Regenerated plastic particle cleaning device

Abstract

The utility model relates to the field of plastics, in particular to a cleaning device for regenerated plastic particles, and aims to solve the technical problems that when a cleaning device in the prior art is used for cleaning a large batch of plastic particles in a cleaning pool, the plastic particles float upwards and are stacked under the action of buoyancy, cleaning can be completed only by matching with a stirring mechanism, and fishing is difficult. Comprising a hopper 1, a feeding cylinder 2, a filter plate 3, a cleaning pool 4, a discharging cylinder 5, an elbow 6, a rotating shaft 7, a spiral blade 8, a liquid pipe 9, a liquid pump, a filter assembly 10, a filter screen 11, a magnetic roller 12 and a scrap scraping box 13, plastic particles are fed to the lower portion of the filter plate through the spiral blade and completely immersed in cleaning liquid, the liquid pump pushes water flow, the plastic particles rub against one another and advance, adhered impurities are peeled off, and the plastic particles are cleaned. And under the conveying action of the water flow and the other spiral blade, the plastic particles are discharged through the elbow, the magnetic roller adsorbs scrap iron and is scraped by the scrap scraping box, and collection is completed.

Description

Technical Field

[0001] The utility model relates to the field of plastics, in particular to a device for cleaning recycled plastic particles. Background Art

[0002] Recycled plastic particles often come from waste plastics or waste materials in the production process, which may be mixed with impurities such as sand, soil, and iron filings. These impurities will affect the quality and performance of the recycled plastic particles, so they need to be cleaned to remove the impurities;

[0003] When the cleaning device of the prior art cleans in large quantities in the cleaning pool, the plastic particles float up and pile up under the action of buoyancy, and a stirring mechanism is required to complete the cleaning, and it is difficult to salvage. The utility model solves the above problems. Utility Model Content

[0004] The utility model provides a recycled plastic pellet cleaning device to solve the technical problem that when the cleaning device of the prior art cleans in large quantities in the cleaning pool, plastic pellets float up and pile up under the action of buoyancy, need to be cleaned with a stirring mechanism, and are difficult to salvage.

[0005] A recycled plastic pellet cleaning device comprises: a hopper, a feeding cylinder connected to the lower end of the hopper, the feeding cylinder connected to a filter plate, the filter plate connected to a cleaning tank, a discharge cylinder connected to the other side of the filter plate, an elbow connected to the upper end of the discharge cylinder, a rotating shaft rotating in the same direction is provided in the feeding cylinder and the discharge cylinder, the rotating shaft is rotatably connected to the bottom wall of the cleaning tank, the rotating shaft is connected to a spiral blade, the spiral directions of the two spiral blades are opposite, the feeding cylinder is connected to the upper part of the discharge cylinder through a liquid pipe, a liquid pump and a filter assembly are provided in the middle of the liquid pipe, the liquid pump and the filter assembly are immersed in the cleaning liquid, and a filter screen is connected to the connection points between the two ends of the liquid pipe and the feeding cylinder and the discharge cylinder, and the filter holes of the filter screen and the filter plate are smaller than the particle size of the plastic particles.

[0006] Furthermore, a magnetic roller is provided in the gap in the middle of the filter plate, the shaft end of the magnetic roller is rotatably connected to the inner wall of the cleaning tank, the outer surface of the lower rotating side of the magnetic roller contacts a scraper box, the scraper box is detachably connected to the inner wall of the cleaning tank, and the scraper box is magnetic.

[0007] Furthermore, the scraper box is slidably and sealingly connected to the side wall of the cleaning tank.

[0008] Beneficial effects of the utility model:

[0009] 1. The plastic particles are fed into the lower part of the filter plate through the spiral blade and completely immersed in the cleaning liquid. The liquid pump pushes the water flow and the plastic particles rub against each other and move forward, peeling off the adhering impurities. Then, under the action of the water flow and the other spiral blade, the plastic particles are discharged through the elbow;

[0010] 2. The magnetic roller absorbs the iron chips and they are scraped off by the scraper box to complete the collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the structural section of the utility model.

[0013] In the figure: hopper 1; feeding cylinder 2; filter plate 3; cleaning tank 4; discharge cylinder 5; elbow 6; rotating shaft 7; spiral blade 8; liquid pipe 9; liquid pump and filter assembly 10; filter screen 11; magnetic roller 12; scraper box 13. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] The rotational connection described in this device refers to the process of baking the bearing on the shaft, providing a spring retaining ring groove on the shaft or the shaft hole, and clamping the elastic retaining ring in the retaining ring groove to achieve axial fixation of the bearing and realize rotation; the articulation refers to a connection method that is active on connecting parts such as hinges, pins and short shafts.

[0016] The utility model will be described in detail below with reference to the accompanying drawings.

[0017] Embodiment 1:

[0018] The following is combined with Figure 1-2 The present embodiment describes a recycled plastic pellet cleaning device, comprising: a hopper 1, a feeding cylinder 2 is connected at the lower end of the hopper 1, the feeding cylinder 2 is connected to a filter plate 3, the filter plate 3 is connected to a cleaning tank 4, a discharge cylinder 5 is connected to the other side of the filter plate 3, an elbow 6 is connected to the upper end of the discharge cylinder 5, a rotating shaft 7 rotating in the same direction is provided in the feeding cylinder 2 and the discharge cylinder 5, the rotating shaft 7 is rotatably connected to the bottom wall of the cleaning tank 4, the rotating shaft 7 is connected to a spiral blade 8, the two spiral blades 8 have opposite spiral directions, the feeding cylinder 2 and the upper part of the discharge cylinder 5 are connected through a liquid pipe 9, a liquid pump and a filter assembly 10 are provided in the middle of the liquid pipe 9, the liquid pump and the filter assembly 10 are immersed in the cleaning liquid, and a filter screen 11 is connected to the connection between the two ends of the liquid pipe 9 and the feeding cylinder 2 and the discharge cylinder 5, and the filter holes of the filter screen 11 and the filter plate 3 are smaller than the particle size of the plastic particles;

[0019] Fill the cleaning tank 4 with cleaning liquid, and the cleaning liquid covers the liquid pump and the filter assembly 10. Turn on the liquid pump and the filter assembly 10. The liquid pump drives the cleaning liquid to circulate in the discharge barrel 5, the cleaning tank 4, the feeding barrel 2, and the liquid pipe 9. Place the plastic particles in the hopper 1, turn on the power of the two rotating shafts 7, and the plastic particles are discharged from the discharge barrel 5. Driven by the water flow and the spiral blades 8, the plastic particles enter the lower part of the filter plate 3, and then move to the lower part of the discharge barrel 5 with the water flow. Then, they are lifted by the spiral blades 8 and the water flow in the discharge barrel 5, and discharged through the elbow 6. Regardless of whether the plastic particles are descending, moving horizontally or rising, the plastic particles rub against each other, and impurities are scraped off by the action of the cleaning liquid. The impurities in the cleaning liquid are passed through the filter plate 3 by the water circulation and enter the liquid pump and the filter assembly 10, and are separated and collected.

[0020] A magnetic roller 12 is provided in the gap in the middle of the filter plate 3. The shaft end of the magnetic roller 12 is rotatably connected to the inner wall of the cleaning tank 4. The outer surface of the lower rotating side of the magnetic roller 12 contacts a scraper box 13. The scraper box 13 is detachably connected to the inner wall of the cleaning tank 4. The scraper box 13 has magnetism.

[0021] The magnetic roller 12 absorbs the separated iron filings, and the iron filings are scraped off by the scraper box 13 and absorbed in the scraper box 13 to complete the collection.

[0022] The scraper box 12 is slidably and sealingly connected to the side wall of the cleaning tank 4;

[0023] When cleaning iron filings, pull out the scraper box 12 and get final product.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A recycled plastic pellet cleaning device, comprising: A hopper (1), the lower end of which is connected to a feeding cylinder (2). The invention is characterized in that: the feeding cylinder (2) is connected to the filter plate (3), the filter plate (3) is connected to the cleaning tank (4), the other side of the filter plate (3) is connected to the discharge cylinder (5), the upper end of the discharge cylinder (5) is connected to an elbow (6), the feeding cylinder (2) and the discharge cylinder (5) are both provided with a rotating shaft (7) rotating in the same direction, the rotating shaft (7) is rotatably connected to the bottom wall of the cleaning tank (4), the rotating shaft (7) is connected to a spiral blade (8), the spiral directions of the two spiral blades (8) are opposite, the upper part of the feeding cylinder (2) and the discharge cylinder (5) are connected through a liquid pipe (9), a liquid pump and a filter assembly (10) are provided in the middle of the liquid pipe (9), the liquid pump and the filter assembly (10) are immersed in the cleaning liquid, the two ends of the liquid pipe (9) are connected to the feeding cylinder (2) and the discharge cylinder (5) at the connection point with a filter screen (11), the filter holes of the filter screen (11) and the filter plate (3) are smaller than the particle size of the plastic particles.

2. A recycled plastic pellet cleaning device according to claim 1, characterized in that: A magnetic roller (12) is provided in a gap in the middle of the filter plate (3); the shaft end of the magnetic roller (12) is rotatably connected to the inner wall of the cleaning tank (4); the outer surface of the lower rotating side of the magnetic roller (12) contacts a scraper box (13); the scraper box (13) is detachably connected to the inner wall of the cleaning tank (4); and the scraper box (13) has magnetism.

3. A recycled plastic pellet cleaning device according to claim 2, characterized in that: The scraper box (13) is slidably and sealingly connected to the side wall of the cleaning tank (4).

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