JPS61164256U

JPS61164256U -

Info

Publication number: JPS61164256U
Application number: JP4727485U
Authority: JP
Priority date: 1985-03-30
Filing date: 1985-03-30
Publication date: 1986-10-11

Description

[Brief explanation of the drawing]

第１図は本考案に係る金属管内面の気水冷却装
置のヘツダー側面（断面）図、第２図は同じく正
面（断面）図、第３図は第１図のＡ部拡大詳細断
面図である。１：ヘツダー本体、２：外管、３：中管、４：
内管、５，６：側板、７：圧空層、８：冷却水層
、９：孔、１０：給気管、１１：給水管、１２：
気水混合ノズル、１３：ねじ切り部、１４：圧空
取入孔、１５：冷却水取入孔、１６，１７：シー
ル材。 Figure 1 is a side (cross-sectional) view of the header of the air-water cooling device for the inner surface of a metal tube according to the present invention, Figure 2 is a front (cross-sectional) view of the same, and Figure 3 is an enlarged detailed cross-sectional view of section A in Figure 1. be. 1: Header body, 2: Outer pipe, 3: Middle pipe, 4:
Inner pipe, 5, 6: Side plate, 7: Compressed air layer, 8: Cooling water layer, 9: Hole, 10: Air supply pipe, 11: Water supply pipe, 12:
Air/water mixing nozzle, 13: threaded portion, 14: compressed air intake hole, 15: cooling water intake hole, 16, 17: sealing material.

Claims

[Scope of utility model registration request]

Three pipes 2, 3, and 4 of different diameters are fitted coaxially at a predetermined interval, and the header body 1 is closed at least at both ends of the pipes except for the inside of the inner pipe, and the pipes are inserted outwardly with respect to the axis. A plurality of air/water mixing nozzles 12, 12, .
are located between the outer pipe 2 and the middle pipe 3, and the compressed air intake hole 14 is located between the middle pipe 3 and the inner pipe 4. 3 and the outer tube 2, respectively, and the header main body 1 is configured to be inserted inside the metal tube P to be cooled.