CN207388088U - A kind of plastic cleaning and purifying plant for household garbage sorting system - Google Patents

Abstract

The utility model discloses a plastic cleaning and purification device used in a domestic waste sorting system, which comprises a stirring mechanism, a feeding mechanism, a cutting and separating mechanism, a main material discharging mechanism, an auxiliary material discharging mechanism, and a water circulation and sedimentation system, wherein the stirring The mechanism includes a mixing tank, a hopper, the first pulsator, and the first power device; the feeding mechanism is composed of a three-dimensional spiral groove, the second pulsator, and the second power device; the cutting and separating mechanism is composed of the first drum and the second drum; the main material The discharge mechanism is composed of the first screw conveyor and a vertical centrifugal dehydrator; the auxiliary material discharge mechanism is composed of the second screw conveyor and a horizontal screw centrifuge; the water circulation and sedimentation system consists of circulating water pumps, pipelines, filter sedimentation tanks, the first Composed of three screw conveyors, the first water tank, the second water tank and the third water tank. As a post-processing equipment for domestic waste classification, the device not only realizes the cleaning and purification of light plastics, provides conditions for its recycling, but also realizes the recovery of the cleaned auxiliary materials.

Description

A plastic cleaning and purification device for domestic waste sorting system

technical field

The utility model relates to the technical field of garbage sorting equipment, in particular to a plastic cleaning and purification device used in a household garbage sorting system.

Background technique

With the improvement of people's living standards, the impact of domestic waste on the environment is increasing. Therefore, the classification and recycling of domestic waste can make full use of domestic waste as a resource and realize the "resource and reduction" of domestic waste. It has become an important task of governments at all levels and the general public in recent years, so there have been various sorting and sorting equipment for domestic waste in various places, but the current garbage sorting and sorting equipment are only for After preliminary sorting, the sorted substances inevitably contain impurities, which need further treatment before they can be used, especially the lightweight plastics sorted in the dry sorting system, which also contain paper, Plant leaves and other sundries, so the sorted lightweight plastics must be cleaned and purified to remove paper, plant leaves and other sundries before they can be used. Therefore, it is necessary to develop a plastic cleaning and purification device suitable for dry domestic waste sorting system.

Utility model content

In view of the above-mentioned defects of the prior art, the technical problem to be solved by the utility model is to provide a kind of plastic used in daily life according to the requirement that the light plastics sorted out by the dry domestic garbage sorting system need to be cleaned and purified before they can be further utilized. The plastic cleaning and purification device of the waste sorting system, as a post-processing equipment for domestic waste classification, not only realizes the cleaning and purification of light plastics, but also provides conditions for the recycling of light plastics, and also realizes the cleaning of the waste. Recycling of excipients.

In order to achieve the above purpose, the utility model provides a plastic cleaning and purification device for domestic garbage sorting system, including a stirring mechanism, a feeding mechanism, a cutting and separating mechanism, a main material discharging mechanism, an auxiliary material discharging mechanism and a water cycle and Sedimentation system, wherein the mixing mechanism includes a mixing tank, a hopper, the first wave wheel, and the first power device; the feeding mechanism is composed of a three-dimensional spiral groove, the second wave wheel, and the second power device; the cutting and separating mechanism is composed of the first roller and the second The main material discharge mechanism is composed of the first screw conveyor and a vertical centrifugal dehydrator; the auxiliary material discharge mechanism is composed of the second screw conveyor and a horizontal screw centrifuge; the water circulation and sedimentation system consists of circulating water pumps, pipes, The filter sedimentation tank, the third screw conveyor, the first water tank, the second water tank and the third water tank are composed; the upper part of the mixing tank is equipped with a hopper, and the bottom of the mixing tank is equipped with a first wave wheel and a first power device, wherein the first The pulsator and the first power device are connected; the upper right part of the mixing bucket is provided with a water outlet, and the water outlet is located at the upper part of the three-dimensional spiral groove, and the second pulsator and the second power device are arranged at the bottom of the three-dimensional spiral groove, and the second The pulsator and the second power device are connected, and a cutting and separating mechanism composed of a first roller and a second roller is arranged on the side of the feeding mechanism, and a first screw conveyor is arranged on the side of the cutting and separating mechanism, and the first screw conveyor The input end of the conveyor, the three-dimensional spiral groove, the second pulsator, the first roller, and the second roller are all arranged in the first water tank, and the output end of the first screw conveyor is located on the upper part of the vertical centrifugal dehydrator. The side casing of the first screw conveyor communicates with the second screw conveyor through a through hole, the side casing of the second screw conveyor communicates with the second water tank through a through hole, and the output end of the second screw conveyor It is arranged on the upper part of the input end of the horizontal spiral centrifuge, and the rear output end of the horizontal spiral centrifuge is connected with the third water tank, and the third water tank, the second water tank, and the first water tank are connected to the filtration sedimentation tank through pipelines, and the filter The sedimentation tank is connected to the input end of the pipeline and the input end of the third screw conveyor, and the output end of the pipeline is connected to the circulating water pump, and the circulating water pump is connected to the hopper.

Further, a spiral guide plate is provided above the mixing bucket, and the bottom of the spiral guide plate is in the middle of the mixing bucket, lower than the bottom of the water outlet.

Further, the hopper is located in the center above the mixing barrel, and the height of the bottom of the hopper is between the bottom of the spiral guide plate and the bottom of the water outlet.

Further, the first pulsator is at the bottom of the mixing tank, the first pulsator is a cone, and the cone surface of the first pulsator cone is evenly provided with 6 first pulsator ribs, and the water acts on the first pulsator. It realizes high-speed rotation, drives the material to rotate along the spiral guide plate, and increases the soaking time of the material.

Further, the three-dimensional spiral groove is a spiral conveying water groove, and the bottom is provided with a second pulsator. The main purpose is to further increase the soaking time of the material, and realize the separation of some impurities under the action of the second wave wheel.

Further, the second pulsator is an inner cone, and the conical surface of the inner cone of the second pulsator is uniformly provided with 6 second pulsator ribs. Under the action of the second pulsator, the water rotates toward the center at a high speed, driving the materials to be thrown toward the center, and separating the sundries from the light plastic.

Further, the surfaces of the first roller and the second roller are evenly arranged with hook teeth with curved surfaces on both sides, the hook teeth of the two rollers are staggered in the axial direction, and the rotation of the rollers is the same, the center of the rollers is on the water surface, and the first roller The rotating speed is faster than the second drum rotating speed. In this way, the hook teeth of the drum will break the fully soaked paper into paddles, break the fully soaked plant leaves into broken leaves, and also stir up light plastics from the water, realizing the separation of sundries and solving the problem of Solved the problem of plastic entanglement.

Further, the circulating water pump is a high-pressure water pump, and its water outlet is at the center of the hopper. Due to the high-speed rotation of the first wave wheel, a vortex is formed in the center of the mixing barrel, which not only realizes the automatic feeding of materials, but also washes away the paper and plant leaves on the surface of the materials to achieve preliminary separation and solve the congestion of feeding materials. question.

Further, a third screw conveyor is arranged at the bottom of the filtration sedimentation tank. The filter sedimentation tank is to collect the water in the first, second and third water tanks together for filtration and sedimentation. The clean water is recycled through the circulating water pump, and the precipitated heavy substances are output through the third screw conveyor.

The beneficial effects of the utility model are:

As post-processing equipment for domestic waste classification, the utility model not only realizes the cleaning and purification of light plastics, but also provides conditions for the recycling of light plastics, and also realizes the recovery of cleaned auxiliary materials (paper, plant leaves), The deficiencies of the prior art are effectively solved.

The conception, specific structure and technical effects of the present utility model will be further described below in conjunction with the accompanying drawings, so as to fully understand the purpose, characteristics and effects of the present utility model.

Description of drawings

Fig. 1 is a system diagram of the utility model

Fig. 2 is a view system diagram of the utility model

Figure 3 is a house view of the spiral guide plate

Figure 4 is a sectional view of the first impeller

Figure 5 is a house view of the first impeller

Fig. 6 is a sectional view of A-A of Fig. 4

Figure 7 is a sectional view of the second impeller

Figure 8 is a house view of the second impeller

Fig. 9 is a sectional view of A-A of Fig. 7

Figure 10 is a cross-sectional view of the hook teeth of the drum

Description of numbers in the figure:

11-mixing barrel, 12-hopper, 13-the first wave wheel, 14-the first power unit

21-three-dimensional spiral groove, 22-second pulsator, 23-second power device

31-first roller 32-second roller

41-The first screw conveyor 42-Vertical centrifugal dehydrator

51-Second screw conveyor 42-Horizontal screw centrifuge

61-Circulating water pump, 62-Pipeline, 63-Filtration sedimentation tank, 64-Third screw conveyor, 65-First water tank, 66-Second water tank, 67-Third water tank

111-spiral guide plate, 112-fixed plate, 113-water outlet

131-the first wave wheel edge

221-the second wave wheel edge

Detailed ways

As shown in Figure 1, a plastic cleaning and purification device used in a household waste sorting system includes a stirring mechanism, a feeding mechanism, a cutting and separating mechanism, a main material discharging mechanism, an auxiliary material discharging mechanism, and a water circulation and sedimentation system, wherein The mixing mechanism includes a mixing barrel 11, a hopper 12, a first impeller 13, and a first power unit 14; the feeding mechanism is composed of a three-dimensional spiral groove 21, a second impeller 22, and a second power unit 23; 31 and the second drum 32; the main material discharge mechanism is composed of the first screw conveyor 41 and the vertical centrifugal dehydrator 42; the auxiliary material discharge mechanism is composed of the second screw conveyor 51 and the horizontal screw centrifuge 52; the water circulation And the sedimentation system is made up of circulating water pump 61, pipeline 62, filtration sedimentation tank 63, the third screw conveyor 64, the first water tank 65, the second water tank 66 and the third water tank 67; The first pulsator 13 and the first power unit 14 are installed at the bottom of the mixing tank 11, wherein the first pulsator 13 and the first power unit 14 are connected; the upper right part of the mixing tank 11 is provided with a water outlet 113, and the water outlet 113 Located on the top of the three-dimensional spiral groove 21, the bottom of the three-dimensional spiral groove 21 is provided with a second pulsator 22 and a second power device 23, and the second pulsator 22 and the second power device 23 are connected, and the side part of the feeding mechanism is provided by The cutting and separating mechanism composed of the first roller 31 and the second roller 32, the first screw conveyor 41 is arranged on the side of the cutting and separating mechanism, the input end of the first screw conveyor 41 and the three-dimensional spiral groove 21, the second wave The wheel 22, the first drum 31, and the second drum 32 are all arranged in the first tank 65, the output end of the first screw conveyor 41 is located at the top of the vertical centrifugal dehydrator 42, and the output end of the first screw conveyor 41 The side casing communicates with the second screw conveyor 51 through a through hole, the side casing of the second screw conveyor 51 communicates with the second water tank 66 through a through hole, and the output end of the second screw conveyor 51 is arranged at The upper part of the input end of the horizontal screw centrifuge 52, the right output end of the horizontal screw centrifuge 52 communicates with the third water tank 67, and the third water tank 67, the second water tank 66, and the first water tank 65 are connected to the filtration sedimentation tank through pipelines 63 , the filter sedimentation tank 63 is connected to the input end of the pipeline 62 and the input end of the third screw conveyor 64 , the output end of the pipeline 62 is connected to the circulating water pump 61 , and the circulating water pump 61 is connected to the hopper 12 .

As shown in Figure 1, the light plastics sorted from the domestic waste sorting system are sent to the hopper 12, and the automatic feeding is realized under the action of high-pressure water. Paper, plant leaves and other debris are separated; since the bottom of the mixing tank 11 is provided with a first pulsator 13, the first pulsator 13 is a cone (Figure 4), and the cone surface of the cone is evenly equipped with 6 pulsator edges 131 (Fig. 5), the first pulsator 13 rotates at a high speed driven by the first power unit 14, so that the water and materials are also rotated at a high speed, and a vortex is formed in the center of the mixing tank 11, so that the incoming materials leave the center quickly The position will not block the feed port; since the top of the mixing tank 11 is provided with a spiral guide plate 111, and the bottom of the spiral guide plate 111 is in the middle of the mixing tank 11, lower than the bottom of the water outlet 113, so that the material coming in from the hopper 12 quickly along the The rotation of the spiral guide plate 111 not only increases the soaking time, but also separates some impurities, and then flows from the water outlet 113 to the feeding mechanism.

Since the inlet of the feeding mechanism is a three-dimensional spiral groove 21, the soaking time of the material is increased. Its bottom is provided with the second pulsator 22, and the second pulsator 22 is an inner cone (Fig. 7), and the tapered surface of the inner cone is evenly provided with 6 pulsator ribs 221 (Fig. 8); The second power unit 23 is driven to rotate at a high speed, so that the water rotates at a high speed to the center, and the materials are thrown to the center, and part of paper, plant leaves and other sundries are separated from the light plastic, realizing the separation of the sundries again.

The material coming out of the feeding mechanism passes through a cutting and separating mechanism consisting of a pair of rollers with hook teeth. Since the first roller 31 and the second roller 32 are evenly arranged with hook teeth with two curved surfaces (Fig. 10), the two rollers The hooks of the rollers are staggered in the axial direction, and the rotation of the rollers is the same, and the center of the rollers is on the water surface, but the rotation speed of the first roller 31 is faster than that of the second roller 32, so that the hooks of the rollers will break the fully soaked paper The paddle breaks the fully soaked plant leaves into broken leaves, and also picks up lightweight plastics from the water, realizing the separation of sundries and solving the problem of plastic entanglement.

The light plastic water mixture after the cutting and separating mechanism enters the first screw conveyor 41. Since the first screw conveyor 41 has a large hole in the shell, most of the hydrates such as pulp and broken leaves will flow from the large hole in the shell to the second screw conveyor. In the second screw conveyor 51, the lightweight plastics are transported to the vertical centrifugal dehydrator 42 for dehydration, so that some pulp, broken leaves and other sundries mixed in the lightweight plastics are further separated, thereby obtaining clean lightweight plastics.

Since the shell of the second screw conveyor 51 is distributed with small holes, hydrates such as pulp and broken leaves flowing out from the large holes of the first screw conveyor 41 enter the second screw conveyor 51, and the water will flow to the second screw conveyor 51 through the small holes in the shell. The water tank 66, pulp and broken leaves are transported to the horizontal screw centrifuge 52, the dehydrated pulp and broken leaves are output from the bottom of the front end of the horizontal screw centrifuge 52, and the water flows from the bottom of the rear end of the horizontal screw centrifuge 52. to the third sink 67.

The water in the first water tank 65, the second water tank 66 and the third water tank 67 is collected through pipelines to the filter sedimentation tank 63 for filtration and sedimentation to remove impurities in the water, and the precipitated heavy substances are output through the third screw conveyor 64, clean The water is sent to the mixing tank 11 through the circulating water pump 61 to realize the recycling of water.

The preferred specific embodiments of the present utility model have been described in detail above. It should be understood that those skilled in the art can make many modifications and changes according to the concept of the present utility model without creative efforts. Therefore, all technical solutions that can be obtained by those skilled in the art based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the prior art should be within the scope of protection defined by the claims .

Claims (9)

1. A plastic cleaning and purification device for a household waste sorting system, characterized in that it includes a stirring mechanism, a feeding mechanism, a cutting and separating mechanism, a main material discharging mechanism, an auxiliary material discharging mechanism, and a water circulation and sedimentation system, wherein Stirring mechanism contains stirring tank (11), hopper (12), first wave wheel (13), first power unit (14); feeding mechanism is composed of three-dimensional spiral groove (21), second wave wheel (22), second The power device (23) is composed; the cutting and separating mechanism is composed of the first drum (31) and the second drum (32); the main material discharge mechanism is composed of the first screw conveyor (41) and the vertical centrifugal dehydrator (42) The auxiliary material discharge mechanism is composed of a second screw conveyor (51) and a horizontal screw centrifuge (52); the water circulation and sedimentation system is composed of a circulating water pump (61), a pipeline (62), a filter sedimentation tank (63), a third Screw conveyor (64), the first water tank (65), the second water tank (66) and the third water tank (67); the top of the mixing tank (11) is equipped with a hopper (12), and the mixing tank (11) The bottom installs the first pulsator (13), the first power unit (14), wherein the first pulsator (13), the first power unit (14) are connected; the upper right part of the mixing bucket (11) is provided with a water outlet ( 113), the water outlet (113) is located at the top of the three-dimensional spiral groove (21), the bottom of the three-dimensional spiral groove (21) is provided with a second pulsator (22), a second power unit (23), and the second pulsator (22), the second power unit (23) is connected, the side of the feeding mechanism is provided with a cutting and separating mechanism composed of the first drum (31) and the second drum (32), and the side of the cutting and separating mechanism is provided with the first A screw conveyor (41), the input end of the first screw conveyor (41) and the three-dimensional spiral groove (21), the second pulsator (22), the first roller (31), the second roller (32) are all arranged in the first water tank (65), the output end of the first screw conveyor (41) is located on the upper part of the vertical centrifugal dehydrator (42), and the side shell of the first screw conveyor (41) passes through The through hole communicates with the second screw conveyor (51), and the side casing of the second screw conveyor (51) communicates with the second water tank (66) through the through hole, and the second screw conveyor (51) The output end is arranged on the upper part of the input end of the horizontal screw centrifuge (52), and the right output end of the horizontal screw centrifuge (52) is communicated with the third water tank (67), and the third water tank (67), the second water tank (66), the first water tank (65) communicates with the filter sedimentation tank (63) through pipelines, and the filter sedimentation tank (63) connects the input end of the pipeline (62) and the input end of the third screw conveyor (64), and the pipeline (62) The output end is connected to the circulating water pump (61), and the circulating water pump (61) is connected to the hopper (12). 2. A plastic cleaning and purification device for household waste sorting system according to claim 1, characterized in that: a spiral guide plate (111) is provided above the mixing bucket (11), and the spiral guide plate (111) bottom is in the middle part of mixing bucket (11), lower than water outlet (113) bottom. 3. A plastic cleaning and purifying device for domestic waste sorting system as claimed in claim 1, characterized in that: said hopper (12) is located in the center above the mixing bucket (11), and the hopper (12) The height of the bottom is between the bottom of the helical guide plate (111) and the bottom of the water outlet (113). 4. A plastic cleaning and purification device for domestic waste sorting system as claimed in claim 1, characterized in that: the first wave wheel (13) is at the bottom of the mixing bucket (11), and the first wave wheel The wheel (13) is a cone, and the cone surface of the first wave wheel (13) is evenly provided with 6 first wave wheel ribs (131). 5. A plastic cleaning and purification device for domestic waste sorting system according to claim 1, characterized in that: the three-dimensional spiral groove (21) is a spiral conveying water groove, and the bottom is provided with a second wave wheel (22). 6. A plastic cleaning and purifying device for domestic waste sorting system as claimed in claim 5, characterized in that: said second wave wheel (22) is an inner cone, and the second wave wheel (22) ) The cone surface of the inner cone is uniformly provided with 6 second pulsator ribs (221). 7. A plastic cleaning and purifying device for domestic waste sorting system according to claim 1, characterized in that: said first drum (31) and second drum (32) are evenly arranged on two sides Be the hook teeth of curved surface, the hook teeth of two cylinders are axially staggered, and the steering of the cylinders is the same, the center of the cylinders is on the water surface, and the rotating speed of the first cylinder (31) is faster than that of the second cylinder (32). 8. A plastic cleaning and purification device used in a domestic waste sorting system as claimed in claim 1, characterized in that: the circulating water pump (61) is a high-pressure water pump, and its water outlet is at the center of the hopper (12) . 9. A plastic cleaning and purifying device used in a domestic waste sorting system according to claim 1, characterized in that: a third screw conveyor (64) is arranged at the bottom of the filter sedimentation tank (63).