Products profile

Crane Carrier

• Chassis

Designed and manufactured by XCMG, luxury full-width cab, 6-axle chassis, drive type 12×8, 1, 2, 5, 6-axle drive, steering type 12×12, multi-mode steering.

• Chassis cab

The new steel structure luxury full-width cab, comfortable and powerful cab adopts a suspended connection structure, and shock absorbers are installed at the rear. Outward-opening doors on both sides.

Safety glass equipped with electric lifter, good heat insulation effect. Electric adjustable rearview mirror, safe and convenient. The height and angle adjustable steering wheel is suitable for operators of all heights.

Large-screen color LCD display, bus control, centralized information display.

With a reversing radar display to display the traffic status behind the vehicle, it is safe and reliable.

The vehicle interior is equipped with a heating and cooling air conditioning system as standard.

• Frame

Designed and manufactured by XCMG, made of imported high-strength steel.

• Chassis Engine

Manufacturer: Mercedes-Benz; Model: OM502LA;

Type: V-shaped, water-cooled, eight-cylinder, four-stroke, supercharged, intercooled, electronic fuel injection diesel engine; Environmental protection: Environmental emissions meet the National III standard;

Fuel tank capacity: about 450L.

• Transmission System

Transmission

German ZF imported electronically controlled transmission, manual and automatic integrated operation, with slow brake, 16 forward gears, 2 reverse gears, stable and reliable.

Transfer Case German KESSLER imported, mechanical, transfer case output torque is large.

Equipped with emergency steering oil pump, when the vehicle loses power and is dragged, realize steering power.

Axle German KESSLER imported high-strength axle, equipped with air-controlled disc brake, excellent comprehensive performance, light weight, maintenance-free, can ensure longitudinal and lateral stability.

First bridge: single tire, steering, drive; second bridge: single tire, steering, drive; third bridge: single tire, steering, not drive; fourth bridge: single tire, steering, not drive; fifth bridge: single tire, steering, drive; sixth bridge: single tire, steering, drive;

Drive shaft The end face gear connection drive shaft transmits large torque. Optimize force transmission, and the drive shaft transmission is stable and reliable.

• Bridge suspension

All suspensions adopt oil-gas suspension system with good shock absorption effect. It has functions such as automatic leveling, suspension lifting, elastic rigidity conversion, etc.

The suspension cylinder stroke is -100mm～+140mm.

• Steering

1~2 axis mechanical steering hydraulic power, 3~6 axis electro-hydraulic control steering, with road driving, small turn, crab walking, rear axle locking, rear axle independent steering steering mode, in which the number of steering axes is automatically adjusted according to the driving speed in the road mode to ensure high-speed driving safety and low-speed steering flexibility.

• Tires: Special tires for all-terrain cranes, 385/95R25.
• Brakes

Service brake: dual-circuit pneumatic disc brake, acting on all wheels; parking brake: spring energy storage brake, acting on 2-6 axle wheels;

Auxiliary brake: engine exhaust brake, gearbox slow brake, safe and reliable, extending the service life of brake friction pads.

1.9 Hydraulic system

The metering pump is connected to the engine through a coupling to control the steering hydraulic power assist; the other metering pump is connected to the gearbox through a power take-off to control the action of the hydraulic outriggers.

• Hydraulic outriggers

4-point support, horizontal telescopic and vertical outriggers are fully hydraulically operated, and electronic control consoles are installed on both sides of the chassis. The consoles are equipped with luminous level gauges, lighting and speed increase buttons;

The horizontal outriggers are two-stage telescopic.

• Electrical system

24V DC, negative ground, with complete automotive lighting system as specified by national standards, such as headlights, fog lights, reversing lights, etc.;

The chassis adopts CAN bus system, and the data concentration display device adopts LCD liquid crystal display; this intelligent system has the advantages of fast, stable and accurate data transmission, and can perform comprehensive management of the braking system and comprehensive fault diagnosis and alarm.

Superstructure

• Slewing bearing

The three-row roller external gear slewing bearing connects the upper vehicle and the lower vehicle (chassis), which can rotate 360° continuously. The slewing bearing roller track is sealed, which is waterproof and dustproof.

• Upper vehicle engine

Manufacturer: Volvo, Sweden; Model: TAD720VE;

Type: inline six-cylinder, water-cooled, supercharged intercooled, diesel engine; Rated power: 162kW/2100r/min; Environmental protection: emissions meet Euro II standards; Fuel tank capacity: about 280L.

• Turntable

Made by XCMG, the structure of a single-layer vertical plate plus a partial box shape has greater overall rigidity and strength, good stress condition, and can distribute the external forces well. It adopts a high-strength steel fully welded torsion-resistant frame structure. Imported high-strength steel has good strength and rigidity indicators and high load-bearing capacity. A hydraulic turntable locking pin is installed on one side to facilitate the fixing of the upper and lower vehicles during driving and the installation and positioning when installing and adjusting the counterweight.

• Hydraulic system

The vehicle operation mode is electronic pilot control, using A8VO inclined axis plunger double pump for vehicle lifting, luffing and telescoping, and the vehicle slewing is a pump-controlled closed hydraulic system. In addition to the vehicle slewing, luffing, telescoping, main and auxiliary winch lifting functions, the vehicle hydraulic system can also realize the functions of counterweight lifting, control room rotation, and turntable locking.

The main lifting mechanism adopts a dual variable system (variable pump and variable motor), and the motor adopts electric proportional control and pressure cut-off technology to improve the control performance and safety performance of the motor.

The slewing adopts a closed hydraulic system, which has the advantages of reducing the pressure shock of the slewing system, high control efficiency, fewer control components, and low system heat generation.

The luffing mechanism adopts a gravity descent method, the middle and long arm falls stably, and the energy consumption is low, which has greater technical advantages than the power descent method.

• Electrical system

Adopt PLC integrated programmable controller, CAN-BUS bus control network, and combine with conventional electrical to complete the system’s logical control and electric proportional control functions; in addition to conventional control functions, it also has system real-time monitoring and fault automatic diagnosis functions; lifting, rotation, amplitude change, and telescopic are proportionally controlled by electric proportional handles; the switch controls the operation of the counterweight lifting cylinder, the operation of the operating room rotating cylinder, the lock of the turntable, and the operation of the air conditioner; the display is connected to the controller by the CAN bus, and the main functions are:

• Digital adjustment and display of proportional control parameters.
• Fault code display of the electric proportional system.
• Display of real-time detection data of the hydraulic system.

• Main lifting mechanism

Hydraulic motor drive, built-in planetary gear reducer and normally closed brake, special anti-tangling rope drum.

Imported steel wire rope is used, the steel wire rope end is cast, and it is directly installed in the lock sleeve, which improves the speed of changing the lifting ratio and is convenient and fast. The maximum ratio of the main reel is 16;

Wire rope specifications: CASAR EUROLIFT φ24-2160 (left-hand rotation), non-rotating imported wire rope; Wire rope length: 325m;

Maximum single rope speed: 120m/min.

• Auxiliary lifting mechanism (optional)

Hydraulic motor drive, built-in planetary gear reducer and normally closed brake, special anti-tangling rope drum. Wire rope specifications: CASAR EUROLIFT φ24-2160 (left-hand rotation), non-rotating imported wire rope; Wire rope length: 210m;

Maximum single rope speed: 110m/min.

• Cylinder

Telescopic cylinder: The single cylinder pin telescopic system is safer and more reliable;

The main arm adopts a single variable-length cylinder, equipped with an electric proportional control balance valve for variable-length descending speed control.

• Rotating mechanism

The double rotary mechanism is arranged symmetrically on the left and right. The axial piston quantitative motor drives the planetary gear reduction and disc brake. The slewing speed can be adjusted from 0-1.9rpm with stepless speed regulation.

• Main boom

The boom structure adopts anti-twisting design and is made of high-strength structural steel. It consists of 1 basic boom and 5 telescopic booms. The cross section of the boom is U-shaped (approximately oval), which makes the boom extremely stable. The slider supporting the main boom is adjustable. The telescopic system adopts a single-cylinder automatic latch type. A double-acting cylinder can control the telescopic movement of all booms to achieve a variety of boom length combinations.

Boom length: 13.6m~64m.

• Basic jib (optional)

The truss-type basic jib has a rectangular cross-section truss structure in the first section and a box-shaped structure in the second section. The arm length is 11.55m~20m; three variable installation angles, 0°, 15°, and 30°; the jib installation method is a folding installation on the right side of the boom, which is convenient for folding the jib.

• Extension section (optional)

Two extension sections, each 8m.

• Onboard control room

The control room is beautifully designed, with a corrosion-resistant glass reinforced composite structure, safe and comfortable, fully enclosed, equipped with safety glass, sun visors on the windows, outward-opening doors, the operator’s seat back can be tilted and positioned, and the joystick is installed on the armrest connected to the seat back, with ergonomic adjustment. The front window is equipped with a wide wiper. Standard operating controls and indicators are reasonably arranged according to ergonomics. The onboard control room can be rotated 23° to observe the lifting condition at high places.

• Safety device

The hydraulic system is equipped with hydraulic balance valves, hydraulic overflow valves, hydraulic two-way locks and other devices to ensure the stability and safety of the system.

The Hirschmann force limiter system adopts advanced microprocessor technology and embedded operating system, with low power consumption, strong functions, high sensitivity and easy operation. The large-screen LCD displays the lifting parameters such as torque percentage, actual lifting weight, rated lifting weight, amplitude, boom length, angle, maximum lifting height, mining code, ratio, limited angle, information code, etc. in Chinese and graphical form. It has complete pre-alarm and overload alarm, and the system overload control output can effectively prevent the danger of lifting operation. The unique working angle limit function makes it more reliable under complex working conditions, and the system also has an overload memory function (black box). The winch is equipped with a three-turn protector to prevent the wire rope from being over-released.

The arm head is set with a height limit to prevent the wire rope from being over-wound.

Anemometer: Detect whether the high-altitude wind speed is within the safe operating range.

Scope of supply according to actual condition.