CN219359969U

CN219359969U - Screening system for plastic after granulating

Info

Publication number: CN219359969U
Application number: CN202320447971.5U
Authority: CN
Inventors: 陈鸿景
Original assignee: Xiamen Yixingxing Plastic Raw Material Co ltd
Current assignee: Xiamen Yixingxing Plastic Raw Material Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-07-18
Anticipated expiration: 2033-03-10

Abstract

The application relates to the technical field of plastic manufacturing and provides a screening system for plastic pelleting, which comprises a charging bucket, a feeding pipe, a filter element and a discharging pipe, wherein one end of the feeding pipe is communicated with the charging bucket; the filter element is detachably arranged in the charging bucket, and a gap is reserved between the filter element and the charging bucket; one end of the discharging pipe is communicated with the opening of the filter element. This application has the dust that reduces plastic particle and produce at the sieve material in-process, reduces the effect to personnel's influence.

Description

Screening system for plastic after granulating

Technical Field

The application relates to the technical field of plastic manufacturing, in particular to a screening system used after plastic granulating.

Background

The plastic particles are raw materials for storing, transporting and processing and forming the plastic in a semi-finished product form. During production, the resin raw materials and auxiliary materials are mixed by an extruder, then extruded by a die head of the extruder to form plastic strips, and finally the plastic strips are granulated by a granulator to form plastic particles.

Due to the granulator itself, the cut plastic particles have different particle sizes. In the subsequent production process, finer particles need to be separated from coarser particles by means of a screening device.

The existing screening devices mostly comprise a linear vibrating screen and a stock bin, wherein the linear vibrating screen is used for screening plastic particles and conveying the plastic particles along a linear direction; the feed bin opening sets up, and the feed bin is located the output below of linear vibrating screen.

When sieving materials, plastic particles are poured on the screen mesh of the linear vibrating screen, finer particles fall below the screen mesh, coarser particles stay above the screen mesh and move along the linear direction, and finally fall into the bin.

In view of the above related art, since plastic particles fall on a linear vibrating screen and there are many dust generation cases during the screening process, the impact on surrounding workers is easily caused, and thus, improvement is desired.

Disclosure of Invention

In order to reduce dust generated in the process of sieving plastic particles and reduce influence on personnel, the application provides a sieving system for plastic particles.

The application provides a sieve material system for after plastics grain cutting adopts following technical scheme:

the sieving system comprises a charging bucket, a charging pipe, a filter element and a discharging pipe, wherein one end of the charging pipe is communicated with the charging bucket; the filter element is detachably arranged in the charging bucket, and a gap is reserved between the filter element and the charging bucket; one end of the discharging pipe is communicated with the opening of the filter element.

Through adopting above-mentioned technical scheme, when sieving the material, utilize the inlet pipe to carry plastic granules to the material jar in, exert suction at the discharging pipe simultaneously for finer granule enters into in the filter core and is absorbed from the opening of filter core. Coarser particles cannot enter the filter element, but are intercepted in a gap between the filter element and the charging bucket, so that the screening of coarser particles and finer particles is realized.

The whole screening process is mainly carried out in the material tank, a relatively closed space is formed in the material tank, and dust is prevented from escaping in the atmosphere, so that the dust generated in the screening process of plastic particles is reduced, and the influence on personnel is reduced.

Preferably, the filter element comprises a filter cartridge and a filter screen, the filter screen being disposed on the filter cartridge.

Through adopting above-mentioned technical scheme, the filter screen is used for filtering finer plastic particles, and coarser particle is intercepted outside the filter screen.

Preferably, the filter screen is provided with a plurality of filter elements, so that the filter element is of a multi-layer structure, and a containing cavity is formed between two adjacent filter screens; wherein the mesh number of the filter screen is sequentially reduced from inside to outside.

By adopting the technical scheme, because the mesh number of each filter screen is different to intercept the plastic particles of different particle diameters, the plastic particles of different particle diameters are respectively intercepted in different accommodating cavities, and hierarchical screening is realized.

Preferably, the charging bucket comprises a tank body and a tank cover, wherein the tank cover is detachably connected with the tank body.

Through adopting above-mentioned technical scheme, when the filter core is used and is required in time to clear up after a period, when the clearance filter screen, can dismantle the cover from the jar body earlier, then take out the filter core.

Preferably, the tank cover locking device further comprises a quick clamp, wherein the quick clamp is arranged on the side wall of the tank body and used for locking the tank cover on the tank body.

Through adopting above-mentioned technical scheme, when the cover lid was established on the jar body, quick anchor clamps can be with the cover clamp on the jar body.

Preferably, the discharging pipe comprises a corrugated hose and a hard pipe, one end of the corrugated hose is detachably arranged on one end of the hard pipe through a clamp, and the other end of the hard pipe is communicated with the tank cover.

By adopting the technical scheme, the corrugated hose has flexibility, and when the tank cover is detached from the tank body, the corrugated hose can provide a moving space for the tank cover.

Preferably, the filter element further comprises a limiting block, wherein the limiting block is arranged on the inner wall of the charging bucket, and one end of the filter element is clamped on the limiting block.

Through adopting above-mentioned technical scheme, with the filter core card on the stopper, realize spacing to the filter core, reduce the condition that the filter core removed in the material jar.

Preferably, the automatic discharging device further comprises a fan, wherein the fan is communicated with one end, far away from the charging bucket, of the discharging pipe.

Through adopting above-mentioned technical scheme, under the effect of fan suction, the discharging pipe produces suction in to the material jar for plastic particle is inhaled into the filter core.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) Through setting up the material jar, plastic granules filters through the filter core in the material jar, and coarser granule can't get into in the filter core, but is held back in the clearance between filter core and the material jar. The whole screening process is mainly carried out in the material tank, a relatively closed space is formed in the material tank, and dust is prevented from escaping in the atmosphere, so that dust generated in the process of screening plastic particles is reduced, and the influence on personnel is reduced;

(2) Limiting the position of the filter element in the charging bucket is realized by arranging a limiting block;

(3) Through setting up a plurality of filter screen, realize the multistage interception filtration to plastic particle.

Drawings

FIG. 1 is a schematic diagram of a screening system according to an embodiment of the present application;

FIG. 2 is a schematic view of a partial structure of a screening system according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a bucket according to an embodiment of the present application;

fig. 4 is a schematic structural view of a filter cartridge according to an embodiment of the present application.

Reference numerals: 1. a charging bucket; 11. a tank body; 12. a can lid; 2. a quick clamp; 3. a feed pipe; 4. a filter element; 41. a filter cartridge; 42. a filter screen; 5. a discharge pipe; 51. a corrugated hose; 52. a hard tube; 6. a limiting block; 7. a receiving chamber; 8. a blower.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a screening system for plastics after granulating. Referring to fig. 1 and 2, the screening system comprises a feed tank 1, a quick clamp 2, a feed pipe 3, a fan 8 and a discharge pipe 5. The material tank 1 comprises a tank body 11 and a tank cover 12, the quick clamp 2 is fixed on the side wall of the tank body 11, and the tank cover 12 is detachably connected with the tank body 11 through the quick clamp 2. After the can lid 12 is placed on the can 11, the can lid 12 is locked to the can 11 by the quick clamp 2. The quick clamp 2 is a prior art and will not be described in detail herein.

Referring to fig. 3 and 4, the feed pipe 3 is near the bottom of the can 11 and one end is communicated with the can 11, and plastic particles are fed into the can 1 through the feed pipe 3. The tank 11 is internally provided with a filter element 4, and the filter element 4 is used for screening and filtering plastic particles entering the tank 11. The filter element 4 comprises a filter cartridge 41 and a filter screen 42, the filter screen 42 being mounted on the filter cartridge 41; a gap is reserved between the filter element 4 and the charging bucket 1, and the discharging pipe 5 is positioned above the bucket body 11 and one end of the discharging pipe is communicated with the bucket cover 12.

The material tank 1 is internally fixed with a limiting block 6, the limiting block 6 is fixed on the inner wall of the tank body 11, and the filter element 4 is cylindrical and is clamped on the limiting block 6 along the vertical direction. Utilize frictional force to realize spacing to filter core 4, also conveniently dismouting and clearance to filter core 4 simultaneously.

The discharging pipe 5 comprises a corrugated hose 51 and a hard pipe 52, and the hard pipe 52 is made of hard materials such as steel. One end of the bellows 51 is detachably fixed to one end of the hard tube 52 by a clip, the other end is communicated with the blower 8, and the other end of the hard tube 52 is communicated with the can cover 12. Because the bellows 51 is flexible, the bellows 51 provides a space for the can lid 12 to move when the can lid 12 is removed from the can body 11, avoiding the rigid tube 52 interfering with the removal of the can lid 12.

During screening, plastic particles are conveyed into the charging bucket 1 by the feeding pipe 3, and suction is applied to the discharging pipe 5 by the fan 8, so that finer particles enter the filter element 4 and are sucked away from the opening of the filter element 4. Coarser particles cannot enter the filter element 4, but are intercepted in a gap between the filter element 4 and the charging bucket 1, so that the coarse particles and the fine particles are screened off.

The whole screening process is mainly carried out in the material tank 1, a relatively closed space is formed in the material tank 1, and dust is prevented from escaping in the atmosphere, so that the dust generated in the screening process of plastic particles is reduced, and the influence on personnel is reduced.

The filter screen 42 is provided with a plurality of layers, three layers in this embodiment. The mesh number of the filter screens 42 is sequentially reduced from inside to outside, so that the filter element 4 is of a multi-layer structure, and a containing cavity 7 is formed between two adjacent filter screens 42. Since the mesh numbers of the filter screens 42 of the respective layers are different so as to intercept plastic particles of different particle diameters, the plastic particles of different particle diameters are respectively intercepted in different accommodating cavities 7.

The implementation principle of the screening system for plastic pelleting is as follows: during screening, plastic particles are conveyed into the charging bucket 1 by the feeding pipe 3, and suction is applied to the discharging pipe 5 by the fan 8, so that finer particles enter the filter element 4 and are sucked away from the opening of the filter element 4. Coarser particles cannot enter the filter element 4, but are intercepted in a gap between the filter element 4 and the charging bucket 1, so that the coarse particles and the fine particles are screened off.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The sieving system for plastic granulating is characterized by comprising a charging bucket (1), a charging pipe (3), a filter element (4) and a discharging pipe (5), wherein one end of the charging pipe (3) is communicated with the charging bucket (1); the filter element (4) is detachably arranged in the charging bucket (1), and a gap is reserved between the filter element (4) and the charging bucket (1); one end of the filter element (4) is provided with an opening, and one end of the discharging pipe (5) is communicated with the opening of the filter element (4).

2. A screening system for plastics after pelletization according to claim 1, characterized in that the filter cartridge (4) comprises a filter cartridge (41) and a filter screen (42), the filter screen (42) being arranged on the filter cartridge (41).

3. A screening system for plastic granules according to claim 2, characterized in that said filter screens (42) are provided in a plurality of layers, so that said filter element (4) is of a multilayer structure, between two adjacent filter screens (42) a containing cavity (7) is formed; wherein the mesh number of the filter screen (42) is sequentially reduced from inside to outside.

4. A screening system for plastics after pelletization according to claim 1, characterized in that the tank (1) comprises a tank body (11) and a tank cover (12), the tank cover (12) being detachably connected to the tank body (11).

5. A screening system for plastics after pelletization according to claim 4, further comprising a quick clamp (2), the quick clamp (2) being provided on a side wall of the can (11), the quick clamp (2) being used to lock the can lid (12) to the can (11).

6. A screening system for plastics pelletization according to claim 4, characterized in that the discharge pipe (5) comprises a corrugated hose (51) and a hard pipe (52), one end of the corrugated hose (51) being detachably arranged on one end of the hard pipe (52) by a clamp, the other end of the hard pipe (52) being in communication with the tank cap (12).

7. The screening system for plastic pelleting according to claim 1, further comprising a limiting block (6), wherein the limiting block (6) is arranged on the inner wall of the charging bucket (1), and one end of the filter element (4) is clamped on the limiting block (6).

8. A screening system for plastics after pelleting according to claim 1, further comprising a fan (8), the fan (8) communicating with the end of the discharge pipe (5) remote from the feed tank (1).