CN103669125A - Rail backing plate - Google Patents
Rail backing plate Download PDFInfo
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- CN103669125A CN103669125A CN201310755275.1A CN201310755275A CN103669125A CN 103669125 A CN103669125 A CN 103669125A CN 201310755275 A CN201310755275 A CN 201310755275A CN 103669125 A CN103669125 A CN 103669125A
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Abstract
The invention relates to a rail backing plate, belongs to the technical field of railway parts, and solves the problem of instability in the structure of a conventional rail backing plate. The rail backing plate comprises a rectangular plate body, wherein a plurality of upper energy absorption units capable of absorbing vibration energy are arranged on the top surface of the plate body in a direction perpendicular to the bottom edge of the plate body, a plurality of lower energy absorbing units capable of absorbing vibration energy are arranged on the bottom surface of the plate body in a direction perpendicular to the bottom edge of the plate body, and in the orthographic projection direction of the top surface of the plate body, each lower energy absorbing unit directly faces to a clearance between two adjacent upper energy absorbing units. Compared with the prior art, the rail backing plate provided by the invention has the advantages that the upper energy absorption units and the lower energy absorption units on the backing plate are arranged in a staggered manner, so that the structure of the backing plate is more stable; each energy absorbing column is arranged to take the shape of a cone frustum, so as to enable the backing plate to play a better buffering effect on a train. Therefore, the train is enabled to run more stably. A deformation slot is formed in the top of each auxiliary energy absorbing column, the buffering effect of the backing plate on the train can be enhanced, and the static rigidity of the backing plate is reduced.
Description
Technical field
The invention belongs to railway casting technical field, relate to a kind of rail tie plate.
Background technology
Train is one of main traffic instrument of the mankind, and the feature of its high-speed low accident rate is also favored by numerous passengers.Rail is the requisite infrastructure of train running, and its quality directly has influence on speed and the safety of train.For making train more steady in the process of moving, guarantee the comfort of passenger when used during taking train, generally below rail, can be provided with backing plate realizes damping effect.
For example, Chinese utility model patent (application number: 200920100124.1; Notice of authorization number: CN201459537U) disclose a kind of railway elastic base plate, railway elastic base plate is plane backing plate, is provided with projection on the bearing surface of plane backing plate, and projection is uniformly distributed.It is cylindrical bump, block-shaped protrusion, strip projected parts form of structure that this backing plate redesigns into bearing surface by original slate structure, boss is uniformly distributed, reduce the quiet rigidity of backing plate, both solve the flatness problem of backing plate, also guaranteed the problem on deformation of product, like this, both reduced the contact area of backing plate, can make again load be uniformly distributed, reduce quiet rigidity, also save raw material.
But in this backing plate, the projection of the bearing surface up and down of backing plate is symmetrical arranged, make the plate body between projection adjacent on backing plate upper surface or soffit excessively thin, thereby in use easily there is the situation of fracture, its structural instability in backing plate.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, proposed the rail tie plate that a kind of structure is comparatively stable.
Object of the present invention can realize by following technical proposal: a kind of rail tie plate, comprise the plate body being rectangle, the right and left of described plate body bottom surface is along locating all have the base perpendicular to bottom surface projection, it is characterized in that, on described plate body end face, along the direction perpendicular to base, there is the upper energy-absorbing unit of some energy absorbing vibrational energies, on described plate body bottom surface, along the direction perpendicular to base, there is the lower energy-absorbing unit of some energy absorbing vibrational energies, end face orthography direction along plate body, gap on described lower energy-absorbing unit and adjacent two between energy-absorbing unit over against.
When mounted, long limit and the rail of plate body be arranged in parallel.Rail tie plate is between sleeper and rail, and two protruding bases are positioned at the both sides of sleeper, and this backing plate is played the role of positioning.When train process backing plate top, the vibration that train operation produces is adsorbed by backing plate, thereby makes train operation comparatively stable.Some upper energy-absorbings unit is arranged on plate body end face, and orientation is perpendicular to base; Equally, some lower energy-absorbings unit is arranged on plate body bottom surface, and orientation is perpendicular to base.By the setting of staggering of upper energy-absorbing unit and lower energy-absorbing unit, the below of the interstitial site between upper energy-absorbing unit has lower energy-absorbing unit, same, the top of the interstitial site between lower energy-absorbing unit has upper energy-absorbing unit, like this, interstitial site between interstitial site between upper energy-absorbing unit and lower energy-absorbing unit was unlikely to thin, made the intensity of whole backing plate stronger, and its fatigue performance is better, structure is comparatively stable.
In above-mentioned rail tie plate, described upper energy-absorbing unit comprises some main energy-absorbing posts one and some secondary energy-absorbing posts one, described some main energy-absorbing posts one and the base shape main energy-absorbing row one in a row that be arranged in parallel, described some secondary energy-absorbing post one and the base shape secondary energy-absorbing row one in a row that be arranged in parallel, above-mentioned main energy-absorbing row one arranges one with secondary energy-absorbing and parallels.When design, the elasticity of secondary energy-absorbing post one and the elasticity of main energy-absorbing post one are differed, like this, under different behavior in service, backing plate can produce at least two kinds of different quiet rigidity, makes backing plate can meet the different requirements of the train of Different Weight to the quiet rigidity of rail tie plate.In addition, main energy-absorbing row one is all arranged to parallel and base with secondary energy-absorbing row one, perpendicular to the direction of rail, makes backing plate stressed comparatively even.
In above-mentioned rail tie plate, the quantity of the main energy-absorbing row one in same upper energy-absorbing unit is a row, between two secondary energy-absorbings rows one of described secondary energy-absorbing row's one the quantity energy-absorbing unit that is two rows and main energy-absorbing row one on same.
In above-mentioned rail tie plate, described main energy-absorbing post one is circular cone shape and its larger-size bottom and above-mentioned plate body end face is connected.The main energy-absorbing post one of circular cone shape is different at the area of the cross section of differing heights, that is to say, on main energy-absorbing post one the closer to larger in the section area at plate body place, make main energy-absorbing post once at this height and position larger to the required power of the main energy-absorbing post one of lower compression, to travel through train play a good buffering effect.Bottom and the contact area between plate body of this shape are larger, and connection is between the two comparatively firm, and meanwhile, the area at its top is less, has reduced quiet rigidity.As another kind of scheme, being shaped as of main energy-absorbing post one is cylindrical.
In above-mentioned rail tie plate, described main energy-absorbing post one is integral type structure with plate body.During production, in mould, main energy-absorbing post one is one-body molded with plate body, its production process is comparatively simple.
In above-mentioned rail tie plate, described secondary energy-absorbing post one is circular cone shape and its larger-size bottom and above-mentioned plate body end face is connected, and the top of described secondary energy-absorbing post one has recessed distortion groove one.Equally, the shape of secondary energy-absorbing post one is also circular cone shape, to travel through train play a good buffering effect.Recessed distortion groove one is set at the top of secondary energy-absorbing post one, makes the topside area of secondary energy-absorbing post one less, it is more obvious to the cushioning effect of train, and quiet rigidity is also less.
In above-mentioned rail tie plate, described lower energy-absorbing unit comprises some main energy-absorbing posts two and some secondary energy-absorbing posts two, described some main energy-absorbing posts two and the base shape main energy-absorbing row two in a row that be arranged in parallel, described some secondary energy-absorbing post two and the base shape secondary energy-absorbing row two in a row that be arranged in parallel, above-mentioned main energy-absorbing row two arranges two with secondary energy-absorbing and parallels.When design, the elasticity of secondary energy-absorbing post two and the elasticity of main energy-absorbing post two are differed, like this, under different behavior in service, backing plate can produce at least two kinds of different quiet rigidity, makes backing plate can meet the different requirements of the train of Different Weight to the quiet rigidity of rail tie plate.In addition, main energy-absorbing row two is all arranged to parallel and base with secondary energy-absorbing row two, perpendicular to the direction of rail, makes backing plate stressed comparatively even.
In above-mentioned rail tie plate, the quantity of the main energy-absorbing row two in same lower energy-absorbing unit is two rows, and described secondary energy-absorbing row's two quantity is that a row and main energy-absorbing row two arrange between two at two secondary energy-absorbings of same lower energy-absorbing unit.
In above-mentioned rail tie plate, described main energy-absorbing post two is circular cone shape and its larger-size bottom and above-mentioned plate body end face is connected.The main energy-absorbing post two of circular cone shape is different at the area of the cross section of differing heights, that is to say, on main energy-absorbing post two the closer to larger in the section area at plate body place, make main energy-absorbing post two at this height and position larger once required power to the main energy-absorbing post of lower compression, to travel through train play a good buffering effect.Bottom and the contact area between plate body of this shape are larger, and connection is between the two comparatively firm, and meanwhile, the area at its top is less, has reduced quiet rigidity.As another kind of scheme, being shaped as of main energy-absorbing post two is cylindrical.
In above-mentioned rail tie plate, described main energy-absorbing post two is integral type structure with plate body.During production, in mould, main energy-absorbing post two is body formed with plate body two, its production process is comparatively simple.
In above-mentioned rail tie plate, described secondary energy-absorbing post two is circular cone shape and its larger-size bottom and above-mentioned plate body end face is connected, and the top of described secondary energy-absorbing post two has recessed distortion groove two.Equally, the shape of secondary energy-absorbing post two is also circular cone shape, to travel through train play a good buffering effect.Recessed distortion groove two is set at the top of secondary energy-absorbing post two, makes the topside area of secondary energy-absorbing post two less, it is more obvious to the cushioning effect of train, and quiet rigidity is also less.
In above-mentioned rail tie plate, on described plate body end face, there is recessed main energy-absorbing chamber, above-mentioned main energy-absorbing post one is mutually concordant with port, main energy-absorbing chamber with the top that secondary energy-absorbing post one is all arranged in energy-absorbing chamber and main energy-absorbing post one and secondary energy-absorbing post one.Along plate body, have gear around along one, together form main energy-absorbing chamber with plate body, the gear of main energy-absorbing chamber sidepiece plays the effect of buffering along a pair of train.
In above-mentioned rail tie plate, described main energy-absorbing chamber sidepiece has the main drain hole running through.Rail tie plate in use, is understood unavoidably the foreign material such as rain and is entered in main energy-absorbing chamber, offers main drain hole thereon, makes the foreign material such as rainwater keep the clean of backing plate for convenience of discharging from main energy-absorbing chamber, extends the application life of backing plate.Meanwhile, at the gear of main energy-absorbing chamber sidepiece, offer main drain hole along one, also can reduce gear and concentrate along one stress, make the structure of backing plate more stable.
In above-mentioned rail tie plate, the quantity of described main drain hole is identical with upper energy-absorbing element number and corresponding one by one.Like this, the foreign matter in backing plate can more easy discharge.As a kind of preferred version, on each, the both sides of energy-absorbing unit all have a main drain hole.
In above-mentioned rail tie plate, on described plate body bottom surface, there is recessed secondary energy-absorbing chamber, above-mentioned main energy-absorbing post two is mutually concordant with port, secondary energy-absorbing chamber with the top that secondary energy-absorbing post two is all arranged in secondary energy-absorbing chamber and main energy-absorbing post two and secondary energy-absorbing post two.Along plate body, have gear around along two, together form secondary energy-absorbing chamber with plate body, the gear of secondary energy-absorbing chamber sidepiece plays the effect of buffering along two pairs of trains.
In above-mentioned rail tie plate, described secondary energy-absorbing chamber sidepiece has the secondary drain hole running through.Rail tie plate in use, is understood unavoidably the foreign material such as rain and is entered in secondary energy-absorbing chamber, offers secondary drain hole thereon, makes the foreign material such as rainwater keep the clean of backing plate for convenience of discharging from main energy-absorbing chamber, extends the application life of backing plate.Meanwhile, at the gear of secondary energy-absorbing chamber sidepiece, offer secondary drain hole along two, also can reduce gear and concentrate along two stress, make the structure of backing plate more stable.
In above-mentioned rail tie plate, the quantity of described secondary drain hole is identical with lower energy-absorbing element number and corresponding one by one.Like this, the foreign matter in backing plate can more easy discharge.As a kind of preferred version, the both sides of each lower energy-absorbing unit all have a secondary drain hole.
In above-mentioned rail tie plate, between adjacent two upper energy-absorbing unit and adjacent two lower energy-absorbing unit, all there is a reinforcing rib be arrangeding in parallel with base, reinforcing rib and plate body are integral type structure.On plate body end face, the two ends of reinforcing rib extend to gear along a place; On plate body bottom surface, the two ends of reinforcing rib extend to gear along two places.Reinforcing rib is set, makes the structure of backing plate more firm, strengthen the endurance of backing plate.
Compared with prior art, this backing plate has the following advantages:
1, upper energy-absorbing unit and the lower energy-absorbing unit setting of staggering, makes the structure of backing plate more stable;
2, the shape of main energy-absorbing post one, secondary energy-absorbing post one, main energy-absorbing post two and secondary energy-absorbing post two is all set to circular cone shape, makes backing plate play a good cushioning effect to train, thereby makes train operation more stable;
3, at the top of secondary energy-absorbing post one and secondary energy-absorbing post two, offer respectively distortion groove one and distortion groove two, increase the slow fruit effect of backing plate to train, reduce the quiet rigidity of backing plate.
Accompanying drawing explanation
Fig. 1 is the positive perspective view of this rail tie plate;
Fig. 2 is the back side perspective view of this rail tie plate;
Fig. 3 is the elevation of this rail tie plate;
Fig. 4 is the sectional view of A-A face in Fig. 3;
Fig. 5 is the sectional view of B-B face in Fig. 3.
In figure, 1, plate body; 2, base; 3, upper energy-absorbing unit; 31, main energy-absorbing post one; 32, secondary energy-absorbing post one; 33, distortion groove one; 4, lower energy-absorbing unit; 41, main energy-absorbing post two; 42, secondary energy-absorbing post two; 43; Distortion groove two; 5, main energy-absorbing chamber; 51, main drain hole; 52, gear is along one; 6, secondary energy-absorbing chamber; 61, secondary drain hole; 62, gear is along two; 7, reinforcing rib.
The specific embodiment
As shown in Figures 1 to 5, this rail tie plate, whole backing plate is formed in one.This backing plate comprises the plate body 1 being rectangle, and the right and left of plate body 1 bottom surface, along locating all have the base 2 perpendicular to bottom surface projection, that is to say, base 2 is positioned at two broadside places of plate body 1.
On plate body 1 end face, edge is arranged with the upper energy-absorbing unit 3 of four energy absorbing vibrational energies perpendicular to the direction on base 2, on plate body 1 bottom surface, along the direction perpendicular to base 2, arrange the lower energy-absorbing unit 4 with three energy absorbing vibrational energies, along the end face orthography direction of plate body 1, the gap on lower energy-absorbing unit 4 and adjacent two between energy-absorbing unit 3 over against.That is to say the setting of staggering of upper energy-absorbing unit 3 and lower energy-absorbing unit 4.By the setting of staggering of upper energy-absorbing unit 3 and lower energy-absorbing unit 4, the below of the interstitial site between upper energy-absorbing unit 3 has lower energy-absorbing unit 4, same, the top of the interstitial site between lower energy-absorbing unit 4 has upper energy-absorbing unit 3, like this, interstitial site between interstitial site between upper energy-absorbing unit 3 and lower energy-absorbing unit 4 was unlikely to thin, made the intensity of whole backing plate stronger, and its fatigue performance is better, structure is comparatively stable.
Four upper energy-absorbing unit 3 form by the secondary energy-absorbing row one of main energy-absorbing row one and two row of a row.Main energy-absorbing row one with secondary energy-absorbing row's one setting party to all parallel with the broadside of plate body 1.On each, in energy-absorbing unit 3, main energy-absorbing row one is between the secondary energy-absorbing row one of two rows.As another kind of scheme, on each, energy-absorbing unit is comprised of the secondary energy-absorbing row one of main energy-absorbing row one and one row of two rows.
Each is arranged main energy-absorbing row one and is comprised of five main energy-absorbing posts 1, main energy-absorbing post 1 be circular cone shape and its larger-size bottom and plate body 1 end face be connected.The main energy-absorbing post 1 of circular cone shape is different at the area of the cross section of differing heights, that is to say, on main energy-absorbing post 1 the closer to larger in the section area at plate body 1 place, make main energy-absorbing post 1 at this height and position just larger to the required power of the main energy-absorbing post 1 of lower compression, to travel through train play a good buffering effect.Contact area between the bottom of this shape and plate body 1 is larger, and connection is between the two comparatively firm, and meanwhile, the area at its top is less, has reduced quiet rigidity.As another kind of scheme, being shaped as of main energy-absorbing post 1 is cylindrical.Main energy-absorbing post 1 is integral type structure with plate body 1.During production, in mould, main energy-absorbing post 1 is one-body molded with plate body 1, its production process is comparatively simple.
Each is arranged secondary energy-absorbing row one and is comprised of six secondary energy-absorbing posts 1, secondary energy-absorbing post 1 be circular cone shape and its larger-size bottom and plate body 1 end face be connected, the top of secondary energy-absorbing post 1 has recessed distortion groove 1.Be out of shape the hemispherical that is shaped as of groove 1.Equally, the shape of secondary energy-absorbing post 1 is also circular cone shape, to travel through train play a good buffering effect.Recessed distortion groove 1 is set at the top of secondary energy-absorbing post 1, makes the topside area of secondary energy-absorbing post 1 less, it is more obvious to the cushioning effect of train, and quiet rigidity is also less.Secondary energy-absorbing post 1 is integral type structure with plate body 1.
The setting of staggering of main energy-absorbing post 1 in adjacent main energy-absorbing row one and secondary energy-absorbing row one and secondary energy-absorbing post 1, like this, the plate body 1 of same area can hold more main energy-absorbing post 1 and secondary energy-absorbing post 1, main energy-absorbing post 1 and secondary energy-absorbing post 1 are larger with the contact area of plate body 1 end face, strengthen the intensity of backing plate.
Except that the lower energy-absorbing unit 4 in the middle of plate body 1 bottom surface, two other lower energy-absorbing unit 4 is also similar with upper energy-absorbing unit 3, by the secondary energy-absorbing row two of main energy-absorbing row two and two row of a row, forms.Main energy-absorbing row two with secondary energy-absorbing row's two setting party to all parallel with the broadside of plate body 1.In each lower energy-absorbing unit 4, main energy-absorbing row two is between the secondary energy-absorbing row two of two rows.As another kind of scheme, each lower energy-absorbing unit is comprised of the secondary energy-absorbing row two of main energy-absorbing row two and one row of two rows.
Be positioned at middle lower energy-absorbing unit 4, plate body 1 bottom surface and be comprised of the secondary energy-absorbing row two of main energy-absorbing row two and three row of two rows, main energy-absorbing row two and secondary energy-absorbing are arranged two alternate settings.
Each is arranged main energy-absorbing row two and is comprised of five main energy-absorbing posts 2 41, main energy-absorbing post 2 41 be circular cone shape and its larger-size bottom and plate body 1 end face be connected.The main energy-absorbing post 2 41 of circular cone shape is different at the area of the cross section of differing heights, that is to say, on main energy-absorbing post 2 41 the closer to larger in the section area at plate body 1 place, make main energy-absorbing post 2 41 at this height and position just larger to the required power of the main energy-absorbing post 2 41 of lower compression, to travel through train play a good buffering effect.Contact area between the bottom of this shape and plate body 1 is larger, and connection is between the two comparatively firm, and meanwhile, the area at its top is less, has reduced quiet rigidity.As another kind of scheme, being shaped as of main energy-absorbing post 2 41 is cylindrical.Main energy-absorbing post 2 41 is integral type structure with plate body 1.During production, in mould, main energy-absorbing post 1 is one-body molded with plate body 1, its production process is comparatively simple.
Each is arranged secondary energy-absorbing row two and is comprised of six secondary energy-absorbing posts 2 42, secondary energy-absorbing post 2 42 be circular cone shape and its larger-size bottom and plate body 1 end face be connected, the top of secondary energy-absorbing post 2 42 has recessed distortion groove 2 43.Be out of shape the hemispherical that is shaped as of groove 2 43.Equally, the shape of secondary energy-absorbing post 2 42 is also circular cone shape, to travel through train play a good buffering effect.Recessed distortion groove 2 43 is set at the top of secondary energy-absorbing post 2 42, makes the topside area of secondary energy-absorbing post 2 42 less, it is more obvious to the cushioning effect of train, and quiet rigidity is also less.Secondary energy-absorbing post 2 42 is integral type structure with plate body 1.
The setting of staggering of main energy-absorbing post 2 41 in adjacent main energy-absorbing row two and secondary energy-absorbing row two and secondary energy-absorbing post 2 42, like this, the plate body 1 of same area can hold more main energy-absorbing post 2 41 and secondary energy-absorbing post 2 42, main energy-absorbing post 2 41 and secondary energy-absorbing post 2 42 are larger with the contact area of plate body 1 end face, strengthen the intensity of backing plate.
When mounted, long limit and the rail of plate body 1 be arranged in parallel.Rail tie plate is between sleeper and rail, and two protruding bases 2 are positioned at the both sides of sleeper, and this backing plate is played the role of positioning.When train process backing plate top, the vibration that train operation produces is adsorbed by upper energy-absorbing unit 3 and lower energy-absorbing unit 4, thereby makes train operation comparatively stable.
On plate body 1 end face, have recessed main energy-absorbing chamber 5, main energy-absorbing post 1 is mutually concordant with 5 ports, main energy-absorbing chamber with the top that secondary energy-absorbing post 1 is all arranged in energy-absorbing chamber and main energy-absorbing post 1 and secondary energy-absorbing post 1.Along plate body 1, have gear around along 1, together form main energy-absorbing chamber 5 with plate body 1, the gear of main energy-absorbing chamber 5 sidepieces plays the effect of buffering along one 52 pairs of trains.Main energy-absorbing post 1, secondary energy-absorbing post 1 are identical along one 52 height with gear.
Main energy-absorbing chamber 5 sidepieces have the main drain hole 51 running through.The degree of depth of main drain hole 51 is concordant with plate body 1 end face.Rail tie plate in use, is understood unavoidably the foreign material such as rain and is entered in main energy-absorbing chamber 5, offers main drain hole 51 thereon, makes the foreign material such as rainwater keep the clean of backing plate for convenience of discharging from main energy-absorbing chamber 5, extends the application life of backing plate.Meanwhile, at the gear of main energy-absorbing chamber 5 sidepieces, offer main drain hole 51 along 1, also can reduce gear and concentrate along one 52 stress, make the structure of backing plate more stable.Be provided with main drain hole 51, train is through out-of-date, and compressed air can be discharged faster from main drain hole 51.
The quantity of main drain hole 51 is identical and corresponding one by one with upper energy-absorbing unit 3 quantity.Like this, the foreign matter in backing plate can more easy discharge.As a kind of preferred version, on each, the both sides of energy-absorbing unit 3 all have a main drain hole 51.
On plate body 1 bottom surface, have recessed secondary energy-absorbing chamber 6, main energy-absorbing post 2 41 is mutually concordant with 6 ports, secondary energy-absorbing chamber with the top that secondary energy-absorbing post 2 42 is all arranged in secondary energy-absorbing chamber 6 and main energy-absorbing post 2 41 and secondary energy-absorbing post 2 42.Along plate body 1, have gear around along 2 62, together form secondary energy-absorbing chamber 6 with plate body 1, the gear of secondary energy-absorbing chamber 6 sidepieces plays the effect of buffering along 2 62 pairs of trains.That is to say, main energy-absorbing post 2 41, secondary energy-absorbing post 2 42 are identical along 2 62 height with gear.
Secondary energy-absorbing chamber 6 sidepieces have the secondary drain hole 61 running through.The degree of depth of secondary drain hole 61 is concordant with the bottom of plate body 1.Rail tie plate in use, is understood unavoidably the foreign material such as rain and is entered in secondary energy-absorbing chamber 6, offers secondary drain hole 61 thereon, makes the foreign material such as rainwater keep the clean of backing plate for convenience of discharging from main energy-absorbing chamber 5, extends the application life of backing plate.Meanwhile, at the gear of secondary energy-absorbing chamber 6 sidepieces, offer secondary drain hole 61 along 2 62, also can reduce gear and concentrate along 2 62 stress, make the structure of backing plate more stable.Be provided with secondary drain hole 61, train is through out-of-date, and compressed air can be discharged faster from secondary drain hole 61.
The quantity of secondary drain hole 61 is identical and corresponding one by one with lower energy-absorbing unit 4 quantity.Like this, the foreign matter in backing plate can more easy discharge.As a kind of preferred version, the both sides of each lower energy-absorbing unit 4 all have a secondary drain hole 61.
Between adjacent two upper energy-absorbing unit 3 and adjacent two lower energy-absorbing unit 4, all have a reinforcing rib 7 be arrangeding in parallel with base 2, reinforcing rib 7 is integral type structure with plate body 1.On plate body 1 end face, the two ends of reinforcing rib 7 extend to gear along one 52 places; On plate body 1 bottom surface, the two ends of reinforcing rib 7 extend to gear along 2 62 places.Reinforcing rib 7 is set, makes the structure of backing plate more firm, strengthen the endurance of backing plate.Reinforcing rib 7 also can spread pulling force towards periphery, makes backing plate whole stressed even.
Because the structure of backing plate is comparatively stable, stressed comparatively even, when train from track through out-of-date, reduced the damage of backing plate to sleeper and rail, extended the application life of sleeper and rail, improved the ability to bear of rail.
When train is through out-of-date, first the upper surface along 1 contacts rail with main energy-absorbing post 1, secondary energy-absorbing post 1 and gear, and now, backing plate has a quiet rigidity.When the weight of train is heavier, backing plate is compressed.Because secondary energy-absorbing post one 32 tops have distortion groove 1, secondary energy-absorbing post 1 can comparatively be easy to compressed, makes backing plate play a good cushioning effect to train.When the compression degree of backing plate has arrived the bottom of distortion groove 1, backing plate has produced again a quiet rigidity.This quiet rigidity is much larger than first quiet rigidity of backing plate.
Claims (10)
1. a rail tie plate, comprise the plate body (1) being rectangle, the right and left of described plate body (1) bottom surface is along locating all have the base (2) perpendicular to bottom surface projection, it is characterized in that, on described plate body (1) end face, along the direction perpendicular to base (2), there is the upper energy-absorbing unit (3) of some energy absorbing vibrational energies, on described plate body (1) bottom surface, along the direction perpendicular to base (2), there is the lower energy-absorbing unit (4) of some energy absorbing vibrational energies, end face orthography direction along plate body (1), gap on described lower energy-absorbing unit (4) and adjacent two between energy-absorbing unit (3) over against.
2. rail tie plate according to claim 1, it is characterized in that, described upper energy-absorbing unit (3) comprises some main energy-absorbing posts one (31) and some secondary energy-absorbing posts one (32), described some main energy-absorbing posts one (31) and base (2) the shape main energy-absorbing row one in a row that be arranged in parallel, described some secondary energy-absorbing post one (32) and base (2) the shape secondary energy-absorbing row one in a row that be arranged in parallel, above-mentioned main energy-absorbing row one arranges one with secondary energy-absorbing and parallels.
3. rail tie plate according to claim 2, is characterized in that, described main energy-absorbing post one (31) is circular cone shape and its larger-size bottom and above-mentioned plate body (1) end face is connected.
4. rail tie plate according to claim 2, it is characterized in that, described secondary energy-absorbing post one (32) is circular cone shape and its larger-size bottom and above-mentioned plate body (1) end face is connected, and the top of described secondary energy-absorbing post one (32) has recessed distortion groove one (33).
5. rail tie plate according to claim 2, it is characterized in that, described lower energy-absorbing unit (4) comprises some main energy-absorbing posts two (41) and some secondary energy-absorbing posts two (42), described some main energy-absorbing posts two (41) and base (2) the shape main energy-absorbing row two in a row that be arranged in parallel, described some secondary energy-absorbing post two (42) and base (2) the shape secondary energy-absorbing row two in a row that be arranged in parallel, above-mentioned main energy-absorbing row two arranges two with secondary energy-absorbing and parallels.
6. rail tie plate according to claim 5, it is characterized in that, the quantity of main energy-absorbing row two in same lower energy-absorbing unit (4) is two rows, described secondary energy-absorbing row's two quantity is that a row and main energy-absorbing row two are positioned between two secondary energy-absorbing rows two of same lower energy-absorbing unit (4), the quantity of main energy-absorbing row one in same upper energy-absorbing unit (3) is a row, and described secondary energy-absorbing row's one quantity is that two rows and main energy-absorbing row one are positioned between two secondary energy-absorbing rows one of same upper energy-absorbing unit (3).
7. rail tie plate according to claim 5, it is characterized in that, described main energy-absorbing post two (41) is circular cone shape and its larger-size bottom and above-mentioned plate body (1) end face is connected, described secondary energy-absorbing post two (42) is circular cone shape and its larger-size bottom and above-mentioned plate body (1) end face is connected, and the top of described secondary energy-absorbing post two (42) has recessed distortion groove two (43).
8. rail tie plate according to claim 5, it is characterized in that, on described plate body (1) end face, there is recessed main energy-absorbing chamber (5), above-mentioned main energy-absorbing post one (31) is mutually concordant with port, main energy-absorbing chamber (5) with the top that secondary energy-absorbing post one (32) is all arranged in energy-absorbing chamber and main energy-absorbing post one (31) and secondary energy-absorbing post one (32), on described plate body (1) bottom surface, there is recessed secondary energy-absorbing chamber (6), above-mentioned main energy-absorbing post two (41) is mutually concordant with port, secondary energy-absorbing chamber (6) with the top that secondary energy-absorbing post two (42) is all arranged in secondary energy-absorbing chamber (6) and main energy-absorbing post two (41) and secondary energy-absorbing post two (42).
9. rail tie plate according to claim 8, is characterized in that, described main energy-absorbing chamber (5) sidepiece has the main drain hole (51) running through, and described secondary energy-absorbing chamber (6) sidepiece has the secondary drain hole (61) running through.
10. according to the rail tie plate described in any one in claim 1 to 9, it is characterized in that, between adjacent two upper energy-absorbing unit (3) and adjacent two lower energy-absorbing unit (4), all have a reinforcing rib (7) be arrangeding in parallel with base (2), reinforcing rib (7) is integral type structure with plate body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310755275.1A CN103669125B (en) | 2013-12-31 | 2013-12-31 | A kind of rail tie plate |
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| CN201310755275.1A CN103669125B (en) | 2013-12-31 | 2013-12-31 | A kind of rail tie plate |
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| CN103669125A true CN103669125A (en) | 2014-03-26 |
| CN103669125B CN103669125B (en) | 2015-10-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846703A (en) * | 2015-06-01 | 2015-08-19 | 含山县琛博铸造有限公司 | Rail base plate |
| CN104879645A (en) * | 2015-06-01 | 2015-09-02 | 含山县琛博铸造有限公司 | Improved base plate |
| WO2022170763A1 (en) * | 2021-02-10 | 2022-08-18 | 浙江天铁实业股份有限公司 | Rubber base plate for rail transit, preparation method and rail transit road section |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638173B (en) * | 2016-11-29 | 2018-10-30 | 株洲时代新材料科技股份有限公司 | A kind of heavily loaded resilient sleeper-bearing of three-level buffering and three-level buffer shock-absorbing method |
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| GB2334738A (en) * | 1998-02-28 | 1999-09-01 | Glynwed Pipe Systems Ltd | Rail pad |
| CN202509341U (en) * | 2012-02-02 | 2012-10-31 | 王琴兰 | Heavy-load base plate for rail |
| CN203049381U (en) * | 2012-12-18 | 2013-07-10 | 浙江中元铁路配件有限公司 | Thermoplasticity rail base plate |
| CN203144848U (en) * | 2013-03-28 | 2013-08-21 | 株洲时代新材料科技股份有限公司 | Vibration reduction base plate capable of preventing rollover and provided with variable rigidity |
| CN203639765U (en) * | 2013-12-31 | 2014-06-11 | 浙江中元铁路配件有限公司 | Rail base plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2334738A (en) * | 1998-02-28 | 1999-09-01 | Glynwed Pipe Systems Ltd | Rail pad |
| CN202509341U (en) * | 2012-02-02 | 2012-10-31 | 王琴兰 | Heavy-load base plate for rail |
| CN203049381U (en) * | 2012-12-18 | 2013-07-10 | 浙江中元铁路配件有限公司 | Thermoplasticity rail base plate |
| CN203144848U (en) * | 2013-03-28 | 2013-08-21 | 株洲时代新材料科技股份有限公司 | Vibration reduction base plate capable of preventing rollover and provided with variable rigidity |
| CN203639765U (en) * | 2013-12-31 | 2014-06-11 | 浙江中元铁路配件有限公司 | Rail base plate |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846703A (en) * | 2015-06-01 | 2015-08-19 | 含山县琛博铸造有限公司 | Rail base plate |
| CN104879645A (en) * | 2015-06-01 | 2015-09-02 | 含山县琛博铸造有限公司 | Improved base plate |
| WO2022170763A1 (en) * | 2021-02-10 | 2022-08-18 | 浙江天铁实业股份有限公司 | Rubber base plate for rail transit, preparation method and rail transit road section |
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| Publication number | Publication date |
|---|---|
| CN103669125B (en) | 2015-10-28 |
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