CN210500962U

CN210500962U - Heating device for polypropylene material production

Info

Publication number: CN210500962U
Application number: CN201921032692.2U
Authority: CN
Inventors: 蔡雄; 李白羽; 韩春春
Original assignee: Guangdong Aldex New Material Co Ltd
Current assignee: Guangdong Aldex New Material Co Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-05-12
Anticipated expiration: 2029-07-04

Abstract

A heating device for producing polypropylene materials comprises a crushed material part and a melting part; the crushed material part is arranged at the upper end of the melting part; a material cutting knife is arranged in the material receiving bin of the material crushing part, and a material discharging hole is formed in the bin bottom; the melting part comprises a melting furnace and a stirring rod arranged in the melting furnace; a frame-shaped stirring paddle for assisting in stirring is arranged on the stirring rod; the inner wall of the smelting furnace is provided with a ceramic heater, and the lower end of the smelting furnace is connected with a discharge pipe; the discharge pipe is connected with a valve which is connected with a filter. The utility model discloses a heating device for polypropylene materials production is equipped with crushed aggregates portion at the smelting pot upper end, and crushed aggregates portion carries out the breakage with bigger material, prevents to be difficult to get into the smelting pot because of the material is too big; the stirring rod is arranged in the smelting furnace and used for stirring the materials, so that heat is uniformly distributed in the materials, and the melting speed of the materials is accelerated.

Description

Heating device for polypropylene material production

Technical Field

The utility model relates to a polypropylene production field specifically is a heating device is used in polypropylene material production.

Background

China is a large population country, not only a large amount of energy is consumed, but also a large amount of garbage is generated every year, and the environment is greatly adversely affected by some garbage which is not easy to degrade or is incinerated or buried. Therefore, if a part of the waste can be recycled and reprocessed, the environmental protection is of great significance; the method is also the best mode for saving energy and reducing emission. For example, polypropylene products can be recycled, and the important link of polypropylene recycling is heating and melting.

The existing polypropylene heating device directly puts the polypropylene material into a smelting furnace and then leads the material to be automatically melted, and because the stacking heat of the material is difficult to enter the material stacking center, the melting speed is slow, and the production efficiency is reduced, for example, the waste polypropylene plastic heating device with the application number of 201820354953.1 does not consider the melting speed. Furthermore, the utility model provides a heating device does not consider that the raw materials is probably great, causes the difficulty of packing, probably needs artifical processing raw materials, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

The utility model provides a heating device is used in polypropylene materials production to the problem that above-mentioned prior art exists.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a heating device for producing polypropylene materials comprises a crushed material part and a melting part; the crushed material part is arranged above the melting part;

a material cutting knife is arranged inside the material receiving bin of the crushing part; the first motor drives the material cutting knife to cut materials; the bin bottom of the material receiving bin is provided with a discharging hole; the melting part comprises a melting furnace and a stirring rod arranged in the melting furnace; a frame-shaped stirring paddle for assisting in stirring is fixedly connected to the stirring rod;

the frame-shaped stirring paddle comprises a first connecting frame and a second connecting frame; a stirring blade is arranged between the first connecting frame and the second connecting frame; the stirring blade is provided with a broken layer part and a stirring part; the broken layer part is horizontally arranged; the stirring part is obliquely arranged relative to the broken layer part;

the inner wall of the smelting furnace is provided with a ceramic heater; the lower outlet of the smelting furnace is connected with the discharge pipe; a valve and a filter are arranged in the discharge pipe; the valve is located above the filter.

Furthermore, a heat preservation and insulation layer is arranged on the outer wall of the smelting furnace.

Further, the filter is movably disposed.

Further, the bottom of the melting furnace is arranged in a funnel shape.

Further, the ceramic heater is connected with a temperature controller, and the temperature controller controls the working temperature of the ceramic heater.

Further, the side surface of the storage bin is obliquely arranged relative to the bin bottom.

The utility model has the advantages that:

the utility model provides a heating device for producing polypropylene materials, which is provided with a material crushing part at the upper end of a smelting furnace, wherein the material crushing part crushes larger materials, and prevents the materials from being difficult to enter the smelting furnace due to the overlarge materials; a stirring rod is arranged in the smelting furnace and is used for stirring the materials, so that heat is diffused and distributed in the materials, and the melting speed of the materials is increased; meanwhile, the stirring rod is also provided with a frame-shaped stirring paddle, blades of the frame-shaped stirring paddle are provided with a layer breaking part and a stirring part, and after the layer breaking part divides the viscous solution into layers, the stirring part can break laminar flow of the viscous solution, so that the solution forms turbulent flow, and effective diffusion of heat is really realized; a filter is arranged in the discharge pipe and used for filtering solid impurities in the material, and the filter can be detached and replaced and can discharge the solid impurities; the bottom of the smelting furnace is arranged in a funnel shape, so that materials can be prevented from accumulating at the bottom; the side of the storage bin is obliquely arranged relative to the bin bottom, so that the capacity of the storage bin is increased.

Drawings

FIG. 1 is a schematic structural view of a heating device for producing polypropylene material according to the present invention;

fig. 2 is the structural schematic diagram of the frame-shaped stirring paddle of the present invention.

In the figure: 1-material containing bin, 2-material cutting knife, 21-first motor, 3-bin bottom, 4-smelting furnace, 41-heat insulation layer, 5-ceramic heater, 6-stirring rod, 9-frame-shaped stirring paddle, 91-first connecting frame, 92-second connecting frame, 93-broken layer part, 94-stirring part, 62-second motor, 7-filter, 8-valve, 11-discharge port, 12-discharge pipe and 13-temperature controller.

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.

Referring to fig. 1, a heating device for producing polypropylene material of the present invention includes a material crushing portion and a melting portion; the crushed material part is arranged at the upper end of the melting part;

a material cutting knife 2 is arranged in the material receiving bin 1 of the crushed material part, the material cutting knife 2 is connected with a first motor 21, and the first motor 21 drives the material cutting knife 2 to rotate so as to cut materials; the bin bottom 3 is provided with a discharging hole; the chopped materials fall into a smelting furnace 4 after passing through a blanking hole formed in the bin bottom 3;

the melting section includes a melting furnace 4 and a stirring rod 6 provided in the melting furnace 4; the stirring rod 6 is connected with a second motor 62, and the second motor 62 drives the stirring rod 6 to rotate; a frame-shaped stirring paddle 9 for assisting in stirring is arranged on the stirring rod 6;

referring to fig. 1 and 2, the frame-shaped stirring paddle 9 includes a first connecting frame 91 and a second connecting frame 92; a stirring blade is arranged between the first connecting frame 91 and the second connecting frame 92; the stirring blade has a broken part 93 and a stirring part 94; the breaking part 93 is horizontally arranged, and the stirring part 94 is obliquely arranged relative to the breaking part 93;

since the solution of the melted polypropylene is viscous, and is difficult to form turbulent flow during stirring, and the heat is still difficult to diffuse, the layer-breaking part 93 firstly breaks the melted polypropylene solution to make the polypropylene solution layered, and then the stirring part stirs the polypropylene solution again, so that the turbulent flow is easy to form, and the heat is easy to diffuse;

the inner wall of the smelting furnace 4 is provided with a ceramic heater 5; the ceramic heater 5 is connected with a temperature controller 13; the temperature controller 13 is arranged on the outer wall of the smelting furnace 4 through a bracket, and the working end of the temperature controller extends into the smelting furnace 4 to be connected with the ceramic heater 5 so as to control the ceramic heater 5 to work; the lower end opening of the smelting furnace 4 is connected with a discharge pipe 12;

a valve 8 and a filter 7 are arranged in the discharge pipe 12; the filter 7 can be detached and replaced after the valve 8 is closed;

the outer wall of the smelting furnace 4 is provided with a heat preservation and insulation layer 41 for improving the utilization rate of heat and ensuring the production safety; the bottom of the smelting furnace 4 is funnel-shaped, so that materials are prevented from accumulating at the bottom; the side surface of the storage bin 1 is obliquely arranged relative to the bin bottom, so that the capacity of the storage bin is increased.

The utility model discloses a heating device for polypropylene materials production's working process as follows:

the material adds earlier and receives feed bin 1, first motor 21 drive crushed aggregates sword 2 cuts up, the through-hole of seting up on the bottom of a storehouse 3 of the material after cutting up falls into smelting pot 4, temperature controller control ceramic heater 5 heats the material, and simultaneously, second motor 62 drive stirring rod 6 stirs the material, make heat homodisperse between the material, the material after the melting flows into in discharging pipe 12 through the opening of smelting pot 4 lower extreme, open the valve 8 back in discharging pipe 12, the material flows and filters through filter 7, afterwards, the material flows from the discharge gate, be used for processing the product.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A heating device for producing polypropylene materials is characterized in that: comprises a crushed material part and a melting part; the crushed material part is arranged above the melting part;

a material cutting knife (2) is arranged inside the material receiving bin (1) of the crushed material part; the first motor (21) drives the material cutting knife (2) to cut materials; a blanking hole is formed in the bin bottom (3) of the material receiving bin (1); the melting part comprises a melting furnace (4) and a stirring rod (6) arranged in the melting furnace (4); a frame-shaped stirring paddle (9) for assisting in stirring is fixedly connected to the stirring rod (6);

the frame-shaped stirring paddle (9) comprises a first connecting frame (91) and a second connecting frame (92); a stirring blade is arranged between the first connecting frame (91) and the second connecting frame (92); the stirring blade is provided with a broken layer part (93) and a stirring part (94); the broken layer part (93) is horizontally arranged; the stirring part (94) is obliquely arranged relative to the broken part (93);

the inner wall of the smelting furnace (4) is provided with a ceramic heater (5); the lower outlet of the smelting furnace (4) is connected with a discharge pipe (12); a valve (8) and a filter (7) are arranged in the discharge pipe (12); the valve (8) is located above the filter (7).

2. The heating device for polypropylene material production according to claim 1, wherein: and a heat preservation and insulation layer (41) is arranged on the outer wall of the smelting furnace (4).

3. The heating device for polypropylene material production according to claim 1, wherein: the filter (7) is movably arranged.

4. The heating device for polypropylene material production according to any one of claims 1 to 3, wherein: the bottom of the smelting furnace (4) is arranged in a funnel shape.

5. The heating device for polypropylene material production according to claim 4, wherein: the ceramic heater (5) is connected with a temperature controller (13), and the temperature controller (13) controls the working temperature of the ceramic heater (5).

6. The heating device for polypropylene material production according to claim 5, wherein: the side surface of the storage bin (1) is obliquely arranged relative to the bin bottom (3).