CN218139236U

CN218139236U - Dewatering device is used in production of PET regeneration bottle piece

Info

Publication number: CN218139236U
Application number: CN202222272652.3U
Authority: CN
Inventors: 崔风格; 刘程浩; 李婵; 赖向军
Original assignee: Xingning City Development Yinghui Resources Co ltd
Current assignee: Xingning City Development Yinghui Resources Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-27
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a dehydration device for producing PET regenerated bottle flakes; belongs to the technical field of PET regenerated bottle flake production; the technical key points of the device comprise a rack, wherein a protective shell is arranged on the rack, a filter screen assembly is arranged in the protective shell, a rotating roller which is rotatably connected with the rack is coaxially arranged in the filter screen assembly, and a feeding blade group, a stirring and feeding blade group and a discharging blade group are sequentially arranged on the surface of the rotating roller along the axial direction; the stirring and feeding blade group consists of connecting seats uniformly distributed on the surface of the rotary roller along the circumferential direction and stirring and feeding blades detachably arranged on the connecting seats; when the stirring and feeding blade rotates to the highest position, the included angle between the projection of the material pushing surface of the stirring and feeding blade on the horizontal plane and the central axis of the rotating roller is 28-32 degrees; the utility model aims to provide a dehydration device for producing PET regenerated bottle flakes, which has simple structure and high conveying efficiency; used for dehydrating the cleaned PET regenerated bottle flakes.

Description

Dewatering device is used in production of PET regeneration bottle piece

Technical Field

The utility model relates to a dewatering device, more specifically say, especially relate to a dewatering device is used in production of PET regeneration bottle piece.

Background

PET plastic is widely used as a packaging material and is made into various plastic bottles, such as cola bottles, mineral water bottles and the like. In order to reduce the environmental pollution, people recycle and regenerate the waste plastic bottles.

At present, the quality requirement of PET bottle flakes required in the chemical fiber industry is higher and higher, and the water content in the cleaned PET plastic bottle flakes can directly influence the product quality, so that dehydration treatment is required. Meanwhile, in the existing centrifugal dehydrator, the angle of the stirring blade is small and tends to be horizontal, and the conveying speed is low, so that the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the not enough of above-mentioned prior art, provide a simple structure, the PET regeneration bottle piece production that transport efficiency is high is with dewatering device.

The technical scheme of the utility model is realized like this: the utility model provides a dewatering device is used in production of PET regeneration bottle piece, includes the frame, is provided with protective housing in the frame, the internal filter screen subassembly that is provided with of protective housing is provided with the rotatory roller of being connected with the frame rotation with the axle center in the filter screen subassembly, is provided with feeding blade group, stirring pay-off blade group and ejection of compact blade group according to the preface on rotatory roller surface along the axial.

The stirring and feeding blade group consists of connecting seats uniformly distributed on the surface of the rotary roller along the circumferential direction and stirring and feeding blades detachably arranged on the connecting seats; when the stirring and feeding blade rotates to the highest position, the included angle between the projection of the stirring and feeding blade pushing surface on the horizontal plane and the central axis of the rotating roller is 28-32 degrees.

In the dehydration device for producing the PET regenerated bottle flakes, the filter screen component comprises a protective cylinder, and a through hole in a circular truncated cone shape is formed in the side wall of the protective cylinder; the diameter of the inner end of the through hole is 10-15mm, and the diameter of the outer end of the through hole is 5-10mm.

The outer wall of the protective cylinder is coated with a filter screen, and the aperture of the filter screen is 0.5-1mm.

In the dewatering device for producing the PET regenerated bottle flakes, the feeding blade group consists of a plurality of feeding blades, and when the feeding blades rotate to the highest position, the included angle between the projection of the feeding blade pushing surface on the horizontal plane and the central axis of the rotating roller is 15-20 degrees. The feeding blades are arranged between two adjacent stirring and feeding blades.

In foretell dewatering device is used in production of PET regeneration bottle piece, ejection of compact blade group comprises a plurality of ejection of compact blades, and when ejection of compact blade rotated to the highest point, ejection of compact blade pushed away the projection of charge level on the horizontal plane and is parallel with rotatory roller axis. And the discharging blades are arranged between two adjacent stirring and feeding blades.

In the dehydration device for producing the PET regenerated bottle flakes, the stirring and feeding blade comprises a material pushing part for feeding, and a supporting part is vertically arranged at the rear end of the material pushing part.

An L-shaped clamping block is integrally formed at the lower end of the material pushing part, and an installation bayonet matched with the L-shaped clamping block is arranged on the connecting seat.

The connecting seat is provided with an internal thread hole at one end in the feeding direction, a connecting plate is formed between the feeding part and the supporting part, the connecting plate is provided with a through hole matched with the internal thread hole, and the connecting plate is connected with the connecting seat through a fastening screw.

The utility model adopts the above structure after, accomplish the centrifugal dehydration to PET bottle piece through filter screen subassembly and stirring pay-off blade group, the contained angle that stirring pay-off blade pushed away projection and rotatory roller axis of material face on the horizontal plane when the highest point simultaneously is 28-32, can improve the conveying speed of PET regeneration bottle piece in the filter screen subassembly, effectively improves production efficiency.

Drawings

The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the screen assembly of the present invention.

Fig. 3 is a schematic structural view of the stirring and feeding blade assembly of the present invention.

Fig. 4 is a schematic structural view of the rotating roller of the present invention.

Fig. 5 is a schematic structural view of the stirring and feeding blade of the present invention.

In the figure: 1. a frame; 2. a protective housing; 3. a screen assembly; 3a, a protective cylinder; 3b, through holes; 3c, a filter screen; 4. a rotating roller; 5. a feed vane set; 6. stirring the feeding blade group; 7. a discharging blade group; 8. a connecting seat; 9. stirring the feeding blade; 9a, a material pushing part; 9b, a support part; 9c, an L-shaped clamping block; 9d, installing a bayonet; 9e, an internal threaded hole; 9f and a connecting plate.

Detailed Description

With reference to fig. 1-5, the utility model discloses a 1 dewatering device is used in production of PET regeneration bottle piece, including frame 1, be provided with protective housing 2 in frame 1, its characterized in that, be provided with filter screen assembly 3 in the protective housing 2, be provided with the rotatory roller 4 of being connected with frame 1 rotation with the axle center in filter screen assembly 3, be provided with feeding blade group 5, stirring pay-off blade group 6 and ejection of compact blade group 7 according to the preface along the axial on 4 surfaces of rotatory roller. And the two ends of the protective shell are respectively provided with a feeding hole and a discharging hole which correspond to the feeding blade group and the discharging blade group.

The stirring and feeding blade group 6 consists of connecting seats 8 which are uniformly distributed on the surface of the rotating roller 4 along the circumferential direction and stirring and feeding blades 9 which are detachably arranged on the connecting seats 8; when the stirring and feeding blade 9 rotates to the highest position, the included angle between the projection of the material pushing surface of the stirring and feeding blade 9 on the horizontal plane and the central axis of the rotating roller 4 is 28-32 degrees.

In this embodiment, the feeding blade group 5 is composed of a plurality of feeding blades, and when the feeding blades rotate to the highest position, the included angle between the projection of the feeding blade pushing surface on the horizontal plane and the central axis of the rotating roller 4 is 15-20 degrees; the feeding blade is arranged between two adjacent stirring and feeding blades 9. When the rotary roller rotates at a high speed, the PET bottle pieces are difficult to convey into the stirring feeding blade group with a large inclination angle, and the feeding blades with small angles are arranged between the two stirring feeding blades at the feeding end for guiding and conveying, so that the PET bottle pieces can smoothly enter the stirring feeding blade group.

In the embodiment, the discharging blade group 7 is composed of a plurality of discharging blades, and when the discharging blades rotate to the highest position, the projection of the discharging blade material pushing surface on the horizontal plane is parallel to the central axis of the rotating roller 4; the discharging blades are arranged between two adjacent stirring and feeding blades 9. In this embodiment, set up the discharge gate on the protective housing who is located ejection of compact blade group below, when PET bottle piece reachd the discharge end, the ejection of compact blade of this kind of structure can be exported it down.

In this embodiment, preferably, the filter screen assembly 3 includes a protective cylinder 3a, and a through hole 3b in a truncated cone shape is formed in a side wall of the protective cylinder 3 a; the diameter of the inner end of the through hole 3b is 10-15mm, and the diameter of the outer end is 5-10mm; the outer wall of the protective cylinder 3a is coated with a filter screen 3c, and the aperture of the filter screen 3c is 0.5-1mm. The through hole structure can effectively protect the filter screen, can not cause material detention, and can lead the material in the through hole to be separated out by the vibration of the whole machine in the working process of the dehydration device.

The earlier stage production process flow of the PET bottle flake comprises the following steps: waste PET bottle brick → unpacking and feeding → light and common sorting → manual sorting → crushing → floating and sinking separation → crushing → dehydration → label blowing. In the first dehydration, since a part of the metal is stored in the bottle body and cannot be removed before being crushed, the dehydration process is carried out. In the existing dehydration equipment, the internal filter component is only a common filter screen, and the filter screen is easily pierced or scratched under the scraping and pushing actions of the stirring and feeding blade group, so that the filter screen is scrapped.

After the protective barrel is arranged, metal impurities with large volume cannot enter the through hole to contact with the filter screen, and the metal impurities with small volume cannot be pushed by the stirring feeding blade after entering the through hole, so that the problem of protecting the filter screen can be effectively solved.

In this embodiment, the stirring and feeding blade 9 includes a material pushing portion 9a for feeding, and a supporting portion 9b is vertically disposed at the rear end of the material pushing portion 9 a; an L-shaped clamping block 9c is integrally formed at the lower end of the pushing part 9a, and an installation bayonet 9d matched with the L-shaped clamping block 9c is arranged on the connecting seat 8. After the stirring and feeding blade is matched with the mounting bayonet through the L-shaped clamping block, the lower end of the supporting part is tightly attached to the upper end face of the connecting seat to play a supporting role.

An internal threaded hole 9e is formed in one end, in the feeding direction, of the connecting seat 8, a connecting plate 9f is formed between the pushing part 9a and the supporting part 9b, a through hole matched with the internal threaded hole 9e is formed in the connecting plate 9f, and the connecting plate 9f is connected with the connecting seat 8 through a fastening screw. The connecting plate passes through fastening screw and connecting seat cooperation and will stir feeding blade fixed mounting, and the connecting plate further plays the supporting role simultaneously, guarantees stirring feeding blade's stability.

During operation, PET bottle piece is inputed to the clearance between a protection section of thick bamboo and the rotatory roller from the feeding in, and the feeding blade is carried and is carried PET bottle piece and get into in the stirring pay-off blade group. The stirring and feeding blade group conveys the PET bottle pieces towards the discharge end, and simultaneously the stirring and feeding blade group throws the PET bottle pieces towards the filter screen for centrifugal dehydration in the conveying process.

When the PET bottle chips reach the discharge end, the PET bottle chips are conveyed to the discharge port through the discharge blade group to be output, and the dehydration process is completed.

The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.

Claims

1. A dehydration device for producing PET regenerated bottle flakes comprises a rack (1), wherein a protective shell (2) is arranged on the rack (1), and is characterized in that a filter screen component (3) is arranged in the protective shell (2), a rotating roller (4) which is rotatably connected with the rack (1) is coaxially arranged in the filter screen component (3), and a feeding blade group (5), a stirring and feeding blade group (6) and a discharging blade group (7) are sequentially arranged on the surface of the rotating roller (4) along the axial direction;

the stirring and feeding blade group (6) consists of connecting seats (8) which are uniformly distributed on the surface of the rotating roller (4) along the circumferential direction and stirring and feeding blades (9) which are detachably arranged on the connecting seats (8); when the stirring and feeding blade (9) rotates to the highest position, the included angle between the projection of the material pushing surface of the stirring and feeding blade (9) on the horizontal plane and the central axis of the rotating roller (4) is 28-32 degrees.

2. The dehydration device for the production of PET recycled bottle flakes according to claim 1, wherein the filter screen assembly (3) comprises a protective cylinder (3 a), and the side wall of the protective cylinder (3 a) is provided with a through hole (3 b) in a truncated cone shape; the diameter of the inner end of the through hole (3 b) is 10-15mm, and the diameter of the outer end is 5-10mm;

the outer wall of the protective cylinder (3 a) is coated with a filter screen (3 c), and the aperture size of the filter screen (3 c) is 0.5-1mm.

3. The dehydration device for producing PET recycled bottle flakes according to claim 1, wherein the feeding blade set (5) is composed of a plurality of feeding blades, when the feeding blades rotate to the highest position, the included angle between the projection of the feeding surface of the feeding blades on the horizontal plane and the central axis of the rotating roller (4) is 15-20 degrees;

the feeding blades are arranged between two adjacent stirring and feeding blades (9).

4. The dehydration device for producing PET recycled bottle flakes according to claim 1, wherein the discharging blade set (7) is composed of a plurality of discharging blades, and when the discharging blades rotate to the highest position, the projection of the discharging blade pushing surface on the horizontal plane is parallel to the central axis of the rotating roller (4);

the discharging blades are arranged between two adjacent stirring and feeding blades (9).

5. The dehydration plant for producing PET recycled bottle flakes according to claim 1, wherein the stirring and feeding blade (9) comprises a material pushing part (9 a) for feeding, and a supporting part (9 b) is vertically arranged at the rear end of the material pushing part (9 a);

an L-shaped clamping block (9 c) is integrally formed at the lower end of the pushing part (9 a), and an installation bayonet (9 d) matched with the L-shaped clamping block (9 c) is arranged on the connecting seat (8);

an internal thread hole (9 e) is formed in one end, located in the feeding direction, of the connecting seat (8), a connecting plate (9 f) is formed between the pushing portion (9 a) and the supporting portion (9 b), a through hole matched with the internal thread hole (9 e) is formed in the connecting plate (9 f), and the connecting plate (9 f) is connected with the connecting seat (8) through a fastening screw.