Crushing equipment for recycling PET (Polyethylene Terephthalate) bottles

Abstract

The utility model discloses crushing equipment for PET bottle recycling, which comprises a crushing box, a feeding port is arranged on the crushing box, a protection mechanism is arranged below the feeding port and comprises a limiting block, a drainage plate and a baffle, the limiting block is arranged on the inner wall of the rear side of the crushing box, the drainage plate is arranged on the inner wall of the rear side of the crushing box, and the baffle is arranged on the inner wall of the rear side of the crushing box. The baffle is rotationally connected with the inner wall of the side face of the crushing box, the limiting block abuts against the upper surface of the baffle, the baffle is provided with a spring, the spring is provided with an abutting block, the abutting block abuts against the drainage plate, a primary crushing bin is arranged below the drainage plate, and a secondary crushing bin is arranged below the primary crushing bin. A secondary crushing bin is arranged below the primary crushing bin, and a screening structure is arranged in the secondary crushing bin; through the arrangement of the baffle, the drainage plate, the spring, the abutting block and the limiting block in the protection mechanism, fragments splashed in the primary crushing bin during crushing can be blocked, and the safety of the device during working is improved while the crushing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing for recycling PET bottles, in particular to crushing equipment for recycling PET bottles. Background Art

[0002] With the progress of modern times, PET bottle products have become an indispensable part of people's lives. However, with the replacement of old products with new ones, the waste of PET bottle products is very serious. In order to alleviate this situation, PET bottle products need to be recycled and reused. Before processing, PET bottle products also need to be cut and crushed.

[0003] Existing PET bottle crushers all have a single crushing structure, which has the problems of poor crushing effect and low efficiency when in use. In addition, when PET bottle products are crushed, the crushing will produce fragments that splash out of the crushing box through the feed port, causing damage to surrounding equipment and personnel, and having low safety. Utility Model Content

[0004] The utility model aims to solve the technical problems existing in the prior art and provide a crushing device for recycling PET bottles.

[0005] To achieve the above-mentioned purpose, the technical solution provided by the utility model is: a crushing equipment for recycling PET bottles, including a crushing box, a feed port is arranged on the crushing box, a protective mechanism is arranged below the feed port, the protective mechanism includes a limit block, a guide plate and a baffle, the limit block is arranged on the rear inner wall of the crushing box, the baffle is rotatably connected to the side inner wall of the crushing box, the limit block abuts against the upper surface of the baffle, a spring is arranged on the baffle, an abutment block is arranged on the spring, the abutment block abuts against the guide plate, a primary crushing bin is arranged below the guide plate, a secondary crushing bin is arranged below the primary crushing bin, a screening structure is arranged in the secondary crushing bin, and a discharge port is arranged below the screening structure.

[0006] Preferably, the primary crushing bin is provided with a crushing mechanism, which includes a fixed plate arranged on the inner wall of the crushing box, an electric push rod is arranged in the fixed plate, a pressure plate is arranged on the electric push rod, and convex teeth are arranged on the pressure plate. A partition is arranged between the fixed plates, and a material guide port is arranged on the partition.

[0007] Preferably, a rotating shaft is further provided in the secondary crushing bin, a driving motor is provided on the rear inner wall of the secondary crushing bin, the driving motor is connected to the rotating shaft, and a crushing roller is provided on the rotating shaft.

[0008] Preferably, the screening structure includes a screen, which is arranged below the crushing roller, a material guide plate is fixedly connected to the right side of the screen, a connecting block is fixedly connected to the left side of the screen, a supporting spring is arranged on the connecting block, a support plate is arranged at the bottom end of the supporting spring, the support plate is fixedly connected to the inner wall of the crushing box, and the screen is arranged at an incline.

[0009] Preferably, a slag discharge port is provided on the right side of the secondary crushing bin, and the guide plate extends to the outside of the slag discharge port.

[0010] Preferably, a rubber sleeve is provided on the surface of the limit block.

[0011] Beneficial effects of the utility model:

[0012] The utility model can block the fragments splashed during crushing in the primary crushing bin by arranging the baffle plate, the guide plate, the spring, the abutment block and the limit block in the protection mechanism, thereby improving the crushing efficiency and the safety of the device during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0014] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment of the utility model.

[0015] Figure annotation:

[0016] 1- Crushing box 2- Pressing plate 3- Electric push rod 4- Fixed plate 5- Protruding teeth 6- Guide plate 7- Feeding port 8- Limiting block 9- Baffle 10- Spring 11- Abutment block 12- Primary crushing chamber 13- Partition 14- Guide port 15- Crushing roller 16- Rotating shaft 17- Connecting block 18- Support spring 19- Support plate 20- Discharge port 21- Screen 22- Slag discharge port 23- Guide plate. DETAILED DESCRIPTION

[0017] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0018] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0019] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0020] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0021] Reference Figure 1 The preferred embodiment of the utility model is a crushing device for recycling PET bottles, comprising a crushing box 1, a feed port 7 is arranged on the crushing box 1, a protective mechanism is arranged below the feed port 7, the protective mechanism comprises a limit block 8, a guide plate 6 and a baffle 9, the guide plate 6 is arranged obliquely, (when the fragments splash in the primary crushing bin 12, they will fall on the guide plate 6, and finally slide into the primary crushing bin 12 for re-crushing, thereby improving the crushing effect) the limit block 8 is arranged on the inner wall of the rear side of the crushing box 1, the limit block 8 A rubber sleeve is provided on the surface to provide a certain degree of buffering effect; the baffle 9 is rotatably connected to the inner wall of the side of the crushing box 1, the limit block 8 abuts against the upper surface of the baffle 9, a spring 10 is provided on the baffle 9, an abutment block 11 is provided on the spring 10, the abutment block 11 abuts against the guide plate 6, a primary crushing bin 12 is provided below the guide plate 6, a secondary crushing bin is provided below the primary crushing bin 12, a screening structure is provided in the secondary crushing bin, and a discharge port 20 is provided below the screening structure.

[0022] Specifically, when the PET bottle is poured into the crushing box 1 through the feed port 7, the spring 10 contracts under the action of pressure. At this time, the baffle 9 rotates downward, and the PET bottle can enter the crushing box through the two baffles 9. After the PET bottle passes through the baffle 9, the spring 10 drives the baffle 9 to rotate upward and reset. The spring 10 drives the upper surface of the baffle 9 to abut against the limit block 8. At this time, the two baffles 9 are fixed below the feed port 7. The baffle can block the fragments splashing during crushing in the primary crushing bin 12, thereby improving the crushing efficiency and the safety of the device during operation.

[0023] In this embodiment, the primary crushing bin 12 is provided with a crushing mechanism, which includes a fixed plate 4 arranged on the inner wall of the crushing box 1, an electric push rod 3 is arranged in the fixed plate 4, a pressure plate 2 is arranged on the electric push rod 3, and a convex tooth 5 is arranged on the pressure plate 2. A partition 13 is arranged between the fixed plates 4, and a material guide port 14 is arranged on the partition 13.

[0024] Specifically, the PET bottles to be crushed are poured into the primary crushing bin 12 through the feed port 7, and the electric push rod 3 is started by an external power supply to move the pressing plate 2 inward, and the PET bottle can be crushed by the convex teeth 5. When the fragments produced by the crushing splash in the primary crushing bin 12, they will fall on the guide plate 6 and finally slide into the primary crushing bin 12 and be crushed again, thereby improving the crushing effect. The crushed PET bottles will fall into the secondary crushing bin through the guide port 14.

[0025] In this embodiment, a rotating shaft 16 is further provided in the secondary crushing bin, a driving motor is provided on the rear inner wall of the secondary crushing bin, the driving motor is connected to the rotating shaft 16, a crushing roller 15 is provided on the rotating shaft 16, a slag discharge port 22 is provided on the right side of the secondary crushing bin, and the guide plate 23 extends to the outside of the slag discharge port 22. The material falling into the secondary crushing bin is crushed again by the crushing roller 15, thereby improving the crushing effect of the utility model.

[0026] In this embodiment, the screening structure includes a screen 21, which is arranged below the crushing roller 15. A guide plate 23 is fixedly connected to the right side of the screen 21, and a connecting block 17 is fixedly connected to the left side of the screen 21. A supporting spring 18 is provided on the connecting block 17, and a support plate is provided at the bottom end of the supporting spring 18. The support plate 19 is fixedly connected to the inner wall of the crushing box 1, and the screen 21 is arranged at an angle.

[0027] Specifically, the crushed PET bottle material in the secondary crushing bin will fall onto the screen 21, and qualified fragments will fall downward through the screen 21 and be discharged through the discharge port 20, while large fragments will roll toward the slag discharge port 22 along the inclination of the screen 21, so as to facilitate the screening of the fragments, and then the larger fragments can be repeatedly crushed. The screen 22 can enhance the vibration function of the screen 21 by setting the support spring 18.

[0028] Under the premise that no conflict occurs, those skilled in the art may freely combine and superimpose the above-mentioned additional technical features.

[0029] The above description is only a preferred implementation mode of the present utility model. Any technical solution that achieves the purpose of the present utility model by basically the same means belongs to the protection scope of the present utility model.

Claims

1. A crushing device for recycling PET bottles, characterized by: The invention comprises a crushing box (1), wherein a feed port (7) is arranged on the crushing box (1), and a protective mechanism is arranged below the feed port (7), wherein the protective mechanism comprises a limit block (8), a guide plate (6) and a baffle (9), wherein the limit block (8) is arranged on the rear inner wall of the crushing box (1), and the baffle (9) is rotatably connected to the side inner wall of the crushing box (1), wherein the limit block (8) abuts against the upper surface of the baffle (9), wherein a spring (10) is arranged on the baffle (9), and wherein an abutting block (11) is arranged on the spring (10), and wherein the abutting block (11) abuts against the guide plate (6), wherein a primary crushing bin (12) is arranged below the guide plate (6), wherein a secondary crushing bin is arranged below the primary crushing bin (12), wherein a screening structure is arranged in the secondary crushing bin, and wherein a discharge port (20) is arranged below the screening structure.

2. A crushing device for recycling PET bottles according to claim 1, characterized in that: The primary crushing bin (12) is provided with a crushing mechanism, which comprises a fixed plate (4) arranged on the inner wall of the crushing box (1), an electric push rod (3) is arranged inside the fixed plate (4), a pressure plate (2) is arranged on the electric push rod (3), and a convex tooth (5) is arranged on the pressure plate (2), a partition (13) is arranged between the fixed plates (4), and a material guide port (14) is arranged on the partition (13).

3. The crushing equipment for recycling PET bottles according to claim 1, characterized in that: A rotating shaft (16) is also arranged in the secondary crushing bin, a driving motor is arranged on the rear inner wall of the secondary crushing bin, the driving motor is connected to the rotating shaft (16), and a crushing roller (15) is arranged on the rotating shaft (16).

4. A crushing device for recycling PET bottles according to claim 3, characterized in that: The screening structure comprises a screen (21), wherein the screen (21) is arranged below the crushing roller (15), a guide plate (23) is fixedly connected to the right side of the screen (21), a connecting block (17) is fixedly connected to the left side of the screen (21), a supporting spring (18) is arranged on the connecting block (17), a supporting plate (19) is arranged at the bottom end of the supporting spring (18), and the supporting plate (19) is fixedly connected to the inner wall of the crushing box (1), and the screen (21) is arranged in an inclined manner.

5. A crushing device for recycling PET bottles according to claim 4, characterized in that: A slag discharge port (22) is provided on the right side of the secondary crushing bin, and the guide plate (23) extends to the outside of the slag discharge port (22).

6. The crushing equipment for recycling PET bottles according to claim 1, characterized in that: The surface of the limiting block (8) is provided with a rubber sleeve.

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