JPS61189133U

JPS61189133U -

Info

Publication number: JPS61189133U
Application number: JP7358285U
Authority: JP
Priority date: 1985-05-20
Filing date: 1985-05-20
Publication date: 1986-11-26

Description

[Brief explanation of the drawing]

第１図は本考案に係る空調用ダクトの接合部構
造を示す分解斜視図、第２図は同様に本考案に係
る空調用ダクトの接合部構造を示す分解斜視図、
第３図は第１図の―線相当断面図、第４図は
第１図の―線相当断面図、第５図は第１図の
ダクトを接合した状態における―線相当断面
図、第６図は従来の空調用ダクトの接合部構造に
おいてダクト内部を流れる空調風の状態を示す第
１図の―線相当断面図、第７図は本考案に係
る空調用ダクトの接合部構造の第二実施例を示す
第１図の―線相当断面図、第８図はダクト接
続部の構造を示す断面図、第９図は従来の空調用
ダクトの接合部構造を示す分解斜視図、第１０図
は従来の空調用ダクトの接合構造を示す断面図で
ある。１，５，１７，１８……ダクト、２０，２１…
…接合フランジ部、２３，２７……接合面、２４
，２５，２８，２９……突出フランジ部。 FIG. 1 is an exploded perspective view showing a joint structure of an air conditioning duct according to the present invention, and FIG. 2 is an exploded perspective view showing a joint structure of an air conditioning duct according to the present invention.
Figure 3 is a cross-sectional view equivalent to the - line in Figure 1, Figure 4 is a cross-sectional view equivalent to the - line in Figure 1, Figure 5 is a cross-sectional view equivalent to the - line in the state in which the ducts in Figure 1 are joined, and Figure 6 is a cross-sectional view equivalent to the - line in Figure 1. The figure is a cross-sectional view corresponding to the line -- in Figure 1 showing the condition of air-conditioned air flowing inside the duct in a conventional joint structure of an air conditioning duct, and Figure 7 is a second cross-sectional view of the joint structure of an air conditioning duct according to the present invention. FIG. 8 is a cross-sectional view showing the structure of the duct connection part; FIG. 9 is an exploded perspective view showing the structure of the joint part of a conventional air conditioning duct; FIG. FIG. 1 is a cross-sectional view showing a conventional air conditioning duct joining structure. 1, 5, 17, 18... duct, 20, 21...
...Joint flange part, 23, 27...Joint surface, 24
, 25, 28, 29...Protruding flange portion.

Claims

[Scope of utility model registration request]

In the joint structure of air conditioning ducts formed with a square cross section, two adjacent sides of one duct are extended in the axial direction of the duct to form a joint flange part, and the other two sides are extended from the side of the duct in the width direction. protruding,
A protruding flange portion having a joint surface formed at an acute angle toward the duct opening end is formed, while a protruding flange portion is formed on two adjacent sides of the other duct that protrudes from the side surface of the duct, and is attached to the joint surface of the one protruding flange portion, respectively. , forming a protruding flange portion having a joint surface formed at an angle that allows for close contact, the joining flange portion of the one duct abutting the outer surface of the opening of the other duct, and the protruding flange portion of the one duct; A joint structure for air conditioning ducts, characterized in that a plurality of ducts are joined by bringing one part into contact with a protruding flange part of another duct.