CN202655584U

CN202655584U - Crystallizer of hollow pipe billet

Info

Publication number: CN202655584U
Application number: CN 201220257417
Authority: CN
Inventors: 谢东钢; 王西林; 周士凯
Original assignee: China National Heavy Machinery Research Institute Co Ltd
Current assignee: China National Heavy Machinery Research Institute Co Ltd
Priority date: 2012-06-01
Filing date: 2012-06-01
Publication date: 2013-01-09
Anticipated expiration: 2022-06-01

Abstract

A crystallizer of a hollow pipe billet comprises an inner ring copper pipe assembly and an outer ring copper pipe assembly, which are connected with each other into a whole through a connecting beam, wherein the inner ring copper pipe assembly comprises a water gap which is formed between an inner ring copper pipe and an inner ring framework, the outer ring copper pipe assembly comprises a water gap which is formed between an outer ring copper pipe and an outer ring framework, the left end and the right end of the outer ring copper pipe are respectively provided with an outer ring copper pipe cooling water inlet and a water outlet, which are communicated with a vibration device, the left end and the right end of the inner ring copper pipe are respectively provided with an inner ring copper pipe cooling water inlet and a water outlet, which are communicated with the vibration device, and the continuous pouring of the hollow pipe billet is realized through the inner ring copper pipe assembly and the outer ring copper pipe assembly, so that the production cost is reduced, and the resource is saved. The method has a given popularization value.

Description

A kind of crystallizer of hollow bloom

Technical field

The utility model relates to the continuous pouring technology of the hollow bloom in the field of metallurgy, particularly a kind of crystallizer of hollow bloom.

Background technology

The mode of production of tradition pipe has die casting solid and hollow bloom, continuous casting square billet and the solid pipe of circle base, centrifugally cast pipe and pipe.Must be to solid heating of pipe blank perforation with solid pipe rolling seamless steel pipe, complex manufacturing, production cost is high, and the wasting of resources is large; Die casting hollow bloom and its mode of production of centrifugal casting pipe all can not be produced hollow bloom continuously, and its production cost is high, wastes energy, and yields poorly.

The tradition conticaster crystallizer has plate slab crystallizer, square blank crystallizer, round mold, Beam Blank Mould etc., and for the production of slab, square billet, circle base and shaped blank, traditional crystallizer can only the production solid tubes, all can not produce continuously hollow bloom.

Summary of the invention

In order to overcome the defective of above-mentioned prior art, the purpose of this utility model is to provide a kind of crystallizer of hollow bloom, can realize continuous pouring to hollow bloom by this device.

In order to achieve the above object, the technical solution of the utility model employing is:

A kind of crystallizer of hollow bloom, comprise the inner ring copper pipe assembling D and the outer ring copper pipe assembling E that are linked into an integrated entity by tie-beam 1, inner ring copper pipe assembling D comprises inner ring copper pipe 2, inner ring copper pipe 2 and inner ring framework 3 form water seam 4 between the two by assembling, outer ring copper pipe assembling E comprises outer ring copper pipe 5, outer ring copper pipe 5 and outer ring framework 6 form water seam 7 between the two by assembling, the two ends, the left and right sides of outer ring copper pipe 5 are provided with outer ring copper pipe cooling water intake 8 and the outer ring copper pipe cooling water water return outlet 9 of connecting with vibrating device F, and the two ends, the left and right sides of inner ring copper pipe 2 are provided with inner ring copper pipe cooling water intake 10 and the inner ring copper pipe cooling water water return outlet 15 of connecting with vibrating device F.

This device is provided with inner ring copper pipe assembling D and the outer ring copper pipe assembles E to realize the continuous pouring to hollow bloom, and this device and vibrating device F are bolted, and by the vibration hydraulic oil cylinder driving, realizes the vibration of sine curve or non-sinusoidal cuve; When watering steel, submersed nozzle H is inserted into certain depth in this device; Molten steel is injected in this device by submersed nozzle H; By the cooling to molten steel of inner ring cooling water and outer ring cooling water, molten steel forms the base shell; Vibrating device F drives crystallizer by certain curve vibration, and the base shell breaks away from inner ring copper pipe 2 and outer ring copper pipe 5; Pull out crystallizer by two cold drivings, realize the continuous pouring of hollow pipe.

This device is the important composition equipment of hollow bloom conticaster, and molten steel by operations such as cooling, vibration, throwings, can be realized the continuous pouring to hollow bloom after injecting in this crystallizer.Die casting production hollow bloom cost is low relatively, economizes on resources, and output is high; Relatively existing production steel tube technology has saved with the necessary perforation link of solid pipe rolling seamless steel pipe with the hollow bloom rolling seamless steel pipe, has reduced production cost, economizes on resources.The method has certain promotional value.

Description of drawings

Fig. 1 is top view of the present utility model.

Fig. 2 is the utility model and vibrating device connection diagram.

Fig. 3 is the A-A profile of Fig. 1.

Fig. 4 is the B-B profile of Fig. 2.

Fig. 5 is the C-C profile of Fig. 1.

The specific embodiment

Below in conjunction with accompanying drawing structure of the present utility model and operation principle are described in detail.

With reference to Fig. 1, a kind of crystallizer of hollow bloom, this device comprises that three parts form: the tie-beam 1 of inner ring copper pipe assembling D, outer ring copper pipe assembling E and inner ring and outer ring connects into an integral body by tie-beam 1 with inner ring copper pipe assembling D and outer ring copper pipe assembling E.

With reference to Fig. 2, this device and vibrating device F are bolted, and by the vibration hydraulic oil cylinder driving, realize the vibration of sine curve or non-sinusoidal cuve.

With reference to Fig. 3, inner ring copper pipe D assembling comprises inner ring copper pipe 2, and inner ring copper pipe 2 and inner ring framework 3 form water seam 4 between the two by assembling, and inner ring copper pipe cooling water is realized the inner ring cooling to hollow casting blank from the bottom to top by water seam 4.

With reference to Fig. 3, outer ring copper pipe assembling E comprises that outer ring copper pipe 5, outer ring copper pipe 5 and outer ring framework 6 form water seam 7 between the two by assembling, and outer ring copper pipe cooling water is realized the outer ring cooling to hollow casting blank from the bottom to top by water seam 7.

With reference to Fig. 4, the two ends, the left and right sides of outer ring copper pipe 5 are provided with outer ring copper pipe cooling water intake 8 and the outer ring copper pipe cooling water water return outlet 9 of automatically connecting with vibrating device F, and the two ends, the left and right sides of inner ring copper pipe 2 are provided with inner ring copper pipe cooling water intake 10 and the inner ring copper pipe cooling water water return outlet 15 of automatically connecting with vibrating device F.

Operation principle of the present utility model is:

The utility model is a kind of mould assembly for the continuous pouring hollow bloom.This device is provided with inner ring copper pipe assembling D and the outer ring copper pipe assembles E to realize the continuous pouring to hollow bloom.

With reference to accompanying drawing 2, the utility model and vibrating device F are bolted, and by the vibration hydraulic oil cylinder driving, realize the vibration of sine curve or non-sinusoidal cuve.

With reference to accompanying drawing 3, outer ring copper pipe cooling water intake 8, outer ring copper pipe cooling water water return outlet 9 are connected automatically with vibrating device F.Outer ring copper pipe cooling water inlet by water inlet 8 enter → get back to water return outlet 9 by water inlet water route corresponding in the outer ring framework 6 → from the bottom to top by backwater water route corresponding to water seam 7 → enter into outer ring framework 6 → outer ring copper pipe cooling backwater from top to bottom.

With reference to accompanying drawing 4, with reference to accompanying drawing 5, inner ring copper pipe cooling water intake 10, inner ring copper pipe cooling water water return outlet 15 are connected automatically with vibrating device F.The cooling water inlet of inner ring copper pipe by water inlet 10 enter → by the water inlet of the correspondences in the outer ring framework 6 water route → by water route in the inner ring framework 3, water route 12 in the tie-beam 1 of water inlet 11 → enter → from top to bottom enter → from the bottom to top by water route 13 in the tie-beam 1 of water seam 4 → enter → by the water return outlet 14 in the outer ring framework 6 → enter backwater water route corresponding in the outer ring framework 6 → inner ring copper pipe cooling backwater to get back to water return outlet 15.

With reference to accompanying drawing 1, when watering steel, submersed nozzle is inserted into certain depth in this device; Molten steel is injected in this device by submersed nozzle H; By the cooling to molten steel of inner ring cooling water and outer ring cooling water, molten steel forms the base shell; Vibrating device drives crystallizer by certain curve vibration, and the base shell breaks away from inner ring copper pipe 2 and outer ring copper pipe 5; Pull out crystallizer by two cold drivings, realize continuous pouring.

Claims

1. the crystallizer of a hollow bloom, it is characterized in that, comprise the inner ring copper pipe assembling (E) and the outer ring copper pipe assembling (F) that are linked into an integrated entity by tie-beam (1), inner ring copper pipe assembling (D) comprises inner ring copper pipe (2), inner ring copper pipe (2) and inner ring framework (3) form water seam (4) between the two by assembling, outer ring copper pipe assembling (E) comprises outer ring copper pipe (5), outer ring copper pipe (5) and outer ring framework (6) form water seam (7) between the two by assembling, the two ends, the left and right sides of outer ring copper pipe (5) are provided with outer ring copper pipe cooling water intake (8) and the outer ring copper pipe cooling water water return outlet (9) of automatically connecting with vibrating device (F), and the two ends, the left and right sides of inner ring copper pipe (2) are provided with inner ring copper pipe cooling water intake (10) and the inner ring copper pipe cooling water water return outlet (15) of automatically connecting with vibrating device (F).