truck mounted crane with 7 tons lifting capacity

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Technical data for 7 tons truck mounted crane

Product model	YGQY7K
Total mass kg	7110
Overall dimension mm	778520702920
Rated elevating capacity kg	7000
Max. Lifting Height m	24
Main hook single load kg	1170
Main hook single elevating speed m/min	50
Auxiliary hook single load kg	300
Auxiliary hook single elevating speed m/min	100
Engine model	LN4D27E3
Derailleur model	LG5-25 With high and low speed auxiliary box
Tires	7.00-16 with spare tires
Braking form	Vacuum booster
Steering form	The steering wheel circulation ball type
Crane jib structure	Category five hexagon box-type, hydro cylinder telescopic boom
Main Lifting Mechanism	Category two planet wheel with a brake inside
Auxiliary Lifting Mechanism	Category one gear brake motor
Swing Bearing	GB1000Tooth, material 50Mn intermediate frequency
Vertical hydraulic leg	Double-acting engineering oil cylinder
Horizontal hydraulic leg	Double-acting engineering oil cylinder
Platform	Anti-skidding and big
Protective Screening	Two-way
Night light	3 lamps control
Dynamic Motor	GB 11KW-4 pole
Crane Cab	Tailor-made
The central axially symmetrical	Four oil ways
Crane Start	Tailor-made
Throttle	Hydraulic
Warning Horn	Mono snail
Pressure gage and switch	Shockproof component
Power Takeoff	Driving indoor operation zip type
Hydraulic Oil Tank	Turntable rearmounted, counter weight combined type, special four-layer filters

Q: What is the usefulness of the revolving center of the crane?: On the train to turn, and get off can not turn, which conflict, the hydraulic pipe will be twisted winding, in order to avoid these, so there is a center of the body.

Q: Is the crane (a truck crane) a truck?: The details of these management issues, in the local road traffic management departments will have a clear provision

Q: What are the main parts of the truck crane?: thus becoming the construction industry commonly used one of the construction machinery

Q: What is the speed limit of a motor vehicle crane?: When the mechanism or load falls, the balance valve in the balance valve can balance the oil return flow of the hydraulic cylinder (hydraulic motor) with the balance of the spool, so that the hydraulic cylinder (hydraulic motor) can maintain the speed movement.

Q: What is the working principle of a truck crane?: When retracted, the reel retracts the wire rope and the boom retracts under heavy duty.

Q: What is the benefit of the four metal brackets in the rear of the car when lifting the crane: Of course, the crane is not so simple, in the design and manufacture of the time, which contains a lot of physical mechanics in the inside

Q: Is a car crane a car crane?: Car crane is the car crane:Truck cranes, also known as cranes and cranes:The advantage of this crane is good mobility, rapid transfer.

Q: What are the four kinds of truck cranes?: adjusting the length of the boom), the boom of the boom the elevation angle of the adjustment boom

Q: What is the reason for the jitter of the crane boom: Balance valve damping hole plug in order to make the arm telescopic smooth to prevent the occurrence of load impact, in the telescopic circuit set up a balance valve, the valve consists of a one-way valve and a relief valve, which is equipped with overflow valve