CN212888842U - Pre-feeding device before cable material thermoplastic production - Google Patents

Abstract

The utility model discloses a pre-feeding device before the thermoplastic production of cable materials, which structurally comprises an elevated bin, wherein the bottom of the elevated bin is provided with a conical discharge port, the discharge port is positioned right above an extruder and is communicated with the feed inlet of the extruder through a circular pipeline, the joint of the discharge port and the pipeline is provided with a rotatable vortex ring, the vortex ring comprises an outer ring, a solid circular plate and a plurality of fixed rods, the outer ring is rotatably arranged on the discharge port, the outer ring and the solid circular plate are coaxially arranged, an annular discharge port is formed between the outer ring and the solid circular plate and is connected through the plurality of fixed rods, a vortex stirring rod is vertically and upwards fixed at the central position of the fixed rods, a rotating rod is arranged at the central position of the elevated bin, the top of the elevated bin is provided with a rotating motor for driving the rotating rod to rotate, the utility model avoids the blockage when the raw materials are fed to the, the fluidity of the raw material inside the pipe is improved.

Description

Pre-feeding device before cable material thermoplastic production

The technical field is as follows:

the utility model belongs to the technical field of a cable material production technique and specifically relates to a loading attachment in advance before production is moulded to cable material heat.

Background art:

the production of the cable material mainly uses polyvinyl chloride resin, dioctyl terephthalate (DOTP) and calcium carbonate as main raw materials, after the raw materials are mixed, the granular cable material is obtained through processes of thermoplasticizing, granulating and the like, because dioctyl terephthalate belongs to oily liquid, most other raw materials are in a powder state, after the raw materials are mixed, the raw materials after stirring and mixing are shown as viscous mixed raw materials, in the prior art, when the mixed raw materials are added into an extruder for thermoplasticizing, most of the viscous mixed raw materials are directly fed into the extruder through a pipeline by a feeding machine, however, when the raw materials are thermoplasticized in the extruder, the screw spiral conveying is needed to carry out the dispersion, homogenization and electric heating of the raw materials, and the whole thermoplasticizing is a gradually slow process, this results in the raw material being directly fed to the extruder and accumulating inside the tube, and as time goes on, the raw material solidifies inside the tube, which on the one hand results in the raw material becoming clogged inside the tube and affecting the subsequent thermoplastic feeding, and at the same time, this solidification results in the raw material becoming less fluid and affecting the subsequent raw material delivery inside the extruder.

The utility model has the following contents:

the utility model aims at providing a loading attachment in advance before production is moulded to cable material heat solves one or more among the above-mentioned prior art problem.

For solving the technical problem, the utility model provides a loading attachment in advance before production is moulded to cable material heat, its structure includes the elevated bunker, and the bottom in elevated bunker is equipped with conical discharge gate, and the discharge gate is located the extruder directly over and is linked together through the circular shape pipeline with the feed inlet of extruder, and its innovation point lies in: the junction of discharge gate and pipeline is equipped with rotatable vortex circle, the vortex circle includes outer ring circle, solid plectane and a plurality of dead lever, the rotatable setting of outer ring circle is on the discharge gate, outer ring circle and the coaxial setting of solid plectane, be formed with annular discharge gate between outer ring circle and the solid plectane and connect through a plurality of dead levers, the central point of dead lever puts and upwards is fixed with the vortex puddler perpendicularly, the central point in high-order storehouse puts and is equipped with the bull stick, the bull stick extends to the bottom in high-order storehouse and puts fixed connection with the central point of solid plectane, the top in high-order storehouse is equipped with drive bull stick pivoted rotating electrical.

Furthermore, a conical bulge is formed downwards at the bottom of the solid circular plate, a spiral thread is formed on the bulge, and the extending direction of the spiral thread faces to the bottom of the pipeline.

Furthermore, a plurality of stirring blades are distributed on the rotating rod.

The beneficial effects of the utility model reside in that:

1. the utility model provides a loading attachment in advance before production is moulded to cable material heat, when the inside raw and other materials in elevated storehouse pass through the discharge gate to the feed inlet material loading of extruder, make the raw and other materials of discharge gate position be the inside of annular inflow pipeline through annular discharge gate to make the raw and other materials of discharge gate position get into the inside of pipeline and cushion to some extent, avoided raw and other materials to pile up too much and produce the phenomenon of solidification in the inside of pipeline, influence the material loading of follow-up extruder feed inlet.

2. The utility model provides a loading attachment in advance before production is moulded to cable material heat, through the rotation of vortex circle, the vortex puddler carries out high-speed rotation in the junction of discharge gate and pipeline to make raw and other materials form high-speed pivoted vortex in the junction of discharge gate and pipeline, increased the circulation of raw and other materials at discharge gate and pipe connection department, thereby be favorable to the inside screw conveying of follow-up raw and other materials extruder.

3. The utility model provides a loading attachment in advance before production is moulded to cable material heat sets up conical arch through the below at solid plectane, along with the rotation along with the vortex circle, the arch carries out the fast rotation in the bottom of solid plectane to make the pipeline form certain blank area and mix the inside raw and other materials of pipeline in bellied position, improved the patency of raw and other materials in the inside circulation of pipeline.

4. The utility model provides a loading attachment in advance before production is moulded to cable material heat through set up the stirring leaf on the bull stick, carries out the secondary stirring to raw and other materials in the inside in high-order storehouse, has avoided raw and other materials to produce the phenomenon of deposiing in the inside long-time stop in high-order storehouse to the mixing effect of raw and other materials when the inside stop in high-order storehouse has been guaranteed.

Description of the drawings:

fig. 1 is a schematic side view of the present invention.

Fig. 2 is a cross-sectional view of the surface of the spiral coil of the present invention.

The specific implementation mode is as follows:

in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Referring to fig. 1 to 2, a specific embodiment of the present invention is shown, which comprises an elevated bin 101, a conical discharge port 102 is disposed at the bottom of the elevated bin 101, the discharge port 102 is located directly above an extruder 103 and is communicated with a feed inlet of the extruder 103 through a circular pipeline 104, a rotatable vortex ring 1 is disposed at a connection position of the discharge port 102 and the pipeline 104, the vortex ring 1 comprises an outer ring 11, a solid circular plate 12 and a plurality of fixing rods 13, the outer ring 11 is rotatably disposed on the discharge port 102, the outer ring 11 and the solid circular plate 12 are coaxially disposed, an annular discharge port 2 is formed between the outer ring 11 and the solid circular plate 12 and is connected through the plurality of fixing rods 13, a vortex stirring rod 131 is vertically fixed upwards at a central position of the fixing rods 13, a rotating rod 3 is disposed at a central position of the elevated bin 101, the rotating rod 3 extends to the bottom of the elevated bin 101 and is fixedly connected with the central position of the solid circular, the top of the high-level bin 101 is provided with a rotating motor 4 for driving the rotating rod 3 to rotate.

The utility model discloses in, when the inside raw and other materials of high-order storehouse 101 pass through discharge gate 102 to the feed inlet material loading of extruder 103, open rotating electrical machines 4, use rotating electrical machines 4 as power, drive vortex ring 1 through bull stick 3 and rotate, at vortex ring 1 rotation in-process, the setting of annular discharge gate 2 makes the raw and other materials of discharge gate 102 position be the inside that the annular flows in pipeline 104, thereby make the raw and other materials of discharge gate 102 position get into the inside of pipeline 104 and cushion to some extent, avoided raw and other materials to pile up too much and produce the phenomenon of solidification in pipeline 104's inside, influence the material loading of follow-up extruder 103 feed inlet.

The utility model discloses in, along with the rotation of vortex circle 1, vortex puddler 131 carries out high-speed rotation at the junction of discharge gate 102 and pipeline 104 to make raw and other materials form high-speed pivoted vortex at the junction of discharge gate 102 and pipeline 104, increased the circulation of raw and other materials at discharge gate 102 and pipeline 104 junction, be favorable to raw and other materials to get into pipeline 104 from annular discharge gate 2 on the one hand, simultaneously, the mobile increase of raw and other materials is favorable to the inside screw conveying of follow-up raw and other materials extruder 103.

The utility model discloses in, the bottom of above-mentioned solid plectane 12 is formed with conical arch 5 downwards, the spiral line 41 has been seted up on arch 5, the extending direction of spiral line 41 is towards the bottom of pipeline 104, along with the rotation of spiral circle 1, protruding 5 rotates fast in the bottom of solid plectane 12, thereby make pipeline 104 form certain blank area and stir the inside raw and other materials of pipeline 104 in protruding 5's position, the patency of raw and other materials in the inside circulation of pipeline 104 has been improved, and setting up of spiral line 41 has then reduced solid plectane 12 pivoted resistance, be favorable to the quick rotation of spiral circle 1.

The utility model discloses in, it has a plurality of stirring leaves 31 to distribute on above-mentioned bull stick 3, rotate the in-process at bull stick 3, drive stirring leaf 31 and rotate, thereby stir the inside raw and other materials in high-order storehouse 101, raw and other materials in high-order storehouse 101 are to the extruder 103 in-process of feeding in raw and other materials, this kind of feeding process is a slow process, in this in-process, raw and other materials can be in the dwell period in high-order storehouse 101, along with raw and other materials stop in high-order storehouse 101 is inside, raw and other materials can produce certain deposit in the inside in high-order storehouse 101, reduce the original mixing effect of raw and other materials, at this moment, carry out the secondary stirring through stirring leaf 31 to the inside raw and other materials in high-order storehouse 101, the mixing effect of the inside raw and other materials in high-order storehouse 101 has.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. The utility model provides a pre-feeding device before cable material thermoplastic production, its structure includes elevated bunker (101), the bottom of elevated bunker (101) is equipped with conical discharge gate (102), discharge gate (102) are located extruder (103) directly over and are linked together through circular pipeline (104) with the feed inlet of extruder (103), its characterized in that: a rotatable vortex ring (1) is arranged at the joint of the discharge hole (102) and the pipeline (104), the spiral ring (1) comprises an outer ring (11), a solid circular plate (12) and a plurality of fixing rods (13), the outer ring (11) is rotatably arranged on the discharge hole (102), the outer ring (11) and the solid circular plate (12) are coaxially arranged, an annular discharge hole (2) is formed between the outer ring (11) and the solid circular plate (12) and is connected with the solid circular plate through a plurality of fixing rods (13), a vortex stirring rod (131) is vertically and upwards fixed at the central position of the fixed rod (13), a rotating rod (3) is arranged at the center of the high-position bin (101), the rotating rod (3) extends to the bottom of the high-position bin (101) and is fixedly connected with the center of the solid circular plate (12), and a rotating motor (4) for driving the rotating rod (3) to rotate is arranged at the top of the high-level bin (101).

2. A pre-loading device before thermoplastic production of cable material according to claim 1, characterized in that: the bottom of the solid circular plate (12) is downwards provided with a conical bulge (5), the bulge (5) is provided with a spiral thread (41), and the extending direction of the spiral thread (41) faces to the bottom of the pipeline (104).

3. A pre-loading device before thermoplastic production of cable material according to claim 1, characterized in that: a plurality of stirring blades (31) are distributed on the rotating rod (3).

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