CN211138075U

CN211138075U - Processing device for plastic pipes

Info

Publication number: CN211138075U
Application number: CN201922127741.7U
Authority: CN
Inventors: 刘中华; 张辉; 张福顺
Original assignee: Shandong Hua Hai Plastic Co ltd
Current assignee: Shandong Hua Hai Plastic Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-31
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a processing device of plastic pipes, belonging to the technical field of pipe processing equipment, comprising an extruder, wherein the extruder comprises an extruder body, and the extruder body is connected with a cooling box through a discharge head; the top of the extruder body is provided with a feed hopper, the top of the feed hopper is connected with a raw material preheating tank, the outer wall of the raw material preheating tank is provided with a heating jacket, and the heating jacket is provided with a steam inlet pipe; a cold water tank is arranged on the left side of the top of the cooling tank, and a heat exchanger is arranged on the right side of the top of the cooling tank; the cooling box is connected with a filter box through a water outlet, the top of the filter box is connected with the heat exchanger through a water return pipe, and the top of the heat exchanger is communicated with the steam inlet pipe through a steam pipeline. The extruder and the cooling box are used in a combined mode, the raw materials of the pipe which is just extruded can be rapidly cooled and formed, heat in water is recycled through the heat exchanger and used for preheating plastic raw materials, and energy is saved.

Description

Processing device for plastic pipes

Technical Field

The utility model relates to a tubular product processing equipment technical field, concretely relates to processingequipment of plastics tubular product.

Background

The production of plastics tubular product generally adopts the mode of extrusion to go on, relies on the rotatory pressure and the shearing force that produces of screw rod through the extruder, can make the material fully carry out plastify and homogeneous mixing, through the bush shaping, then carries out cooling to fashioned tubular product. Traditional cooling methods generally drop into the plastics tubular product after the shaping and directly cool down in the cold water, perhaps directly make cold water spray to the plastics tubular product on cool down, often need consume a large amount of cold water to cause very big waste to the water resource, and cold water cools off the back to the tubular product, often can carry the heat, and these heats are difficult to by recycle, thereby have caused the waste to the heat. In addition, the rapid cooling method can generate internal stress to the structure of the plastic product, so that the product is easy to crack, thereby affecting the quality of the product.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a processingequipment of plastics tubular product uses extruder and cooling tank combination, can carry out the rapid cooling shaping to the tubular product raw materials of just extruding, avoids plastics tubular product to be full of cracks through the atomizing cooling, and will filter the recovery to the water after plastics tubular product cools off to the heat of aquatic is retrieved through the heat exchanger and is used for preheating of extruder plastics raw materials, has saved the energy.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a processing device for plastic pipes comprises an extruder, wherein the extruder comprises an extruder body, a motor and a feeding bin are respectively arranged in the extruder body, a rotating shaft I extending into the feeding bin is mounted at the output end of the motor, an extruding roller is connected onto the rotating shaft I, a discharging head is arranged on one side of the feeding bin, which is far away from the motor, and the extruder body is connected with a cooling box through the discharging head; the extruder comprises an extruder body, and is characterized in that a feed hopper is arranged at the top of the extruder body, the top of the feed hopper is connected with a raw material preheating tank through a feed pipeline, a heating jacket is arranged on the outer wall of the raw material preheating tank, and the heating jacket is provided with a steam inlet pipe, a steam outlet pipe and a water discharge pipe; a feed port is formed in the left side surface of the cooling box, a discharge port is formed in the right side surface of the cooling box, the feed port corresponds to the discharge head, a plastic pipe enters the cooling box through the feed port after coming out of the extruder, the discharge port is symmetrical to the feed port, and a transmission device is arranged at the bottom of the plastic pipe; a cold water tank is arranged on the left side of the top of the cooling tank, a heat exchanger is arranged on the right side of the top of the cooling tank, the cold water tank is connected with the heat exchanger through a water pipe, a refrigerator is arranged in the cold water tank, one end of the cold water tank is connected with an atomizer through a pipeline, the outlet end of the atomizer is connected with an atomization pipeline, the atomization pipeline penetrates into the cooling tank, a plurality of atomization nozzles are arranged on the atomization pipeline positioned in the cooling tank, and a water inlet pipe is arranged on the top of the cold water tank; the cooling tank bottom is equipped with the delivery port, the cooling tank passes through the delivery port is connected with the rose box, rose box inside from top to bottom is equipped with active carbon filter screen and filter screen in proper order, the rose box top pass through the wet return with the heat exchanger is connected, the heat exchanger top pass through steam conduit with steam advances the pipe intercommunication.

Preferably, the bottom of the extruder body is provided with a supporting seat, the cooling box is arranged on the base through a supporting column, and the filter box is arranged on the base.

Preferably, the transmission device comprises a rotating shaft II, the front end and the rear end of the rotating shaft II are respectively sleeved in two bearings, the two bearings are respectively clamped on the front surface and the back surface of the inner wall of the cooling box, a roller is fixedly connected to the outer surface of the rotating shaft II, and the upper surface of the roller is in lap joint with the lower surface of the plastic pipe.

Preferably, the number of the transmission devices is not less than three.

Preferably, the water pipe and the water return pipe are both provided with a water pump.

Preferably, a control valve is arranged on the feeding pipeline.

Preferably, the right side surface of the cooling box is provided with an exhaust hole, and an exhaust fan is arranged in the exhaust hole.

Preferably, the heat exchanger is a plate heat exchanger.

The utility model has the advantages of that: the device combines the extruder and the cooling box for use, and can rapidly cool and mold the raw material of the pipe which is just extruded; the plastic pipe is atomized and cooled, and the pipe is uniformly coated by mist, so that the problems of non-uniformity of water spray cooling and easiness in cracking of the pipe are solved; the water flowing out of the water outlet at the bottom of the cooling tank can enter the filter tank, impurities and peculiar smell are removed by double filtration of the activated carbon filter screen and the filter screen, and plastic residues in the water are filtered, so that groove marks caused by the impurities in the cooling process of the plastic pipe can be avoided, the blockage of an atomizing nozzle is prevented, meanwhile, the waste of water resources is also avoided, the plastic pipe is recovered through a water return pipe, the recovered hot water enters the heat exchanger for heat exchange, the hot steam is connected with a steam inlet pipe of a heating jacket through a steam pipeline and is used for preheating plastic raw materials of an extruder, so that the purposes of improving the resource utilization rate and reducing the production energy consumption are achieved, and the water after heat exchange enters the cold water tank through a water pipe and is continuously used for atomizing and cooling; the hot steam in the cooling box can be discharged out of the box body through the exhaust fan, so that heat dissipation is accelerated, and the cooling efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a plastic pipe processing device of the present invention;

fig. 2 is a schematic structural view of the transmission device of the processing device for plastic pipes of the present invention.

In the figure: 1-extruder, 2-motor, 3-feeding bin, 4-rotating shaft I, 5-extruding roller, 6-discharging head, 7-cooling box, 8-feeding hopper, 9-raw material preheating tank, 10-heating jacket, 11-steam inlet pipe, 12-steam outlet pipe, 13-water outlet pipe, 14-feeding inlet, 15-discharging outlet, 16-cold water tank, 17-refrigerator, 18-heat exchanger, 19-water pipe, 20-atomizer, 21-atomizing nozzle, 22-water inlet pipe, 23-filtering box, 24-active carbon filtering screen, 25-filtering screen, 26-water return pipe, 27-steam pipeline, 28-rotating shaft II, 29-bearing, 30-roller, 31-water pump, 32-control valve, 33-exhaust hole, 34-exhaust fan, 35-support seat and 36-base.

Detailed Description

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

The processing device for the plastic pipe shown in fig. 1-2 comprises an extruder, the extruder comprises an extruder body 1, a motor 2 and a feeding bin 3 are respectively arranged inside the extruder body 1, a rotating shaft I4 extending into the feeding bin 3 is mounted at an output end of the motor 2, an extruding roller 5 is connected to the rotating shaft I4, a discharging head 6 is arranged on one side of the feeding bin 3 away from the motor 2, and the extruder body 1 is connected with a cooling box 7 through the discharging head 6; the top of the extruder body 1 is provided with a feed hopper 8, the top of the feed hopper 8 is connected with a raw material preheating tank 9 through a feed pipeline, the outer wall of the raw material preheating tank 9 is provided with a heating jacket 10, and the heating jacket 10 is provided with a steam inlet pipe 11, a steam outlet pipe 12 and a drain pipe 13; a feed inlet 14 is formed in the left side surface of the cooling box 7, a discharge outlet 15 is formed in the right side surface of the cooling box 7, the feed inlet 14 corresponds to the discharge head 6, a plastic pipe enters the cooling box 7 through the feed inlet 14 after coming out of the extruder, the discharge outlet 15 is symmetrical to the feed inlet 14, and a transmission device is arranged at the bottom of the plastic pipe; a cold water tank 16 is arranged on the left side of the top of the cooling tank 7, a heat exchanger 18 is arranged on the right side of the top of the cooling tank 7, the cold water tank 16 is connected with the heat exchanger 18 through a water pipe 19, a refrigerator 17 is arranged inside the cold water tank 16, one end of the cold water tank 16 is connected with an atomizer 20 through a pipeline, the outlet end of the atomizer 20 is connected with an atomizing pipeline, the atomizing pipeline penetrates through the atomizing pipeline which extends into the cooling tank 7 and is positioned inside the cooling tank 7, a plurality of atomizing nozzles 21 are arranged on the atomizing pipeline, and a water inlet pipe 22 is arranged on the top of the cold water tank 16; 7 bottoms of cooler bin are equipped with the delivery port, cooler bin 7 passes through the delivery port is connected with rose box 23, rose box 23 is inside from top to bottom is equipped with active carbon filter screen 24 and filter screen 25 in proper order, 23 tops of rose box pass through wet return 26 with heat exchanger 18 is connected, 18 tops of heat exchanger pass through steam conduit 27 with steam advances pipe 11 intercommunication.

The bottom of the extruder body 1 is provided with a supporting seat 35, the cooling box 7 is arranged on a base 36 through a support, and the filter box 23 is arranged on the base 36. The transmission device comprises a rotating shaft II28, the front end and the rear end of the rotating shaft II28 are respectively sleeved in two bearings 29, the two bearings 29 are respectively clamped on the front surface and the back surface of the inner wall of the cooling box 7, a roller 30 is fixedly connected to the outer surface of the rotating shaft II28, and the upper surface of the roller 30 is in lap joint with the lower surface of the plastic pipe. The number of the transmission devices is not less than three. And water pumps 31 are respectively arranged on the water pipe 19 and the water return pipe 26. A control valve 32 is arranged on the feeding pipeline. The right side surface of the cooling box 7 is provided with an exhaust hole 33, and an exhaust fan 34 is arranged in the exhaust hole 33. The heat exchanger 18 is a plate heat exchanger.

Firstly, an external power supply is switched on, plastic raw materials are put into a raw material preheating tank 9, the raw materials enter an extruder body 1 through a feed hopper 8, a motor 2 is started, an extrusion roller 5 is driven to rotate through a rotating shaft I4 so as to extrude the raw materials, extruded pipes can enter a cooling box 7 through a feed inlet 14, a transmission device plays a supporting role on the plastic pipes, and the plastic pipes can roll forwards in the cooling box 7 under the action of the transmission device. Adding water into the cooling box 7 through a water inlet pipe 22, refrigerating and cooling under the action of a refrigerator 17, atomizing and cooling plastic pipes by cold water through an atomizer 20 and an atomizing nozzle 21, enabling water flowing out of a water outlet at the bottom of the cooling box 7 to enter a filter box 23, removing impurities and peculiar smell through double filtration of an active carbon filter screen 24 and a filter screen 25, filtering some plastic residues and the like in the water, then recycling the plastic residues and the like through a water return pipe 26, enabling the recycled water to enter a heat exchanger 18 for heat exchange, enabling hot steam to be connected with a steam inlet pipe 11 of a heating jacket 10 through a steam pipeline 27 and preheating plastic raw materials of an extruder, so that the purposes of improving the resource utilization rate and reducing the production energy consumption are achieved, and enabling the water after heat exchange to enter a cold water tank 16 through a water pipe 19 and be used for atomizing and cooling after continuous cooling; the hot steam in the cooling box 7 can be discharged out of the box body through the exhaust fan 34, so that the heat dissipation is accelerated, and the cooling efficiency is improved. The cooled plastic pipe is discharged through the discharge hole 15 under the action of the transmission device.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. The processing device of the plastic pipe is characterized by comprising an extruder, wherein the extruder comprises an extruder body, a motor and a feeding bin are respectively arranged in the extruder body, a rotating shaft I extending into the feeding bin is mounted at the output end of the motor, an extruding roller is connected onto the rotating shaft I, a discharging head is arranged on one side of the feeding bin, which is far away from the motor, and the extruder body is connected with a cooling box through the discharging head; the extruder comprises an extruder body, and is characterized in that a feed hopper is arranged at the top of the extruder body, the top of the feed hopper is connected with a raw material preheating tank through a feed pipeline, a heating jacket is arranged on the outer wall of the raw material preheating tank, and the heating jacket is provided with a steam inlet pipe, a steam outlet pipe and a water discharge pipe; a feed port is formed in the left side surface of the cooling box, a discharge port is formed in the right side surface of the cooling box, the feed port corresponds to the discharge head, a plastic pipe enters the cooling box through the feed port after coming out of the extruder, the discharge port is symmetrical to the feed port, and a transmission device is arranged at the bottom of the plastic pipe; a cold water tank is arranged on the left side of the top of the cooling tank, a heat exchanger is arranged on the right side of the top of the cooling tank, the cold water tank is connected with the heat exchanger through a water pipe, a refrigerator is arranged in the cold water tank, one end of the cold water tank is connected with an atomizer through a pipeline, the outlet end of the atomizer is connected with an atomization pipeline, the atomization pipeline penetrates into the cooling tank, a plurality of atomization nozzles are arranged on the atomization pipeline positioned in the cooling tank, and a water inlet pipe is arranged on the top of the cold water tank; the cooling tank bottom is equipped with the delivery port, the cooling tank passes through the delivery port is connected with the rose box, rose box inside from top to bottom is equipped with active carbon filter screen and filter screen in proper order, the rose box top pass through the wet return with the heat exchanger is connected, the heat exchanger top pass through steam conduit with steam advances the pipe intercommunication.

2. The processing device of the plastic pipe as claimed in claim 1, wherein the bottom of the extruder body is provided with a support base, the cooling tank is arranged on the base through a pillar, and the filtering tank is arranged on the base.

3. The processing device of the plastic pipe as claimed in claim 1, wherein the transmission device comprises a rotating shaft II, the front end and the rear end of the rotating shaft II are respectively sleeved in two bearings, the two bearings are respectively clamped on the front surface and the back surface of the inner wall of the cooling box, a roller is fixedly connected to the outer surface of the rotating shaft II, and the upper surface of the roller is in lap joint with the lower surface of the plastic pipe.

4. The processing device for the plastic pipe as claimed in claim 1, wherein the number of the transmission devices is not less than three.

5. The processing device of the plastic pipe as claimed in claim 1, wherein the water pipe and the water return pipe are provided with water pumps.

6. The apparatus of claim 1, wherein the feed line is provided with a control valve.

7. The processing device of the plastic pipe as claimed in claim 1, wherein the right side surface of the cooling box is provided with an exhaust hole, and an exhaust fan is arranged in the exhaust hole.

8. The processing device of the plastic pipe according to claim 1, wherein the heat exchanger is a plate heat exchanger.