JP2000234869A - Refractory dismantling machine - Google Patents
Refractory dismantling machineInfo
- Publication number
- JP2000234869A JP2000234869A JP11039296A JP3929699A JP2000234869A JP 2000234869 A JP2000234869 A JP 2000234869A JP 11039296 A JP11039296 A JP 11039296A JP 3929699 A JP3929699 A JP 3929699A JP 2000234869 A JP2000234869 A JP 2000234869A
- Authority
- JP
- Japan
- Prior art keywords
- arm
- electric furnace
- boom
- breaker
- repairing
- 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.)
- Pending
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Blast Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、電気炉の内壁、溶
鉱炉の溶銑樋およびスラグ樋などの耐火物壁を解体する
ブレーカーを備えた耐火物解体・補修装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refractory dismantling and repairing apparatus provided with a breaker for dismantling refractory walls such as an inner wall of an electric furnace, a hot metal gutter and a slag gutter of a blast furnace.
【０００２】[0002]
【従来の技術】電気炉の内壁を補修するために、例え
ば、実開平２−３０９００号公報に記載されている電気
炉内壁補修機が利用される。図７はこのような従来の電
気炉内壁補修機の縦断面図で、電気炉１の上部に載置さ
れるフレーム１６の下面に水平旋回装置１７が固定さ
れ、水平旋回装置１７に追従してアーム式補修機構４が
設けられている。アーム式補修機構４は、水平旋回装置
１７に回動可能に連接されたブーム８およびブーム３の
先端に回動可能にアーム９が設けられ、アーム９の先端
にブレーカーあるいはバケット兼用ブレーカー１０が取
り付けられている。2. Description of the Related Art For repairing the inner wall of an electric furnace, for example, an electric furnace inner wall repairing machine described in Japanese Utility Model Laid-Open No. 2-30900 is used. FIG. 7 is a longitudinal sectional view of such a conventional electric furnace inner wall repairing machine. A horizontal turning device 17 is fixed to a lower surface of a frame 16 mounted on an upper portion of the electric furnace 1 and follows the horizontal turning device 17. An arm type repair mechanism 4 is provided. The arm-type repair mechanism 4 has a boom 8 and a boom 3 rotatably connected to a horizontal swivel device 17 and a rotatably arm 9 provided at a tip of the boom 3. A breaker or a bucket / breaker 10 is attached to the tip of the arm 9. Have been.
【０００３】前記の電気炉内壁補修機では、クレーンで
搬送されてきた電気炉内壁補修機のフレーム１６を電気
炉１の上部に載置した後、ブレーカー１０でスラグや煉
瓦を破砕する。破砕したスラグや煉瓦は、アーム９の先
端にバケットを取り付けて炉壁側の被溶解物供給口１８
から搬出するか、あるいは電気炉内壁補修機をクレーン
で撤去後にバケット吊り出しにより行う。In the electric furnace inner wall repairing machine described above, after the frame 16 of the electric furnace inner wall repairing machine carried by the crane is placed on the upper part of the electric furnace 1, slag and bricks are crushed by the breaker 10. For the crushed slag or brick, a bucket is attached to the tip of the arm 9 and the melt supply port 18 on the furnace wall side.
Or remove the electric furnace inner wall repair machine with a crane and lift it out of a bucket.
【０００４】[0004]
【発明が解決しようとする課題】前記の電気炉内壁補修
機では、上部がふさがれているため、破砕したスラグ、
および煉瓦をバケットを上部から搬出することが困難で
あり、炉壁側の被溶解物供給口から搬出するか、あるい
は電気炉内壁補修機をクレーンで撤去後にバケット吊り
出しを行う場合、電気炉内壁補修機をクレーンで撤去し
た後でないと作業ができないので、炉修の作業効率が悪
いという問題がある。In the electric furnace inner wall repair machine described above, since the upper part is blocked, crushed slag,
It is difficult to remove bricks and bricks from the upper part.If the bucket is removed from the furnace wall side through the melt supply port or the electric furnace inner wall repair machine is removed with a crane and the bucket is lifted out, the electric furnace inner wall is repaired. Since work cannot be performed unless the machine is removed with a crane, there is a problem that the work efficiency of furnace repair is poor.
【０００５】また、前記の電気炉内壁補修機は、電気炉
内壁の専用機となり、それ以外の用途では使用できない
という欠点がある。Further, the electric furnace inner wall repairing machine described above is a dedicated machine for the electric furnace inner wall, and has a drawback that it cannot be used for other purposes.
【０００６】そこで、本発明は、バケットの吊り出しの
際、耐火物解体・補修装置を撤去しないで作業効率の向
上を図り、また、電気炉の内壁だけでなく、他の耐火物
の補修にも適用できるように汎用性を持たせた耐火物解
体・補修装置を提供するものである。Accordingly, the present invention aims at improving the work efficiency without removing the refractory dismantling and repairing device when lifting the bucket, and also for repairing not only the inner wall of the electric furnace but also other refractories. An object of the present invention is to provide a refractory dismantling / repairing device having versatility so that it can be applied.
【０００７】[0007]
【課題を解決するための手段】本発明の耐火物解体・補
修装置は、ベースフレームと、ベースフレームに沿って
移動自在に設置される横行移動フレームと、横行移動フ
レームの下面に設置されるとともに、ブーム、アームお
よびブレーカーで構成され、且つチルト機構に回動可能
にブームが連接され、ブームにはアームが連接され、ア
ームの先端にはブレーカーが取り付けられているアーム
式補修機構とからなることを特徴とする。The refractory dismantling and repairing apparatus according to the present invention is provided on a base frame, a traversing frame movably installed along the base frame, and a lower surface of the traversing frame. , A boom, an arm, and a breaker, and an arm-type repair mechanism in which a boom is rotatably connected to the tilt mechanism, an arm is connected to the boom, and a breaker is attached to a tip of the arm. It is characterized by.
【０００８】[0008]
【発明の実施の形態】本発明による耐火物解体・補修装
置は、通常、クレーンで架台に搭載して使用するが、ベ
ースフレームの下面にベースフレームを支持する複数の
脚を設け、その脚の下端に車輪を設けて、地上を移動自
在とすることもできる。DESCRIPTION OF THE PREFERRED EMBODIMENTS A refractory dismantling / repairing apparatus according to the present invention is usually used by being mounted on a gantry with a crane. A plurality of legs for supporting the base frame are provided on the lower surface of the base frame, and the legs are provided with a plurality of legs. A wheel may be provided at the lower end to make it movable on the ground.
【０００９】[0009]
【実施例】実施例１ 図１は本発明の耐火物解体・補修装置を電気炉の補修に
利用する実施例を示す縦断面図、図２は同平面図であ
る。電気炉１の周りに設置される架台２には、ベースフ
レーム３が搭載され、ベースフレーム３には、アーム式
補修機構４が下面に設置された横行移動フレーム５がベ
ースフレーム３に沿って中央から一方の端との間を移動
自在に搭載されている。横行移動フレーム５の移動は、
モータＭの駆動により行われる。尚、フレーム５の移動
は、シリンダーあるいは他の駆動手段でもよい。Embodiment 1 FIG. 1 is a longitudinal sectional view showing an embodiment in which the refractory dismantling and repairing apparatus of the present invention is used for repairing an electric furnace, and FIG. 2 is a plan view of the same. A base frame 3 is mounted on a gantry 2 installed around the electric furnace 1, and a traverse moving frame 5 on which an arm type repair mechanism 4 is installed on a lower surface is centrally arranged along the base frame 3. From one end to the other end. The movement of the transverse movement frame 5
This is performed by driving the motor M. The movement of the frame 5 may be performed by a cylinder or other driving means.
【００１０】横行移動フレーム５の下面には、水平方向
に回動自在に軸６に枢着されたチルト機構７が設けられ
ている。チルト機構７は軸６を支点として左右に回動す
る。チルト機構７には、アーム式補修機構４が回動自在
に枢着されている。On the lower surface of the traversing frame 5, there is provided a tilt mechanism 7 pivotally mounted on a shaft 6 so as to be rotatable in the horizontal direction. The tilt mechanism 7 rotates left and right about the shaft 6 as a fulcrum. The arm type repair mechanism 4 is rotatably connected to the tilt mechanism 7.
【００１１】アーム式補修機構４は、ブーム８、アーム
９およびブレーカー１０で構成され、チルト機構７に回
動可能にブーム８が連接され、ブーム８にはアーム９が
連接され、アーム９の先端にはブレーカー１０が連接さ
れ、ブーム８、アーム９およびブレーカー１０はいずれ
も油圧ユニット１１から供給される油圧によりシリンダ
ー１２で回動可能に連接されている。The arm type repair mechanism 4 includes a boom 8, an arm 9 and a breaker 10. The boom 8 is rotatably connected to the tilt mechanism 7, the arm 9 is connected to the boom 8, and the tip of the arm 9. A breaker 10 is connected to the boom 8, and the boom 8, the arm 9, and the breaker 10 are all connected rotatably by a cylinder 12 by hydraulic pressure supplied from a hydraulic unit 11.
【００１２】アーム式補修機構のブレーカー１０は、チ
ルト機構７の水平方向の回動および左右の回動、並びに
ブーム８、アーム９およびブレーカー１０の関節運動に
より、電気炉１の内壁のいずれの箇所にも達し、耐火物
を破砕することができる。The breaker 10 of the arm-type repair mechanism can be moved to any position on the inner wall of the electric furnace 1 by the rotation of the tilt mechanism 7 in the horizontal direction and the left and right, and the joint movement of the boom 8, the arm 9, and the breaker 10. To reach the refractory.
【００１３】前記の構成において、電気炉内壁を解体・
補修する場合、電気炉１の周りに架台２をクレーン等で
配置し、架台１の上にクレーンでベースフレーム３を搭
載する。その後、アーム式補修機構４のブレーカー１０
で内壁や炉底の煉瓦を破砕する。In the above construction, the inner wall of the electric furnace is dismantled.
When repairing, the gantry 2 is arranged around the electric furnace 1 by a crane or the like, and the base frame 3 is mounted on the gantry 1 by the crane. Then, the breaker 10 of the arm type repair mechanism 4
Crushes the bricks on the inner wall and the bottom of the furnace.
【００１４】図３は破砕した煉瓦を入れるバケットの斜
視図、図４はバケットを電気炉内に入れた時の炉内の状
態を示す図で、電気炉内から破砕した煉瓦を搬出する際
は、横行移動フレーム５をベースフレーム２の端に移動
させ、電気炉上部にクレーンで吊り下げたバケット１３
が電気炉内へ降ろせるスペースを形成する。FIG. 3 is a perspective view of a bucket into which the crushed bricks are placed, and FIG. 4 is a view showing the inside of the furnace when the buckets are placed in the electric furnace. , The traverse moving frame 5 is moved to the end of the base frame 2 and the bucket 13 suspended by a crane above the electric furnace.
Creates a space that can be lowered into the electric furnace.
【００１５】本実施例によれば、破砕した煉瓦をバケッ
ト１２に入れてクレーンで搬出する際に、耐火物補修機
電を気炉上部から撤去することなく、横行移動フレーム
５をベースフレーム３の端に移動させるだけで搬出作業
ができるので、作業効率が向上する。According to the present embodiment, when the crushed bricks are put into the bucket 12 and carried out by the crane, the traverse moving frame 5 is connected to the end of the base frame 3 without removing the refractory repairing machine from the upper part of the furnace. The work efficiency can be improved because the unloading work can be performed simply by moving the work.
【００１６】実施例２ 図５は本発明の別の実施例を示す縦断面図、図６は同平
面図で、実施例１と同一部材には、同一符号を付し、そ
の説明は省力する。本実施例と実施例１と異なる点は、
本実施例では、ベースフレーム３の下面４カ所にベース
フレームを支持する脚１４を設け、それらの脚１４の下
端に車輪１５を設けた構成を備えている点である。Embodiment 2 FIG. 5 is a vertical sectional view showing another embodiment of the present invention, and FIG. 6 is a plan view of the same. The same members as those in Embodiment 1 are denoted by the same reference numerals, and the description thereof will be omitted. . This embodiment is different from the first embodiment in that:
The present embodiment is characterized in that legs 14 for supporting the base frame are provided at four places on the lower surface of the base frame 3, and wheels 15 are provided at the lower ends of the legs 14.
【００１７】本実施例では、電気炉以外で耐火物を使用
している箇所、例えば、溶鉱炉の溶銑樋およびスラグ樋
の近くに、架台２を設け、その架台２まで耐火物補修機
を、車輪１５を利用して移動させ、架台２に搭載する。
搭載後、横行移動フレーム５をベースフレーム２の端に
移動させ、アーム式補修機構のブレーカー１０を溶銑樋
あるいはスラグ樋に移動させて、ブレーカーで煉瓦を破
砕する。なお、架台２は、必ずしも必要ではなく、ベー
スフレーム２の脚１４が作業中に動かないように固定す
ればよい。In this embodiment, a gantry 2 is provided near a place where refractories are used other than an electric furnace, for example, near a hot metal gutter and a slag gutter of a blast furnace. 15 and is mounted on the gantry 2.
After the mounting, the traverse moving frame 5 is moved to the end of the base frame 2, the breaker 10 of the arm type repair mechanism is moved to a hot metal gutter or a slag gutter, and the brick is crushed by the breaker. The gantry 2 is not always necessary, and may be fixed so that the legs 14 of the base frame 2 do not move during the operation.
【００１８】本実施例によれば、電気炉以外の耐火物を
使用した箇所に耐火物補修機を搬送して、あるいは耐火
物を稼働範囲内に搬送して、耐火物を補修あるいは解体
することができる。According to this embodiment, the refractory repairing machine is transported to a place where a refractory other than the electric furnace is used, or the refractory is transported within the operating range to repair or disassemble the refractory. Can be.
【００１９】[0019]
【発明の効果】本発明によれば、電気炉を補修する際
に、バケットで破砕した耐火物を搬出する時、補修機を
撤去することなく電気炉の中心でバケットのつり込み、
吊り出しが可能となり、電気炉の補修作業効率が向上す
る。According to the present invention, when the electric furnace is repaired, when the refractory crushed by the bucket is carried out, the bucket is suspended at the center of the electric furnace without removing the repair machine,
Lifting is possible, and the efficiency of electric furnace repair work is improved.
【００２０】また、耐火物解体時、補修機を地上で移動
させて設置することで耐火物の解体が可能となる。Further, when disassembling the refractory, the refractory can be dismantled by moving and installing the repair machine on the ground.
【００２１】さらに、電気炉補修機と耐火物解体機が同
一機械でできることからコストが半減する。Further, since the electric furnace repair machine and the refractory dismantling machine can be formed by the same machine, the cost is reduced by half.
【００２２】また、電気炉補修機の置き場が不要とな
り、電気炉工場の設置面積削減に繋がる。In addition, a place for holding an electric furnace repair machine becomes unnecessary, which leads to a reduction in the installation area of an electric furnace factory.
【図１】 本発明の耐火物補修機を電気炉の補修に利用
する実施例を示す縦断面図である。FIG. 1 is a longitudinal sectional view showing an embodiment in which a refractory repair machine of the present invention is used for repairing an electric furnace.
【図２】 図１の平面図である。FIG. 2 is a plan view of FIG.
【図３】 破砕した煉瓦を入れるバケットの斜視図であ
る。FIG. 3 is a perspective view of a bucket for storing crushed bricks.
【図４】 バケットを電気炉内に入れた時の炉内の状態
を示す図である。FIG. 4 is a diagram showing a state in the furnace when a bucket is put in an electric furnace.
【図５】 本発明の別の実施例を示す縦断面図である。FIG. 5 is a longitudinal sectional view showing another embodiment of the present invention.
【図６】 図５の平面図である。6 is a plan view of FIG.
【図７】 従来の電気炉内壁補修機の縦断面図である。FIG. 7 is a longitudinal sectional view of a conventional electric furnace inner wall repairing machine.
１：電気炉 ２：架台 ３：ベースフレーム ４：アー
ム式補修機構 ５：横行移動フレーム ６：軸 ７：チルト機構 ８：
ブーム ９：アーム １０：ブレーカー １１：油圧ユニット
１２：シリンダー １３：バケット １４：脚 １５：車輪 １６：フレー
ム １７：水平旋回装置 １８：被溶解物供給口1: electric furnace 2: gantry 3: base frame 4: arm type repair mechanism 5: traversing frame 6: axis 7: tilt mechanism 8:
Boom 9: Arm 10: Breaker 11: Hydraulic unit
12: Cylinder 13: Bucket 14: Leg 15: Wheel 16: Frame 17: Horizontal turning device 18: Supply port for melt
───────────────────────────────────────────────────── フロントページの続き (72)発明者 羽島 養二 北九州市戸畑区大字中原46−59 日鐵プラ ント設計株式会社内 Ｆターム(参考） 4E014 BB01 4K014 CD00 4K015 EC07 EC10 4K051 AA01 AA05 AB00 AB03 AB05 LH03 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Yoji Hashima 46-59, Ohara Nakahara, Tobata-ku, Kitakyushu F-term in Nippon Steel Plant Design Co., Ltd. 4E014 BB01 4K014 CD00 4K015 EC07 EC10 4K051 AA01 AA05 AB00 AB03 AB05 LH03
Claims (2)
って移動自在に設置される横行移動フレームと、横行移
動フレームの下面に設置されるとともに、ブーム、アー
ムおよびブレーカーで構成され、且つチルト機構に回動
可能にブームが連接され、ブームにはアームが連接さ
れ、アームの先端にはブレーカーが取り付けられている
アーム式補修機構とからなることを特徴とする耐火物解
体・補修装置。1. A base frame, a traversing frame movably installed along the base frame, and a boom, an arm and a breaker installed on a lower surface of the traversing frame, and configured to rotate by a tilt mechanism. A refractory dismantling / repairing device, comprising: a boom movably connected, an arm connected to the boom, and an arm type repair mechanism having a breaker attached to a tip of the arm.
け、その脚の下端に車輪を設けたことを特徴とする請求
項１記載の耐火物解体・補修装置。2. The refractory dismantling / repairing apparatus according to claim 1, wherein a plurality of legs are provided on a lower surface of the base frame, and wheels are provided at lower ends of the legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11039296A JP2000234869A (en) | 1999-02-17 | 1999-02-17 | Refractory dismantling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11039296A JP2000234869A (en) | 1999-02-17 | 1999-02-17 | Refractory dismantling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000234869A true JP2000234869A (en) | 2000-08-29 |
Family
ID=12549187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11039296A Pending JP2000234869A (en) | 1999-02-17 | 1999-02-17 | Refractory dismantling machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000234869A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101099680B1 (en) | 2009-05-26 | 2011-12-28 | 현대제철 주식회사 | Punch apparatus for main iron through |
| KR101158306B1 (en) * | 2009-12-24 | 2012-06-19 | (주)포스코켐텍 | Brick disjoint machine |
| KR101484470B1 (en) * | 2013-12-19 | 2015-01-21 | 주식회사 포스코 | Device for repairing refractories in electrical furnace |
| KR20150101799A (en) * | 2014-02-27 | 2015-09-04 | 현대제철 주식회사 | Dispersing apparatus of charge in blast furnace |
| CN116086193A (en) * | 2022-11-22 | 2023-05-09 | 江苏江能新材料科技有限公司 | Intermediate frequency furnace lining repairing method and auxiliary repairing device for steelmaking |
-
1999
- 1999-02-17 JP JP11039296A patent/JP2000234869A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101099680B1 (en) | 2009-05-26 | 2011-12-28 | 현대제철 주식회사 | Punch apparatus for main iron through |
| KR101158306B1 (en) * | 2009-12-24 | 2012-06-19 | (주)포스코켐텍 | Brick disjoint machine |
| KR101484470B1 (en) * | 2013-12-19 | 2015-01-21 | 주식회사 포스코 | Device for repairing refractories in electrical furnace |
| KR20150101799A (en) * | 2014-02-27 | 2015-09-04 | 현대제철 주식회사 | Dispersing apparatus of charge in blast furnace |
| KR101586896B1 (en) * | 2014-02-27 | 2016-01-19 | 현대제철 주식회사 | Dispersing apparatus of charge in blast furnace |
| CN116086193A (en) * | 2022-11-22 | 2023-05-09 | 江苏江能新材料科技有限公司 | Intermediate frequency furnace lining repairing method and auxiliary repairing device for steelmaking |
| CN116086193B (en) * | 2022-11-22 | 2023-11-03 | 江苏江能新材料科技有限公司 | Intermediate frequency furnace lining repairing method and auxiliary repairing device for steelmaking |
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