CN210758594U

CN210758594U - Plastic particle sorting device for production of PE (polyethylene) water supply pipe

Info

Publication number: CN210758594U
Application number: CN201921521581.8U
Authority: CN
Inventors: 李宪实; 周曰从; 李志�; 魏松; 李一譞; 张媛媛
Original assignee: Tianjin Taihe Energy Saving Technology Co ltd
Current assignee: Tianjin Taihe Energy Saving Technology Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-06-16
Anticipated expiration: 2029-09-12

Abstract

The utility model relates to a plastic granules sorting unit technical field discloses a plastic granules sorting unit is used in production of PE delivery pipe, including sorting unit and the feeding subassembly that is connected with sorting unit's feed inlet, on sorting unit and feeding subassembly all were fixed in the support base, all were equipped with cooling structure on sorting unit and the feeding subassembly. The outer walls of the feeding hopper and the feeding nozzle in the feeding assembly are arranged to be hollow structures, and circulating cooling water is introduced into the hollow structures to cool the outer walls of the feeding hopper and the feeding nozzle, so that the PE raw material poured into the feeding assembly can be preliminarily cooled; meanwhile, the air cooling device is connected to one end of the sorting device, and air cooled by the precooling water net is forcibly fed into the sorting device through the fan in the air cooling device, so that the PE particles in the air cooling device are cooled, and the heat generated when the whole device operates is reduced by the two cooling structures, so that the normal operation of the sorting device is ensured.

Description

Plastic particle sorting device for production of PE (polyethylene) water supply pipe

Technical Field

The utility model relates to a plastic granules sorting unit technical field, concretely relates to plastic granules sorting unit is used in production of PE delivery pipe.

Background

The PE (polyethylene) material is widely applied to the field of water supply pipe manufacturing due to the characteristics of high strength, corrosion resistance, no toxicity and the like. The plastic pipelines in China develop rapidly, the quality is improved continuously, and the polyethylene PE pipe is widely applied to building water supply, building drainage, buried drainage pipes and the like due to the unique advantages of the polyethylene PE pipe. The production material of current PE delivery pipe is the polyethylene plastic pellet, and these PE granules are not of uniform size when purchasing back at the initial stage, but at first need melt the PE granule when factory production, but because these PE granules are not of uniform size, when melting, often can appear melting thoroughly or the processing raw materials that melts out leads to the density inhomogeneous because the degree of melting is different, is difficult to grasp to the melting time of PE granule from this, the problem that extravagant fuel or melting thoroughly influence finished product pipeline quality appears easily. Therefore, the PE particles need to be further sorted by a plastic particle sorting machine according to the above problems so as to ensure the uniformity of the PE particles and facilitate processing.

However, the existing sorting device is not provided with a corresponding cooling device, in the process of sorting PE particles, due to the fact that equipment generates heat in long-term operation and the heat generated by friction among the PE particles can enable the heat inside the sorting device to be increased sharply, the PE particles entering the sorting device are heated by the high temperature inside the sorting device to be partially melted, and therefore the outer side of the PE particles is provided with certain viscosity, adhesion between the PE particles or adhesion between screening nets can be easily caused, and the screening effect and the screening efficiency can be influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a PE supplies production of pipe is with plastic granules sorting unit, the device can prevent that the inside temperature of sorting unit from rising, makes inside PE granule take place the part and melts.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a PE delivery pipe production is with plastic granules sorting unit, includes sorting unit and the feeding subassembly that is connected with sorting unit's feed inlet, sorting unit and feeding subassembly all fixed set up on supporting the base, its characterized in that, all be equipped with cooling structure on sorting unit and the feeding subassembly.

The utility model discloses in, it is further, the feeding subassembly includes feeder hopper, stirring subassembly and feeding mouth, the stirring subassembly is fixed in the feeder hopper top, the one end of feeding mouth is fixed to be set up in the bottom of feeder hopper, and the other end swing joint of this feeding mouth is on sorting unit.

The utility model discloses in, it is further, the feeder hopper all sets up to cavity formula outer wall with the outer wall of material feeding mouth, there is the cooling water circulation to flow in the outer wall is inside.

The utility model discloses in, it is further, the stirring subassembly includes driving motor and auger, the auger rotates to be connected in driving motor and feeder hopper bottom, and the bottom of the lower extreme blade of this auger is equipped with the interval bottom the feeder hopper.

The utility model discloses in, it is further, the one end that the material feeding mouth is connected with sorting unit sets up to the platykurtic export.

The utility model discloses in, it is further, sorting unit includes down shakes the storehouse, goes up gland, multiunit shock dynamo and air cooling device, it sets up on lower storehouse upper portion, multiunit to go up the gland fixed shock dynamo is fixed to be set up under on shaking the storehouse, air cooling device swing joint shakes a storehouse side under in, it goes out the chimney to be equipped with the multiunit on the gland.

The utility model discloses in, it is further, shake the inside fixed multiunit screening net that is provided with in storehouse down, by last multiunit down the mesh diameter of screening net reduces gradually.

The utility model discloses in, it is further, the one end of shaking the storehouse down and keeping away from air cooling unit is connected with the multiunit and goes out the feed cylinder, every group go out the feed cylinder and be linked together with the multiunit separation room that the screening net cut apart out respectively.

The utility model discloses in, it is further, air cooling device includes fan, precooling water net and shell body, the precooling water net is fixed to be set up in shell body inside air intake one side, precooling water net mesocycle flooding has the cooling water, the fan sets up between the air outlet and the precooling water net of shell body.

The utility model discloses in, it is further, sorting unit is connected with the multiunit support column that supports on the base through the spring, is close to the support column that goes out feed cylinder one end is the over-and-under type support column.

Compared with the prior art, the beneficial effects of the utility model are that:

the outer walls of the feeding hopper and the feeding nozzle in the feeding assembly are arranged to be hollow structures, and circulating cooling water is introduced into the hollow structures to cool the outer walls of the feeding hopper and the feeding nozzle, so that the PE raw material poured into the feeding assembly can be preliminarily cooled; meanwhile, the air cooling device is connected to one end of the sorting device, and air cooled by the precooling water net is forcibly fed into the sorting device through the fan in the air cooling device, so that the PE particles in the air cooling device are cooled, and the heat generated when the whole device operates is reduced by the two cooling structures, so that the normal operation of the sorting device is ensured.

Still be provided with the stirring subassembly in the top of feeder hopper in addition, the rotation of auger in the stirring subassembly can make the PE granule that is located the centre in the feeder hopper driven to the flood dragon top after scatter to the feeder hopper inside again, and this in-process can make the inside PE granule that is located the feeder hopper form inside and outside circulation to the PE granule that makes to be located the centre is continuous to be carried out the position exchange with the PE granule that is located and is close feeder hopper outer wall department, thereby makes the inside PE granule of feeder hopper refrigerated more abundant.

Simultaneously, the support column that is located near play feed cylinder one side on the support base sets up to liftable formula support column, and adjustable sorting unit's inclination is in order to realize from this, the regulation of the back ejection of compact speed of sorting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partially cut-away structural schematic diagram of the feeding assembly of the present invention.

FIG. 3 is a sectional structure of the inner part of the lower seismic bin.

FIG. 4 is an exploded view of the lower seismic bin.

Fig. 5 is a sectional view of the internal structure of the air cooling device.

In the drawings: 10. a feed hopper is included; 101. a connecting disc; 11. a stirring assembly; 111. a drive motor; 112. a packing auger; 12. a feeding nozzle; 20. a gland is arranged; 201. an observation window; 202. filtering with a screen; 203. an air outlet cylinder; 21. lowering the vibration bin; 211. a discharging barrel; 212. a sorting chamber; 213. screening the net; 214. a cold air chamber; 215. a striker plate; 216. a feed inlet; 22. locking; 23. vibrating a motor; 30. an air cooling device; 301. an outer housing; 302. pre-cooling a water net; 303. a water injection port; 304. a water outlet; 305. an air inlet; 306. a fan; 307. an air outlet; 40. a support base; 401. a support pillar; 402. a spring; 403. a hydraulic station; 50. and (4) a splash-proof net.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 to 5 simultaneously, a preferred embodiment of the present invention provides a sorting apparatus for plastic particles for producing PE water supply pipes, which comprises a sorting apparatus and a feeding assembly connected to a feeding port 216 of the sorting apparatus, wherein the sorting apparatus and the feeding assembly are both fixedly disposed on a supporting base 40, and are characterized in that cooling structures are disposed on the sorting apparatus and the feeding assembly. Come to getting into through the cooling structure that sets up on sorting unit and feeding subassembly the utility model discloses the temperature in the temperature of the PE granule that the inside was selected separately and the operational environment who locates reduces the processing, prevents that the high temperature from making the PE granule partially melted.

The feeding component comprises a feeding hopper 10, a stirring component 11 and a feeding nozzle 12, the stirring component 11 is fixed above the feeding hopper 10, one end of the feeding nozzle 12 is fixedly arranged at the bottom of the feeding hopper 10, the fixed arrangement mode comprises but is not limited to a screw fastening mode, and the other end of the feeding nozzle 12 can be movably connected to the sorting device through a cloth material barrel. The material feeding nozzle 12 is connected with the sorting device through the cloth material cylinder, so that the influence of vibration on the material feeding nozzle 12 when the sorting device performs vibration sorting operation can be eliminated.

The stirring component 11 can make the middle PE particles in the feeding hopper 10 be driven to the top of the packing auger 112 and then scattered in the feeding hopper 10, and the middle PE particles in the feeding hopper 10 can form internal and external circulation in the process, so that the middle PE particles are continuously exchanged with the PE particles close to the outer wall of the feeding hopper 10, and the PE particles in the feeding hopper 10 can be cooled more fully.

The upper end of the feeding hopper 10 is fixed with a splash guard 50 to prevent the PE particles from spilling out, and the temperature can be further reduced by blowing air into the splash guard 50.

The outer walls of the feed hopper 10 and the feed nozzle 12 are both hollow outer walls, and cooling water flows in circularly inside the outer walls. The temperature of the outer walls of the feed hopper 10 and the feeding nozzle 12 is controlled by injecting circulating cooling water supplied from an external existing cooling device into the hollow outer walls to lower the temperature of the PE particles during feeding. The outer wall of the feeding hopper 10 is welded with a connecting disc 101 for mounting the feeding hopper 10.

The stirring assembly 11 comprises a driving motor 111 and an auger 112, the auger 112 is rotatably connected to the driving motor 111 and the bottom of the feeding hopper 10, and a space is arranged between the bottom of the lowest blade of the auger 112 and the bottom of the feeding hopper 10. The upper end of the packing auger 112 can be connected with the output shaft of the motor through the matching of a shaft coupling or a shaft sleeve and a key, so that the packing auger 112 is driven by the driving motor 111, and meanwhile, the bottom end of the packing auger 112 is rotatably connected to the bottom of the feed hopper 10 through a bearing, so that the packing auger 112 is connected between the driving motor 111 and the bottom of the feed hopper 10, so that the packing auger 112 can be fixed more firmly and reliably, and the distance is arranged between the bottom of the blade at the lowest end of the packing auger 112 and the bottom of the feed hopper 10.

The end of the feeding nozzle 12 connected with the sorting device is a flat outlet, such as an oval outlet, and the structure is that more PE particles can be contacted with the outer wall of the feeding nozzle 12 due to the gradual change of the feeding nozzle 12 into the flat shape in the feeding process, so that the cooling effect on the PE particles can be improved.

Sorting unit shakes storehouse 21 down including, go up gland 20, multiunit shock dynamo 23 and air cooling device 30, it sets up in the storehouse 21 upper portion of shaking down to go up gland 20 accessible hasp 22 is fixed, this hasp 22 makes things convenient for the dismouting of gland 20, can make things convenient for the later stage to dismantle gland 20 and keep in repair storehouse 21 down, multiunit shock dynamo 23 accessible screw cooperation common locking structure or welded mode are fixed in down shake storehouse 21 on, air cooling device 30 shakes a side of storehouse 21 down through cloth system dryer swing joint, upward be equipped with multiunit play dryer 203 on the gland 20, and play dryer 203 inner pad is equipped with filter screen 202. The vibration of the lower vibration bin 21 is realized by a plurality of groups of vibration motors 23 fixed on the lower vibration bin 21 so as to facilitate the screening of the PE particles in the lower vibration bin 21, the vibration motors 23 are the prior art, and the type selection mode and the installation mode determined according to the vibration mode to be realized are common knowledge in the field and are not described herein again.

One side of the upper gland 20 far away from the air cooling device 30 is provided with a plurality of groups of air outlet cylinders 203 so as to facilitate the cooling airflow discharged by the air cooling device 30 to be discharged after the cooling work is finished, and the filter screen 202 arranged in the air outlet cylinders 203 can filter the discharged air, so that the dust and slag inside can be prevented from being discharged to pollute the working environment. And a transparent observation window 201 is also arranged on the upper gland 20 to facilitate timely observation of the internal conditions.

The interior of the lower vibration bin 21 is fixedly provided with a plurality of groups of screening nets 213, and the diameters of the meshes of the plurality of groups of screening nets 213 are gradually reduced from top to bottom. The inner space of the lower vibration bin 21 is divided into a plurality of sorting chambers 212 by the multi-group screening net 213, and PE particles with different diameters are intercepted into the different sorting chambers 212 and then discharged by the corresponding discharging barrels 211. The feed inlet 216 of the lower vibration bin 21 is communicated with the uppermost sorting chamber 212, and a baffle plate 215 is fixed below the feed inlet 216, so that PE particles or dust particles are prevented from falling into the outer wall of the cold air chamber 214 to block the ventilation holes during feeding.

One end of the lower vibration bin 21 far away from the air cooling device 30 is connected with a plurality of groups of discharge barrels 211, and each group of discharge barrels 211 is respectively communicated with a plurality of groups of sorting chambers 212 divided by the screening net 213. The inside one side that is close to air cooling device 30 of lower vibrations storehouse 21 is fixed and is provided with cold wind chamber 214, has seted up the multiunit ventilation hole on cold wind chamber 214's the lateral wall, guarantees the even output of cold wind through the ventilation hole that sets up different density in different regions.

The air cooling device 30 comprises a fan 306, a precooling water net 302 and an outer shell 301, the precooling water net 302 is fixedly arranged on one side of an air inlet 305 in the outer shell 301, cooling water is injected from a water injection port 303 in the precooling water net 302 and then is discharged from a water outlet 304, therefore, the cooling water flows in the precooling water net 302 in a circulating manner, and the fan 306 is arranged between an air outlet 307 of the outer shell 301 and the precooling water net 302. After the fan 306 is started, external air is sucked and then forcibly discharged into the lower vibrating bin 21, and after entering from the air inlet 305, the external air flows through the pre-cooling water net 302 soaked with cooling water, and is discharged into the lower vibrating bin 21 after being cooled, so that the PE particles are cooled and cooled.

The sorting device is connected with a plurality of groups of supporting columns 401 on the supporting base 40 through springs 402, and the supporting columns 401 close to one end of the discharging barrel 211 are lifting supporting columns. The inclination of the sorting device is adjusted by adjusting the height of the supporting column 401, so that the discharging speed is adjusted. The lifting support column can be arranged as a hydraulic cylinder, the height of the lifting support column can be adjusted by lifting the piston end of the hydraulic cylinder, and a hydraulic station 403 is fixed on the support base 40 so as to provide power for the hydraulic cylinder.

The working principle is as follows:

after checking that each operation component is in a normal state by a worker, each motor and each fan 306 are respectively communicated with an external power supply, then external cooling water supply equipment is started to introduce cooling water into the feeding component, PE particles are continuously added into the feeding hopper 10, meanwhile, the driving motor 111, the vibration motor 23 and the fans 306 are started, the driving motor 111 drives the packing auger 112 to stir the PE particles in the feeding hopper 10, the cooling speed is accelerated, when the PE particles are fed into the sorting device through the feeding nozzle 12, the PE particles can be screened under the driving of the vibration motor 23 and are finally discharged from the discharging barrel 211, and in the process, the fans 306 continuously feed cold air into the lower vibration bin 21 to cool the PE particles inside.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims

1. The utility model provides a PE is plastic granules sorting unit for delivery pipe production, includes sorting unit and the feeding subassembly that is connected with sorting unit's feed inlet (216), sorting unit and feeding subassembly all fixed set up on supporting base (40), its characterized in that, all be equipped with cooling structure on sorting unit and the feeding subassembly.

2. The plastic particle sorting device for the production of the PE water supply pipe as claimed in claim 1, wherein the feeding assembly comprises a feeding hopper (10), a stirring assembly (11) and a feeding nozzle (12), the stirring assembly (11) is fixed above the feeding hopper (10), one end of the feeding nozzle (12) is fixedly arranged at the bottom of the feeding hopper (10), and the other end of the feeding nozzle (12) is movably connected to the sorting device.

3. The plastic particle sorting device for the production of the PE water supply pipe as claimed in claim 2, wherein the outer walls of the feed hopper (10) and the feed nozzle (12) are hollow outer walls, and cooling water is circulated inside the outer walls.

4. The plastic particle sorting device for the production of the PE water supply pipe as claimed in claim 2, wherein the stirring assembly (11) comprises a driving motor (111) and an auger (112), the auger (112) is rotatably connected to the bottoms of the driving motor (111) and the feed hopper (10), and a gap is formed between the bottom of the lowest blade of the auger (112) and the bottom of the feed hopper (10).

5. The plastic particle sorting device for the production of the PE water supply pipe as claimed in claim 2, wherein the end of the feeding nozzle (12) connected with the sorting device is provided with a flat outlet.

6. The plastic particle sorting device for the production of the PE water supply pipe as claimed in claim 1, wherein the sorting device comprises a lower vibrating bin (21), an upper pressing cover (20), a plurality of sets of vibrating motors (23) and an air cooling device (30), the upper pressing cover (20) is fixedly arranged on the upper portion of the lower vibrating bin (21), the plurality of sets of vibrating motors (23) are fixedly arranged on the lower vibrating bin (21), the air cooling device (30) is movably connected to one side end of the lower vibrating bin (21), and a plurality of sets of air outlet cylinders (203) are arranged on the upper pressing cover (20).

7. The plastic particle sorting device for the production of the PE water supply pipe as claimed in claim 6, wherein a plurality of groups of screening nets (213) are fixedly arranged inside the lower shaking bin (21), and the diameters of the plurality of groups of screening nets (213) are gradually reduced from top to bottom.

8. The plastic particle sorting device for the production of the PE water supply pipe as claimed in claim 7, wherein one end of the lower vibrating bin (21) far away from the air cooling device (30) is connected with a plurality of groups of discharging barrels (211), and each group of discharging barrels (211) is respectively communicated with a plurality of groups of sorting chambers (212) divided by a screening net (213).

9. The plastic particle sorting device for the production of the PE water supply pipe according to claim 6, wherein the air cooling device (30) comprises a fan (306), a pre-cooling water net (302) and an outer shell (301), the pre-cooling water net (302) is fixedly arranged on one side of an air inlet (305) in the outer shell (301), cooling water is circularly immersed in the pre-cooling water net (302), and the fan (306) is arranged between an air outlet (307) of the outer shell (301) and the pre-cooling water net (302).

10. The plastic particle sorting device for the production of the PE water supply pipe is characterized in that the sorting device is connected with a plurality of groups of supporting columns (401) on a supporting base (40) through springs (402), and the supporting columns (401) close to one end of the discharging barrel (211) are lifting supporting columns.