CN218459809U

CN218459809U - Feed back trough for electrostatic separator

Info

Publication number: CN218459809U
Application number: CN202222665215.8U
Authority: CN
Inventors: 洪杰
Original assignee: Huai'an Deli Plastic Machinery Equipment Co ltd
Current assignee: Huai'an Deli Plastic Machinery Equipment Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-02-10
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a feed back groove for electrostatic separation machine, including high-voltage electrostatic generator and quick-witted case, machine roof portion is equipped with the inlet pipe, the inlet pipe wall runs through machine roof portion, machine incasement wall runs through and is equipped with two bearing rollers, the conveyer belt is under the inlet pipe bottom mouth of pipe, the side below of conveyer belt is equipped with the roller, be equipped with first gear on the bearing roller that is close to the roller, be equipped with the second gear on the roller, high-voltage electrostatic generator establishes the top at the roller, the output of first motor and the tip fixed connection of roller, the below of roller is equipped with feeding mechanism, machine case lateral wall is equipped with dust absorption mechanism, the utility model discloses a machine case lateral wall in material separation department is equipped with dust absorption mechanism, and through the air intake intercommunication of dust absorption pipe and air exhauster, inhales the interior department of dust filter bag with the dust of inlet pipe department, and the dust filter bag is stayed the dust, prevents that the dust from producing the influence to equipment separation effect.

Description

Feed back trough for electrostatic separator

Technical Field

The utility model relates to a feed back groove technical field for electrostatic separation especially relates to a feed back groove for electrostatic separation.

Background

The electrostatic separation is a method for sorting various metal particles and non-metal particles by utilizing different electrostatic properties, multiple waste plastics mixed together need to be sorted for many times, the materials enter the electrostatic sorting interior and are respectively charged after passing through a charging machine and then fall on the smooth surface of a grounding rotating sorting roller, the charged materials are exchanged with the electrode of the grounding sorting roller, the two materials with different electrostatic properties are different, the metal conductivity is strong, the charges flow away through a ground wire to be neutral after contacting with the sorting roller, the charges cross a partition plate to enter a metal area under the action of centrifugal force, the non-metal materials are adsorbed on the surface of the sorting roller after contacting with the sorting roller due to the difference in conductivity and fall into a non-metal area after being brushed down by an unloading brush, so that the sorting is realized, but when the existing electrostatic sorting machine feeds mixed materials, a large amount of dust can be accompanied, and the dust can directly influence the sorting effect, therefore, a feed back trough for the electrostatic sorting machine is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when sorting equipment carries out the feeding to the compounding, can be accompanied by a large amount of dusts, and the dust can directly influence and select separately the effect, and the feed back groove for electrostatic separation machine that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a feed back groove for electrostatic separation machine, includes high-voltage electrostatic generator and quick-witted case, machine roof portion is equipped with the inlet pipe, the inlet pipe wall runs through machine roof portion, machine incasement lateral wall runs through and is equipped with two bearing rollers, two the winding is equipped with same conveyer belt, two on the bearing roller all be equipped with the belt pulley, two the winding is equipped with same belt on the belt pulley, the conveyer belt is the slope setting under the inlet pipe bottom mouth of pipe, the below of conveyer belt is equipped with the roller, is close to be equipped with first gear on the bearing roller of roller, be equipped with the second gear on the roller, first gear meshes with the second gear mutually, high-voltage electrostatic generator establishes the top at the roller, be equipped with first support on the machine lateral wall, be equipped with first motor on the first support, the output of first motor and the end fixed connection of roller, the below of roller is equipped with feeding mechanism, machine lateral wall is equipped with dust absorption mechanism.

Preferably, feeding mechanism includes a plurality of second motors, divides silo, three conveying pipeline and a plurality of spiral auger, divide the silo to be located the below of roller, the conveying pipeline communicates with the bottom of dividing the silo, the bottom at quick-witted case is established to the second motor, the conveying pipeline is L shape, spiral auger is in the conveying pipeline, the output and the spiral auger fixed connection of second motor.

Preferably, a first partition plate and a second partition plate are arranged in the material distribution groove, the material distribution groove is divided into three compartments by the first partition plate and the second partition plate, and the three material conveying pipes are respectively communicated with the three compartments.

Preferably, dust absorption mechanism includes a plurality of dust absorption pipes, air exhauster, dust bag, dust collection box, cyclic annular filter screen and seal box, the dust collection box is established in the inlet pipe bottom, cyclic annular filter screen is fixed in the inlet pipe bottom, dust collection box and cyclic annular filter screen fixed connection, it is a plurality of dust absorption pipe one end is inserted and is established the lateral wall at the dust collection box, and the other end runs through the seal box, the seal box lateral wall is equipped with the chamber door that is used for changing the dust bag.

Preferably, the bag opening of the dust filter bag is tied on a dust absorption pipe in the seal box through a rope, and the air inlet of the exhaust fan is communicated with the seal box.

Preferably, a rubber scraper is arranged on the side wall of the roller, and a brush is arranged above the rubber scraper.

The utility model has the advantages that:

1. the utility model discloses an inlet pipe lateral wall in material separation department is equipped with dust absorption mechanism, make the air intake intercommunication of dust absorption pipe and air exhauster through the seal box, pass through the dust absorption pipe with the dust of material inlet pipe department and inhale dust filter bag department, the terminal dust filter bag of dust absorption pipe is strained the dust and is stayed, prevent that the dust from producing the influence to equipment separation effect, and the seal box lateral wall has seted up the chamber door, when the dust in the dust filter bag is too much, make dust absorption mechanism continue work through changing the dust filter bag, and simple structure is effective.

2. The utility model discloses a high-voltage static electricity that high-voltage static electricity generator produced discharges to the roller, the material that will select separately passes through the conveyer belt even on going to rotatory roller, conductor material puts the electricity underground through the rotatory roller of ground connection after receiving the electricity, including the inertia of rotatory roller, conductor material is thrown out in the first compartment, non-conductor material receives the electricity after, because its electric conductive property is poor, adsorbs on rotatory roller surface, along with the roller rotates to be scraped by rubber scraper at the back, falls into in the third compartment.

3. The utility model discloses a with the compounding from the inlet pipe fall on the conveyer belt, convey the compounding by the conveyer belt on the roller for the compounding receives the electricity more even on the roller, improves the accuracy of blanking.

Drawings

Fig. 1 is a schematic structural view of a feed back trough for an electrostatic separator according to the present invention;

fig. 2 is a front view of a material return chute for an electrostatic separator according to the present invention;

fig. 3 is a schematic view of a feed-back trough feeding mechanism for an electrostatic separator according to the present invention;

fig. 4 is a partial schematic view of a dust suction mechanism of a feed back trough for an electrostatic separator according to the present invention;

fig. 5 is a side view of a feed back trough for an electrostatic separator according to the present invention;

fig. 6 is a cross-sectional view of the feeding pipe of the feed back trough for the electrostatic separator provided by the present invention.

In the figure: 1. a chassis; 2. a feed pipe; 3. a conveyor belt; 4. carrying rollers; 5. a first gear; 6. a belt; 7. a roller; 8. a second gear; 9. a first motor; 10. a high voltage electrostatic generator; 11. a second motor; 12. a material distributing groove; 13. a delivery pipe; 14. a spiral auger; 15. a rubber blade; 16. a dust collection pipe; 17. an exhaust fan; 18. a dust filter bag; 19. a dust collection box; 20. an annular filter screen; 21. and (5) sealing the box.

Detailed Description

Referring to fig. 1-4, a material returning groove for an electrostatic separator comprises a high-voltage electrostatic generator 10 and a machine case 1, wherein a feeding pipe 2 is arranged at the top of the machine case 1, the feeding pipe 2 is used for guiding a mixed material into a device, the pipe wall of the feeding pipe 2 penetrates through the top of the machine case 1, two carrier rollers 4 are arranged on the inner side wall of the machine case 1 in a penetrating manner, the carrier rollers 4 are used for driving a conveyor belt 3 to rotate, belt pulleys are arranged on the two carrier rollers 4, the same belt 6 is wound on the two belt pulleys, the same conveyor belt 3 is wound on the two carrier rollers 4, the conveyor belt 3 is used for uniformly conveying the mixed material to a roller 7, the conveyor belt 3 is obliquely arranged right below the pipe opening at the bottom of the feeding pipe 2, a roller 7 is arranged below the side of the conveyor belt 3, the roller 7 is used for being matched with the high-voltage electrostatic generator 10, and the charge of the material with strong metal conductivity is neutral through the ground wire after the roller 7 is contacted with the roller 7, and enters a first compartment under the action of centrifugal force, the nonmetal materials are tightly adsorbed on the surface of the roller 7 after being contacted with the roller 7 due to poor electric conductivity and fall into a third compartment after being scraped down by a rubber scraper 15, so that different mixed materials are separated by separation, a first gear 5 is arranged on a carrier roller 4 close to the roller 7, the first gear 5 is used for being meshed with a second gear 8 to drive a conveyor belt 3 to rotate, the roller 7 is provided with the second gear 8, the first gear 5 is meshed with the second gear 8, a high-voltage electrostatic generator 10 is arranged above the roller 7, the high-voltage electrostatic generator 10 is used for generating static electricity to be discharged onto the roller 7, a first support is arranged on the side wall of a case 1, a first motor 9 is arranged on the first support, the first motor 9 is used for driving the roller 7 to rotate, the output end of the first motor 9 is fixedly connected with the end of the roller 7, and a feeding mechanism is arranged below the roller 7, the side wall of the case 1 is provided with a dust suction mechanism, the side wall of the roller 7 is provided with a rubber scraper 15, a brush is arranged above the rubber scraper 15, and the rubber scraper 15 is used for scraping off non-conductor materials adsorbed on the surface of the roller 7 and rotating to the back along with the roller 7 so as to enable the non-conductor materials to fall into the third compartment.

Referring to fig. 1 and 3, the feeding mechanism includes a plurality of second motors 11, a material distribution groove 12, three material conveying pipes 13 and a plurality of spiral packing augers 14, the material distribution groove 12 is located below the roller 7, the material conveying pipes 13 are communicated with the bottom of the material distribution groove 12, the second motors 11 are arranged at the bottom of the chassis 1, the material conveying pipes 13 are L-shaped, the spiral packing augers 14 are located in the material conveying pipes 13, the output ends of the second motors 11 are fixedly connected with the spiral packing augers 14, first partition plates and second partition plates are arranged in the material distribution groove 12, the material distribution groove 12 is divided into three compartments by the first partition plates and the second partition plates, the three material conveying pipes 13 are respectively communicated with the three compartments, the second motors 11 are used for driving the spiral packing augers 14, the material distribution groove 12 is used for respectively collecting different materials separated from the roller 7, the material conveying pipes 13 are used for conveying the different materials to the production equipment through the spiral packing augers 14, the first compartment is used for collecting conductor materials, the third compartment is used for collecting non-conductor materials, and a part of the received current conductor and non-conductor materials fall into the second compartment due to different reasons such as the rotating speed of the roller 7, the particle size and the number of the material.

Referring to fig. 4 and 6, the dust suction mechanism includes a plurality of dust suction pipes 16, an exhaust fan 17, a dust filter bag 18, a dust collection box 19, an annular filter net 20 and a seal box 21, the annular filter net 20 is fixed at the bottom of the feeding pipe 2, the dust collection box 19 is fixedly connected with the annular filter net 20, one end of each of the dust suction pipes 16 is inserted into a side wall of the dust collection box 19, the other end of each of the dust suction pipes penetrates through the seal box 21, a box door for replacing the dust filter bag 18 is arranged on the outer side wall of the seal box 21, a bag opening of the dust filter bag 18 is tied on the dust suction pipe 16 in the seal box 21 through a rope, an air inlet of the exhaust fan 17 is communicated with the seal box 21, the dust suction pipes 16 are used for sucking dust at a material sorting position into the dust filter bag 18 through the dust suction pipes 16, the dust filter bag 18 is used for filtering dust, the seal box 19 is used for matching with the annular filter net 20, dust in the feeding pipe 2 is sucked away through the exhaust fan 17 and the dust suction pipes 16, the seal box 21 enables the dust suction pipes 16 to be communicated with the air inlet of the exhaust pipe 17, dust filter bag 18, and dust filter bag 18 can prevent dust from affecting the dust collecting effect of the sorting equipment.

The utility model discloses the theory of operation as follows: firstly, the high-voltage static electricity generated by the high-voltage static electricity generator 10 discharges to the roller 7, and the materials to be sorted are uniformly dropped onto the roller 7 through the conveyor belt 3. After the conductive material is electrified, the conductive material is discharged underground through the roller 7, the inertia of the roller 7 is added, the conductive material is thrown out into the first compartment, and after the non-conductive material is electrified, the non-conductive material is adsorbed on the surface of the roller 7 due to poor electric conductivity, is scraped by the rubber scraper 15 along with the rotation of the roller 7 to the back and falls into the third compartment. A part of conductor and non-conductor materials fall into the second compartment due to different reasons such as the rotating speed of the roller 7, the particle size of the materials, the amount of received electricity and the like, and then enter the material conveying pipe 13, the second motor 11 drives the spiral auger 14 to convey the materials to production equipment for reprocessing, in the working process of the equipment, the dust at the position of the material inlet pipe 2 is sucked into the dust filter bag 18 through the dust suction pipe 16 through the air inlet of the exhaust fan 17 through the dust suction pipe 16, the dust filter bag 18 filters the dust, a box door convenient for replacing the dust filter bag 18 is arranged on the sealing box 21, and the dust is prevented from affecting the separation effect of the equipment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A feed back trough for an electrostatic separator comprises a high-voltage electrostatic generator (10) and a case (1), it is characterized in that the top of the machine case (1) is provided with a feeding pipe (2), the pipe wall of the feeding pipe (2) penetrates through the top of the case (1), two carrier rollers (4) penetrate through the inner side wall of the case (1), belt pulleys are arranged on the two carrier rollers (4), the same belt (6) is wound on the two belt pulleys, and the two carrier rollers (4) are wound with the same conveyor belt (3), the conveyor belt (3) is obliquely arranged right below the pipe orifice at the bottom of the feeding pipe (2), a roller (7) is arranged below the conveyor belt (3), a first gear (5) is arranged on a carrier roller (4) close to the roller (7), a second gear (8) is arranged on the roller (7), the first gear (5) is meshed with the second gear (8), the high-voltage electrostatic generator (10) is arranged above the roller (7), a first bracket is arranged on the side wall of the case (1), a first motor (9) is arranged on the first bracket, the output end of the first motor (9) is fixedly connected with the end part of the roller (7), a feeding mechanism is arranged below the roller (7), and a dust collection mechanism is arranged on the side wall of the case (1).

2. The feed back trough of claim 1, wherein the feeding mechanism comprises a plurality of second motors (11), a feed distribution trough (12), three feed delivery pipes (13) and a plurality of spiral packing augers (14), the feed distribution trough (12) is positioned below the roller (7), the feed delivery pipes (13) are communicated with the bottom of the feed distribution trough (12), the second motors (11) are arranged at the bottom of the case (1), the feed delivery pipes (13) are L-shaped, the spiral packing augers (14) are positioned in the feed delivery pipes (13), and the output ends of the second motors (11) are fixedly connected with the spiral packing augers (14).

3. The feed back trough for the electrostatic classifier as claimed in claim 2, wherein the feed back trough (12) is provided with a first partition and a second partition, and the first partition and the second partition divide the feed back trough (12) into three compartments: the three material conveying pipes (13) are respectively communicated with the three compartments.

4. The feed back trough for the electrostatic separator as claimed in claim 1, wherein the dust collection mechanism comprises a plurality of dust collection pipes (16), an exhaust fan (17), a dust filter bag (18), a dust collection box (19), an annular filter screen (20) and a seal box (21), the annular filter screen (20) is fixed at the bottom of the feed pipe (2), the dust collection box (19) is fixedly connected with the annular filter screen (20), one end of each dust collection pipe (16) is inserted into the side wall of the dust collection box (19), the other end of each dust collection pipe penetrates through the seal box (21), and the outer side wall of the seal box (21) is provided with a box door for replacing the dust filter bag (18).

5. The feed back trough for the electrostatic separator as claimed in claim 4, wherein the mouth of the dust filter bag (18) is tied to a dust suction pipe (16) in the sealed box (21) through a rope, and the air inlet of the exhaust fan (17) is communicated with the sealed box (21).

6. The feed back trough for the electrostatic separator as claimed in claim 1, wherein a rubber scraper (15) is arranged at the side wall of the roller (7), and a brush is arranged above the rubber scraper (15).