JPH01135108U - - Google Patents
Info
- Publication number
- JPH01135108U JPH01135108U JP3211688U JP3211688U JPH01135108U JP H01135108 U JPH01135108 U JP H01135108U JP 3211688 U JP3211688 U JP 3211688U JP 3211688 U JP3211688 U JP 3211688U JP H01135108 U JPH01135108 U JP H01135108U
- Authority
- JP
- Japan
- Prior art keywords
- inlet
- water flow
- oblique
- steel plate
- cooling device
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000000498 cooling water Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 5
- 239000007921 spray Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Description
第１図は本考案の一実施例を示す鋼板上面冷却
装置の概略断面図、第２図は前記同様の鋼板下面
冷却装置の概略断面図、第３図はノズル要部拡大
図、第４図は本考案に係る冷却装置を用いた熱延
鋼板製造ラインの一実施例を示す説明図、第５図
は冷却水量と冷却能力の関係を示す説明図、第６
図は本考案に係るノズルチツプの概略断面図、第
７図は本考案に係るノズルチツプの噴射性能を示
す説明図、第８図は本考案者等が先に提案した従
来冷却装置の一実施例を示す概略断面図、第９図
は第８図の一組のノズルの要部拡大断面図、第１
０図は第８図の鋼板下面冷却装置について異なる
実施例を示す概略断面図である。
１は冷却ヘツダー、３は冷却水噴射面、４はノ
ズルチツプ、５は鋼板上面冷却装置、６は鋼板下
面冷却装置、Ｓは高温鋼板。
Fig. 1 is a schematic sectional view of a steel plate top cooling device showing an embodiment of the present invention, Fig. 2 is a schematic sectional view of a steel plate bottom cooling device similar to the above, Fig. 3 is an enlarged view of the main part of the nozzle, and Fig. 4 5 is an explanatory diagram showing an example of a hot rolled steel plate manufacturing line using the cooling device according to the present invention, FIG. 5 is an explanatory diagram showing the relationship between the amount of cooling water and cooling capacity, and FIG.
Figure 7 is a schematic sectional view of the nozzle chip according to the present invention, Figure 7 is an explanatory diagram showing the jetting performance of the nozzle chip according to the present invention, and Figure 8 is an example of the conventional cooling device previously proposed by the present inventors. 9 is an enlarged sectional view of essential parts of a set of nozzles in FIG.
FIG. 0 is a schematic sectional view showing a different embodiment of the steel plate lower surface cooling device of FIG. 8. 1 is a cooling header, 3 is a cooling water injection surface, 4 is a nozzle chip, 5 is a steel plate upper surface cooling device, 6 is a steel plate lower surface cooling device, and S is a high temperature steel plate.
Claims (1)
冷却装置において、直射水流と斜行水流の混合水
流を同時にスプレーする末広がり状の吐出口を出
口端部に設けると共に、入口端部には直射水流の
導入口を設け、これら両者のオリフイス径の比（
吐出口／導入口：ｄｏ／ｄｉ）が１．０〜４．０
の条件を満たし、かつそれら両端部間における外
周面においては少なくとも３ケ以上の先細状通路
を有する斜行水流導入口を設け、該導入口径がφ
４．０mm以上で斜行流導入口面積Ｓｉ′と斜行流
吐出口面積Ｓｏ′の比（Ｓｏ′／Ｓｉ′）が０．
４５以下を満たすノズルチツプを、鋼板と相対す
る冷却水噴射面に多数整列配置したことを特徴と
する冷却装置。 In a cooling device having a width that matches the width of a running high-temperature steel plate, a divergent discharge port is provided at the outlet end to simultaneously spray a mixed water flow of a direct water flow and an oblique water flow, and a direct water flow is provided at the inlet end. An inlet is provided, and the ratio of the orifice diameters of these two (
Discharge port/inlet port: do/di) is 1.0 to 4.0
and an oblique water flow inlet having at least three or more tapered passages on the outer circumferential surface between the two ends, and the inlet diameter is φ.
At 4.0 mm or more, the ratio of the oblique flow inlet area Si' to the oblique flow outlet area So'(So'/Si') is 0.
A cooling device characterized in that a large number of nozzle chips satisfying 45 or less are arranged in a row on a cooling water injection surface facing a steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3211688U JPH0534804Y2 (en) | 1988-03-10 | 1988-03-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3211688U JPH0534804Y2 (en) | 1988-03-10 | 1988-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01135108U true JPH01135108U (en) | 1989-09-14 |
| JPH0534804Y2 JPH0534804Y2 (en) | 1993-09-03 |
Family
ID=31258433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3211688U Expired - Lifetime JPH0534804Y2 (en) | 1988-03-10 | 1988-03-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0534804Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11267736A (en) * | 1998-03-19 | 1999-10-05 | Sumitomo Metal Ind Ltd | Method for cooling hot rolled sheet |
-
1988
- 1988-03-10 JP JP3211688U patent/JPH0534804Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11267736A (en) * | 1998-03-19 | 1999-10-05 | Sumitomo Metal Ind Ltd | Method for cooling hot rolled sheet |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0534804Y2 (en) | 1993-09-03 |
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