CN208953302U - A kind of reduced scale Wheel/rail testing stand - Google Patents
A kind of reduced scale Wheel/rail testing stand Download PDFInfo
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- CN208953302U CN208953302U CN201821431582.9U CN201821431582U CN208953302U CN 208953302 U CN208953302 U CN 208953302U CN 201821431582 U CN201821431582 U CN 201821431582U CN 208953302 U CN208953302 U CN 208953302U
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Abstract
The utility model discloses a kind of reduced scale Wheel/rail testing stands, including reduced scale rail mimic panel, driving motor, orbital position adjustment disk, reduced scale wheel disc, foundation platform, suspension simulation layer, loading layer and cushion cap guide post, bearing rack device, limit anchor rod component；Reduced scale rail mimic panel is installed on orbital position adjustment disk by bearing rack device；Reduced scale wheel disc is installed at the bottom of suspension simulation layer bottom cushion cap by bearing rack device；Hanging simulation layer includes suspension simulation layer bottom cushion cap and spring；Loading layer includes the fixed counter-force cushion cap of loading layer lower part load cushion cap, jack loading device, top set gradually from bottom to top；Reduced scale Wheel/rail testing stand provided by the utility model, structure is simple, it is cheap, EM equipment module degree is high, it can be changed the outfit according to different Research Requirements and match each module, and the High-speed Wheel/Rail relationship behavior under various working can be simulated in laboratory, the ideal platform of convenience is provided for research wheel rail relation.
Description
Technical field
The utility model relates to the ancillary test platforms of wheel rail relation research more particularly to a kind of reduced scale Wheel/rail to test
Platform.
Background technique
With the rapid development of our country's economy, it is handed over using high-speed railway, urban track traffic, heavy haul railway as the track of representative
Way system also enters Rapid development stage.
However, wheel track traffic is due to its own structure, the superiority of cost, it has also become China's major part rail traffic at present
The primary structure form of use, traction, braking and the operation of train will lean on the effect that is in rolling contact of wheel track to be achieved.It can be with
It says, wheel track dynamic Contact relationship reflects the dynamic interaction between wheel and rail, is that car track coupling dynamics are ground
The key technical problem in key problem and rail traffic studied carefully has the safety and reliability of train operation important
Meaning.
With the increasing of the raising of speed and axis weight, higher requirement has been researched and proposed to wheel rail relation.It is single at this stage
It, can not accurate description wheel rail relation this complicated rolling form with theoretical research；However, the practical road performance test expense in scene
Greatly, the duration is long, it is easier to by the interference from extraneous complex environment factor；But real ruler rolling is established in laboratory
Dynamic platform higher cost, is limited also larger by lab space, is generally required independent graduation larger space and is established roller tray, furthermore when
When testing complex (such as when the rail type face matching of research wheel), more changing jobs for real ruler roller tray accessory is also extremely onerous；
At the same time, easy Wheel/rail testing stand is established and is designed in the prior art, be still a piece of sky
It is white.
Utility model content
Reduced scale Wheel/rail testing stand provided by the utility model, to solve above-mentioned technological deficiency.It is above-mentioned in order to reach
Purpose, the technical solution of the utility model are achieved in that
The utility model provides a kind of reduced scale Wheel/rail testing stand, including reduced scale rail mimic panel, driving motor, rail
Road position adjustment disk, reduced scale wheel disc, foundation platform, suspension simulation layer, loading layer and cushion cap guide post, bearing rack device, limit
Anchor rod component；
Wherein, the reduced scale rail mimic panel is installed on orbital position adjustment disk by bearing rack device；And it is described
Reduced scale rail mimic panel is connected with driving motor (not shown)；
The reduced scale wheel disc is installed at the bottom of suspension simulation layer bottom cushion cap by bearing rack device；And the reduced scale
Wheel disc is located at the surface of the reduced scale rail mimic panel, and the reduced scale wheel disc with the reduced scale rail mock disc surface for connecing
After touch, it and is formed with the reduced scale rail mimic panel and rolls cooperation；
The orbital position adjustment disk is directly arranged at the foundation platform center, and the orbital position adjustment disk is opposite
It is rotatably assorted within the scope of certain angle in the foundation platform；The orbital position adjustment disk passes through ball turntable rotary action
For driving reduced scale rail mimic panel that the adjustment in the angle of shock of -6 ° to+6 ° ranges is allowed to act；
Wherein, the suspension simulation layer includes suspension simulation layer bottom cushion cap and spring；
Wherein, the loading layer includes the loading layer lower part load cushion cap set gradually from bottom to top, jack load dress
It sets, the fixed counter-force cushion cap in top；The bottom of the cushion cap guide post is connect with the foundation platform, and the cushion cap guide post
Top sequentially passes through suspension simulation layer bottom cushion cap, loading layer lower part load cushion cap from bottom to top and fixes counter-force with the top
Cushion cap connection；Reaction frame supporting role from when the fixed counter-force cushion cap in the top is used to load；And the spring is arranged described
It hangs between simulation layer bottom cushion cap and the loading layer lower part load cushion cap；
The limit anchor rod component includes three nuts for limiting anchor pole and being threadedly engaged on limit anchor pole；The limit
Anchor pole sequentially passes through suspension simulation layer bottom cushion cap, loading layer lower part load cushion cap, the fixed counter-force cushion cap in top from bottom to top；And
The bottom of the suspension simulation layer bottom cushion cap is arranged in one of nut, other two nut is separately positioned on top and fixes
Top, the bottom of counter-force cushion cap.
Preferably, as a kind of implementable solution；The spring is specially steel construction spring.
Preferably, as a kind of implementable solution；The cushion cap guide post is four, and four cushion cap guide posts pair
Claim to be distributed and pass through the suspension surrounding edge of simulation layer bottom cushion cap, loading layer lower part load cushion cap surrounding edge, on
The surrounding edge of the fixed counter-force cushion cap in portion.
Preferably, as a kind of implementable solution；The limit anchor pole is four, and four limit anchor poles symmetrically divide
Cloth simultaneously fixes counter-force cushion cap across the suspension two sides of simulation layer bottom cushion cap, the two sides of loading layer lower part load cushion cap, top
Two sides.
Preferably, as a kind of implementable solution；The loading layer lower part load cushion cap, the suspension simulation layer bottom are held
Platform slidably cooperates with the cushion cap guide post.
Preferably, as a kind of implementable solution；Limiting groove is provided at the top of the cushion cap of the suspension simulation layer bottom
Structure, and the bottom of the loading layer lower part load cushion cap is also equipped with limiting groove structure；It holds the suspension simulation layer bottom
The limiting groove locations of structures phase of the limiting groove structure of the top position of platform and the bottom of the loading layer lower part load cushion cap
It is corresponding, and for accommodating the spring.
Preferably, as a kind of implementable solution；The reduced scale Wheel/rail testing stand further includes counter weight device；It is described to match
Refitting, which is set, to be fixedly connected on the surface of the foundation platform.
Preferably, as a kind of implementable solution；The reduced scale wheel disc, the reduced scale rail mimic panel are all in accordance with practical type
Face size according to 1:4 ratio scaled down.
Preferably, as a kind of implementable solution；The diameter dimension of the reduced scale wheel disc and the reduced scale rail mimic panel
Than for 1:2.5.
Preferably, as a kind of implementable solution；The suspension simulation layer bottom cushion cap and the lower part load cushion cap it
Between the cushion cap guide post on socket be provided with friction pad；The friction pad is silastic-layer.
Compared with prior art, it is the advantages of the utility model embodiment:
A kind of reduced scale Wheel/rail testing stand provided by the utility model, the main construction for analyzing the said goods are known: should
Reduced scale Wheel/rail testing stand, mainly by reduced scale rail mimic panel, driving motor, orbital position adjustment disk, reduced scale wheel disc, basis
The structures such as cushion cap, suspension simulation layer, loading layer and cushion cap guide post, bearing rack device, limit anchor rod component are constituted；
Wherein, the reduced scale rail mimic panel is installed on orbital position adjustment disk by bearing rack device；And it is described
Reduced scale rail mimic panel is connected with driving motor (not shown)；
The reduced scale wheel disc is installed at the bottom of suspension simulation layer bottom cushion cap by bearing rack device；And the reduced scale
Wheel disc is located at the surface of the reduced scale rail mimic panel, and the reduced scale wheel disc with the reduced scale rail mock disc surface for connecing
After touch, it and is formed with the reduced scale rail mimic panel and rolls cooperation；
The orbital position adjustment disk is directly arranged at the foundation platform center, and the orbital position adjustment disk is opposite
It is rotatably assorted within the scope of certain angle in the foundation platform；The orbital position adjustment disk passes through ball turntable rotary action
For driving reduced scale rail mimic panel that the adjustment in the angle of shock of -6 ° to+6 ° ranges is allowed to act；
Wherein, the suspension simulation layer includes suspension simulation layer bottom cushion cap and spring；
Wherein, the loading layer includes the loading layer lower part load cushion cap set gradually from bottom to top, jack load dress
It sets, the fixed counter-force cushion cap in top；The bottom of the cushion cap guide post is connect with the foundation platform, and the cushion cap guide post
Top sequentially passes through suspension simulation layer bottom cushion cap, loading layer lower part load cushion cap from bottom to top and fixes counter-force with the top
Cushion cap connection；Reaction frame supporting role from when the fixed counter-force cushion cap in the top is used to load；And the spring is arranged described
It hangs between simulation layer bottom cushion cap and the loading layer lower part load cushion cap；
The limit anchor rod component includes three nuts for limiting anchor pole and being threadedly engaged on limit anchor pole；The limit
Anchor pole sequentially passes through suspension simulation layer bottom cushion cap, loading layer lower part load cushion cap, the fixed counter-force cushion cap in top from bottom to top；And
The bottom of the suspension simulation layer bottom cushion cap is arranged in one of nut, other two nut is separately positioned on top and fixes
Top, the bottom of counter-force cushion cap.
In specific structure；The fixed counter-force cushion cap in top is fixed with cushion cap guide post, and the fixed counter-force cushion cap in top is loading
When from reaction frame supporting role；Loading layer lower part load cushion cap is connected with suspension simulation layer, plays the work of fixed spring, power transmission
With；Simulation layer is hung between loading layer and reduced scale wheel disc, each pair spring of left and right cooperates load cushion cap to carry out power transmission；It is above-mentioned
Cushion cap guide post runs through each layer, plays the role of supporting overall structure, limitation power transmission direction.
In the specific use process: when test, reduced scale rail mimic panel and the contracting in corresponding type face are replaced according to Research Requirements
Foot wheel disk；After adjusting the rail angle of shock using orbital position adjustment disk, the limit tightening nut of limit anchor pole bottom is turned, so that
Reduced scale wheel disc contacts naturally with reduced scale rail mimic panel；After applying specified pressure by jack loading device, pass through motor control
Device starting motor processed drives reduced scale rail simulation disc spins to start to test.Other sensings can be cooperated in test according to specific requirement
Device (such as accelerometer) carries out relevant factor measurement.
In conclusion reduced scale Wheel/rail testing stand provided by the embodiment of the utility model, the degree of modularity is high, can root
Demand replacement reduced scale wheel disc and reduced scale rail mimic panel according to the study can study different pressures by adjusting driving, loading device
Wheel-rail contact relationship and friction wear situation under the influence of the variables such as (axis weight), speed, the matching of type face, wheel track relative position.
Reduced scale Wheel/rail testing stand provided by the embodiment of the utility model, structure novel, design is reasonable, by simple
And uncommon architecture design, the simulation test of rolling rig is completed, significant side is provided to the research of wheel rail relation
It helps.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic perspective view of reduced scale Wheel/rail testing stand provided by the embodiment of the utility model；
Fig. 2 be suspension simulation layer bottom cushion cap in reduced scale Wheel/rail testing stand provided by the embodiment of the utility model with
Assembly structure figure between spring and limiting groove structure；
Fig. 3 be suspension simulation layer bottom cushion cap in reduced scale Wheel/rail testing stand provided by the embodiment of the utility model,
Three-dimensional assembly structure figure between loading layer lower part load cushion cap, the fixed counter-force cushion cap in top and anchor pole limit assembly；
Fig. 4 be suspension simulation layer bottom cushion cap in reduced scale Wheel/rail testing stand provided by the embodiment of the utility model,
Main view assembly structure figure between loading layer lower part load cushion cap, the fixed counter-force cushion cap in top and anchor pole limit assembly.
Label: reduced scale rail mimic panel 1；Orbital position adjustment disk 2；Reduced scale wheel disc 3；Foundation platform 4；Hang simulation layer bottom
Portion's cushion cap 5；Spring 6；Loading layer lower part load cushion cap 7；Jack loading device 8；Counter-force cushion cap 9 is fixed on top；Cushion cap guiding
Column 10；Bearing rack device 11；Limiting groove structure 12；Limit anchor pole 13；Nut 14；Hang simulation layer A；Loading layer B；Deadline anchor
Bar assembly C.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that the word of the orientation or positional relationship of certain instructions, only
It is the utility model and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have spy
Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that " connection " shall be understood in a broad sense, for example, it may be fixed
Connection, may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly
It is connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Referring to Fig. 1, a kind of reduced scale Wheel/rail testing stand provided by the embodiment of the utility model, including the simulation of reduced scale rail
Disk 1, driving motor, orbital position adjustment disk 2, reduced scale wheel disc 3, foundation platform 4, suspension simulation layer A, loading layer B and cushion cap are led
To column 10, bearing rack device 11, limit anchor rod component C (partial structurtes can be found in Fig. 2, Fig. 3, Fig. 4)；
Wherein, the reduced scale rail mimic panel 1 is installed on orbital position adjustment disk 2 by bearing rack device 11；And
The reduced scale rail mimic panel 1 is connected with driving motor (not shown)；
The reduced scale wheel disc 3 is installed at the bottom of suspension simulation layer bottom cushion cap 5 by bearing rack device 11；And institute
The surface that reduced scale wheel disc 3 is located at the reduced scale rail mimic panel 1 is stated, the reduced scale wheel disc 3 is used for and the reduced scale rail mould
After quasi- 1 surface of disk contact, and is formed with the reduced scale rail mimic panel 1 and roll cooperation；
The orbital position adjustment disk 2 is directly arranged at 4 center of foundation platform, and the orbital position adjustment disk 2
It is rotatably assorted within the scope of certain angle relative to the foundation platform 4；The orbital position adjustment disk 2 is turned by ball turntable
Movement is with for driving reduced scale rail mimic panel 1 that the adjustment in the angle of shock of -6 ° to+6 ° ranges is allowed to act；
Wherein, the suspension simulation layer A includes suspension simulation layer bottom cushion cap 5 and spring 6；
Wherein, the loading layer B includes the loading layer lower part load cushion cap 7 set gradually from bottom to top, jack load
Device 8, the fixed counter-force cushion cap 9 in top；The jack loading device 8 is arranged in the loading layer lower part load cushion cap 7 and institute
It states between the fixed counter-force cushion cap 9 in top；The bottom of the cushion cap guide post 10 is connect with the foundation platform 4, and the cushion cap
The top of guide post 10 sequentially pass through from bottom to top suspension simulation layer bottom cushion cap 5, loading layer lower part load cushion cap 7 and with it is described
The fixed counter-force cushion cap 9 in top connects；Reaction frame supporting role from when the fixed counter-force cushion cap 9 in the top is used to load；And it is described
Spring 6 is arranged between suspension simulation layer bottom cushion cap 5 and the loading layer lower part load cushion cap 7；
The limit anchor rod component C includes three nuts 14 for limiting anchor pole 13 and being threadedly engaged on limit anchor pole；Institute
It states limit anchor pole and sequentially passes through suspension simulation layer bottom cushion cap 5, loading layer lower part load cushion cap 7, top fixation from bottom to top instead
Power cushion cap 9；And the bottom of the suspension simulation layer bottom cushion cap 5 is arranged in one of nut, other two nut is set respectively
It sets in top, the bottom of the fixed counter-force cushion cap 9 in top.
As shown in Figure 1, above-mentioned reduced scale rail mimic panel is connected with driving motor (not shown)；Orbital position is adjusted
Disk is directly mounted at 4 center of foundation platform, allows reduced scale rail mimic panel to carry out rushing for -6 ° to+6 ° ranges by ball turntable
Hit angle adjustment.Reduced scale wheel disc 3 is located at the surface of reduced scale rail mimic panel, is fixed on suspension simulation layer bottom cushion cap 5；Load
Layer is made of loading layer lower part load cushion cap 7, jack loading device 8, the fixed counter-force cushion cap 9 in top, and the fixed counter-force in top is held
Platform is fixed by cushion cap guide post 10, when load from reaction frame supporting role；Loading layer lower part load cushion cap and suspension simulation layer
It is connected, plays the role of fixed spring, power transmission；Simulation layer is hung between loading layer and reduced scale wheel disc, each pair bullet of left and right
Spring 6 cooperates load cushion cap to carry out power transmission；Cushion cap guide post 10 runs through each layer, plays support overall structure, limits power transmission direction
Effect.
Known to the main construction for analyzing the said goods: the reduced scale Wheel/rail testing stand, mainly by reduced scale rail mimic panel
1, driving motor, orbital position adjustment disk 2, reduced scale wheel disc 3, foundation platform 4, suspension simulation layer A, loading layer B, limit anchor pole group
The structures such as part C and cushion cap guide post 10, bearing rack device 11 are constituted；
In specific structure；The fixed counter-force cushion cap 9 in top is fixed by cushion cap guide post 10, when load from reaction frame support
Effect；The loading layer lower part load cushion cap 7 is connected with suspension simulation layer A, plays the role of fixed spring, power transmission；It is described outstanding
Simulation layer A is hung between loading layer B and reduced scale wheel disc 3, each pair spring 6 of left and right cooperates load cushion cap to carry out power transmission；It is described
Cushion cap guide post 10 runs through each layer, plays the role of supporting overall structure, limitation power transmission direction；The setting of foundation platform 4 one
It is fixed on ground after determining counterweight, guarantees that overall structure is stablized.
In the specific use process: when test, reduced scale rail mimic panel 1 and the contracting in corresponding type face are replaced according to Research Requirements
Foot wheel disk 3；After adjusting the rail angle of shock using orbital position adjustment disk 2, the limit tightening nut of limit 13 bottom of anchor pole is turned,
So that reduced scale wheel disc contacts naturally with reduced scale rail mimic panel；After applying specified pressure by jack loading device 8, pass through electricity
Machine control device starting motor drives reduced scale rail simulation disc spins to start to test.Other can be cooperated according to specific requirement in test
Sensor (such as accelerometer) carries out relevant factor measurement.
In conclusion reduced scale Wheel/rail testing stand provided by the embodiment of the utility model, structure novel, design are closed
Reason, by simple uncommon architecture design, completes the simulation test of rolling rig, provides the research of wheel rail relation
Significant help.
It is further to note that；Attack angle between wheel and rail φ (i.e. wheel-rail impact angle) refers to train when running on straight path
It takes turns the angle to direction of advance and track centerline tangent line or runs hour wheel on curve circuit to axis and orbital curve radial direction
The angle in direction.
Below to the specific configuration and particular technique of reduced scale Wheel/rail testing stand provided by the embodiment of the utility model
Effect, which is done, to be described in detail:
Preferably, as a kind of implementable solution；The spring 6 is specially steel construction spring.
It should be noted that in the specific technical solution of the utility model embodiment, as shown in Fig. 1, above-mentioned spring 6
It can choose the compression spring of multiple structural forms, but technical solution the most most preferred, it is preferable to use steel construction spring,
The anti-density of load of its resistance to compression is high, and it is strong to restore deformability, uses in particularly suitable reduced scale Wheel/rail testing stand.
Preferably, as a kind of implementable solution；The cushion cap guide post 10 is four, and four cushion cap guide posts
10 surrounding corners that are symmetrical and passing through the surrounding edge of suspension simulation layer bottom cushion cap 5, loading layer lower part load cushion cap 7
The surrounding edge of counter-force cushion cap 9 is fixed at place, top.
It should be noted that as shown in Fig. 1, above-mentioned cushion cap is led in the specific technical solution of the utility model embodiment
It is four to column 10, and four cushion cap guide posts 10 are symmetrical and pass through the surrounding edge of three layers of cushion cap, in this way may be used
To guarantee stable power transmission and sliding effect.
Preferably, as a kind of implementable solution；The loading layer lower part load cushion cap 7, the suspension simulation layer bottom
Cushion cap 5 slidably cooperates with the cushion cap guide post 10.The limit anchor pole 13 is four, and four limit anchor poles 13
It is symmetrical and fixed anti-across the suspension two sides of simulation layer bottom cushion cap 5, the two sides of loading layer lower part load cushion cap 7, top
The two sides of power cushion cap 9.
It should be noted that in the specific technical solution of the utility model embodiment, as shown in Fig. 3 and Fig. 4, load
Between layer lower part load cushion cap 7 and suspension simulation layer bottom cushion cap 5 and cushion cap guide post 10 slidably.Meanwhile to guarantee reduced scale wheel
Disk 3 is only contacted with reduced scale rail mimic panel 1 if necessary, carries out vertical limit to cushion cap after need to cooperating limit anchor pole 13.Four
Symmetrical limit anchor pole 13 passes through three layers of cushion cap, and upper nut is fixed on fixed 9 top of counter-force cushion cap in top；Suspension simulation
Tightening nut is arranged in cushion cap about 5 two sides in layer bottom.
Above-mentioned three layers of cushion cap carries out vertical limit by four limit anchor poles, limits setting nut on anchor pole and implements to adjust,
It can guarantee that reduced scale wheel disc only contacts if necessary with reduced scale rail mimic panel.
Preferably, as a kind of implementable solution；The top of the suspension simulation layer bottom cushion cap 5 is provided with limiting groove
Structure 12, and the bottom of the loading layer lower part load cushion cap 7 is also equipped with limiting groove structure 12；The suspension simulation layer bottom
The limiting groove knot of the bottom of the limiting groove structure 12 of the top position of portion's cushion cap 5 and the loading layer lower part load cushion cap 7
12 position of structure is corresponding, and for accommodating the spring 6.
It should be noted that as shown in Fig. 2, hanging simulation layer in the specific technical solution of the utility model embodiment
Bottom cushion cap 5 and 7 (not shown) of loading layer lower part load cushion cap, which correspond to spring position, need to cooperate limit shown in figure recessed
Slot structure 12 uses, to prevent spring from buckling occur.In the limiting groove of the mating installation correspondingly-sized of steel spring installed position
Uniform power transmission in steel spring and limiting groove structure may be implemented in structure.
Preferably, as a kind of implementable solution；The reduced scale Wheel/rail testing stand further includes counter weight device；It is described to match
Refitting, which is set, to be fixedly connected on the surface of the foundation platform 4.
It should be noted that above-mentioned foundation platform 4 is arranged centainly in the specific technical solution of the utility model embodiment
It is fixed on ground (i.e. installation counter weight device) after counterweight, can guarantee that the overall structure of reduced scale Wheel/rail testing stand is steady in this way
It is fixed, so that guarantee test is gone on smoothly.
Preferably, as a kind of implementable solution；The reduced scale wheel disc 3, the reduced scale rail mimic panel 1 are according to practical type
Face according to 1:4 ratio scaled down.
It should be noted that in the specific technical solution of the utility model embodiment；The reduced scale wheel disc 3 (is simulated
Wheel) it cooperates with the reduced scale rail mimic panel 1 (i.e. simulation rail), above-mentioned reduced scale wheel disc 3 is actually simulated with suspension
It is to be detachably connected between the cushion cap of layer bottom, which makes it possible to freely replace difference according to Research Requirements
Take turns rail type face component.
Preferably, as a kind of implementable solution；The reduced scale wheel disc and reduced scale rail simulation disk diameter ratio are 1:2.5.
Above-mentioned reduced scale rail mimic panel can allow a certain range of angle of shock to adjust by orbital position adjustment disk；
Preferably, as a kind of implementable solution；The driving motor includes electric motor and controller system, it can be achieved that maximum
The ideal reduced scale speed of service of 120km/h, speed are adjustable.
It should be noted that implementing to drive using reduced scale wheel disc, and pass through wheel in the technical solution of the utility model
On-load pressure；In specific connection structure, the motor shaft and reduced scale rail mimic panel wheel shaft of above-mentioned driving motor pass through shaft coupling
It is fixedly connected, realization directly drives, and can save testing stand space and cost in this way.
It is further to note that the fixed counter-force cushion cap in the top of loading layer B and lower part load cushion cap are loaded in jack
Position thickeies section and carries out rigidity reinforcement.Meanwhile the reinforcing of jack attachment means 8 is controllable, highest can load 2 tons
Ideal reduced scale load.
Preferably, as a kind of implementable solution；It is held positioned at the suspension simulation layer bottom cushion cap with the lower part load
Socket is provided with friction pad in the cushion cap guide post between platform；The friction pad is silastic-layer.
It should be noted that in the specific technical solution of the utility model embodiment；Positioned at the suspension simulation layer bottom
Socket is provided with friction pad in the cushion cap guide post between portion's cushion cap and the lower part load cushion cap, utilizes above-mentioned friction pad
The reduced abrasion of cushion cap guide post and cushioning effect may be implemented.
At least there is the technical advantage of following aspect in reduced scale Wheel/rail testing stand provided by the utility model:
One, reduced scale Wheel/rail testing stand provided by the utility model, by reduced scale rail mimic panel, driving motor, rail
Road position adjustment disk, reduced scale wheel disc, foundation platform, suspension simulation layer, loading layer and cushion cap guide post, bearing rack device, limit
The structures such as anchor rod component are constituted；In specific structure；The fixed counter-force cushion cap in top is fixed with cushion cap guide post, the fixed counter-force in top
Cushion cap load when from reaction frame supporting role；Loading layer lower part load cushion cap with suspension simulation layer be connected, play fixed spring,
The effect of power transmission；Simulation layer is hung between loading layer and reduced scale wheel disc, each pair spring of left and right cooperates load cushion cap to carry out
Power transmission；Above-mentioned cushion cap guide post runs through each layer, plays the role of supporting overall structure, limitation power transmission direction.It will be apparent that above-mentioned contracting
Ruler rail mimic panel, orbital position adjustment disk, reduced scale wheel disc, foundation platform, suspension simulation layer, loading layer and cushion cap guide post,
Bearing rack device, the limit specific structures such as anchor rod component are all original designs, and the connection relationship between above-mentioned specific structure
And positional relationship has reasonable layout designs；Therefore reduced scale Wheel/rail testing stand provided by the embodiment of the utility model,
Its technical construction is more reasonable, and function is more perfect.Reduced scale Wheel/rail testing stand provided by the utility model, can be according to grinding
Study carefully demand replacement reduced scale wheel disc and reduced scale rail mimic panel, different pressures (axis can be studied by adjusting driving, loading device
Again), the wheel-rail contact relationship and friction wear situation under the influence of the variables such as speed, the matching of type face, wheel track relative position.
Two, reduced scale Wheel/rail testing stand provided by the utility model, can be used for the feelings of place limited space in laboratory
Carry out wheel rail relation experimental study under condition.
Three, reduced scale Wheel/rail testing stand provided by the utility model, structure is simple, and stress is clear, cheap, is
Research wheel rail relation provides the ideal platform of convenience.
Based on above all various technical advantages, therefore say reduced scale Wheel/rail examination provided by the embodiment of the utility model
Platform is tested, good market prospects and economic benefit will be brought.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of reduced scale Wheel/rail testing stand, which is characterized in that including reduced scale rail mimic panel, driving motor, orbital position
Adjustment disk, reduced scale wheel disc, foundation platform, suspension simulation layer, loading layer and cushion cap guide post, bearing rack device, limit anchor pole group
Part；
Wherein, the reduced scale rail mimic panel is installed on orbital position adjustment disk by bearing rack device；And the reduced scale
Rail mimic panel is connected with driving motor；
The reduced scale wheel disc is installed at the bottom of suspension simulation layer bottom cushion cap by bearing rack device；And the reduced scale wheel disc
Positioned at the surface of the reduced scale rail mimic panel, the reduced scale wheel disc with the reduced scale rail mock disc surface for contacting
Afterwards, it and is formed with the reduced scale rail mimic panel and rolls cooperation；
The orbital position adjustment disk is directly arranged at the foundation platform center, and the orbital position adjustment disk is relative to institute
Foundation platform is stated to be rotatably assorted within the scope of certain angle；The orbital position adjustment disk is used for by ball turntable rotary action
Drive reduced scale rail mimic panel that the adjustment in the angle of shock of -6 ° to+6 ° ranges is allowed to act；
Wherein, the suspension simulation layer includes suspension simulation layer bottom cushion cap and spring；
Wherein, the loading layer include the loading layer lower part load cushion cap set gradually from bottom to top, jack loading device, on
Counter-force cushion cap is fixed in portion；The bottom of the cushion cap guide post is connect with the foundation platform, and the top of the cushion cap guide post
Suspension simulation layer bottom cushion cap, loading layer lower part load cushion cap are sequentially passed through from bottom to top and fix counter-force cushion cap with the top
Connection；Reaction frame supporting role from when the fixed counter-force cushion cap in the top is used to load；And the spring is arranged in the suspension
Between simulation layer bottom cushion cap and the loading layer lower part load cushion cap；
The limit anchor rod component includes three nuts for limiting anchor pole and being threadedly engaged on limit anchor pole；The limit anchor pole
Suspension simulation layer bottom cushion cap, loading layer lower part load cushion cap, the fixed counter-force cushion cap in top are sequentially passed through from bottom to top；And wherein
The bottom of the suspension simulation layer bottom cushion cap is arranged in one nut, other two nut is separately positioned on the fixed counter-force in top
Top, the bottom of cushion cap.
2. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
The spring is specially steel construction spring.
3. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
The cushion cap guide post is four, and four cushion cap guide posts are symmetrical and pass through suspension simulation layer bottom cushion cap
Surrounding edge, the surrounding edge of loading layer lower part load cushion cap, the fixed counter-force cushion cap in top surrounding edge.
4. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
The limit anchor pole is four, and four limit anchor poles are symmetrical and pass through the two of suspension simulation layer bottom cushion cap
Side, the two sides of loading layer lower part load cushion cap, the fixed counter-force cushion cap in top two sides.
5. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
The loading layer lower part load cushion cap, suspension simulation layer bottom cushion cap are slidably matched with the cushion cap guide post
It closes.
6. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
It is provided with limiting groove structure at the top of the cushion cap of the suspension simulation layer bottom, and the loading layer lower part load cushion cap
Bottom is also equipped with limiting groove structure；It is described suspension simulation layer bottom cushion cap top position limiting groove structure with it is described
The limiting groove locations of structures of the bottom of loading layer lower part load cushion cap is corresponding, and for accommodating the spring.
7. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
The reduced scale Wheel/rail testing stand further includes counter weight device；The counter weight device is fixedly connected on the foundation platform
On surface.
8. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
The reduced scale wheel disc, the reduced scale rail mimic panel are all in accordance with practical molding surface size according to the ratio scaled down of 1:4.
9. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
The diameter dimension ratio of the reduced scale wheel disc and the reduced scale rail mimic panel is 1:2.5.
10. reduced scale Wheel/rail testing stand as described in claim 1, which is characterized in that
It is socketed and is provided in the cushion cap guide post between the suspension simulation layer bottom cushion cap and the lower part load cushion cap
Friction pad；The friction pad is silastic-layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821431582.9U CN208953302U (en) | 2018-08-31 | 2018-08-31 | A kind of reduced scale Wheel/rail testing stand |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821431582.9U CN208953302U (en) | 2018-08-31 | 2018-08-31 | A kind of reduced scale Wheel/rail testing stand |
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| Publication Number | Publication Date |
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| CN208953302U true CN208953302U (en) | 2019-06-07 |
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| CN201821431582.9U Active CN208953302U (en) | 2018-08-31 | 2018-08-31 | A kind of reduced scale Wheel/rail testing stand |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801664A (en) * | 2018-08-31 | 2018-11-13 | 北京交通大学 | A kind of reduced scale Wheel/rail testing stand |
-
2018
- 2018-08-31 CN CN201821431582.9U patent/CN208953302U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801664A (en) * | 2018-08-31 | 2018-11-13 | 北京交通大学 | A kind of reduced scale Wheel/rail testing stand |
| CN108801664B (en) * | 2018-08-31 | 2023-12-26 | 北京交通大学 | Reduced scale wheel rail rolling test stand |
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