CN208636049U - The EEF bogie experimental bench of magnetic levitation track train - Google Patents
The EEF bogie experimental bench of magnetic levitation track train Download PDFInfo
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- CN208636049U CN208636049U CN201820900466.0U CN201820900466U CN208636049U CN 208636049 U CN208636049 U CN 208636049U CN 201820900466 U CN201820900466 U CN 201820900466U CN 208636049 U CN208636049 U CN 208636049U
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Abstract
The utility model discloses a kind of EEF bogie experimental benches of magnetic levitation track train, including fixed station, vibrating mechanism, load-carrying load tooling, track girder fixing tool and simulation trailing arm tooling；When being tested, it is powered to magnet assembly, under electromagnetic force, magnet assembly is moved up to interact with track girder, and then it drives simulation trailing arm tooling to move up and jacks up the mounting rack of load-carrying load tooling upwards, vibration source is opened simultaneously, test bit in the state of vibration source work, between available magnet assembly and magnet assembly and track girder；And the experimental bench can be by changing counterweight, track girder rigidity, vibration source characteristic one of them or a few persons, simulate different driving operating conditions, to obtain the correlation test numerical value that EEF bogie is under different work condition states, such as magnet assembly suspension stability, magnet assembly vibration acceleration, temperature rise and calorific value, its flexibility of the experimental bench is convenient, it is versatile, it is suitable for a variety of magnetic levitation track train EEF bogies and tests.
Description
Technical field
The utility model relates to the EEF bogie technical field of rail vehicle, in particular to a kind of magnetic floats magnetic levitation track train
EEF bogie experimental bench.
Background technique
Magnetic suspension train is a kind of typical track train, is widely used to traffic and transport field.Magnetic suspension train
It is the operation that vehicle is realized by electromagnetic suspension technology.
Wherein, vehicle suspension is realized in the EEF bogie of magnetic suspension train and track cooperation.EEF bogie performance is to a certain extent
Determine vehicle overall operation performance, therefore the parameter matching performance of EEF bogie is the important process of Car design.EEF bogie is related real
The accuracy and diversity for testing numerical value acquisition, are the target that those skilled in that art pursue always always.
Utility model content
The utility model provides a kind of EEF bogie experimental bench of magnetic levitation track train, including fixed station, on the fixed station
It is provided with lower component:
Vibrating mechanism, with vibration source and shaking platform, the vibration source is used to provide vibration to the shaking platform；
Load-carrying loads tooling, including the mounting rack for location and installation counterweight；
Track girder fixing tool is supported in the shaking platform, is provided on the track girder fixing tool and track girder
The fixed mounting structure of detachable cooperation；
Trailing arm tooling is simulated, for the magnet assembly of magnetic levitation track train to be connect with load-carrying load tooling, the mould
Quasi- trailing arm tooling is equipped with the first fit structure and the second fit structure, connect respectively with the magnet assembly and the mounting rack.
Before test, by magnet assembly and track girder up and down with respect to installation settings, and on the mounting rack of load-carrying load tooling
Position a certain amount of counterweight.It when carrying out magnetic suspension test, is powered to magnet assembly, under electromagnetic force, magnet assembly is to moving up
It is dynamic to interact with track girder, and then drive simulation trailing arm tooling to move up and push up the mounting rack of load-carrying load tooling upwards
It rises, while opening vibration source, in the state of vibration source work, between available magnet assembly and magnet assembly and track girder
Correlation test numerical value.
When being in non-suspended state, magnet assembly no power, magnet assembly is separated with track girder.
The experimental bench can be by changing counterweight, track girder rigidity, vibration source characteristic one of them or a few persons, mould
Intend different driving operating conditions, to obtain the correlation test numerical value that EEF bogie is under different work condition states, such as magnet assembly suspends surely
Qualitative, magnet assembly vibration acceleration, temperature rise and calorific value etc., its flexibility of the experimental bench is convenient, versatile, is applicable to more
Kind magnetic levitation track train EEF bogie test.
It is obtained under the identical operating condition of kinetic model in addition, can further be verified by the above-mentioned parameter that experimental bench obtains
Parameter, to correct and verify kinetic model.
Optionally, the track girder fixing tool further includes bracket support, when being in non-suspended state, the simulation support
Arm tooling is supported in the bracket support, and the magnet assembly and the track girder are in discrete state.
Optionally, second fit structure includes that rigid structure and the empty spring of being coupled is coupled structure, works as progress
When rigid simulated experiment, the simulation trailing arm tooling is coupled structure by the rigidity and the load-carrying loads tooling and cooperates
Installation；When carrying out flexible simulated experiment, the simulation trailing arm tooling is coupled structure and the load-carrying by the empty spring
Load tooling is coupled.
Optionally, the track girder fixing tool includes at least two crossbeams and at least one stringer to form skeleton, respectively
The both ends of the stringer are separately connected two crossbeams, and the track girder fixing tool further includes longitudinal beam connected, the connection
Two crossbeams are fixed at the both ends of stringer, and the installation knot being detachably fixed with the track girder is provided on the longitudinal beam connected
Structure；The both ends of the crossbeam are supported in the shaking platform.
Optionally, if the mounting structure includes bolt stem mounting base, each bolt mounting base is longitudinally arranged.
Optionally, the crossbeam includes horizontal segment and the tilting section for being connected to the horizontal segment both ends, and the tilting section is certainly
It tilts gradually downward from inside to outside, the terminal part of two tilting sections supports the shaking platform for being fixed on corresponding side respectively.
Optionally, the terminal part of the tilting section is fixedly connected with the shaking platform by ladder type part.
Optionally, the vibrating mechanism includes two groups of vibration components, and vibration component described in every group includes a vibration
Platform, more the first telescoping cylinders being vertically arranged and more horizontally disposed second telescoping cylinders, each first telescoping cylinder and
The movable part of each second telescoping cylinder connects the shaking platform；The both ends of the crossbeam support fixed and corresponding side respectively
The shaking platform.
Optionally, the load-carrying load tooling further includes actuator, for applying active force in the mounting rack；The work
One end of dynamic device connects the mounting rack, and the other end connects the fixed station.
It optionally, further include support cylinder, the both ends of the support cylinder are respectively articulated with the fixed station and the installation
Frame, the mounting rack are suspended in the top of the track girder fixing tool by support cylinder.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the EEF bogie experimental bench of magnetic levitation track train in a kind of embodiment of the utility model；
Fig. 2 is a kind of schematic top plan view of embodiment middle orbit beam fixing tool of the utility model；
Fig. 3 is the schematic side view of track girder fixing tool shown in Fig. 2.
Wherein, Fig. 1 is into Fig. 3:
Fixed station 10, support cylinder 11, the second telescoping cylinder 21, the first telescoping cylinder 22, shaking platform 23, load-carrying load tooling
30, track girder fixing tool 40, crossbeam 41, slotted hole 41a, horizontal segment 411, tilting section 412, stringer 42, longitudinal beam connected 43, spiral shell
Bolt mounting base 44, bolt hole 44a, simulation trailing arm tooling 50, track girder 60, magnet assembly 70.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing and have
The utility model is described in further detail for body embodiment.
Referring to FIG. 1, Fig. 1 is the structure of the EEF bogie experimental bench of magnetic levitation track train in a kind of embodiment of the utility model
Schematic diagram.
The utility model provides a kind of EEF bogie experimental bench of magnetic levitation track train, for walking to magnetic levitation track train
Row portion performance carries out simulated experiment, to obtain the correlation test numerical value of EEF bogie.The experimental bench includes fixed station 10, fixed station 10
On be provided with vibrating mechanism, load-carrying load tooling 30, track girder fixing tool 40, simulation trailing arm tooling 50.
Vibrating mechanism mainly includes vibration source and shaking platform 23, and vibration source is used to provide vibration to shaking platform 23.Vibration
The mode in dynamic source can be by diversified forms, such as telescoping cylinder or electrical components etc., and it is flexible for describing vibration source in detail hereinafter
The specific embodiment of cylinder, is detailed in and is hereinafter described.
Load-carrying load tooling 30 includes the mounting rack for location and installation counterweight, is provided on mounting rack and is accordingly capable of fixing
The location structure of counterweight, location structure can be set according to the specific structure of counterweight.And the weight of counterweight can be changed,
To adapt to the model requirements of different load-carrying operating conditions.
Track girder fixing tool 40 is supported in shaking platform 23, and being provided on track girder fixing tool 40 can with track girder 60
The fixed mounting structure of disassembly cooperation.That is, track girder fixing tool 40 detachably cooperates with track girder, such track girder
Fixing tool 40 can fix the track girder of different model, adapt to the test simulation of the vehicle of different model track girder 60.Wherein,
Track girder 60 can be concrete track beam, or the track girder of other structures.The rigidity of track girder can be any, number
Measure unrestricted, that is to say, that the rigidity of track girder 60 can be multiple orders of magnitude, respectively to the track girder of different-stiffness 60 into
Row test.
Trailing arm tooling 50 is simulated, for the magnet assembly 70 of magnetic levitation track train to be connect with load-carrying load tooling 30, specifically
Ground, simulation trailing arm tooling 50 can connect the counterweight mounting rack of load-carrying load tooling 30.Simulation trailing arm tooling 50 is equipped with first and matches
Structure and the second fit structure are closed, the first fit structure and the second matching mechanism load tooling 30 with magnet assembly 70 and load-carrying respectively
Mounting rack connection.
Wherein simulation trailing arm tooling 50 is identical as support arm structure specifically used on vehicle.Simulate trailing arm tooling 50 on the one hand
Play the role of fixed magnet assembly 70, on the other hand plays transmission force.
Before test, by magnet assembly 70 and about 60 track girder with respect to installation settings, and in the peace of load-carrying load tooling 30
Shelve a certain amount of counterweight of positioning.When carrying out magnetic suspension test, it is powered to magnet assembly 70, under electromagnetic force, magnetic portion
Part 70 is moved up to interact with track girder 60, and then drives simulation trailing arm tooling 50 to move up and load-carrying is loaded tooling 30
Mounting rack jack up upwards, while opening vibration source, in the state of vibration source work, available magnet assembly 70 and magnetic
Correlation test numerical value between component 70 and track girder 60.
When being in non-suspended state, 70 no power of magnet assembly, magnet assembly 70 is separated with track girder.
The experimental bench can by changing counterweight, 60 rigidity of track girder, vibration source characteristic one of them or a few persons,
Different driving operating conditions are simulated, to obtain the correlation test numerical value that EEF bogie is under different work condition states, such as magnet assembly 70 hangs
Floating stability, 70 vibration acceleration of magnet assembly, temperature rise and calorific value etc., its flexibility of the experimental bench is convenient, versatile, can fit
It is tested for a variety of magnetic levitation track train EEF bogies.
It is obtained under the identical operating condition of kinetic model in addition, can further be verified by the above-mentioned parameter that experimental bench obtains
Parameter, to correct and verify kinetic model.
Specifically, track girder fixing tool 40 can also include bracket support, when being in non-suspended state, simulate trailing arm
Tooling 50 is supported on bracket support, and magnet assembly 70 and track girder are in discrete state.Magnet assembly 70 can pass through simulation in this way
Trailing arm tooling 50 is supported on track girder fixing tool 40, realizes the positioning of magnet assembly 70.
It is of course also possible to special 70 fixing tool of magnet assembly be arranged, for the magnet assembly 70 for being in non-suspended state
It plays a supporting role.
In order to realize that vehicle is in the simulation of secondary suspension test of Vibration status condition, herein further to experimental bench
Following improvement is carried out.
In a specific embodiment, the second fit structure may include that rigid structure and the empty spring of being coupled is coupled
Structure, when carrying out rigid simulated experiment, simulation trailing arm tooling 50 is coupled structure by rigidity and load-carrying loads tooling 30
It is coupled；When carrying out flexible simulated experiment, simulation trailing arm tooling 50 is coupled structure by empty spring and load-carrying loads work
30 are filled to be coupled.
It can be to be bolted that rigidity, which is coupled structure, i.e., simulation trailing arm tooling 50 loads tooling by bolt and load-carrying
30 mounting rack connection, i.e. simulation trailing arm tooling 50 can directly be rigidly connected with load-carrying load tooling 30.
Empty spring is coupled structure and refers to structure for installing empty spring, at this point, simulation trailing arm tooling 50 and load-carrying load
Installation is free spring (air spring, hereinafter referred to as empty spring) between tooling 30, and the two passes through empty spring and realizes connection.The model of empty spring is joined
Number can be identical as the empty spring model parameter on corresponding test vehicle, can simulate EEF bogie in this way and be under secondary spring state
Correlation test numerical value.
In this way, above-mentioned experimental bench can meet without empty spring state, the performance test of EEF bogie, and it is able to satisfy connection and is free spring
The performance test of the EEF bogie of state.
Track girder fixing tool 40 in the various embodiments described above can be by diversified forms, and following present track girder regular workers
Fill a kind of 40 specific embodiment.
Fig. 2 and Fig. 3 are please referred to, Fig. 2 is that a kind of vertical view of embodiment middle orbit beam fixing tool 40 of the utility model is illustrated
Figure；Fig. 3 is the schematic side view of track girder fixing tool 40 shown in Fig. 2.
In a kind of specific embodiment, track girder fixing tool 40 may include at least two crossbeams to form skeleton
41 and at least one stringer 42, the both ends of each stringer 42 be separately connected two crossbeams 41, the two sides of usual crossbeam 41 are arranged with
Stringer 42.It should be noted that 60 length direction of track girder is defined as indulging when track girder 60 being in stationary state herein
To being correspondingly perpendicular to longitudinal direction and be defined as transverse direction.
Track girder fixing tool 40 can also include longitudinal beam connected 43, and two crossbeams 41 are fixed at the both ends of longitudinal beam connected 43,
The mounting structure being detachably fixed with track girder is provided on longitudinal beam connected 43.Track girder and longitudinal beam connected 43 are arranged in the same direction.Tool
Body, the mounting structure on longitudinal beam connected 43 can be several bolt mounting bases 44, be provided in bolt mounting base 44 for pacifying
The bolt hole 44a of bolt is filled, bolt hole 44a is corresponding with the bolt hole on track girder.Each bolt mounting base is longitudinally arranged.Rail
Road beam is fixedly connected by bolt with bolt block.
40 structure of track girder fixing tool of the structure is simple, and use intensity is high.
The both ends of crossbeam 41 are supported in shaking platform 23.In a kind of specific embodiment, crossbeam 41 may include
Horizontal segment 411 and the tilting section 412 for being connected to 411 both ends of horizontal segment, tilting section 412 tilt gradually downward from inside to outside, also
It is to say, the tilting section 412 at horizontal segment 411 and both ends forms trapezium structure.It should be noted that herein by position locating for horizontal segment
It sets in being defined as, outside the position far from horizontal segment.The terminal part of two tilting sections 412 supports the vibration for being fixed on corresponding side respectively
Platform 23.The terminal part of tilting section 412 can be fixedly connected with shaking platform 23 by ladder type part, inclination as shown in fig. 3
Section is machined with the slotted hole 41a passed through for ladder shape part on 412 ends.The specific structure of ladder shape part does not do specific introduction herein.This
Place is using ladder shape part other than considering use intensity, it is also contemplated that installation space factor.Ladder shape part is easy for installation, saves space.
In the embodiment, horizontal segment, which is conducive to load tooling 30 with load-carrying, to be cooperated, and horizontal segment can be with to a certain extent
It realizes and stablizing for mounting rack is supported.
In the respective embodiments described above, vibrating mechanism may include two groups of vibration components, and every group of vibration component includes a vibration
Moving platform 23, more the first telescoping cylinders 22 being vertically arranged and more horizontally disposed second telescoping cylinders 21, each first is flexible
Cylinder 22 connects shaking platform 23 with the movable part of each second telescoping cylinder 21；The both ends of crossbeam 41 support fixed and corresponding side respectively
Shaking platform 23.
That is, the both ends of crossbeam 41 are respectively supported at the shaking platform 23 of two sides.Two shaking platforms 23 are right respectively
Relatively independent vibration component is answered, different vibrations can be applied in two shaking platforms 23, be advantageously implemented the mould of various working
Draft experiment.
In the respective embodiments described above, load-carrying, which loads tooling 30, to include actuator, for applying active force in installation
Frame；One end of actuator connects mounting rack, and the other end is connected and fixed platform 10.The number of actuator can be one, or
Two or more.
Actuator can not only simulate the vibration of counterweight, i.e. increase counterweight vibration operating condition is on EEF bogie, and actuator
Can also be in the case of not increasing the balance weight on mounting rack, the appropriate dynamic loading that increases considerably increases reality in EEF bogie
Test the analog operating condition of platform.
In the various embodiments described above, EEF bogie experimental bench can also include support cylinder 11, and the both ends of support cylinder 11 are distinguished
Hinged fixed station 10 and mounting rack, mounting rack can be suspended in the top of track girder fixing tool 40 by support cylinder 11.Branch
Supportting oil cylinder 11 can be one, or two or more, as long as can be realized to the secure support of mounting rack i.e.
It can.Fig. 1 is schematic diagram, and which omits the other structures components of support support cylinder 11, but this does not interfere technology in the art
Understanding and implementation of the personnel to the technical program.
A kind of EEF bogie experimental bench of magnetic levitation track train provided by the utility model is described in detail above.
Specific case used herein is expounded the principles of the present invention and embodiment, and the explanation of above embodiments is only
It is the method and its core concept for being used to help understand the utility model.It should be pointed out that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model,
Modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (10)
1. a kind of EEF bogie experimental bench of magnetic levitation track train, which is characterized in that including fixed station (10), the fixed station (10)
On be provided with lower component:
Vibrating mechanism, with vibration source and shaking platform (23), the vibration source is used to provide to the shaking platform (23)
Vibration；
Load-carrying loads tooling (30), including the mounting rack for location and installation counterweight；
Track girder fixing tool (40) is supported in the shaking platform (23), is provided on the track girder fixing tool (40)
Detachably cooperate fixed mounting structure with track girder (60)；
It simulates trailing arm tooling (50), for the magnet assembly of magnetic levitation track train to be connect with load-carrying load tooling (30), institute
State simulation trailing arm tooling (50) be equipped with the first fit structure and the second fit structure, respectively with the magnet assembly and the mounting rack
Connection.
2. the EEF bogie experimental bench of magnetic levitation track train as described in claim 1, which is characterized in that the track girder regular worker
Filling (40) further includes bracket support, and when being in non-suspended state, the simulation trailing arm tooling (50) is supported in the trailing arm branch
Seat, the magnet assembly and the track girder (60) are in discrete state.
3. the EEF bogie experimental bench of magnetic levitation track train as claimed in claim 1 or 2, which is characterized in that second cooperation
Structure includes that rigid structure and the empty spring of being coupled is coupled structure, when carrying out rigid simulated experiment, the simulation trailing arm
Tooling (50) is coupled structure by the rigidity and is coupled with load-carrying load tooling (30)；When the flexible simulation of progress
When experiment, the simulation trailing arm tooling (50) is coupled structure by the empty spring and load-carrying load tooling (30) cooperates
Installation.
4. the EEF bogie experimental bench of magnetic levitation track train as claimed in claim 2, which is characterized in that the track girder regular worker
Filling (40) includes at least two crossbeams (41) and at least one stringer (42) to form skeleton, the both ends of each stringer (42)
Two crossbeams (41) are separately connected, the track girder fixing tool (40) further includes longitudinal beam connected (43), the longitudinal beam connected
(43) two crossbeams (41) are fixed at both ends, are provided on the longitudinal beam connected (43) detachable with the track girder (60)
Fixed mounting structure；The both ends of the crossbeam (41) are supported in the shaking platform (23).
5. the EEF bogie experimental bench of magnetic levitation track train as claimed in claim 4, which is characterized in that the mounting structure includes
If bolt stem mounting base (44), each bolt mounting base (44) is longitudinally arranged.
6. the EEF bogie experimental bench of magnetic levitation track train as claimed in claim 4, which is characterized in that the crossbeam (41) includes
Horizontal segment (411) and the tilting section (412) for being connected to the horizontal segment (411) both ends, the tilting section (412) from inside to outside by
It gradually tilts down, the terminal part of two tilting sections (412) supports the shaking platform (23) for being fixed on corresponding side respectively.
7. the EEF bogie experimental bench of magnetic levitation track train as claimed in claim 6, which is characterized in that the tilting section (412)
Terminal part be fixedly connected with the shaking platform (23) by ladder type part.
8. such as the EEF bogie experimental bench of the described in any item magnetic levitation track trains of claim 4 to 7, which is characterized in that the vibration
Motivation structure includes two groups of vibration components, and vibration component described in every group is vertically arranged including a shaking platform (23), more
The first telescoping cylinder (22) and more horizontally disposed second telescoping cylinders (21), each first telescoping cylinder (22) He Gesuo
The movable part for stating the second telescoping cylinder (21) connects the shaking platform (23)；The both ends of the crossbeam (41) support respectively it is fixed with
The shaking platform (23) of corresponding side.
9. such as the EEF bogie experimental bench of the described in any item magnetic levitation track trains of claim 1,2,4 to 7, which is characterized in that institute
Stating load-carrying load tooling (30) further includes actuator, for applying active force in the mounting rack；One end of the actuator connects
The mounting rack is connect, the other end connects the fixed station (10).
10. such as the EEF bogie experimental bench of the described in any item magnetic levitation track trains of claim 1,2,4 to 7, which is characterized in that also
Including support cylinder (11), the both ends of the support cylinder (11) are respectively articulated with the fixed station (10) and the mounting rack, institute
State the top that mounting rack is suspended in the track girder fixing tool (40) by support cylinder (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820900466.0U CN208636049U (en) | 2018-06-11 | 2018-06-11 | The EEF bogie experimental bench of magnetic levitation track train |
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| CN201820900466.0U CN208636049U (en) | 2018-06-11 | 2018-06-11 | The EEF bogie experimental bench of magnetic levitation track train |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114441199A (en) * | 2022-01-07 | 2022-05-06 | 中车唐山机车车辆有限公司 | Rail vehicle automobile body detects side window analogue means |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114441199A (en) * | 2022-01-07 | 2022-05-06 | 中车唐山机车车辆有限公司 | Rail vehicle automobile body detects side window analogue means |
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