Mixed waste plastic separating device

Abstract

The utility model relates to the technical field of waste plastic separation, and discloses a mixed waste plastic separation device which comprises a protection box, the left side and the right side of the protection box are both fixedly connected with fixing blocks, the tops of the fixing blocks are fixedly connected with a limiting box, and the inner wall of the limiting box is fixedly connected with a conveying sleeve. A guide block is fixedly connected to the bottom of the inner wall of the limiting box, a rotating rod is rotatably connected to the inner wall of the fixing block, a second bevel gear is fixedly connected to the outer wall of the rotating rod, an auger is rotatably connected to the top of the guide block, and a first bevel gear is fixedly connected to the bottom of the auger; and sieve plates are rotationally connected to the left side and the right side in the protection box. According to the waste plastic crushing device, various mixed waste plastics can be crushed in a unified size, the crushing process can be completed without manual participation, and after fine crushing treatment, the subsequent winnowing quality is effectively improved, and the overall treatment effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste plastic separation, in particular to a mixed waste plastic separation device. Background Art

[0002] At present, plastic products are used more and more frequently in industrial production and people's daily life. However, due to the large-scale use of plastic products, the types of waste plastics are also increasing. At the same time, since most waste plastics are recyclable, waste plastics have extremely high recycling value.

[0003] However, the existing separation device needs to be crushed by a crusher before sorting. However, due to the hardness difference of the material, the waste after the initial crushing will still be of different sizes. In this case, it needs to be crushed again, which increases the overall time consumption and requires manual participation. At the same time, the cost is high and the efficiency is greatly reduced. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a mixed waste plastic separation device, which aims to improve the problem that the existing crushing is not uniform enough and affects the separation and sorting quality.

[0005] In order to achieve the above-mentioned objectives, the utility model adopts the following technical scheme: a mixed waste plastic separation device, comprising a protection box, the left and right sides of the protection box are fixedly connected with fixed blocks, the top of the fixed block is fixedly connected to the limit box, the inner wall of the limit box is fixedly connected with a conveying sleeve, the bottom of the inner wall of the limit box is fixedly connected with a guide block, the inner wall of the fixed block is rotatably connected with a rotating rod, the outer wall of the rotating rod is fixedly connected with a second bevel gear, the top of the guide block is rotatably connected with an auger, the bottom of the auger is fixedly connected with a first bevel gear, the left and right sides of the interior of the protection box are rotatably connected with screen plates, the middle side of the interior of the protection box is rotatably connected with a plurality of crankshafts, the left and right sides of the inner wall of the protection box are fixedly connected with a plurality of spring rods, the rear side of the protection box is provided with a crushing assembly, and the bottom of the protection box is provided with a winnowing assembly.

[0006] Furthermore, the crushing assembly includes a motor, which is fixedly connected to the front side of the protection box, the output end of the motor is fixedly connected to the first crushing roller, the right side of the inner wall of the protection box is rotatably connected to the second crushing roller, the rear side of the first crushing roller is fixedly connected to the first gear, the rear side of the second crushing roller is fixedly connected to the second gear, the rear side of the first gear is fixedly connected to the first pulley, the rear side of the first pulley is fixedly connected to the second pulley, the rear side of the rotating rod is rotatably connected to the third pulley, and the rear side of the crankshaft is fixedly connected to the fourth pulley.

[0007] Furthermore, the air separation component includes box legs, which are fixedly connected to the four corners of the bottom of the protection box, the bottom of the protection box is fixedly connected to a air separation box, the front side of the air separation box is fixedly connected to an extension plate, the front side of the extension plate is slidably connected to a collection bin, a plurality of fans are arranged on the rear side of the air separation box, and air guide plates are fixedly connected to the upper and lower ends of the inner wall of the air separation box.

[0008] Furthermore, the second bevel gear is meshingly connected to the first bevel gear, the rotating rod is fixedly connected to the front side of the third pulley, and the crankshaft is slidably connected to the bottom of the screen plate.

[0009] Furthermore, a plurality of through slots are provided on both left and right sides of the inner wall of the protection box, and the screen plate is slidably connected to the adjacent sides of the plurality of spring rods.

[0010] Furthermore, the first gear and the second gear are meshedly connected, and one of the first pulleys is fixedly connected to the rear side of the second gear.

[0011] Furthermore, outer walls of the second belt pulley and the fourth belt pulley are covered with belts, and outer walls of the first belt pulley and the third belt pulley are covered with belts.

[0012] Furthermore, the two air guide plates are distributed up and down in an inverted trumpet shape on the inner wall of the air separation box, and the collection bin is slidably connected to the inner wall of the extension plate.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, through the coordinated use of crankshafts, screen plates, fixed blocks, rotating blocks and other components, a variety of mixed waste plastics can be crushed into uniform sizes, and the crushing process can be completed without human participation. After careful crushing, the subsequent air selection quality is effectively improved, and the overall processing effect is improved.

[0015] 2. In the utility model, by using the wind guide plate, fan, collection bin, extension plate and other components in coordination, the waste crushing and separation processes can be unified, production space can be saved, and preliminary separation can be completed after crushing, thereby improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional structural schematic diagram of a mixed waste plastic separation device proposed by the utility model;

[0017] Figure 2 This is a cross-sectional structural diagram of a rotating rod of a mixed waste plastic separation device proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of a protection box of a mixed waste plastic separation device proposed by the utility model;

[0019] Figure 4 This is an exploded schematic diagram of the collection box structure of a mixed waste plastic separation device proposed by the utility model.

[0020] Legend:

[0021] 1. Protection box; 2. Motor; 3. First crushing roller; 4. Second crushing roller; 5. First gear; 6. Second gear; 7. First pulley; 8. Second pulley; 9. Third pulley; 10. Fourth pulley; 11. Screen plate; 12. Crankshaft; 13. Limit box; 14. Rotating rod; 15. Fixed block; 16. Guide block; 17. Conveying sleeve; 18. Auger; 19. First bevel gear; 20. Second bevel gear; 21. Spring rod; 22. Box leg; 23. Air separation box; 24. Extension plate; 25. Collection bin; 26. Fan; 27. Air guide plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-3 The utility model provides an embodiment of a mixed waste plastic separation device, comprising a protection box 1, the left and right sides of the protection box 1 are fixedly connected with a fixed block 15, the top of the fixed block 15 is fixedly connected to a limit box 13, the inner wall of the limit box 13 is fixedly connected with a conveying sleeve 17, the inner wall bottom of the limit box 13 is fixedly connected with a guide block 16, the inner wall of the fixed block 15 is rotatably connected with a rotating rod 14, the outer wall of the rotating rod 14 is fixedly connected with a second bevel gear 20, the top of the guide block 16 is rotatably connected with an auger 18, the bottom of the auger 18 is fixedly connected with a first bevel gear 19, the left and right sides of the interior of the protection box 1 are rotatably connected with a screen plate 11, the middle side of the interior of the protection box 1 is rotatably connected with a plurality of crankshafts 12, the left and right sides of the inner wall of the protection box 1 are fixedly connected with a plurality of spring rods 21, the rear side of the protection box 1 is provided with a crushing assembly, and the bottom of the protection box 1 is provided with a wind selection assembly.

[0024] Pour the mixed waste into the protective box 1 from the top, then turn on the motor 2 to drive the first crushing roller 3 to rotate, and then realize the crushing function of the waste through the meshing connection between the first gear 5 and the second gear 6. After the crushing is completed, the crushed materials of different states and sizes will fall to the upper part of the screen plate 11, and the belt power is transmitted between the first pulley 7, the second pulley 8 and the third pulley 9 and the fourth pulley 10 connected to the rear side of the first gear 5 and the second gear 6, so that the crankshaft 12 can rotate inside the protective box 1, and then the screen plate 11 can be repeatedly shaken with the cooperation of the spring rods 21 connected to both sides. For the plastic debris below the pores of the screen plate 11, it can enter the air separation box and wait for compression, while the larger one can be pushed into the guide block 16, and with the rotation of the auger 18 and the conveying sleeve 17 inside the guide block 16, the larger debris is re-discharged to the top, thereby realizing repeated crushing until the diameter of the debris is lower than the screen plate 11 and falls into the air separation box 23.

[0025] The second bevel gear 20 is meshedly connected to the first bevel gear 19 , the rotating rod 14 is fixedly connected to the front side of the third pulley 9 , and the crankshaft 12 is slidably connected to the bottom of the screen plate 11 .

[0026] A plurality of through slots are provided on both the left and right sides of the inner wall of the protection box 1 , and the sieve plate 11 is slidably connected to the adjacent sides of the plurality of spring rods 21 .

[0027] Reference Figure 1-3 The crushing assembly includes a motor 2, which is fixedly connected to the front side of the protection box 1, a first crushing roller 3 is fixedly connected to the output end of the motor 2, a second crushing roller 4 is rotatably connected to the right side of the inner wall of the protection box 1, a first gear 5 is fixedly connected to the rear side of the first crushing roller 3, a second gear 6 is fixedly connected to the rear side of the second crushing roller 4, a first pulley 7 is fixedly connected to the rear side of the first gear 5, a second pulley 8 is fixedly connected to the rear side of the first pulley 7, a third pulley 9 is rotatably connected to the rear side of the rotating rod 14, and a fourth pulley 10 is fixedly connected to the rear side of the crankshaft 12.

[0028] Through the design of the first gear 5, the second gear 6, the first pulley 7, and the second pulley 8, the use of the power device of the motor 2 can be effectively reduced, effectively saving costs.

[0029] The first gear 5 is meshed with the second gear 6. Such a design can achieve a crushing effect, so that the first crushing roller 3 and the second crushing roller 4 can move toward a similar side. One of the first pulleys 7 is fixedly connected to the rear side of the second gear 6, and the second gear 6 rotates to drive the first pulley 7 to transmit belt power.

[0030] The outer walls of the second belt pulley 8 and the fourth belt pulley 10 are covered with belts, and the outer walls of the first belt pulley 7 and the third belt pulley 9 are covered with belts.

[0031] Reference Figure 4 The air separation component includes box legs 22, which are fixedly connected to the four corners of the bottom of the protection box 1. The bottom of the protection box 1 is fixedly connected to a wind separation box 23, the front side of the wind separation box 23 is fixedly connected to an extension plate 24, the front side of the extension plate 24 is slidably connected to a collecting bin 25, a plurality of fans 26 are arranged on the rear side of the wind separation box 23, and air guide plates 27 are fixedly connected to the upper and lower ends of the inner wall of the wind separation box 23.

[0032] The debris that enters the air separation box 23 due to gravity will first pass through the classification and the air duct generated by the air guide plate 27. By adjusting the wind force, the lighter plastics can be air-separated, and the heavier ones will be directly discharged through the bottom outlet of the air separation box 23, thereby meeting the sorting effect of the plastic particles.

[0033] The two air guide plates 27 are distributed up and down in an inverted trumpet shape on the inner wall of the air separation box 23. Through such a design, an air blowing duct can be formed in the air separation box 23, and the collecting bin 25 is slidably connected to the inner wall of the extension plate 24.

[0034] Working principle: When using this device to separate mixed waste plastics, the staff can pour the mixed waste from the top of the protection box 1, and then first turn on the motor 2 to drive the first crushing roller 3 to rotate, and then through the meshing connection between the first gear 5 and the second gear 6, the waste crushing function is realized. After the crushing is completed, the crushed materials of different states and sizes will fall to the upper part of the screen plate 11, and the first pulley 7, the second pulley 8, the third pulley 9 and the fourth pulley 10 connected to the rear side of the first gear 5 and the second gear 6 will be connected to the first pulley 7, the second pulley 8 and the third pulley 9 and the fourth pulley 10. The belt power is transmitted, so that the crankshaft 12 can rotate inside the protective box 1, and then the sieve plate 11 can be repeatedly shaken with the cooperation of the spring rods 21 connected to both sides. The plastic debris below the pores of the sieve plate 11 can enter the air separation box and wait for compression, while the larger ones can be pushed into the guide block 16, and with the rotation of the auger 18 inside the guide block 16 and the conveying sleeve 17, the larger debris is re-discharged to the top, thereby achieving repeated crushing until the diameter of the debris is lower than the sieve plate 11 and falls into the air separation box 23.

[0035] The debris that enters the air separation box 23 due to gravity will first pass through the air duct created by the classification and air guide plate 27. By adjusting the wind force, the lighter plastics can be air-separated, and the heavier ones will be directly discharged through the bottom outlet of the air separation box 23, thereby satisfying the sorting effect of the plastic particles.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mixed waste plastic separation device, comprising a protective box (1), characterized in that: The left and right sides of the protection box (1) are fixedly connected with fixed blocks (15); the top of the fixed block (15) is fixedly connected with a limit box (13); the inner wall of the limit box (13) is fixedly connected with a conveying sleeve (17); the bottom of the inner wall of the limit box (13) is fixedly connected with a guide block (16); the inner wall of the fixed block (15) is rotatably connected with a rotating rod (14); the outer wall of the rotating rod (14) is fixedly connected with a second bevel gear (20); the guide block (16) The top of the protective box (1) is rotatably connected to an auger (18), the bottom of the auger (18) is fixedly connected to a first bevel gear (19), the left and right sides of the interior of the protective box (1) are rotatably connected to screen plates (11), the middle side of the interior of the protective box (1) is rotatably connected to a plurality of crankshafts (12), the left and right sides of the inner wall of the protective box (1) are fixedly connected to a plurality of spring rods (21), the rear side of the protective box (1) is provided with a crushing assembly, and the bottom of the protective box (1) is provided with a winnowing assembly.

2. A mixed waste plastic separation device according to claim 1, characterized in that: The crushing assembly comprises a motor (2), wherein the motor (2) is fixedly connected to the front side of the protection box (1), the output end of the motor (2) is fixedly connected to a first crushing roller (3), the right side of the inner wall of the protection box (1) is rotatably connected to a second crushing roller (4), the rear side of the first crushing roller (3) is fixedly connected to a first gear (5), the rear side of the second crushing roller (4) is fixedly connected to a second gear (6), the rear side of the first gear (5) is fixedly connected to a first pulley (7), the rear side of the first pulley (7) is fixedly connected to a second pulley (8), the rear side of the rotating rod (14) is rotatably connected to a third pulley (9), and the rear side of the crankshaft (12) is fixedly connected to a fourth pulley (10).

3. A mixed waste plastic separation device according to claim 1, characterized in that: The air separation component comprises box legs (22), wherein the box legs (22) are fixedly connected to the four corners of the bottom of the protection box (1), the bottom of the protection box (1) is fixedly connected to a wind separation box (23), the front side of the wind separation box (23) is fixedly connected to an extension plate (24), the front side of the extension plate (24) is slidably connected to a collection bin (25), a plurality of fans (26) are arranged on the rear side of the wind separation box (23), and air guide plates (27) are fixedly connected to the upper and lower ends of the inner wall of the wind separation box (23).

4. The mixed waste plastic separation device according to claim 1, characterized in that: The second bevel gear (20) is meshingly connected to the first bevel gear (19), the rotating rod (14) is fixedly connected to the front side of the third pulley (9), and the crankshaft (12) is slidably connected to the bottom of the screen plate (11).

5. The mixed waste plastic separation device according to claim 1, characterized in that: The inner wall of the protection box (1) is provided with a plurality of through slots on both the left and right sides, and the screen plate (11) is slidably connected to the adjacent sides of the plurality of spring rods (21).

6. The mixed waste plastic separation device according to claim 2, characterized in that: The first gear (5) and the second gear (6) are meshedly connected, and one of the first pulleys (7) is fixedly connected to the rear side of the second gear (6).

7. The mixed waste plastic separation device according to claim 2, characterized in that: The outer walls of the second belt pulley (8) and the fourth belt pulley (10) are covered with belts, and the outer walls of the first belt pulley (7) and the third belt pulley (9) are covered with belts.

8. The mixed waste plastic separation device according to claim 3 is characterized by: The two air guide plates (27) are distributed up and down in an inverted trumpet shape on the inner wall of the air separation box (23), and the collection bin (25) is slidably connected to the inner wall of the extension plate (24).

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