Interface Shakeproof rail
Technical field
The present invention relates to a kind of interface Shakeproof rail, the especially wheel of railcar by the web of the rail of rail on track or under
During the interface gap of plate, vibration weakening caused by making collision makes the interface Shakeproof rail that mitigation is damaged caused by collision.
Background technology
The wheel of the railcar web of the rail of rail or lower plate along track move, and must consider effect of expanding with heat and contract with cold when installing rail
Should, thus the interface between the two rails web of the rail or between lower plate leaves gap.Gap harm is big, and the wheel of railcar passes through interface
Shi Yuqian rail collides, and not only damages wheel and rail, and the noise sent and caused vibration make passenger feel under the weather.
Conventional solution has two.First, manufacture rail with the small steel of the coefficient of expansion;It is second is that continuous with a large amount of buckles
Rail is pressed abd fixed on supporter such as sleeper, expansive force or convergent force are overcome to the frictional force of rail with buckle.These are arranged
Mutual collaboration is applied, effective, present continuous welded rail track is customary.But in being moved for wheel along steel rail web or lower plate
For the hanging rail in portion, without the fixed buckle in place, slitless connection can not be realized.It, must be another to overcome the harm of collision belt
It tries every possible means.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of wheel of railcar by the web of the rail of rail on track or under
During the interface gap of plate, vibration weakening caused by making collision makes the interface Shakeproof rail that mitigation is damaged caused by collision.
In order to solve the above technical problems, the technical scheme is that:
A kind of interface Shakeproof rail, the interface Shakeproof rail are referred to as rail, include upper plate, the web of the rail, lower plate;The lower plate
The upper surface of lower plate center section and the lower surface of the web of the rail fasten and are connected as one, and the lower plate left part of the lower plate is located at should
The left side of lower plate center section, the lower plate right part of the lower plate are located at the right of the lower plate center section.
There are protrusive plate and a cuboid lower plate left side on the left of cuboid lower plate in the front end of the lower plate left part of rail lower plate
Notch before side, on the left of the lower plate before notch be located at the right of protrusive plate on the left of the lower plate, on the left of the lower plate protrusive plate and
Notch transverse width is equal before on the left of the lower plate, longitudinal length is equal;There is length in the front end of the lower plate right part of the lower plate
On the right side of cube shape lower plate on the right side of protrusive plate and cuboid lower plate before notch, on the right side of the lower plate before notch to be located at the lower plate right
The left side of side protrusive plate, the lower plate right side protrusive plate is equal with notch transverse width before lower plate right side, longitudinal length phase
Deng;The lower plate left side protrusive plate is equal with protrusive plate transverse width on the right side of the lower plate, longitudinal length is equal;The lower plate
The front end face of lower plate center section is flushed with the rear end face of notch before notch before lower plate left side or lower plate right side.
Plate is stretched in the rear end of the lower plate left part of rail lower plate after having on the left of cuboid lower plate and cuboid lower plate is left
Notch behind side, on the left of the lower plate after notch be located on the left of the lower plate after stretch the left side of plate, on the left of the lower plate after stretch plate and
Notch transverse width is equal after on the left of the lower plate, longitudinal length is equal;There is length in the rear end of the lower plate right part of the lower plate
Notch after being stretched after on the right side of cube shape lower plate on the right side of plate and cuboid lower plate, on the right side of the lower plate after notch to be located at the lower plate right
Stretch the right of plate behind side, on the right side of the lower plate after stretch that plate is equal with notch transverse width behind lower plate right side, longitudinal length phase
Deng;Plate is stretched after on the left of the lower plate and stretches that plate transverse width is equal, longitudinal length is equal behind lower plate right side;The lower plate is left
Stretch on the left of the lower plate of plate and the lower plate that protrusive plate transverse width is equal, longitudinal length is equal behind side;In the lower plate of the lower plate
Between part rear end face and the lower plate on the left of after stretch on the right side of plate or the lower plate after stretch the rear end face of plate and flush.
There are notch before cuboid web of the rail extension block and the cuboid web of the rail, notch before the web of the rail in the front end of steel rail web
Positioned at the lower section of web of the rail extension block, the web of the rail extension block is equal with notch vertical height before the web of the rail, longitudinal length
Equal, notch is equal with the longitudinal length of notch before the lower plate left side of the rail before the web of the rail, the web of the rail extension block
The front end face of protrusive plate is on same perpendicular on the left of the lower plate of front end face and the rail lower plate.
The rear end of steel rail web, which has, stretches notch after block and the cuboid web of the rail after the cuboid web of the rail, notch after the web of the rail
The top of block is stretched after the web of the rail, stretches that block is equal with notch vertical height after the web of the rail, longitudinal length after the web of the rail
Equal, it is equal to stretch the web of the rail extension block longitudinal length of block and the rail after the web of the rail, and the rear end face of block is stretched after the web of the rail
It is flushed with the rear end face of the lower plate center section of the rail lower plate.
The front end face of rail upper plate is flushed with the front end face of the web of the rail extension block of the steel rail web, the rear end of the upper plate
Face is flushed with the front end face of notch after the web of the rail of the steel rail web.
When two rails dock:Protrusive plate and lower plate right side protrusive plate are inserted into preceding rail respectively on the left of the lower plate of rail lower plate afterwards
After on the left of the lower plate of lower plate on the right side of notch and lower plate after in notch, on the left of the lower plate of preceding rail lower plate after stretch on the right side of plate and lower plate after
Before stretching on the left of the lower plate of rail lower plate after plate is inserted into respectively on the right side of notch and lower plate before in notch;The web of the rail extension of rail after described
After the web of the rail of the block insertion preceding rail in notch, lacked before the web of the rail of the block insertion rear rail is stretched after the web of the rail of the preceding rail
In mouthful;The front end face of rail upper plate is opposed with the rear end face of the preceding rail upper plate after described;The front end of rail and institute after described
There is interface gap between each corresponding part in rear end of rail before stating, the longitudinal length of the interface gap meets track not because thereon
Rail, which expands with heat and contract with cold, to be damaged.
One piece of rectangular blade is just installed above the lower surface of rail lower plate rear end;The supporting plate, transverse width are equal to or greatly
In the transverse width of the lower plate, front end face stretches the front of plate after being located on the left of the lower plate of the lower plate, and end face is located under this thereafter
The rear of plate is stretched after on the left of plate, upper surface fastens with the lower surface of the lower plate contacted and connects;After front and rear two rails docking, after
Protrusive plate and lower plate right side protrusive plate 3f are respectively rested on the support of the preceding rail rear end of corresponding position on the left of the lower plate of rail lower plate
On plate.
After such structure, if railcar wheel is along the lower plate left part of rail lower plate or lower plate right part
Upper surface moves, and when the axial right side of the wheel excircle perimeter surface passes through interface, the axial left side of the wheel excircle perimeter surface is but
In smooth lower plate;When the axial direction of the wheel excircle perimeter surface passes on left interface, the axial right side of the wheel excircle perimeter surface
But in smooth lower plate.That is when the wheel passes through interface, always there is half external peripheral surface in smooth lower plate, railcar
Under the support of this half external peripheral surface, it is obviously reduced the collision of the other half external peripheral surface and interface, thus collision is drawn
The amplitude of the vertical direction vibration risen is substantially reduced, and is damaged caused by collision and is significantly mitigated.
After such structure, if railcar wheel is moved along one of steel rail web two sides, the wheel excircle weekly form
When the axial direction downside in face passes through interface, on the upside of the axial direction of the wheel excircle perimeter surface but on the smooth web of the rail;Wheel excircle week
When the axial direction upside on surface passes through interface, on the downside of the axial direction of the wheel excircle perimeter surface but on the smooth web of the rail.That is should
When wheel passes through interface, always there is half external peripheral surface on the smooth web of the rail, make the collision of the other half external peripheral surface and interface
It is obviously reduced, thus the amplitude of oscillation crosswise caused by collision is substantially reduced, and is damaged caused by collision and is significantly mitigated.
Description of the drawings
The specific embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the schematic top plan view of rail lower plate.
After Fig. 2 is the docking of front and rear two rails, the lower plate of this two rails is in the schematic top plan view of interface.
Fig. 3 is the schematic side view of steel rail web and upper plate.
After Fig. 4 is the docking of front and rear two rails, the web of the rail and upper plate of this two rails are in the schematic side view of interface.
Specific embodiment
As shown in Figure 1 to Figure 4 shown in each figure, a kind of interface Shakeproof rail, the interface Shakeproof rail is referred to as rail, includes upper plate
1st, the web of the rail 2, lower plate 3.The upper surface of the lower plate center section 3a of the lower plate 3 and the lower surface of the web of the rail 2 fasten and are connected as one,
The lower plate left part 3b of the lower plate 3 is located at the left side of lower plate center section 3a, and the lower plate right part 3c of the lower plate 3 is located at
The right of lower plate center section 3a.
As shown in Figure 1, the front end of the lower plate left part 3b of rail lower plate 3 have on the left of cuboid lower plate protrusive plate 3d and
Notch 3e before on the left of cuboid lower plate, on the left of the lower plate before notch 3e be located at the right of lower plate left side protrusive plate 3d,
The lower plate left side protrusive plate 3d is equal with notch 3e transverse widths before lower plate left side, longitudinal length is equal.The lower plate 3
Lower plate right part 3c front end have on the right side of cuboid lower plate on the right side of protrusive plate 3f and cuboid lower plate before notch 3g, institute
Notch 3g is located at the left side of protrusive plate 3f on the right side of the lower plate before stating on the right side of lower plate, on the right side of the lower plate protrusive plate 3f and it is described under
Notch 3g transverse widths are equal before on the right side of plate, longitudinal length is equal.On the left of the lower plate protrusive plate 3d on the right side of the lower plate before
Stretch that plate 3f transverse widths are equal, longitudinal length is equal.The front end face of the lower plate center section 3a of the lower plate 3 is left with the lower plate
Before side on the right side of notch 3e or lower plate before the rear end face of notch 3g flush.
As shown in Figure 1, the rear end of the lower plate left part 3b of rail lower plate 3 stretched after having on the left of cuboid lower plate plate 3h and
Notch 3i after on the left of cuboid lower plate, on the left of the lower plate after notch 3i be located at the left side that plate 3h is stretched behind lower plate left side,
Stretch that plate 3h is equal with notch 3i transverse widths behind lower plate left side, longitudinal length is equal after on the left of the lower plate.The lower plate 3
Lower plate right part 3c rear end have on the right side of cuboid lower plate after stretch on the right side of plate 3j and cuboid lower plate after notch 3k, institute
Notch 3k stretches the right of plate 3j after stating on the right side of lower plate after being located on the right side of the lower plate, on the right side of the lower plate after stretch plate 3j and it is described under
Notch 3k transverse widths are equal after on the right side of plate, longitudinal length is equal.After being stretched after on the left of the lower plate on the right side of plate 3h and the lower plate
Stretch that plate 3j transverse widths are equal, longitudinal length is equal.Plate 3h is stretched after on the left of the lower plate with protracting on the left of the lower plate of the lower plate 3
Plate 3d transverse widths are equal, longitudinal length is equal.The rear end face of the lower plate center section 3a of the lower plate 3 and lower plate left side
The rear end face that plate 3j is stretched after stretching afterwards on the right side of plate 3h or described lower plates flushes.
As shown in figure 3, there is notch before cuboid web of the rail extension block 2a and the cuboid web of the rail in the front end of steel rail web 2
2b, notch 2b is located at the lower section of web of the rail extension block 2a before the web of the rail, and the web of the rail extension block 2a before the web of the rail with lacking
Mouth 2b vertical heights are equal, longitudinal length is equal, notch 2b and notch 3e before the lower plate left side of the rail before the web of the rail
Longitudinal length is equal, the front end of the front end face and protrusive plate 3d on the left of the lower plate of the rail lower plate 3 of the web of the rail extension block 2a
Face is on same perpendicular.
As shown in figure 3, notch after block 2c and the cuboid web of the rail is stretched in the rear end of steel rail web 2 after having the cuboid web of the rail
2d, notch 2d is located at the top that block 2c is stretched after the web of the rail after the web of the rail, stretches block 2c with being lacked after the web of the rail after the web of the rail
Mouth 2d vertical heights are equal, longitudinal length is equal, and block 2c is stretched after the web of the rail and the web of the rail extension block 2a of the rail is longitudinally long
Spend equal, the rear end face that the rear end face of block 2c and the lower plate center section 3a of the rail lower plate 3 are stretched after the web of the rail flushes.
As shown in figure 3, the front end face of rail upper plate 1 is flushed with the front end face of the web of the rail extension block 2a of the steel rail web 2,
The rear end face of the upper plate 1 is flushed with the front end face of notch 2d after the web of the rail of the steel rail web 2.
When two rails dock:As shown in Fig. 2, protrusive plate 3d and lower plate right side protrusive plate on the left of the lower plate of rear rail lower plate 3
Before 3f is inserted into respectively on the left of the lower plate of rail lower plate 3 after on the right side of notch 3i and lower plate after in notch 3k, the lower plate of preceding rail lower plate 3
Notch 3e and lower plate right side before being stretched after being stretched behind left side on the right side of plate 3h and lower plate on the left of the lower plate of rail lower plate 3 after plate 3j is inserted into respectively
In preceding notch 3g.As shown in figure 4, after described after the web of the rail of the web of the rail extension block 2a insertions preceding rail of rail in notch 2d,
Stretched after the web of the rail of the preceding rail block 2c insertions it is described after rail the web of the rail before in notch 2b.As shown in figure 4, after described on rail
The front end face of plate 1 is opposed with the rear end face of the preceding rail upper plate 1.As shown in Figure 2, Figure 4 shows, after described the front end of rail with it is described
There is interface gap 4 between each corresponding part in rear end of preceding rail, the longitudinal length of the interface gap 4 meets track not because of it
Upper rail, which expands with heat and contract with cold, to be damaged.
To make protrusive plate 3d and the lower plate right side not downward plastic bendings of protrusive plate 3f, rail lower plate 3 on the left of the lower plate of lower plate 3
One piece of rectangular blade is just installed above the lower surface of rear end.The supporting plate, transverse width are equal to or more than the laterally wide of the lower plate 3
Degree, front end face stretch the front of plate 3h after being located on the left of the lower plate of the lower plate 3, plate 3h is stretched in end face after being located on the left of the lower plate thereafter
Rear, upper surface and the lower surface of the lower plate 3 contacted fasten and connect.After front and rear two rails docking, rear rail lower plate 3
Protrusive plate 3d and lower plate right side protrusive plate 3f are respectively rested on the supporting plate of preceding rail rear end of corresponding position on the left of lower plate.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing.The present invention is not limited to above-mentioned embodiment party
Formula in the knowledge possessed in technical field those of ordinary skill, is made on the premise of present inventive concept is not departed from
The various change gone out, still falls within the scope of the present invention.