CN216953858U

CN216953858U - Plastic pellet hot air drying device

Info

Publication number: CN216953858U
Application number: CN202220157317.6U
Authority: CN
Inventors: 张兵标
Original assignee: Anhui Huamei New Material Technology Co ltd
Current assignee: Anhui Huamei New Material Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-12
Anticipated expiration: 2032-01-20

Abstract

The utility model provides a hot air drying device for plastic granules, which relates to the field of plastic granules and comprises a cylinder, wherein a working screen cylinder is arranged in the cylinder, a rotating rod is arranged at the center in the working screen cylinder, two ends of the rotating rod rotate with the inner wall of the working screen cylinder, one end of one rotating rod extends out of the cylinder and is provided with a first gear, the side wall of the cylinder is provided with a servo motor, the output end of the servo motor is provided with a second gear, and the first gear is meshed with the second gear. According to the utility model, the hot air cylinders are arranged, hot air is supplied into the hot air cylinders through the external arrangement, and the hot air is discharged from the air outlet, so that plastic granules in the working sieve cylinder can be dried, the two hot air cylinders are symmetrically arranged relative to the working sieve cylinder, and meanwhile, the length of each hot air cylinder is greater than that of the working sieve cylinder, so that the plastic granules can be uniformly heated and the drying efficiency is high.

Description

Plastic pellet hot air drying device

Technical Field

The utility model relates to the field of plastic granules, in particular to a hot air drying device for plastic granules.

Background

The resin raw material, the modified filler and other additives are blended, extruded and granulated to form plastic granules. Since the plastic strands are cooled by water cooling, the resulting plastic granules carry water and must be removed. At present, plastic particles are dried by an electric heating oven or an electric heating blast drying oven. When the method is adopted, the materials are not uniformly heated because the materials are loaded in the tray and are in a static state, the drying time is long, even the surface layer materials are agglomerated, the inner layer materials cannot be sufficiently dried, and the heat loss is large.

Application number CN201721035759.9 discloses a plastics aggregate hot air drying device, the cylindrical jar body including vertical setting, jar body top is equipped with the air outlet, be equipped with charge door and discharge gate on the lateral wall of the jar, the external loading hopper that is equipped with of jar, the loading hopper passes through inlet pipe and charge door intercommunication, the internal first screen cloth and the second screen cloth of transversely being equipped with of jar, the mesh diameter of first screen cloth and second screen cloth all is less than the diameter of plastics aggregate, the below of the internal first screen cloth of jar is equipped with the hot-blast main, be equipped with a plurality of high-pressure tuyere on the hot-blast main, the one end of hot-blast main is sealed, and the other end extends to outside the jar to be connected with the air outlet of heater, the air intake of heater is connected with the air outlet of fan. Through the two screens and the high-pressure air nozzle, the plastic granules can be guaranteed to be in a fluidized state in the two screens, and heated and dried in the flowing process, so that the drying process of the plastic granules is accelerated, and the plastic granules are effectively prevented from being bonded.

However, this hot air drying device is slow in efficiency and incomplete in drying, so that a hot air drying device for plastic granules is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hot air drying device for plastic granules, which aims to solve the technical problem.

In order to solve the technical problems, the utility model adopts the following technical scheme: a hot air drying device for plastic granules, which comprises a cylinder,

a working screen cylinder is arranged in the cylinder, a rotating rod is arranged at the center in the working screen cylinder, two ends of the rotating rod rotate with the inner wall of the working screen cylinder, one end of one rotating rod extends out of the cylinder and is provided with a first gear, the side wall of the cylinder is provided with a servo motor, the output end of the servo motor is provided with a second gear, and the first gear is meshed with the second gear;

two hot air cylinders are symmetrically arranged in the cylinder, and a plurality of uniformly distributed air outlets are arranged at the positions, close to the working screen cylinder, of the two hot air cylinders.

Preferably, the rotating rod is of a hollow structure with openings at two ends, a plurality of uniformly distributed ventilation openings are formed in the rotating rod along the direction of the transverse shaft, the side wall of the cylinder is provided with an air heater, the output end of the air heater is provided with a ventilation pipe, the other end of the ventilation pipe extends into the rotating rod, and the ventilation pipe is not in contact with the inner wall of the rotating rod.

Preferably, the top and the bottom of the cylinder are provided with U-shaped supporting plates, the bottom in each U-shaped supporting plate is provided with a connecting rod, and the other end of each connecting rod extends into the cylinder and is connected with the adjacent hot air cylinder.

Preferably, the inner wall of the cylinder is symmetrically provided with two support rods, the other ends of the two support rods are rotatably provided with rollers, and the working screen cylinder rotates on the two rollers.

Preferably, the length of the hot air cylinder is greater than that of the working screen cylinder.

The utility model has the beneficial effects that:

1. by arranging the hot air cylinders, hot air is fed into the hot air cylinders through the external arrangement, and hot air is discharged from the air outlet, so that plastic granules in the working sieve cylinder can be dried;

2. through setting up air heater and bull stick, set up the bull stick into both ends opening, inside hollow structure, drive the rotation of second gear through starting servo motor, drive the bull stick through first gear and rotate, start the air heater simultaneously, the hot-blast plastics aggregate that the air heater produced carries out rapid draing through the vent in entering into the bull stick through the ventilation pipe in to the work sieve section of thick bamboo.

Drawings

FIG. 1 is a schematic view showing the structure of a hot air drying apparatus for plastic granules according to the present invention;

FIG. 2 is a schematic view of a partial structure of a hot air drying device for plastic granules according to the present invention;

reference numerals: 1-cylinder; 2-a working screen cylinder; 3-rotating the rod; 4-a first gear; 5-a servo motor; 6-a second gear; 7-U-shaped supporting plates; 8-a connecting rod; 9-a hot air cylinder; 10-a vent; 11-a hot air blower; 12-a vent-pipe; 13-a support bar; 14-a roller.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-2, a hot air drying device for plastic granules comprises a cylinder 1,

a working screen drum 2 is arranged in the cylinder 1, a rotating rod 3 is arranged at the center in the working screen drum 2, two ends of the rotating rod 3 rotate with the inner wall of the working screen drum 2, one end of one rotating rod 3 extends out of the cylinder 1 and is provided with a first gear 4, a servo motor 5 is arranged on the side wall of the cylinder 1, a second gear 6 is arranged at the output end of the servo motor 5, and the first gear 4 is meshed with the second gear 6;

two hot air cylinders 9 are symmetrically arranged in the cylinder 1, and a plurality of uniformly distributed air outlets are arranged at the positions of the two hot air cylinders 9, which are close to the working screen cylinder 2.

Through setting up hot-blast section of thick bamboo 9, send hot-blast in hot-blast section of thick bamboo 9 through the outside setting, hot-blast from the air outlet discharge to can carry out the drying to the plastics aggregate in a work sieve section of thick bamboo 2, set up hot-blast section of thick bamboo 9 into two, and set up about a work sieve section of thick bamboo 2 symmetry, the length of hot-blast section of thick bamboo 9 is greater than a work sieve section of thick bamboo 2 simultaneously, can guarantee that the plastics aggregate is heated evenly and drying efficiency is high.

Furthermore, the rotating rod 3 is of an internal hollow structure with two open ends, a plurality of uniformly distributed ventilation openings 10 are formed in the rotating rod 3 along the direction of the transverse axis, an air heater 11 is arranged on the side wall of the cylinder 1, a ventilation pipe 12 is arranged at the output end of the air heater 11, the other end of the ventilation pipe 12 extends into the rotating rod 3, and the ventilation pipe 12 is not in contact with the inner wall of the rotating rod 3. Set up bull stick 3 into both ends opening, inside hollow structure, drive the rotation of second gear 6 through starting servo motor 5, drive bull stick 3 through first gear 4 and rotate, start air heater 11 simultaneously, the hot-blast ventilation pipe 12 that produces of air heater 11 enters into bull stick 3 in, carries out rapid draing through vent 10 to the plastics aggregate in the screen drum 2.

Further, the top and the bottom of the cylinder 1 are provided with U-shaped supporting plates 7, the bottom in the U-shaped supporting plates 7 is provided with a connecting rod 8, the other end of the connecting rod 8 extends into the cylinder 1 and is connected with an adjacent hot air cylinder 9, and the hot air cylinder 9 can be supported by arranging the U-shaped supporting plates 7.

Further, two support rods 13 are symmetrically arranged on the inner wall of the cylinder 1, the other ends of the two support rods 13 are rotatably provided with rollers 14, the working screen drum 2 rotates on the two rollers 14, and the roller 14 is arranged to enable the working screen drum 2 to rotate on the rollers 14.

Further, the length of hot-blast section of thick bamboo 9 is greater than the length of a work sieve section of thick bamboo 2, can guarantee that the plastics aggregate is heated evenly and drying efficiency is high.

The working principle is as follows: put into work sieve section of thick bamboo 2 with the plastics aggregate, send hot-blast in hot-blast section of thick bamboo 9 through the outside setting, hot-blast from the air outlet discharge, thereby can carry out the drying to the plastics aggregate in the work sieve section of thick bamboo 2, set up hot-blast section of thick bamboo 9 into two, and set up about 2 symmetries of work sieve section of thick bamboo, the length of hot-blast section of thick bamboo 9 is greater than work sieve section of thick bamboo 2 simultaneously, can guarantee that the plastics aggregate is heated evenly and drying efficiency is high, set up bull stick 3 into both ends opening, inside hollow structure, drive the rotation of second gear 6 through starting servo motor 5, drive bull stick 3 through first gear 4 and rotate, start air heater 11 simultaneously, hot-blast that air heater 11 produced passes through ventilation pipe 12 and enters into bull stick 3, carry out quick drying to the plastics aggregate in the work sieve section of thick bamboo 2 through vent 10.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a plastics aggregate hot air drying device, includes drum (1), its characterized in that:

a working sieve cylinder (2) is arranged in the cylinder (1), a rotating rod (3) is arranged at the center in the working sieve cylinder (2), two ends of the rotating rod (3) rotate with the inner wall of the working sieve cylinder (2), one end of one rotating rod (3) extends out of the cylinder (1) and is provided with a first gear (4), a servo motor (5) is arranged on the side wall of the cylinder (1), a second gear (6) is arranged at the output end of the servo motor (5), and the first gear (4) is meshed with the second gear (6);

two hot air cylinders (9) are symmetrically arranged in the cylinder (1), and a plurality of uniformly distributed air outlets are arranged at the positions, close to the working screen cylinder (2), of the two hot air cylinders (9).

2. A hot air drying apparatus for plastic pellets as claimed in claim 1, wherein:

the improved air heater is characterized in that the rotating rod (3) is of a hollow structure with two open ends, a plurality of uniformly distributed ventilation openings (10) are formed in the rotating rod (3) in the transverse axis direction, an air heater (11) is arranged on the side wall of the cylinder (1), the output end of the air heater (11) is provided with a ventilation pipe (12), the other end of the ventilation pipe (12) extends into the rotating rod (3), and the ventilation pipe (12) is not in contact with the inner wall of the rotating rod (3).

3. A hot air drying apparatus for plastic pellets as claimed in claim 1, wherein:

the top and the bottom of the cylinder (1) are provided with U-shaped supporting plates (7), the bottom in each U-shaped supporting plate (7) is provided with a connecting rod (8), and the other end of each connecting rod (8) extends into the cylinder (1) and is connected with an adjacent hot air cylinder (9).

4. A hot air drying apparatus for plastic granules according to claim 1, characterized in that:

the inner wall of the cylinder (1) is symmetrically provided with two support rods (13), the other ends of the two support rods (13) are rotatably provided with rollers (14), and the working screen drum (2) rotates on the two rollers (14).

5. A hot air drying apparatus for plastic pellets as claimed in claim 1, wherein:

the length of the hot air cylinder (9) is greater than that of the working screen cylinder (2).