QY75E Truck Crane

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Brief introduction

Equipped with the longest boom among like products, reliable hydraulic security device and the imported variable

pump, valve and lock, and the electric proportional control system as well as the energy-efficient truck crane chassis, QY75E truck crane lifting performance outperforms its competitors. PLC control technology is applied to electrical control

system and makes it much simpler, more stable, reliable and durable. Its appearance embodies the brand culture of Beijing Jingcheng Heavy Industry Co., Ltd and is the symbol of high quality.

Specification

Max. rated capacity

75000 kg

Max. traveling speed

75 km/h

Gradeability

40%

G.V.W.

45930 kg

    Front axel load

19930 kg

    Rear axle load

26000 kg

Min. turning radius

12 m

Main boom

 

    Section

Five - section U

    Length fully retracted

11.8 m

    Length fully exended

45 m

    Telescoping speed

135 Seconds

    Elevation speed

-2° to 81°:70 s

Jib

Two sections articulating jib, equipped with a one - way pulley at boom end

    Length

10 m and 18 m

Hoisting system

Variable speed hoist with double grooved drum and anti-swing wire rope;

 

Variable-displacement motor,proportionally control the speed of the hoist;

 

Main hoist is equipped with built-in normally closed brake and balance valve.

   Line pull

61.25 kN (6,250 kg)

   Line speed

130 m/min at the fourth layer

   Wire rope

Diameter···20 mm

 

Length···230 m

Outriggers

Four H-type hydraulically controlled outriggers; Independent horizontal and vertical movementcontrolled form each side of carrier and the superstructure cab.

 

Each outrigger is equipped with hydraulically controlled check valve. Electronic crane level indicators.

Outriggers footprints

Horizontal·······7800mm

 

Longitudinal·······6000mm

Chassis manufacturer

JCHI

Chassis model

Overall width cab 8×4

Engine

 

   Model

ISLe37540 (or35)

   Type

6 cylinder in line, common rail

   Displacement

8.9 L( Tier IV / National III )

   Rated poer

276 kW / 2100 r / min

   Max. torque

1550 N·m / 1400 r / min

Gearbox

16 speeds forward, 2 reverse

Slewing system

1.7 r / min Free slewing

Hydraulic system

 

    Hydraulic pump

Tetragenous gear pump driven by engine through P.T.O

    Control valve

Multiple control valves actusted by pilot pressure with integral pressure relief valve

    Hydraulic oil tank

Capacity 823 L

   Oil filter

Return oil filter

Safety devices

Relief valve

 

Hydraulic lock

 

Working range and load indicator

 

Overwinding auto control alarm

 

Counter balabce valve

 

Load indicator

 

Height limiter

 

Overwinding control alarm

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Q:What are the similarities between the performance of a car crane and a crawler crane?
Accurately speaking are mobile cranes, divided into tire and crawler
Q:What are the parameters of the QY35 truck crane?
Rated power kW / (r / min) 235/2200 Engine rated torque Nm / (r / min) 1250/1400 Travel parameters Maximum travel speed km / h 75 Minimum turning diameter m 19.5 Minimum ground clearance mm 260 Proximity angle 17
Q:What is the principle of the arm boom of the boom-type truck crane?
Sequential expansion and contraction using multi-stage cylinder or a number of single-stage cylinder, etc. directly with the cylinder to promote
Q:What operating permits are required for truck cranes?
3, the truck crane driver should be made in the provinces and cities of the Quality and Technical Supervision issued by the special equipment operation permit;
Q:Is the truck crane a special equipment?
related to life safety;the greater the risk;Second, it is to see whether it is in the classification of the equipment.
Q:What is the role of the truck crane legs?
Decentralized pressure, the bottom of the pressure! General under the legs also pad large sleepers,
Q:What are the main parts of the truck crane?
Truck crane is a crane installed in the car chassis on a lifting transport equipment, due to a flexible, able to walk faster operating characteristics
Q:What is a wheeled crane
According to the crane design manual to divide the words: tire cranes, truck cranes, crawler cranes are tied, belong to the fixed rotary crane!
Q:How many car cranes are there?
Axis, the number of wheels is less, generally 8-axis 18 rounds, so the car crane is usually smaller tonnage, usually within 100 tons.
Q:What are the types of truck cranes?
(From 5-15 tons), heavy truck cranes (from 5-50 tons), super heavy truck cranes (from weight), heavy truck cranes (from 5 to 5 tons), heavy truck cranes

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