CN105648229A - Energy-saving multi-coaxial heavy-current conducting short network - Google Patents
Energy-saving multi-coaxial heavy-current conducting short network Download PDFInfo
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- CN105648229A CN105648229A CN201610223948.2A CN201610223948A CN105648229A CN 105648229 A CN105648229 A CN 105648229A CN 201610223948 A CN201610223948 A CN 201610223948A CN 105648229 A CN105648229 A CN 105648229A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/16—Remelting metals
- C22B9/18—Electroslag remelting
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Abstract
The invention discloses an energy-saving multi-coaxial heavy-current conducting short network which comprises a plurality of conducting copper shafts, wherein the conducting copper shafts are vertically and uniformly arranged in parallel; the conducting copper shafts are provided with an electric brush assembly in a sliding mode; the electric brush assembly is connected with a electrode clamping conducting device; conducting copper tubes with the same axial line are respectively correspondingly arranged below the conducting copper shafts; the conducting copper tubes are connected with a bottom water tank through a current switch; the transformer is provided with a plurality of outlet copper bars and loop copper bars which are correspondingly arranged in parallel; the outlet copper bars are connected with the conducting copper shafts; and the loop copper bars are connected with the conducting copper tubes. The electroslag furnace smelting current and loop current constitute the parallel arrangement conducting mode by utilizing multi-coaxial conducting, thereby counteracting the magnetic field generated when the current penetrates through the conductor, lowering the reactive loss of the transformer, and successfully solving the problem that the plate blank steel ingot outline is huge and flat and can not uniformly counteract the magnetic field generated under the heavy-current conditions in the prior art.
Description
Technical field
The present invention relates to metal electroslag remelting device technical field, particularly relate to energy-saving many coaxial short nets of conducting heavy current of a kind of heavy slab electroslag furnace.
Background technology
The electroslag furnace of current home or overseas is when the short net of smelting heavy slab steel ingot employing coaxial conductive, owing to slab steel ingot profile is huge and be flat, existing coaxial conductive technology cannot uniformly offset its magnetic field produced under big current conditions, short network loss is lost bigger, cause substantial amounts of non-power consumption loss, energy consumption waste height, adds the cost of electroslag ingot. How to reduce the reactive loss of electroslag furnace transformator, be always up a great problem in heavy slab electroslag furnace design field.
Summary of the invention
The technical problem to be solved is to provide a kind of reasonable structural arrangement, can fully reduce energy-saving many coaxial short nets of conducting heavy current of transformator reactive loss.
For solving above-mentioned technical problem, the technical scheme is that
Energy-saving many coaxial short nets of conducting heavy current, are arranged between electroslag furnace body and transformator, and described electroslag furnace body bottom portion is provided with bottom water case;
Including some conductive copper axles that vertical uniform parallel is arranged, described conductive copper axle being slidably fitted with brush assembly, described brush assembly connects electrode clamping electric installation; Being correspondingly arranged on the contact tube that axis is identical below described conductive copper axle respectively, described contact tube is connected with described bottom water case by current switch; Described transformator is provided with outlet copper bar and the loop line copper bar that some correspondences are arranged in parallel, described outlet copper bar and described conductive copper axle and connects, and described loop line copper bar and described contact tube connect; Wherein:
Smelting current direction is: transformator �� outlet copper bar �� conductive copper axle �� brush assembly �� electrode clamping electric installation �� electrode �� slag bath �� slab steel ingot;
Loop current flows to: slab steel ingot �� bottom water case �� current switch �� contact tube �� loop line copper bar �� transformator.
Wherein, described conductive copper axle is at least three.
As preferred technical scheme, described electrode clamping electric installation includes having rectangular aperture and downward opening electrode jaw, and dummy electrode upper end is stretched in the rectangular aperture of described electrode jaw; The top of described electrode jaw is provided with the latch that the jack with dummy electrode upper end matches, and described latch is connected to grafting driving device; The bottom of described electrode jaw is provided with floating electric installation and driving clamping device.
As preferred technical scheme, described grafting driving device includes wearing pin oil cylinder, described in wear the telescopic end of pin oil cylinder and be connected with described latch.
As preferred technical scheme, described floating electric installation includes four groups of conducting blocks supported respectively by butterfly spring, described conducting block is connected with described brush assembly by being flexible coupling, during described driving clamping device clamping dummy electrode, the conducting surface of described conducting block and dummy electrode is fully contacted and conducts electricity.
As preferred technical scheme, described driving clamping device includes butterfly spring clamping cylinder, and the described telescopic end of butterfly spring clamping cylinder is connected with the lower end of described electrode jaw.
Owing to have employed technique scheme, energy-saving many coaxial short nets of conducting heavy current, including some conductive copper axles that vertical uniform parallel is arranged, described conductive copper axle is slidably fitted with brush assembly, described brush assembly connects electrode clamping electric installation; Being correspondingly arranged on the contact tube that axis is identical below described conductive copper axle respectively, described contact tube is connected with described bottom water case by current switch; Described transformator is provided with outlet copper bar and the loop line copper bar that some correspondences are arranged in parallel, described outlet copper bar and described conductive copper axle and connects, and described loop line copper bar and described contact tube connect; The method have the advantages that utilizing many coaxial conductives that electroslag furnace is smelted electric current constitutes, with loop current, the electrically conducting manner that is arranged in parallel, the magnetic field produced when counteracting electric current through conductor, reduce the reactive loss of transformator, successfully overcoming because slab steel ingot profile is huge and cannot uniformly offset the problem in its magnetic field produced under big current conditions for flat in prior art, the actual pressure drop when smelting 40 tons of slab steel ingots is at below 10V.
Additionally, by adopting described electrode clamping electric installation, conducting block and electrodes conduct face pressure experienced are unrelated with electrode holder holding force, the clamping of electrode is to tangle electrode and then clamped by disc spring clamping cylinder again by wearing pin oil cylinder, the conduction of electrode is then provide pressure by the butterfly spring on floating electric installation, avoid and damage conducting surface when clamping heavier electrode because chucking power is excessive by pressure, and the contact position of electrodes conduct is in dummy electrode bottom, effectively reduce the length of short net, reduce further reactive loss.
Accompanying drawing explanation
The following drawings is only intended to, in the present invention being schematically illustrated and explaining, not delimit the scope of the invention. Wherein:
Fig. 1 is the main TV structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the plan structure schematic diagram of the embodiment of the present invention;
Fig. 3 is the partial enlarged drawing at A place in Fig. 2;
Fig. 4 is the structural representation of electrode clamping electric installation.
In figure: 1-transformator; 2-bottom water case; 3-slab steel ingot; 4-conductive copper axle; 5-brush assembly; 6-electrode clamping electric installation; 7-contact tube; 8-current switch; 9-outlet copper bar; 10-loop line copper bar; 11-slag bath; 12-dummy electrode; 13-consutrode;61-rectangular aperture; 62-electrode jaw; 63-latch; 64-wears pin oil cylinder; 65-butterfly spring; 66-conducting block; 67-is flexible coupling; 68-butterfly spring clamping cylinder.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is expanded on further. In the following detailed description, some one exemplary embodiment of the present invention is only described by the mode of explanation. Undoubtedly, those of ordinary skill in the art will be consequently realised that, when without departing from the spirit and scope of the present invention, it is possible to by various different modes, described embodiment is modified. Therefore, accompanying drawing and description are inherently illustrative, rather than are used for limiting scope of the claims.
As shown in Figures 1 to 4, energy-saving many coaxial short nets of conducting heavy current, are arranged between electroslag furnace body and transformator 1, and described electroslag furnace body bottom portion is provided with bottom water case 2, described bottom water case 2 top is followed successively by slab steel ingot 3, slag bath 11 and electrode, and electrode includes dummy electrode 12 and consutrode 13;
Being arranged in the some conductive copper axles 4 around slab steel ingot 3 including vertical uniform parallel, for four in the present embodiment, described conductive copper axle 4 is slidably fitted with brush assembly 5, described brush assembly 5 connects electrode clamping electric installation 6; Being correspondingly arranged on the identical contact tube of axis 7 below described conductive copper axle 4 respectively, described contact tube 7 is connected with described bottom water case 2 by current switch 8 (employing high-current switch); Described transformator 1 is provided with outlet copper bar 9 and the loop line copper bar 10 that some correspondences are arranged in parallel, and outlet copper bar is corresponding with conductive copper axle 4 to be connected, and loop line copper bar is corresponding with described contact tube 7 to be connected;
The direction of arrow with reference in Fig. 1 and Fig. 2:
Smelting current direction is: transformator �� outlet copper bar �� conductive copper axle �� brush assembly �� electrode clamping electric installation �� dummy electrode �� consutrode �� slag bath �� slab steel ingot;
Loop current flows to: slab steel ingot �� bottom water case �� current switch �� contact tube �� loop line copper bar �� transformator.
This short net utilizes many coaxial conductives that electroslag furnace is smelted the electrically conducting manner that electric current is arranged in parallel with loop current composition, the magnetic field produced when counteracting electric current through conductor, reduce the reactive loss of transformator, successfully overcome in prior art because of slab steel ingot profile is huge and cannot uniformly offset its magnetic field produced under big current conditions for flat problem, it is demonstrated experimentally that the actual pressure drop when smelting 40 tons of slab steel ingots is at below 10V.
With reference to Fig. 4, described electrode clamping electric installation 6 includes having rectangular aperture 61 and downward opening electrode jaw 62, and dummy electrode 12 upper end is stretched in the rectangular aperture 61 of described electrode jaw 62; The top of described electrode jaw 62 is provided with the latch 63 that the jack with dummy electrode 12 upper end matches, and described latch 63 is connected to grafting driving device; Described grafting driving device includes wearing pin oil cylinder 64, described in wear the telescopic end of pin oil cylinder 64 and be connected with described latch 63. The bottom of described electrode jaw 62 is provided with floating electric installation and driving clamping device. Described floating electric installation includes four groups of conducting blocks supported respectively 66 by butterfly spring 65, described conducting block 66 67 is connected with described brush assembly 5 by being flexible coupling, described driving clamping device includes butterfly spring clamping cylinder 68, and the described telescopic end of butterfly spring clamping cylinder 68 is connected with the lower end of electrode jaw 62. When clamping dummy electrode, the conducting surface of described conducting block 66 and dummy electrode 12 is fully contacted and conducts electricity.So, conducting block and electrodes conduct face pressure experienced are unrelated with electrode holder holding force, the clamping of electrode is to tangle electrode and then clamped by disc spring clamping cylinder again by wearing pin oil cylinder, the conduction of electrode is then provide pressure by the butterfly spring on floating electric installation, avoid and damage conducting surface when clamping heavier electrode because chucking power is excessive by pressure, and the contact position of electrodes conduct is in dummy electrode bottom, effectively reduces the length of short net, thus reduce further reactive loss.
The foregoing is only the schematic detailed description of the invention of the present invention, be not limited to the scope of the present invention. Any those skilled in the art, equivalent variations done under without departing from the design of the present invention and the premise of principle and amendment, all should belong to the scope of protection of the invention.
Claims (6)
1. energy-saving many coaxial short nets of conducting heavy current, are arranged between electroslag furnace body and transformator, and described electroslag furnace body bottom portion is provided with bottom water case; It is characterized in that:
Including some conductive copper axles that vertical uniform parallel is arranged, described conductive copper axle being slidably fitted with brush assembly, described brush assembly connects electrode clamping electric installation; Being correspondingly arranged on the contact tube that axis is identical below described conductive copper axle respectively, described contact tube is connected with described bottom water case by current switch; Described transformator is provided with outlet copper bar and the loop line copper bar that some correspondences are arranged in parallel, described outlet copper bar and described conductive copper axle and connects, and described loop line copper bar and described contact tube connect.
2. energy-saving many coaxial short nets of conducting heavy current as claimed in claim 1, it is characterised in that: described electrode clamping electric installation includes having rectangular aperture and downward opening electrode jaw, and dummy electrode upper end is stretched in the rectangular aperture of described electrode jaw; The top of described electrode jaw is provided with the latch that the jack with dummy electrode upper end matches, and described latch is connected to grafting driving device; The bottom of described electrode jaw is provided with floating electric installation and driving clamping device.
3. energy-saving many coaxial short nets of conducting heavy current as claimed in claim 2, it is characterised in that: described grafting driving device includes wearing pin oil cylinder, described in wear the telescopic end of pin oil cylinder and be connected with described latch.
4. energy-saving many coaxial short nets of conducting heavy current as claimed in claim 2, it is characterised in that: described floating electric installation includes four groups of conducting blocks supported respectively by butterfly spring, and described conducting block is connected with described brush assembly by being flexible coupling.
5. energy-saving many coaxial short nets of conducting heavy current as claimed in claim 4, it is characterised in that: described driving clamping device includes butterfly spring clamping cylinder, and the described telescopic end of butterfly spring clamping cylinder is connected with the lower end of described electrode jaw.
6. the energy-saving many coaxial short nets of conducting heavy current as described in any one of claim 1 to 5, it is characterised in that: described conductive copper axle is at least three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610223948.2A CN105648229B (en) | 2016-04-12 | 2016-04-12 | The short net of energy-saving many coaxial conducting heavy currents |
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| CN201610223948.2A CN105648229B (en) | 2016-04-12 | 2016-04-12 | The short net of energy-saving many coaxial conducting heavy currents |
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| CN105648229B CN105648229B (en) | 2017-07-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106086448A (en) * | 2016-08-02 | 2016-11-09 | 合智熔炼装备（上海）有限公司 | Electroslag furnace brush variable-ratio motion and control method |
| CN106597179A (en) * | 2017-01-25 | 2017-04-26 | 沈阳变压器研究院股份有限公司 | Coaxial type high-current casing pipe temperature rise testing device |
| CN106756080A (en) * | 2017-02-20 | 2017-05-31 | 潍坊市众诚佳合环保科技股份有限公司 | Coaxial conductive electroslag refining furnace crystallizer |
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| JPS63130723A (en) * | 1986-11-20 | 1988-06-02 | Kobe Steel Ltd | Operating method for electroslag remelting |
| CN2751274Y (en) * | 2004-11-12 | 2006-01-11 | 河南中原特殊钢厂 | Electrical slag furnace energy-saving short net installation |
| CN101418374A (en) * | 2008-11-24 | 2009-04-29 | 江阴兴澄特种钢铁有限公司 | Conductive and continuous casting type electroslag remelting furnace for crystallizer |
| CN202913040U (en) * | 2012-11-12 | 2013-05-01 | 鞍钢集团工程技术有限公司 | Coaxial conducting device for electroslag furnace |
| CN203174174U (en) * | 2013-03-22 | 2013-09-04 | 沈阳东大兴科冶金技术有限公司 | Electroslag furnace short net device for eliminating electroslag ingot segregation caused by magnetic field |
| CN104561573A (en) * | 2014-12-30 | 2015-04-29 | 朱兴发 | Multi-station coaxial electric slag furnace short network device |
| CN204455246U (en) * | 2014-12-30 | 2015-07-08 | 朱兴发 | Multi-work-station coaxial electrical slag hearth short-net device |
| CN205528969U (en) * | 2016-04-12 | 2016-08-31 | 潍坊亚东冶金设备有限公司 | Energy -saving how coaxial heavy current electrically conducts short network |
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2016
- 2016-04-12 CN CN201610223948.2A patent/CN105648229B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS63130723A (en) * | 1986-11-20 | 1988-06-02 | Kobe Steel Ltd | Operating method for electroslag remelting |
| CN2751274Y (en) * | 2004-11-12 | 2006-01-11 | 河南中原特殊钢厂 | Electrical slag furnace energy-saving short net installation |
| CN101418374A (en) * | 2008-11-24 | 2009-04-29 | 江阴兴澄特种钢铁有限公司 | Conductive and continuous casting type electroslag remelting furnace for crystallizer |
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| CN203174174U (en) * | 2013-03-22 | 2013-09-04 | 沈阳东大兴科冶金技术有限公司 | Electroslag furnace short net device for eliminating electroslag ingot segregation caused by magnetic field |
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| CN204455246U (en) * | 2014-12-30 | 2015-07-08 | 朱兴发 | Multi-work-station coaxial electrical slag hearth short-net device |
| CN205528969U (en) * | 2016-04-12 | 2016-08-31 | 潍坊亚东冶金设备有限公司 | Energy -saving how coaxial heavy current electrically conducts short network |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106086448A (en) * | 2016-08-02 | 2016-11-09 | 合智熔炼装备（上海）有限公司 | Electroslag furnace brush variable-ratio motion and control method |
| CN106597179A (en) * | 2017-01-25 | 2017-04-26 | 沈阳变压器研究院股份有限公司 | Coaxial type high-current casing pipe temperature rise testing device |
| CN106597179B (en) * | 2017-01-25 | 2024-03-19 | 沈阳变压器研究院有限公司 | Coaxial type heavy-current sleeve temperature rise test device |
| CN106756080A (en) * | 2017-02-20 | 2017-05-31 | 潍坊市众诚佳合环保科技股份有限公司 | Coaxial conductive electroslag refining furnace crystallizer |
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| Publication number | Publication date |
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| CN105648229B (en) | 2017-07-04 |
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Denomination of invention: Energy saving multi coaxial high current conductive short network Effective date of registration: 20220519 Granted publication date: 20170704 Pledgee: Postal Savings Bank of China Limited Anqiu sub branch Pledgor: WEIFANG YADONG METALLURGICAL EQUIPMENT Co.,Ltd. Registration number: Y2022980005895 |
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Date of cancellation: 20230518 Granted publication date: 20170704 Pledgee: Postal Savings Bank of China Limited Anqiu sub branch Pledgor: WEIFANG YADONG METALLURGICAL EQUIPMENT Co.,Ltd. Registration number: Y2022980005895 |
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Denomination of invention: Energy saving multi coaxial high current conductive short network Effective date of registration: 20230522 Granted publication date: 20170704 Pledgee: Postal Savings Bank of China Limited Anqiu sub branch Pledgor: WEIFANG YADONG METALLURGICAL EQUIPMENT Co.,Ltd. Registration number: Y2023980041267 |