CN212419549U

CN212419549U - Cooling horizontal continuous casting crystallizer

Info

Publication number: CN212419549U
Application number: CN202022022149.3U
Authority: CN
Inventors: 朱荣华; 宋国富; 向伦超; 周海江
Original assignee: Fullway Technology Wujiang Co ltd
Current assignee: Jiangsu Fuwei Technology Co.,Ltd.
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-01-29
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a cooling level continuous casting crystallizer, the crystallizer has the first lateral part and the second lateral part of locating the different both sides of thickness direction separately, a plurality of water filling ports and delivery port have been seted up on the first lateral part, the surface of second lateral part is for being used for and treating the cooling surface of refrigerated graphite mould contact, have a plurality of tyes of arranging at the interval in the crystallizer on length direction, the length direction of tye is followed the width direction of crystallizer extends, tye length direction's a tip with the water filling port intercommunication, tye length direction's another tip with the delivery port intercommunication. The crystallizer has good cooling effect in the using process, and when the crystallizer is matched with a graphite mould to be cooled, the cooling surface on one side of the crystallizer is in surface-to-surface contact with the graphite mould directly, so that the heat conductivity is improved, the cooling effect of copper water is improved, and the service life of the crystallizer is prolonged.

Description

Cooling horizontal continuous casting crystallizer

Technical Field

The utility model relates to a cooling horizontal continuous casting crystallizer.

Background

The crystallizer is an important component of the horizontal continuous casting machine, is a forced water-cooling bottomless ingot mold, and the performance of the forced water-cooling bottomless ingot mold plays an important role in the production capacity and the casting quality of the continuous casting machine, so that the forced water-cooling bottomless ingot mold is called as the heart of continuous casting equipment.

The traditional crystallizer usually comprises a stainless steel cooling water jacket and a pure copper crystallizer, the cooling water jacket is connected with the crystallizer through screws, the deformation is different due to different heat conductivity coefficients of stainless steel and pure copper in a high-temperature environment for a long time, the water leakage condition often occurs at the sealing position, the corrosion of the crystallizer can be accelerated due to the water leakage, the service life of the crystallizer is shortened, and the quality of a casting blank is greatly influenced.

Disclosure of Invention

The utility model aims at providing a novel cooling level continuous casting crystallizer to promote the cooling effect, prolong the crystallizer life-span.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a cooling horizontal continuous casting crystallizer, the crystallizer has and locates the first lateral part and the second lateral part of the different both sides of thickness direction separately, a plurality of water filling ports and delivery port have been seted up on the first lateral part, the surface of second lateral part is for being used for the cooling surface with the graphite mould contact of treating the cooling, have a plurality of tyes of arranging at interval in the crystallizer in length direction, the length direction of tye is followed the width direction of crystallizer extends, tye length direction's one end with the water filling port intercommunication, another tip of tye length direction with the delivery port intercommunication.

Preferably, all the launders are divided into a plurality of groups, and each group of launders corresponds to one water injection port and a plurality of water outlets.

Furthermore, each group of the flumes corresponds to two water outlets, and the water injection port is positioned between the two water outlets along the length direction of the crystallizer.

Furthermore, all the launders are divided into two groups which are arranged at intervals along the length direction of the crystallizer, correspondingly, two water injection ports are arranged, and four water outlet ports are arranged.

Further, all the water flowing grooves in each group are uniformly distributed at intervals along the length direction of the crystallizer.

Preferably, at least one side wall of each launder is serrated.

Preferably, the water inlet with be equipped with inhalant canal between a tip of tye, another tip of tye with be equipped with exhalant canal between the delivery port, inhalant canal and/or exhalant canal have along the first intercommunication portion that crystallizer width direction extends, and follow the second intercommunication portion that crystallizer thickness direction extends.

Further, all the water injection ports and the water outlets are distributed at intervals in the same direction on the middle of the first side portion.

Furthermore, both sides of each water injection port are provided with at least one water outlet.

Preferably, the crystallizer is entirely cubic made of copper.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a cooling level continuous casting crystallizer, its inside has a plurality of tye, and the crystallizer is cooling effect good in the in-process that uses, when with treat the refrigerated graphite jig cooperation, the cooling surface of crystallizer one side directly carries out the face-to-face contact with the graphite jig, has improved the heat conductivity, has promoted the cooling effect of copper water.

Drawings

FIG. 1 is a schematic view of the overall structure of a cooling horizontal continuous casting crystallizer of the present invention;

FIG. 2 is a schematic diagram of the overall structure of the cooling horizontal continuous casting crystallizer of the present invention;

FIG. 3 is a top view of the cooling horizontal continuous casting mold of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 3;

FIG. 7 is a cross-sectional view taken along line D-D of FIG. 3;

FIG. 8 is a cross-sectional view taken along line E-E of FIG. 3;

FIG. 9 is a rear view of the cooling horizontal continuous casting mold of the present invention;

FIG. 10 is a front view of the cooling horizontal continuous casting mold of the present invention;

wherein: 10. a first side portion; 20. a second side portion; 1. a water injection port; 2. a water outlet; 3. a launder; 4. a water inlet channel; 41. a first communicating portion; 42. a second communicating portion; 5. a water outlet channel; 51. a first communicating portion; 52. a second communicating portion; 6. a waist-shaped groove.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 10, a cooling horizontal continuous casting mold comprises a first side portion 10 and a second side portion 20 respectively disposed at two sides different in thickness direction, wherein the first side portion 10 is provided with a plurality of water injection ports 1 and water outlet ports 2, and the outer surface of the second side portion 20 is a cooling surface for contacting a graphite mold to be cooled.

The crystallizer is provided with a plurality of water flowing grooves 3 arranged at intervals in the length direction, the length direction of each water flowing groove 3 extends along the width direction of the crystallizer, one end part of each water flowing groove 3 in the length direction is communicated with a water filling port 1, and the other end part of each water flowing groove 3 in the length direction is communicated with a water outlet 2.

In this embodiment, referring to fig. 1 and fig. 2, the mold is made of copper, and the mold is cubic, and the length direction, the width direction, and the thickness direction of the mold are exemplarily marked in fig. 2 for corresponding reference.

In the crystallizer, all the flumes 3 are divided into a plurality of groups, all the flumes 3 in each group are uniformly distributed at intervals along the length direction of the crystallizer, and at least one side of each flume 3 is in a sawtooth shape, so that the surface area of each side of the flume wall is greatly increased, and the heat exchange effect is better. Each group of the launders 3 corresponds to one water injection port 1 and a plurality of water outlet ports 2, preferably, each group of the launders 3 corresponds to one water injection port 1 and two water outlet ports 2, and in the same group, the water injection port 1 is located between the two water outlet ports 2 in the length direction of the crystallizer. In this embodiment, referring to fig. 8, all the launders 3 are divided into two groups arranged at intervals along the length direction of the crystallizer, each group of launders 3 corresponds to one water injection port 1 and two water outlet ports 2, that is, there are two water injection ports 1, and there are four water outlet ports 2 correspondingly.

Referring to fig. 9 and 10, two groups of waist-shaped grooves 6 are arranged on the crystallizer, and each waist-shaped groove 6 is provided with a group of water flowing grooves 3, when the water flowing grooves are arranged, a through groove penetrating along the width direction is firstly formed along the width direction of the crystallizer, and then the two ends are plugged, so that a plurality of water flowing grooves 3 are formed.

Referring to fig. 1 and 3, all the water filling ports 1 and the water outlet ports 2 are spaced apart from each other in the middle of the first side portion 10 in the same direction. A water inlet channel 4 is arranged between the water filling port 1 and one end part of the flume 3, and a water outlet channel 5 is arranged between the other end part of the flume 3 and the water outlet 2.

Referring to fig. 4 to 7, the water feed passage 4 has a first communicating portion 41 extending in the mold width direction, and a second communicating portion 42 extending in the mold thickness direction; the water outlet passage 5 has a first communicating portion 51 extending in the width direction of the mold, and a second communicating portion 52 extending in the thickness direction of the mold. Therefore, the area of a channel between the water flow entering the crystallizer from the water filling port 1 and the water flow flowing out of the crystallizer from the water outlet 2 is increased, so that more heat can be taken away in the flowing process of the water flow in the crystallizer, and meanwhile, the arrangement of each water filling port 1 and each water outlet 2 and the communication with each water flowing groove 3 are facilitated.

The following specifically explains the working process of this embodiment:

the graphite mold to be cooled is placed between two crystallizers, one side surface of the graphite mold to be cooled is in contact with a cooling surface of the second side portion 20, a water injection pipe and a water discharge pipe are connected from the first side portion 10, water flow enters the crystallizers from the water injection ports 1, reaches one end portion of each water flowing groove 3 from the water inlet channel 4, then flows through the water flowing grooves 3 to the other end portions of the water flowing grooves, and then reaches the water outlets 2 on two sides through the water outlet channels 5 to be discharged, arrows in fig. 4 to 7 schematically indicate the directions of the water flow, and the crystallizer is simple in structure and good in cooling effect. Meanwhile, the cooling surface of the crystallizer is directly contacted with the graphite mold to be cooled, so that the heat conductivity is improved, the cooling effect of copper water is improved, meanwhile, the phenomenon of water leakage caused by sealing failure of a sealing position is avoided, and the service life of the crystallizer is prolonged.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A cooled horizontal continuous casting crystallizer, characterized by: the crystallizer is provided with a first side part and a second side part which are respectively arranged at two sides different in thickness direction, a plurality of water injection ports and water outlets are formed in the first side part, the outer surface of the second side part is a cooling surface used for being in contact with a graphite mold to be cooled, a plurality of water flowing grooves distributed at intervals are formed in the crystallizer in the length direction, the length direction of each water flowing groove extends along the width direction of the crystallizer, one end part of each water flowing groove in the length direction is communicated with the water injection ports, and the other end part of each water flowing groove in the length direction is communicated with the water outlets.

2. The cooled horizontal continuous casting crystallizer of claim 1, wherein: all the launders are divided into a plurality of groups, and each group of launders corresponds to one water injection port and a plurality of water outlets.

3. The cooled horizontal continuous casting crystallizer of claim 2, wherein: each group of the flumes corresponds to two water outlets, and the water injection port is positioned between the two water outlets along the length direction of the crystallizer.

4. The cooled horizontal continuous casting crystallizer of claim 2, wherein: all the launders are divided into two groups which are arranged at intervals along the length direction of the crystallizer, correspondingly, two water injection ports are arranged, and four water outlet ports are arranged.

5. The cooled horizontal continuous casting crystallizer of claim 2, wherein: all the water flowing grooves in each group are uniformly distributed at intervals along the length direction of the crystallizer.

6. The cooled horizontal continuous casting crystallizer of claim 1, wherein: at least one side of each water flowing groove is in a sawtooth shape.

7. The cooled horizontal continuous casting crystallizer of claim 1, wherein: the water filling port with be equipped with inhalant canal between a tip of tye, another tip of tye with be equipped with exhalant canal between the delivery port, inhalant canal and/or exhalant canal has the edge the first intercommunication portion that crystallizer width direction extends, and follows the second intercommunication portion that crystallizer thickness direction extends.

8. The cooled horizontal continuous casting crystallizer of claim 7, wherein: all the water injection ports and the water outlets are distributed at intervals in the same direction on the middle part of the first side part.

9. The cooled horizontal continuous casting crystallizer of claim 7, wherein: at least one water outlet is arranged on each of two sides of each water injection port.

10. The cooled horizontal continuous casting crystallizer of any one of claims 1 to 9, wherein: the crystallizer is integrally a cube made of copper.