CN215661272U

CN215661272U - Sorting device for recycling PET (polyethylene terephthalate) bottle flakes

Info

Publication number: CN215661272U
Application number: CN202121961819.6U
Authority: CN
Inventors: 陈文握
Original assignee: Jinjiang Yonghong Renewable Resources Co ltd
Current assignee: Jinjiang Yonghong Renewable Resources Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-28
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a sorting device for recovering PET bottle flakes, which comprises a crushing box; the crushing box is communicated with a fixed cylinder through a communicating pipe, an obliquely arranged screen cylinder is nested in the fixed cylinder, and the communicating pipe extends into the screen cylinder and is rotationally connected with the screen cylinder; the screen drum is provided with a first screen drum, a second screen drum and a third screen drum, wherein the screen holes of the first screen drum, the second screen drum and the third screen drum are gradually increased in diameter; the screen drum is connected with a power mechanism; the outer sides of the first screen cylinder, the second screen cylinder and the third screen cylinder are respectively sleeved with an annular bearing cover and are rotationally connected with the annular bearing cover, and the annular bearing cover is fixedly connected with the inner wall of the fixed cylinder; the lower end of the annular bearing cover is communicated with a discharging pipe penetrating through the fixed cylinder. According to the PET bottle flake centrifugal screening machine, the PET bottle flakes are centrifugally screened through the rotating screen drum, the first screen drum, the second screen drum and the third screen drum which are arranged on the screen drum, the PET bottle flakes roll centrifugally in the screen drum, the PET bottle flakes are prevented from being stacked and blocked with each other, and the screening speed is increased.

Description

Sorting device for recycling PET (polyethylene terephthalate) bottle flakes

Technical Field

The utility model relates to the field of PET (polyethylene terephthalate) bottle recycling equipment, in particular to a sorting device for PET bottle flake recycling.

Background

In the PET bottle recovery process, need smash the PET bottle, classify the screening to PET bottle piece, traditional vibration board sieving mechanism mixes the screening to the PET bottle piece of different volumes, and screening efficiency is not high, and in the screening process, the PET bottle piece of different volumes blocks each other, has reduced the screening speed.

The application provides a sorting device for PET bottle piece recovery.

SUMMERY OF THE UTILITY MODEL

Based on the defects in the prior art mentioned in the background art, the utility model provides the sorting device for recovering the PET bottle flakes.

The utility model overcomes the technical problems by adopting the following technical scheme, and specifically comprises the following steps:

a sorting device for recovering PET bottle flakes comprises a crushing box; the crushing box is communicated with a fixed cylinder through a communicating pipe, an obliquely arranged screen cylinder is nested in the fixed cylinder, and the communicating pipe extends into the screen cylinder and is rotationally connected with the screen cylinder; the screen drum is provided with a first screen drum, a second screen drum and a third screen drum, wherein the screen holes of the first screen drum, the second screen drum and the third screen drum are gradually increased in diameter; the screen drum is connected with a power mechanism; the outer sides of the first screen cylinder, the second screen cylinder and the third screen cylinder are respectively sleeved with an annular bearing cover and are rotationally connected with the annular bearing cover, and the annular bearing cover is fixedly connected with the inner wall of the fixed cylinder; the lower end of the annular bearing cover is communicated with a discharging pipe penetrating through the fixed cylinder.

As a further scheme of the utility model: the crushing incasement is equipped with a set of crushing roller, and the crushing roller both ends are rotated through pivot and broken incasement wall and are connected, and the pivot that is located the right side extends to the broken incasement side and has driving motor's output shaft through the coupling joint, is located and passes through drive gear meshing transmission between the left pivot.

As a further scheme of the utility model: power unit is including cup jointing the gear ring on a sieve section of thick bamboo, and the gear ring meshing has drive gear, the first pivot of drive gear fixedly connected with, and first pivot is connected with the second pivot through the universal joint, and the second pivot runs through the solid fixed cylinder and rotates with the solid fixed cylinder to be connected, and the second pivot extends to the solid fixed cylinder outside and is connected with through the drive belt and is located left pivot.

As a further scheme of the utility model: the tail end of the screen cylinder is provided with a slag discharge port, the tail end of the fixed cylinder is communicated with a slag discharge pipe, and a waste slag box is arranged below the slag discharge pipe.

As a further scheme of the utility model: the first screen drum, the second screen drum and the third screen drum are all annular screens.

As a further scheme of the utility model: the annular bearing cover is provided with an annular cavity.

As a further scheme of the utility model: the screen drum is rotationally connected with the inner wall of the fixed drum through a bearing sleeve.

As a further scheme of the utility model: the fixed cylinder is fixedly connected with a supporting seat, and a blanking box is arranged below the blanking pipe.

After adopting the structure, compared with the prior art, the utility model has the following advantages:

according to the PET bottle flake centrifugal screening machine, the PET bottle flakes are centrifugally screened through the rotating screen drum, the first screen drum, the second screen drum and the third screen drum which are arranged on the screen drum, the PET bottle flakes roll centrifugally in the screen drum, the PET bottle flakes are prevented from being stacked and blocked with each other, and the screening speed is increased.

The PET bottle slice receiving and collecting device is provided with the annular receiving cover, and PET bottle slices centrifugally screened out are received and collected for classification and collection.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a perspective view of the annular receiving cover of the present invention.

In the figure: 1. a crushing box; 2. a crushing roller; 3. a drive motor; 4. a communicating pipe; 5. a fixed cylinder; 6. a screen cylinder; 601. a slag discharge port; 7. a first screen cylinder; 8. a second screen cylinder; 9. a third screen cylinder; 10. an annular receiving cage; 1001. an annular cavity; 11. a discharging pipe; 12. blanking the material box; 13. a slag discharge pipe; 14. a waste residue tank; 15. a gear ring; 16. a drive gear; 17. a first rotating shaft; 18. a universal joint; 19. a second rotating shaft; 20. a transmission belt; 21. and (4) supporting the base.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1 to 3, in an embodiment of the present invention, a sorting apparatus for recycling PET bottle flakes includes a crushing box 1; the crushing box 1 is communicated with a fixed cylinder 5 through a communicating pipe 4, an obliquely arranged screen cylinder 6 is nested in the fixed cylinder 5, and the communicating pipe 4 extends into the screen cylinder 6 and is rotationally connected with the screen cylinder 6; the screen drum 6 is provided with a first screen drum 7, a second screen drum 8 and a third screen drum 9, wherein the screen holes of the first screen drum, the second screen drum and the third screen drum have gradually increased diameters; the screen drum 6 is connected with a power mechanism; the outer sides of the first screen cylinder 7, the second screen cylinder 8 and the third screen cylinder 9 are respectively sleeved with an annular bearing cover 10 and are rotatably connected with the annular bearing cover 10, and the annular bearing cover 10 is fixedly connected with the inner wall of the fixed cylinder 5; the lower end of the annular bearing cover 10 is communicated with a blanking pipe 11 which penetrates through the fixed cylinder 5.

When using, put into broken case 1 with the PET bottle and carry out the breakage, PET bottle piece after the breakage enters into a sieve section of thick bamboo 6 through communicating pipe 4 in, power unit drives a sieve section of thick bamboo 6 and rotates, because the slope of a sieve section of thick bamboo 6 sets up, PET bottle piece passes through first sieve net section of thick bamboo 7 in proper order, second sieve net section of thick bamboo 8 and third sieve net section of thick bamboo 9, because the sieve mesh diameter of first sieve net section of thick bamboo 7 is less than the sieve mesh diameter of second sieve net section of thick bamboo 8, the sieve mesh diameter of second sieve net section of thick bamboo 8 is less than the sieve mesh diameter of third sieve net section of thick bamboo 9, carry out centrifugal screening step by step to PET bottle piece, make each PET bottle piece at the 6 inner wall centrifugation rolls of a sieve section of thick bamboo, avoid PET bottle piece of different volumes to block each other, higher screening efficiency has, the screening speed is improved.

In this embodiment, the first screen cylinder 7, the second screen cylinder 8 and the third screen cylinder 9 are all annular screens.

In this embodiment, the annular receiving cap 10 is provided with an annular cavity 1001.

In this embodiment, a set of crushing rollers 2 is arranged in the crushing box 1, two ends of each crushing roller 2 are rotatably connected with the inner wall of the crushing box 1 through a rotating shaft, the rotating shaft on the right side extends to the outer side of the crushing box 1 and is connected with an output shaft of a driving motor 3 through a coupling, and the rotating shafts on the left side are in meshing transmission through a transmission gear.

Specifically, the driving motor 3 drives the crushing roller 2 to rotate, and the PET bottle is extruded and crushed.

In this embodiment, power unit includes the gear ring 15 that cup joints on sieve section of thick bamboo 6, and gear ring 15 meshes has drive gear 16, and drive gear 16 fixedly connected with first pivot 17, and first pivot 17 is connected with second pivot 19 through universal joint 18, and second pivot 19 runs through fixed section of thick bamboo 5 and is connected with the rotation of fixed section of thick bamboo 5, and second pivot 19 extends to the fixed section of thick bamboo 5 outside and is connected with through drive belt 20 and is located the left pivot.

Specifically, be located the left the pivot passes through drive belt 20 and drives second pivot 19 and rotate, and second pivot 19 passes through universal joint 18 and drives first pivot 17 and rotate, and first pivot 17 drives drive gear 16 and rotates, and drive gear 16 drive gear ring 15 and sieve section of thick bamboo 6 rotate, realize the rotation screening of sieve section of thick bamboo 6.

In this embodiment, the screen cylinder 6 is rotatably connected with the inner wall of the fixed cylinder 5 through a bearing sleeve.

In this embodiment, the fixed cylinder 5 is fixedly connected with a supporting seat 21, and a blanking box 12 is arranged below the blanking pipe 11.

Specifically, the screened PET bottle flakes are collected.

In another embodiment of the utility model, the end of the screen cylinder 6 is provided with a slag discharge port 601, the end of the fixed cylinder 5 is communicated with a slag discharge pipe 13, and a waste slag box 14 is arranged below the slag discharge pipe 13.

PET bottle pieces which are not screened out are collected, and the PET bottle pieces are conveniently put into the crushing box 1 again.

The working principle is as follows:

put into broken case 1 with the PET bottle and carry out the breakage, PET bottle piece after the breakage enters into a sieve section of thick bamboo 6 through communicating pipe 4 in, power unit drives a sieve section of thick bamboo 6 and rotates, because sieve section of thick bamboo 6 slopes to set up, PET bottle piece passes through first sieve net section of thick bamboo 7 in proper order, second sieve net section of thick bamboo 8 and third sieve net section of thick bamboo 9, because the sieve mesh diameter of first sieve net section of thick bamboo 7 is less than the sieve mesh diameter of second sieve net section of thick bamboo 8, the sieve mesh diameter of second sieve net section of thick bamboo 8 is less than the sieve mesh diameter of third sieve net section of thick bamboo 9, carry out centrifugal screening step by step to PET bottle piece, higher screening efficiency has.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sorting device for recovering PET bottle flakes comprises a crushing box (1); the crushing box is characterized in that the crushing box (1) is communicated with a fixed cylinder (5) through a communicating pipe (4), a screen cylinder (6) which is obliquely arranged is nested in the fixed cylinder (5), and the communicating pipe (4) extends into the screen cylinder (6) and is rotationally connected with the screen cylinder (6); the screen cylinder (6) is provided with a first screen cylinder (7), a second screen cylinder (8) and a third screen cylinder (9) with gradually increasing screen hole diameters; the screen drum (6) is connected with a power mechanism; the outer sides of the first screen cylinder (7), the second screen cylinder (8) and the third screen cylinder (9) are respectively sleeved with an annular bearing cover (10) and rotatably connected with the annular bearing cover (10), and the annular bearing cover (10) is fixedly connected with the inner wall of the fixed cylinder (5); the lower end of the annular bearing cover (10) is communicated with a blanking pipe (11) penetrating through the fixed cylinder (5).

2. The sorting device for PET bottle flake recovery according to claim 1, wherein a set of crushing rollers (2) is arranged in the crushing box (1), two ends of each crushing roller (2) are rotatably connected with the inner wall of the crushing box (1) through a rotating shaft, the rotating shaft on the right side extends to the outer side of the crushing box (1) and is connected with an output shaft of the driving motor (3) through a coupling, and the rotating shafts on the left side are in meshing transmission through a transmission gear.

3. The sorting device for PET bottle flake recycling according to claim 2, wherein the power mechanism comprises a gear ring (15) sleeved on the screen drum (6), the gear ring (15) is engaged with a driving gear (16), the driving gear (16) is fixedly connected with a first rotating shaft (17), the first rotating shaft (17) is connected with a second rotating shaft (19) through a universal joint (18), the second rotating shaft (19) penetrates through the fixed drum (5) and is rotatably connected with the fixed drum (5), and the second rotating shaft (19) extends to the outer side of the fixed drum (5) and is connected with the rotating shaft positioned on the left side through a transmission belt (20).

4. The sorting device for PET bottle flake recycling according to claim 1, wherein the end of the screen cylinder (6) is provided with a slag discharge port (601), the end of the fixed cylinder (5) is communicated with a slag discharge pipe (13), and a waste slag box (14) is arranged below the slag discharge pipe (13).

5. The sorting device for PET bottle flake recycling according to claim 1, wherein the first screen cylinder (7), the second screen cylinder (8) and the third screen cylinder (9) are all ring screens.

6. The sorting device for PET bottle flakes recovery according to claim 1, characterized in that the annular receiving hood (10) is provided with an annular chamber (1001).

7. The sorting device for PET bottle flakes recovery according to claim 1, wherein the screen cylinder (6) is rotatably connected with the inner wall of the fixed cylinder (5) through a bearing sleeve.

8. The sorting device for PET bottle flake recovery according to claim 1, wherein the fixed cylinder (5) is fixedly connected with a support base (21), and a blanking box (12) is arranged below the blanking pipe (11).