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CN201823911U - Submerged nozzle of thin blank plate - Google Patents

Submerged nozzle of thin blank plate Download PDF

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Publication number
CN201823911U
CN201823911U CN2010205673700U CN201020567370U CN201823911U CN 201823911 U CN201823911 U CN 201823911U CN 2010205673700 U CN2010205673700 U CN 2010205673700U CN 201020567370 U CN201020567370 U CN 201020567370U CN 201823911 U CN201823911 U CN 201823911U
Authority
CN
China
Prior art keywords
submerged nozzle
outlet
blank plate
molten steel
thin blank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010205673700U
Other languages
Chinese (zh)
Inventor
詹姆斯·欧文斯通
吴宽
张习熠
姜丹锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
VESUVIUS ADVANCED CERAMICS (CHINA) CO., LTD.
Original Assignee
VESUVIUS CERAMIC (SUZHOU) CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by VESUVIUS CERAMIC (SUZHOU) CO Ltd filed Critical VESUVIUS CERAMIC (SUZHOU) CO Ltd
Priority to CN2010205673700U priority Critical patent/CN201823911U/en
Application granted granted Critical
Publication of CN201823911U publication Critical patent/CN201823911U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a submerged nozzle of a thin blank plate, which comprises an inlet, an inner cavity, river diversion bosses which are symmetrically arranged at two sides of the central axis of the submerged nozzle, and a triangular diversion body which is arranged in the middle of an outlet and divides the outlet into two outlet ports, wherein the inner cavity is a combined surface which is combined by a set of planes, a plurality of edges are arranged among the adjoining planes, and the planes are not coplanar to each other. The submerged nozzle mainly has the benefits as follows: the design of the submerged nozzle of the thin blank plate leads the flow of molten steel to be better in stability at the inner part and the outlet of the nozzle, leads the molten steel to be capable of reasonably flowing in a crystallizer, and reduces the unstable state of the liquid level of the molten steel, so that the quality of the thin blank plate is improved, and the service life of the submerged nozzle is prolonged.

Description

Thin stock plate submersed nozzle
Technical field
The utility model relates to a kind of thin stock plate submersed nozzle.
Background technology
The thin stock plate continuous casting is the comparatively novel technology of steel casting, compare with common continuous casting, the characteristics of thin stock plate continuous casting are that the crystallization space is little, pulling rate is fast, the molten steel surface wave takes place easily roll up slag greatly, accidents such as the unreasonable generation bleedout of Flow Field Distribution, thereby used submersed nozzle all had higher requirement from the structure to the material.Structurally because crystallizer is narrow, the size-constrained system in the mouth of a river can only be made pancake, the structure of its inner chamber is wanted can guarantee the flow of molten steel and a rational flow field is arranged in crystallizer, mouth of a river wall thickness is limited, and its slag line material should have good corrosion resistance, to guarantee the long as far as possible continuous casting time.
Existing submersed nozzle as shown in Figure 1, molten steel flows into from import 1, flows in smooth inner lumen 2, because submersed nozzle has been symmetrical arranged water conservancy diversion boss 3 at inner chamber 2 along the central axis position, molten steel is met water conservancy diversion boss 3 and is formed shunting, divides the outlet 4 at fluid 31 places to flow out by triangle is set at last.Though this structure has good practical function,, still can not guarantee the stability that steel flows, can not well overcome the liquid fluctuating problem.
The utility model content
The purpose of this utility model is to solve above-mentioned technical problem, and a kind of thin stock plate submersed nozzle is provided.
The purpose of this utility model is achieved through the following technical solutions:
Thin stock plate submersed nozzle, comprise import, inner chamber, be symmetricly set on the water conservancy diversion boss of submersed nozzle central axis both sides, and be arranged at the outlet centre position divide fluid with the triangle that outlet is divided into two flow exports, described inner chamber is the combinatorial surface that one group of plane is formed, between described each adjacent planar seamed edge is arranged, make between the described plane mutually not coplane.
The beneficial effects of the utility model are mainly reflected in: the design of this thin stock plate submersed nozzle makes steel stream in inside, the mouth of a river and exit better stability be arranged, make molten steel in crystallizer, reasonably to flow, reduce the labile state of liquid steel level, thereby improved the quality of thin stock plate, prolonged the life-span of submersed nozzle.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Fig. 1: thin stock plate submersed nozzle generalized section of the prior art.
Fig. 2: thin stock plate submersed nozzle generalized section of the present utility model.
Wherein:
1 import, 2 inner chambers, 21 planes
3 water conservancy diversion boss, 31 triangles divide fluid 4 outlets
The specific embodiment
The utility model has disclosed a kind of thin stock plate submersed nozzle, as shown in Figure 2, comprise import 1, inner chamber 2, be symmetricly set on the water conservancy diversion boss 3 of submersed nozzle central axis both sides, and be arranged at outlet 4 centre positions and will export 4 triangles that are divided into two flow exports and divide fluid 31, wherein said inner chamber 2 is the combinatorial surface that one group of plane 21 is formed, and forms the not coplane body with many seamed edges between the described combinatorial surface, and promptly similar adamantine shape is formed, formed to combinatorial surface by the plurality of sections plane.
After molten steel enters from import 1,,, from two outlets 4, flow out after dividing the shunting of fluid 31 by triangle again through the water conservancy diversion of water conservancy diversion boss 3 by the interior guide face 21 of similar diamond shape.
The utility model compared with prior art has the following advantages: the interior guide face 21 similar adamantine designs of this thin stock plate submersed nozzle, guide face 21 has some seamed edges in making, with level and smooth in the prior art and decide inner chamber 2 and compare, have a plurality of planes, make steel stream better stability be arranged in inside, the mouth of a river and exit, make molten steel in crystallizer, reasonably to flow, reduce the labile state of liquid steel level, thereby improved the quality of thin stock plate, prolonged the life-span of submersed nozzle.
The utility model still has multiple concrete embodiment, and all employings are equal to replacement or equivalent transformation and all technical schemes of forming, all drop within the claimed scope of the utility model.

Claims (1)

1. thin stock plate submersed nozzle, comprise import (1), inner chamber (2), be symmetricly set on the water conservancy diversion boss (3) of submersed nozzle central axis both sides and be arranged at outlet (4) centre position and will export the triangle that (4) be divided into two flow exports and divide fluid (31), it is characterized in that: described inner chamber (2) is the combinatorial surface that one group of plane (21) is formed, between described each adjacent planar (21) seamed edge is arranged, make between the described plane mutually not coplane.
CN2010205673700U 2010-10-19 2010-10-19 Submerged nozzle of thin blank plate Expired - Fee Related CN201823911U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205673700U CN201823911U (en) 2010-10-19 2010-10-19 Submerged nozzle of thin blank plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205673700U CN201823911U (en) 2010-10-19 2010-10-19 Submerged nozzle of thin blank plate

Publications (1)

Publication Number Publication Date
CN201823911U true CN201823911U (en) 2011-05-11

Family

ID=43962470

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205673700U Expired - Fee Related CN201823911U (en) 2010-10-19 2010-10-19 Submerged nozzle of thin blank plate

Country Status (1)

Country Link
CN (1) CN201823911U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966567A (en) * 2010-10-19 2011-02-09 维苏威高级陶瓷(苏州)有限公司 Submersed nozzle for thin slab
CN105163883A (en) * 2013-06-20 2015-12-16 里弗雷克特里知识产权两合公司 Refractory submerged entry nozzle
CN113226594A (en) * 2019-01-21 2021-08-06 黑崎播磨株式会社 Immersion nozzle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966567A (en) * 2010-10-19 2011-02-09 维苏威高级陶瓷(苏州)有限公司 Submersed nozzle for thin slab
CN105163883A (en) * 2013-06-20 2015-12-16 里弗雷克特里知识产权两合公司 Refractory submerged entry nozzle
CN105163883B (en) * 2013-06-20 2017-04-05 里弗雷克特里知识产权两合公司 Fire resisting immersion entry nozzle
CN113226594A (en) * 2019-01-21 2021-08-06 黑崎播磨株式会社 Immersion nozzle
CN113226594B (en) * 2019-01-21 2023-03-14 黑崎播磨株式会社 Dip Nozzle

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: VESUVIUS ADVANCED CERAMICS (CHINA) CO., LTD.

Free format text: FORMER NAME: VESUVIUS ADVANCED CERAMICS (SUZHOU) CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: 215021 No. 221 Ming Street, Suzhou Industrial Park, Jiangsu, China

Patentee after: VESUVIUS ADVANCED CERAMICS (CHINA) CO., LTD.

Address before: 215021 No. 221 Ming Street, Suzhou Industrial Park, Jiangsu, China

Patentee before: Vesuvius Ceramic (Suzhou) Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110511

Termination date: 20141019

EXPY Termination of patent right or utility model