CN219486251U

CN219486251U - Extrusion molding device for producing regenerated plastic particles

Info

Publication number: CN219486251U
Application number: CN202320706974.6U
Authority: CN
Inventors: 彭扬帆
Original assignee: Maite Xiamen Recycling Technology Co ltd
Current assignee: Maite Xiamen Recycling Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-08-08
Anticipated expiration: 2033-04-03

Abstract

The utility model relates to an extrusion molding device for producing regenerated plastic particles, which comprises: a screw extrusion module; the feeding module is arranged on the spiral extrusion module and is used for screening the plastic raw materials and then feeding the plastic raw materials into the spiral extrusion module; the heating modules are detachably arranged on the spiral extrusion modules and are used for heating and melting plastics on the inner sides of the spiral extrusion modules; and the heat recovery module is arranged at the air outlet end of the heating module, one end of the heat recovery module is connected with the feeding module, and the heat recovery module is used for collecting heat emitted by the heating module and then supplying the collected heat to the feeding module to dry the screened plastic raw materials. The utility model can dry and primarily heat the plastic regenerated particles by the heat emitted in the space when the extrusion molding device works, so as to save energy consumption and improve the product quality.

Description

Extrusion molding device for producing regenerated plastic particles

Technical Field

The utility model relates to the technical field of plastic regenerated particles, in particular to an extrusion molding device for producing regenerated plastic particles.

Background

The plastic regenerated particles are processed by using waste plastics to form particles, the plastic regenerated particles are processed by using waste plastic products as raw materials, the market is wide, the plastic regeneration can reduce the pollution of plastic garbage, waste is changed into valuable, and huge economic and social benefits can be created.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the extrusion molding device for producing the regenerated plastic particles, which can dry and primarily heat the plastic regenerated particles by the heat emitted in the space when the extrusion molding device works, so as to save energy consumption and improve the product quality.

The technical scheme of the utility model is as follows: an extrusion molding apparatus for the production of recycled plastic particles, comprising:

a screw extrusion module;

the feeding module is arranged on the spiral extrusion module and is used for screening the plastic raw materials and then feeding the plastic raw materials into the spiral extrusion module;

the heating modules are detachably arranged on the spiral extrusion modules and are used for heating and melting plastics on the inner sides of the spiral extrusion modules; and

and the heat recovery module is arranged at the air outlet end of the heating module, one end of the heat recovery module is connected with the feeding module, and the heat recovery module is used for collecting heat emitted by the heating module and then supplying the collected heat to the feeding module to dry the screened plastic raw materials.

Further, the heat recovery module comprises an exhaust hood which is detachably wrapped on the periphery of the heating module; a gap is arranged between the exhaust hood and the heating module; a fan is fixedly arranged at the bottom of the exhaust hood; the top of the exhaust hood is symmetrically provided with a converging hood; the output end of the confluence cover is connected to the drying part; the output end of the drying part is summarized to the feeding module.

Further, the drying part comprises a hollow drying box; and the inner side of the drying box is filled with a drying agent.

Further, the number of the heating modules is 4-5, and the heating modules are heating belts; the heating belt is wound on the spiral extrusion module; and a temperature sensor is arranged between the adjacent heating modules.

Further, the feed module comprises a feed hopper; the screening mechanism is obliquely arranged on the inner side of the feed hopper; a drain hole is arranged at the lowest end of the corresponding screening mechanism; a through hole is arranged on one side perpendicular to the drain hole.

Further, the screening mechanism comprises a screen plate which is detachably inserted into the feed hopper and provided with through holes in an array; the screen plate is provided with a vibrating element; the vibration element can drive the sieve plate to vibrate periodically so as to accelerate the screening of plastic raw materials.

Further, the vibration element comprises a first electrode which is symmetrically arranged in a V shape and a second electrode which is arranged on the first electrode in the middle, an insulating layer is arranged between the adjacent first electrode and the second electrode, and a liquid dielectric medium is arranged between the adjacent second electrode and the insulating layer; the second electrode on the first electrode is controlled by a circuit, and when in use, charges with different properties are provided for the first electrode and the second electrode through the circuit control so as to vibrate at a fixed periodic frequency.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the heat recovery module is adopted to collect heat emitted in the space when the heating module works, and then the collected heat is supplied to the feeding module to dry the screened plastic raw materials, so that the moisture on the adhered plastic regenerated particles is removed, and meanwhile, the plastic regenerated particles can be primarily heated, so that the energy utilization rate is effectively improved, the energy consumption is reduced, and the melting efficiency of the heating module is improved;

according to the utility model, by adopting the scheme, the plastic regenerated particles can be dried and heated, and simultaneously become softer, so that the spiral extrusion module can conveniently push the plastic regenerated particles to the heating module for heating, the occurrence of the conditions such as material clamping and the like is avoided, and the production efficiency is improved.

Drawings

For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.

FIG. 1 is a schematic view of a three-dimensional structure of an extrusion molding apparatus according to the present utility model;

FIG. 2 is a front view of a feed module of the present utility model;

fig. 3 is a schematic view of the internal structure of the vibrating element according to the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present utility model.

Referring to fig. 1 to 2, an extrusion molding apparatus for the production of recycled plastic particles includes a screw extrusion module 1, a feed module 2, a heating module 4, and a heat recovery module 3. Wherein: the screw extrusion module 1 is a screw extruder for re-extruding and molding the recycled plastic particles, and since the screw extrusion module 1 is well known to those skilled in the art, the description thereof is omitted herein. The feeding module 2 is arranged on the spiral extrusion module 1 and is used for screening plastic raw materials and then sending the plastic raw materials into the spiral extrusion module 1 so as to prevent the situation that the spiral extrusion module 1 is blocked and stopped due to oversized particles; at least three heating modules 4 are detachably arranged along the direction of the rotation axis of the spiral extrusion module 1 and are used for heating and melting the plastic on the inner side of the spiral extrusion module 1; the heat recovery module 3 is arranged at the air outlet end of the heating module 4, and one end of the heat recovery module is connected with the feeding module 2 and is used for collecting heat emitted by the heating module 4 and then supplying the collected heat to the feeding module 2 to dry the screened plastic raw materials. In this example, through adopting heat recovery module to distribute the heating module during operation and collect the back at the heating power in space, later will collect the heat and supply the feeding module to carry out the drying to the plastics raw materials after the screening to reach and get rid of the moisture on the plastics regeneration granule that adheres to, can carry out preliminary heating to it again simultaneously, effectual improvement reduces the energy consumption to the utilization ratio of energy, can improve the melting efficiency of heating module simultaneously. The feed module 2, the heating module 4 and the heat recovery module 3 will be described in detail.

On the basis of the above embodiment, the heat recovery module 3 includes an exhaust hood 31 detachably wrapped around the peripheral side of the heating module 4 for preventing heat from flowing to the space; a gap between the exhaust hood 31 and the heating module 4 is arranged; a fan 32 is fixedly arranged at the bottom of the exhaust hood 31 and is used for driving new air flow into the exhaust hood 31 for heating and blowing the heated high-temperature air flow to the feeding module 2; the top of the exhaust hood 31 is symmetrically provided with a converging hood 33; the output end of the confluence cover 33 is connected to a drying part 34 for exhausting pure moisture in hot air flow so as to accelerate the drying of the subsequent regenerated plastic; the output of the dryer section 34 is fed to the feed module 2.

On the basis of the above embodiment, the drying section 34 includes a hollow drying box 341; the drying box 341 is filled with a drying agent 342 inside for drying the hot air flowing through.

Based on the above example, the number of the heating modules 4 is 4 to 5, preferably 4 in this embodiment, but in other embodiments, 5 heating modules 4 are adopted according to actual situations, and the heating modules 4 are heating belts; the heating belt is wound on the spiral extrusion module 1; a temperature sensor is arranged between the adjacent heating modules 4 and is used for sensing the temperature of the plastic flowing through at present.

On the basis of the above embodiment, the feed module 2 comprises a feed hopper 21; a screening mechanism 22 is obliquely arranged on the inner side of the feed hopper 21; a drain hole 23 is arranged at the lowest end of the corresponding screening mechanism 22; a through hole 24 is provided on a side perpendicular to the drain hole 23.

On the basis of the above embodiment, the screening mechanism 22 includes a screen plate 221 detachably inserted into the feed hopper 21 and provided with through holes in an array; the screen plate 221 is provided with a vibrating element 222; the vibration element 222 may drive the screen deck 221 to periodically vibrate to expedite screening of plastic materials.

On the basis of the above embodiment, the vibration element 222 includes a first electrode symmetrically placed in a V shape and a second electrode centrally disposed on the first electrode, an insulating layer is disposed between adjacent first electrodes and the second electrode, and a liquid dielectric is disposed between adjacent second electrodes and the insulating layer; the second electrode on the first electrode is controlled by a circuit, and when in use, charges with different properties are provided for the first electrode and the second electrode through the circuit control so as to vibrate at a fixed periodic frequency.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. An extrusion molding device for producing recycled plastic particles, which is characterized in that: comprising the following steps:

a screw extrusion module (1);

the feeding module (2) is arranged on the spiral extrusion module (1) and is used for screening the plastic raw materials and then feeding the plastic raw materials into the spiral extrusion module (1);

the heating modules (4) are detachably arranged on the spiral extrusion module (1) and are used for heating and melting plastics on the inner side of the spiral extrusion module (1); and

and the heat recovery module (3) is arranged at the air outlet end of the heating module (4), one end of the heat recovery module is connected with the feeding module (2) and is used for collecting heat emitted by the heating module (4) and then supplying the heat to the feeding module (2) to dry the screened plastic raw materials.

2. The extrusion apparatus of claim 1, wherein: the heat recovery module (3) comprises an exhaust hood (31) which is detachably wrapped on the periphery of the heating module (4); a gap is arranged between the exhaust hood (31) and the heating module (4); a fan (32) is fixedly arranged at the bottom of the exhaust hood (31); the top of the exhaust hood (31) is symmetrically provided with a converging hood (33); the output end of the confluence cover (33) is connected to a drying part (34); the output ends of the drying parts (34) are summarized to the feeding module (2).

3. The extrusion apparatus of claim 2, wherein: the drying part (34) comprises a hollow drying box (341); the drying box (341) is internally filled with a drying agent (342).

4. The extrusion apparatus of claim 1, wherein: the number of the heating modules (4) is 4-5, and the heating modules (4) are heating belts; the heating belt is wound on the spiral extrusion module (1); a temperature sensor is arranged between the adjacent heating modules (4).

5. The extrusion apparatus of claim 1, wherein: the feeding module (2) comprises a feeding hopper (21); a screening mechanism (22) is obliquely arranged on the inner side of the feed hopper (21); a drain hole (23) is arranged at the lowest end of the corresponding screening mechanism (22); a through hole (24) is provided on one side of the drain hole (23).

6. The extrusion apparatus of claim 5, wherein: the screening mechanism (22) comprises a screen plate (221) which is detachably inserted into the feed hopper (21) and provided with through holes in an array; a vibrating element (222) is arranged on the sieve plate (221); the vibration element (222) can drive the sieve plate (221) to vibrate periodically so as to accelerate the screening of plastic raw materials.

7. The extrusion apparatus of claim 6, wherein: the vibrating element (222) comprises a first electrode which is symmetrically arranged in a V shape and a second electrode which is arranged on the first electrode in the middle, an insulating layer is arranged between the adjacent first electrode and the second electrode, and a liquid dielectric medium is arranged between the adjacent second electrode and the insulating layer; the second electrode on the first electrode is controlled by a circuit, and when in use, charges with different properties are provided for the first electrode and the second electrode through the circuit control so as to vibrate at a fixed periodic frequency.