2013年8月4日星期日

Millennium arctic - group hanging electric hoist use should pay attention to what?

    This year Xiahan see temperatures hit the Northern Hemisphere, from the eastern United States, Europe and Asia, have experienced meteorological records hottest summer in 130 years, but after the winter temperatures begin to dip, Northern Hemisphere temperatures may be lower than in previous years. This abnormal climate led to the "Millennium arctic" argument, in lifting machinery industry group hanging electric Wire rope hoist  most frequently used in the winter, the group used in construction crane  lift hoist  the field of multi-climbing frame, climbing the upgrading of large tanks group hanging before use and the process should pay attention to what? For you to explain the following:
    1 group hanging electric hoist inspection before use
    ① In the operator within walking distance and the weight should be on the route through no obstructions.
    ② hand control button up and down, left and right direction of action should be accurate and sensitive, motor and gear should be no abnormal noise.
    ③ brake should be sensitive and reliable.
    ④ group hanging electric hoist orbit should be no foreign matter.
    ⑤ down stopper action should be accurate.
    ⑥ hook retainer nut should be tightened.
    ⑦ hook in the horizontal and vertical direction of rotation should be flexible.
    ⑧ hook pulley should be flexible rotation.
    2 flanking group hanging electric hoist crane unloading heavy objects shall not prohibit the use of overload.
    3 In use, the operator should always check whether there is chaos buckle rope, knotted, off tank, wear phenomena, if there should be immediately removed, and should always check the guide rope and limit switches are safe and reliable.
    4 in the daily work shall not be artificially stopper to stop the use of heavy lifting or stop the device operation.
    5 After work, turn off the power switch, disconnect the main power supply.
    6 should be set up specialized maintenance personnel hoist weekly main performance and security status check once found fault immediately removed.
    7 fan motor brake on the wheel brake ring, and not stained with grease, adjusting nut should be tightened, so as to avoid brake failure and accidents.
    8 group hanging electric rope hoist  part of the lubrication should be added the right amount of lubricating oil, lubricating oil to clean, free of other impurities. About two months to replace oil once. For lifting and running reducer reducer must be added prior to use enough oil.
    9 group hanging electric hoist use, found fault should be promptly cut off the main power supply.
    10 group hanging electric hoist does not work, does not allow heavy objects hanging in the air, in order to prevent permanent deformation components.
    11 After use, you should stop at the designated place of safety. Covers should be located outdoors.
    12 prohibits the opposite direction while pressing two buttons, the other can manipulate.
    13 Lifting reducer overhaul disassembly may not use a screwdriver, flat shovel hit the joints, the application of a wooden hammer gently tap the protruding part of the box to avoid damage to the cabinet and lid sealing plane.
    14 hoist the working environment temperature -25 ~ +40 ℃
    15 does not apply to group hanging electric hoist filled with corrosive gases or relative humidity is greater than 85% of the sites, not a substitute for proof hoist, not lifting the molten metal or toxic, flammable and explosive materials.

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