CN218398995U

CN218398995U - Waste plastic powder sorting device

Info

Publication number: CN218398995U
Application number: CN202222422003.7U
Authority: CN
Inventors: 吕怀兴; 牛远航; 董李鹏; 严银花; 李华健
Original assignee: Henan Green Recycling Electronic Waste Disposal Co ltd; Jiangxi Green Recycling Industry Co ltd
Current assignee: Henan Green Recycling Electronic Waste Disposal Co ltd; Jiangxi Green Recycling Industry Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-31
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a waste plastic powder sorting device, which comprises a box body, a screen assembly and a vibrating mechanism; the box body is provided with an accommodating cavity which is obliquely arranged; the screen assembly comprises an upper screen, a lower screen, a plurality of pressing strips and a movable driving piece. The utility model has the advantages that: when the device is used, the waste plastic powder is poured onto the upper screen, the box body is driven to vibrate through the vibration mechanism, and the upper screen is driven to vibrate, so that small particles in the waste plastic powder fall below the screen and are collected; when screen cloth subassembly's mesh aperture needs are adjusted, screen cloth removes under driving through the removal driving piece, and when the mesh of screen cloth and the mesh of last screen cloth completely coincided down, screen cloth subassembly's mesh aperture is the biggest, and when the mesh of lower screen cloth and the mesh of last screen cloth did not completely coincide, screen cloth subassembly's mesh aperture reduced to the mesh aperture of screen cloth under the infinitely variable control can be in succession, the screen cloth that need not be equipped with multiple different mesh apertures has reduced the cost.

Description

Waste plastic powder sorting device

Technical Field

The utility model belongs to the technical field of waste plastics recovery technique and specifically relates to a waste plastics powder sorting unit is related to.

Background

With the increasing consumption of plastic products, waste plastics are increasing, and if the subsequent treatment of the generated waste plastics is improper, the environment is damaged, and the health of people is harmed. The waste plastics have extremely high recycling value due to the characteristics of the waste plastics, and the recycling of the waste plastics is generally adopted by modern chemical enterprises at present.

The recycling process of waste plastics is generally crushing → washing → drying → sorting → granulating, and the waste plastic powder needs to be sorted after washing and drying to sieve out waste plastics of appropriate particle size. The mesh aperture of the screen cloth of current powder screening plant (like the chinese utility model patent of application number CN 202122196136.2) is invariable, when the powder of other granularities is sieved out according to actual conditions to needs, then need change the screen cloth in other mesh apertures to manufacturing enterprise need be equipped with the screen cloth in multiple different mesh apertures, and the cost is higher, and simultaneously, also can not realize continuous infinitely variable control when the mesh aperture of screen cloth is adjusted.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for a waste plastic powder sorting device, which solves the technical problem of the prior powder screening device that the mesh aperture of the screen is not adjustable, resulting in high cost.

In order to achieve the purpose, the utility model provides a waste plastic powder sorting device, which comprises a box body, a screen assembly and a vibrating mechanism;

the box body is provided with an accommodating cavity which is obliquely arranged;

the screen assembly comprises an upper screen, a lower screen, a plurality of compression strips and a movable driving piece, the upper screen is fixed in the accommodating cavity, the lower screen is attached to the lower end face of the upper screen, each compression strip is attached to the lower end face of the lower screen, two ends of each compression strip are fixedly connected with the upper screen, and the movable driving piece is connected with the lower screen and used for driving the lower screen to move;

the vibration mechanism is connected with the box body and used for driving the box body to vibrate.

In some embodiments, the screen assembly further comprises a fixing block, one end of the fixing block is fixedly connected with the upper screen, and the other end of the fixing block is fixedly connected with the pressing strip.

In some embodiments, the moving driving member includes an adjusting elastic member, a fixing nut, an adjusting screw and a pressing block, one end of the adjusting elastic member is connected to the fixing block, the other end of the adjusting elastic member is connected to one end of the lower screen, the fixing nut is fixedly connected to the pressing strip and the upper screen, the adjusting screw is threaded into the fixing nut, one end of the adjusting screw is connected to the pressing block, and the pressing block abuts against the other end of the lower screen.

In some embodiments, the fixing block is provided with a guide hole; the adjusting elastic piece comprises a guide rod and an adjusting spring, one end of the guide rod is slidably inserted into the guide hole, the adjusting spring is sleeved on the guide rod, one end of the adjusting spring is abutted to the fixed block, and the other end of the adjusting spring is abutted to one end of the lower screen.

In some embodiments, one end of the adjusting screw is rotatably connected to the pressing block.

In some embodiments, the movable driving member further includes a bearing, an inner ring of the bearing is fixedly sleeved at one end of the adjusting screw, and an outer ring of the bearing is fixedly connected with the pressing block.

In some embodiments, the vibration mechanism includes an elastic mounting seat and an exciter, the box body is elastically connected to the elastic mounting seat, and the exciter is connected to the box body and used for driving the box body to vibrate.

In some embodiments, the elastic mounting seat includes a base and a vibration spring, one end of the vibration spring is fixedly connected with the base, and the other end of the vibration spring is fixedly connected with the box body.

In some embodiments, the elastic mounting seat further includes a pillar, one end of the pillar is fixed to the base, and the other end of the pillar is fixedly connected to one end of the vibration spring.

In some embodiments, the elastic mounting seat further comprises an angle block, one end of the angle block is fixedly connected with the box body, and the other end of the angle block is fixedly connected with the other end of the vibration spring.

Compared with the prior art, the utility model provides a technical scheme's beneficial effect is: when the device is used, the waste plastic powder is poured onto the upper screen, the box body is driven to vibrate through the vibration mechanism, and the upper screen is driven to vibrate, so that small particles in the waste plastic powder fall below the screen and are collected; when the mesh aperture of screen cloth subassembly is adjusted to needs, the screen cloth removes under driving through removing the driving piece, and when the mesh of screen cloth and the mesh of last screen cloth were completely coincided down, screen cloth subassembly's mesh aperture was the biggest, and when the mesh of screen cloth and the mesh of last screen cloth were incompletely coincided down, screen cloth subassembly's mesh aperture reduced to the mesh aperture of screen cloth under the stepless adjustment need not be equipped with the screen cloth in multiple different mesh apertures in succession, the cost is reduced.

Drawings

FIG. 1 is a schematic perspective view showing an embodiment of a waste plastic powder sorting apparatus according to the present invention;

FIG. 2 is a schematic perspective view of the screen assembly of FIG. 1;

FIG. 3 is a schematic perspective view of the screen assembly of FIG. 2 from another perspective;

FIG. 4 is an enlarged partial view of area A of FIG. 3;

FIG. 5 is an enlarged partial view of area B of FIG. 3;

FIG. 6 is an exploded view of the screen assembly of FIG. 3;

in the figure: 100-box body, 200-screen mesh component, 210-upper screen mesh, 220-lower screen mesh, 230-pressing strip, 240-movable driving piece, 241-adjusting elastic piece, 2411-guide rod, 2412-adjusting spring, 242-fixing nut, 243-adjusting screw rod, 244-pressing piece, 245-bearing, 250-fixing block, 300-vibration mechanism, 310-elastic mounting seat, 311-base, 312-vibration spring, 313-upright post and 314-corner block.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.

Referring to fig. 1 to 5, the present invention provides a waste plastic powder sorting apparatus, which comprises a box 100, a screen assembly 200 and a vibrating mechanism 300.

The box 100 has an accommodating chamber disposed obliquely. The screen assembly 200 comprises an upper screen 210, a lower screen 220, a plurality of pressing strips 230 and a movable driving piece 240, wherein the upper screen 210 is fixed in the accommodating cavity, the lower screen 220 is attached to the lower end face of the upper screen 210, the positions and sizes of meshes of the lower screen 220 are consistent with those of the upper screen 210, the pressing strips 230 are attached to the lower end face of the lower screen 220, two ends of the pressing strips 230 are fixedly connected with the upper screen 210, and the movable driving piece 240 is connected with the lower screen 220 and used for driving the lower screen 220 to move.

The vibration mechanism 300 is connected to the case 100 and is used to drive the case 100 to vibrate.

When in use, the waste plastic powder is poured on the upper screen 210, and the box body 100 is driven to vibrate by the vibration mechanism 300, so that the upper screen 210 is driven to vibrate, and small particles in the waste plastic powder fall below the screen and are collected; when the mesh aperture of the screen assembly 200 needs to be adjusted, the lower screen 220 is driven to move by the movable driving member 240, when the mesh of the lower screen 220 completely coincides with the mesh of the upper screen 210, the mesh aperture of the screen assembly 200 is the largest, and when the mesh of the lower screen 220 does not completely coincide with the mesh of the upper screen 210, the mesh aperture of the screen assembly 200 is reduced, so that the mesh aperture of the lower screen 220 can be continuously and steplessly adjusted, a plurality of screens with different mesh apertures are not required to be equipped, and the cost is reduced.

In order to realize the fixed connection between the upper screen 210 and the pressing bar 230, referring to fig. 3-5, in a preferred embodiment, the screen assembly 200 further includes a fixing block 250, one end of the fixing block 250 is fixedly connected to the upper screen 210, and the other end of the fixing block 250 is fixedly connected to the pressing bar 230.

In order to realize the function of the movable driving member 240 specifically, referring to fig. 3-5, in a preferred embodiment, the movable driving member 240 includes an adjusting elastic member 241, a fixing nut 242, an adjusting screw 243 and a pressing block 244, one end of the adjusting elastic member 241 is connected to the fixing block 250, the other end of the adjusting elastic member 241 is connected to one end of the lower screen 220, the fixing nut 242 is fixedly connected to both the pressing strip 230 and the upper screen 210, the adjusting screw 243 is screwed into the fixing nut 242, one end of the adjusting screw 243 is connected to the pressing block 244, and the pressing block 244 abuts against the other end of the lower screen 220. When the screen frame is used, the adjusting screw 243 is rotated, the adjusting screw 243 moves, so that the pressing block 244 and the lower screen 220 are driven to move, and meanwhile, the length adaptability of the adjusting elastic element 241 changes.

In order to improve the stability of the moving process of the lower screen 220, referring to fig. 3 to 5, in a preferred embodiment, the fixing block 250 is provided with a guide hole; the adjusting elastic member 241 includes a guide rod 2411 and an adjusting spring 2412, one end of the guide rod 2411 is slidably inserted into the guide hole, the adjusting spring 2412 is sleeved on the guide rod 2411, one end of the adjusting spring 2412 abuts against the fixing block 250, and the other end of the adjusting spring 2412 abuts against one end of the lower screen 220. Since the guide rod 2411 is restricted by the guide hole, the lower screen 220 is prevented from moving in a lateral direction, thereby improving the stability of the moving process of the lower screen 220.

In order to facilitate the rotation of the adjusting screw 243, referring to fig. 3-6, in a preferred embodiment, one end of the adjusting screw 243 is rotatably connected to the pressing block 244.

In order to realize the rotation connection between one end of the adjusting screw 243 and the pressing block 244, referring to fig. 3-5, in a preferred embodiment, the movable driving member 240 further includes a bearing 245, an inner ring of the bearing 245 is fixedly sleeved on one end of the adjusting screw 243, and an outer ring of the bearing 245 is fixedly connected with the pressing block 244.

In order to implement the function of the vibration mechanism 300 specifically, referring to fig. 1, in a preferred embodiment, the vibration mechanism 300 includes an elastic mounting seat 310 and a vibration exciter (not shown), the box 100 is elastically connected to the elastic mounting seat 310, and the vibration exciter is connected to the box 100 and is used for driving the box 100 to vibrate.

In order to realize the functions of the elastic mounting seat 310, referring to fig. 1, in a preferred embodiment, the elastic mounting seat 310 includes a base 311 and a vibration spring 312, one end of the vibration spring 312 is fixedly connected to the base 311, and the other end of the vibration spring 312 is fixedly connected to the box 100.

In order to realize the fixed connection between one end of the vibration spring 312 and the base 311, referring to fig. 1, in a preferred embodiment, the elastic mounting base 310 further includes a pillar 313, one end of the pillar 313 is fixed on the base 311, and the other end of the pillar 313 is fixedly connected to one end of the vibration spring 312.

In order to realize the fixed connection between the other end of the vibration spring 312 and the box body 100, referring to fig. 1, in a preferred embodiment, the elastic mounting seat 310 further includes a corner block 314, one end of the corner block 314 is fixedly connected to the box body 100, and the other end of the corner block 314 is fixedly connected to the other end of the vibration spring 312.

For better understanding of the present invention, the working process of the waste plastic powder sorting apparatus provided by the present invention will be described in detail below with reference to fig. 1 to 6: when in use, the waste plastic powder is poured on the upper screen 210, and the box body 100 is driven to vibrate by the vibration mechanism 300, so that the upper screen 210 is driven to vibrate, and small particles in the waste plastic powder fall below the screen and are collected; when the mesh aperture of the screen assembly 200 needs to be adjusted, the adjusting screw 243 is rotated, the adjusting screw 243 moves, so that the pressing block 244 and the lower screen 220 are driven to move, when the mesh of the lower screen 220 is completely overlapped with the mesh of the upper screen 210, the mesh aperture of the screen assembly 200 is the largest, when the mesh of the lower screen 220 is not completely overlapped with the mesh of the upper screen 210, the mesh aperture of the screen assembly 200 is reduced, the mesh aperture of the lower screen 220 can be continuously and steplessly adjusted, various screens with different mesh apertures are not required, and the cost is reduced.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. A waste plastic powder sorting device is characterized by comprising a box body, a screen assembly and a vibration mechanism;

2. The waste plastic powder sorting device according to claim 1, wherein the screen assembly further comprises a fixing block, one end of the fixing block is fixedly connected to the upper screen, and the other end of the fixing block is fixedly connected to the pressing bar.

3. The waste plastic powder sorting device according to claim 2, wherein the movement driving member comprises an adjusting elastic member, a fixing nut, an adjusting screw, and a pressing block, wherein one end of the adjusting elastic member is connected to the fixing block, the other end of the adjusting elastic member is connected to one end of the lower screen, the fixing nut is fixedly connected to both the pressing strip and the upper screen, the adjusting screw is threadedly connected to the fixing nut, one end of the adjusting screw is connected to the pressing block, and the pressing block abuts against the other end of the lower screen.

4. The waste plastic powder sorting device according to claim 3, wherein the fixed block is provided with a guide hole;

the adjusting elastic piece comprises a guide rod and an adjusting spring, one end of the guide rod is slidably inserted into the guide hole, the adjusting spring is sleeved on the guide rod, one end of the adjusting spring is abutted to the fixed block, and the other end of the adjusting spring is abutted to one end of the lower screen.

5. Waste plastic powder sorting device according to claim 3, wherein one end of the adjusting screw is rotatably connected to the press block.

6. The waste plastic powder sorting device according to claim 5, wherein the movable driving member further comprises a bearing, an inner ring of the bearing is fixedly sleeved at one end of the adjusting screw, and an outer ring of the bearing is fixedly connected with the press block.

7. The waste plastic powder sorting device according to claim 1, wherein the vibration mechanism comprises an elastic mount to which the case is elastically attached and an exciter attached to the case for driving the case to vibrate.

8. The waste plastic powder sorting device according to claim 7, wherein the elastic mount comprises a base and a vibrating spring, one end of the vibrating spring is fixedly connected to the base, and the other end of the vibrating spring is fixedly connected to the case.

9. The waste plastic powder sorting device according to claim 8, wherein the elastic mount further comprises a column, one end of the column is fixed to the base, and the other end of the column is fixedly connected to one end of the vibration spring.

10. The waste plastic powder sorting device according to claim 8, wherein the elastic mount further comprises a corner block, one end of the corner block being fixedly connected to the case, the other end of the corner block being fixedly connected to the other end of the vibration spring.