JPH0314590U

JPH0314590U -

Info

Publication number: JPH0314590U
Application number: JP4234989U
Authority: JP
Priority date: 1989-03-18
Filing date: 1989-04-11
Publication date: 1991-02-14
Anticipated expiration: 2004-04-11
Also published as: JPH0711332Y2

Description

[Brief explanation of drawings]

第１図ないし第３図は本考案の第１実施例に係
り、第１図は熱交換器の正面図、第２図はヘツダ
パイプの横断面を示す第１図中の−矢視断面
図、第３図は第２図中の−矢視断面図、第４
図および第５図は本考案の第２実施例に係り、第
４図はヘツダパイプの横断面図、第５図はチユー
ブの端面図、第６図は本考案の第３実施例を示す
ヘツダパイプの横断面図、第７図および第８図は
本考案の第４実施例を示すヘツダパイプの横断面
図、第９図ないし第１１図は従来例に係り、第９
図、第１０図はそれぞれヘツダパイプの横断面図
、第１１図は第１０図中−矢視断面図である
。１……熱交換器、２，３……入側および出側の
ヘツダパイプ、４……チユーブ。 1 to 3 relate to a first embodiment of the present invention, in which FIG. 1 is a front view of a heat exchanger, FIG. 2 is a sectional view taken along the - arrow in FIG. 1, showing a cross section of a header pipe, Figure 3 is a sectional view taken along the - arrow in Figure 2;
5 and 5 relate to a second embodiment of the present invention, FIG. 4 is a cross-sectional view of a header pipe, FIG. 5 is an end view of a tube, and FIG. 6 is a header pipe showing a third embodiment of the present invention. 7 and 8 are cross-sectional views of a header pipe showing a fourth embodiment of the present invention, and FIGS. 9 to 11 are related to a conventional example, and FIG.
10 are cross-sectional views of the header pipe, and FIG. 11 is a cross-sectional view taken along the arrow in FIG. 10. 1... Heat exchanger, 2, 3... Inlet and outlet header pipes, 4... Tube.

Claims

[Claims for Utility Model Registration] In a parallel flow type heat exchanger in which each end of a plurality of tubes arranged parallel to each other is inserted and connected into header pipes on the inlet and outlet sides, in each of the header pipes, A heat exchanger characterized in that an end of each tube inserted is formed with a notch toward the inner peripheral surface of the header pipe on the side into which the tube is inserted.