CN108444685A - A kind of vertical transverse and longitudinal couple of force conjunction loading simulator of high-speed railway wheel track - Google Patents
A kind of vertical transverse and longitudinal couple of force conjunction loading simulator of high-speed railway wheel track Download PDFInfo
- Publication number
- CN108444685A CN108444685A CN201810215510.9A CN201810215510A CN108444685A CN 108444685 A CN108444685 A CN 108444685A CN 201810215510 A CN201810215510 A CN 201810215510A CN 108444685 A CN108444685 A CN 108444685A
- Authority
- CN
- China
- Prior art keywords
- force
- longitudinal
- track
- actuator
- speed railway
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 19
- 238000004088 simulation Methods 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000036962 time dependent Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0252—Monoaxial, i.e. the forces being applied along a single axis of the specimen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Railway Tracks (AREA)
Abstract
The present invention relates to high-speed railway modelling technique field, the vertical transverse and longitudinal couple of force of especially a kind of high-speed railway wheel track closes loading simulator.It includes reaction frame and the high speed railway track model configuration below reaction frame.Vertical force, cross force and the longitudinal force of track structure are acted on when can simulate train actual motion simultaneously, and cross force, vertical force and longitudinal force combine the active force for simulating other directions so that test result is more bonded reality.Bogie simulation mechanism simulates high-speed train bogie, and vertical force and cross force are transferred to bogie simulation mechanism, can simulate the effect of vertical force and cross force to track structure in train actual motion.And longitudinal force is then directly delivered to by lock on rail, and effect of the longitudinal force to track structure in train actual motion can be simulated.
Description
Technical field
The present invention relates to high-speed railway modelling technique field, the vertical transverse and longitudinal couple of force of especially a kind of high-speed railway wheel track
Close loading simulator.
Background technology
Railway construction in China is just being in the gesture of great-leap-forward development, among a plurality of Line for Passenger Transportation and high-speed railway are being built.With
The raising of train running speed, the dynamics problem of engineering structure becomes increasingly conspicuous, and current high-speed railway dynamics Design is still
The theoretical system of system is not formed, and existing design method has been difficult to meet the needs of high-speed railway fast development.For high-speed iron
Road engineering structure dynamics critical issue carries out model test to bullet train-track-roadbed system dynamics, proposes high speed
Railroad track-roadbed power performance indoor model test and on-the-spot test standard, to forming China with independent intellectual property right
High-speed railway building technology system has great practical significance, is provided for China express railway construction and sustainable development important
Technical support.
Currently, high-speed railway dynamic load simulator is only capable of meeting vertical power load, and bullet train is at runtime
Since serpentine locomotion can apply Lateral Force and bullet train when startup, braking and rail temperature change to rail
Longitudinal force can be applied to rail, the two can also cause the safety of track-structure and train operation very important influence,
Existing simulator has ignored track structure to be influenced in the active force for actually runing other directions born in the process, cannot be complete
Track dynamic characteristic is studied, has its limitation by the time dependent behavior of track-roadbed of this actual size model simulation reflection
Property.
Invention content
The purpose of the present invention is to provide a kind of vertical transverse and longitudinal couple of forces of high-speed railway wheel track to close loading simulator.
The purpose of the present invention is what is realized by following approach：A kind of vertical transverse and longitudinal couple of force conjunction load mould of high-speed railway wheel track
Quasi- device, it includes reaction frame and the high speed railway track model configuration below reaction frame, reaction frame and high-speed railway
The track that the vertical force of track structure is acted on when being equipped between orbital simulation structure for simulating high ferro train actual motion hangs down
Straight force application mechanism, for simulating high ferro train actual motion when act on track structure cross force track transverse direction force application mechanism
The track longitudinal direction force application mechanism of the longitudinal force of track structure is acted on when with for simulating high ferro train actual motion.
The bogie simulation mechanism as a further optimization of the solution, including two groups be mounted on high-speed iron rail
Wheel on road model configuration middle orbit to, it is vertical and be symmetrically arranged on the wheel to the rigid distribution beam on wheel shaft, and along two
Group wheel connects two groups of wheels to the wheel of wheel shaft to longitudinally connected bar to cloth set direction；The track transverse direction force application mechanism is in reaction frame
Both ends are separately installed with a diagonal brace, and lateral actuator is fixed on by horizontal fixture on a wherein diagonal brace, laterally make
The start head of dynamic device is by pass force crossly bar with wheel to coaxially connected；The vertical force application mechanism of the track is just in the crossbeam of reaction frame
On be vertically installed with a vertical actuator, the start head of vertical actuator is placed in rigid distribution beam；The track longitudinally exerts a force
Mechanism is the horizontal steel truss for being fixed with wheel shaft on reaction frame and installing in the same direction, is pacified by horizontal fixture on horizontal steel truss
Equipped with longitudinal actuator, longitudinal actuator start head is closely buckled in by lock on rail.
The pass force crossly bar includes by one block of steel plate and four steel cylinders as a further optimization of the solution,
The transmission rod front end being welded and the transmission rod end being made of a steel cylinder.
The start head of the vertical actuator is placed in the rigid distribution beam upper table as a further optimization of the solution,
In the groove that face opens up, rigid roller is equipped between the start head and bottom portion of groove of vertical actuator.
The groove depth of the groove is more than the start head and groove of vertical actuator as a further optimization of the solution,
Spacing between slot bottom.
There are four longitudinal actuator is set as a further optimization of the solution, two are one group, two groups of edges respectively
Left side rail and right side rail axisymmetrical arrangement.
As a further optimization of the solution, longitudinal actuator start head be placed in the lock side surface open up it is recessed
In slot, rigid balls are equipped between the start head and bottom portion of groove of longitudinal actuator, the start head portion of longitudinal actuator passes through
Rigid balls are contacted with lock.
The start head of longitudinal actuator is special-shaped start head, head sizes as a further optimization of the solution,
It is big compared with tail dimension.
The column of the reaction frame is adjustable for height telescopic column as a further optimization of the solution, instead
The crossbeam of power frame height on column is adjustable.
As a further optimization of the solution, the lateral actuator with crossbeam between be equipped with vertical fixed dress
It sets.
A kind of vertical transverse and longitudinal couple of force of high-speed railway wheel track of the present invention closes loading simulator, can simulate train reality simultaneously
Vertical force, cross force and the longitudinal force of track structure are acted on when operation, and cross force, vertical force and longitudinal force combine simulation
The active force in other directions so that test result is more bonded reality.Bogie simulation mechanism simulates high-speed train bogie, hangs down
It is transferred to bogie simulation mechanism to power and cross force, vertical force and cross force can be simulated in train actual motion to track knot
The effect of structure.And longitudinal force is then directly delivered to by lock on rail, can simulate in train actual motion longitudinal force to rail
The effect of road structure.The mounting height that simulator can be freely adjusted by reaction frame, to the vertical force application mechanism of track, track
Lateral force application mechanism and track longitudinal direction force application mechanism input preset dynamic load time-histories, can be to different track structure forms
It is loaded.For high speed railway track-roadbed is vertical, horizontal and vertical dynamic analysis provides reliable weighted platform, to take off
Show that track structure damage and failure time dependent feature provides experimental basis.
Description of the drawings
Invention is further described in detail below in conjunction with the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structural schematic diagram of the present invention along circuit longitudinal direction section；
Fig. 3 is overlooking structure diagram of the present invention；
Fig. 4 is one of dimensional structure diagram of the present invention；
Fig. 5 is the dimensional structure diagram of rigid distribution beam of the invention；
Fig. 6 is the two of dimensional structure diagram of the present invention；
Fig. 7 is the dimensional structure diagram of present invention lock and longitudinal start head contact portion section；
Fig. 8 is the dimensional structure diagram of present invention lock card slot；
Fig. 9 is longitudinal actuator dimensional structure diagram of the invention；
In figure, 1, reaction frame；2, lateral actuator；3, vertical actuator；4, rigid distribution beam；5, horizontal fixture；6, it hangs down
Straight fixing device；7, pass force crossly bar；8, wheel pair；9, longitudinally connected bar；10, rigid roller；11, crossbeam；12, diagonal brace；13, it passes
Power bar front end；14, transmission rod end；15, horizontal steel truss；16, it latches；17, longitudinal actuator；18, rail；19, wheel shaft；
20, column；21, horizontal fixture；22, rigid balls；31, high speed railway track model configuration；32 tracks vertically exert a force machine
Structure；33, track transverse direction force application mechanism；34, track longitudinal direction force application mechanism；35, bogie simulation mechanism.
Specific implementation mode
As shown in Figure 1, the present invention provides a kind of vertical transverse and longitudinal couple of force conjunction loading simulator of high-speed railway wheel track, it includes
Reaction frame 1 and the high speed railway track model configuration 31 below reaction frame 1, the column of the reaction frame 1 are
The crossbeam 11 of adjustable for height telescopic column, reaction frame 1 is highly adjustable on column.Reaction frame 1 is simulated with high speed railway track
The track for the vertical force for acting on track structure when being equipped between structure 31 for simulating high ferro train actual motion vertically exerts a force
Mechanism 32, for simulating high ferro train actual motion when act on track structure cross force 33 and of track transverse direction force application mechanism
The track longitudinal direction force application mechanism 34 of the longitudinal force of track structure is acted on when for simulating high ferro train actual motion；Rail above-mentioned
The vertical force application mechanism 32 in road and track transverse direction force application mechanism 33 pass through the bogie analog machine for simulating high ferro train bogie
In the effect to high speed railway track model configuration 31 of structure 35, and track longitudinal direction force application mechanism 34 then acts directly on high-speed iron rail
On the rail 18 of road model configuration 31.
As shown in figure 4, the bogie simulation mechanism 35, including two groups are mounted on high speed railway track model configuration 31
It is wheel pair 8 on middle orbit, vertical and be symmetrically arranged on the wheel to the rigid distribution beam 4 on 8 wheel shafts, and along two groups of wheels pair 8
Cloth set direction connects the wheel of two groups of 8 wheel shafts of wheel pair to longitudinally connected bar 9；
As shown in Figure 1, the track transverse direction force application mechanism 33 is to be separately installed with a diagonal brace 12 at 1 both ends of reaction frame, laterally
Actuator 2 is fixed on by horizontal fixture 5 on a wherein diagonal brace 12, and the start head of lateral actuator 2 passes through lateral biography
Power bar 7 and wheel are coaxially connected to 8；It is described transverse direction actuator 2 and crossbeam 11 between be equipped with vertical fixture 6.The institute
It includes the transmission rod front end 13 being welded by one block of steel plate and four steel cylinders and by a steel to state pass force crossly bar 7
The transmission rod end 14 that rounding cylinder is constituted.
As shown in figure 3, to be just vertically installed with one on the crossbeam 11 of reaction frame 1 vertical for the vertical force application mechanism of the track 32
The start head of actuator 3, vertical actuator 3 is placed in rigid distribution beam 4；The start head of the vertical actuator 3 is placed in institute
It states in the groove that 4 upper surface of rigid distribution beam opens up, rigid roller is equipped between the start head and bottom portion of groove of vertical actuator 3
10.The groove depth of the groove is more than the spacing between the start head and the slot bottom of groove of vertical actuator 3.
As shown in Fig. 2, Fig. 6, track longitudinal direction force application mechanism 34 is fixed with wheel shaft on reaction frame 1 and installs in the same direction
Horizontal steel truss 15, is equipped with longitudinal actuator 17 on horizontal steel truss 15 by horizontal fixture 5, and longitudinal actuator 17 is made
Dynamic head is closely buckled in by lock 16 on rail.There are four longitudinal actuator 17 is set, two be one group, two groups respectively with a left side
Side rail and right side rail axisymmetrical arrangement.The longitudinal direction 17 start head of actuator is placed in what 16 side surfaces of the lock opened up
In groove, rigid balls 22, the start head of longitudinal actuator 17 are equipped between the start head and bottom portion of groove of longitudinal actuator 17
Head is contacted by rigid balls 22 with lock 16.The start head of longitudinal actuator 17 is special-shaped start head, head ruler
It is very little big compared with tail dimension.
Rigid distribution beam is vertical and symmetrically placed on the wheel shaft of two wheels pair, and prevents from testing by being welded and fixed
Liang Sicheng is rigidly distributed in journey to transfinite, and it is recessed slightly larger than vertical actuator lower part start head that rigid distribution beam top is provided with size
Grain, when ensureing that start head is put in groove center, there are the gap of 3-5cm, the interior settings of groove between groove inner wall and start head
Rigid roller ensures that vertical actuator bottom is contacted by rigid roller with rigid distribution beam；Horizontal steel truss is fixed with bolt
In on diagonal brace, lock is bolted on rail, and longitudinal actuator is bolted to water by horizontal fixture respectively
On flat steel truss, lock side is provided with the recessed grain that size is slightly larger than longitudinal actuator front start head, ensures that start head is put in
When groove center, there are the gap of 1-2cm between groove inner wall and start head, groove is interior to be arranged rigid balls, ensures longitudinal
Actuator head is contacted by rigid balls with lock, and the start head of longitudinal actuator is special-shaped start head, and head is compared with tail portion
Greatly, lock is provided with card slot to ensure that longitudinal actuator is not detached from from lock when being moved to the direction far from lock.
During experiment, by adjusting the height of crossbeam 11, it is suitable for different railway pavement structures or actuator.Using
Multiple actuator linkages are, it can be achieved that different in train travelling process take turns the dynamic load under.Ruler is set in rigid distribution beam 4
The very little groove slightly larger than 3 bottom size of vertical actuator, to prevent vertical actuator 3, vertically and horizontally displacement is super during the test
Limit.As shown in Figure 1, shown in Figure 5, rectangular recessed slightly larger than 3 bottom size of vertical actuator in 4 middle part setting size of rigid distribution beam
Slot, when ensureing that start head is put in groove center, there are the gaps of 3cm-5cm between groove inner wall and start head.Lateral start
The power of device 2 is transferred to wheel on 8 by pass force crossly bar 7, and then acts on track structure.As shown in figures 1-4, in transverse direction
2 bottom of actuator is arranged vertical with the pass force crossly bar 7 of wheel pair fixed after four pass force crossly bars 7 are fixed with one piece of iron plate.Water
Three row's bolts that the spacing that flat fixing device 5 passes through a diameter of 30mm is 150mm~200mm are fixed on diagonal brace 12.Such as Fig. 1 institutes
Show, horizontal fixture 5 is fixed on by three row's bolts of a diameter of 30mm on diagonal brace 12.Vertical fixture 6 passes through diameter
Spacing for 30mm is that two rows of bolts that 150mm is arranged symmetrically are fixed on crossbeam 11.As shown in Figure 1 and Figure 4, vertical fixed dress
It is that two rows of bolts that 150mm is arranged symmetrically are fixed on crossbeam 11 that 6, which are set, by the spacing of a diameter of 30mm.Lateral actuator 2 is logical
It crosses vertical fixture 6 and horizontal fixture 5 is jointly fixed.As shown in figures 1-4, lateral actuator 2 with bolt by being fixed
It is fixed jointly with the vertical fixture 6 for being bolted to crossbeam 11 in the horizontal fixture 5 of diagonal brace 12, vertical fix fills
6 lower parts are set to be welded to connect with actuator.Rigid roller 10 is arranged in the bottom of vertical actuator 3, to adapt to due to lateral actuator 2
Influence of the load to 3 position of vertical actuator.As shown in Fig. 2, being provided with rigid roller 10 in the bottom of vertical actuator 3.
It is positioned over and is taken turns on to 8 in 4 vertical symmetry of rigid distribution beam, and experiment rigid distribution beam 4 in the process is prevented by being welded and fixed
Shifting is transfinited.As shown in Fig. 1,3,4, simulates and be respectively perpendicular a piece of rigidity symmetrically placed on the wheel shaft of two groups of wheels pair 8 of bogie
Distribution beam 4.Simulation bogie is connected by longitudinally connected bar 9.As shown in figures 1-4, two groups of wheels pair 8 are placed on rail, apart
For bullet train inflexible wheel base, and pass through the connection simulation bogie of longitudinally connected bar 9.In the side of lock 16, setting size is bigger
In the groove of 17 head sizes of longitudinal actuator, transfinite to prevent longitudinal actuator 17 from erecting lateral displacement during the test.
As shown in Figure 1, Figure 7 shows, the circle of 17 head sizes of longitudinal actuator is slightly larger than in the symmetric position setting size for latching 16 both sides
Groove, when ensureing that start head is put in groove center, there are the gaps of 1cm-2cm between groove inner wall and start head.Such as Fig. 9 institutes
Show, the start head of longitudinal actuator is special-shaped start head, and head sizes are big compared with tail dimension.As shown in figure 8, lock is indulged with described
It is arranged to the form of card slot to the coupling part of the start head of actuator, to ensure longitudinal actuator to far from the direction latched
It is not detached from from lock when mobile.As shown in Fig. 1, Fig. 6, horizontal steel truss 15 is fixed on by three row's bolts of a diameter of 30mm
On diagonal brace 12, longitudinal actuator 17-20 is connected to by the bolt of 4 a diameter of 30mm and horizontal fixture 21-24 respectively
Together, horizontal fixture 21 ~ 24 is welded together by card slot and horizontal steel truss 15.
Cross force is reached wheel pair by lateral actuator 2 by pass force crossly bar 7, and wherein pass force crossly bar 7 divides for two parts,
A portion is one block of steel plate and the transmission rod front end that four steel cylinders are welded, and another part is a steel circle
Cylinder transmission rod end.Transmission rod front end is welded by one block of steel plate and four steel cylinders, adjacent two cylinders
Spacing is 15cm, and a diameter of 5cm of four steel cylinders, length 2m, four steel cylinder one end are symmetrically welded in cross
To the start head of actuator 2, the other end is symmetrically welded in one block of steel plate, and the size of steel plate is 30cm × 30cm × 4cm.Power transmission
Bar end is a steel cylinder, and a diameter of 10cm, length will make axis joint of the one end just with wheel pair, another
One end and steel plate center weld.
High-speed railway wheel track, which hangs down when transverse and longitudinal couple of force conjunction loading simulator can simulate train actual motion simultaneously, to be acted on
In the vertical force of track structure, cross force and longitudinal force so that test result is more bonded reality.Two wheels pair are connected with rod piece
8, and wheelbase is made to be standard axle away to simulate high-speed train bogie, vertical force is transferred to wheel pair by distribution beam, and cross force is logical
It crosses pass force crossly bar 7 and is transferred to wheel pair, longitudinal force is transferred to rail by lock 16, can thus simulate train actual motion
The effect of middle vertical force, cross force and longitudinal force to track structure.3 lower part of vertical actuator is placed in the groove of rigid distribution beam 4
In, rigid roller is set between the two, vertical actuator 3 is allowed to generate limited movement to adapt to due to lateral actuator 2
Load the influence to 3 position of vertical actuator.17 head of longitudinal actuator is placed in the groove of lock 16, and setting is rigid between the two
Property ball, allow longitudinal actuator 17 to generate limited movement to adapt to the load due to lateral actuator 2 and vertical actuator 3
Influence to 17 position of longitudinal actuator.Mounting height can be freely adjusted, preset dynamic load time-histories is inputted to actuator,
Different track structure forms can thus be loaded.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those skilled in the art within the technical scope disclosed by the invention, can without the variation that creative work is expected or
It replaces, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be limited with claims
Subject to fixed protection domain.
Claims (10)
1. a kind of high-speed railway wheel track hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that：It includes reaction frame（1）With
And it is located at reaction frame（1）The high speed railway track model configuration of lower section（31）, reaction frame（1）With high speed railway track model configuration
（31）Between act on track structure when being equipped with for simulating high ferro train actual motion the track of vertical force vertically exert a force machine
Structure（32）, for simulating high ferro train actual motion when act on track structure cross force track transverse direction force application mechanism（33）
The track longitudinal direction force application mechanism of the longitudinal force of track structure is acted on when with for simulating high ferro train actual motion（34）.
2. a kind of high-speed railway wheel track as described in claim 1 hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that:
The bogie simulation mechanism（35）, including two groups be mounted on high speed railway track model configuration（31）Middle rail（18）
On wheel pair（8）, it is vertical and be symmetrically arranged on the wheel pair（8）Wheel shaft（19）On rigid distribution beam（4）, and along two groups of wheels
It is right（8）Cloth set direction connects two groups of wheels pair（8）The wheel of wheel shaft is to longitudinally connected bar（9）；
The track transverse direction force application mechanism（33）It is in reaction frame（1）Both ends are separately installed with a diagonal brace（12）, lateral start
Device（2）Pass through horizontal fixture（5）It is fixed on a wherein diagonal brace（12）On, lateral actuator（2）Start head pass through cross
To transmission rod（7）With wheel pair（8）It is coaxially connected；
The vertical force application mechanism of the track（32）Just in reaction frame（1）Crossbeam（11）On be vertically installed with a vertical actuator
（3）, vertical actuator（3）Start head be placed in rigid distribution beam（4）On；
Track longitudinal direction force application mechanism（34）It is in reaction frame（1）On be fixed with the horizontal steel truss that wheel shaft is installed in the same direction
（15）, horizontal steel truss（15）On pass through horizontal fixture（5）Longitudinal actuator is installed（17）, longitudinal actuator（17）Make
Dynamic head passes through lock（16）It is closely buckled on rail.
3. a kind of high-speed railway wheel track as described in claim 1 hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that：
The pass force crossly bar（7）It include the transmission rod front end being welded by one block of steel plate and four steel cylinders（13）And
The transmission rod end being made of a steel cylinder（14）.
4. a kind of high-speed railway wheel track as described in claim 1 hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that：
The vertical actuator（3）Start head be placed in the rigid distribution beam（4）In the groove that upper surface opens up, vertical actuator
（3）Start head and bottom portion of groove between be equipped with rigid roller（10）.
5. a kind of high-speed railway wheel track as claimed in claim 4 hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that：
The groove depth of the groove is more than vertical actuator（3）Start head and the slot bottom of groove between spacing.
6. a kind of high-speed railway wheel track as described in claim 1 hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that：
Longitudinal actuator（17）If there are four, two are one group, and two groups respectively along left side rail and right side rail axisymmetrical
Arrangement.
7. a kind of high-speed railway wheel track as described in claim 1 hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that：
The longitudinal direction actuator（17）Start head is placed in the lock（16）In the groove that side surface opens up, longitudinal actuator（17）Work
It is dynamic that rigid balls are equipped between head and bottom portion of groove（22）, longitudinal actuator（17）Start head portion pass through rigid balls（22）
With lock（16）Contact.
8. a kind of high-speed railway wheel track as described in claim 1 or 6 or 7 hangs down, transverse and longitudinal couple of force closes loading simulator, special
Sign is：Longitudinal actuator（17）Start head be special-shaped start head, head sizes are big compared with tail dimension.
9. a kind of high-speed railway wheel track as described in claim 1 hangs down, transverse and longitudinal couple of force closes loading simulator, it is characterised in that：
The reaction frame（1）Column（20）For adjustable for height telescopic column, reaction frame（1）Crossbeam（11）On column
It is highly adjustable.
10. a kind of high-speed railway wheel track as described in claim 1 hangs down, transverse and longitudinal couple of force closes loading simulator, and feature exists
In：The lateral actuator（2）With crossbeam（11）Between be equipped with vertical fixture（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810215510.9A CN108444685B (en) | 2018-03-15 | 2018-03-15 | High-speed railway wheel rail vertical and horizontal force coupling loading simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810215510.9A CN108444685B (en) | 2018-03-15 | 2018-03-15 | High-speed railway wheel rail vertical and horizontal force coupling loading simulation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108444685A true CN108444685A (en) | 2018-08-24 |
| CN108444685B CN108444685B (en) | 2023-11-28 |
Family
ID=63194616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810215510.9A Active CN108444685B (en) | 2018-03-15 | 2018-03-15 | High-speed railway wheel rail vertical and horizontal force coupling loading simulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108444685B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297698A (en) * | 2018-11-23 | 2019-02-01 | 中南大学 | A kind of large scale structure fatigue test loading device |
| CN109932245A (en) * | 2019-04-18 | 2019-06-25 | 天津铁路信号有限责任公司 | A kind of rail pressure testing platform |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1985003573A1 (en) * | 1984-02-08 | 1985-08-15 | Mts Systems Corporation | Load dynamics compensation circuit for servohydraulic control systems |
| JPH05281096A (en) * | 1992-04-06 | 1993-10-29 | Hitachi Ltd | Railway rolling stock testing apparatus and method thereof |
| RU2232380C1 (en) * | 2002-12-25 | 2004-07-10 | Федеральное государственное унитарное предприятие Всероссийский научно-исследовательский и конструкторско-технологический институт подвижного состава | Stand for studying interaction of running wheel and rail |
| CN202522425U (en) * | 2012-03-26 | 2012-11-07 | 西南交通大学 | High-speed wheel track simulation experiment device |
| CN203096538U (en) * | 2012-12-26 | 2013-07-31 | 浙江大学 | Moving load analog loading device of rail traffic wheel shaft |
| CN203672612U (en) * | 2014-01-26 | 2014-06-25 | 桂林瑞特试验机有限公司 | Locomotive spring testing machine |
| CN105699034A (en) * | 2016-02-23 | 2016-06-22 | 同济大学 | Portable tail vertical excitation device |
| CN106289848A (en) * | 2016-10-31 | 2017-01-04 | 中南大学 | High-speed railway wheel track hang down cross force coupling loading simulator |
| EP3132243A1 (en) * | 2014-04-16 | 2017-02-22 | Kristl, Seibt & Co. Gesellschaft m.b.H. | Method for simulating the behaviour of the vehicle and chassis dynamometer |
| CN107121275A (en) * | 2017-06-13 | 2017-09-01 | 石家庄铁道大学 | Rail fastening integration test experimental facilities |
| CN107314809A (en) * | 2017-08-28 | 2017-11-03 | 华东交通大学 | A kind of high-precision noise-measuring system of box-beam structure |
| CN207923437U (en) * | 2018-03-15 | 2018-09-28 | 中南大学 | A kind of vertical transverse and longitudinal couple of force conjunction loading simulator of high-speed railway wheel track |
-
2018
- 2018-03-15 CN CN201810215510.9A patent/CN108444685B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1985003573A1 (en) * | 1984-02-08 | 1985-08-15 | Mts Systems Corporation | Load dynamics compensation circuit for servohydraulic control systems |
| JPH05281096A (en) * | 1992-04-06 | 1993-10-29 | Hitachi Ltd | Railway rolling stock testing apparatus and method thereof |
| RU2232380C1 (en) * | 2002-12-25 | 2004-07-10 | Федеральное государственное унитарное предприятие Всероссийский научно-исследовательский и конструкторско-технологический институт подвижного состава | Stand for studying interaction of running wheel and rail |
| CN202522425U (en) * | 2012-03-26 | 2012-11-07 | 西南交通大学 | High-speed wheel track simulation experiment device |
| CN203096538U (en) * | 2012-12-26 | 2013-07-31 | 浙江大学 | Moving load analog loading device of rail traffic wheel shaft |
| CN203672612U (en) * | 2014-01-26 | 2014-06-25 | 桂林瑞特试验机有限公司 | Locomotive spring testing machine |
| EP3132243A1 (en) * | 2014-04-16 | 2017-02-22 | Kristl, Seibt & Co. Gesellschaft m.b.H. | Method for simulating the behaviour of the vehicle and chassis dynamometer |
| CN105699034A (en) * | 2016-02-23 | 2016-06-22 | 同济大学 | Portable tail vertical excitation device |
| CN106289848A (en) * | 2016-10-31 | 2017-01-04 | 中南大学 | High-speed railway wheel track hang down cross force coupling loading simulator |
| CN107121275A (en) * | 2017-06-13 | 2017-09-01 | 石家庄铁道大学 | Rail fastening integration test experimental facilities |
| CN107314809A (en) * | 2017-08-28 | 2017-11-03 | 华东交通大学 | A kind of high-precision noise-measuring system of box-beam structure |
| CN207923437U (en) * | 2018-03-15 | 2018-09-28 | 中南大学 | A kind of vertical transverse and longitudinal couple of force conjunction loading simulator of high-speed railway wheel track |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297698A (en) * | 2018-11-23 | 2019-02-01 | 中南大学 | A kind of large scale structure fatigue test loading device |
| CN109932245A (en) * | 2019-04-18 | 2019-06-25 | 天津铁路信号有限责任公司 | A kind of rail pressure testing platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108444685B (en) | 2023-11-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102102317B (en) | Method for laying mixed passenger and freight jointless track and bridge erecting machine for erecting railway T-beam | |
| CN103063451B (en) | Rail transit train wholly moving load analog loading method and device | |
| CN102226743B (en) | Rail vehicle vehicle terminal relation integration testing stand | |
| CN102650574A (en) | Dynamic load simulation device for high-speed railway | |
| CN103485279B (en) | For the wet seam of cross-saddle single-track traffic | |
| CN105386372B (en) | For the attachment means between track switch active beam and pile beam | |
| Zakeri et al. | Investigation on dynamic behavior of railway track in transition zone | |
| CN202049055U (en) | Vehicle end relationship integrated test table for railway vehicles | |
| CN107900932A (en) | A kind of fixing device for bogie frame fatigue test | |
| CN209024904U (en) | Temperature load acts on the vertical transverse and longitudinal couple of force of lower high-speed rail wheel track and closes loading simulator | |
| CN107588969A (en) | Six pot of one drum-type entirety six degree of freedom exciting trolley coach bogie test platform | |
| CN207366220U (en) | Bogie of single-rail train six degree of freedom simulation loading testing stand | |
| CN106289848B (en) | The vertical cross force of high-speed railway wheel track couples loading simulator | |
| CN201648969U (en) | Railway T-girder bridge girder erection machine suitable for laying and erecting seamless lines for passenger and freight shared lines | |
| CN108444685A (en) | A kind of vertical transverse and longitudinal couple of force conjunction loading simulator of high-speed railway wheel track | |
| CN107284331A (en) | The beam car of two-way fortune beam on a kind of asymmetric whole opening box girder beam of achievable large-tonnage | |
| CN107187455A (en) | A kind of lightweight car body for power-centralized type EMUs | |
| CN207923437U (en) | A kind of vertical transverse and longitudinal couple of force conjunction loading simulator of high-speed railway wheel track | |
| CN202170458U (en) | Dynamic characteristic testing device of full scale track structure of high-speed railway | |
| CN207498835U (en) | Needle beam combined steel plate beam bridge panel cast-in-place construction sliding form frame system | |
| CN207047715U (en) | A kind of Bridge Erector supporting leg stand under load equalising control device | |
| CN205474630U (en) | Device for connecting be used for between switch initiative roof beam and buttress roof beam | |
| CN205329518U (en) | Embrace rail formula metro bridge system | |
| CN107933604A (en) | Monoblock type traverse table | |
| CN107012798A (en) | A kind of Bridge Erector supporting leg stand under load equalising control device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |