JPS6043885U

JPS6043885U - Variable heat conduction heat pipe

Info

Publication number: JPS6043885U
Application number: JP13412083U
Authority: JP
Inventors: 松藤　幸男
Original assignee: 日本電気株式会社
Priority date: 1983-08-30
Filing date: 1983-08-30
Publication date: 1985-03-28

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

°　　　　　第１図は従来の可変熱伝導ヒートパイプの
一例の縦断面図、第２図は従来の可変熱伝導ヒートパイ
プの別の例の縦断面図、第３図は本考案の実施例の縦断
面図、第４図は第３図の実施例の横断面図、第５図は水
およびその蒸気を作動流体とするヒートパイプの温度特
性図、第６図はフレオンおよびその蒸気を作動流体とす
るヒートパイプの温度特性図、第７図は第５図および第
６図の温度特性を有する２種の作動流体のヒートパイプ
により第３図の実施例のヒートパイプを構成した場合の
　一温度特性図である。１・・・ヒートパイプの外管、２・・・ウィック、３・
・・気体状の作動流体、４・・・非凝縮性ガス、５・・
・非凝縮性ガスの容器部分、６・・・高温時に膨張する
ベローズ、９・・・ベローズによって駆動される弁、１
０・・・ヒートパイプの加熱部、２０・・・ヒートパイ
プの冷却部。／　　　多２第３　図　　８ｌ第４　図セ第Ｓ図２１第４図４ム執　　ｅ里Ｆｃ　　　　　　慕度° Fig. 1 is a longitudinal cross-sectional view of an example of a conventional variable heat conduction heat pipe, Fig. 2 is a longitudinal cross-sectional view of another example of a conventional variable heat conduction heat pipe, and Fig. 3 is a longitudinal cross-section of an embodiment of the present invention. 4 is a cross-sectional view of the embodiment shown in FIG. 3, FIG. 5 is a temperature characteristic diagram of a heat pipe using water and its vapor as the working fluid, and FIG. 6 is a diagram showing Freon and its vapor as the working fluid. Figure 7 shows one temperature characteristic when the heat pipe of the embodiment shown in Figure 3 is constructed from heat pipes of two types of working fluids having the temperature characteristics shown in Figures 5 and 6. It is a diagram. 1...Outer tube of heat pipe, 2...Wick, 3.
... Gaseous working fluid, 4... Non-condensable gas, 5...
- Container portion for non-condensable gas, 6... Bellows that expands at high temperatures, 9... Valve driven by the bellows, 1
0... Heating section of the heat pipe, 20... Cooling section of the heat pipe. / Multi 2 Fig. 3 Fig. 8 l Fig. 4 S Fig. 21 Fig. 4

Claims

[Scope of utility model registration request]

A variable heat conduction heat pipe is a combination of two or more types of heat pipes that have different heat transfer characteristics with respect to operating temperature.