CN208306650U - Automatic detecting and Contact Line Detection mating type subway hydraulic power Operation Van - Google Patents
Automatic detecting and Contact Line Detection mating type subway hydraulic power Operation Van Download PDFInfo
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- CN208306650U CN208306650U CN201820734644.7U CN201820734644U CN208306650U CN 208306650 U CN208306650 U CN 208306650U CN 201820734644 U CN201820734644 U CN 201820734644U CN 208306650 U CN208306650 U CN 208306650U
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- 238000001514 detection method Methods 0.000 title claims abstract description 47
- 230000013011 mating Effects 0.000 title claims abstract description 13
- 238000007689 inspection Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000012530 fluid Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000002828 fuel tank Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 2
- 239000002283 diesel fuel Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000001447 compensatory effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
A kind of automatic detecting and Contact Line Detection mating type subway hydraulic power Operation Van are provided, with vehicle frame, I end of frame downward and II end are equipped with EEF bogie, machinery compartment is equipped in the middle part of vehicle frame upper surface, power and power assist system are equipped with inside machinery compartment, the end of vehicle frame upper surface II is equipped with drivers' cab, and Contact Line Detection and rigid suspended automatic inspection device are equipped at the top of drivers' cab, and the end of vehicle frame upper surface I is equipped with hydraulic lifting revolution job platform, stringing column and lorry-mounted crane.The various apparatus for work such as net-fault detection and rigid suspended automatic inspection device, lift rotary job platform, lorry-mounted crane, stringing column are installed in the utility model concentratedly, making this Operation Van both may make contact net detection or may make contact the maintenance of net, care and maintenance, also it can even be hung with subway contact-net paying-out vehicle, composition wire barrow group carries out the subway hydraulic power operation vehicle for contact wire of contact-net paying-out operation and wire stringing operation.
Description
Technical field
The utility model category railway engineering technical field of vehicle, and in particular to a kind of automatic detecting and Contact Line Detection combine
Type subway hydraulic power Operation Van.
Background technique
As urban rail transit in China scale, overall trip speed, operating mileage and operation frequency etc. are constantly promoted, line
Road maintenance, maintenance workload are increased with it, are continuously increased to the needs of meeting urban rail line maintenance engineering truck.To meet subway
And the construction actual demand of urban rail wiring circuit contact net upkeep operation, develop the subway operation vehicle for contact wire for having more the feature of environmental protection and economy
It is imperative.It is therefore desirable to propose to improve.
Utility model content
The technical problem solved by the utility model is:to provide a kind of automatic detectings and Contact Line Detection mating type subway fluid power to pass
Operation Van is moved, has installed net-fault detection and rigid suspended automatic inspection device, lift rotary operation horizontal in the utility model concentratedly
The various apparatus for work such as platform, lorry-mounted crane, stringing column make this Operation Van both and may make contact net detection can also be connect
The maintenance of net-fault, care and maintenance also can even be hung with subway contact-net paying-out vehicle, and composition wire barrow group carries out contact-net paying-out work
The subway hydraulic power operation vehicle for contact wire of industry and wire stringing operation.
The technical solution adopted in the utility model: automatic detecting and Contact Line Detection mating type subway hydraulic power operation
Vehicle has vehicle frame, and the vehicle frame both ends are equipped with traction device, and I end of the frame downward and II end are equipped with EEF bogie, institute
It states and is equipped with machinery compartment in the middle part of vehicle frame upper surface, be equipped with power and power assist system inside the machinery compartment, the power and dynamic
Power auxiliary system connect driving travelled by vehicle with the EEF bogie at II end of vehicle frame by transmission system；The vehicle frame upper surface II
End is equipped with drivers' cab, is equipped with Contact Line Detection and rigid suspended automatic inspection device, the vehicle frame upper end at the top of the drivers' cab
I, face end is equipped with hydraulic lifting revolution job platform, stringing column and lorry-mounted crane, and the stringing column and lorry-mounted crane are in vehicle
Installation site on frame is adjustable.
Wherein, the Contact Line Detection and rigid suspended automatic inspection device include Contact Line Detection System and rigid suspended
Automatic inspection device, the Contact Line Detection System is by non-contact detection equipment, bow net pressure detecting based on machine vision
Equipment, bow net impact detection device, bow net image high definition video recording equipment and high and low voltage isolation equipment, body oscillating compensation equipment,
Central data processing system, printer, groups of clients are at the rigid suspended automatic inspection device is by hardware components and software portion
It is grouped as, the hardware components are by left side high-speed camera unit and right side high-speed camera unit, dedicated compensatory light, interior cabinet
Facility composition, the software section by making an inspection tour data acquisition software in real time, image information management software forms.
The EEF bogie includes set on the non-powered bogie at I end of frame downward and set on the dynamic of II end of frame downward
Power bogie includes wheel on the power truck to be set to wheel to the axle gear box on axis；The power and power are auxiliary
Auxiliary system includes the diesel engine being fixed in machinery compartment, and the transmission system includes the hydraulic power among frame downward
Case, the diesel engine output end are connect with hydraulic transmission gear box input terminal, and the hydraulic transmission gear box output end passes through transmission shaft and vehicle
The connection of shaft gear case input terminal.
Side is equipped with diesel engine exhaust system and fluid power oil radiator, the vehicle frame lower end surface in the middle part of the vehicle frame lower end surface
The middle part other side is equipped with braking system, and the braking system uses JZ-7G type air damper, the brake system air pipeline
It is equipped with air cleaning member；The machinery compartment top is equipped with diesel engine intake device, is equipped with water tank, institute inside the machinery compartment
Frame downward is stated equipped with fuel tank.
Electrical system is equipped in the drivers' cab, the electrical system includes direct current system and AC system, the direct current
System includes electric control system, communication device and auxiliary device, wherein the electric control system includes power supply, microcomputer control
System, driver controller, parameter display screen and control switch, Control System of Microcomputer use GWCY044-B type microcomputerized controller；Institute
Stating AC system includes 8kW diesel generating set and AC electric appliance.
Multiple groups mounting hole group is equipped with for installing the corresponding position of stringing column and lorry-mounted crane on the vehicle frame.
The vehicle frame top, which is equipped with, is connected as its offer with hydraulic lifting revolution job platform, stringing column and lorry-mounted crane
The hydraulic system of power.
The drivers' cab Inner Front End is equipped with preceding driver control console, and rear end is equipped with rear driver control console, institute in the drivers' cab
It states preceding driver control console and rear driver control console front is equipped with driver's chair, side is equipped with Contact Line Detection in the drivers' cab
Control cabinet and side stool, the cab back-end are equipped with car door.
The utility model compared with prior art the advantages of:
1, arrangement form is front end drivers' cab in this programme, and net-fault detection and rigid suspended is equipped at the top of drivers' cab
Automatic inspection device, vehicle rear end are machinery compartment and job platform, are equipped with lift rotary job platform on job platform, with vehicle
Various apparatus for work are installed concentratedly and in an Operation Van, make the Operation Van both can be with by the various apparatus for work such as crane, stringing column
Carrying out Contact Line Detection also may make contact the maintenance of net, care and maintenance, also can even hang with subway contact-net paying-out vehicle, group
The subway hydraulic power operation vehicle for contact wire of contact-net paying-out operation and wire stringing operation is carried out at wire barrow group；
2, power and the allocation plan of power assist system in this programme meet traction 50t and start and pass through 35 ‰ ramps
It is required that the matching of transmission system meets the rate request that highest running speed is 80km/h, vehicle meets subway and urban rail route
Limit；
3, the installation site of stringing column and lorry-mounted crane on vehicle frame is set as adjustable in this programme, so as to
Change the fixed position relative between stringing column, lorry-mounted crane and lift rotary job platform three, make each apparatus for work it
Meta position be equipped with it is constant become changeable-shaped, can more well adapt to the status requirement during Operation Van's inspection and repair system, be operation
It is convenient that turner is made to provide.
Detailed description of the invention
Fig. 1 is the main view of the utility model；
Fig. 2 is this practical new top view；
Fig. 3 is the utility model actuating unit schematic diagram.
Specific embodiment
1-3 describes the embodiments of the present invention with reference to the accompanying drawing.
Automatic detecting and Contact Line Detection mating type subway hydraulic power Operation Van, as shown in Figure 1, having vehicle frame 11, institute
State the installation foundation that vehicle frame 11 is all components of vehicle.11 both ends of vehicle frame are equipped with traction device 34, the traction device 34
Impact forces can be reduced when vehicle is hit with the vehicle that mitigates and decay using lower action type 13# hitch band ST buffer
Between shock and vibration.
As shown in figs. 1 and 3, the vehicle frame end of 11 lower part I and II end are equipped with EEF bogie 10, and the EEF bogie 10 is adopted
With two axis general-purpose type bogies, specifically, the EEF bogie 10 includes the non-powered bogie set on vehicle frame 11 lower part I end
23 and the power truck 33 set on 11 II end in lower part of vehicle frame, include wheel to 31 on the power truck 33 and is set to wheel pair
Axle gear box 32 on 31 axis, between non-powered bogie 23 and 33 framework of power truck and axle box, non-powered steering
It is equipped with safe connection equipment between frame 23 and power truck 33 and vehicle frame 11, when vehicle lifts or plays multiple without tying up.
It is equipped with machinery compartment 19 in the middle part of 11 upper surface of vehicle frame, power and power assist system 8 are equipped with inside the machinery compartment 19, it is described
Power and power assist system 8, which are connect by transmission system 9 with the EEF bogie 10 at II end of vehicle frame, drives travelled by vehicle, described dynamic
Power and power assist system 8 include the diesel engine 26 being fixed in machinery compartment 19, and the transmission system 9 includes being set to vehicle frame 11
Hydraulic transmission gear box 29 among lower part, 26 output end of diesel engine are connect with 29 input terminal of hydraulic transmission gear box, and the fluid power passes
Dynamic 29 output end of case is connect by transmission shaft 35 with 32 input terminal of axle gear box.Wherein, the diesel engine 26 uses an original
Put into Caterpillar of mouth U.S. EFI, water-cooled diesel engine, the hydraulic transmission gear box 29 select with matched with diesel engine it is original-pack into
Caterpillar of mouth U.S. hydraulic transmission gear box, high reliablity, oil consumption is low, noise is small and technologically advanced；To meet city rail
The requirement of traffic environment-friendly standard, the exhaust system of the diesel engine 26 are equipped with exhaust gas cleaner, and exhaust gas discharge is better than EURO III
Standard；For the requirement for meeting criteria for noise, power and power assist system 8 are arranged in independent machinery compartment 19, reduce driver
Room noise.Power and the allocation plan of power assist system 8 in the utility model meet traction 50t and start and pass through 35 ‰ slopes
Road requirement, the matching of transmission system 9 meet the rate request that highest running speed is 80km/h, and vehicle meets subway and urban rail line
Road limit.
As shown in figure 3, side is equipped with diesel engine exhaust system 30 and fluid power oil radiator in the middle part of 11 lower end surface of vehicle frame
24.The other side is equipped with braking system 28 in the middle part of 11 lower end surface of vehicle frame, and the braking system 28 uses the air damping of JZ-7G type
Machine, 28 air pipe line of braking system are equipped with air cleaning member 27, guarantee the reliability of each valve member work, make braking system
28 performances of uniting meet the regulation of TB/T2180.19 top of machinery compartment is equipped with diesel engine intake device 7, in the machinery compartment 19
Portion is equipped with water tank 25, and 11 lower part of vehicle frame is equipped with fuel tank 6.
As shown in Fig. 2, the vehicle frame end of 11 upper surface II is equipped with drivers' cab 12,12 Inner Front End of drivers' cab is equipped with
Preceding driver control console 13, for the requirement for meeting subway Yu the right hand drive of urban rail route, after rear end is equipped in the drivers' cab 12
Driver control console 16, the preceding driver control console 13 and 16 front of rear driver control console are equipped with driver's chair 22, the driver
Side is equipped with Contact Line Detection control cabinet 14 and side stool 15 in room 12, and 12 rear end of drivers' cab is equipped with car door 17, the driver
12 front and back end of room is respectively provided with traffic safety windshield, and is furnished with water jet windshield wiper.
Electrical system 21 is equipped in the drivers' cab 12, the electrical system 21 includes direct current system and AC system, institute
It states direct current system to be mainly made of electric control system, communication device and other auxiliary devices, wherein electric control system includes
Power supply, Control System of Microcomputer, driver controller, parameter display screen and control switch, Control System of Microcomputer use GWCY044-B type
Microcomputerized controller is, it can be achieved that Operation Van's diesel engine speed adjusting, self shifter, starting protection, communtation protection, torque converter oil are automatic
Heat dissipation, the functions such as overspeed protection, traveling data record, fault diagnosis and alarm.Direct current system is mainly divided to two kinds of powering modes: 1.
When engine is inactive, Vehicular accumulator cell is powered to vehicle DC electrical system and engine cranking motor, if there is vehicle-mounted storage
When battery capacity deficiency, Vehicular accumulator cell charging can be supplied electricity to from outer introducing DC24V by vehicle two sides external socket, can also passed through
Vehicle two sides external socket charges through intelligent charging machine to Vehicular accumulator cell from outer introducing AC380V electricity or alternating current generating sets；②
When engine start, engine carries DC24V generator and powers to vehicle DC electrical system, and charges to Vehicular accumulator cell.
AC system is mainly made of 8kW diesel generating set 18, AC electric appliance 2, and AC system is mainly divided to two kinds of powering modes: 1.
When diesel generating set starts, 8kW diesel generating set 18 directly powers to AC electric appliance 2 on vehicle；2. diesel generating set
When inactive, AC electric appliance 2 on vehicle is supplied electricity to from outer 380 V of introducing AC by the external socket of vehicle two sides and is powered.
As shown in Figure 1, Contact Line Detection and rigid suspended automatic inspection device 1 are equipped at the top of the drivers' cab 12, it is described
Contact Line Detection and rigid suspended automatic inspection device 1 include Contact Line Detection System and rigid suspended automatic inspection device, institute
Contact Line Detection System is stated by non-contact detection equipment (geometric parameter detection), bow net pressure detecting based on machine vision
Equipment, bow net impact (hard spot) detection device, bow net image high definition video recording equipment and high and low voltage isolation equipment, body oscillating compensation
Equipment, central data processing system (host), printer, groups of clients at；The rigid suspended automatic inspection device is by hardware
Part and software section composition, hardware components (respectively contain a rigidity by left side high-speed camera unit and right side high-speed camera unit
Hang camera and a positioning camera), dedicated compensatory light, interior cabinet facility form, software section by making an inspection tour number in real time
It is formed according to acquisition software, image information management software, meets Contact Line Detection and the rigid suspended requirement patrolled automatically.The vehicle
The frame end of 11 upper surface I is equipped with hydraulic lifting revolution job platform 3, stringing column 4 and lorry-mounted crane 5, wherein the hydraulic liter
It drops back to and turns job platform 3 and be mainly made of lifting column, job platform and swing mechanism, there is ascending, descending and revolute function, it can be real
Existing left and right each 120 degree of revolution；Lifting altitude is not less than 4.8m, platform centre of gyration load-carrying 1000kg away from rail level maximum, preceding
Load-carrying 300kg is held, it can be simultaneously for six, seven construction personnel operation on platform simultaneously.Lorry-mounted crane 5 is mainly by raising elevator
Mechanism, jib lubbing mechanism, lazy arm telescopic mechanism, swing mechanism composition, the crane manoeuvrable, fretting performance is good, reliable operation,
It is mainly used for hanging to job platform and send various tools and equipment.The stringing column 4 is mainly used for contact net air line working, mainly by
The composition such as support arm, jacking cylinder, hydraulic wireline winch, support arm maximum lifting height are 5.3m away from rail level, meet contact net stringing
Job requirements.
11 top of vehicle frame is equipped with to be connected as with hydraulic lifting revolution job platform 3, stringing column 4 and lorry-mounted crane 5
It provides the hydraulic system 20 of power, and the valve block of hydraulic system 20 selects domestic famous brand name, improves the reliable of hydraulic system
Property.
Net-fault detection and rigid suspended automatic inspection device 1 are installed at the top of drivers' cab 12, in vehicle in the utility model
The various apparatus for work such as lift rotary job platform 3, lorry-mounted crane 5, stringing column 4 are installed on back-end platform, make this work
Industry vehicle both may make contact net detection or may make contact the maintenance of net, care and maintenance, can also put with subway contact net
Line vehicle is even hung, and composition wire barrow group carries out the subway hydraulic power operation vehicle for contact wire of contact-net paying-out operation and wire stringing operation.
The installation site of the stringing column 4 and lorry-mounted crane 5 on vehicle frame 11 be it is adjustable, specifically, the vehicle
It is equipped with multiple groups mounting hole group for installing the corresponding position of stringing column 4 and lorry-mounted crane 5 on frame 11, selects different installations
Hole group installs stringing column 4 and lorry-mounted crane 5, can change stringing column 4, lorry-mounted crane 5 and lift rotary job platform 3 three
Fixed position relative between person, make between each apparatus for work position have it is constant become changeable-shaped, can more well adapt to make
Status requirement in industry vehicle overhauling detection process provides conveniently for Operation Van's work.
Above-described embodiment, the only preferred embodiment of the utility model are not used to limit the utility model practical range,
Therefore all equivalence changes done with content described in the utility model claims, the utility model claims model should all be included in
Within enclosing.
Claims (7)
1. automatic detecting and Contact Line Detection mating type subway hydraulic power Operation Van have vehicle frame (11), the vehicle frame (11)
Both ends are equipped with traction device (34), and vehicle frame (11) end of lower part I and II end are equipped with EEF bogie (10), and feature exists
In: machinery compartment (19) are equipped in the middle part of vehicle frame (11) upper surface, power and power-assisted are equipped with inside the machinery compartment (19)
System (8), the power and power assist system (8) are connect by transmission system (9) with the EEF bogie (10) at II end of vehicle frame
Drive travelled by vehicle；Vehicle frame (11) end of upper surface II is equipped with drivers' cab (12), is equipped with and connects at the top of the drivers' cab (12)
Net-fault detection and rigid suspended automatic inspection device (1), vehicle frame (11) end of upper surface I are equipped with hydraulic lifting and turn round operation
Platform (3), stringing column (4) and lorry-mounted crane (5).
2. automatic detecting according to claim 1 and Contact Line Detection mating type subway hydraulic power Operation Van, feature
Be: the Contact Line Detection and rigid suspended automatic inspection device (1) include Contact Line Detection System and rigid suspended automatic
Inspection device, the Contact Line Detection System by based on machine vision non-contact detection equipment, bow net pressure checking device,
Bow net impact detection device, bow net image high definition video recording equipment and high and low voltage isolation equipment, body oscillating compensation equipment, central number
According to processing system, printer, groups of clients at.
3. automatic detecting according to claim 1 and Contact Line Detection mating type subway hydraulic power Operation Van, feature
Be: the EEF bogie (10) includes set on the non-powered bogie (23) at vehicle frame (11) lower part I end and set on vehicle frame (11)
The power truck (33) at II end in lower part includes wheel to (31) and is set to wheel on (31) axis on the power truck (33)
Axle gear box (32)；The power and power assist system (8) include the diesel engine (26) being fixed in machinery compartment (19),
The transmission system (9) includes the hydraulic transmission gear box (29) among vehicle frame (11) lower part, diesel engine (26) output end
It is connect with hydraulic transmission gear box (29) input terminal, hydraulic transmission gear box (29) output end passes through transmission shaft (35) and axle gear
The connection of case (32) input terminal.
4. automatic detecting according to claim 3 and Contact Line Detection mating type subway hydraulic power Operation Van, feature
Be: side is equipped with diesel engine exhaust system (30) and fluid power oil radiator (24) in the middle part of vehicle frame (11) lower end surface, described
The other side is equipped with braking system (28) in the middle part of vehicle frame (11) lower end surface, and the braking system (28) uses the air damping of JZ-7G type
Machine, braking system (28) air pipe line are equipped with air cleaning member (27)；Machinery compartment (19) top is equipped with diesel oil
Machine inlet duct (7), the machinery compartment (19) is internal to be equipped with water tank (25), and vehicle frame (11) lower part is equipped with fuel tank (6).
5. automatic detecting according to claim 1 and Contact Line Detection mating type subway hydraulic power Operation Van, feature
It is: is equipped with electrical system (21) in the drivers' cab (12), the electrical system (21) includes direct current system and AC system,
The direct current system includes electric control system, communication device and auxiliary device, wherein the electric control system include power supply,
Control System of Microcomputer, driver controller, parameter display screen and control switch, the Control System of Microcomputer use GWCY044-B type
Microcomputerized controller；The AC system includes 8kW diesel generating set (18) and AC electric appliance (2).
6. automatic detecting according to claim 1 and Contact Line Detection mating type subway hydraulic power Operation Van, feature
Be: vehicle frame (11) top is equipped with hydraulic lifting revolution job platform (3), stringing column (4) and lorry-mounted crane (5) even
It is connected in it and hydraulic system (20) of power is provided.
7. automatic detecting according to claim 1 and Contact Line Detection mating type subway hydraulic power Operation Van, feature
Be: drivers' cab (12) Inner Front End is equipped with preceding driver control console (13), and the interior rear end of the drivers' cab (12) is equipped with rear driver
Station (16), the preceding driver control console (13) and rear driver control console (16) front are equipped with driver's chair (22), described
Drivers' cab (12) interior side is equipped with Contact Line Detection control cabinet (14) and side stool (15), and drivers' cab (12) rear end is equipped with car door
(17)。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820734644.7U CN208306650U (en) | 2018-05-16 | 2018-05-16 | Automatic detecting and Contact Line Detection mating type subway hydraulic power Operation Van |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820734644.7U CN208306650U (en) | 2018-05-16 | 2018-05-16 | Automatic detecting and Contact Line Detection mating type subway hydraulic power Operation Van |
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| Publication Number | Publication Date |
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| CN208306650U true CN208306650U (en) | 2019-01-01 |
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ID=64712727
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109910919A (en) * | 2019-03-26 | 2019-06-21 | 武汉迪亚威紧固件有限公司 | A kind of oil electricity mixing double-power working vehicle |
| CN110077428A (en) * | 2019-06-18 | 2019-08-02 | 中车兰州机车有限公司 | A kind of automobile-used outdoor machinery compartment of upkeep operation |
| CN110203221A (en) * | 2019-06-13 | 2019-09-06 | 宝鸡中车时代工程机械有限公司 | Subway hydraulic power operation vehicle for contact wire |
| CN110775082A (en) * | 2019-11-26 | 2020-02-11 | 宝鸡中车时代工程机械有限公司 | New catenary maintenance operation train |
| CN111572572A (en) * | 2020-06-10 | 2020-08-25 | 宝鸡中车时代工程机械有限公司 | Subway overhead contact net overhauls operation car |
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2018
- 2018-05-16 CN CN201820734644.7U patent/CN208306650U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109910919A (en) * | 2019-03-26 | 2019-06-21 | 武汉迪亚威紧固件有限公司 | A kind of oil electricity mixing double-power working vehicle |
| CN109910919B (en) * | 2019-03-26 | 2023-10-13 | 贝宇科技(武汉)有限公司 | Oil-electricity hybrid double-power operation vehicle |
| CN110203221A (en) * | 2019-06-13 | 2019-09-06 | 宝鸡中车时代工程机械有限公司 | Subway hydraulic power operation vehicle for contact wire |
| CN110077428A (en) * | 2019-06-18 | 2019-08-02 | 中车兰州机车有限公司 | A kind of automobile-used outdoor machinery compartment of upkeep operation |
| CN110077428B (en) * | 2019-06-18 | 2024-06-25 | 中车兰州机车有限公司 | Outdoor machine room for maintenance operation vehicle |
| CN110775082A (en) * | 2019-11-26 | 2020-02-11 | 宝鸡中车时代工程机械有限公司 | New catenary maintenance operation train |
| CN111572572A (en) * | 2020-06-10 | 2020-08-25 | 宝鸡中车时代工程机械有限公司 | Subway overhead contact net overhauls operation car |
| CN111572572B (en) * | 2020-06-10 | 2025-02-18 | 宝鸡中车时代工程机械有限公司 | A subway overhead contact network maintenance vehicle |
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