JPH0342366U

JPH0342366U -

Info

Publication number: JPH0342366U
Application number: JP10131389U
Authority: JP
Priority date: 1989-08-30
Filing date: 1989-08-30
Publication date: 1991-04-22

Description

[Brief explanation of drawings]

第１図は本考案の多管式熱交換器のコア部の一
実施例を備えた多管式熱交換器を示す縦断面図で
ある。第２図は第１図の−線に沿う横断面図
である。第３図は第１図のプレートを示す正面図
である。第４図は第１図の補助プレートを示す正
面図である。第５図は従来の多管式熱交換器のコ
ア部を示す縦断面図である。第６図は第５図の
−線に沿う横断面図である。第７図は第５図の
プレートを示す正面図である。主要な部分の符号の説明、５５……コア部、５
７，６５……チユーブ挿通孔、５９……プレート
、６１……チユーブ、６３……補助プレート、６
７……ろう材供給孔。 FIG. 1 is a longitudinal sectional view showing a shell-and-tube heat exchanger equipped with an embodiment of the core portion of the shell-and-tube heat exchanger of the present invention. FIG. 2 is a cross-sectional view taken along the - line in FIG. 1. FIG. 3 is a front view showing the plate of FIG. 1. FIG. 4 is a front view showing the auxiliary plate of FIG. 1. FIG. 5 is a longitudinal sectional view showing the core portion of a conventional multi-tubular heat exchanger. FIG. 6 is a cross-sectional view taken along the - line in FIG. 5. FIG. 7 is a front view of the plate of FIG. 5. Explanation of symbols of main parts, 55... Core part, 5
7, 65...Tube insertion hole, 59...Plate, 61...Tube, 63...Auxiliary plate, 6
7...Brazing material supply hole.

Claims

[Scope of utility model registration request]

A pair of plates each having a plurality of tube insertion holes are arranged facing each other at a predetermined interval, and
In the core part of a multi-tubular heat exchanger, a plurality of tubes are arranged between these plates, both ends of each tube are inserted into the tube insertion holes, and the tubes and the plates are brazed. An auxiliary plate having a tube insertion hole formed at the same position as the tube insertion hole of the plate is arranged adjacent to the outside of the plate, and a brazing material supply hole is formed passing through this auxiliary plate. The core part of the characteristic multi-tube heat exchanger.