An impurity recovery structure for plastic recycling

Abstract

The present invention discloses an impurity recovery structure for plastic recycling, comprising a support box, a first box body is arranged inside the support box, a second box body is arranged inside the first box body, a flushing pipe is arranged inside the second box body, a collecting mechanism for collecting residual impurities of crushed plastic products is arranged in the first box body, a sweeping mechanism is arranged inside the first box body, a driving mechanism is arranged at the bottom of the first box body, a limiting mechanism is arranged at the side of the first box body, the collecting mechanism comprises a collecting cylinder and a filter screen, and a discharge column is arranged in the middle of the collecting cylinder. The present invention utilizes the arrangement mode of matching the collecting cylinder, the filter screen and the sweeping mechanism, and the sweeping mechanism can rotate and clean the top of the filter screen, the top of the discharge column and the bottom end of the inner wall of the first box body, thereby facilitating the sweeping of the cleaned crushed plastic products, so that the adhered crushed plastic products are swept up and discharged, and it is convenient to perform the recycling operation on the cleaned crushed plastic products.

Description

Technical Field

[0001] The invention relates to the field of impurity recovery in plastic recycling, and in particular to an impurity recovery structure for plastic recycling. Background Art

[0002] Plastic is usually a kind of high molecular compound, which is polymerized by addition polymerization or condensation polymerization. The main component of plastic is synthetic resin, and fillers, plasticizers, stabilizers, colorants, lubricants and other materials are added. The basic properties of plastic mainly depend on the nature of the resin, but additives also play an important role. There are many types of plastic products. After use, plastic products can usually be recycled using impurity recovery structures.

[0003] The impurity recovery structure of the prior art usually includes a crushing box and a cleaning box, etc. Usually, the plastic product is pre-cleaned externally, then the plastic product is crushed inside the crushing box, and then the crushed plastic product is cleaned using the cleaning box.

[0004] When cleaning the crushed plastic products, the crushed plastic products are usually added into a cleaning box and then cleaned. Since some of the crushed plastic products are light in weight, when the crushed plastic products are discharged after cleaning, some impurities in the crushed plastic products may adhere to the inner wall of the cleaning box due to water, making it difficult to recover the adhered crushed plastic products, and the cleaning box is not convenient for recycling the cleaned crushed plastic products. Summary of the invention

[0005] The object of the present invention is to provide an impurity recovery structure for plastic recycling to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: an impurity recovery structure for plastic recycling, comprising:

[0007] A support box, wherein a first box body is disposed inside the support box, a second box body is disposed on the top of the first box body, and a flushing pipe is disposed inside the second box body;

[0008] The first box body is provided with a collecting mechanism for collecting residual impurities of crushed plastic products, the first box body is provided with a sweeping mechanism for cleaning the crushed plastic products adhered thereto, the bottom of the first box body is provided with a driving mechanism for driving the sweeping mechanism for cleaning operations, the side of the first box body is provided with a limiting mechanism for locking the connection position of the first box body and the second box body, and the collecting mechanism includes:

[0009] A collecting cylinder and a filter screen, wherein the filter screen is embedded in the collecting cylinder, the collecting cylinder is used to collect impurities of crushed plastic products, the filter screen is used to filter mud and sand in the impurities of crushed plastic products, and a discharge column for supporting the crushed plastic products is arranged in the middle of the collecting cylinder.

[0010] Preferably, the collecting mechanism also includes a discharge pipe, an outlet pipe, a positioning plate and a guide rod. An annular groove is provided inside the collecting cylinder, and the filter screen is embedded in the annular groove. The discharge pipe is fixedly inserted and connected to the bottom of the collecting cylinder, and the outlet pipe is fixedly inserted and connected to the side of the first box body. The discharge pipe and the outlet pipe are slidably inserted and connected in the inner cavity, and a through hole is provided in the middle of the collecting cylinder. The discharge column is slidably inserted and connected in the inner cavity of the through hole, the top end of the positioning plate is fixedly connected to the discharge column, and the top end of the guide rod is fixedly connected to the collecting cylinder, and the outer wall of the guide rod is slidably inserted and connected to the positioning plate.

[0011] Preferably, the sweeping mechanism includes a driving rod, a connecting rod, a stirring plate, a brush plate, a first brush and a first inclined plate. The outer wall of the driving rod is rotatably interlaced with the middle part of the discharge column. A first through groove is provided at the bottom end of the inner wall of the first box body. The driving rod is rotatably interlaced with the inner cavity of the first through groove. A threaded groove is provided at the top of the driving rod. The bottom end of the connecting rod is fixedly connected with a threaded column. The threaded column is threadedly interlaced with the inner cavity of the threaded groove. The side of the stirring plate is fixedly connected to the connecting rod. One end of the first bristle is embedded in the bottom of the brush plate.

[0012] Preferably, the first inclined plate is fixedly connected between the stirring plate and the brush plate, the side of the driving rod is fixedly connected to the second inclined plate, the bottom end of the second inclined plate is embedded with second bristles, the top end of the second inclined plate is fixedly connected with an auxiliary plate, the outer wall of the driving rod is fixedly connected with a carrying plate, and the bottom end of the carrying plate is embedded with third bristles for cleaning the bottom end of the inner wall of the first box body.

[0013] Preferably, the driving mechanism includes a carrier frame, a servo motor, a support frame, a movable plate, a guide block and a hydraulic cylinder, the servo motor is located inside the carrier frame, a bracket is fixedly connected to the servo motor, the side of the bracket is fixedly connected to the carrier frame, the output end of the servo motor is transmission-connected to the driving rod, the top of the support frame is fixedly connected to the first box body, the side of the movable plate is fixedly connected to the carrier frame, the side of the guide block is fixedly connected to the movable plate, a second through groove is provided on the side of the support frame, the movable plate is slidably and interlacedly connected with the inner cavity of the second through groove, a guide groove is provided on the side of the inner wall of the second through groove, the guide block is slidably and interlacedly connected with the inner cavity of the guide groove, a third through groove is provided on the bottom end of the inner wall of the support frame, the hydraulic cylinder is fixedly and interlacedly connected to the inside of the third through groove, and the output end of the hydraulic cylinder is transmission-connected to the carrier frame.

[0014] Preferably, the limiting mechanism includes a sliding plate, a mounting column, a limiting rod, a fixed seat, a traction plate, an anti-slip block, a fixed frame, a sliding rod, an operating plate, a spring and a pulling plate. The side of the sliding plate is fixedly connected to the mounting column and the limiting rod, the side of the fixed seat is fixedly connected to the first box body, the side of the traction plate is fixedly connected to the pulling plate, the bottom end of the anti-slip block is fixedly connected to the traction plate, and the sliding rod is fixedly connected between the operating plate and the traction plate.

[0015] Preferably, the sides of the first box body and the second box body are fixedly connected with assembly blocks, the sides of the assembly blocks are provided with installation grooves, the installation columns are slidably and interlacedly connected with the inner cavity of the installation grooves, the sides of the first box body are provided with first slide grooves, the sides of the collecting cylinder are provided with limiting grooves, the limiting rods are slidably and interlacedly connected with the first slide grooves and the inner cavity of the limiting grooves, and the anti-dropping block is slidably and interlacedly connected with the inner cavity of the fixing seat.

[0016] Preferably, a groove is provided on the side of the sliding plate, a second groove is provided on the top of the inner wall of the groove, the traction plate is slidably and interlacedly connected with the inner cavity of the groove, the operating plate and the sliding rod are both slidably and interlacedly connected with the inner cavity of the second groove, the fixed frame is embedded in the inner cavity of the second groove, the sliding rod is slidably and interlacedly connected with the inner cavity of the fixed frame, the spring is sleeved on the outside of the sliding rod, one end of the spring is fixedly connected with the operating plate, and the other end of the spring is fixedly connected with the fixed frame.

[0017] Preferably, the outside of the first box body is fixedly connected with a support frame, the bottom end of the support frame is fixedly connected with an assembly tube, the assembly tube is slidably connected with the inner cavity of the support box, the back side of the support box is threadedly connected with a locking bolt, and one end of the locking bolt is threadedly connected with the assembly tube.

[0018] Preferably, a discharge pipe is fixedly connected to the bottom end of the first box body, a square groove is opened on the side of the support box, a collection frame is slidably arranged inside the square groove, a feed pipe is fixedly connected to the top end of the second box body, and a universal wheel is fixedly connected to the bottom end of the support box.

[0019] Technical effects and advantages of the present invention:

[0020] (1) The present invention utilizes a collection barrel, a filter screen and a sweeping mechanism in a coordinated arrangement, so that the crushed plastic products enter the interior of the collection barrel, the filter screen filters the mud and sand washed by the crushed plastic products, and the sweeping mechanism can rotate and sweep the top of the filter screen, the top of the discharge column and the bottom of the inner wall of the first box body, thereby facilitating the sweeping of the cleaned crushed plastic products, so that the adhered crushed plastic products are swept up and discharged, and the cleaned crushed plastic products are easy to be recycled;

[0021] (2) The present invention utilizes a configuration in which a carrier, a servo motor, a support frame, a movable plate, a guide block and a hydraulic cylinder are matched, wherein the carrier supports the servo motor, the servo motor drives the driving rod to rotate, the driving rod drives the connecting rod to rotate and clean, and the hydraulic cylinder drives the carrier to move up and down, thereby facilitating the discharge column, the first brush and the third brush to fall, thereby facilitating the loosening of the adhered crushed plastic products when the cleaned crushed plastic products are discharged;

[0022] (3) The present invention utilizes a sliding plate, a mounting column, a limiting rod, a fixed seat, a traction plate, an anti-slip block, a fixed frame, a sliding rod, an operating plate, a spring and a pulling plate in coordination with each other. The sliding plate drives the mounting column and the limiting rod to move simultaneously. The mounting column limits the relative position of the first box body and the second box body. The limiting rod limits the installation position of the collecting tube. The sliding plate pulls the mounting column and the limiting rod to move simultaneously, which is beneficial for disassembling the collecting tube while disassembling the second box body, so as to process the impurities filtered by the filter net. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0024] Figure 2 It is a schematic diagram of the front structure of the present invention.

[0025] Figure 3 It is a front cross-sectional structural schematic diagram of the present invention.

[0026] Figure 4 It is a front cross-sectional structural schematic diagram of the collecting tube of the present invention.

[0027] Figure 5 It is a front cross-sectional structural schematic diagram of the sliding plate of the present invention.

[0028] Figure 6 It is a structural schematic diagram of the brush plate of the present invention.

[0029] Figure 7 It is a front cross-sectional structural schematic diagram of the support frame of the present invention.

[0030] In the figure: 1, support box; 2, support frame; 3, first box body; 4, second box body; 5, collection mechanism; 51, collection cylinder; 52, filter screen; 53, discharge pipe; 54, lead-out pipe; 55, discharge column; 56, positioning plate; 57, guide rod; 6, sweeping mechanism; 61, driving rod; 62, connecting rod; 63, stirring plate; 64, brush plate; 65, first brush; 66, first inclined plate; 67, second inclined plate; 68, second brush; 69, auxiliary plate; 610, carrier plate; 61 1. The third bristle; 7. Driving mechanism; 71. Carrying frame; 72. Servo motor; 73. Support frame; 74. Moving plate; 75. Guide block; 76. Hydraulic cylinder; 8. Limiting mechanism; 81. Sliding plate; 82. Mounting column; 83. Limiting rod; 84. Fixed seat; 85. Pulling plate; 86. Anti-slip block; 87. Fixed frame; 88. Sliding rod; 89. Operating panel; 810. Spring; 811. Pulling plate; 9. Discharging pipe; 10. Collecting frame; 11. Flushing pipe; 12. Assembly block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] The present invention provides Figure 1-7The impurity recovery structure for plastic recycling shown in the figure includes a support box 1, which is conducive to supporting the first box body 3. The front of the support box 1 is provided with a box door, which is conducive to timely processing of the interior. The interior of the support box 1 is provided with the first box body 3, and the first box body 3 and the second box body 4 are conducive to splitting the cleaning box, which is convenient for cleaning the interiors of the first box body 3 and the second box body 4 separately. The top of the first box body 3 is provided with the second box body 4, and the interior of the second box body 4 is provided with a flushing pipe 11, which is conducive to flushing the crushed plastic products. The outside of the first box body 3 is fixedly connected with a support frame 2, which is conducive to supporting the first box body 3 and facilitating the installation of the first box 3. The bottom end of the support frame 2 is fixedly connected with an assembly cylinder, which is conducive to connecting the support frame 2 with the support box 1, which is convenient The first box body 3 is positioned and installed, and the assembly cylinder is slidably inserted and connected with the inner cavity of the support box 1. The back of the support box 1 is threadedly inserted and connected with a locking bolt, which is conducive to limiting the relative position of the assembly cylinder and the support box 1, and then facilitating the installation and disassembly of the first box body 3. One end of the locking bolt is threadedly inserted and connected with the assembly cylinder, and the bottom end of the first box body 3 is fixedly inserted and connected with a discharge pipe 9, which is conducive to discharging the cleaned crushed plastic products. A square groove is provided on the side of the support box 1, and a collection frame 10 is slidably provided inside the square groove, which is conducive to collecting the cleaned crushed plastic products for subsequent processing. A feed pipe is fixedly inserted and connected at the top of the second box body 4, which is conducive to adding the crushed plastic products into the interior of the second box body 4. The bottom end of the support box 1 is fixedly connected with a universal wheel.

[0033] Furthermore, a collecting mechanism 5 for collecting residual impurities of crushed plastic products is provided inside the first box body 3, a sweeping mechanism 6 for cleaning the adhered crushed plastic products is provided inside the first box body 3, a driving mechanism 7 for driving the sweeping mechanism 6 to perform a sweeping operation is provided at the bottom of the first box body 3, and a limiting mechanism 8 for locking the connection position between the first box body 3 and the second box body 4 is provided on the side of the first box body 3. The collecting mechanism 5 includes a collecting barrel 51 and a filter screen 52. The collecting barrel 51 is conducive to supporting the crushed plastic products, facilitating the flushing operation of the crushed plastic products inside it, and is also conducive to collecting and removing the mud and sand in the crushed plastic products. The aperture of the filter screen 52 is smaller than the size of the crushed plastic products, so that the filter screen 52 is conducive to filtering the mud and sand cleaned in the crushed plastic products, and is also conducive to recycling the washing water. The filter screen 52 is embedded in the collecting barrel 51. The collecting barrel 51 is used to collect impurities of the crushed plastic products, and the filter screen 52 is used to filter the mud and sand in the impurities of the crushed plastic products. The middle part of the collecting barrel 51 is provided with a filter screen. The discharge column 55 for supporting the crushed plastic products is conducive to cleaning and supporting the crushed plastic products, and is also conducive to falling, so that the cleaned crushed plastic products fall down and are discharged, which is convenient for operation. The collection mechanism 5 also includes a discharge pipe 53, a lead-out pipe 54, a positioning plate 56 and a guide rod 57. The discharge pipe 53 is conducive to discharging water and sediment, and the lead-out pipe 54 is conducive to the lead-out operation of water and sediment, which is convenient for reusing water. The interior of the collection cylinder 51 is provided with an annular groove, which is conducive to the centralized collection of water and sediment. The filter screen 52 The inside of the annular groove is embedded, the discharge pipe 53 is fixedly inserted and connected to the bottom of the collecting cylinder 51, the lead-out pipe 54 is fixedly inserted and connected to the side of the first box body 3, the discharge pipe 53 and the inner cavity of the lead-out pipe 54 are slidably inserted and connected, and a through hole is opened in the middle of the collecting cylinder 51, which is conducive to the discharge operation of the cleaned crushed plastic products, the discharge column 55 is slidably inserted and connected to the inner cavity of the through hole, the top end of the positioning plate 56 is fixedly connected to the discharge column 55, the top end of the guide rod 57 is fixedly connected to the collecting cylinder 51, and the outer wall of the guide rod 57 is slidably inserted and connected to the positioning plate 56.

[0034] Specifically, the sweeping mechanism 6 includes a driving rod 61, a connecting rod 62, a stirring plate 63, a brush plate 64, a first brush 65 and a first inclined plate 66. A sealing cylinder is provided between the driving rod 61 and the inner wall of the first through groove to increase the sealing between the driving rod 61 and the first through groove. The driving rod 61 is conducive to driving the connecting rod 62 to rotate, and is also conducive to driving the carrier plate 610 to rotate. The connecting rod 62 is conducive to driving the stirring plate 63 and the brush plate 64 to rotate. The stirring plate 63 is conducive to stirring and cleaning the crushed plastic products, and is also conducive to driving the first inclined plate 66 to rotate. The brush plate 64 is conducive to supporting the first brush 65, which is convenient for driving the first brush 65 to rotate, and then the first brush 65 is conducive to sweeping up the crushed plastic products adhered to the filter screen 52, which is convenient for discharging the crushed plastic products and is also conducive to cleaning the filter screen 52. The first inclined plate 66 is conducive to supporting the brush plate 64. The outer wall of the driving rod 61 is rotatably connected with the middle part of the discharge column 55. The bottom end of the inner wall of the first box body 3 is provided with a first through groove, and the driving rod 61 is rotatably connected with the inner cavity of the first through groove. The top of the driving rod 61 is provided with a screw The bottom end of the connecting rod 62 is fixedly connected with a threaded column, the installation direction of the threaded column is opposite to the rotation direction of the driving rod 61, the threaded column is threadedly connected with the inner cavity of the threaded groove, the side of the stirring plate 63 is fixedly connected with the connecting rod 62, one end of the first bristle 65 is embedded in the bottom of the brush plate 64, the first inclined plate 66 is fixedly connected between the stirring plate 63 and the brush plate 64, and the side of the driving rod 61 is fixedly connected with a second inclined plate 67, which is conducive to supporting the second bristle 68 and driving the second bristle 68 to rotate, so that the second bristle 68 can crush the plastic at the top of the discharge column 55. The second brush 68 is embedded in the bottom end of the second inclined plate 67, and the top of the second inclined plate 67 is fixedly connected with an auxiliary plate 69, which is conducive to stirring the accumulated crushed plastic products. The outer wall of the driving rod 61 is fixedly connected with a carrying plate 610, which is conducive to driving the third brush 611 to rotate, so that the third brush 611 cleans the bottom end of the inner wall of the first box body 3, and sweeps out the crushed plastic products remaining at the bottom end of the inner wall of the first box body 3. The bottom end of the carrying plate 610 is embedded with the third brush 611 for cleaning the bottom end of the inner wall of the first box body 3.

[0035] Specifically, the driving mechanism 7 includes a carrier frame 71, a servo motor 72, a support frame 73, a movable plate 74, a guide block 75 and a hydraulic cylinder 76. The carrier frame 71 and the support frame 73 are both L-shaped. The carrier frame 71 is conducive to supporting the servo motor 72. The servo motor 72 is electrically connected to an external power supply through an external motor switch. The servo motor 72 is conducive to driving the driving rod 61 to rotate, which is convenient for operating the driving rod 61. The support frame 73 is conducive to supporting the carrier frame 71 so that the movable plate 74 can slide thereon. The movable plate 74 is conducive to guiding the sliding of the carrier frame 71. The guide block 75 is conducive to vertically guiding the movement of the carrier frame 71. The hydraulic cylinder 76 is conducive to driving the carrier frame 71 and the servo motor 72 to move up and down, which is conducive to driving the first bristles 65 and the third bristles 611, so that the first bristles 65 fall to fit with the filter screen 52, and the third bristles 61 1 falls to fit with the bottom end of the inner wall of the first box body 3, which is convenient for use and increases the flexibility of using the first brush 65 and the third brush 611. The servo motor 72 is located inside the carrier 71. A bracket is fixedly connected to the servo motor 72. The side of the bracket is fixedly connected to the carrier 71. The output end of the servo motor 72 is transmission-connected to the driving rod 61. The top of the support frame 73 is fixedly connected to the first box body 3. The side of the movable plate 74 is fixedly connected to the carrier 71. The side of the guide block 75 is fixedly connected to the movable plate 74. A second through groove is provided on the side of the support frame 73. The movable plate 74 is slidably inserted and connected with the inner cavity of the second through groove. A guide groove is provided on the side of the inner wall of the second through groove. The guide block 75 is slidably inserted and connected with the inner cavity of the guide groove. A third through groove is provided at the bottom end of the inner wall of the support frame 73. The hydraulic cylinder 76 is fixedly inserted and connected to the inside of the third through groove. The output end of the hydraulic cylinder 76 is transmission-connected to the carrier 71.

[0036] Specifically, the limiting mechanism 8 includes a sliding plate 81, a mounting column 82, a limiting rod 83, a fixing seat 84, a traction plate 85, an anti-slip block 86, a fixing frame 87, a sliding rod 88, an operating plate 89, a spring 810 and a pulling plate 811. The sliding plate 81 is conducive to driving the mounting column 82 and the limiting rod 83 to move simultaneously, so that the mounting column 82 and the limiting rod 83 are separated from the assembly block 12 and the collecting tube 51 respectively at the same time, so that when the second box body 4 is disassembled, the collecting tube 51 can be disassembled. The fixing seat 84 is conducive to connecting with the anti-slip block 86, and then it is conducive to limiting the position of the sliding plate 81 to avoid the sliding plate 81 from sliding at will. The traction plate 85 is conducive to driving the anti-slip block 86 to move simultaneously. The anti-slip block 86 moves, which is convenient for the traction operation of the anti-slip block 86. The anti-slip block 86 is set in a trapezoidal shape, which is convenient for the direct sliding installation of the sliding plate 81. The fixing frame 87 is set in a U-shape, which is conducive to the vertical guidance of the sliding of the sliding rod 88, and is also conducive to the compression operation of the spring 810. The sliding rod 88 is conducive to driving the operating plate 89 to move, and is also conducive to guiding the deformation of the spring 810. The operating plate 89 is conducive to driving the sliding rod 88 to move, which is convenient for the traction operation of the sliding rod 88. The elastic force of the spring 810 is conducive to pushing the operating plate 89 to move, which is convenient for the traction plate 85 and the anti-slip block 86 to return to their original positions after movement, which is convenient for the anti-slip The stripping block 86 is repeatedly operated, and the pulling plate 811 is conducive to pushing the traction plate 85 to move, which is convenient for pushing the traction plate 85. The side of the sliding plate 81 is fixedly connected to the mounting column 82 and the limit rod 83, the side of the fixing seat 84 is fixedly connected to the first box body 3, the side of the traction plate 85 is fixedly connected to the pulling plate 811, the bottom end of the anti-stripping block 86 is fixedly connected to the traction plate 85, and the sliding rod 88 is fixedly connected between the operating plate 89 and the traction plate 85. The sides of the first box body 3 and the second box body 4 are fixedly connected with the assembly block 12, and the side of the assembly block 12 is provided with a mounting groove, and the mounting column 82 is slidably inserted and connected with the inner cavity of the mounting groove. The side of the first box body 3 is provided with a first sliding A groove is provided on the side of the collecting cylinder 51, and the limiting groove is slidably connected with the inner cavity of the first sliding groove and the limiting groove. The anti-slip block 86 is slidably connected with the inner cavity of the fixing seat 84. A groove is provided on the side of the sliding plate 81, and a second sliding groove is provided on the top of the inner wall of the groove. The traction plate 85 is slidably connected with the inner cavity of the groove. The operating plate 89 and the sliding rod 88 are both slidably connected with the inner cavity of the second sliding groove. The fixing frame 87 is embedded in the inner cavity of the second sliding groove, and the sliding rod 88 is slidably connected with the inner cavity of the fixing frame 87. The spring 810 is sleeved on the outside of the sliding rod 88, one end of the spring 810 is fixedly connected to the operating plate 89, and the other end of the spring 810 is fixedly connected to the fixing frame 87.

[0037] Working principle of the present invention:

[0038] When the crushed plastic products need to be cleaned, the crushed plastic products are added into the interior of the second box body 4 through the feed pipe, and then the crushed plastic products fall into the interior of the collecting barrel 51, and then the servo motor 72 drives the driving rod 61 to rotate at the same time, and the driving rod 61 drives the connecting rod 62 to rotate, and the connecting rod 62 drives the stirring plate 63, the brush plate 64, the first bristles 65, the first inclined plate 66, the supporting plate 610 and the third bristles 611 to rotate, and then the crushed plastic products are stirred, and then the crushed plastic products are rinsed by the flushing pipe 11. During the flushing process, the flushing water enters the interior of the annular groove through the filter screen 52, and the silt leaks from the filter screen 52, so as to separate the silt from the crushed plastic products, and then the water and the residual silt are discharged from the discharge pipe 53 and the lead-out pipe 54, and the crushed plastic products are retained in the interior of the collecting barrel 51 by the filter screen 52. After a certain period of cleaning, the flushing of the flushing pipe 11 is stopped;

[0039] Then the hydraulic cylinder 76 drives the carrier 71 to move, and the carrier 71 drives the servo motor 72 and the driving rod 61 to move, so that the driving rod 61 and the connecting rod 62 respectively drive the first brush 65, the discharge column 55 and the third brush 611 to fall, so that the bottom of the first brush 65 contacts the filter screen 52, and the bottom of the third brush 611 fits with the bottom end of the inner wall of the first box body 3, and then under the rotation of the driving rod 61, the first brush 65 cleans the crushed plastic products on the filter screen 52, and the crushed plastic products fall from the inside of the collecting cylinder 51 to the bottom end of the inner wall of the first box body 3, and the third brush 611 sweeps the crushed plastic products into the inside of the discharge pipe 9, and then into the inside of the collection frame 10, so as to realize the discharge of the crushed plastic products after cleaning, and at the same time, the adhered residual impurities are synchronously recovered.

[0040] 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, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to 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. An impurity recovery structure for plastic recycling, comprising: A support box (1), wherein a first box body (3) is arranged inside the support box (1), a second box body (4) is arranged on the top of the first box body (3), and a flushing pipe (11) is arranged inside the second box body (4); The invention is characterized in that a collecting mechanism (5) for collecting residual impurities of crushed plastic products is arranged inside the first box (3), a sweeping mechanism (6) for sweeping the crushed plastic products adhering thereto is arranged inside the first box (3), a driving mechanism (7) for driving the sweeping mechanism (6) to perform a sweeping operation is arranged at the bottom of the first box (3), a limiting mechanism (8) for locking the connection position between the first box (3) and the second box (4) is arranged at the side of the first box (3), and the collecting mechanism (5) comprises: A collecting cylinder (51) and a filter screen (52), wherein the filter screen (52) is embedded in the collecting cylinder (51), the collecting cylinder (51) is used to collect impurities of the crushed plastic products, and the filter screen (52) is used to filter the mud and sand in the impurities of the crushed plastic products. A discharge column (55) is provided in the middle of the collecting cylinder (51) for supporting the crushed plastic products; The sweeping mechanism (6) comprises a driving rod (61), a connecting rod (62), a stirring plate (63), a brush plate (64), a first brush bristle (65) and a first inclined plate (66); the outer wall of the driving rod (61) is rotatably interlaced with the middle part of the discharge column (55); a first through groove is provided at the bottom end of the inner wall of the first box body (3); the driving rod (61) is rotatably interlaced with the inner cavity of the first through groove; a threaded groove is provided at the top of the driving rod (61); a threaded column is fixedly connected to the bottom end of the connecting rod (62); the threaded column is threadedly interlaced with the inner cavity of the threaded groove; the side of the stirring plate (63) is fixedly connected to the connecting rod (62); one end of the first brush bristle (65) is embedded in the bottom of the brush plate (64); The driving mechanism (7) comprises a carrier frame (71), a servo motor (72), a support frame (73), a movable plate (74), a guide block (75) and a hydraulic cylinder (76); the servo motor (72) is located inside the carrier frame (71); a bracket is fixedly connected to the servo motor (72); a side portion of the bracket is fixedly connected to the carrier frame (71); an output end of the servo motor (72) is transmission-connected to a driving rod (61); a top end of the support frame (73) is fixedly connected to the first box body (3); a side portion of the movable plate (74) is fixedly connected to the carrier frame; (71) is fixedly connected, the side of the guide block (75) is fixedly connected to the movable plate (74), a second through groove is provided on the side of the support frame (73), the movable plate (74) is slidably connected with the inner cavity of the second through groove, a guide groove is provided on the side of the inner wall of the second through groove, the guide block (75) is slidably connected with the inner cavity of the guide groove, a third through groove is provided at the bottom end of the inner wall of the support frame (73), the hydraulic cylinder (76) is fixedly connected with the inside of the third through groove, and the output end of the hydraulic cylinder (76) is transmission-connected with the carrier frame (71); The limiting mechanism (8) comprises a sliding plate (81), a mounting column (82), a limiting rod (83), a fixing seat (84), a traction plate (85), an anti-slip block (86), a fixing frame (87), a sliding rod (88), an operating plate (89), a spring (810) and a pulling plate (811); the side of the sliding plate (81) is fixedly connected to the mounting column (82) and the limiting rod (83); the side of the fixing seat (84) is fixedly connected to the first box body (3); the side of the traction plate (85) is fixedly connected to the pulling plate (811); the bottom end of the anti-slip block (86) is fixedly connected to the traction plate (85); and the sliding rod (88) is fixedly connected between the operating plate (89) and the traction plate (85).

2. The impurity recovery structure for plastic recycling according to claim 1, characterized in that: The collecting mechanism (5) further comprises a discharge pipe (53), an outlet pipe (54), a positioning plate (56) and a guide rod (57); an annular groove is provided inside the collecting cylinder (51); the filter screen (52) is embedded inside the annular groove; the discharge pipe (53) is fixedly inserted and connected to the bottom of the collecting cylinder (51); the outlet pipe (54) is fixedly inserted and connected to the side of the first box body (3); the discharge pipe (53) and the inner cavity of the outlet pipe (54) are slidably inserted and connected; a through hole is provided in the middle of the collecting cylinder (51); the discharge column (55) is slidably inserted and connected to the inner cavity of the through hole; the top end of the positioning plate (56) is fixedly connected to the discharge column (55); the top end of the guide rod (57) is fixedly connected to the collecting cylinder (51); and the outer wall of the guide rod (57) is slidably inserted and connected to the positioning plate (56).

3. The impurity recovery structure for plastic recycling according to claim 1, characterized in that: The first inclined plate (66) is fixedly connected between the stirring plate (63) and the brush plate (64); the side of the driving rod (61) is fixedly connected to the second inclined plate (67); the bottom end of the second inclined plate (67) is embedded with second bristles (68); the top end of the second inclined plate (67) is fixedly connected with an auxiliary plate (69); the outer wall of the driving rod (61) is fixedly connected with a supporting plate (610); the bottom end of the supporting plate (610) is embedded with third bristles (611) for cleaning the bottom end of the inner wall of the first box body (3).

4. The impurity recovery structure for plastic recycling according to claim 1, characterized in that: The sides of the first box body (3) and the second box body (4) are both fixedly connected with an assembly block (12), the side of the assembly block (12) is provided with a mounting groove, the mounting column (82) is slidably inserted and connected with the inner cavity of the mounting groove, the side of the first box body (3) is provided with a first slide groove, the side of the collecting cylinder (51) is provided with a limiting groove, the limiting rod (83) is slidably inserted and connected with the first slide groove and the inner cavity of the limiting groove, and the anti-dropping block (86) is slidably inserted and connected with the inner cavity of the fixing seat (84).

5. The impurity recovery structure for plastic recycling according to claim 1, characterized in that: The side of the sliding plate (81) is provided with a groove, and the top of the inner wall of the groove is provided with a second sliding groove. The traction plate (85) is slidably connected with the inner cavity of the groove. The operating plate (89) and the sliding rod (88) are both slidably connected with the inner cavity of the second sliding groove. The fixed frame (87) is embedded in the inner cavity of the second sliding groove. The sliding rod (88) is slidably connected with the inner cavity of the fixed frame (87). The spring (810) is sleeved on the outside of the sliding rod (88), one end of the spring (810) is fixedly connected to the operating plate (89), and the other end of the spring (810) is fixedly connected to the fixed frame (87).

6. The impurity recovery structure for plastic recycling according to claim 1, characterized in that: The outside of the first box body (3) is fixedly connected with a support frame (2), the bottom end of the support frame (2) is fixedly connected with an assembly tube, the assembly tube is slidably connected with the inner cavity of the support box (1), and the back of the support box (1) is threadedly connected with a locking bolt, and one end of the locking bolt is threadedly connected with the assembly tube.

7. The impurity recovery structure for plastic recycling according to claim 1, characterized in that: A discharge pipe (9) is fixedly inserted and connected to the bottom end of the first box body (3), a square groove is provided on the side of the support box (1), a collection frame (10) is slidably arranged inside the square groove, a feed pipe is fixedly inserted and connected to the top end of the second box body (4), and a universal wheel is fixedly connected to the bottom end of the support box (1).

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