JPH0346766U

JPH0346766U -

Info

Publication number: JPH0346766U
Application number: JP10180789U
Authority: JP
Priority date: 1989-09-01
Filing date: 1989-09-01
Publication date: 1991-04-30

Description

[Brief explanation of drawings]

第１図から第８迄は、本考案による回転軸用接
手構造を示すもので、第１図は全体構成を示す構
成図、第２図は第１図の実施例を示す構成図、第
３図及は第２図の要部を示す拡大断面図、第４図
はヒートパイプの原理を示す原理構成図、第５図
は第１図、第２図におけるヒートパイプの他の実
施例を示す断面図、第６図は第５図の右側面図、
第７図は回転軸とヒートパイプの接続構造の他の
実施例を示す断面図、第８図は第７図の左側面図
、第９図は従来のＤＣモータの回転軸構造を示す
断面図である。９……回転軸、９Ａ……ヒートパイプ部、２０
……吸熱媒体、２３……回転軸用フランジ部、２
４……ヒートパイプ、２４ａ……接手用第１フラ
ンジ部、２４ｂ……接手用第２フランジ部、２６
……注入口、２８……機械軸、２８ａ……機械軸
用フランジ部である。 1 to 8 show a joint structure for a rotating shaft according to the present invention. FIG. 1 is a block diagram showing the overall structure, FIG. 2 is a block diagram showing the embodiment of FIG. 1, and FIG. 3 is a block diagram showing the embodiment of FIG. The figures are an enlarged sectional view showing the main parts of Fig. 2, Fig. 4 is a principle configuration diagram showing the principle of the heat pipe, and Fig. 5 shows another embodiment of the heat pipe in Figs. 1 and 2. sectional view, Figure 6 is the right side view of Figure 5,
FIG. 7 is a sectional view showing another embodiment of the connection structure between the rotating shaft and the heat pipe, FIG. 8 is a left side view of FIG. 7, and FIG. 9 is a sectional view showing the rotating shaft structure of a conventional DC motor. It is. 9...Rotating shaft, 9A...Heat pipe section, 20
... Endothermic medium, 23 ... Rotating shaft flange part, 2
4... Heat pipe, 24a... First flange part for joint, 24b... Second flange part for joint, 26
... Inlet, 28 ... Machine shaft, 28a ... Machine shaft flange.

Claims

[Claims for Utility Model Registration] (1) A rotating shaft 9 having a heat pipe portion 9A;
A rotary shaft flange portion 23 formed at the end of the rotary shaft 9, a first joint flange portion 24a connected to the rotary shaft flange portion 23, and a first joint flange portion 24a provided on the rotary shaft flange portion 23. a heat pipe 24, a second joint flange portion 24b provided at the end of the heat pipe 24, and a machine shaft flange portion 28 on the second joint flange portion 24b.
a mechanical shaft 28 connected to the rotary shaft 9 through a mechanical shaft 28, which guides the vapor of the endothermic medium 20 generated in the heat pipe section 9A of the rotating shaft 9 to the heat pipe 24;
A rotating shaft joint structure characterized in that the heat pipe 24 is used as a mechanical joint. (2) The joint structure for a rotating shaft according to claim 1, wherein the heat pipe 24 is made of a rigid body and has a non-bending structure. (3) The rotating shaft joint structure according to claim 1, wherein the heat pipe 24 has a bent structure. (4) The rotating shaft joint structure according to any one of claims 1 to 3, wherein the joint flange portion 24a is formed with an injection port 26 for injecting a heat absorbing medium.