JPS61188088U

JPS61188088U -

Info

Publication number: JPS61188088U
Application number: JP7268885U
Authority: JP
Priority date: 1985-05-16
Filing date: 1985-05-16
Publication date: 1986-11-22

Description

[Brief explanation of drawings]

第１図乃至第４図は本考案の実施例を表わす図
面であつて、第１図は本考案に係るダクトを予熱
排気ダクトとして設置した状態を表わす組み立て
図、第２図は対向させて設けられる一対のダクト
部品の分解斜視図、第３図は同接合状態を表わす
斜視図、第４図は同断面図である。第５図と第６
図は従来構造を表わす図面であつて、第５図は対
向させて設けられる一対のダクト部品の分解断面
図、第６図は同接合状態を表わす断面図である。
又、第７図と第８図は同じく従来構造を表わす図
面であつて、第７図は対向させて設けられる一対
のダクト部品の分解断面図、第８図は同接合状態
を表わす断面図である。Ａ……建家、Ｂ……架台、Ｃ……炉体、Ｄ……
ダクト、１……ダクト部品、２……ダクト部品、
３……接合片、４……接合片。 Figures 1 to 4 are drawings showing embodiments of the present invention, in which Figure 1 is an assembly diagram showing a state in which the duct according to the present invention is installed as a preheating exhaust duct, and Figure 2 is an assembled view showing the duct installed oppositely. FIG. 3 is an exploded perspective view of a pair of duct parts, FIG. 3 is a perspective view showing the same joined state, and FIG. 4 is a sectional view thereof. Figures 5 and 6
The drawings are drawings showing a conventional structure, with FIG. 5 being an exploded sectional view of a pair of duct parts provided facing each other, and FIG. 6 being a sectional view showing the same joined state.
Also, FIGS. 7 and 8 are drawings showing the same conventional structure, and FIG. 7 is an exploded cross-sectional view of a pair of duct parts installed facing each other, and FIG. 8 is a cross-sectional view showing the same joined state. be. A... Building, B... Frame, C... Furnace body, D...
Duct, 1...Duct parts, 2...Duct parts,
3...joint piece, 4...joint piece.

Claims

[Scope of utility model registration request]

A pair of joint pieces curved into a semicircular arc with an appropriate width are provided at the open ends of the pair of duct parts, and protrude in the relative direction at a displacement angle of 180 degrees, and both joints are connected. A duct connection structure in which both joint pieces and duct parts are welded together with the pieces engaging the open ends of opposing duct parts.