CN204608115U - A kind of built-up type electroslag crystallizer of convenient purification slag - Google Patents
A kind of built-up type electroslag crystallizer of convenient purification slag Download PDFInfo
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- CN204608115U CN204608115U CN201520299701.XU CN201520299701U CN204608115U CN 204608115 U CN204608115 U CN 204608115U CN 201520299701 U CN201520299701 U CN 201520299701U CN 204608115 U CN204608115 U CN 204608115U
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Abstract
The utility model discloses a kind of built-up type electroslag crystallizer of convenient purification slag, comprise at least two monomers, monomer comprises copper inner barrel; The outer cylinder body of steel; The ring flange of two steel, wherein, ring flange is connected with an end of inner barrel and an end winding support of outer cylinder body respectively, and another ring flange is connected with another end of inner barrel and another end winding support of outer cylinder body respectively; Also comprise rising pipe, water inlet pipe and water coolant annular reservoir chamber, steel outer cylinder body is set with outside copper inner barrel, the bottom of copper inner barrel and steel outer cylinder body is affixed by weld seam, top is provided with lanced fin, the inner side of steel outer cylinder body is provided with stiffening web, bottom is provided with water inlet pipe, and water coolant annular reservoir chamber is provided with rising pipe, and water inlet pipe is communicated with rising pipe by cooling water layer.Built-up type electroslag crystallizer of the present utility model, convenient operation is produced, and structure is simple, and long service life, can reduce steel-making cost, improves conforming product rate, reduces labor intensity.
Description
Technical field
The utility model relates to a kind of built-up type electroslag crystallizer of convenient purification slag, belongs to electroslag slag apparatus field.
Background technology
Electroslag slag process is generally the slag filling melting in copper water mold, and consumable electrode one end is inserted in slag.Consumable electrode, slag bath, metal pool, steel ingot, end water tank form loop by short net wire and transformer.In galvanization, slag bath releases joule heating, and melted gradually consumable electrode termination, molten metal pools drop, through slag bath, falls into crystallizer, forms metal pool, and by water-cooled effect, quick solidification forms steel ingot.At electrode tip drop formation stages, and drop is through the slag bath drippage stage, and steel-slag fully contacts, and nonmetallic inclusionsin steel is absorbed by slag.In steel, harmful element (sulphur, lead, antimony, bismuth, tin) is removed more effectively by steel-slag reaction and high-temperature gasification.Liquid metal, under slag bath covers, substantially avoid and reoxidizes.Because fusing, refining in copper water mold, to solidify, this has just stopped the pollution of refractory materials to steel.Before ingot solidification, there are metal pool and slag bath in its upper end, play insulation and feeding effect, ensure the compactness of steel ingot.The slag bath risen forms the thin skull of one deck on crystallizer inwall, not only makes surface of steel ingot bright and clean, also plays insulation and heat-blocking action, more heat lower portion is conducted, is conducive to steel ingot crystallographic orientation from bottom to top.Due to above reason, the quality and performance of steel ingot that esr is produced is improved, and the plasticity under the low temperature of steel alloy, room temperature and high temperature and impelling strength strengthen, and steel extend work-ing life.
Electroslag equipment is simple, and invest less, productive expense is lower.The shortcoming of esr is that power consumption is higher, and slag charge general is at present more containing CaF2, and in reflow process, contaminate environment, must establish dedusting and remove fluorine device.Such as Chinese Patent Application No.: 200920026152.3 disclose a kind of combined crystallizer for electroslag furnace, comprise at least two monomers, and described monomer is stacked together in use from bottom to top one by one, each described monomer comprises a copper inner barrel; The outer cylinder body of a steel; The ring flange of two steel, wherein, a ring flange is connected with an end of described inner barrel and an end winding support of outer cylinder body respectively, and another ring flange is connected with another end of described inner barrel and another end winding support of outer cylinder body respectively; Described inner barrel, outer cylinder body and ring flange define an airtight cooling water cavity jointly.Its advantage greatly shortens the length of electrode and dummy electrode, thus reduce the stroke up and down of electroslag furnace transverse arm, improves the stability of electroslag furnace transverse arm, reduces power loss, reduces the manufacturing cost and use cost of electroslag furnace.Its shortcoming is that conforming product rate is low, and labour intensity is large and result of use is not good.
Utility model content
The purpose of this utility model is to provide a kind of built-up type electroslag crystallizer of convenient purification slag, and convenient operation is produced, and structure is simple, and long service life, can reduce steel-making cost, improves conforming product rate, reduces labor intensity.
The technical solution adopted in the utility model is: a kind of built-up type electroslag crystallizer of convenient purification slag, and comprise at least two monomers, described monomer is stacked together in use from bottom to top one by one, and each described monomer comprises copper inner barrel; The outer cylinder body of steel; The ring flange of two steel, wherein, ring flange is connected with an end of described inner barrel and an end winding support of outer cylinder body respectively, and another ring flange is connected with another end of described inner barrel and another end winding support of outer cylinder body respectively; Described inner barrel, outer cylinder body and ring flange define an airtight cooling water cavity jointly; Its innovative point is: also comprise rising pipe, water inlet pipe and water coolant annular reservoir chamber, steel outer cylinder body is set with outside copper inner barrel, the bottom of copper inner barrel and steel outer cylinder body is affixed by weld seam, top is provided with lanced fin, the inner side of steel outer cylinder body is provided with stiffening web, bottom is provided with water inlet pipe, and water coolant annular reservoir chamber is provided with rising pipe, and water inlet pipe is communicated with rising pipe by cooling water layer.
On this basis, described serrated fin is centered by copper outer cylinder body axis, and axially in increased radioactivity surrounding in copper outer cylinder body, contact with steel outer cylinder body, the gap of described serrated fin and steel outer cylinder body is 0.2 ~ 0.3mm; The both sides that described serrated fin contacts with steel outer cylinder body are all coated with one deck low melting point corrosion resistant material coating.
On this basis, the thickness of described serrated fin side low melting point corrosion resistant material coating is 0.5 ~ 0.8 μm.
On this basis, described serrated fin is 1.8 ~ 2.5:1.0 ~ 1.5 with the gap of steel outer cylinder body and the length ratio of serrated fin side welding material coating.
The beneficial effects of the utility model are as follows:
(1) the built-up type electroslag crystallizer of convenient purification slag of the present utility model, also comprise rising pipe, water inlet pipe and water coolant annular reservoir chamber, be set with steel outer cylinder body outside copper inner barrel, the bottom of copper inner barrel and steel outer cylinder body is affixed by weld seam, in conjunction with practical situation, convenient operation is produced, structure is simple, and long service life, can reduce steel-making cost, improve conforming product rate, reduce labor intensity.
(2) the built-up type electroslag crystallizer of convenient purification slag of the present utility model, top is provided with lanced fin, realize fin to be directly connected with inside and outside cylindrical shell, thermal resistance is not had in the middle of heat transfer, thus substantially increase heat transfer property, accelerating slag process, while change slag is effective, saves and produces the energy.
(3) the built-up type electroslag crystallizer of convenient purification slag of the present utility model, the inner side of steel outer cylinder body is provided with stiffening web, bottom is provided with water inlet pipe, water coolant annular reservoir chamber is provided with rising pipe, water inlet pipe is communicated with rising pipe by cooling water layer, cool in time in convenient purification slag process, have broad application prospects in metallurgical industry and mechanical industry field.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
Fig. 1 is the built-up type electroslag crystallizer one-piece construction schematic diagram of the utility model convenient purification slag;
Fig. 2 is the built-up type electroslag crystallizer lanced fin schematic diagram of the utility model convenient purification slag.
Embodiment
The utility model discloses a kind of built-up type electroslag crystallizer of convenient purification slag, comprise at least two monomers, described monomer is stacked together in use from bottom to top one by one, and each described monomer comprises copper inner barrel 1; The outer cylinder body 2 of steel; The ring flange of two steel, wherein, ring flange is connected with an end of described inner barrel 1 and an end winding support of outer cylinder body 2 respectively, and another ring flange is connected with another end of described inner barrel 1 and another end winding support of outer cylinder body 2 respectively; Described inner barrel 1, outer cylinder body 2 and ring flange define an airtight cooling water cavity jointly; As shown in Figure 1: also comprise rising pipe 3, water inlet pipe 4 and water coolant annular reservoir chamber 5, steel outer cylinder body 2 is set with outside copper inner barrel 1, the bottom of copper inner barrel 1 and steel outer cylinder body 2 is affixed by weld seam, top is provided with lanced fin 7, the inner side of steel outer cylinder body 2 is provided with stiffening web, bottom is provided with water inlet pipe 4, and water coolant annular reservoir chamber is provided with rising pipe 3, and water inlet pipe 4 is communicated with rising pipe 3 by cooling water layer.The built-up type electroslag crystallizer of convenient purification slag of the present utility model, in conjunction with practical situation, convenient operation is produced, and structure is simple, and long service life, can reduce steel-making cost, improves conforming product rate, reduces labor intensity; The inner side of steel outer cylinder body is provided with stiffening web simultaneously, bottom is provided with water inlet pipe, and water coolant annular reservoir chamber is provided with rising pipe, and water inlet pipe is communicated with rising pipe by cooling water layer, cool in time in convenient purification slag process, have broad application prospects in metallurgical industry and mechanical industry field.
As shown in Figure 2: serrated fin 7, centered by copper outer cylinder body 2 axis, axially in increased radioactivity surrounding in copper outer cylinder body 1, contacts with steel outer cylinder body 1, described serrated fin 7 is 0.2 ~ 0.3mm with the gap of steel outer cylinder body 1; The both sides that described serrated fin 7 contacts with steel outer cylinder body 1 are all coated with one deck low melting point corrosion resistant material coating.The built-up type electroslag crystallizer of convenient purification slag of the present utility model, top is provided with lanced fin, realizes fin and is directly connected with inside and outside cylindrical shell, there is no thermal resistance in the middle of heat transfer, thus substantially increase heat transfer property, accelerating slag process, while change slag is effective, saves and produce the energy.
Concrete, the thickness of serrated fin side low melting point corrosion resistant material coating is 0.5 ~ 0.8 μm.
As preferably, serrated fin 7 is 1.8 ~ 2.5:1.0 ~ 1.5 with the gap of steel outer cylinder body 2 and the length ratio of serrated fin 7 side welding material coating.
The above is preferred implementation of the present utility model, can not limit the interest field of the utility model with this.It should be pointed out that for those skilled in the art, the technical solution of the utility model is modified or equivalent replacement, do not depart from protection domain of the present utility model.
Claims (4)
1. a built-up type electroslag crystallizer for convenient purification slag, comprise at least two monomers, described monomer is stacked together in use from bottom to top one by one, and wherein, each monomer comprises copper inner barrel; The outer cylinder body of steel; The ring flange of two steel, wherein, ring flange is connected with an end of described inner barrel and an end winding support of outer cylinder body respectively, and another ring flange is connected with another end of described inner barrel and another end winding support of outer cylinder body respectively; Described inner barrel, outer cylinder body and ring flange define an airtight cooling water cavity jointly; It is characterized in that: also comprise rising pipe, water inlet pipe and water coolant annular reservoir chamber, steel outer cylinder body is set with outside copper inner barrel, the bottom of copper inner barrel and steel outer cylinder body is affixed by weld seam, top is provided with lanced fin, the inner side of steel outer cylinder body is provided with stiffening web, bottom is provided with water inlet pipe, and water coolant annular reservoir chamber is provided with rising pipe, and water inlet pipe is communicated with rising pipe by cooling water layer.
2. the built-up type electroslag crystallizer of convenient purification slag according to claim 1, it is characterized in that: described serrated fin is centered by copper outer cylinder body axis, axially in increased radioactivity surrounding in copper outer cylinder body, contact with steel outer cylinder body, the gap of described serrated fin and steel outer cylinder body is 0.2 ~ 0.3mm; The both sides that described serrated fin contacts with steel outer cylinder body are all coated with one deck low melting point corrosion resistant material coating.
3. the built-up type electroslag crystallizer of convenient purification slag according to claim 1, is characterized in that: the thickness of described serrated fin side low melting point corrosion resistant material coating is 0.5 ~ 0.8 μm.
4. the built-up type electroslag crystallizer of convenient purification slag according to claim 1, is characterized in that: described serrated fin is 1.8 ~ 2.5:1.0 ~ 1.5 with the gap of steel outer cylinder body and the length ratio of serrated fin side welding material coating.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520299701.XU CN204608115U (en) | 2015-05-08 | 2015-05-08 | A kind of built-up type electroslag crystallizer of convenient purification slag |
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| CN201520299701.XU CN204608115U (en) | 2015-05-08 | 2015-05-08 | A kind of built-up type electroslag crystallizer of convenient purification slag |
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| CN204608115U true CN204608115U (en) | 2015-09-02 |
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| CN201520299701.XU Expired - Fee Related CN204608115U (en) | 2015-05-08 | 2015-05-08 | A kind of built-up type electroslag crystallizer of convenient purification slag |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106480324A (en) * | 2015-11-12 | 2017-03-08 | 天津钢研海德科技有限公司 | A kind of electroslag remelting equipment of use electrochemical deoxidising and electro-slag re-melting method |
-
2015
- 2015-05-08 CN CN201520299701.XU patent/CN204608115U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106480324A (en) * | 2015-11-12 | 2017-03-08 | 天津钢研海德科技有限公司 | A kind of electroslag remelting equipment of use electrochemical deoxidising and electro-slag re-melting method |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20180508 |
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| CF01 | Termination of patent right due to non-payment of annual fee |