CN219132891U - Crusher for waste plastics - Google Patents

Abstract

The utility model discloses a crusher for waste plastics, which comprises a box body, wherein the top of the box body is fixedly connected with a feed hopper, the bottom of the box body is fixedly connected with a discharge hole, one side of the box body is provided with a discharge hole, a discharge pipe is fixedly connected in the discharge hole, a first crushing roller and a second crushing roller are arranged in the box body, the first crushing roller and the second crushing roller are arranged in parallel, and the first crushing roller and the second crushing roller are both connected with the box body in a rotating way. According to the utility model, waste plastics can be crushed into plastic particles by arranging the first crushing roller and the second crushing roller, the large-particle plastics can be filtered out by arranging the filter plate and discharged from the discharge pipe, the small-particle plastics can be discharged from the discharge hole through the filter plate, the filter plate can be impacted by the elliptical block by arranging the elliptical block, the support plate and the spring, the filter plate is periodically vibrated by the elastic action of the spring, and the large-particle plastics can be rapidly discharged from the discharge pipe.

Description

A shredder for waste plastic

technical field

The utility model relates to the technical field of crushers, in particular to a crusher for waste plastics.

Background technique

After the waste plastics are recycled again, they need to be dried and rinsed. After the treatment, they are dried again and then enter the step of cutting into strips or pieces. After being crushed and refined, it is melted in a smelting furnace to obtain molten plastic fluid for use in other products.

In the Chinese patent with the application number 202021470916.0, a shredder for recycling waste plastics is disclosed, which includes a detachable working head, which includes a combined casing. There is a discharge port; inside the combined casing, there are a fixed plate with a broken fixed pin, a moving plate with a broken moving pin, and a transmission shaft. The fixed plate and the moving plate correspond to each other on the left and right. Set on the transmission shaft through the key. The utility model designs a speed-adjustable striker-type crusher, which can crush the cut waste plastic particles at high speed by the internal striker mechanism. Its structure is simple, and it will not bring a large application space to the whole equipment. According to the speed regulation, the plastic particles and thin strips inside the striker equipment can have different crushing particle sizes.

In the above technical solution, the crushed plastic particles have different sizes, and since the melting speeds of the large-particle plastics and small-particle plastics are different, mixing them together is not conducive to the subsequent melting work.

Therefore, it is necessary to invent a kind of shredder for waste plastics to solve the above problems.

Utility model content

The purpose of this utility model is to provide a crusher for waste plastics, which can break waste plastics into plastic particles by setting the first crushing roller and the second crushing roller, and set the filter plate to filter out the large-grained plastics. The small particles of plastic come out of the discharge port through the filter plate, and the oval block, support plate and spring can be used to impact the filter plate by using the ellipse block. The elastic action of the spring makes the filter plate vibrate periodically to help large particles The plastic is quickly discharged from the discharge pipe, and the small particle plastic is quickly filtered from the filter plate to the discharge port, which improves the work efficiency and solves the above-mentioned shortcomings in the technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a shredder for waste plastics, including a box body, the top of the box body is fixedly connected with a feeding hopper, and the bottom of the box body is fixedly connected with a discharge port. A discharge hole is opened on one side of the box body, and a discharge pipe is fixedly connected in the discharge hole, and a first crushing roller and a second crushing roller are arranged inside the box body, and the first crushing roller and the second crushing roller The crushing rollers are arranged side by side, the first crushing roller and the second crushing roller are both rotatably connected with the box body, the first crushing roller and the second crushing roller are fixedly connected with crushing teeth, and one side of the box body is fixedly connected with the second crushing roller. A motor and a second motor, the output end of the first motor is fixedly connected to the first crushing roller, the output end of the second motor is fixedly connected to the second crushing roller, a filter assembly is arranged under the first crushing roller, and the The inner wall of the feed hopper is fixedly connected with a slide rail, the feed hopper is provided with a slide block, and one side of the slide block is provided with a chute matching the slide rail, and the slide rail and the slide block are slidably connected. The bottom of the slider is provided with pressing teeth, one side of the slider is fixedly connected with a connecting rod, the center of the first crushing roller is fixedly connected with a rotating shaft, one side of the feeding hopper is provided with a crank plate, and the rotating shaft runs through The feed hopper is fixedly connected to the crank disc, and the eccentric part of the crank disc is rotatably connected to a connecting rod, and the connecting rod is rotatably connected to the connecting rod, and a movable groove matching the connecting rod is provided on one side of the feed hopper;

The filter assembly includes a filter plate, support plates are provided above and below the filter plate, the two support plates are fixedly connected to the box body, and a connecting column is provided between the two support plates, and the connecting column The two ends are respectively fixedly connected with two support plates, the connecting column runs through the filter plate and is slidably connected with the filter plate, a spring is arranged between the two support plates and the filter plate, and the two ends of the spring are connected with the support plate and the filter plate respectively. The filter plate is fixedly connected, an ellipse block is arranged under the filter plate, a third motor is fixedly connected to one side of the box body, and the output end of the third motor runs through the box body and is fixedly connected to the ellipse block.

As a preferred solution of the present invention, the number of the slide rails is set to two, and the two slide rails are symmetrically distributed.

As a preferred solution of the present invention, an air outlet is provided on one side of the box, a filter is fixedly connected to the air outlet, and a fan is fixedly connected to one side of the air outlet.

As a preferred solution of the present utility model, the number of the support plates and the connecting columns is set to four, and the four support plates and the connecting columns are symmetrically distributed.

As a preferred solution of the present invention, the number of crushing teeth is set to several, and the crushing teeth on the first crushing roller and the crushing teeth on the second crushing roller are distributed alternately.

As a preferred solution of the present invention, one side of the box body is fixedly connected with support legs, the number of the support legs is set to four, and the four support legs are symmetrically distributed.

In the above-mentioned technical scheme, the technical effects and advantages provided by the utility model:

1. By setting the first crushing roller and the second crushing roller, the waste plastic can be crushed into plastic particles. The filter plate can filter the large particle plastic and discharge it from the discharge pipe, and the small particle plastic can pass through the filter plate from the discharge pipe. Out of the outlet, the elliptical block, support plate and spring can be used to impact the filter plate by using the elliptical block, and the filter plate will vibrate periodically through the elastic action of the spring, helping the large particle plastic to be discharged from the discharge pipe quickly, and the small particle plastic to be quickly discharged from the discharge pipe. The filter plate is filtered to the discharge port, which improves the working efficiency;

2. By setting the fan, it can help the small particles of plastic to fall into the discharge port smoothly, and can filter the dust and other small impurities in the plastic particles. Setting the filter can prevent the small particles of plastic from entering the fan and affecting the work of the fan. Set the slider And the crank plate can utilize the rotation of the first crushing roller to drive the slider to move on the slide rail, and use the pressing teeth to squeeze the waste plastics that need to be put in, avoiding the potential safety hazards that are likely to occur when pushing the waste plastics in by hand.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. For some embodiments described, those skilled in the art can also obtain other drawings according to these drawings.

Fig. 1 is the first perspective perspective view of the overall structure of the utility model;

Fig. 2 is a second perspective perspective view of the overall structure of the utility model;

Fig. 3 is a schematic diagram of the connection of the slider, the first crushing roller and the second crushing roller of the present invention;

Fig. 4 is the connection diagram of filter plate, support plate and the 3rd motor of the present utility model;

Fig. 5 is a sectional view of the blower fan and the filter screen of the present invention.

Explanation of reference signs:

1. Box body; 2. Feed hopper; 3. Discharge port; 4. Discharge pipe; 5. First crushing roller; 6. Second crushing roller; 7. Crushing teeth; 8. First motor; 9. Second motor; 10, filter assembly; 11, slide rail; 12, slide block; 13, chute; 14, pressing tooth; 15, connecting rod; 16, rotating shaft; 17, crank disc; 18, connecting rod; 19 , active slot; 20, filter plate; 21, support plate; 22, connecting column; 23, spring; 24, ellipse block; 25, the third motor; 26, filter screen; 27, fan; 28, air outlet; 29, Support the legs.

Detailed ways

In order to make those skilled in the art better understand the technical solution of the utility model, the utility model will be further introduced in detail below in conjunction with the accompanying drawings.

The utility model provides a crusher for waste plastics as shown in Fig. 1-5, comprising a box body 1, the top of the box body 1 is fixedly connected with a feed hopper 2, and the bottom of the box body 1 is fixedly connected with a discharge port 3, There is a discharge hole on one side of the box body 1, and a discharge pipe 4 is fixedly connected in the discharge hole. The first crushing roller 5 and the second crushing roller 6 are arranged inside the box body 1. The first crushing roller 5 and the second crushing roller The rollers 6 are arranged side by side, the first crushing roller 5 and the second crushing roller 6 are both rotatably connected with the box body 1, the first crushing roller 5 and the second crushing roller 6 are fixedly connected with crushing teeth 7, and one side of the box body 1 is fixed The first motor 8 and the second motor 9 are connected, the output end of the first motor 8 is fixedly connected with the first crushing roller 5, the output end of the second motor 9 is fixedly connected with the second crushing roller 6, and the first crushing roller 5 is provided with The filter assembly 10, the inner wall of the feed hopper 2 is fixedly connected with a slide rail 11, the feed hopper 2 is provided with a slide block 12, one side of the slide block 12 is provided with a chute 13 matching the slide rail 11, the slide rail 11 and the slide rail 11 The blocks 12 are connected by sliding, the bottom of the slider 12 is provided with pressing teeth 14, one side of the slider 12 is fixedly connected with a connecting rod 15, the center of the first crushing roller 5 is fixedly connected with a rotating shaft 16, and the side of the feed hopper 2 is provided with a crank plate 17. The rotating shaft 16 runs through the feed hopper 2 and is fixedly connected with the crank disc 17. The eccentric part of the crank disc 17 is rotationally connected with a connecting rod 18, and the connecting rod 18 is rotationally connected with the connecting rod 15. There is a connecting rod 15 on one side of the feeding hopper 2. matching active slot 19;

The filter assembly 10 includes a filter plate 20, a support plate 21 is provided above and below the filter plate 20, two support plates 21 are fixedly connected with the box body 1, and a connecting column 22 is arranged between the two support plates 21, and the connecting columns 22 are two The ends are respectively fixedly connected with two support plates 21, the connecting column 22 runs through the filter plate 20 and is slidably connected with the filter plate 20, a spring 23 is arranged between the two support plates 21 and the filter plate 20, and the two ends of the spring 23 are respectively connected with the support plate 21 and the filter plate 20 are fixedly connected, the filter plate 20 below is provided with an ellipse block 24, a third motor 25 is fixedly connected to one side of the box body 1, and the output end of the third motor 25 runs through the box body 1 and is fixedly connected with the ellipse block 24.

Further, in the above technical solution, the number of slide rails 11 is set to two, and the two slide rails 11 are symmetrically distributed;

Specifically, the rotation of the first crushing roller 5 drives the rotating shaft 16 to rotate, the rotating shaft 16 drives the crank plate 17 to rotate, and the connecting rod 18 drives the connecting rod 15 to move in the movable groove 19, thereby driving the slider 12 to move on the slide rail 11. The pressing teeth 14 squeeze the waste plastics put into the shredder.

Further, in the above technical solution, an air outlet 28 is provided on one side of the box body 1, a filter screen 26 is fixedly connected to the air outlet 28, and a fan 27 is fixedly connected to one side of the air outlet 28;

Concrete, blower fan 27 works, and the dust in the granule is separated and discharged from the granule by blower blower 27, utilizes air flow to help small particle fall into discharge port 3 smoothly, and filter screen 26 can prevent that small particle plastic enters in blower blower 27 and influences blower blower 27 jobs.

Further, in the above technical solution, the number of supporting plates 21 and connecting columns 22 is set to four, and the four supporting plates 21 and connecting columns 22 are symmetrically distributed;

Specifically, the third motor 25 drives the elliptical block 24 to rotate, and the elliptical block 24 periodically impacts the filter plate 20. Using the elastic action of the spring 23, the filter plate 20 vibrates on the connecting column 22 to help the large-grained plastics to be discharged quickly. The pipe 4 is discharged, and the small particle plastic is quickly filtered from the filter plate 20 to the discharge port 3, which improves the working efficiency.

Further, in the above technical solution, the number of crushing teeth 7 is set to several, and the crushing teeth 7 on the first crushing roller 5 and the crushing teeth 7 on the second crushing roller 6 are distributed alternately;

Specifically, put waste plastics on the first crushing roller 5 and the second crushing roller 6, start the first motor 8 and the second motor 9 to drive the first crushing roller 5 and the second crushing roller 6, cooperate with the crushing teeth 7 to crush the waste plastic Plastic is shredded.

Further, in the above technical solution, one side of the box body 1 is fixedly connected with supporting legs 29, the number of supporting legs 29 is set to four, and the four supporting legs 29 are symmetrically distributed;

Specifically, the supporting legs 29 can support the crusher, and it is convenient to place storage buckets and other tools at the discharge port 3 to hold processed plastic particles.

When the crusher for waste and old plastics provided by the utility model is in use, its working process is as follows:

Put the waste plastics on the first crushing roller 5 and the second crushing roller 6, start the first motor 8 and the second motor 9 to drive the first crushing roller 5 and the second crushing roller 6, cooperate with the crushing teeth 7 to crush the waste plastics , the plastic particles fall on the filter plate 20, start the third motor 25, the third motor 25 drives the ellipse block 24 to rotate, the ellipse block 24 periodically impacts the filter plate 20, utilizes the elasticity of the spring 23, the filter plate 20 The connection column 22 is vibrated, the large-particle plastic discharge pipe 4 is discharged, the small-particle plastic is filtered from the filter plate 20 to the discharge port 3, the fan 27 works, and the dust in the particles is separated from the particles by the fan 27 and discharged, and the air is used to flow To help small particles fall into the discharge port 3 smoothly, the filter screen 26 can prevent small particles of plastic from entering the fan 27 and affect the work of the fan 27, and place tools such as barrels for storing plastic at the discharge port 3 and the discharge pipe 4, Automatic classification of plastic particles can be realized, avoiding the influence of different melting speeds of plastic particles of different sizes on melting efficiency.

Some exemplary embodiments of the present utility model have been described above only by way of illustration. Undoubtedly, for those skilled in the art, without departing from the spirit and scope of the present utility model, various Modifications are made to the described embodiments. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the protection scope of the claims of the present utility model.

Claims (6)

1. A shredder for waste plastics, comprising a box body (1), characterized in that: the top of the box body (1) is fixedly connected with a feed hopper (2), and the bottom of the box body (1) is fixedly connected with a A discharge port (3), a discharge hole is opened on one side of the box (1), and a discharge pipe (4) is fixedly connected to the discharge hole, and a first The crushing roll (5) and the second crushing roll (6), the first crushing roll (5) and the second crushing roll (6) are arranged side by side, the first crushing roll (5) and the second crushing roll (6) are both Rotatingly connected with the box body (1), the first crushing roller (5) and the second crushing roller (6) are fixedly connected with crushing teeth (7), and one side of the box body (1) is fixedly connected with the second crushing roller (6). A motor (8) and a second motor (9), the output end of the first motor (8) is fixedly connected to the first crushing roller (5), the output end of the second motor (9) is connected to the second crushing roller ( 6) Fixed connection, a filter assembly (10) is provided under the first crushing roller (5), a slide rail (11) is fixedly connected to the inner wall of the feeding hopper (2), and the inner wall of the feeding hopper (2) A slide block (12) is provided, and a chute (13) matching the slide rail (11) is provided on one side of the slide block (12), and the slide rail (11) and the slide block (12) are slidably connected, The bottom of the slider (12) is provided with pressing teeth (14), one side of the slider (12) is fixedly connected with a connecting rod (15), and the center of the first crushing roller (5) is fixedly connected with a rotating shaft ( 16), the side of the feed hopper (2) is provided with a crank disc (17), the rotating shaft (16) runs through the feed hopper (2) and is fixedly connected with the crank disc (17), and the crank disc (17) A connecting rod (18) is rotatably connected to the eccentric part, and the connecting rod (18) is rotatably connected to the connecting rod (15), and a movable groove matching the connecting rod (15) is provided on one side of the feed hopper (2) (19); the filter assembly (10) includes a filter plate (20), a support plate (21) is provided above and below the filter plate (20), and the two support plates (21) are connected with the box body ( 1) Fixed connection, a connecting column (22) is provided between the two supporting plates (21), the two ends of the connecting column (22) are respectively fixedly connected with the two supporting plates (21), and the connecting column ( 22) Through the filter plate (20) and slidingly connected with the filter plate (20), a spring (23) is provided between the two support plates (21) and the filter plate (20), and the two ends of the spring (23) They are respectively fixedly connected with the support plate (21) and the filter plate (20), an ellipse block (24) is arranged under the filter plate (20), and a third motor (25) is fixedly connected to one side of the box body (1) , the output end of the third motor (25) penetrates the box body (1) and is fixedly connected with the oval block (24). 2. The shredder for waste plastics according to claim 1, characterized in that: the number of the slide rails (11) is set to two, and the two slide rails (11) are symmetrically distributed. 3. A crusher for waste plastics according to claim 1, characterized in that: one side of the box (1) is provided with an air outlet (28), and the air outlet (28) is fixedly connected with a filter A net (26), and a fan (27) is fixedly connected to one side of the air outlet (28). 4. A shredder for waste plastics according to claim 1, characterized in that: the number of the support plate (21) and the connecting column (22) is set to four, and the four support plates (21) And connecting column (22) symmetrical distribution. 5. A crusher for waste plastics according to claim 1, characterized in that: the number of the crushing teeth (7) is set to several, and the crushing teeth (7) on the first crushing roller (5) ) and the crushing teeth (7) on the second crushing roller (6) are distributed alternately. 6. A shredder for waste plastics according to claim 1, characterized in that: one side of the box (1) is fixedly connected with supporting legs (29), and the number of the supporting legs (29) is set as Four, the four support legs (29) are distributed symmetrically.

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