JPS62142471U

JPS62142471U -

Info

Publication number: JPS62142471U
Application number: JP2674486U
Authority: JP
Priority date: 1986-02-26
Filing date: 1986-02-26
Publication date: 1987-09-08
Also published as: JPH0221179Y2

Description

[Brief explanation of the drawing]

図面は本考案を例示するもので、第１図は使用
状態の正面図、第２図は縦断側面図、第３図は一
部省略横断平面図、第４図は他の実施例に於ける
縦断側面図である。Ａ…ランスパイプ、１…外管、１ａ…変形部、
１ｂ…カシメ部、２…内管、２ａ…溝部、３…金
属線、５…空間、６…空間、７…空間、１０…ホ
ルダー、１１…酸素供給装置、Ｈ…被熔削物。 The drawings illustrate the present invention; Fig. 1 is a front view of the device in use, Fig. 2 is a longitudinal sectional side view, Fig. 3 is a partially omitted cross-sectional plan view, and Fig. 4 is a diagram of another embodiment. FIG. A...Lance pipe, 1...Outer pipe, 1a...Deformed part,
1b... Caulked portion, 2... Inner tube, 2a... Groove portion, 3... Metal wire, 5... Space, 6... Space, 7... Space, 10... Holder, 11... Oxygen supply device, H... Item to be melted.

補正昭６１．７．９考案の名称を次のように補正する。考案の名称酸素ランス用ランスパイプ実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment July 9, 1981 The name of the invention is amended as follows. Title of the invention: Lance pipe for oxygen lance The scope of the utility model registration claims and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】１外管と、この外管に内装される内管と、この
内管に内装される複数の金属線とからなり、内管
に内装される金属線を、内管内壁面に夫々内接し
且つ隣接する金属線相互が外接してなる環状に配
設し、金属線で囲繞された部分と、隣接する金属
線相互と内管内壁面とで囲繞された部分とに酸素
の流路となる空間を夫々設け、外管と内管の間に
空間を構成したことを特徴とする酸素ランス用ラ
ンスパイプ。２内管の外径を外管の内径より小さく形成し、
外管内壁面と内管外壁面の間に空間を周設した実
用新案登録請求の範囲第１項記載の酸素ランス用
ランスパイプ。３内管外壁面或いは外管内壁面に一端から他端
に及ぶ溝部を複数周設し、この溝部を、外管と内
管の間の空間とした実用新案登録請求の範囲第１
項記載の酸素ランス用ランスパイプ。４内管外壁面或いは外管内壁面に設けられる溝
部を、金属線が当接する部分の表がわに配設した
実用新案登録請求の範囲第３項記載の酸素ランス
用ランスパイプ。５外管と内管の間の空間を、基端部分で閉塞し
た実用新案登録請求の範囲第１項乃至第４項いず
れか記載の酸素ランス用ランスパイプ。６外管と内管の間の空間を、酸素の流路とした
実用新案登録請求の範囲第１項乃至第４項いずれ
か記載の酸素ランス用ランスパイプ。７内管を多重管で構成し、多重管相互間に適宜
空間を設けた実用新案登録請求の範囲第１項乃至
第６項いずれか記載の酸素ランス用ランスパイプ
。 [Claims for Utility Model Registration] 1. Consisting of an outer tube, an inner tube placed inside the outer tube, and a plurality of metal wires placed inside the inner tube, the metal wires placed inside the inner tube are The metal wires are arranged in an annular shape inscribed in the inner wall of the pipe and circumscribed with each other, and oxygen is supplied to the part surrounded by the metal wires and the part surrounded by the adjacent metal wires and the inner wall of the inner pipe. A lance pipe for an oxygen lance, characterized in that a space is provided between the outer pipe and the inner pipe, and a space is provided between the outer pipe and the inner pipe. 2 The outer diameter of the inner tube is smaller than the inner diameter of the outer tube,
A lance pipe for an oxygen lance according to claim 1, wherein a space is provided between the inner wall surface of the outer tube and the outer wall surface of the inner tube. 3 A plurality of grooves extending from one end to the other end are provided on the outer wall surface of the inner tube or the inner wall surface of the outer tube, and the grooves are defined as a space between the outer tube and the inner tube.Claim 1 of Utility Model Registration
Lance pipe for oxygen lance as described in section. 4. The lance pipe for an oxygen lance according to claim 3, wherein the groove portion provided on the outer wall surface of the inner tube or the inner wall surface of the outer tube is disposed on the front side of the portion where the metal wire comes into contact. 5. The lance pipe for an oxygen lance according to any one of claims 1 to 4 of the utility model registration claim, in which the space between the outer pipe and the inner pipe is closed at the proximal end portion. 6. The lance pipe for an oxygen lance according to any one of claims 1 to 4 of the utility model registration claim, in which the space between the outer pipe and the inner pipe is used as an oxygen flow path. 7. A lance pipe for an oxygen lance according to any one of claims 1 to 6, which is a registered utility model, wherein the inner pipe is composed of multiple pipes, and an appropriate space is provided between the multiple pipes.

【図面の簡単な説明】図面は本考案を例示するもので、第１図は使用
状態の正面図、第２図は縦断側面図、第３図は一
部省略横断平面図、第４図は他の実施例に於ける
縦断側面図である。Ａ…ランスパイプ、１…外管、１ａ…変形部、
１ｂ…カシメ部、２…内管、２ａ…溝部、３…金
属線、５…空間、６…空間、７…空間、１０…ホ
ルダー、１１…酸素供給装置、Ｈ…被熔削物。[Brief Description of the Drawings] The drawings illustrate the present invention; Fig. 1 is a front view of the device in use, Fig. 2 is a vertical side view, Fig. 3 is a partially omitted cross-sectional plan view, and Fig. 4 is a partially omitted cross-sectional plan view. FIG. 7 is a longitudinal sectional side view in another embodiment. A...Lance pipe, 1...Outer pipe, 1a...Deformed part,
1b... Caulked portion, 2... Inner tube, 2a... Groove portion, 3... Metal wire, 5... Space, 6... Space, 7... Space, 10... Holder, 11... Oxygen supply device, H... Item to be melted.

Claims

[Claims for Utility Model Registration] 1. Consisting of an outer tube, an inner tube placed inside the outer tube, and a plurality of metal wires placed inside the inner tube, the metal wires placed inside the inner tube are The metal wires inscribed in the inner wall of the pipe and adjacent to each other are arranged in a ring shape, and oxygen is supplied to the part surrounded by the metal wires and the part surrounded by the adjacent metal wires and the inner wall of the inner pipe. A lance pipe for an oxygen lance, characterized in that a space is provided between the outer pipe and the inner pipe, and a space is provided between the outer pipe and the inner pipe. 2 The outer diameter of the inner tube is smaller than the inner diameter of the outer tube,
A lance pipe for an oxygen lance according to claim 1, wherein a space is provided between the inner wall surface of the outer tube and the outer wall surface of the inner tube. 3 A plurality of grooves extending from one end to the other end are provided on the outer wall surface of the inner tube or the inner wall surface of the outer tube, and the grooves are defined as a space between the outer tube and the inner tube.Claim 1 of Utility Model Registration
Lance pipe for oxygen lance as described in section. 4. The lance pipe for an oxygen lance according to claim 3, wherein the groove portion provided on the outer wall surface of the inner tube or the inner wall surface of the outer tube is disposed on the front side of the portion where the metal wire comes into contact. 5. The lance pipe for an oxygen lance according to any one of claims 1 to 4 of the utility model registration claim, in which the space between the outer pipe and the inner pipe is closed at the proximal end portion. 6. The lance pipe for an oxygen lance according to any one of claims 1 to 4 of the utility model registration claim, in which the space between the outer pipe and the inner pipe is used as an oxygen flow path.