CN220903831U

CN220903831U - Screening device for plastic recycling

Info

Publication number: CN220903831U
Application number: CN202322550052.3U
Authority: CN
Inventors: 赵真玉; 邹曙
Original assignee: Changzhou Shente Plastic Co ltd
Current assignee: Changzhou Shente Plastic Co ltd
Priority date: 2023-09-20
Filing date: 2023-09-20
Publication date: 2024-05-07
Anticipated expiration: 2033-09-20

Abstract

The utility model provides a screening device for plastic recovery, which comprises an outer barrel, wherein the outer barrel comprises: the inner barrel, the fixed surface of inner barrel is provided with the pivot, the inner wall of outer barrel is provided with the fixing base, the pivot rotates and runs through the surface of fixing base. The utility model discloses set up rocking assembly in outer bucket, can make interior bucket in the mode of reciprocal wobbling at outer bucket internal motion through the setting of rocking assembly for interior bucket synchronous motion can be followed to the plastic granules in the interior bucket, makes the first screening hole of interior bucket bottom can obtain abundant utilization, and interior bucket in the motion can also rock the plastic granules that piles up in addition, thereby the plastic granules that is convenient for accord with the requirement pass through first screening hole smoothly, and secondary screening assembly can carry out secondary screening with the plastic granules on screening board surface with the mode of shaking from top to bottom under the drive of bucket, improves plastic granules's screening quality.

Description

Screening device for plastic recycling

Technical Field

The utility model relates to the technical field of plastic recycling, in particular to a screening device for plastic recycling.

Background

The plastic recycling refers to recycling waste plastic by adopting a certain recycling process to realize the aim of changing waste into valuables, and the existing waste plastic mainly comprises plastic films, plastic wires, knitting, foamed plastic, plastic packaging boxes and containers, daily plastic products, plastic bags, agricultural mulching films and the like;

Publication number "CN217392931U" provides a plastic screening recovery device comprising: the screening device is arranged in the screening barrel, and the recycling barrel is arranged in the screening barrel; the outer wall of screening bucket is provided with bellied annular slide along circumference, the inner wall of recycling bin leans on the top to be equipped with supplies the spout of recycling bin looks joint, the screening bucket can be relative the flexible rotation of recycling bin. The device has high screening and recycling efficiency, increases recycling convenience, and can flexibly adjust screening layers;

However, the above solution has the following drawbacks:

Because plastic granules get into in the screening bucket in batches, the orientation of pan feeding often is fixed moreover, consequently plastic granules pile up in a certain region of screening bucket inside easily, lead to screening Kong Nanyi in other regions to utilize, and then make the screening efficiency of screening bucket reduce.

Disclosure of utility model

The utility model aims to provide a screening device for plastic recycling, which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A sieving mechanism for plastics are retrieved, includes the outer bucket, including on the outer bucket:

The inner barrel is fixedly provided with a rotating shaft on the surface, a fixed seat is arranged on the inner wall of the outer barrel, the rotating shaft rotates and penetrates through the surface of the fixed seat, and a first screening hole for screening plastic particles is formed in the bottom of the inner barrel;

The shaking assembly comprises a bracket, wherein the bracket connects the outer barrel with the inner barrel and drives the inner barrel to shake reciprocally in the outer barrel;

The secondary screening component comprises a screening plate, second screening holes are formed in the surface of the screening plate, the screening plate is arranged between the inner barrel and the outer barrel, the inner barrel moves when shaking in a reciprocating mode, and secondary screening is conducted on plastic particles in a vertically shaking mode.

Preferably, the bottom of the inner barrel is fixedly provided with a discharge pipe, the support is arranged on the surface of the discharge pipe in a sliding manner, a gear is fixedly arranged on the surface of the rotating shaft, a latch meshed with the gear is arranged on the surface of the support, a reciprocating cylinder is arranged at the bottom of the outer barrel, and the output end of the reciprocating cylinder is connected with the support.

Preferably, the top fixed mounting of screening board has the connecting seat, the top of connecting seat is provided with first lug, the bottom of interior bucket is provided with the second lug that contacts with first lug, be provided with the elastic component that is used for the screening board to reset between connecting seat and the outer bucket.

Preferably, the elastic component includes the fixed guide bar that sets up of outer bucket inner wall to and the spring that the guide bar surface cover was established, the top of connecting seat is fixed with the traction portion, the traction portion slides and sets up in the surface of guide bar, the bottom mounting of spring is in the bottom of guide bar, the top of spring is fixed in the surface of traction portion.

Preferably, the bottom of the inner cavity of the outer barrel is in a conical structure, and the outer barrel and the discharge pipe are concentrically arranged.

Preferably, the top of the first bump and the bottom of the second bump are both cambered surfaces.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model discloses set up rocking assembly in outer bucket, can make interior bucket in the mode of reciprocal wobbling at outer bucket internal motion through the setting of rocking assembly for interior bucket synchronous motion can be followed to the plastic granules in the interior bucket, makes the first screening hole of interior bucket bottom can obtain abundant utilization, and interior bucket in the motion can also rock the plastic granules that piles up in addition, thereby the plastic granules that is convenient for accord with the requirement pass through first screening hole smoothly, and secondary screening assembly can carry out secondary screening with the plastic granules on screening board surface with the mode of shaking from top to bottom under the drive of bucket, improves plastic granules's screening quality.

Drawings

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

FIG. 2 is a schematic view of the bottom structure of the present utility model;

FIG. 3 is a schematic diagram illustrating a connection structure of a first bump and a second bump according to the present utility model;

fig. 4 is a schematic view showing the internal structure of the outer tub of the present utility model.

In the figure: 1. an outer tub; 2. an inner barrel; 21. a rotating shaft; 22. a fixing seat; 23. a first screening well; 3. shaking the assembly; 31. a bracket; 32. a discharge pipe; 33. a gear; 34. latch teeth; 35. a reciprocating cylinder; 4. a secondary screening assembly; 41. a screening plate; 42. a second screening well; 43. a connecting seat; 44. a first bump; 45. a second bump; 5. an elastic component; 51. a guide rod; 52. a spring; 53. a traction part.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present invention provides a screening apparatus for plastic recycling, comprising an outer tub 1;

The outer barrel 1 comprises:

The inner barrel 2, the surface of the inner barrel 2 is fixedly provided with a rotating shaft 21, the inner wall of the outer barrel 1 is provided with a fixed seat 22, the rotating shaft 21 rotates and penetrates through the surface of the fixed seat 22, and the bottom of the inner barrel 2 is provided with a first screening hole 23 for screening plastic particles;

The shaking assembly 3, the shaking assembly 3 comprises a bracket 31, and the bracket 31 connects the outer barrel 1 with the inner barrel 2 and drives the inner barrel 2 to shake reciprocally in the outer barrel 1;

The secondary screening component 4, the secondary screening component 4 includes a screening plate 41, a second screening hole 42 is formed in the surface of the screening plate 41, the screening plate 41 is arranged between the inner barrel 2 and the outer barrel 1, and when the inner barrel 2 shakes reciprocally, the secondary screening is carried out on plastic particles in a shaking mode up and down.

The bottom of the inner barrel 2 is fixedly provided with a discharge pipe 32, a bracket 31 is arranged on the surface of the discharge pipe 32 in a sliding manner, a gear 33 is fixedly arranged on the surface of the rotating shaft 21, a latch 34 meshed with the gear 33 is arranged on the surface of the bracket 31, a reciprocating cylinder 35 is arranged at the bottom of the outer barrel 1, and the output end of the reciprocating cylinder 35 is connected with the bracket 31;

Specifically, the reciprocating cylinder 35 can drive the support 31 to reciprocate on the surface of the discharge pipe 32, and the support 31 can drive the latch 34 to synchronously move when moving, and the reciprocating movement of the latch 34 can periodically change the driving direction of the gear 33, so that the inner barrel 2 is driven by the gear 33 and the rotating shaft 21.

The top of the screening plate 41 is fixedly provided with a connecting seat 43, the top of the connecting seat 43 is provided with a first bump 44, the bottom of the inner barrel 2 is provided with a second bump 45 contacted with the first bump 44, and an elastic component 5 for resetting the screening plate 41 is arranged between the connecting seat 43 and the outer barrel 1;

Specifically, in the process of reciprocating swing of the inner barrel 2, the inner barrel 2 can drive the second protruding block 45 to synchronously act, the second protruding block 45 can squeeze the first protruding block 44 in the swing process, so that the first protruding block 44 can drive the screening plate 41 to move downwards through the connecting seat 43 after being stressed, and along with continuous swing of the inner barrel 2, the reset of the screening plate 41 can be realized through the cooperation of the elastic component 5.

The elastic component 5 comprises a guide rod 51 fixedly arranged on the inner wall of the outer barrel 1 and a spring 52 sleeved on the surface of the guide rod 51, a traction part 53 is fixed at the top of the connecting seat 43, the traction part 53 is slidably arranged on the surface of the guide rod 51, the bottom end of the spring 52 is fixed at the bottom end of the guide rod 51, and the top end of the spring 52 is fixed on the surface of the traction part 53;

Specifically, the screening plate 41 drives the traction portion 53 to move synchronously when moving, so that the traction portion 53 slides on the surface of the guide rod 51, the traction portion 53 continuously extrudes the spring 52 when moving, so that the spring 52 is extruded to store energy, and the screening plate 41 can be reset after the energy stored in the spring 52 is released.

The bottom of the inner cavity of the outer barrel 1 is in a conical structure, the outer barrel 1 and the discharge pipe 32 are concentrically arranged, and the top of the first lug 44 and the bottom of the second lug 45 are both cambered surfaces;

Specifically, since the first bump 44 and the second bump 45 are both cambered surfaces, the screening plate 41 can be pressed continuously when the second bump 45 contacts the first bump 44 until the top end of the first bump 44 contacts the bottom end of the second bump 45, which is at the maximum distance where the screening plate 41 descends.

Working principle: firstly, the reciprocating cylinder 35 is used for driving the support 31 to reciprocate on the surface of the discharge pipe 32, the support 31 can drive the latch 34 on the surface of the support 31 to synchronously move, so that the support 31 can drive the gear 33 to synchronously rotate through the latch 34 when moving, the gear 33 can drive the inner barrel 2 to synchronously rotate through the rotating shaft 21 when rotating, further the inner barrel 2 drives plastic particles in the inner barrel to synchronously rotate, primary screening is carried out through the first screening hole 23 at the bottom of the inner barrel 2, the inner barrel 2 can drive the second lug 45 to synchronously swing when in reciprocating swinging, the second lug 45 can squeeze the first lug 44 when swinging, the first lug 44 can drive the screening plate 41 to descend in the inner barrel 1 through the connecting seat 43, at this time, the connecting seat 43 can drive the traction part 53 to synchronously move on the surface of the guide rod 51, and the spring 52 can be extruded through the traction part 53 and the guide rod 51, the spring 52 can store energy after being extruded, and after the second lug 45 is separated from the surface of the first lug 44, the spring 52 can drive the screening plate 41 to reset through self elasticity, thereby the secondary screening process of lifting the plastic particles from the descending of the screening plate 41 is completed once.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Screening device for plastic recycling, comprising an outer barrel (1), characterized in that: the outer barrel (1) comprises:

The plastic screening device comprises an inner barrel (2), wherein a rotating shaft (21) is fixedly arranged on the surface of the inner barrel (2), a fixed seat (22) is arranged on the inner wall of the outer barrel (1), the rotating shaft (21) rotates and penetrates through the surface of the fixed seat (22), and a first screening hole (23) for screening plastic particles is formed in the bottom of the inner barrel (2);

the shaking assembly (3), the shaking assembly (3) comprises a bracket (31), and the bracket (31) connects the outer barrel (1) with the inner barrel (2) and drives the inner barrel (2) to shake reciprocally in the outer barrel (1);

The secondary screening component (4), the secondary screening component (4) includes screening board (41), second screening hole (42) have been seted up on the surface of screening board (41), screening board (41) set up in interior bucket (2) and between outer bucket (1) action when interior bucket (2) reciprocal rocking carries out the secondary screening to the mode of plastics granule with shake from top to bottom.

2. A screening apparatus for plastic recycling according to claim 1, wherein: the bottom of interior bucket (2) is fixed to be provided with row material pipe (32), support (31) slip sets up in row material pipe (32) surface, the fixed surface of pivot (21) installs gear (33), the surface of support (31) is provided with latch (34) with gear (33) engaged with, reciprocating cylinder (35) are installed to the bottom of outer bucket (1), the output and the support (31) of reciprocating cylinder (35) are connected.

3. A screening apparatus for plastic recycling according to claim 2, wherein: the top fixed mounting of screening board (41) has connecting seat (43), the top of connecting seat (43) is provided with first lug (44), the bottom of interior bucket (2) is provided with second lug (45) that contact with first lug (44), be provided with between connecting seat (43) and outer bucket (1) and be used for screening board (41) elastic component (5) that reset.

4. A screening apparatus for plastic recycling according to claim 3, wherein: the elastic component (5) is including fixed guide bar (51) that sets up of outer bucket (1) inner wall to and spring (52) that guide bar (51) surface cover was established, the top of connecting seat (43) is fixed with traction portion (53), traction portion (53) slide and set up in the surface of guide bar (51), the bottom of spring (52) is fixed in the bottom of guide bar (51), the top of spring (52) is fixed in the surface of traction portion (53).

5. A screening apparatus for plastic recycling according to claim 1, wherein: the bottom of the inner cavity of the outer barrel (1) is in a conical structure, and the outer barrel (1) and the discharge pipe (32) are concentrically arranged.

6. A screening apparatus for plastic recycling according to claim 3, wherein: the tops of the first protruding blocks (44) and the bottoms of the second protruding blocks (45) are both cambered surfaces.