(Full title of unit) Annual automatic inspection record form for mobile cranes (for reference only)
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serial number
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Inspection date
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Year, month, day
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Type
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Lifting load
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mt
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Inspection items
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Inspection content and methods
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result
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Inspection items
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Inspection content and methods
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result
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Lower running body
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Driving device
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steering wheel
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The operation is normal and smooth
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truss
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structure
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No cracks or damage, no loosening of fixing bolts
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clutch
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The clutch operates normally and well
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A -frame
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A -frame
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No cracks, damage or bending
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Wipers, mirrors , lights
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Normal operation
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Connector pin
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No wear or damage
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Meters
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Normal operation
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Front attachment
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Extend your arms
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Outstretched arm appearance
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No bending, depression or looseness
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device
brake
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Foot brake
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Test brake: Braking is normal
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Sliding lining
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No significant wear
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Hand brake
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The handbrake lever has enough clearance to brake normally
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Welding Department
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No crack damage
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device
walk
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tire
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Tire pressure, bolts, and tread are normal and in good condition
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Auxiliary truss
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No deformation or rust
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track
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No cracks, deformation or significant wear
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Connector pin
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No cracks or deformation
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Suspension system
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No oil leakage, damage or looseness
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Supporting Institutions
Extended arm support
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Subsidy extension
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The pin joint has no damage and significant wear
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system
electric
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batteries
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The electrolyte volume is normal and there is no pollution leakage
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Diffusion joint
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No wear, cracking, good lubrication
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Preheating plug
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Check whether the action status and circuit are abnormal
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Support cable
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The knot stop is normal, without broken rope corrosion
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Electrical wiring
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The terminal connectors are not loose or damaged
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sheave
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sheave
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No deformation or damage, smooth movement
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Prime mover (engine )
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Ontology
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No abnormal sound when starting and no dirt on the filter
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Bearings and pins
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No wear, cracking, good lubrication
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Lubrication device
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The oil level and filter are normal and free of blockage.
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Steel cable anti-slip
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The steel cable anti-slip guide block has no loss and will not fall out of the groove
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tank
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No deformation, cracks or rust
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hook
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hook
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Wear and opening deformation within 5% of the original size
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Piping fittings
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No leakage, damage or deformation
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Rotary bearings
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Normal rotation
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Cooling device
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No water leakage, water flow and fan are working normally
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Anti-slip tongue
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Normal function
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body
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Frame or tripod
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No cracks or damage, no loosening of fixing bolts
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hanging chain
Cable or
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Steel Cable
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No significant deformation, corrosion, wear and line breakage
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Oil
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The chassis is fully and properly oiled
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End-fixed
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Fix the rope correctly
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Support
Overhang
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Box beam , floating plate
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No cracks or deformation
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Safety devices
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Overwinding prevention device or overwinding prevention alarm device
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It has the function of automatically shutting off power and braking or sounding an alarm , and the actuating position is correct.
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Hydraulic cylinder
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No oil leakage, dents or deformation
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Upper rotating body or truss
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Hydraulic system
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Hydraulic pump
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No abnormal sound, smooth movement
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The electrical parts should be insulated, waterproof and dustproof
Structure with contact opening prevention structure
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Fuel tank level
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The liquid level is normal and there is no oil leakage
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Filter
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Disassemble and inspect to see if there is any blockage or scaling
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Overload prevention or alarm (alternative) device
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When the load is exceeded , the power is automatically cut off.
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Various hydraulic valves
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No fouling or scaling
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Hydraulic pipe fittings
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Visually normal and no oil leakage
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The overload replacement device is functioning normally. (Such as safety valve, load meter, angle meter, performance meter,
level , overload alarm device )
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Rotating mechanism
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cab
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Locks, windows, wipers function normally, load table is available
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Control device
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All operating levers and pedals function normally
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Boom lift limiter and back stop device
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The fluctuation limit function is normal (power is cut off or alarm sound is sounded ), and the installation part is not damaged .
Loosening phenomenon
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Rotating plate bolts
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The fixing bolts have no loose cracks
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gear
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No abnormal sound or crack, good lubrication
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The back stop has sufficient strength and no
Significant deformation and cracks affect safe operation
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mechanism
winch
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Rolled body
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No cracks or deformation, normal wear
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gear
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No abnormal sound or crack, good lubrication
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Angle meter, load meter
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It should be located in an easily visible place and function properly.
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reducer
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No abnormal noise, vibration, heat, good lubrication
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other
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spreader
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No significant deformation or cracks.
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device
ups and downs
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Hydraulic cylinder
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No oil leakage and smooth operation
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base
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No looseness, cracking or deformation
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Improvement measures should be taken based on the inspection results :
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Remark:
1. For inspection results , mark “ ⅴ ” for good , “/” for no such item, and “X” for poor, and take improvement measures based on the inspection results .
2. According to Articles 20 and 80 of the "Regulations on Occupational Safety and Health Management " , this record sheet must be kept for three years.
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Automatic checker
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Unit Supervisor
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