Need to pay attention to the use winch - PowerPoint PPT Presentation

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Need to pay attention to the use winch

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Title: Need to pay attention to the use winch


1
Need to pay attention to the use winch
2
Section of wire rope structure and antiseptic
methods
  • Point-contact round stock, round stock line
    contact, surface contact round stock, profiled
    stocks, single stock does not rotate, such as
    seals and flat. Where surface contact is by
    traction round strand wire rope stranding machine
    will line contact strand wire drawing die or
    roller die by pulling the system. Through die
    before deformation and after deformation
    sectional strand.
  •  
  • Oiled antiseptic methods
  • All wire rope must be oiled. Fiber core immersion
    oil, grease required to protect the fiber core
    does not rot, does not rust steel, double girder
    overhead hoist crane moist fibers, and lubricate
    the rope from the inside. Greased surface so that
    all the surface of the wire strands are evenly
    coated with anti-rust lubricant, in which the
    friction and enhance a large mine mineral water
    with a rope, to increased wear and water
    resistance coating strong Heiyou fat alternative
    use is Strong film-coated, rust good performance
    marked fats and require oil thin, easy to keep
    clean during operation.
  • Anticorrosive coating method
  • Galvanized coating, aluminum, coated nylon or
    plastic. Thick coating of galvanized steel and
    plated after first pulling a thin coating and
    galvanized steel wire after pulling thick coating
    mechanical properties than smooth rope has
    decreased, should be used in severe corrosive
    environments. Aluminum wire rope is more
    resistant to corrosion, double trolley overhead
    crane abrasion, heat-resistant than galvanized
    steel wire rope is mainly used for fishing trawl
    vessels and mines containing H2S, etc., using the
    pull after plating production. Coated nylon or
    plastic coated wire rope of the two co-rope after
    rope and coated stocks. The former is used for
    static rope, which is used for moving cable.

3
Precautions when using winch
  • 1 , wire rope reel should be neat , overhead
    crane grab if found around overlapping and
    oblique , should be shut down rearranged.
    Prohibited in the rotation by hand , stepped foot
    pull rope . Rope allowed to completely release ,
    should be retained at least three times .
  • 2 , allowed knotted rope , twisted , broken in a
    pitch more than 10 , should be replaced.
  • 3 , operation, no person shall cross the rope ,
    after the object ( the object ) to enhance the
    operator shall not leave the winch. Object or
    cage should be lowered to the ground at rest .
  • 4 , operations , drivers, signalers to maintain
    good visibility with lifting objects , drivers
    and signalers should cooperate closely obey
    signals unified command .
  • 5 , the job situation in case of a power outage ,
    you should cut off the power , will enhance the
    material down to the ground.
  • 6 , work to obey the command staff of the signal
    , gantry crane the signal is unknown or likely to
    cause an accident should suspend operations until
    after clarifying the situation in order to
    continue operations.
  • 7 , operations sudden power outage , you should
    immediately pull the knife , will ship things
    down.
  • 8 , the operation is completed , you should feed
    tray floor , lock electrical box .
  • 9 , in the course of rope and mechanical wear.
    Pyrophoric local corrosion damage is inevitable ,
    should be brushing time interval to protect the
    oil .
  • 10 Do not overload use . That is more than the
    maximum number of hosts tons.
  • 11 , the course should be careful not to appear
    to tie. Squashed. Arc wounded . Erosion of
    chemical media .
  • 12 , may not be directly lifting hot objects ,
    electric chain hoist objects to the angular care
    board.
  • 13 , using the process should always check the
    rope used to achieve the standards should be
    scrapped immediately scrapped .
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