CN213855719U - Modified plastic granules screening plant - Google Patents

Abstract

The utility model discloses a modified plastic particle screening device, which comprises a screening box body, wherein a circle of screening filter screen is arranged inside the screening box body; the space inside the screening box body is divided into an inner screening area and an outer material receiving area through the screening filter screen; and the screening area is also provided with screening clapboards which are uniformly arranged from bottom to top at intervals; the space in the screening area is divided into an upper screening space and a lower screening space by the screening partition plate; and each screening clapboard is also provided with a blanking hole which is correspondingly overlapped at the upper and lower positions. Integral structure sets up to inside and outside cylinder in this device to the structure of upper and lower layering formula not only can sieve in a large number, and the screening effect is also very good after the layering moreover.

Description

Modified plastic granules screening plant

Technical Field

The utility model relates to a modified plastic granules's production facility, a modified plastic granules screening plant specifically says so.

Background

In the prior art, in the using and production process of modified plastic particles, the modified plastic particles need to be screened to obtain particles with the size meeting the requirements; in the prior art, most of modified plastic particles are screened through a drum-type screening structure; the device has the disadvantages that a large amount of particles cannot be screened at one time, and if the amount of the particles is too large, the particles are concentrated at a certain position, and the screening effect and the efficiency are not good enough; while the quality and efficiency of screening can be improved if the layered screening is adopted, the feeding and discharging of the particles are not convenient to arrange; therefore, the modified plastic particle screening device which can be layered and is convenient to feed and discharge is very important.

Disclosure of Invention

The utility model aims to provide a modified plastic particle screening device aiming at the defects of the prior art; the technical scheme is as follows:

a modified plastic particle screening device comprises a screening box body, wherein a circle of screening filter screen is arranged inside the screening box body; the space inside the screening box body is divided into an inner screening area and an outer material receiving area through the screening filter screen; and the screening area is also provided with screening clapboards which are uniformly arranged from bottom to top at intervals; the space in the screening area is divided into an upper screening space and a lower screening space by the screening partition plate; each screening clapboard is also provided with a blanking hole which is correspondingly overlapped in the upper and lower positions; the upper end of the screening box body is also provided with an integrated propelling device; the pushing rod of the pushing device is downwards arranged, the position and the size of the pushing rod correspond to those of the blanking holes in the screening partition plate, and the pushing rod of the pushing device downwards extends into the blanking holes in the screening partition plate to correspondingly plug the blanking holes; the upper end of the screening box body is also provided with a feeding pipe, the number of the feeding pipes is matched with the number of the screening spaces below, the feeding pipes respectively extend into the uppermost screening space, penetrate through the upper first-layer screening partition plate and extend into the screening space of the second layer, and so on, and a feeding pipe extending into the space is correspondingly arranged in each screening space; and the bottom of the screening box body is also provided with a rotating mechanism, and the screening box body can be correspondingly driven to rotate through the rotating mechanism.

Preferably, the rotating mechanism at the bottom end of the screening box body comprises a driving device arranged at the bottom of the screening box body; the lower end surface of the screening partition plate positioned at the lowermost layer is also correspondingly provided with a triangular mounting plate, and the lower end surface of the mounting plate is a plane and is correspondingly provided with an annular rack; and the driving device is correspondingly provided with a gear which is correspondingly engaged with the rack, so that the integral screening box body can be correspondingly driven to rotate.

Preferably, the lower end of the material receiving area positioned outside in the screening box body is correspondingly hinged with a discharging end cover; the discharge end cover can be correspondingly fixed and opened.

Preferably, the number of the screening partition plates in the screening area inside the screening box body is three, and the number of the screening spaces is also correspondingly three; and the three screening partitions are equally spaced.

Preferably, the screening partition plates are all arranged into a downward-concave conical structure; the blanking holes on the screening partition plate are all arranged in the middle of the screening partition plate; and the position of the propulsion device is set accordingly.

Has the advantages that: the utility model discloses following beneficial effect has:

(1) the basic structure of the device is the same as that of a drum screening structure, the interior of the screening box body is divided into two parts by the screening filter screen, but the device is also provided with the screening partition board in the interior screening area, so that the interior screening area is divided into a plurality of screening spaces, and feeding in each screening space is completed by the arranged feeding pipe; a feed pipe is arranged in each screening space and extends into the screening space from the uppermost end, so that the particles can enter each screening space from the feed pipe in a layered manner; after the integral device rotates, under the action of centrifugal force, small-sized particles enter an external screening area from a screening filter screen, the integral structure in the device is arranged in an inner roller and an outer roller, and the upper roller and the lower roller are layered, so that not only can a large amount of screening be carried out, but also the screening effect is very good after layering;

(2) the size of particles in the material receiving area screened to the outside in the device is small, and the material can be discharged by opening the discharging end cover at the bottom; the size of particles left in the internal screening area is larger, so that the requirement is met; the discharging of the internal modified plastic particles is completed by the arranged propelling device, and a propelling rod of the propelling device is downwards inserted into the discharging hole, so that the discharging hole is blocked during screening, and the screening cannot be influenced; when the plastic particles are discharged, the pushing device upwards withdraws the pushing rod from the discharging hole, so that the plastic particles naturally fall from the discharging hole by matching with the screening partition plate with a conical structure, and the discharging of the plastic particles in the internal screening area is completed; the whole structure is reasonable, and the use is convenient.

Drawings

Fig. 1 is a structural diagram of the present invention.

Detailed Description

The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.

As shown in fig. 1, the modified plastic particle screening device comprises a screening box body 1, wherein a circle of screening filter screen 2 is arranged inside the screening box body 1; the space inside the screening box body 1 is divided into an inner screening area 3 and an outer material receiving area 4 through the screening filter screen 2; and the screening area 3 is also provided with screening partition plates 5 which are uniformly arranged from bottom to top at intervals; the space in the screening area 3 is divided into an upper screening space and a lower screening space by a screening clapboard 5; each screening partition plate 5 is also provided with a blanking hole 6 which is correspondingly overlapped in the upper and lower positions; the upper end of the screening box body 1 is also provided with an integrated propelling device 7; the pushing rod 8 of the pushing device 7 is arranged downwards, the position and the size of the pushing rod correspond to those of the blanking holes 6 on the screening partition plate 5, and the pushing rod 8 of the pushing device 7 extends downwards into the blanking holes 6 on the screening partition plate 5 to correspondingly block the blanking holes 6; the upper end of the screening box body 1 is also provided with a feeding pipe 9, the number of the feeding pipes 9 is matched with the number of the screening spaces below, the feeding pipes 9 respectively extend into the uppermost screening space, penetrate through the upper first-layer screening partition plate 5 and extend into the screening space of the second layer, and so on, and each screening space is correspondingly provided with a feeding pipe 9 extending into the space; and the bottom of the screening box body 1 is also provided with a rotating mechanism, and the screening box body 1 can be correspondingly driven to rotate through the rotating mechanism.

The rotating mechanism at the bottom end of the screening box body 1 comprises a driving device 10 arranged at the bottom of the screening box body 1; the lower end surface of the screening partition plate 5 positioned at the lowest layer is also correspondingly provided with a triangular mounting plate 11, the lower end surface of the mounting plate 11 is a plane and is correspondingly provided with an annular rack 12; the driving device 10 is correspondingly provided with a gear 13, and the gear 13 is correspondingly engaged with the rack 12, so that the integral screening box 1 can be correspondingly driven to rotate.

The lower end of the material receiving area 4 positioned outside in the screening box body 1 is correspondingly hinged with a discharging end cover 14; the discharge end cap 14 can be fixed and opened correspondingly; the screening partitions 5 in the screening area 3 in the screening box body 1 are three in number, and the screening spaces are correspondingly three; and the intervals of the three sieving partition plates 5 are the same; the screening partition plates 5 are all arranged into downward-sunken conical structures; the blanking holes 6 on the screening partition plates 5 are all arranged in the middle of the screening partition plates 5; and the position of the propulsion device 7 is set accordingly.

The basic structure of the device is the same as that of a drum screening structure, the interior of the screening box body is divided into two parts by the screening filter screen, but the device is also provided with the screening partition board in the interior screening area, so that the interior screening area is divided into a plurality of screening spaces, and feeding in each screening space is completed by the arranged feeding pipe; a feed pipe is arranged in each screening space and extends into the screening space from the uppermost end, so that the particles can enter each screening space from the feed pipe in a layered manner; the whole device is rotatory the back, and under the effect of centrifugal force, in the granule of smaller size enters into outside screening region from the screening filter screen, overall structure sets up to inside and outside cylinder in this device to the structure of upper and lower layer-stepping not only can sieve in a large number, and the screening effect is also very good after the layering moreover.

The size of particles in the material receiving area screened to the outside in the device is small, and the material can be discharged by opening the discharging end cover at the bottom; the size of particles left in the internal screening area is larger, so that the requirement is met; the discharging of the internal modified plastic particles is completed by the arranged propelling device, and a propelling rod of the propelling device is downwards inserted into the discharging hole, so that the discharging hole is blocked during screening, and the screening cannot be influenced; when the plastic particles are discharged, the pushing device upwards withdraws the pushing rod from the discharging hole, so that the plastic particles naturally fall from the discharging hole by matching with the screening partition plate with a conical structure, and the discharging of the plastic particles in the internal screening area is completed; the whole structure is reasonable, and the use is convenient.

The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the invention and the appended claims, and all equivalent changes and modifications made according to the claims should be included in the scope of the present invention.

Claims (5)

1. The utility model provides a modified plastic granules screening plant which characterized in that: the device comprises a screening box body (1), wherein a circle of screening filter screen (2) is arranged in the screening box body (1); the space inside the screening box body (1) is divided into an inner screening area (3) and an outer material receiving area (4) through the screening filter screen (2); and screening partition plates (5) which are uniformly arranged from bottom to top at intervals are also arranged in the screening area (3); the space in the screening area (3) is divided into an upper screening space and a lower screening space by a screening clapboard (5); each screening clapboard (5) is also provided with a blanking hole (6) which is correspondingly overlapped in the upper and lower positions; the upper end of the screening box body (1) is also provided with an integrated propelling device (7); the pushing rod (8) of the pushing device (7) is arranged downwards, the position and the size of the pushing rod correspond to those of the blanking holes (6) in the screening partition plate (5), and the pushing rod (8) of the pushing device (7) downwards extends into the blanking holes (6) in the screening partition plate (5) to correspondingly block the blanking holes (6); the screening device is characterized in that the upper end of the screening box body (1) is also provided with feeding pipes (9), the number of the feeding pipes (9) is matched with the number of the screening spaces below, the feeding pipes (9) respectively extend into the uppermost screening space, penetrate through the upper first layer of screening partition plate (5) and extend into the screening space of the second layer, and the like, and each screening space is correspondingly provided with a feeding pipe (9) extending into the space; and the bottom of the screening box body (1) is also provided with a rotating mechanism, and the screening box body (1) can be correspondingly driven to rotate through the rotating mechanism.

2. A modified plastic particle screening apparatus as claimed in claim 1, wherein: the rotating mechanism at the bottom end of the screening box body (1) comprises a driving device (10) arranged at the bottom of the screening box body (1); the lower end surface of the screening partition plate (5) positioned at the lowest layer is also correspondingly provided with a triangular mounting plate (11), and the lower end surface of the mounting plate (11) is a plane and is correspondingly provided with an annular rack (12); and the driving device (10) is correspondingly provided with a gear (13), and the gear (13) is correspondingly meshed with the rack (12) so as to correspondingly drive the whole screening box body (1) to rotate.

3. A modified plastic particle screening apparatus as claimed in claim 1, wherein: the lower end of the material receiving area (4) positioned outside in the screening box body (1) is correspondingly hinged with a discharging end cover (14); the discharge end cover (14) can be correspondingly fixed and opened.

4. A modified plastic particle screening apparatus as claimed in claim 1, wherein: three screening partition plates (5) in the screening area (3) in the screening box body (1) are arranged, and three screening spaces are correspondingly arranged; and the intervals of the three sieving partition plates (5) are the same.

5. A modified plastic particle screening apparatus as claimed in claim 1, wherein: the screening partition plates (5) are all arranged into downward-sunken conical structures; the blanking holes (6) on the screening partition plate (5) are all arranged at the middle part of the screening partition plate (5); and the position of the propulsion device (7) is correspondingly arranged.

Images