CN215920988U

CN215920988U - Vibrating screen capable of collecting reducing particles for polyester production

Info

Publication number: CN215920988U
Application number: CN202122023337.2U
Authority: CN
Inventors: 张新忠; 郑晓明; 武凯
Original assignee: Jiangsu Honggang Petrochemical Co ltd
Current assignee: Jiangsu Honggang Petrochemical Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-01
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a vibrating screen capable of collecting reducing particles for polyester production, which comprises a vibrating screen body arranged on a first layer of screen plate and a second layer of screen plate, wherein a reducing particle discharge pipe is arranged on the vibrating screen body above the first layer of screen plate, a fine particle discharge pipe is arranged on the vibrating screen body below the second layer of screen plate, an aggregate component is arranged below the reducing particle discharge pipe and the fine particle discharge pipe of the vibrating screen body, the aggregate component comprises an aggregate groove and an aggregate hopper connected with the reducing particle discharge pipe and the fine particle discharge pipe, the bottom plate of the aggregate hopper is arranged in an inclined manner, and a discharge hole of the aggregate hopper is connected with a discharge pipeline with the same inclination as the bottom plate of the aggregate hopper. The vibrating screen is convenient for collecting the reducing particles.

Description

Vibrating screen capable of collecting reducing particles for polyester production

Technical Field

The utility model relates to a polyester production system, in particular to a vibrating screen capable of collecting reducing particles for polyester production.

Background

In the production process of the polyester bottle flake product, melt enters a granulating system after passing through a casting belt head, generated particles enter a centrifugal dryer through a snake-shaped pipeline for spin-drying, the dried particles fall into a vibrating screen through a pipeline from a discharge port on one side of the centrifugal dryer, the particles of the polyester are optimally and differentially selected by using the exciting vibration force of a vibrating motor, and the particles with uniform and normal particle sizes enter an intermediate bin for collection and are conveyed to a subsequent process or a finished product bin through air. However, no receiving container or bag is arranged below the different-diameter particle discharging pipe and the fine particle discharging pipe on the existing vibrating screen, and when the granulator runs abnormally, different-diameter particles, superfine particles and powder are directly discharged above the lower-layer intermediate bin and fall onto the ground on the lower layer, so that the manual cleaning workload is increased, and the quality of different-diameter particle products is degraded into ground materials again.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing the vibrating screen for polyester production, which has reasonable design and can collect reducing particles, aiming at the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a can collect reducing particle's shale shaker for polyester production, its characteristics are, including establishing the shale shaker body at first layer sieve and second floor sieve, shale shaker body top is equipped with cuts the grain inlet pipe, is equipped with reducing particle discharging pipe on the shale shaker body of first layer sieve top, is equipped with normal particle discharging pipe on the shale shaker body between first layer sieve and the second floor sieve, is equipped with the tiny particle discharging pipe on the shale shaker body of second floor sieve below, installs the subassembly that gathers materials below the reducing particle discharging pipe and the tiny particle discharging pipe of shale shaker body, the subassembly that gathers materials include that the collecting hopper and the collecting hopper of being connected with reducing particle discharging pipe and tiny particle discharging pipe, the bottom plate slope of collecting hopper sets up, the discharge gate of collecting hopper is connected with the ejection of compact pipeline unanimous with collecting hopper bottom plate gradient, the pipeline extends to the collecting hopper in.

The technical problem to be solved by the utility model can be realized by adopting the following technical scheme that the included angle formed by the bottom plate of the collecting hopper and the vertical plane is 30-60 degrees, and more preferably 40 degrees.

The technical problem to be solved by the utility model can be realized by the following technical scheme that the vibrating screen body consists of a base, a spring, a material box, a screen body, a cover body and a vibrating motor.

The technical problem to be solved by the utility model can also be solved by the following technical scheme that the reducing particle discharge pipe and the fine particle discharge pipe share one collecting hopper.

The technical problem to be solved by the utility model can also be realized by the following technical scheme that a collecting bag connected with a discharge pipeline is arranged in the material collecting groove.

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

firstly, a material collecting hopper with an inclined bottom plate is arranged below a discharge port of the vibrating screen and used for receiving particles discharged from a reducing particle discharge pipe and a fine particle discharge pipe.

Secondly, the bottom plate of the collecting hopper forms an included angle of 40 degrees with the vertical plane, so that the particles with different diameters can fall and be collected conveniently.

Thirdly, a pipeline with the same gradient as the inclined hopper bottom plate is arranged below the reducing particle collecting equipment, and a collecting bag is arranged at the outlet of the pipeline.

Drawings

FIG. 1 is a block diagram of a shaker in accordance with the present invention.

In the figure: 1-grain-sized feeding pipe, 2-vibrating screen cover, 3-first layer of sieve plate, 4-second layer of sieve plate, 5-reducing particle discharging pipe, 6-fine particle discharging pipe, 7-normal particle discharging pipe, 8-inclined hopper, 9-collecting bag and 10-intermediate bin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1, a vibrating screen capable of collecting reducing particles for polyester production comprises a vibrating screen body arranged on a first layer screen plate 3 and a second layer screen plate 4, a grain-cutting feeding pipe 1 is arranged at the top of the vibrating screen body, a reducing particle discharging pipe 5 is arranged on the vibrating screen body above the first layer screen plate 3, a normal particle discharging pipe 7 is arranged on the vibrating screen body between the first layer screen plate 3 and the second layer screen plate 4, the normal particle discharging pipe 7 is connected with an intermediate bin 10 through a pipeline, a fine particle discharging pipe 6 is arranged on the vibrating screen body below the second layer screen plate 4, an aggregate component is arranged below the reducing particle discharging pipe 5 and the fine particle discharging pipe 6 of the vibrating screen body, the aggregate component comprises an aggregate groove 9 and an aggregate hopper 8 connected with the reducing particle discharging pipe 5 and the fine particle discharging pipe 8, the bottom plate of the aggregate hopper 8 is inclined from one side to the other side, the discharge port of the collecting hopper 8 is connected with a discharge pipeline with the same gradient as the bottom plate of the collecting hopper, the pipeline extends into a collecting groove 9, the reducing particle discharge pipe 5 and the fine particle discharge pipe 6 share one collecting hopper 8, the included angle formed by the bottom plate of the collecting hopper 8 and a vertical plane is 30-60 degrees, more preferably 40 degrees, and a collecting bag connected with the discharge pipeline is arranged in the collecting groove.

The grain is cut and is directly got into in the shale shaker sieve feed box from centrifugal dryer play hopper, and the vibrating motor of sieve feed box both sides installation only produces along the exciting force of vertical direction and horizontal direction through proper regulation, and its resultant force shows the excitation effort of slant the place ahead, makes and cuts the grain and can move ahead. After the polyester granules enter the screening box body, under the action of the exciting force of the vibration motor, the polyester granules move to the discharge port, and the polyester granules complete coarse and fine screening twice. Reducing particles such as beveling and long materials are left on the first layer of the sieve plate and are discharged through the reducing particle discharge pipe, and the particles fall into the aggregate bin after being discharged, and are conveyed into the aggregate bag in the aggregate bin through the aggregate bin, so that the workload of cleaning is reduced, the environmental sanitation around the vibrating screen is ensured, and the product quality of the reducing particles is further ensured; qualified polyester particles are discharged from a normal particle discharging pipe through a second-layer sieve plate, ultrafine particle size particles fall into a lower layer, are discharged from a fine particle discharging pipe, fall into a collecting hopper after being discharged, and are conveyed into a collecting bag in a collecting hopper.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A vibrating screen capable of collecting reducing particles for polyester production is characterized by comprising a vibrating screen body provided with a first layer of screen plate and a second layer of screen plate, wherein the top of the vibrating screen body is provided with a granulating feeding pipe, a reducing particle discharging pipe is arranged on the vibrating screen body above the first layer of sieve plate, a normal particle discharging pipe is arranged on the vibrating screen body between the first layer of sieve plate and the second layer of sieve plate, the normal particle discharging pipe is connected with an intermediate bin, a fine particle discharging pipe is arranged on the vibrating screen body below the second layer of sieve plate, an aggregate component is arranged below the reducing particle discharge pipe and the fine particle discharge pipe of the vibrating screen body, the collecting assembly comprises a collecting groove and a collecting hopper connected with the reducing particle discharging pipe and the fine particle discharging pipe, the bottom plate of the collecting hopper is arranged in an inclined mode, and the discharging hole of the collecting hopper is connected with a discharging pipeline with the same inclination degree as the bottom plate of the collecting hopper.

2. The vibrating screen for polyester production capable of collecting particles with different diameters as claimed in claim 1, wherein the included angle formed between the bottom plate of the collecting hopper and the vertical plane is 30-60 °.

3. The vibrating screen for polyester production capable of collecting particles with different diameters as claimed in claim 2, wherein the bottom plate of the collecting hopper forms an angle of 40 ° with a vertical plane.

4. The vibrating screen for polyester production capable of collecting reduced particles according to claim 1, wherein the reduced particle discharging pipe and the fine particle discharging pipe share a collecting hopper.

5. The vibrating screen capable of collecting particles with different diameters for polyester production as claimed in claim 1, wherein a collecting bag connected with a discharge pipeline is arranged in the collecting tank.