Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd
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Telescope Type Lifeboat Davit Ship Life Saving Equipment
Description
1-1 The davit to be manufactured and tested under the approval of major Classification Society incompliance with the requirements of the MSC.47(66)-Amendments to SOLAS 1974 & MSC.48(66)-LSA and MSC81(70).
1-2 The davit to be designed for embarkation when the boat in STOWED position. The boat may be lowered without stopping in a continuous movement at a minimum time.
1-3 The boat can be lowered by means of remote control. The crew can release and stop the hand brake of the winch from inside of the boat by wire connection to the brake arm and wire spool on the small drum. Alternatively the crew can operate the hand brake on the deck.
1-4 Lashing arrangement for boat can be released manually by using the slip hooks on forward and aft lashing.
1-5 A permanently mounted hydraulic motor on the winch is used for hoisting the lifeboat with persons back to the stowed position.
1-6 The winch drives are equipped with one-way brake, disc type axial friction clutch and manual hoisting crank with safety device.
1-7 The inspections and tests of davit appliances to be in accordance with the IMO Resolutions MSC81(70) and approved by classification society .
Specification
Model: Davit ---JYSG140
Winch ----JYWS70L lifeboat winch
Davit load: Max. 145 KN
Winch load: Max. 70 KN
Type of boat: JY-QFN-10.9
Lowering load of davit: Min. 24 KN, Max.140KN
Lowering speed: S=(0.4+0.02×H) (Full laden boat)
Where, S=Lowering speed in m/sec
H=Height in meters from davit head to waterline at
the lightest seagoing condition
Lowering speed of lifeboat: -Full load of lifeboat≥S1= m/sec
Wire rope ≥2S1 ( m/sec)
-Empty lifeboat ≥S2= m/sec
wire rope ≥2S2 ( m/sec)
1 set A complete set of life/rescue boat winch c/w classification
recommended 1 year spare parts
Painted Method
Surface preparation: Shot blast to Sa2.5
Primer: Epoxy Zinc Rich Anti-corrosive Paint ------2×40μm
Drawing of Horizontal Moving Lifeboat Davit Ship Life Saving Equipment