CN104760599B - Self-driving type bogie structure rail vehicle - Google Patents
Self-driving type bogie structure rail vehicle Download PDFInfo
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- CN104760599B CN104760599B CN201410003715.2A CN201410003715A CN104760599B CN 104760599 B CN104760599 B CN 104760599B CN 201410003715 A CN201410003715 A CN 201410003715A CN 104760599 B CN104760599 B CN 104760599B
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- rail vehicle
- bogie
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/08—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines
- B61C9/14—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines hydraulic, including combinations with mechanical gearing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F3/00—Types of bogies
- B61F3/02—Types of bogies with more than one axle
- B61F3/04—Types of bogies with more than one axle with driven axles or wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Motor Power Transmission Devices (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of self-driving type bogie structure rail vehicles, including at least two bogies, the vehicle frame for being installed on above the bogie and being rotatablely connected respectively with the bogie, each bogie includes at least two axles, at least an axle is equipped with the commutator that it is driven to rotate, one end of the vehicle frame is equipped with the drive system for driving the commutator, and the brake for making the vehicle deceleration, stopping is additionally provided on the self-driving type bogie structure rail vehicle.The present invention is by increasing drive system, the vehicle self-powered traveling of bogie structure can be achieved, without traction locomotive running under power, the operation of other vehicles can also be drawn, it solves the traveling dynamical problem of the truck car on short-term road, changes the state that metallurgy industry bogie structure vehicle leans on locomotive traction operation.Not only the technology arrangement on short-term road had been solved the problems, such as, but also has reduced equipment manufacturing cost, and improved utilization rate of equipment and installations, create considerable economic benefit and social benefit.
Description
Technical field
The present invention relates to metallurgy industry transport molten iron, coil of strip, bargh transports the self-driving type bogie structure rail of ore
Road haulage vehicle.
Background technology
At present, the rail vehicle of Molten Iron Transportation generally use bogie structure of the metallurgy industry from blast furnace to converter passes through rail
It transports in road.Include the hot-metal ladle and carriage of torpedo tank car, blast-melted tank car and a tank on the rail vehicle.Because blast furnace is with turning
Circuit is combined for straight line and curve between stove, it is desirable that vehicle need to have certain curve negotiation ability, therefore these rail vehicles
Usually bogie structure, these rail vehicles are general, and itself is unpowered, and by the running under power of traction locomotive, rail vehicle is walked
Row need traction power and slow down, parking, parking need brake force be all from traction locomotive.When line length is shorter,
When the length of traction locomotive occupies the large percentage of the total length of permutation marshalling vehicle, using the locomotive traction method of operation just no longer
It is more economical selection.It is limited by use environment, it is sometimes desirable to rail vehicle separate unit traveling.The defects of prior art is,
Motorless rail vehicle cannot meet actual job needs.
The content of the invention
The defects of relying on locomotive traction operation for bogie structure rail vehicle existing in the prior art, the present invention will solve
Certainly the technical issues of, is to provide a kind of self-driving type bogie structure rail vehicle, itself is capable of providing the driving force of traveling, and carries
For slowing down, stopping, the brake force of parking.
In order to solve the above technical problems, the present invention provides self-driving type bogie structure rail vehicle, including at least two
Bogie, the vehicle frame for being installed on above the bogie and being rotatablely connected respectively with the bogie, each bogie bag
At least two axles are included, axle described in wherein at least one is equipped with the commutator that it is driven to rotate, and one end of the vehicle frame is set
It is useful for driving the drive system of the commutator；Being additionally provided on the self-driving type bogie structure rail vehicle makes the axle
The brake for slowing down, stopping.
Preferably, the drive system includes actuating unit and transmission mechanism, the actuating unit passes through transmission mechanism
Power is transferred to the commutator.
Preferably, the actuating unit includes generating set and motor, the transmission mechanism includes shaft coupling, retarder
With the first universal transmission mechanism；The generating set provides power supply to the motor, and the motor is by the shaft coupling with subtracting
Fast device connection, the retarder are connected by first universal transmission mechanism with the commutator.
Preferably, the brake is wheel brake, brake(-holder) block is set around the axis of the shaft coupling.
Preferably, the actuating unit include diesel engine, the transmission mechanism include the second universal transmission mechanism,
Fluid torque-converter and the 3rd universal transmission mechanism；
Institute's diesel engine is connected by the second Universal drive machine with fluid torque-converter, and the fluid torque-converter passes through the 3rd
Universal drive machine is connected with the commutator.
Preferably, the brake is arranged on the commutator.
Preferably, the drive system includes diesel engine, hydraulic pump, hydraulic control valve group and hydraulic motor, institute
Hydraulic motor is stated to be directly connected to the commutator；Hydraulic pump described in the diesel engine drives rotates to convey hydraulic pressure Jie
Matter, the flow direction and break-make of hydraulic medium are controlled by the hydraulic control valve group, the hydraulic control valve group by hydraulic hose with
The hydraulic motor connects that the hydraulic motor is driven to rotate.
Preferably, it is characterized in that, the bogie and vehicle frame are rotatablely connected by opposite body center plate and center bearing,
Center bearing therein is fixedly connected on above bogie, and body center plate is fixedly connected below vehicle frame.
Preferably, further including hot-metal bottle, it is provided on the vehicle frame for the fangs of hot-metal bottle described in support.
Preferably, the both ends of the vehicle frame further respectively have coupler and draft gear.
The present invention has the advantages that, by increasing drive system, it can be achieved that the vehicle of bogie structure is driven away certainly
Row without traction locomotive running under power, can also draw the operation of other vehicles, solve the traveling of the truck car on short-term road
Dynamical problem changes the state that metallurgy industry bogie structure vehicle leans on locomotive traction operation.On the one hand solve on short-term road
Technology arrangement problem, on the other hand reduce equipment manufacturing cost, improve utilization rate of equipment and installations, create considerable economic benefit and society
It can benefit.
Description of the drawings
Fig. 1 is the front view of the self-driving type bogie structure rail vehicle of the embodiment of the present invention one（From track side surfaces
It sees）.
Fig. 2 is the top view of self-driving type bogie structure rail vehicle shown in FIG. 1.
Fig. 3 is the schematic enlarged-scale view of the drive system and transmission system in Fig. 2.
Fig. 4 is the structure diagram of the bogie in Fig. 2.
Fig. 5 is the half-sectional side view of Fig. 4.
Fig. 6 is the enlarged diagram of the assembling structure of the side frame and shaft shown in the M parts of Fig. 4.
Fig. 7 is the side frame of bogie shown in Fig. 4 and the assembling structure enlarged drawing of bolster（Partial sectional view）.
Fig. 8 is the front view of the self-driving type bogie structure rail vehicle of the embodiment of the present invention two（From track side surfaces
It sees）.
Fig. 9 is the top view of Fig. 8（Save hot-metal bottle）.
Figure 10 is the front view of the self-driving type bogie structure rail vehicle of the embodiment of the present invention three（From track side surfaces
It sees）.
Figure 11 is the top view of Figure 10（Save hot-metal bottle）.
Figure 12 is the self-driving type bogie structure rail vehicle of embodiment one（Save hot-metal bottle）When passing through curve track
Schematic diagram.
Figure 13 is the self-driving type bogie structure rail vehicle of embodiment two（Save hot-metal bottle）When passing through curve track
Schematic diagram.
Figure 14 is the self-driving type bogie structure rail vehicle of embodiment three（Save hot-metal bottle）When passing through curve track
Schematic diagram.
Specific embodiment
The present invention is described in further detail in the following with reference to the drawings and specific embodiments, but not as the limit to the present invention
It is fixed.
Following embodiment one, embodiment two and embodiment three, respectively illustrates three kinds of different drive systems.
Embodiment one
As shown in figs 1 to 6, the self-driving type bogie structure rail vehicle of embodiment one, including two bogies 4, installation
The vehicle frame 13 being rotatablely connected respectively in the top of two bogies 4 and with this two bogies 4.As shown in Figure 1, the two of vehicle frame 13
End further respectively has coupler and draft gear 5, it can be achieved that two vehicles are even hung or when breaking down by locomotive traction.As shown in Figure 1, Figure 2
And shown in Fig. 3, in the present embodiment, each bogie 4 includes at least two axles 22, wherein an axle 22 is equipped with and drives
Its commutator 7 rotated, the axle 22 for being equipped with commutator 7 are drive shaft 221.One end of vehicle frame 13 is equipped with to drive commutation
The drive system of device 7, on one of axle 22 or the drive system is additionally provided with brake.The effect of the drive system
It is to provide power for entire rail vehicle, the effect of brake is to provide brake force, wheeled brake(-holder) block and shaft coupling 10 for it
Deceleration, band-type brake are played the role of in braked wheel friction, realize parking, parking purpose.Drive system includes generating the actuating unit of power
With the transmission mechanism of passing power, power is transferred to commutator 7 by actuating unit by transmission mechanism makes it drive drive shaft 221
It rotates.Commutator 7 is hollow shaft structure, is sleeved on the drive shaft 221 of bogie 4, input shaft and the output shaft of commutator 7 hang down
Directly, commutator 7 is the common component of bogie structure rail vehicle, and function is to drive axle, vehicle wheel rotation, and structure is not
It repeats again.And brake on commutator 7 can also be set, make it have latch functions, this is also the common knot of this field
Structure also repeats no more.
Bogie 4 can also include more axles 22, be the bogie of multiaxis, to improve its bearing capacity, according to
It needs, every self-driving type bogie structure rail vehicle can also include more bogies.In this embodiment, only with wherein one
An axle in a bogie is illustrated as the situation of drive shaft, in fact, can also be by two or more axles
Drive shaft is arranged to, simply structure is increasingly complex.As the rail vehicle used inside industrial and mining enterprises, more bogies are set
Necessity it is little, the necessity of more drive shafts is set nor too big.
Below continuing with the structure for the self-driving type bogie structure rail vehicle for illustrating the embodiment of the present invention one.
In the present embodiment, actuating unit includes generating set 6 and motor 12, and transmission mechanism includes shaft coupling 10, retarder 9, first
Universal transmission mechanism 8；Generating set 6 provides power supply to motor 12, and motor 12 is connected by shaft coupling 10 with retarder 9, slows down
Device 9 is connected by the first universal transmission mechanism 8 with commutator 7.When passing through curve section, the first universal transmission mechanism 8 can be
When vehicle frame 13 rotates compared with bogie 4, ensure the normal operation for the component being installed on vehicle frame 13.First Universal drive
Mechanism 8 generally comprises transmission shaft and the universal joint of both ends of the drive shaft, is the common transmission parts of machinery field, no longer specifically
It is bright.In the present embodiment, brake 11 is wheel brake, and brake(-holder) block is set around the axis of shaft coupling 10.Wherein, vehicle frame 13 is steel
Plate welding structure, between ullage is reserved in centre, the top of vehicle frame 13 is equipped with fangs 1, and fangs 1 is a pair, is distributed in central frame beam
The reserved both sides for falling tank position, are used to support the hot-metal bottle 25 of delivery, and fangs 1, to be bolted, is conveniently replaceable with vehicle frame 13.
The lower section of vehicle frame 13 is equipped with bogie 4 as shown in Figure 4, the center bearing 3 on bogie 4 and the body center plate of 13 lower section installation of vehicle frame
2 install for concave-convex clutch, and body center plate 2 is riveting with vehicle frame 13.Shaft coupling 10 therein is high-speed coupling.
The structure of bogie 4 is as shown in figure 4, each bogie 4 includes two axles 22, wherein one is drive shaft 221.
Wheel 21 is press mounting structure with axle 22, and the both ends of each axle 22 are separately installed with a wheel 21, and bearing 18 is mounted on axis
In the endoporus of case 17, bearing 18 is fixed on by bearing (ball) cover 15 in axle box 17, and 18 inner hole sleeve of bearing is in the shaft end of axle 22 position
Put, axle box 17 together with 18 grade integral installations of bearing in the U-type groove of side frame 14, as shown in fig. 6, axle box 17 and 14 mounting portion of side frame
Position is provided with the first lateral clearance a and first longitudinal direction gap b, it is so-called it is horizontal and vertical be for its direction of advance,
It is consistent with direction of advance for longitudinal direction, it is perpendicular for transverse direction.
As shown in Figure 4 and Figure 5, bolster 19 is mounted in 14 middle part square opening of side frame, is installed between bolster 19 and side frame 14
There is pillow spring 16, pillow spring 16 is equipped with sliding slot by the complete use in pairs of inside and outside spring, 19 both ends of bolster, after being installed with side frame 14, side frame 14
Can be slided up and down in the sliding slot of bolster 19, the sliding slot of bolster 19 and 14 installation position of side frame have the second lateral clearance c and
Second longitudinal direction gap d.
It is to allow have one between axle box 17 and side frame 14 to set the purpose of the first lateral clearance a and first longitudinal direction gap b
Fixed relative motion space；Set the purpose of the second lateral clearance c and second longitudinal direction gap d be allow bolster 19 and side frame 14 it
Between have certain relative motion space.
In addition, it as shown in figure 4, is symmetrical arranged on bolster 19 also centered on center bearing 3 there are two collateral branch's support 20, with common
Support vehicle frame 13.
As depicted in figs. 1 and 2, motor 12, brake 11, retarder 9 and generating set 6 are each attached to 13 one end of vehicle frame,
10 both ends of the shaft coupling input axis connection with the output shaft of motor 12, retarder 9 respectively is provided with braked wheel on shaft coupling 10,
Brake 11 be mounted between retarder 9 and motor 12, brake 11 be wheel brake, the brake(-holder) block and connection of wheel brake
Deceleration, band-type brake are played the role of in braked wheel friction on axis device 10, realize parking, parking purpose.The output shaft of retarder 9 is with changing
It is connected by the first universal transmission mechanism 8 to 7 input shaft of device, when motor 12 works, is driven by shaft coupling 10 inside retarder 9
Gear rotates, so that the output shaft of retarder 9 drives the input shaft of commutator 7 to rotate by the first universal transmission mechanism 8, most
It is driven that the drive shaft 221 on bogie 4 is driven to rotate by the internal gear of commutator 7 eventually, so that wheel 21 is along track
It rolls, achievees the purpose that this bogie rail vehicle traveling.Power supply needed for motor 12 is provided by generating set 6, power generation
Unit 6 includes diesel-driven generator, cooling water tank, diesel fuel tanks, starter etc., can be by using remote control control starter and system
It moves device and realizes remote control and start, be remotely controlled traveling and the control of remote controlled braking.It should be noted that the present invention is primarily to solution
The certainly driving problems of truck car, it is the braking in order to which it is made more easily to stop and realize parking braking to increase brake 11
The component that device is not necessarily set.
When truck car passes through curve circuit, bogie 4 is realized by the relative rotation of body center plate 2 and center bearing 3
Bogie 4 and 13 relative position of vehicle frame change, the side frame 14 and bolster 19 of bogie 4, existing between axle box 17 and side frame 14
Transverse direction, axial clearance axle 22 is made to be swung in allowed limits together with wheel 21, axle box 17, vehicle frame 13 and bogie 4, vehicle
Between the center line of axis 22 and the center line of bolster 19, coupler and draft gear 5 and vehicle frame 13, certain angle can be generated, is made
It obtains wheel and is automatically regulated to be tangent with orbital curve, so as to pass through curve.Since commutator 7 is mounted on axle 22, subtract
Fast device 9 is fixed on vehicle frame 13, and to rigidly fix connection, when crossing curve, relative position becomes between vehicle frame 13 and bogie 4
Change, relative position between retarder 9 and commutator 7 is caused to change, position therebetween is compensated by the first universal transmission mechanism 8
Put error.Figure 12 show its by track 100 bending section when situation.As another alternative, system
Dynamic device 11 can also be directly arranged on axle 22, and the structure of brake 11 has been known technology, repeats no more.
The self-driving type bogie structure rail vehicle of the present invention, by increasing drive system, it can be achieved that bogie structure
Vehicle self-powered traveling without traction locomotive running under power, can also draw the operation of other vehicles, solve the bogie on short-term road
The traveling dynamical problem of vehicle changes the state that metallurgy industry bogie structure vehicle leans on locomotive traction operation.On the one hand solve
On the other hand the certainly technology arrangement problem on short-term road reduces equipment manufacturing cost, improve utilization rate of equipment and installations, create considerable warp
Benefit of helping and social benefit.
Embodiment two
Difference lies in the differences of drive system with embodiment one for embodiment two.As shown in Figure 8 and Figure 9, embodiment two
The drive system of self-driving type bogie structure rail vehicle includes diesel engine 171, and transmission mechanism includes the second Universal drive
Mechanism 81,92 and the 3rd universal transmission mechanism 82 of fluid torque-converter；Institute's diesel engine 171 passes through the second universal transmission mechanism 81
It is connected with fluid torque-converter 92, fluid torque-converter 92 is connected by the 3rd universal transmission mechanism 82 with commutator 7.Second universal biography
81 and the 3rd universal transmission mechanism 82 of motivation structure includes transmission shaft and is arranged at the universal joint of both ends of the drive shaft.Brake is set
In on commutator 7, friction plate is set on its output shaft, to provide brake force so that commutator 7 has auto-lock function.Fluid power
Torque-converters 92, which plays the role of slowing down, increases square, ensures also drive travelled by vehicle during diesel engine low speed.Passing through curve road
Duan Shi, the variation of the distance between fluid torque-converter 92 and commutator 7 can be compensated by the 3rd universal transmission mechanism 82.Figure 13
Gone out its by track 100 bending section when situation.
Embodiment three
Difference lies in the differences of drive system with embodiment one for embodiment three.As shown in FIG. 10 and 11, embodiment three
The drive system of self-driving type bogie structure rail vehicle includes diesel engine 171, hydraulic pump 94,51 and of hydraulic control valve group
Hydraulic motor 85, hydraulic motor 85 are directly connected to commutator 7；Diesel engine 171 drives hydraulic pump 94 to rotate to compress liquid
Medium is pressed, the flow direction and break-make of hydraulic medium are controlled by hydraulic control valve group 51, and hydraulic control valve group 51 passes through hydraulic hose 52
It is connected that hydraulic motor 85 is driven to rotate with hydraulic motor 85.Hydraulic motor 85 drives commutator 7, so that axle 22 is together with vehicle
Wheel 21 rotates, and realizes smooth traveling.
Hydraulic station 61 and hydraulic control valve group 51 collectively constitute hydraulic system, and hydraulic station 61 includes medium fuel tank and a series of
The Hydraulic Elements for ensureing hydraulic medium cleannes and temperature, hydraulic control valve group 51, which includes, runs hydraulic system normal table
Hydraulic valve block, hydraulic motor 85 is executive component, by hydraulic energy transfer be mechanical energy.The effect of commutator 7, which is to slow down, to be increased
It turns round, commutator 7 is equipped with brake, and brake carries the auto-lock function of friction brake wafer structure, deceleration so as to fulfill vehicle,
Parking, parking.When the self-driving type bogie structure rail vehicle passes through curve section, vehicle frame is compensated by hydraulic hose 52
13 and the distance change that occurs when relatively rotating of bogie 4.Figure 14 show its by track 100 bending section when feelings
Shape.
In the scheme of above example one to three, all bogies are uniaxial driving, i.e., an only axis is as drive
In practice, multiaxis driving may be employed in moving axis as needed.The structure of bogie is also not necessarily limited to two-axle bogie, and vehicle is unlimited
It, can be with more than two multiple bogie combination installations in installing two bogies.
Certainly, the above is the preferred embodiment of the present invention, it is noted that for the ordinary skill of the art
For personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (10)
1. self-driving type bogie structure rail vehicle including at least two bogies, is installed on the bogie top and difference
With the vehicle frame of bogie rotation connection, each bogie includes at least two axles, which is characterized in that
Axle described in wherein at least one is equipped with the commutator that it is driven to rotate, and one end of the vehicle frame is equipped with for driving
State the drive system of commutator；
The brake for making the vehicle deceleration, stopping is additionally provided on the self-driving type bogie structure rail vehicle；
The both ends of each axle are respectively by bearing installation there are one wheel, and the inner hole sleeve of the bearing is in the axle
Shaft end position, the bearing are fixed on by bearing (ball) cover in axle box, and the axle box is mounted on the steering together with the bearing
In the U-type groove of the side frame of frame, the installation position of the axle box and the side frame is provided between the first lateral clearance and first longitudinal direction
Gap；
Installation bolster in the square opening of the middle part of the side frame, the both ends of the bolster are equipped with sliding slot, the sliding slot of the bolster
There is the second lateral clearance and second longitudinal direction gap with the installation position of the side frame.
2. self-driving type bogie structure rail vehicle as described in claim 1, which is characterized in that the drive system includes dynamic
Power is transferred to the commutator by force mechanisms and transmission mechanism, the actuating unit by transmission mechanism.
3. self-driving type bogie structure rail vehicle as claimed in claim 2, which is characterized in that the actuating unit includes hair
Motor group and motor, the transmission mechanism include shaft coupling, retarder and the first universal transmission mechanism；
The generating set provides power supply to the motor, and the motor is connected by the shaft coupling with retarder, described to subtract
Fast device is connected by first universal transmission mechanism with the commutator.
4. self-driving type bogie structure rail vehicle as claimed in claim 3, which is characterized in that the brake is wheeled system
Dynamic device, brake(-holder) block are set around the axis of the shaft coupling.
5. self-driving type bogie structure rail vehicle as claimed in claim 2, which is characterized in that the actuating unit includes bavin
Oil turbine, the transmission mechanism include the second universal transmission mechanism, fluid torque-converter and the 3rd universal transmission mechanism；
Institute's diesel engine is connected by the second Universal drive machine with fluid torque-converter, and the fluid torque-converter is universal by the 3rd
Driver is connected with the commutator.
6. self-driving type bogie structure rail vehicle as claimed in claim 5, which is characterized in that the brake is arranged at institute
It states on commutator.
7. self-driving type bogie structure rail vehicle as described in claim 1, which is characterized in that the drive system includes bavin
Oil turbine, hydraulic pump, hydraulic control valve group and hydraulic motor, the hydraulic motor are directly connected to the commutator；
Hydraulic pump described in the diesel engine drives is rotated to convey hydraulic medium, and the flow direction and break-make of hydraulic medium are by described
Hydraulic control valve group controls, and the hydraulic control valve group is connected to drive the hydraulic pressure with the hydraulic motor by hydraulic hose
Motor rotates.
8. the self-driving type bogie structure rail vehicle as described in claim 1-7 any one, which is characterized in that the steering
Frame is rotatablely connected with vehicle frame by opposite body center plate and center bearing, and center bearing therein is fixedly connected on above bogie, on
Cartridge is fixedly connected below vehicle frame.
9. self-driving type bogie structure rail vehicle as claimed in claim 8, which is characterized in that hot-metal bottle is further included, it is described
It is provided on vehicle frame for the fangs of hot-metal bottle described in support.
10. self-driving type bogie structure rail vehicle as claimed in claim 9, which is characterized in that the both ends of the vehicle frame are also
It is respectively equipped with coupler and draft gear.
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| CN201410003715.2A CN104760599B (en) | 2014-01-03 | 2014-01-03 | Self-driving type bogie structure rail vehicle |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109398006B (en) * | 2018-11-29 | 2023-12-26 | 襄阳城雷机电工程有限公司 | Railway bogie driving system |
| CN112692268A (en) * | 2020-12-11 | 2021-04-23 | 四川德胜集团钒钛有限公司 | Traction device of molten steel tank transport vehicle |
| CN113844471A (en) * | 2021-11-05 | 2021-12-28 | 大连华锐重工冶金设备制造有限公司 | Self-propelled unmanned scrap steel transport vehicle |
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