CN218535559U

CN218535559U - Heavy-calibre tubular product melt and hang down device

Info

Publication number: CN218535559U
Application number: CN202223056246.XU
Authority: CN
Inventors: 陈新军
Original assignee: Shaanxi Ganlin Industrial Co ltd
Current assignee: Shaanxi Ganlin Industrial Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-02-28
Anticipated expiration: 2032-11-17

Abstract

The utility model belongs to the technical field of tubular product equipment, concretely relates to heavy-calibre tubular product prevents melting device of hanging down, including admitting air pump, aspiration pump, intake pipe, exhaust tube, intake pipe and exhaust tube set up in the core mould in the tubular product extrusion aircraft nose, the one end of intake pipe and exhaust tube stretches out in the one end that the tubular product exported by the core mould, the other end of intake pipe and exhaust tube passes through the pipeline and is connected with admission pump, aspiration pump respectively, still includes water-cooling module, water-cooling module establish the infusion copper pipe of core mould periphery and with the heat dissipation mechanism that the infusion copper pipe is linked together including the cover, the utility model discloses increase water-cooling module, adopt the cooperation of inside and outside cooling to form twice cooling process to tubular product, promoted cooling efficiency, the effect of hanging down is better in preventing melting of heavy-calibre tubular product.

Description

Heavy-calibre tubular product melt and hang down device

Technical Field

The utility model belongs to the technical field of tubular product equipment, concretely relates to heavy-calibre tubular product prevents melting device of hanging down.

Background

The pipe is formed by extruding the mixture through a neck mold and a core mold by an extruder and then performing vacuum cooling and shaping. After the pipe is extruded through the mouth die and before the pipe enters the vacuum shaping device, because the temperature of the pipe is very high, the casting phenomenon can occur under the action of gravity, so that the thickness of the lower wall of the pipe is greater than that of the upper wall, the phenomenon is more obvious when the large pipe is processed, the size of the large pipe is large, the wall thickness of the pipe is large, the required cooling time is long, and the difference of the wall thickness is obvious.

The applicant researches the problem of pipe sagging in the early stage, and submits a patent application with the application number of CN201921922910.X, wherein the patent application discloses a cooling device for a mouth die of a large pipe extruder, which can cool the pipe from the inside of the pipe when the pipe is extruded, so as to reduce the thickness difference between an upper pipe wall and a lower pipe wall caused by high-temperature casting of the pipe.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a heavy-calibre tubular product prevents melting device of hanging down, is including admitting air pump, aspiration pump, intake pipe, exhaust tube, intake pipe and exhaust tube set up in the mandrel in the tubular product extruder head, the one end of intake pipe and exhaust tube stretches out in the mandrel leans on the one end of tubular product export, the other end of intake pipe and exhaust tube passes through the pipeline and is connected with admitting air pump, aspiration pump respectively, still includes water cooling module, water cooling module including the cover establish the mandrel periphery the infusion copper pipe and with the heat dissipation mechanism that infusion copper pipe is linked together, water cooling module includes that a plurality of sets up the spray pipe in the tubular product periphery, every the inboard of spray pipe has the shower nozzle that a plurality of set up towards tubular product.

Further, heat dissipation mechanism includes the box, set up in the curved shape cooling tube that is in the box, the lock is in the fan and the pump body in the box outside.

Furthermore, two ends of the liquid conveying copper pipe are respectively communicated with a liquid inlet and a liquid outlet of the radiating pipe.

Furthermore, a plurality of fins are arranged on the periphery of the radiating pipe.

Furthermore, the plurality of infusion copper pipes are spiral.

Furthermore, the outer walls of the air inlet pipe and the air exhaust pipe are connected with the core mold through threads, so that the air inlet pipe and the air exhaust pipe can be conveniently detached from the core mold for maintenance.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model discloses can just cool off tubular product from the inside of tubular product when tubular product is just extruded, wherein the intake pipe is through the inside air conditioning of carrying of air intake pump, the aspiration pump is taken away steam through the exhaust tube from the interior, reduce the upper and lower pipe wall thickness difference that tubular product high temperature curtain coating caused, with this realization to the rapid cooling of tubular product, reduce the curtain coating, melt the phenomenon of hanging down, increase water-cooling component, the cooperation of adopting inside and outside cooling forms twice cooling process to tubular product, the cooling efficiency is promoted, the anti-melting of heavy-calibre tubular product hangs down the effect better.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a sag preventing device for a large-diameter pipe of the present invention;

FIG. 2 is a schematic perspective view of a spray assembly in an embodiment of a heavy-calibre pipe anti-sagging apparatus of the present invention;

reference numerals in the drawings of the specification include:

the device comprises an air inlet pump 1, an air suction pump 2, an air inlet pipe 3, an air suction pipe 4, a liquid conveying copper pipe 5, a box body 6, a radiating pipe 7, a liquid inlet 70, a liquid outlet 71, fins 72, a fan 8, a spraying assembly 9, a water spraying pipe 90 and a spray head 91.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted and that like or similar reference numerals in the drawings of embodiments of the present invention correspond to like or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

Example (b):

as shown in fig. 1 and 2, the utility model discloses a heavy-calibre tubular product melt-down preventing device, including air intake pump 1, aspiration pump 2, air intake pipe 3, aspiration tube 4, air intake pipe 3 and aspiration tube 4 set up in the core mould in the tubular product extruder head, the one end of air intake pipe 3 and aspiration tube 4 stretches out in the core mould by the one end of tubular product export, can just cool off tubular product from the inside of tubular product when tubular product has just been extruded, wherein air intake pipe 3 inwards carries cold air through air intake pump 1, air intake pump 2 takes away hot gas from inside through aspiration tube 4, thereby realize the rapid cooling to tubular product, reduce the curtain coating phenomenon, reduce upper and lower wall thickness difference;

the other end of intake pipe 3 and exhaust tube 4 passes through the pipeline and is connected with intake pump 1, exhaust pump 2 respectively, still includes water cooling module, water cooling module establishes the heat dissipation mechanism who is heliciform infusion copper pipe 5 and is linked together with infusion copper pipe 5 at the mandrel periphery including the cover, heat dissipation mechanism includes box 6, set up in the curved cooling tube 7 that is in box 6, the lock is at the fan 8 and the pump body (not drawn in the drawing) in the 6 outsides of box, the water liquid circulation in the cooling tube 7 is ordered about to the pump body.

Adopt to increase water cooling assembly, the cooperation of inside and outside cooling forms twice cooling process to tubular product, has promoted cooling efficiency, and the anti-melting of heavy-calibre tubular product hangs down the effect better, and is concrete, and the cover is equipped with the heliciform infusion copper pipe 5 that is of mandrel periphery, derives the temperature, and both heat exchanges make the temperature increase in the infusion copper pipe 5, and under the pump body effect, water liquid circulation to under the effect of fan 8, the heat is taken away, realizes the purpose of heat dissipation cooling.

The spray assembly 9 comprises a plurality of spray pipes 90 arranged on the periphery of the pipe, the inner side of each spray pipe 90 is provided with a plurality of spray heads 91 arranged towards the pipe, and the spray heads 91 spray the periphery of the extruded pipe to cool the extruded pipe.

The two ends of the infusion copper pipe 5 are respectively communicated with the liquid inlet 70 and the liquid outlet 71 of the radiating pipe 7. The periphery of the radiating pipe 7 is provided with a plurality of fins 72, the fan 8 blows towards the fins 72 to take away the high temperature in the radiating pipe 7, wherein the radiating pipe 7 is made of copper material.

In addition, the outer walls of the air inlet pipe 3 and the air exhaust pipe 4 are connected with the core mold through threads, so that the air inlet pipe 3 and the air exhaust pipe 4 can be conveniently detached from the core mold for maintenance.

The above are merely embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, so that those skilled in the art can know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in the field, and have the capability of applying the conventional experimental means before the date. It should be pointed out that, for the person skilled in the art, without departing from the structure of the invention, several variants and modifications can be made, which should also be regarded as the scope of protection of the invention, which will not affect the effectiveness of the implementation of the invention and the utility of the patent.

Claims

1. The utility model provides a heavy-calibre tubular product prevents melting device of hanging down, includes air intake pump, aspiration pump, intake pipe, exhaust tube, intake pipe and exhaust tube set up in the core mould in the tubular product extruder head, the one end of intake pipe and exhaust tube stretches out in the core mould by the one end of tubular product export, the other end of intake pipe and exhaust tube passes through the pipeline and is connected with air intake pump, aspiration pump respectively, its characterized in that still includes water cooling module, water cooling module including the cover establish the mandrel periphery the infusion copper pipe and with the heat dissipation mechanism that the infusion copper pipe is linked together extrudes the aircraft nose outside and is provided with spray assembly, spray assembly includes the spray pipe of a plurality of setting in the tubular product periphery, every the inboard of spray pipe has the shower nozzle that a plurality of set up towards tubular product.

2. The heavy caliber pipe anti-sagging device of claim 1, wherein: the heat dissipation mechanism comprises a box body, a bent heat dissipation pipe arranged in the box body and a fan and a pump body buckled outside the box body.

3. The heavy caliber pipe material anti-sagging device of claim 2, wherein: and two ends of the infusion copper pipe are respectively communicated with the liquid inlet and the liquid outlet of the radiating pipe.

4. The heavy caliber pipe material anti-sagging device of claim 2, wherein: the periphery of the radiating pipe is provided with a plurality of fins.

5. The heavy caliber pipe material anti-sagging device of claim 1, wherein: the infusion copper pipe is spiral.

6. The heavy caliber pipe anti-sagging device of claim 1, wherein: the outer walls of the air inlet pipe and the air exhaust pipe are connected with the core mold through threads.