JPS6271186U - - Google Patents

Info

Publication number
JPS6271186U
JPS6271186U JP16179485U JP16179485U JPS6271186U JP S6271186 U JPS6271186 U JP S6271186U JP 16179485 U JP16179485 U JP 16179485U JP 16179485 U JP16179485 U JP 16179485U JP S6271186 U JPS6271186 U JP S6271186U
Authority
JP
Japan
Prior art keywords
drum
brake
drum shaft
solenoid valve
hoisting device
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
JP16179485U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP16179485U priority Critical patent/JPS6271186U/ja
Publication of JPS6271186U publication Critical patent/JPS6271186U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
  • Jib Cranes (AREA)

Description

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

第１図は本考案の一実施例の巻上装置を示す正
断面図、第２図は同装置の制御系統図である。 １……ドラム軸、５……軸受、６……油圧モー
タ、７……ギヤ機構、８……タワー起伏用第１ド
ラム、９……スプライン機構、１０……吊荷昇降
用第２ドラム、１１……軸受、１２……ブレーキ
ドラム、１３……動力伝達板、１６……ロータリ
ジヨイント、１４，１８，２１……ブレーキシユ
、１９，２２……スプリング、１５……クラツチ
用シリンダ、２０……ドラムブレーキ解除用シリ
ンダ、２３……モータブレーキ解除用シリンダ、
２６……コントロールバルブ、２７……主ポンプ
、３２……操作レバー、３３ａ，３３ｂ……パイ
ロツト弁、３４……補助ポンプ、３８……クラツ
チ用電磁弁、３９……ドラムブレーキ用電磁弁、
４０……モータブレーキ用電磁弁。 FIG. 1 is a front sectional view showing a hoisting device according to an embodiment of the present invention, and FIG. 2 is a control system diagram of the same device. DESCRIPTION OF SYMBOLS 1... Drum shaft, 5... Bearing, 6... Hydraulic motor, 7... Gear mechanism, 8... First drum for tower hoisting, 9... Spline mechanism, 10... Second drum for lifting and lowering suspended loads, 11... Bearing, 12... Brake drum, 13... Power transmission plate, 16... Rotary joint, 14, 18, 21... Brake shoe, 19, 22... Spring, 15... Cylinder for clutch, 20... ...Drum brake release cylinder, 23...Motor brake release cylinder,
26... Control valve, 27... Main pump, 32... Operating lever, 33a, 33b... Pilot valve, 34... Auxiliary pump, 38... Solenoid valve for clutch, 39... Solenoid valve for drum brake,
40...Solenoid valve for motor brake.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ドラム軸上に、回転方向に固定された第１ドラ
ムと、クラツチ機構を介して前記ドラム軸と接続
又は切り離し可能な第２ドラムとを並設したこと
を特徴とするクレーンの巻上装置。 A hoisting device for a crane, characterized in that a first drum fixed in the rotational direction and a second drum connectable to or disconnectable from the drum shaft via a clutch mechanism are arranged side by side on a drum shaft.
JP16179485U 1985-10-22 1985-10-22 Pending JPS6271186U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16179485U JPS6271186U (en) 1985-10-22 1985-10-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16179485U JPS6271186U (en) 1985-10-22 1985-10-22

Publications (1)

Publication Number Publication Date
JPS6271186U true JPS6271186U (en) 1987-05-07

Family

ID=31088440

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16179485U Pending JPS6271186U (en) 1985-10-22 1985-10-22

Country Status (1)

Country Link
JP (1) JPS6271186U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007099522A (en) * 2006-12-27 2007-04-19 Kitagawa Iron Works Co Ltd Wiring method for derricking jib crane

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS574067U (en) * 1980-06-06 1982-01-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS574067U (en) * 1980-06-06 1982-01-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007099522A (en) * 2006-12-27 2007-04-19 Kitagawa Iron Works Co Ltd Wiring method for derricking jib crane

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