JPH01106546U - - Google Patents
Info
- Publication number
- JPH01106546U JPH01106546U JP20086987U JP20086987U JPH01106546U JP H01106546 U JPH01106546 U JP H01106546U JP 20086987 U JP20086987 U JP 20086987U JP 20086987 U JP20086987 U JP 20086987U JP H01106546 U JPH01106546 U JP H01106546U
- Authority
- JP
- Japan
- Prior art keywords
- lance
- tip
- discharge port
- void
- utility
- 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
Landscapes
- Blast Furnaces (AREA)
Description
第１，２，３図は本考案の実施例図で、第１図
は本考案ランスの詳細図、第２図は第１図のＡ―
Ａ失視図、第３図は本考案の粉体吹込設備とラン
スの取付図である。
１……吹込みランス、２……圧縮空気供給ホー
ス、３……吹込み粉体、４……粉体供給ホース、
５……ブローパイプ、６……羽口、７……貫通孔
、８……ボールバルブ、９……ガイドパイプ、１
０……吐出口、１１……セラミツク板、１２……
空隙部、１３……連結ネジ。
Figures 1, 2, and 3 are examples of the present invention. Figure 1 is a detailed view of the lance of the present invention, and Figure 2 is A--A of Figure 1.
Fig. 3 is an installation diagram of the powder blowing equipment of the present invention and the lance. 1... Blowing lance, 2... Compressed air supply hose, 3... Blowing powder, 4... Powder supply hose,
5... Blow pipe, 6... Tuyere, 7... Through hole, 8... Ball valve, 9... Guide pipe, 1
0...Discharge port, 11...Ceramic plate, 12...
Gap part, 13... Connection screw.
Claims (1)
込むためにブローパイプ内に突出してなるランス
であつて、その先端部は前記ブローパイプの軸線
と平行方向に羽口先に向かつて噴出する吐出口を
開孔せしめ、この吐出口内面底部に耐熱・耐摩耗
材を着脱可能に装着してなる高炉用粉体吹込みラ
ンス。 (2) ランス本体を、空隙部を有した２重壁構造
とし、その空隙部に冷却気体を通し、冷却気体を
ランス先端部より吐出してなる実用新案登録請求
の範囲(1)記載の高炉用粉体吹込みランス。[Claims for Utility Model Registration] (1) A lance that is installed in the blast furnace tuyere and protrudes into the blow pipe for blowing powder together with hot air, the tip of which extends in a direction parallel to the axis of the blow pipe. This is a powder injection lance for blast furnaces, which has a discharge port opening toward the tip of the tuyere, and a heat-resistant and wear-resistant material is removably attached to the bottom of the inner surface of the discharge port. (2) A blast furnace according to claim (1) for utility model registration, in which the lance body has a double wall structure with a void, cooling gas is passed through the void, and the cooling gas is discharged from the tip of the lance. Powder injection lance for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20086987U JPH01106546U (en) | 1987-12-29 | 1987-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20086987U JPH01106546U (en) | 1987-12-29 | 1987-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01106546U true JPH01106546U (en) | 1989-07-18 |
Family
ID=31491258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20086987U Pending JPH01106546U (en) | 1987-12-29 | 1987-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01106546U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6237065B2 (en) * | 1981-07-22 | 1987-08-11 | Dainippon Toryo Kk |
-
1987
- 1987-12-29 JP JP20086987U patent/JPH01106546U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6237065B2 (en) * | 1981-07-22 | 1987-08-11 | Dainippon Toryo Kk |
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