JPH0334052U - - Google Patents
Info
- Publication number
- JPH0334052U JPH0334052U JP1989092146U JP9214689U JPH0334052U JP H0334052 U JPH0334052 U JP H0334052U JP 1989092146 U JP1989092146 U JP 1989092146U JP 9214689 U JP9214689 U JP 9214689U JP H0334052 U JPH0334052 U JP H0334052U
- Authority
- JP
- Japan
- Prior art keywords
- tuyere
- rod
- turntable
- outside
- hearth bottom
- 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
- 238000007664 blowing Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000011449 brick Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Description
第１図は本考案に係る電気炉用底吹羽口の脱着
装置の１実施例の構造を示す説明図、第２図は第
１図中のＡ部の拡大図である。
図面中、１……炉底外部の下方基台、２……台
車、３……ターンテーブル、３ａ……歯車部、４
……小歯車、５……駆動源、６……ブラケツト、
６ａ……角度変更用孔、７……油圧シリンダー、
７ａ……ロツド、８……ガイドバー、９……ガイ
ド管、１０……補助板、１１……進退装置、１２
……油圧シリンダー、１２ａ……ロツド、１３…
…シリダー架台、１４……連結板、１４ａ……角
度変更用孔、１５……ピン、１６……角度固定ピ
ン、１７……打撃機架台、１８……打撃機、１９
……ロツド、２０……羽口連結部、２１……底吹
羽口、２２……羽口側フランジ、２３……耐火物
（マスレンガ）、２４……油圧ユニツト、２５…
…油圧配管、２６……油圧ホース、２７……操作
盤、２８……導線。
FIG. 1 is an explanatory diagram showing the structure of one embodiment of the attachment/detachment device for a bottom blowing tuyere for an electric furnace according to the present invention, and FIG. 2 is an enlarged view of section A in FIG. 1. In the drawings, 1... Lower base outside the hearth bottom, 2... Dolly, 3... Turntable, 3a... Gear part, 4
... Small gear, 5 ... Drive source, 6 ... Bracket,
6a... Angle change hole, 7... Hydraulic cylinder,
7a...Rod, 8...Guide bar, 9...Guide tube, 10...Auxiliary plate, 11...Advancing/retracting device, 12
...Hydraulic cylinder, 12a... Rod, 13...
...Cylinder mount, 14...Connecting plate, 14a...Angle changing hole, 15...Pin, 16...Angle fixing pin, 17...Blow machine mount, 18...Blow machine, 19
... Rod, 20 ... Tuyere connection part, 21 ... Bottom blowing tuyere, 22 ... Tuyere side flange, 23 ... Refractory (mass brick), 24 ... Hydraulic unit, 25 ...
...Hydraulic piping, 26...Hydraulic hose, 27...Operation panel, 28...Conductor.
Claims (1)
であつて、炉底外部の下方基台１上又は移動可能
な台車２上に任意な水平回転位置で固定されるタ
ーンテーブル３が設けられており、該ターンテー
ブル３上にはブラケツト６が鉛直方向の位置調節
可能に取り付けられており、該ブラケツト６にそ
の進退方向の角度調節可能に取り付けられた進退
装置１１を介して打撃機１８が設置されており、
該打撃機１８に接続され羽口２１に向つて延びる
ロツド１９の先端に羽口２１の羽口側フランジ２
２に断接可能な羽口結合部２０が設けられており
、上記打撃機１８が上記ロツド１９に少なくとも
引張り方向の打撃を与える構成を有することを特
徴とする電気炉用底吹羽口の脱着装置。 This is a device for attaching and detaching the bottom blowing tuyere for an electric furnace from the outside of the hearth bottom, and is equipped with a turntable 3 that is fixed at an arbitrary horizontal rotation position on a lower base 1 or a movable trolley 2 outside the hearth bottom. A bracket 6 is mounted on the turntable 3 so that its position can be adjusted in the vertical direction. has been installed,
A tuyere side flange 2 of the tuyere 21 is attached to the tip of a rod 19 connected to the striking machine 18 and extending toward the tuyere 21.
2 is provided with a tuyere coupling part 20 that can be connected and disconnected, and the impact device 18 is configured to apply impact to the rod 19 at least in a tensile direction. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989092146U JPH0334052U (en) | 1989-08-07 | 1989-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989092146U JPH0334052U (en) | 1989-08-07 | 1989-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0334052U true JPH0334052U (en) | 1991-04-03 |
Family
ID=31641587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989092146U Pending JPH0334052U (en) | 1989-08-07 | 1989-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0334052U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005048845A (en) * | 2003-07-31 | 2005-02-24 | Nsk Ltd | Rolling screw device |
| DE112004000412B4 (en) * | 2003-03-12 | 2012-04-12 | Nsk Ltd. | Wälzgewindeeinrichtung |
| DE102005007065B4 (en) * | 2004-02-17 | 2015-11-19 | Nsk Ltd. | Ball screw device |
-
1989
- 1989-08-07 JP JP1989092146U patent/JPH0334052U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112004000412B4 (en) * | 2003-03-12 | 2012-04-12 | Nsk Ltd. | Wälzgewindeeinrichtung |
| JP2005048845A (en) * | 2003-07-31 | 2005-02-24 | Nsk Ltd | Rolling screw device |
| DE102005007065B4 (en) * | 2004-02-17 | 2015-11-19 | Nsk Ltd. | Ball screw device |
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