Dongfeng chassis National V 18m Bucket Bridge Inspection Truck good
performance safe stable
18m Bridge Inspection Vehicle (Bucket type-HZZ5311JQJ18) is the
latest operating vehicle which independently developed by our
company, it has nice exterior, compact structure, easy operation,
safe and reliable features. It can safely and efficiently send
staff and testing equipment to any location which the bridge
magnitude allowed, in the meanwhile complete the work in the
shortest time. It also meet the testing requirements for most
Bucket type Bridge inspection vehicle used DONGFENG chassis, drive
mode is 8 × 4, the maximum driving speed is 90km / h, maximum
working speed is 10m/min, parts of hydraulic components and control
components imported. The dedicated device uses first scalable,
second rotating , third luffing mechanism, forming a
three-dimensional space, six degrees of freedom space motion
system, can safely and efficiently send staff and testing equipment
to any location which the bridge magnitude allowed.
Bridge Inspection Vehicle
Outer dimension, axle load and mass limit for Road vehicle
General technical conditions for hydraulic system
Installation rule for vehicle and exterior lighting signal
Safety specifications for vehicle operating on roads
General technical conditions for hydraulic component
Instructions on industrial products
Side protection requirements for vehicle and trailer
Rear and bottom protection requirements for vehicle and trailer
General rules of the road test method for vehicle
Product label for vehicle
General technical requirements for engineering machinery welding
Type testing procedures for special vehicle
Vehicle paint coating
High-altitude operation vehicle
Hydraulic oil solid pollution limits for vehicle hydraulic system
Hydraulic oil solid pollution test method for vehicle hydraulic
It is the high-tech products which has dozens of patents for an
invention and utility model patents, and developed with
comprehensive facts for the bridge structure, to ensure the
technology and performance of vehicle is located in the domestic
and overseas leading level.
2. Optimization Chassis
Used DONGFENG chassis, attractive appearance, strong power, huge
carrying capacity, good stability, economic environment and the
luxurious cab, especially for long-time work.
Vehicle electrical, hydraulic control systems used all imported
components; Main structure parts made of imported high-strength
steel, welded with imported high-strength welding wire.
4.Loading Capacity is strong
Max. load on platform is 300kg.
5.Wide range of application
Horizontal range:8000-18000mm, Max. crossing of sound barrier:
2500mm-4300mm, Max. overbridging of sidewalk:2400－5200mm.
6.High Working Efficiently
Can be inspected the entire fan of bottom of bridge at the same
time, used supporting wheels and transfer case type self-propelled
patent technology, the operating speed is 5~10m/min.
7.Powerful Communication Function
Configure the video image monitoring system, enabling multi-party
video intercom, platform monitoring, reverse video and other
functions to ensure smooth communication.
8. With Complete Accessory
Users may need to select the individual of various types
configuration to extend bridge inspection vehicle’s functions.
9.High Adaptability To Circumstance
Has a good performance in high temperatures, low temperatures, high
humidity and other harsh natural environment, such as elevation of
2000m, ambient temperature -20 ℃ to +50 ℃, relative humidity 98%,
wind level 6 that also can work properly.
10. Good operation performance
Equipped with imported wireless remote control(original from
Germany NBB), the control distance is 100 meters.
Main specification for bridge Inspection unit:
|Max. horizontal range||18M|
|Max. lowering depth||22M|
|Space required on bridge||3000mm|
|Max. overbridging of sidewalk||5200mm|
|Max. crossing of sound barrier||4300mm|
|The first scope of rotation||0－90°|
|The second scope of rotation||0－180°|
|Max. working height||15M|
|Max. load on platform||300KG|
Main specification for chassis:
|Type||Inline 6-cylinder, high-pressure common rail.|
|Max. Torque/Speed||1200N.m @1300rpm|
|Front axle||Steering axle|
|Rear axle||Driving axle|
|Brake System||Front and rear is drum type, double circuit pneumatic brake system.|
|Steering system||.Recirculating ball steering gear.|
|Suspension system||Leaf spring|
|Air condition in cab||Yes|
|Supporting wheels||2 Pcs|
|Front axle loading(full load)||10700kg|
|Rear axle loading(full load)||20,300kg|
|Max. Driving speed||90km/hr.|
Chassis designed and manufactured by DONGFENG company, with nice
appearance, fast driving speed, strong loading capacity, long
service life, high reliability, good fuel economy and other
advantages. Chassis is composted of two main beam of high
intensity, combined with structural beams riveted to frame
structure, has overall force uniform, high strength, good stability
and other advantages. Especially provide the stability for the boom
lifting more solid foundation, also solve the series problems as
with high center of gravity caused by shaking, higher ground
clearance and so on.
Cab optional air condition, driver’s seat can be moved front and
back, back and lift height of the seat can be adjusted, the cab
also can take 2 passengers.
Instrument board configuration: Speedometer, water temperature,
fuel gauge, engine speed recorder,alarm indicator, gear position
indicator light,turning indicator light.
Rear axle equipped with four hydraulic cylinder for supporting
wheel, supporting the chassis frame when working, to increase
stability and safety for the vehicle.
The control panel equipped with button or switch for hydraulic
pump control, transfer case(retarder motor) control, walking
Main boom mechanism:
Main boom mechanism is the retractable structure, is consists of
lifting hydraulic cylinders, telescopic hydraulic cylinders, inner
sleeve, outer sleeve and other components.
Lifting hydraulic cylinder equipped with hydraulic lock, to
ensure that when the hydraulic pipe happen burst accident the main
boom and other mechanism do not fall.
Telescopic hydraulic cylinder equipped with balance valves, can be
guaranteed to reduce the stretching when the main boom retract or
extend, automatic lock in case of accidents.
Inner sleeve and outer sleeve are welded by high-strength steel
plate, high strength safety factor to ensure the safety of the main
Second boom mechanism:
Second boom welded together by high-strength steel plate and
Using telescopic structure, nice appearance and light weight,
meanwhile has sufficient strength and rigidity.
Using single cylinder to control the telescopic, retractable
stroke is 2400mm.
It provide support for third boom mechanism.
It provide the luffing control for third boom through two
Third boom mechanism:
It using three telescopic boom structure, is consists of outer
sleeve, middle sleeve and inner sleeve.
It is made of high-strength steel materials and advanced welding
process, light weight.
The middle sleeve and inner sleeve using wire rope traction to
control, easy and flexible operation.
Equipped the wearable pieces to prevent the sleeve.
One telescopic cylinder to drive the third boom extend and
Equipped the telescopic mechanical limit to ensure the control of
First rotating mechanism:
The first rotating mechanism to provide support for whole boom,
is mainly composed of slewing reducer, slewing bearing, large
turntable, pin and other components.
Slewing reducer equipped with rotary cushion valve to ensure the
safety at work; When happen the hydraulic pipe burst accident that
the rotating mechanism is automatically locked.
Large turntable welded by high strength steel plate, high
strength safety factor to ensure the safety of whole boom in the
Slewing bearing connect the large turntable and frame through the
high strength bolts to control whole boom turning.
Large turntable connect the main boom through the lifting
cylinder, provide the power for main boom luffing.
Second rotating mechanism:
It is mainly composed of up turntable,slewing bearing, down
turntable, slewing reducer and other components.
Up turntable connected to the main boom through two hydraulic
cylinders, has auto-leveling function.
Down turntable connected to the second boom through two hydraulic
cylinders, has luffing adjust function.
Slewing bearing connected the up and down turntable by
high-strength bolts, has rotating function.
Slewing reducer provide the rotary drive power for second
Slewing reducer equipped with hydraulic safety device, with
structural stability, work reliable.
Supporting wheel mechanism:
It provide support for whole boom, to prevent tipping when
It is mainly composed of telescopic cylinders, vertical support
cylinder, supporting wheel, working transfer case and other
Vertical support cylinder equipped with hydraulic lock, to ensure
that when the hydraulic pipe happen burst accident the supporting
wheels automatically lock.
Supporting wheels using vertical structure, ensure the safety in
whole operation to prevent misuse.
Supporting wheels using Multi-wheel combination, to ensure the
safety during walking, reducing the pressure on the ground to
prevent slip slope.
Small boom mechanism:
It provide support for working bucket, to prevent tipping when
It is mainly composed of leveling cylinder, luffing cylinder,
small boom, regulating rod, pin and other components.
Leveling cylinder equipped with hydraulic lock, to ensure that
when the hydraulic pipe happen burst accident the working bucket
It equipped with an automatic leveling function to ensure working
bucket is always in a horizontal state during operation.
Three control modes: Remote control, panel, manual, all can
control the related action of the vehicle.
Three control modes can be quickly switched and also can be
Three control modes has indicator lights to indicate the
function, easy to operate.
It is consists of hydraulic pump, hydraulic motor, lifting
hydraulic cylinder, telescopic hydraulic cylinder, supporting wheel
cylinder, hydraulic valve and hydraulic accessories.
Hydraulic pipelines using ferrule-type compression joint and
precision seamless steel tubes.
Hydraulic valves using WALVOIL(Italy) and HAWE(Germany) brand.
Hydraulic pump using HAWE(Germany) brand.
Display screen: ESA(Italy)
Electric switch: SCHNEIDER(France)
Electrical system using DC 24V.
Proximity switch using inductive and photoelectric.
It has self-diagnostic function.
It has parameters auto-recovery function.
Working bucket mounted lights which used for night work.
Equipped strobe lights and arrow indicator which used for working
Headlight assembly and taillights assembly(High beam light/turn
light/reversing light/stop light/outline marker lamps)
Safety protection device:
Display has hydraulic oil filter warning light, when the oil filter
is blocked that the indicator lights, then should be clean or
replace the filter.
Equipped the supporting wheel position indicator, when the
supporting wheel are not in position so can’t allowed to operate
the boom; The operator can’t drive when the supporting wheel has
not retracted fully.
The fixed place of the each boom installed sheet cushion rubber
Main boom position installed a proximity switch, when the boom
retract not in position that the supporting wheel can’t retract.
At the front and rear of vehicle are installed the tow hooks to
pull forward or backward, it used in the engine and transmission
failure and malfunction.
Equipped with reversing buzzer(BB sound) warning device.
Instrument panel equipped with parking brake indicator(P).
The supporting wheel equipped with protective circle which made
of rubber to protect the operator’s feet are not crushed.
Between the telescopic boom equipped with mechanical locking
device to prevent accidental landing when a failure happens for
telescopic cylinder, to ensure the safety of operator.
The action sequence with a circuit interlock function.
When main oil pump happen failure, use the emergency pump can
realize the operation for the bridge inspection vehicle.
Emergency operation and protection:
All cylinders installed the hydraulic lock, it played the role of
Equipped with emergency power and emergency pump to retract the
vehicle in emergency situations, to ensure the vehicle promptly
Press the emergency stop switch in case of emergency, all
hydraulic actions immediately stop and engine also stop.
Rear axle installed four stabilizer cylinders, stable the spring
steel when working.
Manual: Provide operation manual and maintenance manual with
vehicle(Chinese version or English version.)
Control panel, all safety instructions and other signs are produced
by Chinese or English version.
Standard configuration list(Main components/Imported parts/Brand pieces)
|Proportional multi-way valve||PSL 31F-350-3||HAWE||Germany|
|High pressure filter||DF BN/HC140TC10||HYDAC||Germany|
|Multi-way valve for supporting wheel||SD5/3-P(JG3-160)||WALVOIL||Italy|
|Balance valve for retarder motor||A070461.02.00||HBS||Italy|
|Remoter controller||HYPRO CANOPEN||NBB||Germany|