JPS63157486U - - Google Patents
Info
- Publication number
- JPS63157486U JPS63157486U JP4849487U JP4849487U JPS63157486U JP S63157486 U JPS63157486 U JP S63157486U JP 4849487 U JP4849487 U JP 4849487U JP 4849487 U JP4849487 U JP 4849487U JP S63157486 U JPS63157486 U JP S63157486U
- Authority
- JP
- Japan
- Prior art keywords
- gas injection
- combustion gas
- injection hole
- blowpipe
- hole row
- 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
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 239000000567 combustion gas Substances 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Gas Burners (AREA)
- Pre-Mixing And Non-Premixing Gas Burner (AREA)
Description
第１図は本考案装置の一例を示す正面図、第２
図は第１図の底面図、第３図は第１図のＡ―Ａ線
矢視側面図、第４図は本考案装置の火炎の形態を
説明する模式断面図、第５図は火炎長さとＬＰＧ
ガス圧力との関係を示すプロツト図、第６図は火
炎長さを説明する模式断面図、第７図は電縫管製
造ラインを説明する模式平面図、第８図は還元炎
シールド方法を説明する模式正面図、第９図は従
来装置の火炎の形態を説明する模式断面図である
。
９：燃焼ガス噴射孔列、１３：吹管、１４：先
尖形偏平ノズル、１５……非燃焼ガス噴射孔列、
α１，α２：噴射角度。
Figure 1 is a front view showing an example of the device of the present invention;
The figure is a bottom view of Fig. 1, Fig. 3 is a side view taken along the line A--A in Fig. 1, Fig. 4 is a schematic sectional view explaining the form of the flame of the device of the present invention, and Fig. 5 is a flame length. Sato LPG
A plot diagram showing the relationship with gas pressure, Figure 6 is a schematic cross-sectional view explaining the flame length, Figure 7 is a schematic plan view explaining the ERW pipe manufacturing line, and Figure 8 is explaining the reduction flame shielding method. FIG. 9 is a schematic sectional view illustrating the form of flame in a conventional device. 9: Combustion gas injection hole row, 13: Blowpipe, 14: Pointed flat nozzle, 15... Non-combustion gas injection hole row,
α 1 , α 2 : Injection angle.
Claims (1)
２とを備えた吹管１３の先端に先尖形偏平ノズル
１４を取り付け、該ノズル１４の先端に燃焼ガス
噴射孔列９を設けるとともに、偏平ノズル１４の
長手方向両側面部に上記燃焼ガス噴射孔列９を挾
んで平行に非燃焼ガス噴射孔列１５，１５を設け
、該双方の非燃焼ガス噴射孔列１５，１５のガス
噴射角度α１，α２を、前記燃焼ガス噴射孔列９
のガス噴射方向に対して９０°以下の同一角度に
設定したことを特徴とする還元炎噴射装置。 Combustion gas introduction passage 11 and non-combustion gas introduction passage 1
A pointed flat nozzle 14 is attached to the tip of a blowpipe 13 having a blowpipe 13, and a combustion gas injection hole row 9 is provided at the tip of the nozzle 14, and the combustion gas injection hole rows 9 are provided on both sides of the flat nozzle 14 in the longitudinal direction. Non-combusted gas injection hole rows 15, 15 are provided in parallel with the combustion gas injection hole row 9 in between, and the gas injection angles α 1 and α 2 of both the non-combusted gas injection hole rows 15, 15 are set to the combustion gas injection hole row 9.
A reducing flame injection device characterized in that the flame injection device is set at the same angle of 90° or less with respect to the gas injection direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4849487U JPS63157486U (en) | 1987-03-30 | 1987-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4849487U JPS63157486U (en) | 1987-03-30 | 1987-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63157486U true JPS63157486U (en) | 1988-10-14 |
Family
ID=30870076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4849487U Pending JPS63157486U (en) | 1987-03-30 | 1987-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63157486U (en) |
-
1987
- 1987-03-30 JP JP4849487U patent/JPS63157486U/ja active Pending
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