheme that the centrifugal machine comprises a machine shell, wherein a collecting assembly and a centrifugal hopper matched with the collecting assembly are arranged in the machine shell, the centrifugal hopper is provided with a screen which is layered up and down, meshes of the screen are sequentially increased from bottom to top, a top cover is arranged at the top of the machine shell, a feeding cylinder is arranged on the top cover, one end of the feeding cylinder is provided with a hopper, the other end of the feeding cylinder is provided with a feeding hole, the feeding hole penetrates through the upper end face and the lower end face of the top cover, and when a packing auger in the feeding cylinder rotates, materials in the hopper are transported to the feeding hole.

Because install the feeding section of thick bamboo on the top cap, aluminium pigment can fall into the bottom of centrifugal bucket in a small amount in succession under the effect of feeding section of thick bamboo, avoided the piling up of the inside aluminium pigment of centrifugal bucket, when a small amount of aluminium pigment in centrifugal bucket, can guarantee that it is earlier through less mesh filtration to avoided less granule to reveal by great mesh, make aluminium pigment separation more abundant, guaranteed the leakproofness in the centrifuge course of working simultaneously.

Further, a sealing cover is arranged at the top of the centrifugal hopper, a blanking port is arranged at the central position of the sealing cover, and the blanking port is positioned right below the feeding port.

Further, the periphery of the feed inlet is provided with a thrust bearing I which is arranged on the lower bottom surface of the top cover; the blanking mouth is provided with a blanking pipe, and the upper part of the blanking pipe is abutted against the lower bottom surface of the thrust bearing I.

Further, the lower end of the blanking pipe is positioned in the middle of the centrifugal hopper, and a pipe orifice at the lower end of the blanking pipe points to the bottom end in the centrifugal hopper; therefore, after the aluminum pigment in the centrifugal hopper is beyond the lower end of the blanking pipe, the dropping speed of the aluminum pigment in the blanking pipe is slowed down, and the accumulation of the aluminum pigment is effectively avoided.

Further, the lower end of the centrifugal hopper is connected with a driving shaft, the lower end of the driving shaft is provided with a belt wheel, and the belt wheel is connected with a motor through a belt; from this can effectively avoid the vibrations that the motor produced to transmit to centrifuge, make the rotation of centrifugal bucket more steady.

Further, a thrust bearing II is arranged on the periphery of the driving shaft, and the thrust bearing II is positioned between the bottom end of the centrifugal hopper and the casing.

According to the technical scheme, the utility model has at least the following technical effects or advantages:

1. because install the feeding section of thick bamboo on the top cap, aluminium pigment can fall into the bottom of centrifugal bucket in a small amount in succession under the effect of feeding section of thick bamboo, avoided the piling up of the inside aluminium pigment of centrifugal bucket, when a small amount of aluminium pigment in centrifugal bucket, can guarantee that it is earlier through less mesh filtration to avoided less granule to reveal by great mesh, make aluminium pigment separation more abundant, guaranteed the leakproofness of centrifugal bucket simultaneously.

2. Because the mouth of pipe of blanking pipe lower extreme is located the centrifugation and fights and point to the bottom of centrifugation fill, consequently when the aluminium pigment in the centrifugation fill after the blanking pipe lower extreme, the aluminium pigment in the blanking pipe falls down the speed and slows down, effectively avoids aluminium pigment to pile up.

3. Because the driving shaft is connected with the motor through the belt wheel and the belt, the vibration generated by the motor can be effectively prevented from being transmitted to the centrifugal machine, and the centrifugal bucket rotates more stably.

4. Because the upper end of the blanking pipe is contacted with the thrust bearing I, the bottom end of the centrifugal hopper is contacted with the thrust bearing II, and therefore the centrifugal hopper can rotate more smoothly.

Drawings

For a clearer description of the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained, without inventive effort, by a person skilled in the art, from these drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the utility model in full section;

FIG. 3 is a schematic view of the mechanism of the seal cap of the present utility model;

FIG. 4 is a schematic view of the mechanism of the centrifuge bucket of the present utility model.

Reference numerals illustrate: 1. the device comprises a shell, 2, a collecting assembly, 3, a centrifugal hopper, 4, a screen, 5, a top cover, 6, a feeding cylinder, 7, a hopper, 8, a feeding hole, 9, an auger, 10, a collecting bin, 11, a thin plate, 12, a sealing cover, 13, a blanking pipe, 14, a thrust bearing I,15, a driving shaft, 16, a thrust bearing II,17 and a belt pulley.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. Based on the embodiments in this patent, other embodiments that may be obtained by one of ordinary skill in the art without making any inventive effort are within the scope of this patent.

The utility model discloses a centrifugal machine, referring to fig. 1-4, the centrifugal machine comprises a machine shell 1, a collecting component 2 and a centrifugal hopper 3 matched with the collecting component 2 are arranged in the machine shell 1, the centrifugal hopper 3 is provided with a screen 4 layered up and down, meshes of the screen 4 are sequentially increased from bottom to top, and a top cover 5 is arranged on the top of the machine shell 1, the centrifugal machine is characterized in that a feeding cylinder 6 is arranged on the top cover 5, one end of the feeding cylinder 6 is provided with a hopper 7, the other end is provided with a feed inlet 8, the feed inlet 8 penetrates through the upper end face and the lower end face of the top cover 5, and when a packing auger 9 in the feeding cylinder 6 rotates, aluminum pigment in the hopper 7 is transported to the feed inlet 8.

The shell 1 is cylindrical, three supporting legs are arranged below the shell 1, and movable doors are hinged to two sides of the shell 1 respectively. When the movable door is opened, the collection assembly 2 located within the housing 1 can be revealed.

The collecting assembly 2 is located in the machine shell 1, the outer side wall of the collecting assembly 2 is attached to the inner side wall of the machine shell 1, and the inner side wall of the collecting assembly 2 is in contact with the outer side of the centrifugal hopper 3. The collection assembly 2 is internally provided with a collection bin 10, the collection bin 10 is divided into an upper layer and a lower layer, two adjacent layers of collection bins 10 are separated by a thin plate 11, and the thin plate 11 is obliquely downwards arranged from the inside to the outside of the collection assembly 2 so as to avoid accumulation of screened aluminum pigment. Each layer of collection bin 10 corresponds to a different portion of the screen 4, wherein the screen 4 corresponding to the uppermost layer of collection bin 10 has the largest mesh and the screen 4 corresponding to the lowermost layer of collection bin 10 has the smallest mesh. In order to facilitate the material taking after screening, baffles are arranged at the positions of each layer of collection bin 10 close to the movable door, and when the movable door is opened, different baffles can be moved away so as to facilitate the material taking independently.

The centrifugal hopper 3 is attached to the inner wall of the collecting assembly 2 in a smooth mode, the screen 4 of the centrifugal hopper 3 is divided into an upper layer and a lower layer, and the four layers of screen 4 of the centrifugal hopper 3 are in one-to-one correspondence with the four layers of collecting bins 10 of the collecting assembly 2. Since the meshes of the centrifugal hopper 3 are sequentially increased from bottom to top, when the centrifugal hopper 3 rotates, the lower-layer collection bin 10 collects particles with smaller granularity, and the upper-layer collection bin 10 collects particles with larger granularity.

The top of the centrifugal hopper 3 is provided with a sealing cover 12, the sealing cover 12 comprises a disc-shaped circular plate, and the center of the sealing cover 12 is provided with a blanking pipe 13. The blanking pipe 13 is in a round pipe shape, and the blanking pipe 13 is vertical to the sealing cover 12 in the axial direction and penetrates through the upper end face and the lower end face of the sealing cover 12. The upper end of the blanking pipe 13 corresponds to the feeding hole 8, the lower end of the blanking pipe 13 is positioned in the middle of the centrifugal hopper 3, and the pipe orifice at the lower end of the blanking hopper 7 points to the bottom end inside the centrifugal hopper 3.

The periphery of the feed inlet 8 is provided with a thrust bearing I14, the thrust bearing I14 is arranged on the lower bottom surface of the top cover 5, and the upper end of the blanking pipe 13 is abutted with the lower bottom surface of the thrust bearing I14. Further, a driving shaft 15 is mounted at the lower end of the centrifugal bucket 3, a thrust bearing II16 is mounted at the outer periphery of the driving shaft 15, and the thrust bearing II16 is located between the bottom end of the centrifugal bucket 3 and the casing 1. When the centrifugal machine works, the top cover 5 is fixed above the machine shell 1 through flange connection or through a lock catch, at the moment, the upper end of the blanking pipe 13 is contacted with the thrust bearing I14, and the bottom end of the centrifugal bucket 3 is contacted with the thrust bearing II16, so that the centrifugal bucket 3 can rotate more smoothly.

The lower extreme of centrifugal bucket 3 is connected with drive shaft 15, and drive shaft 15 extends to the outside of casing 1 behind the axial of casing 1, and band pulley 17 is installed to its lower extreme, band pulley 17 passes through the belt and is connected with the motor, and wherein the motor can be installed on ground, can effectively avoid the vibrations that the motor produced to transmit to centrifuge from this, makes the rotation of centrifugal bucket 3 more steady.

The working principle of the utility model is as follows:

when the centrifugal machine works, the auger 9 in the feeding barrel 6 rotates to convey the aluminum pigment in the hopper 7 to the feed inlet 8 and fall into the inner bottom of the centrifugal hopper 3, meanwhile, the centrifugal hopper 3 rotates, the aluminum pigment at the bottom of the centrifugal hopper 3 contacts with the screen 4 under the action of centrifugal force, when the aluminum pigment contacts with the screen 4, the particles with smaller granularity are firstly screened to the collecting bin 10 at the lowest layer, the particles with larger granularity continuously ascend along the screen 4 under the action of the centrifugal force, and are screened into the collecting bin 10 at the upper layer in the screen 4 at the upper layer.

Because install feed cylinder 6 on top cap 5, aluminium pigment can get into centrifugal bucket 3's bottom in succession a small amount under feed cylinder 6's effect, has avoided the piling up of aluminium pigment in the centrifugal bucket 3 to avoided the granule that the granularity is less to reveal in the great mesh easily, make aluminium pigment separation more abundant.

In the description of the present utility model, the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "vertical," "horizontal," and the like, if any, refer to an orientation or positional relationship based on that shown in the drawings, merely to describe the present utility model and do not require that the present utility model be constructed or operated in a particular orientation and therefore should not be construed as limiting the present utility model. "connected" and "connected" in the present utility model are to be understood broadly, and may be, for example, connected or detachably connected; the connection may be direct or indirect through intermediate members, and the specific meaning of the terms may be understood in detail by those skilled in the art.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a centrifuge, including casing (1), have in casing (1) collect subassembly (2) and with collect subassembly (2) complex centrifugal bucket (3), centrifugal bucket (3) have upper and lower layering screen cloth (4), the mesh of screen cloth (4) is from down to last increase in proper order, top cap (5) are installed at casing (1) top, a serial communication port, install feeding section of thick bamboo (6) on top cap (5), the one end of feeding section of thick bamboo (6) has hopper (7), the other end has feed inlet (8), feed inlet (8) run through the up and down terminal surface of top cap (5), when auger (9) in feeding section of thick bamboo (6) rotate, the material in hopper (7) is transported to feed inlet (8).

2. A centrifuge according to claim 1, characterized in that the top of the centrifuge bowl (3) is provided with a sealing cover (12), the centre of the sealing cover (12) is provided with a blanking port, and the blanking port is located right below the feed port (8).

3. A centrifuge according to claim 2, characterized in that the outer periphery of the feed opening (8) has a thrust bearing I (14), the thrust bearing I (14) being mounted to the lower bottom surface of the top cover (5); the blanking mouth is provided with a blanking pipe (13), and the upper part of the blanking pipe (13) is abutted against the lower bottom surface of the thrust bearing I (14).

4. A centrifuge as claimed in claim 3, characterized in that the lower end of the down pipe (13) is located in the middle of the centrifuge bowl (3), and the nozzle of the lower end of the down pipe (13) is directed towards the bottom end of the interior of the centrifuge bowl (3).

5. A centrifuge according to any one of claims 1-4, characterized in that the lower end of the centrifuge bowl (3) is connected with a drive shaft (15), the lower end of the drive shaft (15) being fitted with a pulley (17), the pulley (17) being connected to the motor by means of a belt.

6. A centrifuge according to claim 5, characterized in that the outer circumference of the drive shaft (15) is fitted with a thrust bearing II (16), the thrust bearing II (16) being located between the bottom end of the centrifuge bowl (3) and the housing (1).