Waste plastic crushing device facilitating impurity removal

Abstract

The utility model discloses a waste plastic crushing device convenient to remove impurities, which belongs to the technical field of plastic crushing and comprises a hopper with supporting legs, two groups of rollers are mounted on the inner wall of the hopper, one group of rollers are fixed on the inner wall of the hopper, the other group of rollers are rotatably arranged on the inner wall of the hopper, and the ends of the rollers rotatably penetrate through the side wall of the hopper and are connected with driven wheels. A mounting plate is fixed to the outer side wall of the hopper, a crushing motor is arranged on the mounting plate, the output end of the crushing motor is connected with a driving wheel, a cleaning outer barrel is mounted below the hopper, a mounting groove is formed in the center of the bottom end of the cleaning outer barrel, and a cleaning motor is mounted in the mounting groove; the output end of the cleaning motor rotationally penetrates through the cleaning outer cylinder to be connected with a rotating disc, an inner cylinder frame is fixed to the top end of the rotating disc, an inner cylinder is arranged on the inner cylinder frame, and small holes are evenly formed in the circumference of the inner cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of hedge plastic crushing, in particular to a waste plastic crushing device convenient for impurity removal. Background Technique

[0002] Waste plastic recycling refers to adopting a certain recycling process to recycle waste plastics and realize the purpose of turning waste into treasure. Crushing and recycling is a common plastic recycling method. After crushing waste plastics by a crusher, they are processed and processed to become recycled plastics or waste plastic particles, so as to realize resource recycling and reuse.

[0003] At present, Chinese Patent No. CN202322827900.0 discloses a waste plastic crushing and recycling machine with an impurity removal and cleaning structure, including a crushing box. A crushing mechanism is arranged in the crushing box, and the crushing mechanism is fixedly connected with a motor. The top of the crushing box is fixedly connected with a filtering box, and an impurity removal and cleaning structure is arranged in the filtering box. The bottom of the crushing box is fixedly connected with a recycling box. This device flushes the plastics before crushing to remove impurities. Since the sizes and specifications of waste plastics are different, the flushing method cannot ensure complete impurity removal and is not convenient to use.

[0004] Based on this, the utility model designs a waste plastic crushing device convenient for impurity removal to solve the above problems. Content of the Utility Model

[0005] In view of the above-mentioned shortcomings of the prior art, the utility model provides a waste plastic crushing device convenient for impurity removal.

[0006] To achieve the above purposes, the utility model is realized through the following technical solutions:

[0007] A waste plastic crushing device convenient for impurity removal includes a hopper with legs. Two groups of rollers are installed on the inner wall of the hopper. One group of rollers is fixed on the inner wall of the hopper, and the other group of rollers rotates on the inner wall of the hopper and the end rotates through the side wall of the hopper and is connected with a driven wheel. Crushing knives are arranged on the rollers in a staggered and uniform manner. An installation plate is fixed on the outer side wall of the hopper, and a crushing motor is arranged on the installation plate. The output end of the crushing motor is connected with a driving wheel, and the driving wheel and the driven wheel are in transmission connection. A cleaning outer cylinder is installed below the hopper. An installation groove is opened at the center of the bottom end of the cleaning outer cylinder, and a cleaning motor is installed in the installation groove. The output end of the cleaning motor rotates through the cleaning outer cylinder and is connected with a turntable. An inner cylinder frame is fixed on the top end of the turntable, and an inner cylinder is arranged on the inner cylinder frame. Small holes are arranged on the inner cylinder in a circumferentially uniform manner. A water injection port and a sewage discharge groove are opened on the side wall of the cleaning outer cylinder.

[0008] Further, the size of the horizontal plane at the top end of the hopper is larger than that of the horizontal plane at the bottom end. A closed frame is installed on the side wall of the hopper. The closed frame is communicated with the hopper. A baffle is slidably arranged in the closed frame. An electric push rod is installed on the side wall of the hopper. The piston rod inside the electric push rod is connected to the side of the baffle.

[0009] Further, the length of the baffle is greater than the length of the inner edge at the bottom end of the hopper, and the width of the baffle is equal to the width of the inner edge at the bottom end of the hopper.

[0010] Further, the diameter of the turntable is slightly smaller than the inner diameter of the cleaning outer cylinder, and the top end of the inner cylinder is flush with the top end of the cleaning outer cylinder.

[0011] Further, the water injection port is arranged near the top end of the cleaning outer cylinder, the sewage discharge groove is arranged near the bottom end of the cleaning outer cylinder, and the bottom end of the sewage discharge groove is flush with the top end of the turntable.

[0012] Further, the top end of the inner cylinder is conical and the outer diameter of the top end surface is equal to the inner diameter of the cleaning outer cylinder.

[0013] Further, a connecting frame is fixedly connected to the outer edge of the top end of the cleaning outer cylinder, and the connecting frame is fixedly connected to the side wall of the hopper by threads.

[0014] Further, a rotating ring is arranged below the hopper. A switching disc is rotatably arranged in the rotating ring. Circular grooves are symmetrically arranged at the top end of the switching disc. The cleaning outer cylinder is installed in the circular grooves. A handle is fixed on the side wall of the switching disc.

[0015] Beneficial effects

[0016] 1. By setting the cleaning outer cylinder, the installation groove, the cleaning motor, the turntable, the inner cylinder frame, the inner cylinder, the water injection port and the sewage discharge groove, the crushed plastic directly falls into the inner cylinder below for cleaning and impurity removal. After the cleaning is completed, open the sewage discharge groove to discharge the sewage in the cleaning outer cylinder, realizing the impurity removal after the crushing of waste plastics, improving the cleaning and impurity removal effect and being convenient for use.

[0017] 2. By setting the closed frame, the baffle and the electric push rod, after the plastic crushing is completed, start the electric push rod to drive the baffle into the hopper to block and disconnect the hopper and the cleaning outer cylinder, avoiding rotation and liquid splashing into the hopper during cleaning; by setting the connecting frame, the rotating ring, the switching disc, the circular groove and the handle, after the cleaning is completed, separate the connecting frame from the hopper, rotate the switching disc through the handle to make another group of cleaning outer cylinders located directly below the hopper, open the sewage discharge groove on the opened cleaning outer cylinder, and discharge the sewage in the cleaning outer cylinder, realizing the crushing and impurity removal of waste plastics, taking out the inner cylinder, and being convenient for taking out the plastics after crushing and impurity removal. Description of the Drawings

[0018] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other accompanying drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a three-dimensional view of the main structure of a waste plastic crushing device for convenient impurity removal of the present invention;

[0020] Figure 2 It is a three-dimensional view of the bottom structure of the cleaning outer cylinder of a waste plastic crushing device for convenient impurity removal of the present invention;

[0021] Figure 3 It is a three-dimensional view of the top structure of the cleaning outer cylinder of a waste plastic crushing device for convenient impurity removal of the present invention;

[0022] Figure 4 It is a three-dimensional view of the inner cylinder structure of a waste plastic crushing device for convenient impurity removal of the present invention;

[0023] Figure 5 It is a three-dimensional view of the hopper structure of a waste plastic crushing device for convenient impurity removal of the present invention.

[0024] The reference numerals in the figure respectively represent:

[0025] 1. Hopper; 2. Drum; 3. Driven wheel; 4. Crushing knife; 5. Mounting plate; 6. Crushing motor; 7. Driving wheel; 8. Cleaning outer cylinder; 9. Installation groove; 10. Cleaning motor; 11. Turntable; 12. Inner cylinder frame; 13. Inner cylinder; 14. Water injection port; 15. Sewage discharge groove; 16. Sealing frame; 17. Baffle; 18. Electric push rod; 19. Small hole; 20. Connection frame; 21. Rotating ring; 22. Switching disk; 23. Circular groove; 24. Handle. Detailed implementation manners

[0026] To make the objectives, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some but not all of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0027] The following further describes the present invention in combination with the embodiments.

[0028] In some embodiments, please refer to the accompanying drawings of the specification Figure 1 , Figure 2 , Figure 4 and Figure 5 , a waste plastic crushing device convenient for impurity removal, comprising a hopper 1 with legs, two groups of rollers 2 are installed on the inner wall of the hopper 1, one group of rollers 2 is fixed on the inner wall of the hopper 1, the other group of rollers 2 rotates on the inner wall of the hopper 1 and the end rotates through the side wall of the hopper 1 and is connected with a driven wheel 3, crushing knives 4 are arranged on the rollers 2 in a staggered and uniform manner, a mounting plate 5 is fixed on the outer side wall of the hopper 1, a crushing motor 6 is arranged on the mounting plate 5, the output end of the crushing motor 6 is connected with a driving wheel 7, the driving wheel 7 and the driven wheel 3 are in transmission connection, a cleaning outer cylinder 8 is installed below the hopper 1, an installation groove 9 is opened at the center of the bottom end of the cleaning outer cylinder 8, a cleaning motor 10 is installed in the installation groove 9, the output end of the cleaning motor 10 rotates through the cleaning outer cylinder 8 and is connected with a turntable 11, an inner cylinder frame 12 is fixed on the top end of the turntable 11, an inner cylinder 13 is arranged on the inner cylinder frame 12, small holes 19 are arranged on the inner cylinder 13 in a circumferential and uniform manner, a water injection port 14 and a sewage discharge groove 15 are opened on the side wall of the cleaning outer cylinder 8;

[0029] In the embodiment of the present utility model, the plastic to be crushed is put into the hopper 1, the crushing motor 6 is started, the driving wheel 7 is driven to rotate, under the transmission action of the driving wheel 7 and the driven wheel 3, one group of rollers 2 is driven to rotate, under the cooperation of the two groups of rollers 2 and the crushing knives 4, the crushing of the plastic is realized, the crushed plastic falls into the lower inner cylinder 13, cleaning liquid is injected into the cleaning outer cylinder 8 through the water injection port 14, the cleaning motor 10 is started, the inner cylinder frame 12 and the inner cylinder 13 are driven to rotate, the plastic in the inner cylinder 13 is cleaned and the impurities are removed, after the cleaning is completed, the sewage discharge groove 15 is opened, and the sewage in the cleaning outer cylinder 8 is discharged, so as to realize the crushing and impurity removal of the waste plastic;

[0030] In the embodiment of the present utility model, by arranging the cleaning outer cylinder 8, the installation groove 9, the cleaning motor 10, the turntable 11, the inner cylinder frame 12, the inner cylinder 13, the water injection port 14 and the sewage discharge groove 15, the crushed plastic directly falls into the lower inner cylinder 13 for cleaning and impurity removal, after the cleaning is completed, the sewage discharge groove 15 is opened, and the sewage in the cleaning outer cylinder 8 is discharged, so as to realize the impurity removal after the crushing of the waste plastic, improve the cleaning and impurity removal effect and facilitate the use;

[0031] In an example of the present utility model, the size of the top horizontal plane of the hopper 1 is larger than that of the bottom horizontal plane. A closed frame 16 is installed on the side wall of the hopper 1. The closed frame 16 is communicated with the hopper 1. A baffle 17 slides in the closed frame 16. The length of the baffle 17 is greater than the length of the inner edge at the bottom of the hopper 1, and the width of the baffle 17 is equal to the width of the inner edge at the bottom of the hopper 1. An electric push rod 18 is installed on the side wall of the hopper 1. The piston rod inside the electric push rod 18 is connected to the side of the baffle 17. After the plastic crushing is completed, the electric push rod 18 is started to drive the baffle 17 into the hopper 1 to block and disconnect the hopper 1 and the cleaning outer cylinder 8, so as to avoid rotation and liquid splashing into the hopper 1 during cleaning; the diameter of the turntable 11 is slightly smaller than the inner diameter of the cleaning outer cylinder 8. The top of the inner cylinder 13 is flush with the top of the cleaning outer cylinder 8. The top of the inner cylinder 13 is conical and the outer diameter of the top surface is equal to the inner diameter of the cleaning outer cylinder 8. The water injection port 14 is arranged near the top of the cleaning outer cylinder 8, and the sewage discharge groove 15 is arranged near the bottom of the cleaning outer cylinder 8. The bottom of the sewage discharge groove 15 is flush with the top of the turntable 11;

[0032] In some embodiments, such as Figure 1 and Figure 3 As shown, as a preferred embodiment of the present utility model, a connecting frame 20 is fixedly connected to the outer edge of the top of the cleaning outer cylinder 8. The connecting frame 20 is threadedly fixed on the side wall of the hopper 1. A rotating ring 21 is arranged below the hopper 1. A switching disk 22 rotates in the rotating ring 21. Circular grooves 23 are symmetrically opened at the top of the switching disk 22. The cleaning outer cylinder 8 is installed in the circular grooves 23. A handle 24 is fixed on the side wall of the switching disk 22;

[0033] In an embodiment of the present utility model, the cleaning outer cylinder 8 is placed in the circular groove 23. The switching disk 22 is rotated through the handle 24 so that a group of cleaning outer cylinders 8 are located directly below the hopper 1 and fixed through the connecting frame 20. Then, the plastic to be crushed is put into the hopper 1. The crushing motor 6 is started to drive the driving wheel 7 to rotate. Under the transmission of the driving wheel 7 and the driven wheel 3, a group of rollers 2 are driven to rotate. Under the cooperation of the two groups of rollers 2 and the crushing knives 4, the plastic is crushed. The crushed plastic falls into the inner cylinder 13 below. Cleaning liquid is injected into the cleaning outer cylinder 8 through the water injection port 14. The cleaning motor 10 is started to drive the inner cylinder frame 12 and the inner cylinder 13 to rotate, and the plastic in the inner cylinder 13 is cleaned and decontaminated. After the cleaning is completed, the connecting frame 20 is separated from the hopper 1. The switching disk 22 is rotated through the handle 24 so that another group of cleaning outer cylinders 8 are located directly below the hopper 1. The sewage discharge groove 15 on the opened cleaning outer cylinder 8 is opened, and the sewage in the cleaning outer cylinder 8 is discharged, realizing the crushing and decontamination of waste plastics. The inner cylinder 13 is taken out to facilitate the taking out of the plastics after crushing and decontamination;

[0034] In the embodiment of the present utility model, by providing a connection frame 20, a rotating ring 21, a switching disc 22, a circular groove 23 and a handle 24, after the cleaning is completed, the connection frame 20 is separated from the hopper 1, and the switching disc 22 is rotated by the handle 24 so that another set of cleaning outer cylinders 8 is located directly below the hopper 1. The sewage discharge groove 15 on the opened cleaning outer cylinder 8 is opened, and the sewage in the cleaning outer cylinder 8 is discharged, thus realizing the crushing and impurity removal of waste plastics. The inner cylinder 13 is taken out to facilitate the taking out of the plastics after crushing and impurity removal.

[0035] The above embodiments are only used to illustrate the technical solutions of the present utility model and are not intended to limit them. Although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. However, these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A waste plastic crushing device for convenient impurity removal, comprising a hopper (1) with legs, characterized in that: Two groups of rollers (2) are installed on the inner wall of the hopper (1), one group of rollers (2) is fixed on the inner wall of the hopper (1), and the other group of rollers (2) rotates on the inner wall of the hopper (1) and the ends thereof rotate and penetrate the side wall of the hopper (1) and are connected to a driven wheel (3), the rollers (2) are evenly and staggeredly provided with crushing knives (4), a mounting plate (5) is fixed on the outer wall of the hopper (1), a crushing motor (6) is arranged on the mounting plate (5), the output end of the crushing motor (6) is connected to a driving wheel (7), the driving wheel (7) and the driven wheel (3) are transmission-connected, the A cleaning outer cylinder (8) is installed below the hopper (1). A mounting groove (9) is provided at the center of the bottom end of the cleaning outer cylinder (8). A cleaning motor (10) is installed in the mounting groove (9). The output end of the cleaning motor (10) rotates through the cleaning outer cylinder (8) and is connected to a turntable (11). An inner cylinder frame (12) is fixed to the top of the turntable (11). An inner cylinder (13) is provided on the inner cylinder frame (12). Small holes (19) are evenly provided on the circumference of the inner cylinder (13). A water injection port (14) and a sewage discharge groove (15) are provided on the side wall of the cleaning outer cylinder (8).

2. The waste plastic crushing device for convenient impurity removal according to claim 1 is characterized in that: The size of the horizontal plane at the top end of the hopper (1) is larger than the size of the horizontal plane at the bottom end thereof; a closed frame (16) is installed on the side wall of the hopper (1); the closed frame (16) and the hopper (1) are connected; a baffle (17) slides inside the closed frame (16); an electric push rod (18) is installed on the side wall of the hopper (1); a piston rod inside the electric push rod (18) is connected to the side of the baffle (17).

3. The waste plastic crushing device for convenient impurity removal according to claim 2 is characterized in that: The length of the baffle (17) is greater than the length of the inner edge of the bottom end of the hopper (1), and the width of the baffle (17) is equal to the width of the inner edge of the bottom end of the hopper (1).

4. The waste plastic crushing device for convenient impurity removal according to claim 3 is characterized in that: The diameter of the rotating disk (11) is slightly smaller than the inner diameter of the cleaning outer cylinder (8), and the top of the inner cylinder (13) is flush with the top of the cleaning outer cylinder (8).

5. The waste plastic crushing device for convenient impurity removal according to claim 4 is characterized in that: The water injection port (14) is arranged near the top end of the cleaning outer cylinder (8), the sewage discharge trough (15) is arranged near the bottom end of the cleaning outer cylinder (8), and the bottom end of the sewage discharge trough (15) is flush with the top end of the rotating disk (11).

6. The waste plastic crushing device for convenient impurity removal according to claim 5 is characterized in that: The top end of the inner cylinder (13) is conical and the outer diameter of the top end surface is equal to the inner diameter of the cleaning outer cylinder (8).

7. The waste plastic crushing device for convenient impurity removal according to claim 6 is characterized in that: The outer edge of the top end of the cleaning outer cylinder (8) is fixedly connected to a connection frame (20), and the connection frame (20) is threadedly fixed to the side wall of the hopper (1).

8. The waste plastic crushing device for convenient impurity removal according to claim 7 is characterized in that: A rotating ring (21) is arranged below the hopper (1), a switching disk (22) rotates inside the rotating ring (21), a circular groove (23) is symmetrically opened on the top of the switching disk (22), the cleaning outer cylinder (8) is installed in the circular groove (23), and a handle (24) is fixed on the side wall of the switching disk (22).

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