CN219054984U

CN219054984U - Granulation production line suitable for abandonment washing machine

Info

Publication number: CN219054984U
Application number: CN202223236088.6U
Authority: CN
Inventors: 陈龙; 吕怀兴; 牛远航; 杨瑶瑶; 沈文彪; 刘玉清
Original assignee: Inner Mongolia Xinchuang Resource Regeneration Co ltd; Shanxi Hongyang Haiou Weee Recycling Co ltd; Jiangxi Green Recycling Industry Co ltd
Current assignee: Inner Mongolia Xinchuang Resource Regeneration Co ltd; Shanxi Hongyang Haiou Weee Recycling Co ltd; Jiangxi Green Recycling Industry Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-05-23
Anticipated expiration: 2032-11-28

Abstract

The utility model relates to a granulation production line suitable for a waste washing machine, which comprises a flotation component and a granulation component, wherein the flotation component is used for floating glass fiber reinforced PP materials; the granulating assembly comprises a screw extruder and a melt filter, the length-diameter ratio of the screw extruder is 16-20, the feeding end of the screw extruder is communicated with the discharging end of the flotation assembly, and the melt filter is arranged at the discharging end of the screw extruder; solves the problems that the quality of the granulated product is poor, and the granulated product is usually treated with low-value products and cannot be effectively utilized because the glass fiber is contained in the material of the outer barrel part of the washing machine.

Description

Granulation production line suitable for abandonment washing machine

Technical Field

The utility model relates to the technical field of disassembly and recovery of washing machines, in particular to a granulation production line suitable for waste washing machines.

Background

The outer barrel material of the drum washing machine generally adopts 20% -40% glass fiber reinforced PP material, the PP flexibility and fatigue resistance are good, the glass fiber is used as a framework to increase the strength, the strength and the temperature resistance of the outer barrel can be improved, in the process of disassembling the outer barrel of the washing machine, the washing machine is crushed firstly, and then different kinds of materials are screened and recovered through a screening mechanism.

For example, the utility model patent with the application number of CN201821978114.3 proposes a disassembling production line for a washing machine, where a compression mechanism of the washing machine is arranged above a working table, the compression mechanism includes a power unit, a connecting rod and a compression disc sequentially connected from top to bottom, the power unit is connected to the top of the frame, a pushing mechanism of the washing machine is arranged on the working table, a crushing mechanism of the washing machine is arranged on one side of the working table far from the pushing mechanism, and a screening mechanism for screening substances such as foam and plastics in waste is connected to one side of the crushing mechanism.

When the material of washing machine urceolus part is handled, owing to conventional screw extruder's draw ratio is great, and the dwell time of material in the screw rod is overlength, and the glass fiber retention length after the granulation is lower, and physical properties reduces by a wide margin, simultaneously, conventional screw extruder extrudes glass fiber reinforcing PP and can not add the filter screen owing to the existence of glass fiber, leads to effectively filtering out the impurity in retrieving the outer bucket, and product black spot and impurity are more.

Therefore, materials directed to the outer tub portion of the washing machine are generally treated with low value products and cannot be effectively utilized.

Disclosure of Invention

In view of this, it is necessary to provide a granulation line suitable for waste washing machines, so as to solve the problem that the materials for the outer tub portion of the washing machine, which contain glass fibers, have poor quality of the granulated product, are usually treated with low-value products, and cannot be effectively utilized.

The utility model provides a granulation production line suitable for a waste washing machine, which comprises a flotation component and a granulation component, wherein the flotation component is used for floating glass fiber reinforced PP materials; the granulating assembly comprises a screw extruder and a melt filter, the length-diameter ratio of the screw extruder is 16-20, the feeding end of the screw extruder is communicated with the discharging end of the flotation assembly, and the melt filter is arranged at the discharging end of the screw extruder.

Further, the flotation component comprises a first tank body and a second tank body which are communicated with each other, the density of liquid in the first tank body is greater than that of the glass fiber reinforced PP material, the density of liquid in the second tank body is less than that of the glass fiber reinforced PP material, and the tank bottom of the second tank body is communicated with the feeding end of the screw extruder.

Further, a first dehydrator is arranged between the first tank body and the second tank body.

Further, a second dehydrator is arranged between the second tank body and the feeding end of the screw extruder.

Further, the flotation component further comprises a flotation bin, wherein the flotation bin is communicated with the water surface of the second tank body, and a third dehydrator is arranged between the flotation bin and the second tank body.

Further, a conveyor belt is installed at the bottom of the second tank body, one end of the conveyor belt extends to the bottom of the second tank body, and the other end of the conveyor belt extends to the position right above the feeding end of the screw extruder.

Further, the granulating assembly further comprises a mixing tank, and the bottom of the second tank body is communicated with the feeding end of the screw extruder through the mixing tank.

Further, the granulation assembly further comprises a water tank, a granulator, a vibrating screen, a belt iron removing machine and a finished product bin which are sequentially arranged, any two of the water tank, the granulator, the vibrating screen, the belt iron removing machine and the finished product bin are communicated through a conveyor belt, and the discharge end of the screw extruder is communicated with the water tank.

Further, the device also comprises a feeding assembly, wherein the discharging end of the feeding assembly is communicated with the first pool body.

Further, the feeding assembly comprises a feed bin, a feeding iron removing machine and a crusher which are sequentially communicated, and the discharge end of the crusher is arranged above the first tank body.

Compared with the prior art, through setting up the flotation subassembly, can float out the fine reinforcing PP material of glass, simultaneously, the granulation subassembly includes screw extruder and melt filter, screw extruder's draw ratio is 16-20, screw extruder's feed end is linked together with the discharge end of flotation subassembly, at the in-process of extruding, can remain the fine length of glass after the granulation effectively, simultaneously, melt filter is installed to screw extruder's discharge end department, can strike off the impurity of interception on melt filter's the filter screen effectively, the finished product after avoiding the granulation produces the black spot, thereby the material of washing machine urceolus part has been utilized effectively.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a granulation line suitable for a waste washing machine according to an embodiment of the present utility model.

Detailed Description

Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings, which form a part hereof, and together with the description serve to explain the principles of the utility model, and are not intended to limit the scope of the utility model.

As shown in fig. 1, the granulation production line suitable for the waste washing machine provided by the utility model comprises a flotation assembly 100 and a granulation assembly 200, wherein the flotation assembly 100 is used for floating glass fiber reinforced PP materials; the pelletization assembly 200 comprises a screw extruder 210 and a melt filter 220, wherein the length-diameter ratio of the screw extruder 210 is 16-20, the feeding end of the screw extruder 210 is communicated with the discharging end of the flotation assembly 100, and the melt filter 220 is arranged at the discharging end of the screw extruder 210.

During implementation, through setting up flotation module 100, can float out glass fiber reinforcing PP material, simultaneously, granulation subassembly 200 includes screw extruder 210 and melt filter 220, the draw ratio of screw extruder 210 is 16-20, the feed end of screw extruder 210 is linked together with the discharge end of flotation module 100, at the in-process of extruding, can remain the glass fiber length after the granulation effectively, simultaneously, melt filter 220 is installed to the discharge end department of screw extruder 210, can strike off the impurity of interception on the filter screen of melt filter 220 effectively, avoid the finished product after the granulation to produce the black spot, thereby the material of washing machine urceolus part has been utilized effectively.

The flotation cell 100 in this embodiment is a structure for flotation of glass fiber reinforced PP material.

In one embodiment, the flotation cell 100 includes a first cell 110 and a second cell 120 in communication with each other, the first cell 110 having a liquid density greater than the density of the glass fiber reinforced PP material and the second cell 120 having a liquid density less than the density of the glass fiber reinforced PP material, the bottom of the second cell 120 being in communication with the feed end of the screw extruder 210.

The salinity of the NaCl solution which can be contained in the first tank body 110 is 15-18 degrees, so that impurities with the density being greater than that of the glass fiber reinforced PP material can be removed, and the natural purified water is contained in the second tank body 120, so that impurities with the density being less than that of the glass fiber reinforced PP material can be removed, and the glass fiber reinforced PP material can be obtained.

It should be noted that, the floating material on the water surface of the first tank 110, that is, the glass fiber reinforced PP material and the material with a density less than that of the glass fiber reinforced PP material, may flow into the second tank 120 along with the flow direction of the water flow in the first tank 110.

In order to avoid that the liquid in the first tank 110 flows into the second tank 120 and affects the density in the second tank 120, in one embodiment, a first dehydrator 111 is installed between the first tank 110 and the second tank 120, i.e. the water outlet of the first tank 110 at the water surface is arranged above the dehydrator, and the discharge end of the dehydrator is arranged above the second tank 120.

Similarly, to avoid reducing the liquid content in the second tank 120, in one embodiment, a second dehydrator 121 is installed between the second tank 120 and the feed end of the screw extruder 210, and the dehydration can be recycled into the second tank 120.

To facilitate collection of the float on the second tank 120, in one embodiment, the flotation cell 100 further includes a float bowl 130, the float bowl 130 being in communication with the water surface of the second tank 120, a third dewatering machine 131 being mounted between the float bowl 130 and the second tank 120.

To facilitate collection of the glass fiber reinforced PP material at the bottom of the second tank 120, in one embodiment, a conveyor belt is mounted at the bottom of the second tank 120 with one end of the conveyor belt extending to the bottom of the second tank 120 and the other end of the conveyor belt extending directly above the feed end of the screw extruder 210.

The pelleting component 200 in this embodiment is a structure that pelletizes glass fiber reinforced PP material. Specifically, the granulating assembly 200 includes a screw extruder 210 and a melt filter 220, the length-diameter ratio of the screw extruder 210 is 16-20, the feed end of the screw extruder 210 is communicated with the discharge end of the flotation assembly 100, and the melt filter 220 is installed at the discharge end of the screw extruder 210.

Wherein, through setting up the draw ratio of screw extruder 210, can remain the fine length of glass after the granulation effectively, simultaneously, the discharge end department of screw extruder 210 installs melt filter 220, can strike off the impurity of interception on the filter screen of melt filter 220 effectively, avoids the finished product after the granulation to produce the black spot to the material of washing machine urceolus part has been utilized effectively.

It should be noted that, the melt filter 220 is a structure that can be considered by those skilled in the art, and includes a filter box, a filter screen and a scraper, where the filter screen is built in the filter box, the filter box is located at one side of the filter screen and is connected with the discharge end of the screw extruder 210, and meanwhile, the scraper is rotationally connected with the filter box located at one side of the filter screen, the scraper can be driven to rotate by a motor or other structure, and the rotation of the scraper can scrape impurities adhered on the filter screen, so as to avoid the black dots generated by the granulated product.

In order to facilitate uniform delivery of the glass fiber reinforced PP material to the screw extruder 210, in one embodiment, the pelletization assembly 200 further includes a mixing tank 230, and the bottom of the second tank 120 is in communication with the feed end of the screw extruder 210 via the mixing tank 230.

In one embodiment, the granulating assembly 200 further comprises a water tank 240, a granulator 250, a vibrating screen 260, a belt iron remover 270 and a finished product bin 280 which are sequentially arranged, wherein any two of the water tank 240, the granulator 250, the vibrating screen 260, the belt iron remover 270 and the finished product bin 280 are communicated with each other through a conveyor belt, and the discharge end of the screw extruder 210 is communicated with the water tank 240. The water tank 240 is used for cooling the material sent out from the screw extruder 210, the granulator 250 is used for cutting the material into materials with required sizes, the vibrating screen 260 is used for screening the materials with required particle sizes, the belt iron removing machine 270 is used for screening suspended iron-containing impurities, and the finished product bin 280 is used for storing finished products.

The embodiment further comprises a feeding assembly 300, wherein the discharging end of the feeding assembly 300 is communicated with the first tank 110.

In one embodiment, the feeding assembly 300 includes a bin 310, a feeding de-ironing machine 320 and a crusher 330, which are sequentially connected, wherein a discharge end of the crusher 330 is disposed above the first tank 110.

Compared with the prior art: through setting up flotation unit 100, can float out glass fiber reinforcing PP material, simultaneously, granulation unit 200 includes screw extruder 210 and melt filter 220, the draw ratio of screw extruder 210 is 16-20, the feed end of screw extruder 210 is linked together with the discharge end of flotation unit 100, at the in-process of extruding, can remain the glass fiber length after the granulation effectively, simultaneously, melt filter 220 is installed to the discharge end department of screw extruder 210, can strike off the impurity of interception on the filter screen of melt filter 220 effectively, the finished product after avoiding the granulation produces the black spot, thereby the material of washing machine urceolus part has been utilized effectively.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. The granulation production line suitable for the waste washing machine is characterized by comprising a flotation component and a granulation component;

the flotation component is used for floating the glass fiber reinforced PP material;

the granulating assembly comprises a screw extruder and a melt filter, the length-diameter ratio of the screw extruder is 16-20, the feeding end of the screw extruder is communicated with the discharging end of the flotation assembly, and the melt filter is arranged at the discharging end of the screw extruder.

2. The granulation line for a waste washing machine according to claim 1, wherein the flotation cell comprises a first cell body and a second cell body which are communicated with each other, the density of the liquid in the first cell body is greater than that of the glass fiber reinforced PP material, the density of the liquid in the second cell body is less than that of the glass fiber reinforced PP material, and the bottom of the second cell body is communicated with the feeding end of the screw extruder.

3. The granulation line for waste washing machines as claimed in claim 2, characterized in that a first dehydrator is installed between the first tank and the second tank.

4. The granulation line for waste washing machines according to claim 2, characterized in that a second dehydrator is installed between the second tank and the feed end of the screw extruder.

5. The granulation line for waste washing machines according to claim 2, characterized in that said flotation cell further comprises a flotation bin in communication with the water surface of said second tank, a third dewatering machine being installed between said flotation bin and said second tank.

6. The granulation line for waste washing machines as claimed in claim 2, characterized in that a conveyor belt is installed at the bottom of the second tank, one end of the conveyor belt extending to the bottom of the second tank, the other end of the conveyor belt extending to just above the feed end of the screw extruder.

7. The granulation line for waste washing machines as claimed in claim 2, wherein said granulation assembly further comprises a mixing tank, and wherein the bottom of said second tank is in communication with the feed end of said screw extruder via said mixing tank.

8. The granulation production line suitable for a waste washing machine according to claim 2, wherein the granulation assembly further comprises a water tank, a granulator, a vibrating screen, a belt iron removing machine and a finished product bin which are sequentially arranged, any two of the water tank, the granulator, the vibrating screen, the belt iron removing machine and the finished product bin are communicated through a conveyor belt, and a discharge end of the screw extruder is communicated with the water tank.

9. The granulation line for waste washing machines as claimed in claim 2, further comprising a feeding assembly, a discharge end of said feeding assembly being in communication with said first tank.

10. The granulation line for a waste washing machine as claimed in claim 9, wherein the feeding assembly comprises a bin, a feeding iron removing machine and a crusher which are sequentially communicated, and a discharging end of the crusher is arranged above the first tank body.