CN217047076U

CN217047076U - Screw extruder for recycling and processing waste plastic bottles

Info

Publication number: CN217047076U
Application number: CN202220528610.9U
Authority: CN
Inventors: 陈磊; 郑伟东; 刘丰增
Original assignee: Jiangsu Saiweier New Material Technology Co ltd
Current assignee: Jiangsu Saiweier New Material Technology Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-07-26
Anticipated expiration: 2032-03-08

Abstract

The utility model provides a screw extruder is used in old and useless plastic bottle recovery processing, include: a second extrusion cylinder; the heat-insulation outer barrel is sleeved outside the heat-insulation inner barrel, and a discharge pipe is arranged outside the heat-insulation outer barrel. The utility model provides a screw extruder for processing is retrieved to waste plastic bottle is through the externally mounted heat preservation inner tube at the second recipient to form certain spatial distance through the connection piece between with the increase pad, and in the externally mounted heat preservation inner tube and the heat preservation urceolus of this distance, make the working range of recipient, can receive the heating effect by the heat preservation liquid of injection pipe injection into, thereby make the injection screw extruder at the in-process of carrying out work, the jam that the effectual reduction is inside to cause because the cooling of plastic materials.

Description

Screw extruder for recycling and processing waste plastic bottles

Technical Field

The utility model relates to a plastic bottle field of retrieving especially relates to a screw extruder is used in processing is retrieved to old and useless plastic bottle.

Background

The plastic recovery means that a certain recovery process is adopted to recycle the waste plastic so as to realize the purpose of changing waste into valuable. The waste plastic is mainly plastic film, plastic thread and woven product, foamed plastic, plastic packing box and container, daily plastic product, plastic bag and agricultural mulching film, etc. the same plastic bottle can be recovered and processed for reuse after a series of treatments.

At present, along with the increasing demand of people for plastic products, a screw extruder is used for manufacturing various plastic particles and is suitable for blending various plastics, and various properties of the plastics are improved by modifying and granulating, so that the screw extruder is more and more favored by manufacturers, and the same screw extruder is also widely applied to recycling and granulating of plastic bottles.

Most of the existing screw extruders heat broken bottle chips before entering the extruders, and in the using process, due to the particularity of plastics, the broken bottle chips are easily cooled and solidified in the moving process of the extruders, so that the interiors of the extruders are blocked.

Therefore, there is a need to provide a screw extruder for recycling waste plastic bottles to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a screw extruder is used in old and useless plastic bottle recovery processing has solved the inside problem of easily blockking up of screw extruder.

In order to solve the technical problem, the utility model provides a screw extruder for processing is retrieved to old and useless plastic bottle includes: a second extrusion cylinder;

a plurality of increase pad, it is a plurality of increase pad is installed in the outside of second recipient, and is a plurality of increase pad's outside is installed the heat preservation inner tube through the connection piece, the outside cover of heat preservation inner tube is equipped with the heat preservation urceolus, the externally mounted of heat preservation urceolus has the discharge pipe, the injection pipe is installed to the outside of heat preservation urceolus and the one side that is located the discharge pipe, and is a plurality of increase pad is the annular arrangement setting for increase the space in heat preservation region, the space that forms between connection piece and the increase pad is used for persisting heat preservation liquid.

Preferably, a first extrusion container is installed at one end of the second extrusion container, thread grooves are formed in the inner walls of the first extrusion container and the second extrusion container, a first motor is installed at one end of the first extrusion container, and the thread grooves are meshed with a plurality of auxiliary extrusion rods.

Preferably, a main extrusion rod and a plurality of auxiliary extrusion rods are installed at one end of the output shaft of the first motor through a rotating plate, and the main extrusion rod and the auxiliary extrusion rods are existing devices.

Preferably, an upper barrel is arranged outside the first extrusion barrel.

Preferably, the material discharging device further comprises a connecting ring, a material discharging barrel is mounted on the front face of the connecting ring, a fixing ring is mounted on the inner wall of the material discharging barrel, and a plurality of threaded holes are formed in the front face of the fixing ring.

Preferably, the front surface of the fixing ring is provided with a blanking plate, a plurality of blanking holes are formed in the blanking plate, and the blanking holes are annularly arranged and are all in a round hole shape.

Preferably, a mounting plate is installed at one end of the discharge barrel through three fixing legs, a second motor is installed at the top of the mounting plate, a connecting block is installed at the bottom end of an output shaft of the second motor, three cutting knives are installed outside the connecting block, and the positions of the blades of the cutting knives contact the front face of the blanking plate.

Compared with the prior art, the utility model provides a screw extruder for processing is retrieved to waste plastic bottle has following beneficial effect:

the utility model provides a screw extruder is used in old and useless plastic bottle recovery processing, through the externally mounted heat preservation inner tube at the second recipient, and form certain spatial distance through the connection piece and increase between the pad, and in the externally mounted heat preservation inner tube and the heat preservation urceolus of this distance, make the working range of recipient, can receive the heating effect by the heat preservation liquid of filling in into of filling in pipe, thereby make the injection screw extruder at the in-process of carrying out work, the jam that the effectual reduction is inside to cause because the cooling of plastic materials.

Drawings

FIG. 1 is a schematic structural view of a first embodiment of a screw extruder for recycling waste plastic bottles according to the present invention;

fig. 2 is a schematic structural diagram of a second container provided by the present invention;

fig. 3 is a schematic structural view of the main extrusion stem provided by the present invention;

FIG. 4 is a schematic structural view of a second embodiment of the screw extruder for recycling waste plastic bottles according to the present invention;

fig. 5 is a schematic structural view of the fixing ring provided by the present invention;

reference numbers in the figures: 1. the feeding barrel, 2, a first motor, 3, a first extrusion barrel, 4, a discharge pipe, 5, an injection pipe, 6, a heat preservation outer barrel, 7, a connecting sheet, 8, an additional pad, 9, a thread groove, 10, a connecting ring, 11, a second extrusion barrel, 12, a heat preservation inner barrel, 13, an auxiliary extrusion rod, 14, a main extrusion rod, 15, a fixing ring, 16, a second motor, 17, a mounting plate, 18, a fixing leg, 19, a discharge barrel, 20, a connecting block, 21, a discharge hole, 22, a discharge plate, 23 and a cutting knife.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Referring to fig. 1, 2 and 3, the screw extruder for recycling waste plastic bottles includes: a second container 11;

a plurality of increase pad 8, it is a plurality of increase pad 8 is installed in the outside of second recipient 11, and is a plurality of increase pad 8's outside is installed heat preservation inner tube 12 through connection piece 7, the outside cover of heat preservation inner tube 12 is equipped with heat preservation urceolus 6, the externally mounted of heat preservation urceolus 6 has discharge pipe 4, the injection pipe 5 is installed to the outside of heat preservation urceolus 6 and the one side that is located discharge pipe 4, and is a plurality of increase pad 8 is the annular and arranges the setting for increase the space in heat preservation region, the space that forms between connection piece 7 and the increase pad 8 is used for persisting heat preservation liquid, injection pipe 5 is used for pouring into heat preservation liquid, discharge pipe 4 is used for discharging and changes heat preservation liquid.

First recipient 3 is installed to the one end of second recipient 11, thread groove 9 has all been seted up to the inner wall of first recipient 3 and second recipient 11, first motor 2 is installed to the one end of first recipient 3, thread groove 9 meshes with a plurality of subsidiary stripper bars 13 mutually.

A main extrusion rod 14 and a plurality of auxiliary extrusion rods 13 are installed at one end of an output shaft of the first motor 2 through a rotating plate, and the main extrusion rod 14 and the auxiliary extrusion rods 13 are existing devices and are used for extruding injected plastic bottle pieces.

An upper material barrel 1 is arranged outside the first extrusion barrel 3.

Waste plastic bottle is removing the wrapping paper and crushing work after, by the position of transmission device conduction to last feed cylinder 1, pours into the inside of first recipient 3 into by last feed cylinder 1 into, and first motor 2 starts simultaneously, drives main stripper bar 14 and rotates, drives a plurality of outlying subsidiary stripper bars 13 simultaneously and rotates, carries out extrusion work to plastic materials.

Simultaneously with current heating line connection injection pipe 5, the injection heat preservation liquid of heating, the heat preservation liquid enters into the space between connection piece 7 and the increase pad 8 by injection pipe 5 for the raw materials of transmission can not cool off the jam in the extrusion device.

through the externally mounted heat preservation inner tube 12 at second recipient 11 to through connecting piece 7 and increase and form certain spatial distance between the pad 8, and in the externally mounted heat preservation inner tube 12 and the heat preservation urceolus 6 of this distance, make the working range of recipient, can receive the heating effect by the heat preservation liquid that the injection pipe 5 was injected into, thereby make the in-process of injecting into the screw extruder and carrying out work, the jam phenomenon that the inside causes because plastics raw materials cooling of effectual reduction.

Second embodiment

Referring to fig. 4 to 5, in particular, a screw extruder for recycling waste plastic bottles according to a second embodiment of the present application is different in that the screw extruder further includes a connecting ring 10, a discharge barrel 19 is installed on a front surface of the connecting ring 10, a fixing ring 15 is installed on an inner wall of the discharge barrel 19, and a plurality of threaded holes are opened on a front surface of the fixing ring 15.

The front surface of the fixing ring 15 is provided with a blanking plate 22, a plurality of blanking holes 21 are formed in the blanking plate 22, and the blanking holes 21 are annularly arranged and are all in a round hole shape.

The one end of play feed cylinder 19 installs mounting panel 17 through three fixed legs 18, second motor 16 is installed at the top of mounting panel 17, connecting block 20 is installed to the bottom of second motor 16 output shaft, the externally mounted of connecting block 20 has three cutting knife 23, the blade position of cutting knife 23 contacts down the front of flitch 22 for the cutting exhaust raw materials forms graininess.

through the one end installation play feed cylinder 19 at second recipient 11 to through at the inside solid fixed ring 15 installation flitch 22 of play feed cylinder 19, make personnel can change flitch 22 down at any time according to customer's demand, thereby change the big small volume and the shape of raw materials extrusion cutting, make the model of the adjustment raw materials that personnel can be more convenient.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a screw extruder is used in processing of old and useless plastic bottle recovery which characterized in that includes: a second extrusion cylinder (11);

a plurality of increase pad (8), it is a plurality of increase pad (8) are installed in the outside of second recipient (11), and are a plurality of increase pad (8) outside is installed heat preservation inner tube (12) through connection piece (7), the outside cover of heat preservation inner tube (12) is equipped with heat preservation urceolus (6), the externally mounted of heat preservation urceolus (6) has discharge pipe (4), fill-in pipe (5) are installed to the outside of heat preservation urceolus (6) and the one side that is located discharge pipe (4).

2. The screw extruder for recycling and processing waste plastic bottles as claimed in claim 1, wherein a first extrusion cylinder (3) is installed at one end of the second extrusion cylinder (11), the inner walls of the first extrusion cylinder (3) and the second extrusion cylinder (11) are both provided with thread grooves (9), and a first motor (2) is installed at one end of the first extrusion cylinder (3).

3. The screw extruder for recycling and processing waste plastic bottles of claim 2, wherein one end of the output shaft of the first motor (2) is provided with a main extrusion rod (14) and a plurality of auxiliary extrusion rods (13) through a rotating plate.

4. Screw extruder for recycling and processing waste plastic bottles according to claim 2, characterized in that the upper barrel (1) is mounted outside the first extrusion barrel (3).

5. The screw extruder for recycling and processing waste plastic bottles of claim 1, further comprising a connecting ring (10), wherein a discharging barrel (19) is installed on the front surface of the connecting ring (10), and a fixing ring (15) is installed on the inner wall of the discharging barrel (19).

6. The screw extruder for recycling and processing waste plastic bottles of claim 5, wherein the front surface of the fixing ring (15) is provided with a blanking plate (22), and the blanking plate (22) is internally provided with a plurality of blanking holes (21).

7. The screw extruder for recycling and processing waste plastic bottles of claim 5, wherein a mounting plate (17) is mounted at one end of the discharge barrel (19) through three fixing legs (18), a second motor (16) is mounted at the top of the mounting plate (17), a connecting block (20) is mounted at the bottom end of an output shaft of the second motor (16), and three cutting knives (23) are mounted outside the connecting block (20).