JPH03104658U

JPH03104658U -

Info

Publication number: JPH03104658U
Application number: JP1373090U
Authority: JP
Priority date: 1990-02-16
Filing date: 1990-02-16
Publication date: 1991-10-30
Anticipated expiration: 2005-02-16
Also published as: JP2511413Y2

Description

[Brief explanation of drawings]

第１図ａないし第５図は本考案の第１実施例に
係り、第１実施例ａ，ｂは熱交換器の正面図、右
側面図、第２図は第１図中の−拡大矢視断面
図、第３図、第４図は嵌合部の正面図、断面図、
第５図は第４図中の−矢視断面図、第６図な
いし第７図は嵌合部の態様例を示す縦断面図、第
９図は本考案の第２実施例に係り、嵌合部の断面
図、第１０図及び第１１図は本考案の第３実施例
に係り、第１０図は嵌合部を示す第１１図中の
矢視図、第１１図は第１０図中の１矢視図であ
る。１……熱交換器、２……チユーブ、３……フイ
ン、４……上側ヘツダタンク、７……下側ヘツダ
タンク、１６，１７……ヘツダタンクの嵌合部、
１８……接続パイプ、２３……接続パイプ、２３
ａ，２３ｂ……接続パイプの嵌合部。 1a to 5 relate to the first embodiment of the present invention, the first embodiment a and b are a front view and a right side view of the heat exchanger, and FIG. 2 is an enlarged arrow in FIG. 1. 3 and 4 are front views and sectional views of the fitting part,
FIG. 5 is a sectional view taken along the - arrow in FIG. 10 and 11 are cross-sectional views of the fitting portion, and FIG. 10 is a cross-sectional view of the fitting portion in FIG. 11, and FIG. 11 is a cross-sectional view of the fitting portion in FIG. FIG. 1...Heat exchanger, 2...Tube, 3...Fin, 4...Upper header tank, 7...Lower header tank, 16, 17...Header tank fitting part,
18... Connection pipe, 23... Connection pipe, 23
a, 23b... Fitting portion of connecting pipe.

補正平２．５．１６図面の簡単な説明を次のように補正する。明細書第１５頁第９行の「第７図」を、『第８
図』と訂正する。Amendment 2.5.16 Hei 2.5.16 The brief description of the drawing is amended as follows. ``Figure 7'' on page 15, line 9 of the specification has been replaced with ``Figure 8''.
``Figure''.

Claims

[Claims for Utility Model Registration] (1) In a parallel flow type heat exchanger in which header tanks are connected to both ends of a plurality of tubes stacked alternately with fins, and each header tank is divided into two in the tube longitudinal direction. , the header tanks on both sides are separated vertically in the axial direction, the lower header tank is arranged inside the upper header tank when viewed from the front, and a fitting part with a circular cross section is provided at the facing part of the upper and lower header tanks on both sides. ,
A connection structure for a heat exchanger, characterized in that these fitting parts are connected via a connection pipe having at least a circular cross section at an end. (2) In a parallel flow type heat exchanger in which header tanks are connected to both ends of a plurality of tubes alternately stacked with fins, and each header tank is divided into two in the tube longitudinal direction, the header tanks on both sides are connected in the axial direction. The lower header tank is separated into upper and lower parts, and the lower header tank is arranged inside the upper header tank when viewed from the front, and cylindrical fitting parts that fit into each other are provided protrudingly at the opposing positions of the upper and lower header tanks on both sides. Heat exchanger header tank connection structure. (3) In a parallel flow type heat exchanger in which a header tank is connected to both ends of a plurality of tubes alternately stacked with fins, and each header tank is divided into two in the longitudinal direction of the tube, the header tank on one side is connected in the axial direction. The lower header tank is separated into upper and lower parts, and the lower header tank is arranged inside the upper header tank when viewed from the front, and cylindrical fitting parts are provided protruding from the facing parts of these upper and lower header tanks. A discharge pipe for discharging the refrigerant is disposed in between, and the discharge pipe is provided with a fitting portion into which both of the fitting portions are fitted, and the fitting portions of both of the header tanks are connected to the fitting portion. A heat exchanger header tank connection structure characterized by fitting connection.