JPS5927195U - Coupling device between shaft and fan - Google Patents

Coupling device between shaft and fan

Info

Publication number
JPS5927195U
JPS5927195U JP12337682U JP12337682U JPS5927195U JP S5927195 U JPS5927195 U JP S5927195U JP 12337682 U JP12337682 U JP 12337682U JP 12337682 U JP12337682 U JP 12337682U JP S5927195 U JPS5927195 U JP S5927195U
Authority
JP
Japan
Prior art keywords
fan
shaft
key
coupling device
key groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12337682U
Other languages
Japanese (ja)
Inventor
佳弘 伊藤
吉本　忠男
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP12337682U priority Critical patent/JPS5927195U/en
Publication of JPS5927195U publication Critical patent/JPS5927195U/en
Pending legal-status Critical Current

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  • Structures Of Non-Positive Displacement Pumps (AREA)

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は全閉外扇形電動機の従来の回転子軸と外扇との
結合装置を示す一部断面図、第２図はこの考案の一実施
例の要部を示す一部断面図、第３図は第２図の回転軸の
平面図である。図中、１は回転子軸、１ａはキー溝、１
ｂは嵌合孔、２はキー、２ａは貫通孔、３は外扇−３ａ
はボス部、３ｂはキー溝、３Ｃは貫通雌ねじ、４は締結
部材である。なお、図中同一符号は同一または相当部分
を示す。Fig. 1 is a partial sectional view showing a conventional coupling device between the rotor shaft and the external fan of a totally enclosed external sector electric motor, Fig. 2 is a partial sectional view showing the main parts of an embodiment of this invention, and Fig. 3 The figure is a plan view of the rotating shaft of FIG. 2. In the figure, 1 is the rotor shaft, 1a is the keyway, 1
b is a fitting hole, 2 is a key, 2a is a through hole, 3 is an outer fan-3a
3b is a keyway, 3C is a through female thread, and 4 is a fastening member. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸とファンとをキーと締結部材とによって結合するもの
において、上記軸に少な（とも外端側に保合部を有する
キー溝を形成し、このキー溝に該キー溝の長さより短い
キーを嵌合すると共に、上記ファンの貫通雌ねじに螺合
された上記キー溝の幅より小径の締結部材の先端部を上
記係合部と上記キーの外端側端面との間に嵌挿すると共
に、先端面を上記キー溝の底面に当接したことを特徴と
する軸とファンとの結合装置。In a device in which a shaft and a fan are connected by a key and a fastening member, a key groove having a retaining portion on the outer end side is formed in the shaft, and a key shorter than the length of the key groove is inserted into the key groove. At the same time, a distal end portion of a fastening member having a diameter smaller than the width of the key groove screwed into the female penetrating thread of the fan is inserted between the engaging portion and the outer end surface of the key; A coupling device for a shaft and a fan, characterized in that the leading end surface is in contact with the bottom surface of the keyway.
JP12337682U 1982-08-12 1982-08-12 Coupling device between shaft and fan Pending JPS5927195U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12337682U JPS5927195U (en) 1982-08-12 1982-08-12 Coupling device between shaft and fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12337682U JPS5927195U (en) 1982-08-12 1982-08-12 Coupling device between shaft and fan

Publications (1)

Publication Number Publication Date
JPS5927195U true JPS5927195U (en) 1984-02-20

Family

ID=30281655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12337682U Pending JPS5927195U (en) 1982-08-12 1982-08-12 Coupling device between shaft and fan

Country Status (1)

Country Link
JP (1) JPS5927195U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5824497B2 (en) * 1979-07-11 1983-05-21 大同特殊鋼株式会社 heat resistant steel

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5824497B2 (en) * 1979-07-11 1983-05-21 大同特殊鋼株式会社 heat resistant steel

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