CN212498456U

CN212498456U - Feeding mechanism for preparing environment-friendly PE plastic regenerated particles

Info

Publication number: CN212498456U
Application number: CN202020435241.XU
Authority: CN
Inventors: 张万宁; 李静利; 孙花瑞; 李杏伟; 刘娅琳
Original assignee: Henan Huixin Plastic Industry Co Ltd
Current assignee: Henan Huixin Plastic Industry Co Ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-02-09
Anticipated expiration: 2030-03-30

Abstract

The utility model provides an environmental protection PE plastic regeneration granule preparation is with throwing material mechanism, relate to the feed field, including collecting the storehouse, one side of collecting the storehouse is connected with output channel, output channel intercommunication has the promotion passageway, it has hot-blastly to lead to in the output channel, the one end that the promotion passageway deviates from output channel is the discharge gate, the discharge gate external fixation is equipped with the protecting crust, be equipped with the scraper in the protecting crust, the scraper includes the cross axle, sliding connection has the vertical axis on the cross axle, it is connected with the right angle connecting plate to slide and rotate on the vertical axis, install the scraper blade on the right angle connecting plate, the scraper blade stretches into. The utility model utilizes wind power to convey the sheet plastic into the granulator, thereby saving a transfer process; the scraping device continuously scrapes off the plastic sheets attached to the wall, so that material residues are prevented; the incompletely dried plastic is further dried by hot air in the output channel and the lifting channel, so that the process of naturally evaporating residual moisture is omitted, and the working efficiency of the early stage of granulation of the PE plastic regenerated particles is improved.

Description

Feeding mechanism for preparing environment-friendly PE plastic regenerated particles

Technical Field

The utility model belongs to the technical field of the feed and specifically relates to an environmental protection PE plastic regeneration granule preparation is with throwing material mechanism.

Background

PE waste plastics cause environmental pollution, particularly disposable waste plastics are difficult to be naturally degraded, so the pollution of the PE waste plastics is reduced by adopting a recovery mode in China at present, the severely aged PE plastics are converted into chemical raw materials, fuel oil and energy for recovery through pyrolysis, and other PE plastics are converted into PE plastic regenerated particles through impurity removal, strip extrusion, cooling and grain cutting, so that the PE plastic regenerated particles are prepared into industrial or agricultural products for qualified use. Before granulation, PE plastic regenerated particles are extruded into a semi-plasticized state under the action of an extruding machine, and at the moment, the plastic still contains 7-8% of water, and the residual water is naturally evaporated to remove water and carry out circular granulation.

During the wringing machine during operation, make directly pile and fall in wringing machine export below after plastics extrude, need artifical collection, artifical throwing put the granulator again and extrude the granulation, whole material process of throwing is slow, and plastics are flaky, and the texture is slim and graceful, can fly to fall outside the granulator when getting into the granulator.

SUMMERY OF THE UTILITY MODEL

To the situation, for overcoming prior art's defect, the utility model aims at providing an environmental protection PE plastic regeneration granule preparation is with throwing material mechanism puts in the granulator with the help of wind-force with plastics to supplementary pushing down ensures that plastics get into in the granulator completely.

The feeding mechanism for preparing the environment-friendly PE plastic regenerated particles comprises a collecting bin with an open upper surface, and is characterized in that one side of the collecting bin is detachably connected with an output channel, the output channel is hermetically communicated with a vertical lifting channel, hot air towards the direction of the lifting channel is introduced into the output channel, one end of the lifting channel, which is far away from the output channel, is a discharge port, the discharge port is opened downwards, a gap is formed in the side wall of the discharge port, a protective shell is fixedly arranged outside the gap, a scraping device is arranged in the protective shell, the scraping device comprises a transverse shaft fixed above the inner part of the protective shell, a vertical shaft is connected on the transverse shaft in a sliding manner, the vertical shaft is mutually perpendicular to the transverse shaft, a right-angle connecting plate is connected on the vertical shaft in a sliding manner and in a rotating manner, a scraping plate is mounted on the right-angle connecting plate, the scraping plate, the connecting block is fixedly provided with a connecting sleeve, the connecting sleeve is rotatably connected with the protective shell, and the connecting sleeve extends out of the protective shell and is connected with a driving device.

Preferably, the one end fixedly connected with first slider of vertical axis, first slider and cross axle sliding connection, sliding connection has the second slider on the vertical axis, scraper blade and second slider fixed connection, the right angle connecting plate comprises two flat boards that are 90 degrees each other, and one of them flat board rotates with the second slider to be connected, and another flat board and pivot fixed connection.

Preferably, the rotating shaft is sleeved with a spring, one end of the spring is fixedly connected with the right-angle connecting plate, and the other end of the spring is fixedly connected with the connecting block.

Preferably, the scraping devices are two and symmetrically arranged at two sides of the lifting channel.

Preferably, the output channel is communicated with a primary air pipe, a wind shield for guiding air to the direction of the lifting channel is further arranged in the output channel, the bottom of the lifting channel is communicated with an air supplementing pipe for supplying air upwards, and the primary air pipe and the air supplementing pipe are introduced into the output channel and the lifting channel.

Preferably, one side of collecting the storehouse has been seted up and has been inhaled the material mouth, collects the storehouse external fixation and is equipped with the draw-in groove, and the draw-in groove is trilateral to encircle the semi-enclosed structure who inhales the material mouth, and the left side or the right side of draw-in groove are opened, have seted up the spout in the draw-in groove, the fixed slider with spout assorted that is equipped with of one end that delivery channel and collection storehouse are connected.

The utility model has the advantages that: compared with the prior art, the pneumatic conveying device has the innovation point that the sheet-shaped plastic output by the squeezing machine is conveyed into the granulator by using wind power, compared with manual transfer, the lightweight plastic directly enters the granulator along with the wind power to complete the blanking process, so that the labor and time cost are saved, and a transfer process is omitted from the process perspective; meanwhile, the material scraping device continuously scrapes off the plastic sheets attached to the wall, so that material residues are prevented; the incompletely dried PE plastic is further dried by hot air when moving in the output channel and the lifting channel, so that the process of naturally evaporating residual moisture is omitted, the field process is optimized, and the working efficiency of the early stage of granulation of the PE plastic regenerated particles is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the scraping device of the present invention;

FIG. 3 is a schematic view of a collection chamber;

fig. 4 is a movement route diagram of the scraper.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in figures 1-4, a feeding mechanism for preparing environment-friendly PE plastic regenerated particles comprises a collecting bin 1 with an open upper surface, and is characterized in that one side of the collecting bin 1 is detachably connected with an output channel 2, the output channel 2 is hermetically communicated with a vertical lifting channel 3, hot air towards the lifting channel 3 is introduced into the output channel 2, plastic falling from a discharge end of an extruder falls into the collecting bin 1 and blows towards the lifting channel 3, air flow in the collecting bin 1 where the plastic is located can flow towards the lifting channel 3 along with the hot air, the plastic can move along with the air flow and can be dried at the same time, the process that the output channel 2 sucks the plastic from the collecting bin 1 is completed, a discharge hole 31 is arranged at one end of the lifting channel 3, which is far away from the output channel 2, the discharge hole 31 is open downwards, the lifting channel 3 directly conveys the plastic pieces into a hopper of a granulator, and the discharge end of the extruder is open downwards, but the opening of the feeding end of the granulator is upward, so that the plastic sheet needs to be lifted and guided by the lifting channel 3, the plastic enters the lifting channel 3 under the action of hot air and is output from the discharge hole 31, the side wall of the discharge hole 31 is provided with a notch 32, a protective shell 4 is fixedly arranged outside the notch 32, a scraping device is arranged in the protective shell 4, the scraping device comprises a transverse shaft 51 fixed at the upper part in the protective shell 4, a vertical shaft 53 is connected on the transverse shaft 51 in a sliding way, the vertical shaft 53 is vertical to the transverse shaft 51, a right-angle connecting plate 55 is connected on the vertical shaft 53 in a sliding way and in a rotating way, a scraping plate 59 is arranged on the right-angle connecting plate 55, the scraping plate 59 extends into the discharge hole 31, fixedly connected with pivot 56 on the right angle connecting plate 55, sliding connection has connecting block 57 on pivot 56, and the fixed connecting sleeve that is equipped with on connecting block 57, connecting sleeve rotate with protective housing 4 to be connected, and connecting sleeve stretches out protective housing 4 and is connected with drive arrangement. The plastic sheet is easy to stick on the inner wall of the discharge port 31, a scraping device is arranged for preventing the phenomenon, a connecting sleeve is connected with a speed reducer and a motor, the connecting block 57 is rotatably connected with the protective shell 4, the connecting block 57 can only rotate but cannot move, the rotating shaft 56 rotates along with the connecting block 57, meanwhile, the rotating shaft 56 slides in the connecting block 57, the right-angle connecting plate 55 slides from the lowest point A to the highest point B on the vertical shaft 53, the vertical shaft 53 starts to slide on the transverse shaft 51 after sliding to the highest point, and then slides from one end B to the other end C, at the moment, the connecting block 57 continues to rotate, the right-angle connecting plate 55 moves downwards along the vertical shaft 53 to the point D, then the vertical shaft 53 starts to return to the other end of the transverse shaft 51, the right-angle connecting plate 55 returns to the point A from the; the length of the transverse shaft 51 determines the left-right stroke of the scraping plate 59, and the left-right stroke is determined according to the structure of the actual lifting channel 3, so that the scraping plate 59 can scrape the inner wall of the discharge hole 31 when ascending and descending; the cross section of the lifting channel 3 is preferably rectangular in section so that the scrapers 59 can maximally scrape both opposite surfaces of the discharging hole 31 when ascending and descending, and plastic sheets are most easily stuck on the inner side of the curve of the lifting channel 3, so that the movement locus of the scrapers 59 is preferably closely stuck on the inner side of the curve of the lifting channel 3 when moving downward.

The utility model discloses a vertical axis 53, including vertical axis 53, first slider 52 and cross axle 51 sliding connection, sliding connection has second slider 54 on vertical axis 53, scraper blade 59 and second slider 54 fixed connection, right angle connecting plate 55 comprises two flat boards that are 90 degrees each other, and one of them flat board rotates with second slider 54 to be connected, another flat board and pivot 56 fixed connection. The vertical shaft 53 is in sliding connection with the horizontal shaft 51 through the first slider 52, the rotating shaft 56 is in sliding connection with the vertical shaft 53 through the second slider 54, the scraper 59 is fixedly connected with the second slider 54 to complete rectangular track reciprocating motion, the structure of the scraper 59 is not limited, but a flat plate is preferred, and the contact mode with the inner wall surface of the discharge port 31 is guaranteed to be linear contact.

The rotating shaft 56 is sleeved with a spring 58, one end of the spring 58 is fixedly connected with the right-angle connecting plate 55, and the other end of the spring 58 is fixedly connected with the connecting block 57. In order to ensure that the rotating shaft 56 slides freely in the connecting block 57 and does not generate a clamping phenomenon, the spring 58 is sleeved on the rotating shaft 56, and when the right-angle connecting plate 55 is close to the connecting block 57, the spring 58 is compressed, and otherwise, the spring is stretched.

The scraping devices are two and are symmetrically arranged on two sides of the lifting channel 3. The two scraping devices use the same scraping plate 59, two ends of the scraping plate 59 are respectively connected with the second sliding blocks 54 in the two scraping devices, and the two scraping devices are not limited to be synchronously driven by two belt wheels on one shaft; or the two scraping devices use different scraping plates 59, and the two scraping plates 59 move in a staggered manner, so that the two scraping devices scrape the material from the material outlet 31 respectively, and the material scraping efficiency is improved; two scraping devices are arranged, and correspondingly, two notches 32 are symmetrically formed.

The output channel 2 is communicated with a primary air pipe 6, a wind shield 8 for guiding air to the direction of the lifting channel 3 is further arranged in the output channel 2, the bottom of the lifting channel 3 is communicated with an air supplementing pipe 7 for supplying air upwards, and the primary air pipe 6 and the air supplementing pipe 7 are led into the output channel 2 and the lifting channel 3. The fan sends hot air into the primary air pipe 6 and leads the hot air into the output channel 2, the wind shield 8 is used for guiding the hot air, plastics in the collection bin 1 can be sucked into the output channel 2 due to negative pressure and air flow, the temperature of the hot air can be reduced after a section of stroke, the efficacy of drying the plastics is reduced, and secondary hot air is needed to be dried continuously; the air supplementing pipe 7 blows air vertically upwards to be used as secondary air to be fed into the lifting channel 3, the plastic movement track is changed, and meanwhile the drying temperature is kept.

One side of collecting storehouse 1 has been seted up and has been inhaled material mouth 11, collects 1 external fixation in storehouse and be equipped with draw-in groove 12, draw-in groove 12 is trilateral to encircle the semi-enclosed structure of inhaling material mouth 11, and the left side or the right side of draw-in groove 12 are open, have seted up the spout in draw-in groove 12, output channel 2 is fixed with the one end of collecting 1 connection and is equipped with the slider with spout assorted. According to the actual structure of extruder, collect the storehouse and place the discharge end below at the extruder, if will collect storehouse and delivery channel as an organic whole, then be not convenient for the side go into in the extruder, consequently set up the draw-in groove on collecting the storehouse, place the storehouse in extruder discharge end below collecting the storehouse earlier, recycle slider and spout with delivery channel from the side slide-in draw-in groove of collecting the storehouse in, also distribute when removing and remove, can not cause the too big problem of dismantling the difficulty of mechanism volume.

When the utility model is used, the collection bin is arranged below the discharge end of the extruder, the output channel is connected with the clamping groove of the collection bin, and the discharge port of the lifting channel is arranged above the feed end of the granulator; starting a fan to introduce hot air from the primary air pipe and the air supplementing pipe, enabling the plastic sheets to fall into a collection bin from the extruder, then enabling the plastic sheets to enter an output channel under the driving of air flow, and finally enabling the plastic sheets to fall into a granulator from a discharge hole of a lifting channel; the driving device drives the scraping device to scrape the plastic sheets adhered to the inner wall of the discharge hole, and the plastic transferring and blanking process is completed.

The above-mentioned embodiments are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design concept of the present invention should be included in the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a material mechanism of throwing is used in preparation of environmental protection PE plastics regeneration granule, includes open collection storehouse (1) in upper surface, its characterized in that, one side of collection storehouse (1) can be dismantled and be connected with output channel (2), output channel (2) sealed intercommunication has vertical promotion passageway (3), lead to in output channel (2) to promote the hot-blast of passageway (3) direction, promote the one end that passageway (3) deviates from output channel (2) and be discharge gate (31), discharge gate (31) open down, set up breach (32) on the lateral wall of discharge gate (31), breach (32) external fixation is equipped with protective housing (4), be equipped with the scraper in protective housing (4), the scraper includes cross axle (51) of fixing in protective housing (4) upper place, sliding connection has vertical axis (53) on cross axle (51), vertical axis (53) and cross axle (51) are mutually perpendicular, slide and rotate on vertical axis (53) and be connected with right angle connecting plate (55), install scraper blade (59) on right angle connecting plate (55), during scraper blade (59) stretched into discharge gate (31), fixedly connected with pivot (56) on right angle connecting plate (55), sliding connection has connecting block (57) on pivot (56), the fixed connecting sleeve that is equipped with on connecting block (57), connecting sleeve rotates with protective case (4) to be connected, connecting sleeve stretches out protective case (4) and is connected with drive arrangement.

2. The feeding mechanism for preparing the recycled PE plastic granules in the environmental protection field as claimed in claim 1, wherein a first sliding block (52) is fixedly connected to one end of the vertical shaft (53), the first sliding block (52) is slidably connected to the horizontal shaft (51), a second sliding block (54) is slidably connected to the vertical shaft (53), the scraping plate (59) is fixedly connected to the second sliding block (54), the right-angle connecting plate (55) is composed of two flat plates which are 90 degrees to each other, one of the flat plates is rotatably connected to the second sliding block (54), and the other flat plate is fixedly connected to the rotating shaft (56).

3. The feeding mechanism for preparing the environment-friendly PE plastic recycled particles as claimed in claim 2, wherein the rotating shaft (56) is sleeved with a spring (58), one end of the spring (58) is fixedly connected with the right-angle connecting plate (55), and the other end of the spring (58) is fixedly connected with the connecting block (57).

4. Feeding mechanism for preparing recycled PE plastic granules according to claim 2 or 3, wherein the two scraping devices are symmetrically arranged at both sides of the lifting channel (3).

5. The feeding mechanism for preparing the environment-friendly PE plastic regenerated particles as claimed in claim 1, wherein the output channel (2) is communicated with a primary air pipe (6), a wind shield (8) for guiding air to the direction of the lifting channel (3) is further arranged in the output channel (2), the bottom of the lifting channel (3) is communicated with an air supplementing pipe (7) for supplying air upwards, and the primary air pipe (6) and the air supplementing pipe (7) are communicated into the output channel (2) and the lifting channel (3).

6. The feeding mechanism for preparing the environment-friendly PE plastic regenerated particles according to claim 1, wherein a material sucking port (11) is formed in one side of the collecting bin (1), a clamping groove (12) is fixedly formed in the outer portion of the collecting bin (1), the clamping groove (12) is a semi-surrounding structure with three sides surrounding the material sucking port (11), the left side or the right side of the clamping groove (12) is open, a sliding groove is formed in the clamping groove (12), and a sliding block matched with the sliding groove is fixedly arranged at one end, connected with the collecting bin (1), of the output channel (2).