Product: Ramp Winch
Model: YZ
Holding Load (KN): 15-60
Working Load(KN): 5-50
Driven Type: electric, hydraulic or pneumatic
Dia. of Wire (m): 11-17.5
Hoisting Speed (m/min): 9-13
Drum Capacity (m): 20-100
Ramp winch is also called ladder winch or accommodation ladder winch. It’s a kind of short-time working machinery and equipment mainly used in the ship to put away the ramp, installed on the deck, divided into symmetrical manufacture of the left and right models. It is mainly divided into three types: electric, hydraulically driven and pneumatic. This type of winch is specially used to lower, support and put away the ladder winch.
The ramp winch has a variety of control methods, mainly electric pneumatic, bulk carriers generally use electric ramp winch, oil tankers because of the need for safety, with pneumatic form more. This series of ladder winch consists of flange motor, reduction gear box, reel, two-way ratchet wrench, interlock limit switch and other components. The motor is YZ-H series horizontal flange type connected motor without brake.
When operating the accommodation ladder winch, the process of collecting the accommodation ladder winch is as follows: when the ladder rises to contact with the hanger, the rising ladder reel stops running, the turning ladder reel then runs and starts to turn the ladder until the ladder reaches the collection position when it touches the limit switch and then stops running. Then the ladder can be fixed for collection. Release the ramp: open all fixed parts, activate the button and rely on the weight of the ramp to achieve the purpose of turning down the ramp and lowering the ramp. Turning or lifting the ladder to any position can keep the position reliably, because not only the motor is equipped with electromagnetic brake, but also the worm gear self-locking device of the gearbox plays an important role.
Marine ramp winches have the following features:
With high versatility, compact structure, small volume, light weight, heavy lifting capacity and convenient transfer, it is widely used in construction, water conservancy engineering, forestry, mining, wharf and other material lifting or leveling, and can also be used as supporting equipment for modern electric control automatic work line.
The ramp winch is a tool in the ship, which facilitates the stowage of the ramp and the operation of the staff. ED (EC) type electric ramp winch is a kind of short-time working machinery and equipment mainly used in the ship to put away the ramp. This product has a compact structure, flexible and convenient operation, with an electric control switch, reliable use, and a manual collection and release device for emergency use of the ship, when the manual drive ramp work, the limit switch that cut off the power to ensure personal safety.
Working load(KN) | Holding load(KN) | Hoisting speed(m/min) | Dia. of wire(mm) | Wire capacity(m) | Motor type | Power(KW) | Power(KW) |
5 | 15 | 13 | ¢11mm | 25 | YZ112L-6-H | 2.2/2.5 | 2.2(0.4~0.5MPa) |
10 | 30 | ≥9 | ¢13mm | 50 | YZ112L-6-H | 2.2/2.5 | 3.7(0.5~0.7MPa) |
16 | 48 | ≥9 | ¢13mm | 50 | YZ132S-6-H | 3.7/4 | 4.4(0.6~0.8MPa) |
20 | 60 | ≥9 | ¢17.5mm | 45 | YZ132M-6-H | 5.5/6.3 |
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