Dust falling device for crushing PET (Polyethylene Terephthalate) bottle

Abstract

The utility model discloses a dust falling device for PET bottle crushing, which comprises a crushing box, the crushing box is provided with a feed inlet and a discharge pipe, a protection mechanism is arranged below the feed inlet, the protection mechanism 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 baffle is rotatably connected with the inner wall of the side surface of the crushing box, and the drainage plate is arranged below the discharge pipe. The limiting block abuts against the upper surface of the baffle, a spring is arranged on the baffle, an abutting block is arranged on the spring, the abutting block abuts against the drainage plate, a filter screen is arranged in the crushing box, a double crushing cavity is formed between the filter screen and the drainage plate, a dust suction mechanism and a dust falling mechanism are arranged on the two sides of the crushing box correspondingly, and the dust falling mechanism comprises an atomization nozzle used for spraying water. Dust generated in the crushing box can be collected through the dust collection mechanism, the body health of workers is prevented from being threatened, the dust falling mechanism plays a dust falling role in the discharging process of the discharging pipe, and safety is high.

Description

Technical Field

[0001] The utility model relates to the technical field of dust reduction for crushing PET bottles, in particular to a dust reduction device for crushing 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] The existing PET bottle crushers all have a single crushing structure, and have the problems of poor crushing effect and low efficiency when in use. At the same time, when the 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. In addition, since the crusher generates a lot of dust when crushing the PET bottle products, if it is not removed, it will threaten the health of the staff and the safety is low. Utility Model Content

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

[0005] To achieve the above-mentioned purpose, the technical solution provided by the utility model is: a dust reduction device for crushing PET bottles, comprising a crushing box, a feeding port and a discharge pipe are arranged on the crushing box, a protective mechanism is arranged below the feeding port, the protective mechanism comprises a limit block, a guide plate and a baffle, the limit block is arranged on the inner wall of the rear side of the crushing box, the baffle is rotatably connected to the inner wall of the side of the crushing box, the limit block abuts against the upper surface of the baffle, a spring is arranged on the baffle, an abutting block is arranged on the spring, the abutting block abuts against the guide plate, a filter is arranged in the crushing box, a double crushing chamber is formed between the filter and the guide plate, a dust suction mechanism and a dust reduction mechanism are respectively arranged on both sides of the crushing box, the dust suction mechanism comprises a dust suction hood, the dust suction hood is communicated with the double crushing chamber, and the dust reduction mechanism comprises an atomizing nozzle for spraying water, and the atomizing nozzle is directly facing the discharge pipe.

[0006] Preferably, a double crushing assembly is arranged in the double crushing chamber, and the double crushing assembly includes a crushing roller and a crushing rod. A driving motor is arranged on the rear inner wall of the double crushing chamber, a rotating shaft is arranged on the driving motor, and the crushing roller is arranged on the rotating shaft. A motor and a diverter block are arranged on the filter screen, and a crushing shaft is arranged at the output end of the motor, and the crushing shaft passes through the diverter block and is provided with the crushing rod.

[0007] Preferably, the breaker bars are of different lengths.

[0008] Preferably, the dust suction mechanism also includes a dust collecting box and a dust suction fan fixed to the outer wall of the crushing box, the dust suction fan is provided with a dust exhaust pipe and a dust suction pipe, the dust exhaust pipe is connected to the dust collecting box, and the dust suction pipe is connected to the dust suction hood.

[0009] Preferably, a protective filter is provided on the dust hood.

[0010] Preferably, the dust reduction mechanism comprises a water tank fixedly arranged outside the crushing box, the water tank is provided with a water outlet hose, the water outlet hose is provided with a valve, and the water outlet hose is connected to the atomizing nozzle.

[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.

[0013] The utility model can collect the dust generated in the crushing box through the dust suction mechanism to prevent the health of the staff from being threatened, and has a dust reduction effect when discharging materials from the discharge pipe through the dust reduction mechanism, so the safety is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] 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.

[0015] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment of the utility model.

[0016] Figure annotation:

[0017] 1- Crushing box 2- Rotating shaft 3- Crushing roller 4- Guide plate 5- Abutment block 6- Spring 7- Baffle 8- Feeding port 9- Limit block 10- Protective filter 11- Dust hood 12- Dust suction pipe 13- Dust suction fan 14- Dust discharge pipe 15- Dust collecting box 16- Crushing rod 17- Crushing shaft 18- Diverter block 19- Motor 20- Filter 21- Guide plate 22- Discharge pipe 23- Atomizing nozzle 24- Hose 25- Valve 26- Water tank. DETAILED DESCRIPTION

[0018] 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.

[0019] 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.

[0020] 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.

[0021] 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.

[0022] Example 1

[0023] Reference Figure 1 , the preferred embodiment of the utility model, a dust suppression device for crushing PET bottles, comprises a crushing box 1, the crushing box 1 is provided with a feed port 8 and a discharge pipe 22, a protective mechanism is provided below the feed port 8, the protective mechanism comprises a limit block 9, a guide plate 4 and a baffle 7, the guide plate 4 is arranged at an angle, the limit block 9 is arranged on the inner wall of the rear side of the crushing box 1, a rubber sleeve is arranged on the surface of the limit block 9, which is used to play a certain degree of buffering effect; the baffle 7 is rotatably connected to the inner wall of the side of the crushing box 1, the limit block 9 abuts against the upper surface of the baffle 7, the baffle 7 is provided with a spring 6, the spring 6 is provided with an abutment block 5, the abutment block 5 abuts against the guide plate 4, a filter screen 20 is provided in the crushing box 1, and a double crushing chamber is formed between the filter screen 20 and the guide plate 4. (When the fragments splash in the double crushing chamber, they will fall on the guide plate 4, and finally slide into the double crushing chamber for re-crushing, thereby improving the crushing effect)

[0024] Specifically, when the PET bottle is poured into the crushing box 1 through the feed port 8, the spring 6 contracts under the action of pressure. At this time, the baffle 7 rotates downward, and the PET bottle can enter the crushing box 1 through the two baffles 7. After the PET bottle passes through the baffle 7, the spring 6 drives the baffle 7 to rotate upward and reset. The spring 6 drives the upper surface of the baffle 7 to abut against the limit block 9. At this time, the two baffles 7 are fixed below the feed port 8. The baffle 7 can block the fragments splashing during crushing in the double crushing chamber, thereby improving the crushing efficiency and the safety of the device during operation.

[0025] Example 2

[0026] A double crushing assembly is arranged in the double crushing chamber, and the double crushing assembly includes a crushing roller 3 and a crushing rod 16. A driving motor is arranged on the rear inner wall of the double crushing chamber, and a rotating shaft 2 is arranged on the driving motor. The crushing roller 3 is arranged on the rotating shaft 2. A motor 19 and a diverter block 18 are arranged on the filter screen 20. A crushing shaft 17 is arranged at the output end of the motor 19, and the crushing shaft 17 passes through the diverter block 18 and is provided with the crushing rod 16. The lengths of the crushing rods 16 are different.

[0027] Specifically, the driving motor drives the rotating shaft 2 to rotate, thereby driving the crushing roller 3 to crush the PET bottle entering the double crushing chamber. After the crushing roller 3 has finished crushing, the crushing rod 16 on the crushing shaft 17 continues to crush the PET bottle fragments, so that the PET bottle is double crushed by the crushing roller 3 and the crushing rod 16. The crushing effect of the PET bottle can be enhanced by crushing twice.

[0028] Example 3

[0029] A dust suction mechanism and a dust suppression mechanism are respectively provided on both sides of the crushing box 1. The dust suction mechanism includes a dust hood 11, and the dust hood 11 is connected to the double crushing chamber. Further, the dust suction mechanism also includes a dust collecting box 15 and a dust suction fan 13 fixed to the outer wall of the crushing box 1. The dust suction fan 13 is provided with a dust exhaust pipe 14 and a dust suction pipe 12. The dust exhaust pipe 14 is connected to the dust collecting box 15, and the dust suction pipe 12 is connected to the dust hood 11. A protective filter 10 is provided on the dust hood 11. By providing the protective filter 10, the dust hood 11 can be protected to prevent the dust hood 11 from being damaged by the crushed fragments.

[0030] Specifically, the dust suction fan 13 in the dust suction mechanism absorbs the dust generated during crushing in the double crushing chamber through the dust suction hood 11 and the dust suction pipe 12, and discharges it into the dust collecting box 15 through the dust discharge pipe 14, so that the dust generated in the crushing box 1 can be collected to prevent the health of the staff from being threatened.

[0031] Example 4

[0032] The dust suppression mechanism includes an atomizing nozzle 23 for spraying water, and the atomizing nozzle 23 is directly facing the discharge pipe 22. The dust suppression mechanism also includes a water tank 26 fixedly arranged outside the crushing box 1, and a water outlet hose 24 is arranged on the water tank 26, and a valve 25 is arranged on the water outlet hose 24, and the water outlet hose 24 is connected to the atomizing nozzle 23.

[0033] Specifically, the water in the water tank 1 is discharged into the atomizing nozzle 23 through the water outlet hose 24 and then sprayed out by the atomizing nozzle 23 to reduce dust when the discharge pipe 22 discharges the material.

[0034] Under the premise that no conflict occurs, those skilled in the art may freely combine and superimpose the above-mentioned additional technical features.

[0035] 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 dust suppression device for crushing PET bottles, characterized in that: The invention comprises a crushing box (1), wherein the crushing box (1) is provided with a feed port (8) and a discharge pipe (22), wherein a protective mechanism is provided below the feed port (8), wherein the protective mechanism comprises a limit block (9), a guide plate (4) and a baffle (7), wherein the limit block (9) is provided on the rear inner wall of the crushing box (1), wherein the baffle (7) is rotatably connected to the side inner wall of the crushing box (1), wherein the limit block (9) abuts against the upper surface of the baffle (7), wherein the baffle (7) is provided with a spring (6), wherein the spring (6) is provided with a An abutment block (5) is arranged, the abutment block (5) abuts against the guide plate (4), a filter screen (20) is arranged in the crushing box (1), a double crushing chamber is formed between the filter screen (20) and the guide plate (4), a dust suction mechanism and a dust reduction mechanism are arranged on both sides of the crushing box (1), the dust suction mechanism comprises a dust suction hood (11), the dust suction hood (11) is connected with the double crushing chamber, and the dust reduction mechanism comprises an atomizing nozzle (23) for spraying water, and the atomizing nozzle (23) is directly opposite to the discharge pipe (22).

2. A dust suppression device for crushing PET bottles according to claim 1, characterized in that: A double crushing assembly is arranged in the double crushing chamber, and the double crushing assembly comprises a crushing roller (3) and a crushing rod (16). A driving motor is arranged on the rear inner wall of the double crushing chamber, and a rotating shaft (2) is arranged on the driving motor. The crushing roller (3) is arranged on the rotating shaft (2). A motor (19) and a diverter block (18) are arranged on the filter screen (20). A crushing shaft (17) is arranged at the output end of the motor (19), and the crushing shaft (17) passes through the diverter block (18) and is provided with the crushing rod (16).

3. A dust suppression device for crushing PET bottles according to claim 2, characterized in that: The lengths of the breaker bars (16) are different.

4. A dust suppression device for crushing PET bottles according to claim 1, characterized in that: The dust collection mechanism also includes a dust collection box (15) fixed to the outer wall of the crushing box (1) and a dust collection fan (13); the dust collection fan (13) is provided with a dust discharge pipe (14) and a dust collection pipe (12); the dust discharge pipe (14) is connected to the dust collection box (15); and the dust collection pipe (12) is connected to the dust collection hood (11).

5. The dust suppression device for crushing PET bottles according to claim 1, characterized in that: The dust hood (11) is provided with a protective filter screen (10).

6. A dust suppression device for crushing PET bottles according to claim 1, characterized in that: The dust reduction mechanism comprises a water tank (26) fixedly arranged outside the crushing box (1), a water outlet hose (24) being arranged on the water tank (26), a valve (25) being arranged on the water outlet hose (24), and the water outlet hose (24) being connected to the atomizing nozzle (23).

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