CN212602790U

CN212602790U - PET waste recycling and conveying device

Info

Publication number: CN212602790U
Application number: CN202021027392.8U
Authority: CN
Inventors: 黄东刚; 王远; 沈濂; 徐银; 林继东
Original assignee: Changzhou Zhongheng New Material Co Ltd
Current assignee: Changzhou Zhongheng New Material Co Ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-02-26
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a PET waste recycling and conveying device, wherein a first three-way pipe is connected with the output end of a crusher; the conveying fan is connected with the first three-way pipe; the input end of the second three-way pipe is connected with the first three-way pipe; the input end of the first switching valve is connected with the first output end of the second three-way pipe; the second switching valve is connected with the second output end of the second three-way pipe; one end of the first feeding pipe is connected with the output end of the first switching valve; one end of the first feeding pipe is connected with the output end of the second switching valve; the controller is respectively connected with the first switching valve and the second switching valve; the feed bin comprises a first feed bin connected with the other end of the first feeding pipe and a second feed bin connected with the other end of the second feeding pipe. The utility model has the advantages of time saving and labor saving.

Description

PET waste recycling and conveying device

Technical Field

The utility model relates to a PET waste recycling conveyor.

Background

One of the most prominent products in polyester film is biaxially oriented polyethylene terephthalate (BOPET). The composite material has many excellent physical and chemical characteristics, such as high mechanical strength, good barrier property, good chemical corrosion resistance, good dimensional stability, good electrical insulation property, high temperature for long-term use, excellent optical property and the like, so that the composite material has wide application in the aspects of electronics, electrical appliances, protection, packaging and the like.

The PET film is usually produced by a film drawing process, and meanwhile, the requirement on the viscosity of PET is high, and the stability of the viscosity is related to the uniformity of the thickness of the film and the production stability. Therefore, in the production of stretch film, there is usually generated a large amount of waste material which is collected for re-granulation, and the obtained granules are used for re-extrusion and stretch film production.

Among the prior art, send into the feed bin after smashing the waste material of collecting through the rubbing crusher and save, all realize through the manual work at waste material to the transfer of branch rubbing crusher and kibbling granule to the transfer of feed bin, this kind of mode has wastes time and energy.

SUMMERY OF THE UTILITY MODEL

The utility model provides a labour saving and time saving's PET waste recycling conveyor.

PET waste recycling conveyor includes that the PET waste material of retrieving carries out rubbing crusher and holds the feed bin of smashing the thing, still includes:

the first three-way pipe is connected with the output end of the pulverizer;

the conveying fan is connected with the first three-way pipe;

the input end of the second three-way pipe is connected with the first three-way pipe;

the input end of the first switching valve is connected with the first output end of the second three-way pipe;

the second switching valve is connected with the second output end of the second three-way pipe;

one end of the first feeding pipe is connected with the output end of the first switching valve;

one end of the first feeding pipe is connected with the output end of the second switching valve;

the controller is respectively connected with the first switching valve and the second switching valve;

the feed bin includes:

the first feed bin is connected with the other end of the first feeding pipe, and the second feed bin is connected with the other end of the second feeding pipe.

The utility model discloses a controller controls the state of two diverter valves, makes during the crushing material can enter into different feed bins, consequently has labour saving and time saving's advantage. In addition, when producing colored film products, the crushed material of the colored film and the crushed material of the colorless film cannot be mixed together due to the difference in color between the colored film and the colorless film, so that the collected colored film is sent to the crusher to be crushed after the crushed material stored in the first bin is emptied by granulation by closing the first switching valve, and at this time, the second switching valve is closed, the first switching valve is opened, and the crushed material of the colored film enters the first bin. Thus, the transition and pollution (mixing materials with different colors) during the conveying of the film materials with different colors are avoided.

Drawings

FIG. 1 is a schematic view of a PET waste recycling and conveying device of the present invention;

FIG. 2 is a schematic view of a transport mechanism;

the device comprises a crusher 1, a first three-way pipe 2, a conveying fan 3, a second three-way pipe 4, a first switching valve 5, a second switching valve 6, a first feeding pipe 7, a second feeding pipe 8, a controller 9, a first bin 10, a second bin 11, a first position switch 12, a first prompt part 13, a second position switch 14, a second prompt part 15, a frame 16, a mesh belt transmission mechanism 17, a dehumidification channel 18, a dehumidification fan 19, an output hopper 20 and a pressing strip 21.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

The PET waste recycling and conveying device comprises a PET waste crusher 1, a storage bin for containing crushed materials, a first three-way pipe 2, a conveying fan 3, a second three-way pipe 4, a first switching valve 5, a second switching valve 6, a first conveying pipe 7, a second conveying pipe 8 and a controller 9, wherein the first three-way pipe 2 is connected with the output end of the crusher 1, and the conveying fan 3 is connected with the first three-way pipe 2; the input end of the second three-way pipe 4 is connected with the first three-way pipe 2; the input end of the first switching valve 5 is connected with the first output end of the second three-way pipe 4; the second switching valve 6 is connected with the second output end of the second three-way pipe 4; one end of the first feeding pipe 7 is connected with the output end of the first switching valve 5; one end of the first feeding pipe 8 is connected with the output end of the second switching valve 6; the controller 9 is respectively connected with the first switching valve 5 and the second switching valve 6; the silo comprises a first silo 10 connected with the other end of the first feeding pipe 7 and a second silo 11 connected with the other end of the second feeding pipe 8.

During operation, rubbing crusher 1 smashes the back with the PET waste material of input, and during the crushing material entered into first three-way pipe 2, made the crushing material removal under conveying fan 3's effect. In the working process, when the first switching valve 5 is opened, if the second switching valve 6 is in a closed state, at the moment, the crushed materials enter the first feeding pipe 7 through the first switching valve 5 and then reach the first storage bin 10 under the action force of the conveying inner pole 3. When the second switching valve 6 is opened, if the first switching valve 5 is in a closed state, at the moment, the crushed materials enter the second feeding pipe 8 through the second switching valve 6 and then reach the second storage bin 11 under the action force of the conveying inner pole 3.

The utility model discloses a state of two diverter valves of a controller 9 control, make during the crushing material can enter into different feed bins, especially when producing coloured film product, because the difference on coloured film and the colourless film colour, can not be in the same place the crushing material of coloured film and colourless film, consequently, through for example closing first switching valve 5, after emptying the crushing material of storing in first feed bin 10 through the granulation, send the coloured film of collection into the rubbing crusher again and smash, at this moment, close second switching valve 6, open first switching valve 5, make the crushing material of coloured film enter into in the first feed bin 10. Thus avoiding the transition and pollution of the colored film materials (materials with different colors are mixed together).

The PET waste recycling and conveying device further comprises a first position switch 12 matched with the first switching valve 5 when the first switching valve 5 is opened, the first position switch 12 is electrically connected with the controller 9, a first prompting component 13 sending a prompting signal when the first position switch 12 is conducted, and the first prompting component 13 is electrically connected with the controller 9. When the first switching valve 5 is opened, the first switching valve 5 drives the first position switch 12 to enable the first position switch 12 to act, the first position switch 12 sends an electric signal, and after the controller 9 obtains the electric signal sent by the first position switch 12, it is determined that the first switching valve 5 is successfully opened, at this time, the controller 9 outputs a prompt instruction for feeding the first storage bin 10 to the first prompt component 13, and the first prompt component 13 prompts a worker to convey the cut materials to the first storage bin 10. The first prompting means 13 preferably employs a warning light.

PET waste recycling conveyor still includes: a second position switch 14 which is matched with the second switching valve 6 when the second switching valve 6 is opened, wherein the second position switch 14 is electrically connected with the controller 9; and a second prompting component 15 which sends out a prompting signal when the second position switch 14 is conducted, wherein the second prompting component 15 is electrically connected with the controller 9.

When the second switching valve 6 is opened, the second switching valve 6 drives the second position switch 14 to enable the second position switch 14 to act, the second position switch 14 sends an electric signal, and after the controller 9 obtains the electric signal sent by the second position switch 14, it is determined that the second switching valve 6 is successfully opened, at this time, the controller 9 outputs a prompt instruction for feeding the second storage bin 11 to the second prompt component 15, and the second prompt component 15 prompts a worker to convey the chopped materials to the second storage bin 11. The second prompting device 15 preferably adopts a warning light.

Through the prompt signals of the first prompt component 13 and the second prompt component 15, the worker can accurately know which bin the current crushed materials are sent to.

PET waste recycling conveyor still includes the conveying mechanism who carries the PET waste material to rubbing crusher 1, this conveying mechanism includes frame 16, guipure drive mechanism 17, dehumidification passageway 18, dehumidification fan 19, receive PET waste material output hopper 20 behind dehumidification passageway 18, guipure drive mechanism 17 installs in frame 16, dehumidification passageway 18 is installed in frame 16, dehumidification fan 19 installs in dehumidification passageway 18, dehumidification fan 19 adopts two, be located the upside and the downside of the guipure in guipure drive mechanism 17 respectively, can sweep the two sides of PET waste material like this. The output hopper 20 is matched with the mesh belt transmission mechanism 17, and the output end of the output hopper 20 is connected with the pulverizer 1. Because there may be certain humidity on the PET waste material surface, consequently, the PET waste material is when carrying through guipure drive mechanism 17, through installing in dehumidification passageway 18 in the wind that dehumidification fan 19 sent out act on the PET waste material, dehumidify the PET waste material, the PET waste material after the dehumidification is smashed in rubbing crusher 1 more easily.

The dehumidifying channel 18 is also internally provided with a plurality of pressing strips 21 which are arranged at intervals, the pressing strips 21 are connected with the dehumidifying channel 18 and are positioned at the upper side of a mesh belt in the mesh belt transmission mechanism 17, and the space between the pressing strips 21 and the mesh belt is a channel for PET waste to pass through. When the wind flow of the dehumidifying fan 19 acts on the PET waste, the PET waste is not blown away due to the limitation of the press strips.

Claims

PET waste recycling conveyor, include that the PET waste material of retrieving carries out rubbing crusher (1) and holds the feed bin of smashing the thing, its characterized in that still includes:

the first three-way pipe (2), the first three-way pipe (2) is connected with the output end of the pulverizer (1);

the conveying fan (3), the conveying fan (3) is connected with the first three-way pipe (2);

the input end of the second three-way pipe (4) is connected with the first three-way pipe (2);

the input end of the first switching valve (5) is connected with the first output end of the second three-way pipe (4);

the second switching valve (6), the second switching valve (6) is connected with the second output end of the second three-way pipe (4);

one end of the first feeding pipe (7) is connected with the output end of the first switching valve (5);

one end of the second feeding pipe (8) is connected with the output end of the second switching valve (6);

the controller (9), the controller (9) is connected with the first switching valve (5) and the second switching valve (6) respectively;

the feed bin includes: a first bin (10) connected with the other end of the first feeding pipe (7) and a second bin (11) connected with the other end of the second feeding pipe (8).
2. The PET waste recycling conveyor according to claim 1, further comprising:

the first position switch (12) is matched with the first switching valve (5) when the first switching valve (5) is opened, and the first position switch (12) is electrically connected with the controller (9);

and the first prompting component (13) sends a prompting signal when the first position switch (12) is switched on, and the first prompting component (13) is electrically connected with the controller (9).
3. The PET waste recycling conveyor according to claim 1, further comprising:

a second position switch (14) which is matched with the second switching valve (6) when the second switching valve (6) is opened, wherein the second position switch (14) is electrically connected with the controller (9);

and a second prompting component (15) which sends out a prompting signal when the second position switch (14) is conducted, wherein the second prompting component (15) is electrically connected with the controller (9).
4. The PET waste recycling conveyor according to any one of claims 1 to 3, further comprising a conveyor mechanism for conveying the PET waste to the crusher (1), the conveyor mechanism comprising:

a frame (16);

the mesh belt transmission mechanism (17), the mesh belt transmission mechanism (17) is installed on the frame (16);

the dehumidification channel (18), the dehumidification channel (18) is installed on the frame (16);

the dehumidification fan (19), the dehumidification fan (19) is installed in the dehumidification channel (18);

and a PET waste material output hopper (20) which receives the PET waste material after passing through the dehumidification channel (18), wherein the output hopper (20) is matched with the mesh belt transmission mechanism (17).