阅读说明：本技术 一种塑料再生造粒多级冷却筛选装置 (Multistage cooling and screening device for regenerated plastic granules ) 是由 祝锦聪 于 2019-11-25 设计创作，主要内容包括：本发明公开了一种塑料再生造粒多级冷却筛选装置,包括第一级冷却机构、第二级冷却机构及筛选机构,所述第一级冷却机构包括第一暂存料仓及第一抽风机,所述第一暂存料仓的侧壁及底端分别开设有第一进料口及第一出料口,所述第一抽风机的输入口与第一出料口连通,所述第一暂存料仓的腔体内由上到下外径逐渐减小,所述第二级冷却机构包括第二暂存料仓及第二抽风机,所述第二暂存料仓的侧壁及底端分别开设有第二进料口及第二出料口,所述第二抽风机的输入口与第二出料口连通。本发明公开的塑料再生造粒多级冷却筛选装置,采用多级风冷机构对塑料粒进行有效的冷却作业,冷却后的塑料粒进行有效的筛选分类。(The invention discloses an multistage cooling and screening device for plastic recycling granulation, which comprises a -stage cooling mechanism, a second-stage cooling mechanism and a screening mechanism, wherein the 0-stage cooling mechanism comprises a temporary storage bin and a exhaust fan, the side wall and the bottom end of the temporary storage bin are respectively provided with a feeding port and a discharging port, the input port of the exhaust fan is communicated with a discharging port, the outer diameter of the cavity of the temporary storage bin is gradually reduced from top to bottom, the second-stage cooling mechanism comprises a second temporary storage bin and a second exhaust fan, the side wall and the bottom end of the second storage bin are respectively provided with a second feeding port and a second discharging port, and the input port of the second exhaust fan is communicated with the second discharging port.)

1, multistage cooling screening device for plastic regeneration granulation, which is characterized by comprising a -stage cooling mechanism (1), a second-stage cooling mechanism (2) and a screening mechanism (3), wherein the -stage cooling mechanism (1) comprises a -th temporary storage bin (4) and a -th exhaust fan (5), a -th feeding port and a -th discharging port are respectively formed in the side wall and the bottom end of the -th temporary storage bin (4), an input port of the -th exhaust fan (5) is communicated with a -th discharging port,

the inner diameter of the cavity of the temporary storage bin (4) is gradually reduced from top to bottom, the second-stage cooling mechanism (2) comprises a second temporary storage bin (6) and a second exhaust fan (7), a second feed inlet and a second discharge outlet are respectively formed in the side wall and the bottom end of the second temporary storage bin (6), the input port of the second exhaust fan (7) is communicated with the second discharge outlet, the output port of the exhaust fan (5) is communicated with the second feed inlet through a pipeline,

the screening mechanism (3) comprises a third temporary storage bin (8), a vibration operation groove (9), a vibrating screen (10), a second vibrating screen (12) and a vibrating motor (13), a third feeding port and a third discharging port are respectively arranged at the side wall and the bottom end of the third temporary storage bin (8), the third temporary storage bin (8) is arranged at the upper side of the vibration operation groove (9), the vibrating motor (13) is arranged at the bottom of the third temporary storage bin (8), the aperture of a sieve pore on the vibrating screen (10) is larger than that of the second vibrating screen (12), the vibrating screen (10) and the second vibrating screen (12) are sequentially arranged in the vibration operation groove (9) from top to bottom, the output end of the vibration operation groove (9) is respectively provided with a third discharging port (14) and a fourth discharging port (15) which are communicated with the space of the vibrating screen (10) and the second vibrating screen (12), and the output port of the second exhaust fan (7) is communicated with the third feeding port through a third pipeline,

the th feed inlet is communicated with the input port of a third blower (16) through a second pipeline (17), and the second pipeline (17) is also communicated with a feed hopper (18).

2. The multistage cooling and screening device for plastic regeneration granulation according to claim 1, wherein a th exhaust port, a second exhaust port and a third exhaust port are respectively formed at the top ends of the th temporary storage bin (4), the second temporary storage bin (6) and the third temporary storage bin (8), the th exhaust port, the second exhaust port and the third exhaust port are respectively communicated with the transverse main exhaust pipe (20) through vertical exhaust pipes (19), and a fourth exhaust port (21) communicated with the outside is formed at the tail end of the transverse main exhaust pipe (20).

3. The multistage cooling and screening device for plastic regeneration granulation according to claim 2, wherein the openings of the th air outlet, the second air outlet and the third air outlet are all provided with a filter screen, and the air outlets are internally provided with control valves (22) for controlling the sizes of the openings of the air outlets.

4. The multistage cooling and screening device for plastic regeneration granulation according to claim 1, wherein the peripheral edges of the bottom surface of the vibration operation groove (9) are respectively provided with -th supporting columns (23) which protrude downwards, a bottom frame (24) is installed below the -th supporting columns (23), the peripheral edges of the surface of the bottom frame (24) are respectively provided with second supporting columns (25) which protrude upwards, and the -th supporting columns (23) are sleeved with vibration-damping springs (26) which are installed in a matching manner with the second supporting columns (25).

5. The multistage cooling and screening device for plastic recycling granulation according to claim 1, wherein: the surface of the vibration operation groove (9) is covered with a wrapping cloth (27), the side wall of the vibration operation groove (9) is provided with a circular ring (28), and the edge of the wrapping cloth (27) is provided with a binding band bound with the circular ring (28).

6. The multistage cooling and screening device for plastic recycling granulation according to claim 1, wherein: an air inlet is formed in the side wall of the vibration operation groove (9), the air inlet is communicated with a one-way output port of a fourth air blower (29), and the air inlet and the one-way output port are connected in a sealing mode through a flexible hose.

7. The multistage cooling and screening device for plastic recycling granulation according to claim 1, wherein the side walls of the temporary storage bin (4), the second temporary storage bin (6) and the third temporary storage bin (8) are all provided with an observation , and the inner wall edge of the observation is provided with a sealing rubber pad (30) around .

8. The multistage cooling and screening device for plastic recycling granulation according to claim 1, wherein: the bottom of the vibration operation groove (9) is of a funnel structure protruding downwards.

Technical Field

The invention relates to plastic production equipment, in particular to a multistage cooling and screening device for kinds of plastic regeneration granulation.

Background

The recycled plastic is a plastic raw material obtained by processing and processing waste plastics by physical or chemical methods such as pretreatment, melting granulation, modification and the like, and is used for recycling the plastics. However, the temperature of the plastic granules after melting and granulating is high, and the diameters of the granules after melting and granulating are different, so that the plastic granules need to be cooled and screened, and then the cooled plastic granules are stored.

Disclosure of Invention

The invention aims to provide multi-stage cooling and screening devices for plastic regeneration granulation, which effectively cool plastic granules by adopting a multi-stage air cooling mechanism, and effectively screen and classify the cooled plastic granules.

In order to solve the technical problems, the technical scheme of the invention is as follows:

multistage cooling and screening device for plastic regeneration granulation, which comprises a -level cooling mechanism, a second-level cooling mechanism and a screening mechanism, wherein the -level cooling mechanism comprises a temporary storage bin and a exhaust fan, the side wall and the bottom end of the temporary storage bin are respectively provided with a feeding hole and a discharging hole, the input port of the exhaust fan is communicated with the discharging hole,

the outer diameter of the cavity of the temporary storage bin is gradually reduced from top to bottom, the second-stage cooling mechanism comprises a second temporary storage bin and a second exhaust fan, a second feed inlet and a second discharge outlet are respectively formed in the side wall and the bottom end of the second temporary storage bin, the input port of the second exhaust fan is communicated with the second discharge outlet, the output port of the exhaust fan is communicated with the second feed inlet through a pipeline,

the screening mechanism comprises a third temporary storage bin, a vibration operation groove, an th vibrating screen, a second vibrating screen and a vibrating motor, wherein a third feeding hole and a third discharging hole are respectively formed in the side wall and the bottom end of the third temporary storage bin, the third temporary storage bin is arranged above side of the vibration operation groove, the vibrating motor is arranged at the bottom of the third temporary storage bin, the aperture of a sieve hole on the th vibrating screen is larger than that of the second vibrating screen, the th vibrating screen and the second vibrating screen are sequentially arranged in the vibration operation groove from top to bottom, the output end of the vibration operation groove is respectively provided with a third discharging hole and a fourth discharging hole which are communicated with the th vibrating screen and the second vibrating screen, the output port of the second exhaust fan is communicated with the third feeding hole through a third pipeline,

the th feed inlet is communicated with the input port of a third blower through a second pipeline, and the second pipeline is also communicated with a feed hopper.

, a th exhaust port, a second exhaust port and a third exhaust port are respectively arranged at the top ends of the temporary storage bin, the second temporary storage bin and the third temporary storage bin, the th exhaust port, the second exhaust port and the third exhaust port are respectively communicated with the transverse main exhaust pipe through the vertical exhaust pipe, and a fourth exhaust port communicated with the outside is arranged at the tail end of the transverse main exhaust pipe.

, a filter screen is arranged at the opening of the air outlet, the second air outlet and the third air outlet, and a control valve for controlling the size of the opening of the air outlet is arranged in the air outlet.

, the bottom surface of the vibration operation groove is provided with a supporting column protruding downwards at the edge around the bottom surface, an underframe is installed below the supporting column, a second supporting column protruding upwards is arranged at the edge around the surface of the underframe, and a vibration-avoiding spring is sleeved on the supporting column and is installed in a matching manner with the second supporting column.

, covering the surface of the vibration operation groove with a covering cloth, arranging a circular ring on the side wall of the vibration operation groove, and arranging a binding belt bound with the circular ring on the edge of the covering cloth.

, an air inlet is formed in the side wall of the vibration operation groove, the air inlet is communicated with a one-way output port of the fourth air blower, and the air inlet and the one-way output port are connected in a sealing mode through a flexible hose.

, observing is arranged on the side walls of the temporary storage bin, the second temporary storage bin and the third temporary storage bin, and a sealing rubber pad is arranged around on the edge of the inner wall of the observing .

, the bottom of the vibrating trough is a funnel that projects downward.

By adopting the technical scheme, the regenerated plastic particles after melting granulation pass through a th feed inlet, a third air blower blows the plastic particles to a th temporary storage bin at a th pipeline, air blown by the third air blower cools the plastic particles for times, the space in the th temporary storage bin is large, a exhaust fan at the bottom of the 364 th temporary storage bin pumps the plastic particles to a th temporary storage bin again for times, then the plastic particles are pumped to the third temporary storage bin by a times by a second exhaust fan, the plastic particles are effectively dispersed and radiated in a th temporary storage wide space by the two front two-stage storage bins, the two exhaust fans are used for conveying the plastic particles and are provided with effective air cooling for the plastic particles, the plastic particles cooled by the two stages enter a vibration operation groove through the third temporary storage bin, the vibration operation groove is driven by a vibration motor, the pore size of the plastic particles on a vibration sieve is larger than the pore size of the second vibration sieve, under the effect of vibration, the plastic particles are retained on the second temporary storage bin of the second vibration operation groove, even the vibration sieve screen, the vibration operation groove is used for filtering dust, and the vibration operation of the vibration sieve, and the dust is discharged from the vibration operation groove through a vibration sieve screen, and the vibration operation device, and the vibration sieve screen, the sieve screen is replaced by the vibration sieve.

Drawings

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

FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention.

Detailed Description

The following provides a detailed description of the present invention, which is provided to help understand the present invention but not to limit the present invention, and the technical features of the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-2, the multi-stage cooling and screening device for plastic recycling granulation disclosed by the present invention comprises a -stage cooling mechanism 1, a second-stage cooling mechanism 2 and a screening mechanism 3, wherein the -stage cooling mechanism 1 comprises a -stage temporary storage bin 4 and a -stage exhaust fan 5, a feeding port and a discharging port are respectively formed at the side wall and the bottom end of the -stage temporary storage bin 4, an input port of the -stage exhaust fan 5 is communicated with an discharging port,

the outer diameter of the cavity of the temporary storage bin 4 is gradually reduced from top to bottom, the second stage cooling mechanism 2 comprises a second temporary storage bin 6 and a second exhaust fan 7, the side wall and the bottom end of the second temporary storage bin 6 are respectively provided with a second feed inlet and a second discharge outlet, the input port of the second exhaust fan 7 is communicated with the second discharge outlet, the output port of the exhaust fan 5 is communicated with the second feed inlet through a pipeline,

the screening mechanism 3 comprises a third temporary storage bin 8, a vibration operation groove 9, an -th vibrating screen 10, a second vibrating screen 12 and a vibrating motor 13, wherein a third feeding port and a third discharging port are respectively formed in the side wall and the bottom end of the third temporary storage bin 8, the third temporary storage bin 8 is installed above the vibration operation groove 9 at side, the vibrating motor 13 is installed at the bottom of the third temporary storage bin 8, the aperture of a screen hole on the -th vibrating screen 10 is larger than that of the second vibrating screen 12, the -th vibrating screen 10 and the second vibrating screen 12 are sequentially installed in the vibration operation groove 9 from top to bottom, a third discharging port 14 and a fourth discharging port 15 which are communicated with the -th vibrating screen 10 and the second vibrating screen 12 are respectively arranged at the output end of the vibration operation groove 9, the output port of the second exhaust fan 7 is communicated with the third feeding port through a third pipeline,

the th feeding hole is communicated with the feeding hole of the third blower 16 through the second pipeline 17, the th feeding hopper 18 is also communicated on the second pipeline 17, and the bottom of the vibration operation groove 9 is of a downward convex funnel structure.

Regenerated plastic particles after melting granulation pass through a th feeding hole, a third air blower 16 blows the plastic particles to a th temporary storage bin through a th pipeline, air blown by the third air blower 16 cools the plastic particles 632 times, the space in a th temporary storage bin is large, a exhaust fan 5 at the bottom of the 23 th temporary storage bin 4 sucks the plastic particles to a th temporary storage bin 4 again by times, then a second exhaust fan 7 sucks the plastic particles to the third temporary storage bin 8 again by times, the bins of the former two stages effectively disperse and dissipate heat of the plastic particles in a temporary storage wide space, the two exhaust fans have the functions of conveying the plastic particles and simultaneously have effective air cooling on the plastic particles, the plastic particles after two-stage cooling enter a vibration operation groove 9 through the third temporary storage bin 8, a vibration operation groove 9 is driven by a vibration motor 13, as the apertures of meshes on a vibration sieve 10 are larger than those of a second vibration sieve 12, under the vibration effect, the plastic particles enter the vibration operation groove 9 through the third temporary storage bin 8, even after two stages of the vibration sieve, the vibration operation groove 14, the vibration operation of the vibration sieve, the vibration operation groove 14 is replaced by a multi-stage vibration operation device for water cooling operation, the operation of a multi-stage vibration sieve dust-screening operation of a vibration sieve screening plant, the vibration operation dust-screening operation device, the dust-screening operation device is replaced by the vibration-screening device, the vibration-screening device.

In addition, in order to prevent the hot air pressure of the device from being too large, a air outlet, a second air outlet and a third air outlet are respectively formed in the top ends of the th temporary storage bin 4, the second temporary storage bin 6 and the third temporary storage bin 8, the th air outlet, the second air outlet and the third air outlet are respectively communicated with the transverse main exhaust pipe 20 through the vertical exhaust pipe 19, a fourth air outlet 21 communicated with the outside is formed in the tail end of the transverse main exhaust pipe 20, filter screens are arranged at the openings of the th air outlet, the second air outlet and the third air outlet, and a control valve 22 for controlling the opening size of the air outlets is arranged in the air outlets.

The bottom surface of the vibration operation groove 9 is provided with th supporting columns 23 protruding downwards at the peripheral edge of the bottom surface, the underframe 24 is installed below the th supporting column 23, the second supporting columns 25 protruding upwards are arranged at the peripheral edge of the surface of the underframe 24, the th supporting column 23 is sleeved with the vibration-avoiding spring 26 to be installed in cooperation with the second supporting column 25, the vibration mechanism is arranged to enable the vibration operation groove to operate more conveniently and rapidly, and the machine is easy to maintain.

The surface of vibration operation groove 9 covers there is cladding cloth 27, and the lateral wall of vibration operation groove 9 is equipped with ring 28, and the edge of cladding cloth 27 is equipped with the bandage that binds with ring 28, and the setting of cladding cloth 27 prevents that the recycled plastic granule from flying out the top opening of vibration operation groove 9.

The side wall of the vibration operation groove 9 is provided with an air inlet which is communicated with a one-way output port of a fourth air blower 29, the air inlet and the one-way output port are connected in a sealing mode through a flexible hose, and the air blower enables regenerated plastic particles to be accelerated to be pushed to a third discharge port and a fourth discharge port.

temporary storage bin 4, second temporary storage bin 6 and third temporary storage bin 8's lateral wall all is equipped with observes , and the inner wall edge of observing is equipped with sealed cushion 30 around week, makes things convenient for operating personnel to maintain the stock bin.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.