Paper-plastic separator for producing recycled plastic particles

Abstract

The utility model discloses a paper-plastic separator for regenerated plastic particle production, which comprises a separation bin, a crushing bin and a separation box, the top of the separation bin is communicated with the crushing bin, and the top of the crushing bin is fixedly provided with a second motor through a bolt; according to the paper-plastic composite material crushing device, by starting the second motor, the transmission rod fixed to the output end of the second motor is promoted to drive the multiple crushing cutter sets installed on the surface of the transmission rod to rotate, so that paper-plastic composite materials fed by the feeding hopper are crushed; a first motor is started, a shaft rod fixed to the output end of the first motor is promoted to drive a plurality of material distribution plates with holes installed on the surface of the shaft rod to rotate, and a high-strength vortex rubbing circulation friction effect is formed under the action of water; waste paper-plastic packaging materials are subjected to all-dimensional high-strength impact, paper and plastic are subjected to friction separation, and paper pulp and plastic pieces are separated through a filter screen movably arranged in a material separation box.

Description

Technical Field

[0001] The utility model relates to the technical field of recycled plastic particle production, in particular to a paper-plastic separator for the production of recycled plastic particles. Background Art

[0002] Recycled plastic particles belong to the category of plastic particles. Recycled plastics are plastics produced by recycling used new materials or discarded plastics through a screw machine, and then cut into granular plastic particles by a pelletizer. Recycled plastic particles are mainly differentiated by the different raw materials used and the characteristics of the processed plastic particles. They are generally divided into first, second and third grade materials.

[0003] With the rapid economic development of our country, most packaging materials are made of paper-plastic composite materials. This material is economical and practical, and can prevent mildew, moisture and water seepage. Therefore, it is widely used in food packaging. However, the waste paper-plastic packaging materials generated after use cannot be directly recycled. Therefore, the paper and plastic of the paper-plastic packaging materials must be separated before recycling.

[0004] After searching, patent number CN210633934U discloses a device for separating paper and plastic from waste paper and plastic packaging materials, including a discharging bin, a separation bin, a cutting blade, a cutting mechanism and a screen, a separation bin is installed at the top of the discharging bin, the separation bin is connected with the discharging bin, and a rotating rod is arranged inside the separation bin, both ends of the rotating rod are hinged with the inner wall of the separation bin, a rotating drum is welded on the outer wall of the rotating rod, and the outer wall of the rotating drum is provided with circular holes with equal spacing, and the outer wall of the rotating drum on one side of the circular hole is provided with a through hole, and both ends of the rotating drum are provided with a plastic outlet, a water pump is installed on one side of the top of the separation bin, and a water pipe is installed at the output end of the water pump, one end of the water pipe extends to the inside of the separation bin, and a pipeline is installed at the input end of the water pump. The utility model not only improves the separation effect of the paper and plastic separation equipment, improves the purity of the pulp after separation, but also improves the discharging efficiency of the pulp.

[0005] In the above scheme, the separation of pulp and plastic sheets is completed in the separation bin. Affected by the internal space of the separation bin and the degree of paper-plastic separation, it is easy for some pulp and plastic sheets to remain in the separation bin, and the separation bin needs to be cleaned regularly, thereby reducing the efficiency of paper-plastic separation.

[0006] To this end, a paper-plastic separator for the production of recycled plastic particles is proposed, which has the advantages of paper-plastic separation and easy cleaning, thereby solving the problems in the above-mentioned background technology. Utility Model Content

[0007] The utility model aims to solve the shortcomings in the prior art and proposes a paper-plastic separator for producing recycled plastic particles.

[0008] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a paper-plastic separator for producing recycled plastic particles, comprising a separation bin, a crushing bin and a separation box, the top of the separation bin is connected to the crushing bin, and a second motor is fixedly installed on the top of the crushing bin by bolts, the output end of the second motor passes through the crushing bin and is fixedly connected to a transmission rod, and a plurality of groups of crushing knife groups are equidistantly installed on the surface of the transmission rod, a feed hopper is welded at the edge of the top surface of the crushing bin, and a plug plate is interspersed on the lower surface of the crushing bin, a first motor is fixedly installed on one end of the separation bin by bolts, and the second motor is fixedly installed on the top of the crushing bin by bolts. An output end of a motor passes through the separation bin and is fixedly connected to a shaft rod, a plurality of distribution plates are fixedly connected to the surface of the shaft rod through connecting columns, and a plurality of holes are opened on the surface of each distribution plate, a water supply pipe is connected to the edge of the top surface of the separation bin, a discharge nozzle is welded to the bottom of the separation bin, and a sealing plate is detachably installed at the port of the discharge nozzle, a plurality of legs are welded to the lower surface of the separation bin, and a distribution box is welded to the inner side of the plurality of legs corresponding to the discharge nozzle, a filter screen is movably placed on the inner side of the distribution box, a filter cover is welded to the lower surface of the distribution box, and a drain pipe is connected to the filter cover of the distribution box.

[0009] As a further description of the above technical solution: two inclined blocks are welded on the inner wall of the distribution box, and the two inclined blocks are respectively in contact with both sides of the bottom surface of the filter screen, and a filter plate is welded on the lower surface of the distribution box corresponding to the filter cover.

[0010] As a further description of the above technical solution: fixing plates are welded on both sides of the discharge nozzle, and a threaded groove is opened on the surface of the fixing plate, a rubber sealing layer is bonded to the side of the sealing plate facing the discharge nozzle, and a plum blossom knob is interspersed at the corner of the sealing plate, and one end of the plum blossom knob is threadedly connected to the threaded groove of the fixing plate.

[0011] As a further description of the above technical solution: the feed hopper as a whole is an inverted right-angled trapezoidal structure, and the portion of the feed hopper with the slope is away from the second motor.

[0012] As a further description of the above technical solution: the separation bin is an overall cylindrical structure, and the water supply pipe of the separation bin is connected to the external water tank through a water pump, and the crushing bin is an overall cylindrical structure, and the crushing bin is vertically arranged with respect to the separation bin.

[0013] As a further description of the above technical solution: a connecting column is welded between the shaft rod and the dividing plate, and both sides of the connecting column are connected to the shaft rod through diagonal support columns. The dividing plate is a rectangular structure, and one end of the dividing plate is in contact with the inner wall of the separation bin.

[0014] The utility model has the following beneficial effects:

[0015] In the utility model, by starting the second motor, the transmission rod fixed at the output end of the second motor drives the multiple groups of crushing knife groups installed on its surface to rotate, so that the paper-plastic composite material added by the feed hopper is crushed, and by pulling out the plug plate installed at the lower part of the crushing bin, the crushed paper-plastic composite material is transferred to the separation bin filled with water, and by starting the first motor, the shaft rod fixed at the output end of the first motor drives the multiple dividing plates with holes installed on its surface to rotate, and under the action of water, a high-intensity eddy current kneading and circulating friction effect is formed, so that the waste paper and plastic packaging materials are subjected to all-round high-intensity impact and the paper and plastic are separated by friction, and the filter net movably placed in the dividing box is used to separate the paper pulp and the plastic sheets, and the plastic sheets retained on the surface of the filter net are used as the raw materials for the production of recycled plastic particles. Compared with the existing paper-plastic separation device, since the dividing box is exposed and arranged below the separation bin and the crushing bin, it has the advantages of crushing the paper-plastic composite raw materials, separating paper and plastic from water, and convenient cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a paper-plastic separator for producing recycled plastic particles according to the utility model;

[0017] Figure 2 This is a side view of a paper-plastic separator for producing recycled plastic particles according to the utility model;

[0018] Figure 3 The utility model is a schematic diagram of the structure of a material separation box of a paper-plastic separator for producing recycled plastic particles.

[0019] Legend:

[0020] 1. Separation bin; 2. Crushing bin; 3. Support legs; 4. Material distribution box; 5. Feed hopper; 6. First motor; 7. Second motor; 8. Shaft; 9. Material distribution plate; 10. Transmission rod; 11. Crushing knife group; 12. Discharge nozzle; 13. Sealing plate; 14. Filter cover; 15. Drain pipe; 16. Rubber sealing layer; 17. Plum blossom knob; 18. Fixed plate; 19. Insert plate; 20. Oblique block; 21. Filter screen. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] According to an embodiment of the utility model, a paper-plastic separator for producing recycled plastic particles is provided.

[0023] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-3 As shown, according to an embodiment of the utility model, a paper-plastic separator for producing recycled plastic particles comprises a separation bin 1, a crushing bin 2 and a separation box. The top of the separation bin 1 is connected to the crushing bin 2, and a second motor 7 is fixedly installed on the top of the crushing bin 2 by bolts, and the output end of the second motor 7 passes through the crushing bin 2 and is fixedly connected to a transmission rod 10, and a plurality of groups of crushing knife groups 11 are equidistantly installed on the surface of the transmission rod 10, a feed hopper 5 is welded at the edge of the top surface of the crushing bin 2, and a plug plate 19 is interspersed on the lower surface of the crushing bin 2, a first motor 6 is fixedly installed at one end of the separation bin 1 by bolts, and the output end of the first motor 6 passes through the separation bin 1 and is fixedly connected to a shaft rod 8, a plurality of dividing plates 9 are fixedly connected to the surface of the shaft rod 8 by connecting columns, and a plurality of holes are opened on the surface of each dividing plate 9, a water supply pipe is connected to the edge of the top surface of the separation bin 1, a discharge nozzle 12 is welded at the bottom of the separation bin 1, and a sealing plate 13 is detachably installed at the port of the discharge nozzle 12, A plurality of legs 3 are welded to the lower surface of the separation bin 1, and a distribution box 4 is welded to the inner side of the plurality of legs 3 corresponding to the discharge nozzle 12, a filter screen 21 is movably placed on the inner side of the distribution box 4, and a filter cover 14 is welded to the lower surface of the distribution box 4, and a drain pipe 15 is connected to the filter cover 14 of the distribution box 4, wherein the first motor 6 and the second motor 7 both adopt reduction motors, and the first motor 6 and the second motor 7 are only used in this patent, and their structure and function are not improved, and their setting method, installation method and electrical connection method, for the technicians in this field, only need to debug and operate according to the requirements of their instruction manual, and will not be repeated here, and the first motor 6 and the second motor 7 are both provided with a control switch matched therewith, and the installation position of the control switch is selected according to the actual use requirements, so as to facilitate the operator to operate and control, and a plurality of holes are provided on the surface of the distribution plate 9 to reduce the resistance of the distribution plate 9;

[0024] In one embodiment, two inclined blocks 20 are welded to the inner wall of the distribution box 4, and the two inclined blocks 20 are respectively in contact with the two sides of the bottom surface of the filter screen 21. A filter plate is welded to the lower surface of the distribution box 4 corresponding to the filter cover 14. The filter screen 21 is arranged to filter the plastic sheet to separate it from the pulp. The filter plate is arranged to prevent the pulp from being discharged along the drain pipe 15, so as to separate the wastewater.

[0025] In one embodiment, fixing plates 18 are welded on both sides of the discharge nozzle 12, and a threaded groove is provided on the surface of the fixing plate 18. A rubber sealing layer 16 is bonded to the side of the sealing plate 13 facing the discharge nozzle 12, and a plum blossom knob 17 is interspersed at the corner of the sealing plate 13. One end of the plum blossom knob 17 is threadedly connected to the threaded groove of the fixing plate 18. By rotating the plum blossom knobs 17 installed at the four corners of the sealing plate 13, the plum blossom knob 17 is disconnected from the fixing plate 18, and then the rubber sealing layer 16 of the sealing plate 13 is disconnected from the discharge nozzle 12, so that the separated pulp, plastic sheets and wastewater fall from the discharge nozzle 12 into the distribution box 4 arranged below it.

[0026] In one embodiment, the feed hopper 5 is an inverted right-angled trapezoidal structure as a whole, and the portion of the feed hopper 5 with the slope is away from the second motor 7. The setting of the feed hopper 5 facilitates the addition of the paper-plastic composite material, and the setting of the slope facilitates efficient feeding.

[0027] In one embodiment, the separation bin 1 is an overall cylindrical structure, and the water supply pipe of the separation bin 1 is connected to the external water tank through a water pump, the crushing bin 2 is an overall cylindrical structure, and the crushing bin 2 is vertically arranged relative to the separation bin 1, wherein the separation bin 1 is horizontally arranged, and the crushing bin 2 is vertically arranged, and an installation opening is opened on the lower surface of the crushing bin 2 corresponding to the plug plate 19.

[0028] In one embodiment, a connecting column is welded between the shaft rod 8 and the dividing plate 9, and both sides of the connecting column are connected to the shaft rod 8 through diagonal support columns. The dividing plate 9 is a rectangular structure, and one end of the dividing plate 9 is in contact with the inner wall of the separation bin 1. The connecting column and the diagonal support column are arranged to increase the reliability of the installation of the dividing plate 9. The dividing plate 9 can break up the paper-plastic composite material in the water body and accelerate the separation of paper and plastic.

[0029] Working principle:

[0030] When in use, by starting the second motor 7, the transmission rod 10 fixed at the output end of the second motor 7 drives the multiple groups of crushing knife groups 11 installed on the surface thereof to rotate, so that the paper-plastic composite material added by the feed hopper 5 is crushed, and by pulling out the plug plate 19 inserted at the lower part of the crushing bin 2, the crushed paper-plastic composite material is transferred to the separation bin 1 filled with water, and by starting the first motor 6, the shaft rod 8 fixed at the output end of the first motor 6 drives the multiple dividing plates 9 with holes installed on the surface thereof to rotate, and a high-intensity eddy current kneading and circulating friction effect is formed under the action of water, so that the waste paper-plastic packaging materials are subjected to all-round The high intensity impact causes the paper and plastic to separate by friction. Under the swelling effect of water, the cutting of pulp fibers is reduced until the paper-plastic composite material is separated into pulp and plastic flakes. By rotating the plum blossom knobs 17 installed at the four corners of the sealing plate 13, the plum blossom knobs 17 are disconnected from the fixed plate 18, so that the separated pulp, plastic flakes and waste water fall from the discharge nozzle 12 into the distribution box 4 arranged below it, so that the pulp passes through the filter screen 21 and falls into the inner bottom of the distribution box 4, the waste water passes through the filter cover 14 and is discharged from the drain pipe 15, and the plastic flakes are retained on the surface of the filter screen 21, so as to be used as the raw materials required for the production of recycled plastic particles.

[0031] 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, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or 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. A paper-plastic separator for producing recycled plastic particles, comprising a separation chamber (1), a crushing chamber (2) and a separation box, characterized in that: The top of the separation bin (1) is connected to the crushing bin (2), and a second motor (7) is fixedly installed on the top of the crushing bin (2) by means of bolts, the output end of the second motor (7) passes through the crushing bin (2) and is fixedly connected to a transmission rod (10), and a plurality of groups of crushing knife groups (11) are equidistantly installed on the surface of the transmission rod (10), a feed hopper (5) is welded at the edge of the top surface of the crushing bin (2), and a plug plate (19) is inserted through the lower surface of the crushing bin (2), a first motor (6) is fixedly installed on one end of the separation bin (1) by means of bolts, and the output end of the first motor (6) passes through the separation bin (1) and is fixedly connected to a shaft rod (8), and the surface of the shaft rod (8) is connected by means of A plurality of material distribution plates (9) are fixedly connected to the column, and a plurality of holes are provided on the surface of each material distribution plate (9); a water supply pipe is connected to the edge of the top surface of the separation bin (1); a discharge nozzle (12) is welded to the bottom of the separation bin (1), and a sealing plate (13) is detachably installed at the port of the discharge nozzle (12); a plurality of legs (3) are welded to the lower surface of the separation bin (1), and a material distribution box (4) is welded to the inner side of the plurality of legs (3) corresponding to the discharge nozzle (12); a filter screen (21) is movably arranged on the inner side of the material distribution box (4), and a filter cover (14) is welded to the lower surface of the material distribution box (4); and a drainage pipe (15) is connected to the filter cover (14) of the material distribution box (4).

2. The paper-plastic separator for producing recycled plastic particles according to claim 1, characterized in that: Two oblique blocks (20) are welded to the inner wall surface of the distribution box (4), and the two oblique blocks (20) are respectively in contact with two sides of the bottom surface of the filter screen (21), and a filter plate is welded to the lower surface of the distribution box (4) corresponding to the filter cover (14).

3. The paper-plastic separator for producing recycled plastic particles according to claim 1, characterized in that: A fixing plate (18) is welded on both sides of the discharge nozzle (12), and a thread groove is provided on the surface of the fixing plate (18). A rubber sealing layer (16) is bonded to the side of the sealing plate (13) facing the discharge nozzle (12), and a plum blossom knob (17) is inserted at the corner of the sealing plate (13), and one end of the plum blossom knob (17) is threadedly connected to the thread groove of the fixing plate (18).

4. The paper-plastic separator for producing recycled plastic particles according to claim 1, characterized in that: The feed hopper (5) is an inverted right-angled trapezoidal structure as a whole, and the portion of the feed hopper (5) with the slope is away from the second motor (7).

5. The paper-plastic separator for producing recycled plastic particles according to claim 1, characterized in that: The separation bin (1) is of cylindrical structure as a whole, and the water supply pipe of the separation bin (1) is connected to an external water tank via a water pump; the crushing bin (2) is of cylindrical structure as a whole, and the crushing bin (2) is arranged vertically with respect to the separation bin (1).

6. The paper-plastic separator for producing recycled plastic particles according to claim 1, characterized in that: A connecting column is welded between the shaft rod (8) and the dividing plate (9), and both sides of the connecting column are connected to the shaft rod (8) through diagonal support columns. The dividing plate (9) is a rectangular structure, and one end of the dividing plate (9) is in contact with the inner wall of the separation bin (1).

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