Plastic secondary crusher

Abstract

The utility model provides a secondary plastic crusher, which relates to the technical field of plastic crushers, and comprises a feed hopper, a protective device is arranged at the top of the feed hopper, a crushing bin is fixedly connected to the bottom of the feed hopper, a discharge port is formed in the bottom of the crushing bin, a storage bin is arranged at the bottom of the discharge port, and a discharge port is formed in the bottom of the storage bin. An auxiliary device is arranged in the storage bin and comprises a rectangular rod, the outer surface of a rectangular plate is in sliding connection with the inner wall of the storage bin, the inner wall of the rectangular plate is in threaded connection with a threaded rod, and the outer surface of the threaded rod is arranged on the inner wall of the storage bin. Under the action of the threaded rod, the threaded rod can drive the rectangular plate to slide on the inner wall of the storage bin, and in the process that the rectangular plate moves upwards from the bottom, materials at the bottom can be brought to the top of the storage bin, so that cleaning is facilitated, material accumulation is prevented, and material waste is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic crushers, in particular to a secondary plastic crusher. Background Art

[0002] Plastic crushers are used to crush waste plastics and factory plastic scraps. They are widely used in the regeneration of waste plastics and the recycling of factory scraps. The secondary crusher mainly crushes the plastic that has undergone primary crushing. The material is relatively small and can be crushed into smaller particles.

[0003] The materials crushed by the secondary plastic crusher will enter the storage bin through the discharge port. In order to facilitate the storage bin to accommodate more materials, the depth of the storage bin is usually set very deep, but this causes some materials to accumulate at the bottom of the storage bin and are difficult to take out, which will cause waste of materials. Utility Model Content

[0004] The utility model provides a plastic secondary crusher to solve the problem that the depth of the storage bin is too deep, part of the materials are easily accumulated at the bottom of the storage bin and are difficult to be taken out, thus causing waste of materials.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a plastic secondary crusher, comprising a feed hopper, a protective device is arranged on the top of the feed hopper, a crushing bin is fixedly connected to the bottom of the feed hopper, a discharge port is opened at the bottom of the crushing bin, a storage bin is arranged at the bottom of the discharge port, an auxiliary device is arranged inside the storage bin, the auxiliary device comprises a rectangular plate, the outer surface of the rectangular plate is slidably connected to the inner wall of the storage bin, a threaded rod is threadedly connected to the inner wall of the rectangular plate, the outer surface of the threaded rod is arranged on the inner wall of the storage bin, extension rods are fixedly connected at the four corners of the bottom of the storage bin, support columns are fixedly connected at the four corners of the bottom of the crushing bin, and rollers are arranged at the bottom of the support columns.

[0006] The effect achieved by the above components is: by setting a rectangular plate, under the action of the threaded rod, the threaded rod is rotated, and the threaded rod drives the rectangular plate to slide on the inner wall of the storage bin. In the process of moving from the bottom to the top, the rectangular plate will bring the material at the bottom to the top of the storage bin, which is convenient for cleaning, helps to prevent material accumulation and reduce material waste.

[0007] Preferably, a bearing is fixedly connected to the outer surface of the threaded rod, and the outer surface of the bearing is fixedly connected to the inner wall of the storage bin.

[0008] The effect achieved by the above components is: by setting the bearing, the friction between the threaded rod and the storage bin when it rotates can be reduced, thereby reducing the friction between the threaded rod and the storage bin when it rotates, making the threaded rod more labor-saving when rotating.

[0009] Preferably, one end of the threaded rod is fixedly connected to an operating block, a protrusion is provided on the outer surface of the operating block, and the other end of the threaded rod is fixedly connected to a stopper.

[0010] The effect achieved by the above-mentioned components is: by setting the operating block, rotating the operating block can drive the threaded rod to rotate, and at the same time, the outer surface of the operating block is provided with a protrusion, which can effectively increase the friction force of the outer surface of the operating block, and has an anti-slip effect when the operating block is rotated, thereby facilitating the rotation of the threaded rod through the operating block, and at the same time, by setting a stop block, the rectangular plate can be blocked to prevent the rectangular plate from detaching from the threaded rod.

[0011] Preferably, sliders are fixedly connected to both sides of the rectangular plate, sliding grooves are provided on both sides of the inner wall of the storage bin, and the outer surface of the slider is slidably connected to the inner wall of the sliding groove.

[0012] The effect achieved by the above components is: by setting the slider and the slide groove, the rectangular plate is limited, so that the rectangular plate is more stable during the movement.

[0013] Preferably, a rubber ring is provided on the outer surface of the rectangular plate, and the outer surface of the rectangular plate is slidably connected to the inner wall of the rubber ring.

[0014] The effect achieved by the above components is: by setting the rubber ring, the rectangular plate and the inner wall of the storage bin can be sealed, thereby preventing fine plastic particles from falling into the bottom of the rectangular plate and causing inconvenience in removal.

[0015] Preferably, the protective device includes a protective plate, which is arranged on the top of the feed hopper, and circular hole blocks are symmetrically fixedly connected on both sides of the protective plate, and extension blocks are symmetrically fixedly connected on both sides of the feed hopper, and a U-shaped block is fixedly connected to one side of the extension block, and the outer surface of the circular hole block is inserted into the inner wall of the U-shaped block.

[0016] The effect achieved by the above components is: by setting a protective plate, the circular hole blocks on both sides of the protective plate are respectively inserted into the inner wall of a U-shaped block, and the U-shaped block can limit the circular hole block, and then can limit the position between the protective plate and the feed hopper, and can block the top of the feed hopper, which is beneficial to prevent impurities from falling into the feed hopper and causing pollution to the material.

[0017] Preferably, a threaded pin is inserted into the inner wall of the circular hole block, one end of the threaded pin is fixedly connected to one side of the extension block, and a screw hole block is arranged on the outer surface of the threaded pin.

[0018] The effect achieved by the above components is: by setting a threaded pin, inserting the threaded pin into the inner wall of the circular hole block, and then sleeved on one end of the threaded pin, rotating the threaded hole block so that one side of the threaded hole block abuts against one side of the circular hole block, the threaded pin and the circular hole block can be fixed to prevent the circular hole block from detaching from the inner wall of the U-shaped block.

[0019] Preferably, a handle is fixedly connected to one side of the protective plate, and a rubber sleeve is fixedly connected to the outer surface of the handle.

[0020] The effects achieved by the above components are: by providing a handle, it is easy to disassemble the protective plate, and at the same time the rubber sleeve can increase the friction of the outer surface of the handle, so that it has an anti-slip effect when holding the handle.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, a rectangular plate is provided, and under the action of a threaded rod, the threaded rod can drive the rectangular plate to slide on the inner wall of the storage bin. In the process of the rectangular plate moving from the bottom to the top, the material at the bottom will be brought to the top of the storage bin, which is convenient for cleaning, helps to prevent the accumulation of materials, and reduces the waste of materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the main body of the utility model;

[0024] Figure 2 This is a schematic cross-sectional view of the storage bin of the utility model;

[0025] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0026] Figure 4 It is a three-dimensional structural schematic diagram of the feed hopper of the utility model;

[0027] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure at B

[0028] Legend: 1. Feed hopper; 2. Protective device; 21. Protective plate; 22. Round hole block; 23. Extension block; 24. U-shaped block; 25. Threaded pin; 26. Screw hole block; 27. Handle; 28. Rubber sleeve; 3. Crushing bin; 4. Discharge port; 5. Support rod; 6. Roller; 7. Storage bin; 8. Auxiliary device; 81. Rectangular plate; 82. Threaded rod; 83. Extension rod; 84. Bearing; 85. Operating block; 86. Stopper; 87. Slider; 88. Slide groove; 89. Rubber ring. DETAILED DESCRIPTION

[0029] Example 1, reference Figure 1-Figure 3 As shown, this embodiment discloses a plastic secondary crusher, including a feed hopper 1, a protective device 2 is arranged on the top of the feed hopper 1, a crushing bin 3 is fixedly connected to the bottom of the feed hopper 1, a discharge port 4 is opened at the bottom of the crushing bin 3, a storage bin 7 is arranged at the bottom of the discharge port 4, an auxiliary device 8 is arranged inside the storage bin 7, and the auxiliary device 8 includes a rectangular plate 81, the outer surface of the rectangular plate 81 is slidably connected to the inner wall of the storage bin 7, the inner wall of the rectangular plate 81 is threadedly connected to a threaded rod 82, and the outer surface of the threaded rod 82 is arranged in the storage bin The inner wall of the storage bin 7 is fixedly connected with extension rods 83 at the four corners of the bottom of the crushing bin 3, and the four corners of the bottom of the crushing bin 3 are fixedly connected with support columns. The bottom of the support column is provided with a roller 6. By setting a rectangular plate 81, under the action of the threaded rod 82, the threaded rod 82 is rotated, and the threaded rod 82 will drive the rectangular plate 81 to slide on the inner wall of the storage bin 7. In the process of moving from the bottom to the top, the rectangular plate 81 will bring the material at the bottom to the top of the storage bin 7, which is convenient for cleaning, which is beneficial to prevent the accumulation of materials and reduce the waste of materials.

[0030] Reference Figure 2 and Figure 3 As shown, the outer surface of the threaded rod 82 is fixedly connected to a bearing 84, and the outer surface of the bearing 84 is fixedly connected to the inner wall of the storage bin 7. By providing the bearing 84, the friction between the threaded rod 82 and the storage bin 7 can be reduced when the threaded rod 82 rotates, thereby making the friction between the threaded rod 82 and the storage bin 7 when rotating, making the threaded rod 82 more labor-saving when rotating; one end of the threaded rod 82 is fixedly connected to an operating block 85, and the outer surface of the operating block 85 is provided with a protrusion, and the other end of the threaded rod 82 is fixedly connected to a stopper 86. By providing the operating block 85, rotating the operating block 85 can drive the threaded rod 82 to rotate, and at the same time, the outer surface of the operating block 85 is provided with a protrusion, which can effectively increase the friction of the outer surface of the operating block 85, and has an anti-skid effect when rotating the operating block 85, thereby facilitating the rotation of the threaded rod 82 by the operating block 85, and at the same time, by providing the stopper 86, the rectangular plate 81 can be blocked to prevent the rectangular plate 81 from detaching from the threaded rod 82.

[0031] Reference Figure 2 and Figure 3As shown, sliders 87 are fixedly connected to both sides of the rectangular plate 81, and slide grooves 88 are opened on both sides of the inner wall of the storage bin 7. The outer surface of the slider 87 is slidably connected to the inner wall of the slide groove 88. By setting the slider 87 and the slide groove 88, the rectangular plate 81 is limited, so that the rectangular plate 81 is more stable during the movement; the outer surface of the rectangular plate 81 is provided with a rubber ring 89, and the outer surface of the rectangular plate 81 is slidably connected to the inner wall of the rubber ring 89. By setting the rubber ring 89, the rectangular plate 81 and the inner wall of the storage bin 7 can be sealed, thereby preventing fine plastic particles from falling into the bottom of the rectangular plate 81 and causing inconvenience in removal.

[0032] Reference Figure 4 and Figure 5 As shown, the protective device 2 includes a protective plate 21, which is arranged on the top of the feed hopper 1, and circular hole blocks 22 are symmetrically fixedly connected on both sides of the protective plate 21, and extension blocks 23 are symmetrically fixedly connected on both sides of the feed hopper 1, and a U-shaped block 24 is fixedly connected to one side of the extension block 23, and the outer surface of the circular hole block 22 is inserted into the inner wall of the U-shaped block 24. By setting the protective plate 21, the circular hole blocks 22 on both sides of the protective plate 21 are respectively inserted into the inner wall of a U-shaped block 24, and the U-shaped block 24 can limit the circular hole block 22, and then can limit the position between the protective plate 21 and the feed hopper 1, and can block the top of the feed hopper 1, which is beneficial to prevent impurities from falling into the feed hopper 1 and causing pollution to the material.

[0033] Reference Figure 4 and Figure 5 As shown, a threaded pin 25 is inserted into the inner wall of the circular hole block 22, one end of the threaded pin 25 is fixedly connected to one side of the extension block 23, and a screw hole block 26 is provided on the outer surface of the threaded pin 25. By providing the threaded pin 25, the threaded pin 25 is inserted into the inner wall of the circular hole block 22, and then the screw hole block 26 is sleeved on one end of the threaded pin 25, and the screw hole block 26 is rotated so that one side of the screw hole block 26 abuts against one side of the circular hole block 22, so that the threaded pin 25 and the circular hole block 22 can be fixed to prevent the circular hole block 22 from detaching from the inner wall of the U-shaped block 24; a handle 27 is fixedly connected to one side of the protective plate 21, and a rubber sleeve 28 is fixedly connected to the outer surface of the handle 27. By providing the handle 27, it is easy to disassemble the protective plate 21. At the same time, the rubber sleeve 28 can increase the friction force of the outer surface of the handle 27, so that it has an anti-slip effect when holding the handle 27.

[0034] Working principle: When it is necessary to take out the material at the bottom of the inner wall of the storage bin 7, the rotating operation block 85 drives the threaded rod 82 to rotate. Under the limit of the slider 87 and the slide groove 88, the threaded rod 82 will drive the rectangular plate 81 to slide on the inner wall of the storage bin 7. In the process of moving from the bottom to the top, the rectangular plate 81 will bring the material at the bottom to the top of the storage bin 7. At the same time, the rubber ring 89 can seal between the rectangular plate 81 and the inner wall of the storage bin 7, thereby preventing fine plastic particles from falling into the bottom of the rectangular plate 81, causing the problem of inconvenience in taking out. It is convenient for cleaning, helps to prevent the accumulation of materials and reduce the waste of materials; when the protective plate 21 needs to be installed, the circular hole blocks 22 on both sides of the protective plate 21 are respectively inserted into the inner wall of a U-shaped block 24, and the threaded pin 25 is inserted into the inner wall of the circular hole block 22, and then the screw hole block 26 is sleeved on one end of the threaded pin 25, and the screw hole block 26 is rotated so that one side of the screw hole block 26 is abutted against one side of the circular hole block 22. At the same time, the protective plate 21 can block the top of the feed hopper 1, which is helpful to prevent impurities from falling into the feed hopper 1 and causing pollution to the material.

Claims

1. A plastic secondary crusher, comprising a feed hopper (1), characterized in that: The top of the feed hopper (1) is provided with a protective device (2), the bottom of the feed hopper (1) is fixedly connected with a crushing bin (3), the bottom of the crushing bin (3) is provided with a discharge port (4), the bottom of the discharge port (4) is provided with a storage bin (7), the interior of the storage bin (7) is provided with an auxiliary device (8), the auxiliary device (8) comprises a rectangular plate (81), the outer surface of the rectangular plate (81) is slidably connected to the inner wall of the storage bin (7), the inner wall of the rectangular plate (81) is threadedly connected with a threaded rod (82), the outer surface of the threaded rod (82) is arranged on the inner wall of the storage bin (7), the four corners of the bottom of the storage bin (7) are fixedly connected with extension rods (83), the four corners of the bottom of the crushing bin (3) are fixedly connected with support columns, and the bottom of the support columns is provided with rollers (6).

2. A plastic secondary crusher according to claim 1, characterized in that: The outer surface of the threaded rod (82) is fixedly connected to a bearing (84), and the outer surface of the bearing (84) is fixedly connected to the inner wall of the storage bin (7).

3. A plastic secondary crusher according to claim 1, characterized in that: One end of the threaded rod (82) is fixedly connected to an operating block (85), an outer surface of the operating block (85) is provided with a protrusion, and the other end of the threaded rod (82) is fixedly connected to a stopper (86).

4. A plastic secondary crusher according to claim 1, characterized in that: Slide blocks (87) are fixedly connected to both sides of the rectangular plate (81), and slide grooves (88) are provided on both sides of the inner wall of the storage bin (7), and the outer surface of the slide block (87) is slidably connected to the inner wall of the slide groove (88).

5. A plastic secondary crusher according to claim 1, characterized in that: The outer surface of the rectangular plate (81) is provided with a rubber ring (89), and the outer surface of the rectangular plate (81) is slidably connected to the inner wall of the rubber ring (89).

6. A plastic secondary crusher according to claim 1, characterized in that: The protective device (2) comprises a protective plate (21), the protective plate (21) being arranged on the top of the feed hopper (1), circular hole blocks (22) being symmetrically fixedly connected on both sides of the protective plate (21), extension blocks (23) being symmetrically fixedly connected on both sides of the feed hopper (1), one side of the extension block (23) being fixedly connected to a U-shaped block (24), and the outer surface of the circular hole block (22) being inserted into the inner wall of the U-shaped block (24).

7. A plastic secondary crusher according to claim 6, characterized in that: A threaded pin (25) is inserted into the inner wall of the circular hole block (22), one end of the threaded pin (25) is fixedly connected to one side of the extension block (23), and a screw hole block (26) is arranged on the outer surface of the threaded pin (25).

8. A plastic secondary crusher according to claim 7, characterized in that: A handle (27) is fixedly connected to one side of the protective plate (21), and a rubber sleeve (28) is fixedly connected to the outer surface of the handle (27).

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