CN114472171A

CN114472171A - Winnowing device and closed-loop winnowing system

Info

Publication number: CN114472171A
Application number: CN202111636541.XA
Authority: CN
Inventors: 黄伟杰; 梁瑞东; 苏志升
Original assignee: Genox Recycling Tech Co Ltd
Current assignee: Genox Recycling Tech Co Ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-13

Abstract

The invention discloses a winnowing device, which relates to the field of winnowing equipment and comprises a feed inlet, a winnowing channel, a first discharge outlet, a second discharge outlet, a fan and an air inlet, wherein the feed inlet, the first discharge outlet, the second discharge outlet and the air inlet are all communicated with the winnowing channel, the fan is communicated with the air inlet, the feed inlet and the second discharge outlet are positioned above the winnowing channel, the first discharge outlet and the air inlet are positioned below the winnowing channel, air in the air inlet is blown to the upper part of the winnowing channel from the lower part of the winnowing channel, and the winnowing channel is arranged in a broken line shape. The invention also discloses a closed loop type winnowing system. The winnowing device can perform multiple winnowing on materials, and improves the effect of material winnowing.

Description

Winnowing device and closed-loop winnowing system

Technical Field

The invention relates to the field of winnowing equipment, in particular to a winnowing device and a closed-loop winnowing system.

Background

Can have the impurity that weight is lighter in the material of recovery, if not get rid of the impurity in the material, will influence the recycle of material like dust etc, for the demand that satisfies the edulcoration, winnowing equipment has appeared now, and winnowing equipment mainly utilizes the weight of material and impurity inequality, adopts the air current to come out with lighter impurity separation, reaches the effect of material edulcoration. However, the existing winnowing equipment only carries out primary winnowing on the recovered materials, so that more impurities exist in the recovered materials and are not separated, and the recovery and utilization of the materials are greatly influenced.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the air separation device, which can perform multiple air separation on the materials and improve the air separation effect of the materials.

The invention is realized by adopting the following technical scheme:

the utility model provides a winnowing device, includes feed inlet, selection by winnowing passageway, first discharge gate, second discharge gate, fan and air intake, feed inlet, first discharge gate, second discharge gate and air intake all communicate with the selection by winnowing passageway, fan and air intake intercommunication, feed inlet and second discharge gate are located the top of selection by winnowing passageway, first discharge gate and air intake are located the below of selection by winnowing passageway, the wind of air intake is blown to selection by winnowing passageway below and is led the way top, the selection by winnowing passageway is broken line shape and sets up.

Preferably, the air separation channel comprises a feeding pipeline, a Z-shaped pipeline and a discharging pipeline, the feeding pipeline is connected with the first pipeline, and the discharging pipeline is connected with the third pipeline.

Preferably, the Z-shaped pipeline comprises a first pipeline, a second pipeline and a third pipeline, the first pipeline, the second pipeline and the third pipeline are communicated in sequence, and the inclination directions of the feeding pipeline, the discharging pipeline and the second pipeline are the same.

Preferably, a first communicating pipeline is arranged between the second discharge hole and the winnowing channel, one end of the first communicating pipeline is connected with the second discharge hole, the other end of the first communicating pipeline is connected with the upper end of the second pipeline, and the first communicating pipeline is located on an extension line of the second pipeline.

Preferably, the inner space of the discharge pipeline is gradually enlarged from the upper end to the lower end.

Preferably, the air inlet faces the direction from the lower end to the upper end of the discharge pipeline.

Another object of the present invention is to provide a closed loop winnowing system.

A closed-loop winnowing system comprises a collecting device and the winnowing device, wherein the collecting device comprises a collecting port, a return air inlet and a third discharge port, the second discharge port is communicated with the collecting port, and the return air inlet is connected with a fan.

Preferably, the collecting device comprises a collecting space and a return air channel, the collecting opening, the return air opening and the third discharge opening are communicated with the collecting space, the return air opening is formed in the return air channel, and the return air channel extends to the inside of the first space from the top of the first space.

Preferably, the lower part of the collecting space is arranged in a funnel shape.

Preferably, the feeding hole, the first discharging hole and the third discharging hole are provided with related fans.

Compared with the prior art, the invention has the beneficial effects that: the air separation device is provided with the air separation channel with the broken line shape, after materials enter from the feeding hole, the materials fall to the lower part of the air separation channel from the upper part of the air separation channel under the action of gravity, and because air generated by the fan enters the air separation channel from the air inlet, the air is blown to the upper part of the air separation channel from the lower part of the air separation channel, primary air separation can be carried out when the materials slide to the part of the air separation channel with the turn, and the materials can be subjected to air separation for multiple times through the broken line shape of the air separation channel, so that the air separation effect is greatly improved. The closed loop type winnowing system plays a role in reducing environmental pollution by sending the air discharged by the winnowing device to the collecting device and sending the air in the collecting device back to the winnowing device under the action of the fan.

Drawings

Fig. 1 is a schematic structural diagram of an air separation device in an embodiment of the invention.

Fig. 2 is a schematic structural diagram of a closed loop type winnowing system in an embodiment of the invention.

Fig. 3 is a schematic structural diagram of a collecting device in an embodiment of the present invention.

Reference numerals: 1. a feed inlet; 2. an air separation channel; 3. a first discharge port; 4. a second discharge port; 5. a fan; 6. an air inlet; 7. a feed conduit; 8. a Z-shaped duct; 9. a discharge pipeline; 10. a first conduit; 11. a second conduit; 12. a third pipeline; 13. a first communicating pipe; 14. a collection device; 15. a collection port; 16. an air return opening; 17. a third discharge port; 18. a collection space; 19. an air return channel; 20. and (5) shutting off the fan.

Detailed Description

The technical solution provided by the invention is explained in more detail below with reference to fig. 1-3.

As shown in fig. 1-3, an embodiment of the present invention provides an air separation device, which includes a feeding port 1, an air separation channel 2, a first discharging port 3, a second discharging port 4, a fan 5, and an air inlet 6, wherein the feeding port 1, the first discharging port 3, the second discharging port 4, and the air inlet 6 are all communicated with the air separation channel 2, the fan 5 is communicated with the air inlet 6, the feeding port 1 and the second discharging port 4 are located above the air separation channel 2, the first discharging port 3 and the air inlet 6 are located below the air separation channel 2, air from the air inlet 6 is blown from below the air separation channel 2 to above the air separation channel 2, and the air separation channel 2 is arranged in a zigzag shape.

The winnowing channel 2 comprises a feeding pipeline 7, a Z-shaped pipeline 8 and a discharging pipeline 9, wherein the feeding pipeline 7 is connected with a first pipeline 10, and the discharging pipeline 9 is connected with a third pipeline 12. The Z-shaped pipeline 8 comprises a first pipeline 10, a second pipeline 11 and a third pipeline 12, the first pipeline 10, the second pipeline 11 and the third pipeline 12 are communicated in sequence, and the inclination directions of the feeding pipeline 7, the discharging pipeline 9 and the second pipeline 11 are the same. The material gets into charge-in pipeline 7 from feed inlet 1, the material gets into the in-process of first pipeline 10 from charge-in pipeline 7, the material can receive primary air separation, the material gets into the in-process of second pipeline 11 from first pipeline 10, the material can receive secondary air separation, the material gets into the in-process of third pipeline 12 from second pipeline 11, the material can receive tertiary air separation, the material gets into the in-process of ejection of compact pipeline 9 from third pipeline 12, the material can receive quaternary air separation, the material is after many times air separation, the effect of air separation has been improved greatly, the material that weight is heavier can be discharged from first discharge gate 3, the material that weight is lighter can be discharged from second discharge gate 4.

A first communicating pipeline 13 is arranged between the second discharge port 4 and the winnowing channel 2, one end of the first communicating pipeline 13 is connected with the second discharge port 4, the other end of the first communicating pipeline 13 is connected with the upper end of the second pipeline 11, and the first communicating pipeline 13 is positioned on an extension line of the second pipeline 11. After the material is winnowed, the material with lighter weight can enter the first communicating pipeline 13 from the first pipeline 10 and is finally discharged from the second discharge port 4, and the material with lighter weight can be discharged more easily because the first communicating pipeline 13 and the first pipeline 10 are positioned on the same straight line.

The inner space of the discharge pipeline 9 is gradually enlarged from the upper end to the lower end. Through setting up first discharge gate 3 in the terminal below of ejection of compact pipeline 9, air intake 6 sets up in the terminal below one side of ejection of compact pipeline 9 for the material is discharged from first discharge gate 3 smoothly, reduces the material and gets into air intake 6, prevents that air intake 6 from blockking up.

The air inlet 6 faces the direction from the lower end to the upper end of the discharge pipeline 9, and by adopting the structure, the air entering from the air inlet 6 can enter the Z-shaped pipeline 8 more uniformly.

A closed-loop winnowing system comprises a collecting device 14 and the winnowing device, wherein the collecting device 14 comprises a collecting port 15, a return air inlet 16 and a third discharge port 17, the second discharge port 4 is communicated with the collecting port 15, and the return air inlet 16 is connected with a fan 5. The collecting device 14 comprises a collecting space 18 and a return air channel 19, the collecting opening 15, the return air opening 16 and the third discharge opening 17 are all communicated with the collecting space 18, the return air opening 16 is arranged on the return air channel 19, and the return air channel 19 extends from the top of the first space to the inside of the first space. The lighter material and the wind that come out from second discharge gate 4 can get into collection device 14, and under the effect of gravity, the material can fall to third discharge gate 17 department, and the material can be discharged from third discharge gate 17 at last, and under the effect of fan 5, the wind of collection device 14 can be sent back to the wind selector from return air inlet 16 to make entire system form a wind circulation, reduce the pollution to the environment.

The lower part of the collecting space 18 is funnel-shaped, so that the materials are concentrated at the third discharge hole 17 and discharged, and the collection of the materials is facilitated.

And related fans 20 are arranged at the feed inlet 1, the first discharge hole 3 and the third discharge hole 17. By arranging the related fan 20, the related fan 20 plays a role in material transportation and enhancing the air tightness of the equipment.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A winnowing device is characterized in that: including feed inlet, selection by winnowing passageway, first discharge gate, second discharge gate, fan and air intake, feed inlet, first discharge gate, second discharge gate and air intake all communicate with the selection by winnowing passageway, fan and air intake intercommunication, feed inlet and second discharge gate are located the top of selection by winnowing passageway, first discharge gate and air intake are located the below of selection by winnowing passageway, the wind of air intake is blown to selection by winnowing passageway below and is led the way top, the selection by winnowing passageway is broken line shape and sets up.

2. The air classification device of claim 1, characterized in that: the winnowing channel comprises a feeding pipeline, a Z-shaped pipeline and a discharging pipeline, the feeding pipeline is connected with the first pipeline, and the discharging pipeline is connected with the third pipeline.

3. The air classification device of claim 2, characterized in that: the Z-shaped pipeline comprises a first pipeline, a second pipeline and a third pipeline, the first pipeline, the second pipeline and the third pipeline are sequentially communicated, and the inclination directions of the feeding pipeline, the discharging pipeline and the second pipeline are the same.

4. The air classification device of claim 3, characterized in that: and a first communicating pipeline is arranged between the second discharge hole and the winnowing channel, one end of the first communicating pipeline is connected with the second discharge hole, the other end of the first communicating pipeline is connected with the upper end of the second pipeline, and the first communicating pipeline is positioned on an extension line of the second pipeline.

5. The air classification device of claim 3, characterized in that: the inner space of the discharging pipeline is gradually enlarged from the upper end to the lower end.

6. The air classification device of claim 3, characterized in that: the air inlet faces the direction from the lower end to the upper end of the discharge pipeline.

7. A closed loop winnowing system is characterized in that: the air separation device comprises a collecting device and the air separation device as claimed in any one of claims 1 to 6, wherein the collecting device comprises a collecting port, an air return port and a third discharge port, the second discharge port is communicated with the collecting port, and the air return port is connected with a fan.

8. The closed loop air classification system of claim 7, characterized in that: the collecting device comprises a collecting space and a return air channel, the collecting opening, the return air opening and the third discharge opening are communicated with the collecting space, the return air opening is formed in the return air channel, and the return air channel extends to the inside of the first space from the top of the first space.

9. The closed loop air classification system of claim 8, characterized in that: the lower part of the collecting space is funnel-shaped.

10. The closed loop air classification system of claim 7, characterized in that: the feeding hole, the first discharging hole and the third discharging hole are all provided with related fans.