JPS58117488U - Crane speed control device - Google Patents

Crane speed control device

Info

Publication number
JPS58117488U
JPS58117488U JP1360682U JP1360682U JPS58117488U JP S58117488 U JPS58117488 U JP S58117488U JP 1360682 U JP1360682 U JP 1360682U JP 1360682 U JP1360682 U JP 1360682U JP S58117488 U JPS58117488 U JP S58117488U
Authority
JP
Japan
Prior art keywords
control device
speed control
electric motor
crane
motor
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
JP1360682U
Other languages
Japanese (ja)
Inventor
梶原　忠義
米田　末雄
誠 渡部
Original Assignee
日本鋼管株式会社
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 日本鋼管株式会社 filed Critical 日本鋼管株式会社
Priority to JP1360682U priority Critical patent/JPS58117488U/en
Publication of JPS58117488U publication Critical patent/JPS58117488U/en
Pending legal-status Critical Current

Links

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

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

第１図は従来装置の概略構成図、第２図は本考案に係る
クレーンの速度制御装置の一実施例を説′″−７．Ｈ；
″′ｉ＝＝暑：：０．ユ。□エエヨッヮ９、イリスタイ
ンバータ、１４ａ、　　１４ｂ・・・昇降・走行用接点
、１５ａ・・・昇降用電動機、１５ｂ・・・走行用電動
機、１６ａ、１６ｂ・・・コントローラ、１７・・・リ
レー回路、１８・・・電磁接触器。 、−′／−１第１−図−−、 −−−第２図　　　２　　。Fig. 1 is a schematic diagram of a conventional device, and Fig. 2 shows an embodiment of a crane speed control device according to the present invention.
″′i==Heat::0.Yu. □ Eeyyo 9, Iristine inverter, 14a, 14b... Lifting/running contact, 15a... Lifting motor, 15b... Traveling motor, 16a, 16b...Controller, 17...Relay circuit, 18...Magnetic contactor. , -'/-1 Fig. 1--, ---Fig. 2 2.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）クレーンの昇降用電動機および走行用電動機にそ
れぞれ開閉器を介して一個の可変電圧可変周波数サイリ
スクインバータを共通接続し、前記開閉器を選択閉成し
た後、コントローラから供給される操作信号を周波弊信
号に変換する前記苛変電圧可変周波数サイリスクインバ
ータの出力で前記昇降用電動機または走行用電動機あ回
転数を制御すること全特徴とするクレーンの速度制御装
置。(1) One variable voltage variable frequency syrisk inverter is commonly connected to each of the lifting motor and the traveling motor of the crane via a switch, and after selectively closing the switch, an operation signal is supplied from the controller. A speed control device for a crane, characterized in that the rotational speed of the lifting electric motor or the traveling electric motor is controlled by the output of the variable voltage variable frequency silica inverter which converts the voltage into a frequency signal. （２）昇降用電動機および走行用電動機は、カゴ形誘導
電動機を用いたことを特徴とする実用新案登録請求の範
囲第１項記載のクレーンの速度制御装置。(2) The speed control device for a crane according to claim 1, wherein the lifting electric motor and the running electric motor are cage-type induction motors.
JP1360682U 1982-02-03 1982-02-03 Crane speed control device Pending JPS58117488U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1360682U JPS58117488U (en) 1982-02-03 1982-02-03 Crane speed control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1360682U JPS58117488U (en) 1982-02-03 1982-02-03 Crane speed control device

Publications (1)

Publication Number Publication Date
JPS58117488U true JPS58117488U (en) 1983-08-10

Family

ID=30026116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1360682U Pending JPS58117488U (en) 1982-02-03 1982-02-03 Crane speed control device

Country Status (1)

Country Link
JP (1) JPS58117488U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6036290A (en) * 1983-08-08 1985-02-25 株式会社日立製作所 Tranfer crane
JPS6371096A (en) * 1986-09-10 1988-03-31 日立機電工業株式会社 Bucket opening lowering operation method in crane with rope type bucket
JP2008195480A (en) * 2007-02-09 2008-08-28 Kito Corp Drive control device for electric chain block with electric trolley

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6036290A (en) * 1983-08-08 1985-02-25 株式会社日立製作所 Tranfer crane
JPS6371096A (en) * 1986-09-10 1988-03-31 日立機電工業株式会社 Bucket opening lowering operation method in crane with rope type bucket
JP2008195480A (en) * 2007-02-09 2008-08-28 Kito Corp Drive control device for electric chain block with electric trolley

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