CN210820416U

CN210820416U - Waste plastic recycling pretreatment device

Info

Publication number: CN210820416U
Application number: CN201921380179.2U
Authority: CN
Inventors: 王德宏
Original assignee: Tongjiang County Environmental Management Center
Current assignee: Tongjiang County Environmental Management Center
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-06-23
Anticipated expiration: 2029-08-23

Abstract

The utility model relates to the technical field of garbage disposal equipment, in particular to a waste plastic recovery and pretreatment device, which comprises a crushing bin, a cleaning bin, a dewatering bin and a drying bin which are arranged from left to right in sequence; a feed inlet is formed in the upper end of the crushing bin, a twisting roller is arranged below the feed inlet, a swinging assembly is arranged below the twisting roller, and a discharge outlet is formed in the lower end of the swinging assembly; a stirring conveying roller is arranged in the cleaning bin, and a lifting assembly is arranged at one end of the cleaning bin, which is far away from the discharge port; a storage barrel is arranged in the dehydration bin, the bottom of the dehydration bin is communicated with a guide pipe, and a bin plate assembly for opening and closing the bottom end of the storage barrel is arranged in the guide pipe; the drying bin is communicated with the lower end of the guide pipe, a vibration assembly is arranged in the drying bin, and hot air holes are uniformly formed in the surface of the drying bin. The production line layout is carried out on the procedures of crushing, cleaning, dehydrating and drying in the pretreatment, so that the labor and material cost are saved, and the waste plastic pretreatment efficiency is effectively improved.

Description

Waste plastic recycling pretreatment device

Technical Field

The utility model relates to a refuse handling installation technical field, concretely relates to waste plastic retrieves preprocessing device.

Background

Waste plastics refer to plastic wastes after consumption, and the waste plastics become one of major pollution sources disturbing daily life of people due to the characteristic of difficult degradation, the best method for treating the waste plastics is to recycle the waste plastics to the maximum extent, collected waste plastics need to be pretreated firstly in the recycling process, the main pretreatment process is to crush the waste plastics, then clean, dehydrate and dry the waste plastics, in the prior art, the pretreatment processes are separated and independently operated, assembly line type operation is not formed, a large amount of manpower and material resources are needed among all the processes, cost waste is caused, and the pretreatment efficiency cannot be well improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a waste plastic retrieves preprocessing device carries out pipelined overall arrangement through each process of breakage, washing, dehydration and drying in with the preliminary treatment for promote waste plastic pretreatment efficiency effectively when practicing thrift manpower and materials cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a waste plastic recovery pretreatment device comprises a crushing bin, a cleaning bin, a dewatering bin and a drying bin which are arranged from left to right in sequence;

the upper end of the crushing bin is provided with a feeding hole, a twisting roller is arranged below the feeding hole, a swinging assembly for preventing waste plastics from blocking the feeding hole is arranged below the twisting roller, and the lower end of the swinging assembly is correspondingly arranged at a discharging hole at the lower end of the crushing bin;

the cleaning bin is arranged below the discharge port, a stirring and conveying roller is arranged in the cleaning bin, and a lifting assembly used for transferring the waste plastics into the dewatering bin is arranged at one end, away from the discharge port, of the cleaning bin;

the dewatering bin is arranged close to the cleaning bin, a storage barrel with two open ends and circumferentially distributed with liquid outlet holes is arranged in the dewatering bin, a fixing frame is mounted on the storage barrel and connected with a first motor arranged above the dewatering bin, a guide pipe is arranged on the outer side of the bottom end of the storage barrel, and a bin plate assembly for opening and closing the bottom end of the storage barrel is arranged in the guide pipe;

the drying bin is communicated with the lower end of the guide pipe, a vibration assembly is arranged in the drying bin, and hot air holes are symmetrically formed in the surface of the drying bin.

Further, the subassembly that sways is including articulated baffle of locating in broken storehouse and the electric putter who locates the broken storehouse outside, and the spout has been seted up to the baffle bottom surface, is equipped with the gyro wheel in the spout, and electric putter's movable part passes broken storehouse lateral wall and is connected with the gyro wheel.

Further, the baffle is arc form, and the baffle top surface is evenly installed the magnetic stripe.

Further, the lifting assembly comprises a filter screen groove arranged in the cleaning bin, the lower end of the filter screen groove is hinged to a lifting device arranged at the bottom of the cleaning bin, one side of the dewatering bin far away from the upper end of the filter screen groove is hinged to a curved rod, the curved rod extends into a sliding groove arranged above the cleaning bin, and a sliding block hinged to the curved rod is arranged in the sliding groove.

Further, the storehouse board subassembly includes rotation axis, rotor plate and backup pad, and the rotation axis runs through the lateral wall of stand pipe and is connected with the second motor of establishing outside the stand pipe, and rotor plate fixed mounting is on the interval that the rotation axis was located in the stand pipe, and the backup pad sets firmly in the stand pipe, and backup pad upper surface and rotor plate lower surface contact.

Furthermore, the vibration assembly comprises a vibration plate arranged in the drying bin and a rotating mechanism used for driving the vibration plate to shake, and the rotating mechanism comprises a central shaft and a plurality of cams fixedly arranged on the central shaft.

Compared with the prior art, the beneficial effects of the utility model are that: through design into from a left side to the right side broken storehouse, washing storehouse, dehydration storehouse and the dry storehouse that distribute according to the preface with waste plastic recovery preprocessing device, be convenient for realize the pipelining of these four processes, the concrete expression does: the cleaning bin is arranged below the upper discharge port of the crushing bin, and the swinging assembly is arranged in the crushing bin, so that the crushed waste plastics can not block the feed port and can quickly and effectively enter the cleaning bin; the stirring and conveying rollers are arranged in the cleaning bin, so that the crushed waste plastics can be stirred, cleaned and conveyed towards the dewatering bin conveniently; the lifting assembly is arranged at one end of the cleaning bin, which is far away from the crushing bin, so that the cleaned waste plastic can be conveniently transferred into the dewatering bin; the rotatable storage barrel is arranged in the dehydration bin, so that real-time dehydration is facilitated; and through set up the stand pipe between dehydration storehouse and drying storehouse to set up the storehouse board subassembly in the stand pipe, can be convenient for in time carrying the drying storehouse with the waste plastic after the dehydration, at last through letting in hot-blast in to the drying storehouse, and set up the vibration subassembly and rock waste plastic, the upset, finally reach the purpose of thoroughly dewatering, compare in the independent operation of each process among the prior art, the utility model discloses need not to shift waste plastic repeatedly, also need not too much manpower and watch the pipe and supplementary waste plastic to the equipment in each process and handle, more need not occupy too much space, and because the reasonable overall arrangement of each process, greatly improved waste plastic preliminary treatment's efficiency.

Drawings

FIG. 1 is a schematic structural view of a waste plastic recycling and pretreating apparatus of the present invention;

FIG. 2 is an enlarged partial schematic view of the view shown at A in FIG. 1;

fig. 3 is a partially enlarged schematic view shown at B in fig. 1.

Reference numerals: the device comprises a crushing bin 1, a feed inlet 101, a twisting roller 102, a swinging assembly 103, a baffle 1031, a chute 1031-1, a roller 1031-2, an electric push rod 1032, a magnetic strip 1033, a discharge port 104, a cleaning bin 2, a stirring and conveying roller 201, a lifting assembly 202, a filter screen groove 2021, a lifting device 2022, a curved rod 2023, a sliding groove 2024, a sliding block 2025, a dewatering bin 3, a storage cylinder 301, a fixing frame 302, a guide pipe 303, a bin plate assembly 304, a rotating shaft 3041, a rotating plate 3042, a supporting plate 3043, a drying bin 4, a vibrating assembly 401, a vibrating plate 4011, a rotating mechanism 4012, a central shaft 4012-1, a cam 4012-2 and a hot air hole 402.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1, a preferred embodiment of the present invention is a waste plastic recycling pretreatment apparatus, comprising a crushing bin 1, a cleaning bin 2, a dewatering bin 3 and a drying bin 4, which are sequentially arranged from left to right, wherein a feed inlet 101 for waste plastic is arranged at the upper end of the crushing bin 1, the recycled waste plastic enters the crushing bin 1 through the feed inlet 101, and is sufficiently crushed under the action of the twisting action of a twisting roller 102, the crushed waste plastic falls down on a swinging component 103 and enters the cleaning bin 2 through a discharge outlet 104 arranged at the lower end of the crushing bin 1, specifically, referring to fig. 2, the swinging component 103 comprises a baffle 1031 and an electric push rod 1032, the baffle 1031 is arranged in the crushing bin 1 and is arranged below the twisting roller 102, the upper end of the baffle 1031 is hinged to the inner wall of the crushing bin 1, a chute 1031-1 is arranged on the bottom surface of the baffle 1031, the slide groove 1031-1 is internally provided with a roller 1031-2, the roller 1031-2 is arranged in the slide groove 1031-1 through a fixed shaft, so the roller 1031-2 can roll along the slide groove 1031-1 but can not be separated from the slide groove 1031-1, the electric push rod 1032 is arranged outside the crushing bin 1, the movable part of the electric push rod 1032 enters the crushing bin 1 through a through hole arranged on the side wall of the crushing bin 1 and is connected with the roller 1031-2, and the electric push rod 1032 is continuously and repeatedly stretched and contracted to drive the baffle 1031 to swing back and forth, so that the waste plastics falling on the baffle 1031 can swing along with the movable part, the condition that the waste plastics accumulated in the crushing bin 1 can not well fall into the cleaning bin 2 is avoided, and the waste plastics can be more dispersedly fallen into the cleaning bin 2 through swinging the baffle 1031, and the cleaning is more convenient.

The cleaning bin 2 is arranged below the discharge port 104, the cleaning bin 2 is filled with water added with a rinsing agent, a plurality of stirring conveying rollers 201 are arranged in the cleaning bin 2 at equal intervals, the stirring conveying rollers 201 are fixedly connected with a power device, it should be noted that the stirring conveying rollers 201 are common stirring conveying elements and are of a cylindrical structure, a plurality of stirring blades are uniformly distributed on the surface of the cylindrical structure, furthermore, a lifting assembly 202 is arranged at one end of the cleaning bin 2, which is away from the discharge port 104, the lifting assembly 202 comprises a filter screen groove 2021 arranged in the cleaning bin 2, the filter screen groove 2021 is used for collecting waste plastics floating in the cleaning bin 2, most of moisture in the waste plastics falls back into the cleaning bin 2 from meshes on the filter screen groove 2021, a lifting device 2022 is hinged to the lower end of the filter screen groove 2021, the lifting device 2022 is arranged at the bottom of the cleaning bin 2, and the filter screen groove 2021 can be completely pulled underwater by the lifting device 2022, the screen groove 2021 can also be lifted to the water surface, the lifting device 2022 can be a common lifting rod or a screw rod component, which is not described in detail herein, and one side of the upper end of the screen groove 2021, which is far away from the dewatering bin 3, is hinged with a curved rod 2023, the upper end of the curved rod 2023 is arranged in a sliding groove 2024 which is positioned above the cleaning bin 2, the sliding groove 2024 is arranged obliquely upwards, and the upward end is far away from the cleaning bin 2, the sliding groove 2024 is fixedly arranged, a sliding block 2025 is arranged in the sliding groove 2024, the sliding block 2025 is hinged with the upper end of the curved rod 2023, the sliding block 2025 is driven by external force to slide in the sliding groove 2024, so as to drive the curved rod 2023 to move, the curved rod 2023 further drives the screen groove 2021 to turn over clockwise, when the waste plastics fall from the crushing bin 1 to the cleaning bin 2, one side is cleaned and conveyed to the direction of the dewatering bin 3 under the clockwise rotation of the stirring and the conveying roller 201, at this time, the screen, when most of the waste plastics float to the upper end of the filter screen groove 2021, the filter screen groove 2021 is moved from the cleaning bin 2 to the water surface through the lifting device 2022, then the slide block 2025 is pulled, so that the curved rod 2023 moves along the direction of the dewatering bin 3, the filter screen groove 2021 is driven to turn over, and finally the waste plastics filled in the filter screen groove 2021 are poured into the dewatering bin 3.

The dewatering bin 3 is arranged close to the cleaning bin 2, so that waste plastics can be effectively poured into the dewatering bin 3 through the overturning filter screen groove 2021, a storage barrel 301 is arranged in the dewatering bin 3, two ends of the storage barrel 301 are opened, a liquid outlet hole is formed in the circumferential direction of the storage barrel 301 and used for discharging water remained in the waste plastics, a fixing frame 302 is installed at the upper end of the storage barrel 301, the fixing frame 302 is slightly higher than the upper end of the storage barrel 301 so as not to influence the pouring of the waste plastics by the filter screen groove 2021, the fixing frame 302 is fixedly connected with a rotating shaft of a first motor positioned above the dewatering bin 3, the height of the first motor needs to ensure that the pouring of the waste plastics by the filter screen groove 2021 is not influenced, a guide pipe 303 is communicated with the bottom of the dewatering bin 3, the guide pipe 303 extends into the dewatering bin 3 and is arranged on the outer side of the storage barrel 301, and a bin plate assembly 304 is arranged at the position, which is positioned, the bin plate assembly 304 is used for closing the storage barrel 301 to prevent waste plastics from falling down during dewatering, and opening the storage barrel 301 to ensure that all waste plastics fall down after dewatering, as shown in fig. 3, the bin plate assembly 304 includes a support plate 3043, a rotating shaft 3041 and a rotating plate 3042, the rotating shaft 3041 penetrates through the side wall of the guide pipe 303, the portion of the rotating shaft 3041, which is arranged outside the guide pipe 303, is connected with a second motor, the rotating shaft 3041 is arranged at a position close to the bottom of the storage barrel 301, the rotating plate 3042 is fixedly sleeved on the rotating shaft 3041 and is located in the interval of the rotating shaft 3041 in the guide pipe 303, for better closing the storage barrel 301, the cross sections of the rotating plate 3042, the guide pipe 303 and the storage barrel 301 are all circular, the diameter of the rotating plate 3042 is the same as that of the storage barrel 301, the support plate 3043 is arranged at one side of the guide pipe 303, the supporting plate 3043 is provided to provide sufficient supporting force for the rotating plate 3042 when the rotating plate 3042 closes the bottom of the storage barrel 301, so as to prevent the rotating plate 3042 from falling down due to improper assembly, and the rotating shaft 3041 is rotated to drive the rotating plate 3042 to rotate in the storage barrel 301 and the guiding pipe 303, thereby closing and opening the bottom of the storage barrel 301, because the rotating plate 3042 cannot rotate 360 ° completely due to the supporting plate 3043, the second motor needs to be a stepping motor capable of rotating in the forward and reverse directions.

The drying bin 4 is communicated with the lower end of the guide pipe 303, preferably, the drying bin 4 is designed into a sealed cavity, hot air holes 402 are symmetrically formed in the surface of the drying bin 4 so that hot air can be blown into the drying bin to dry waste plastics, a vibration assembly 401 is arranged in the drying bin 4 and used for effectively overturning and shaking the waste plastics in real time, the vibration assembly 401 comprises a vibration plate 4011 arranged in the drying bin 4, a rotating mechanism 4012 is arranged below the vibration plate 4011, the rotating mechanism 4012 comprises a central shaft 4012-1 and a plurality of cams 4012-2 fixedly arranged on the central shaft 4012-1, the cams 4012-2 also rotate along with the rotating shaft by rotating the fixed shaft, so that the vibration plate 4011 is driven to shake back and forth, more preferably, the cams 4012-2 can be uniformly fixed on the central shaft 4012-1 at different angles and at equal intervals, so that the vibratility of the vibration plate 4011 is, the effects of better overturning and shaking the waste plastics are achieved.

On the basis of the above preferred embodiment, in order to facilitate the absorption of scrap iron in the broken waste plastic, the baffle 1031 is designed into an arc-shaped structure to increase the contact surface between the waste plastic and the baffle 1031, and meanwhile, the magnetic strips 1033 are uniformly installed on the top surface of the baffle 1031 to effectively absorb the scrap iron through the magnetism of the baffle 1031.

In the explanation of the present invention, it should be noted that the term "orientation" is only used for convenience of description and understanding, and is not only limited to the installation position of specific technical features, but also does not exclude other installation manners that can be realized.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A waste plastic recycling pretreatment device is characterized in that: comprises a crushing bin (1), a cleaning bin (2), a dewatering bin (3) and a drying bin (4) which are arranged from left to right in sequence;

a feeding hole (101) is formed in the upper end of the crushing bin (1), a twisting roller (102) is arranged below the feeding hole (101), a swinging assembly (103) used for preventing waste plastics from blocking the feeding hole (101) is arranged below the twisting roller (102), and the lower end of the swinging assembly (103) is correspondingly arranged at a discharging hole (104) in the lower end of the crushing bin (1);

the cleaning bin (2) is arranged below the discharge hole (104), a stirring and conveying roller (201) is arranged in the cleaning bin (2), and a lifting assembly (202) for transferring waste plastics into the dewatering bin (3) is arranged at one end, far away from the discharge hole (104), of the cleaning bin (2);

the dewatering bin (3) is arranged close to the cleaning bin (2), a storage barrel (301) with two open ends and circumferentially distributed with liquid outlet holes is arranged in the dewatering bin (3), a fixing frame (302) is mounted on the storage barrel (301), the fixing frame (302) is connected with a first motor arranged above the dewatering bin (3), a guide pipe (303) is arranged on the outer side of the bottom end of the storage barrel (301), and a bin plate assembly (304) used for opening and closing the bottom end of the storage barrel (301) is arranged in the guide pipe (303);

drying chamber (4) and stand pipe (303) lower extreme intercommunication are equipped with vibration subassembly (401) in drying chamber (4), and hot-blast hole (402) have been seted up to drying chamber (4) surface symmetry.

2. The waste plastic recycling pretreatment device according to claim 1, characterized in that: swing subassembly (103) including articulated baffle (1031) of locating in broken storehouse (1) and locate electric putter (1032) in broken storehouse (1) outside, spout (1031-1) have been seted up to baffle (1031) bottom surface, are equipped with gyro wheel (1031-2) in spout (1031-1), and the movable part of electric putter (1032) passes broken storehouse (1) lateral wall and is connected with gyro wheel (1031-2).

3. The waste plastic recycling pretreatment device according to claim 2, characterized in that: the baffle (1031) is arc-shaped, and the magnetic strips (1033) are uniformly arranged on the top surface of the baffle (1031).

4. The waste plastic recycling pretreatment device according to claim 1, characterized in that: the lifting assembly (202) comprises a filter screen groove (2021) arranged in the cleaning bin (2), the lower end of the filter screen groove (2021) is hinged with a lifting device (2022) arranged at the bottom of the cleaning bin (2), one side of the upper end of the filter screen groove (2021) far away from the dewatering bin (3) is hinged with a curved bar (2023), the curved bar (2023) extends in a sliding groove (2024) arranged above the cleaning bin (2), and a sliding block (2025) hinged with the curved bar (2023) is arranged in the sliding groove (2024).

5. The waste plastic recycling pretreatment device according to claim 1, characterized in that: the warehouse board assembly (304) comprises a rotating shaft (3041), a rotating board (3042) and a supporting board (3043), the rotating shaft (3041) penetrates through the side wall of the guide pipe (303) and is connected with a second motor arranged outside the guide pipe (303), the rotating board (3042) is fixedly installed on an interval where the rotating shaft (3041) is arranged in the guide pipe (303), the supporting board (3043) is fixedly arranged in the guide pipe (303), and the upper surface of the supporting board (3043) is in contact with the lower surface of the rotating board (3042).

6. The waste plastic recycling pretreatment device according to claim 1, characterized in that: the vibration assembly (401) comprises a vibration plate (4011) arranged in the drying bin (4) and a rotating mechanism (4012) used for driving the vibration plate (4011) to shake, wherein the rotating mechanism (4012) comprises a central shaft (4012-1) and a plurality of cams (4012-2) fixedly arranged on the central shaft (4012-1).