CN203625728U - Anti-deflection elastic fastener - Google Patents

Anti-deflection elastic fastener Download PDF

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Publication number
CN203625728U
CN203625728U CN201320724408.4U CN201320724408U CN203625728U CN 203625728 U CN203625728 U CN 203625728U CN 201320724408 U CN201320724408 U CN 201320724408U CN 203625728 U CN203625728 U CN 203625728U
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China
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rail
support
elasticity body
transverse elasticity
spring secures
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CN201320724408.4U
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尹学军
孔祥斐
王乾安
付学智
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QINGDAO CREATE ENVIRONMENT CONTROL TECHNOLOGY CO LTD
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QINGDAO CREATE ENVIRONMENT CONTROL TECHNOLOGY CO LTD
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Abstract

The utility model belongs to the field of rail transit and relates to a rail accessary, in particular to an anti-deflection elastic fastener with a fastener function and a damping function. The fastener comprises a base, transverse elastomers, a vertical elastic bearing element, two brackets and locking wedge blocks, wherein the two brackets are located on the two sides of a steel rail respectively; the transverse elastomers are arranged between the side face of the steel rail and the brackets in a longitudinal direction of the steel rail; and the vertical elastic bearing element is arranged on the base and located between the steel rail and the base. The fastener is characterized in that limiting stoppers are locally arranged on the base; guide grooves limiting the brackets to move in the longitudinal direction of the steel rail are formed in the brackets; the limiting stoppers are embedded into the guide grooves; the locking wedge blocks are further arranged between the brackets and the limiting stoppers; the other ends of the brackets are matched with the transverse elastomers; and the brackets tightly presses the transverse elastomers on the surface of the steel rail by the compressing action of the locking wedge blocks. The fastener is simple in structure, stable in performance and good in safety, and particularly has no or smaller relevance between transverse stiffness and vertical stiffness.

Description

Anti-beat spring secures rail to sleeper
Technical field
The utility model belongs to field of track traffic, relates to a kind of track accessories, is specially a kind of device for fixing running tracks that has fastener function and vibration-damping function concurrently.
Background technology
Current track traffic constantly, towards the future development of high-speed overload, when offering convenience, has also brought many problems, the problem of environmental pollution that particularly track noise causes to people's productive life.For reducing the noise of track, technician has developed the product of many vibration and noise reducings, wherein just comprise the device for fixing running tracks with vibration and noise reducing function, for example number of patent application be 200480019707.1 and the number of patent application patent that is 200680045628.7 in all mentioned the rail fastening apparatus that can realize suspension and rise railroad track, it utilizes bracket that rail's end portion is supported on elastic component.In this fastening system, under the flange of rail, be designed with a gap, in the time that rail bears a heavy burden, can make rail become inclination, can reduce like this requirement to rigidity, provide suitable control to rolling and gauge simultaneously.In addition,, because rail only keeps in touch with elastic body, when therefore it vibrates, energy can first be absorbed and consume by elastic body, then passes to other structures, so this type of device for fixing running tracks has certain vibration and noise reducing effect.But such device for fixing running tracks also exists following defect:
(1) in use procedure, when stressed, stress point can change up and down, between elastic body and rail, has wearing and tearing, and after elastic component wearing and tearing, stability can decline;
(2) rail only keeps in touch with elastic body, therefore elastic body should provide horizontal restrain again for rail provides vertical support, vertical stiffness is closely related with lateral stiffness, in order to guarantee good vibration and noise reducing effect, elastomeric vertical stiffness in this type of device for fixing running tracks is relatively little, therefore cause the lateral stiffness of rail also less, cause in driving process rail oscillation crosswise and rail head shimmy larger, comfort level while causing train driving reduces, the wearing and tearing of rail are more serious, even there is a large amount of improper ripple mills in some city, have a strong impact on traffic safety,
Also there is Similar Problems in Cologne egg and other high resiliency high resiliency fastener, because lateral stiffness and the vertical stiffness of fastener are closely related, vertical stiffness constantly reduces along with the raising of vibration damping requirement, and lateral stiffness also decreases, and causes wheel track oscillation crosswise to strengthen, when train driving, transverse shakiness strengthens, affect the comfortableness of train, aggravated rail abrasion, when situation is serious, even caused rail extraordinary wave mill, the workload that has increased rail maintenance, has seriously shortened rail life.
Above-mentioned defect has greatly affected the normal use of rail, has caused great economic loss, and market is in the urgent need to a kind of novel track fastening devices that can overcome above-mentioned deficiency.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defect, provides that a kind of structure is simpler, performance is more stable, safety is better, and especially lateral stiffness and vertical stiffness have nothing to do or the less anti-beat spring secures rail to sleeper of correlation.
The anti-beat spring secures rail to sleeper of the utility model is to realize like this, comprise base, transverse elasticity body, vertical elastic supporting element, support and locking wedge block, described support arranges two, lay respectively at the both sides of rail, described transverse elasticity body is longitudinally arranged between rail side and support along rail, described vertical elastic supporting element is arranged on base, between rail and base, it is characterized in that on base, part is provided with positive stop, support is provided with the gathering sill of restriction along rail lengthwise movement, positive stop is embedded in gathering sill, between support and positive stop, be also provided with locking wedge block, the support other end coordinates with transverse elasticity body, support is pressed on transverse elasticity body on Rail Surface under the pressuring action of locking wedge block.
In the anti-beat spring secures rail to sleeper of the utility model, can also comprise and adjust pad or/and distance block is adjusted pad and is arranged between support and locking wedge block, distance block is arranged between support and transverse elasticity body or between transverse elasticity body and steel rail web.
In order to prevent in use procedure, between effect of vibration lower carriage and transverse elasticity body, there is relative slippage, between support and transverse elasticity body, can also be provided with the concaveconvex structure cooperatively interacting.The concrete form of described concaveconvex structure can be varied, for example, concaveconvex structure can be the limited impression arranging on support, and transverse elasticity body divides and is embedded in limited impression, or described concaveconvex structure is the limited impression arranging on transverse elasticity body, and holder part is embedded in limited impression; Concaveconvex structure can also be support with transverse elasticity body between spacing preiection and the limited impression of corresponding setting.
In addition,, in order to prevent, between distance block and support or transverse elasticity body, relative slippage in use occurs, the convex-concave structure cooperatively interacting also can be set between distance block and support or transverse elasticity body.Described convex-concave structure comprises the spacing preiection and limited impression or the spacing preiection cooperatively interacting and the spacing hole that cooperatively interact, described spacing preiection and limited impression or spacing preiection and spacing hole are arranged on respectively on the matching surface between distance block and support accordingly, and described spacing preiection and limited impression or spacing preiection and spacing hole are arranged on respectively on the matching surface between distance block and transverse elasticity body accordingly.
In the anti-beat spring secures rail to sleeper of the utility model, can also also comprise securing member, utilize securing member that positive stop, locking wedge block and support are connected, to improve stability and the reliability of whole fastener system; In like manner, adjust pad or/and when spacing part when being provided with in the anti-beat spring secures rail to sleeper of the utility model, can also utilize securing member by positive stop, locking wedge block, support, adjustment pad or/and spacing part is connected.
In order to cooperatively interact with rail better, preferably, in the anti-beat spring secures rail to sleeper of the utility model, transverse elasticity body is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface, or spacing part is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface.In addition, in the anti-beat spring secures rail to sleeper of the utility model, can also set up imitation shape piece, imitation shape piece is arranged between transverse elasticity body and rail, and imitation shape piece is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface.As a kind of special case, in imitation shape piece, comprise constrained damping structure, further to improve the effect of vibration and noise reduction of the anti-beat spring secures rail to sleeper of the utility model.By being set, the usefulness that imitation shape piece can obtain also comprises: (1), compared with transverse elasticity body, the size of imitation shape piece is less, is convenient to retrofit, and profiling size is more accurate, tightr with steel rail web surface engagement; (2) with directly carry out local profiling on transverse elasticity body compared with, be conducive to reduce difficulty of processing, cut down finished cost; (3) independent its structure of imitation shape piece arranging is more flexible, be convenient to increase the functional units such as damping structure, can realize better the effects such as noise reduction, the labyrinth damping structure being jointly made up of the sheet material with convex-concave structure and damping layer is for example set in imitation shape piece, just can realizes good noise reduction.
The anti-beat spring secures rail to sleeper of the utility model is by arranging vertical elastic supporting element and transverse elasticity body, realize respectively the vertical stressed carrying of rail and the geometry location function of rail, act on the geometric position that the transverse elasticity body at steel rail web place is responsible for keeping rail, guiding when geometry state and steel rail dynamic deformation, the vertical elastic supporting element being located between the flange of rail and base is responsible for bearing main vertical load, both material properties, mechanical property can separately optimizing, transverse elasticity body does not have frayed, wear and tear less or insensitive to wearing and tearing, how much states that make rail are in vertical work long-term stability when stressed, lateral stiffness and anti-beat rigidity when particularly rail is worked are more reasonable, can alleviate or overcome the horizontal rolling of train that between the wheel track that under External Force Acting, rail lateral stiffness deficiency causes, thereby horizontal sliding causes greatly strengthens, comfort level reduces, the problems such as wearing and tearing quickening, and there is under given conditions the defects such as extraordinary wave mill, be conducive to improve the application life of rail, improve safety and the comfortableness of driving simultaneously.
It should be noted that, due to the existence of rail cant, the concept of the described direction such as horizontal, vertical, longitudinal herein, all take rail as benchmark, horizontal, vertical and longitudinally corresponding with rail respectively, wherein said rail is longitudinal, is the bearing of trend of rail; Rail is vertical, i.e. vertical at the bottom of Rail; Rail is horizontal, and rail web midship section is vertical.
The utilization of the anti-beat spring secures rail to sleeper of the utility model arranges in web of the rail both sides that transverse elasticity body leads and laterally vibration isolation, the vertical elastic supporting element arranging under recycling rail bears vertical load and absorbs harmful vibrational energy, the vertical stiffness of whole system, damping ratio, lateral stiffness can be optimized respectively, in guaranteeing vertical stiffness, can realize the anti-beat spring secures rail to sleeper of the utility model and there is very high lateral stiffness, therefore after using, guaranteeing that vibration isolating effect is very high in the situation that, gauge changes less, wheel track oscillation crosswise is less, lateral direction of car rocks less, between wheel track, horizontal sliding is less mutually, wearing and tearing are few, comfortableness and the safety of train driving are higher.Compare with existing similar technology, the structure of the anti-beat spring secures rail to sleeper of the utility model is more simple compact, its stable performance, and safety is good, and market application foreground is very wide.
Accompanying drawing explanation
Fig. 1 is one of structural representation of the anti-beat spring secures rail to sleeper of the utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the A-A sectional view of Fig. 1.
Fig. 4 be the anti-beat spring secures rail to sleeper of the utility model structural representation two.
Fig. 5 be the anti-beat spring secures rail to sleeper of the utility model structural representation three.
Fig. 6 be the anti-beat spring secures rail to sleeper of the utility model structural representation four.
Fig. 7 be the anti-beat spring secures rail to sleeper of the utility model structural representation five.
Fig. 8 be the anti-beat spring secures rail to sleeper of the utility model structural representation six.
Fig. 9 is the stereogram of the anti-beat spring secures rail to sleeper of the utility model shown in Fig. 8.
Figure 10 be the anti-beat spring secures rail to sleeper of the utility model structural representation seven.
Figure 11 be the anti-beat spring secures rail to sleeper of the utility model structural representation eight.
Figure 12 be the anti-beat spring secures rail to sleeper of the utility model structural representation nine.
The specific embodiment
Embodiment mono-
The anti-beat spring secures rail to sleeper of the utility model as shown in Figure 1 and Figure 2, comprise base 1, transverse elasticity body 4, vertical elastic supporting element 6, support 3 and locking wedge block 5, wherein, base 1 is made up of cast steel material, and base 1 bottom surface is provided with rail cant, and described support 3 arranges two, lay respectively at the both sides of rail 7, described transverse elasticity body 4 is longitudinally arranged between rail side and support 3 along rail 7, and described vertical elastic supporting element 6 is arranged on base 1, between rail 7 and base 1.In addition, on base 1, part is provided with positive stop 2, support 3 is provided with the gathering sill of restriction along rail lengthwise movement, positive stop 2 is embedded in gathering sill, support 3 is limited along longitudinal mobile the formation effectively of rail, between support 3 and positive stop 2, be also provided with locking wedge block 5, support 3 other ends coordinate with transverse elasticity body 4, and support 3 is pressed on transverse elasticity body 4 on rail 7 surfaces under the pressuring action of locking wedge block 5.In addition, as shown in Figure 3, in order to prevent that transverse elasticity body 4 from use along rail 7, play longitudinally occurring, and is provided with the concaveconvex structure cooperatively interacting between support 3 and transverse elasticity body 4.Described concaveconvex structure is the limited impression arranging on support 3, and transverse elasticity body 4 parts are embedded in limited impression.Have again, in order to prevent that use procedure locking wedge block 5, from slippage between support 3 and positive stop 2, is also provided with intermeshing concaveconvex structure on the contact surface between locking wedge block 5 and positive stop 2.
The anti-beat spring secures rail to sleeper of the utility model is by arranging vertical elastic supporting element independent of each other and transverse elasticity body, realize respectively the vertical stressed carrying of rail and the geometry location function of rail, act on the geometric position that the transverse elasticity body at steel rail web place is responsible for keeping rail, guiding when geometry state and steel rail dynamic deformation, the vertical elastic supporting element being located between the flange of rail and base is responsible for bearing main vertical load, both material properties, mechanical property can separately optimizing, transverse elasticity body does not have frayed, wear and tear less or insensitive to wearing and tearing, how much states that make rail are in vertical work long-term stability when stressed, lateral stiffness and anti-beat rigidity when particularly rail is worked are more reasonable, can alleviate or overcome the horizontal rolling of train that between the wheel track that under External Force Acting, rail lateral stiffness deficiency causes, thereby horizontal sliding causes greatly strengthens, comfort level reduces, the problems such as wearing and tearing quickening, and there is under given conditions the defects such as extraordinary wave mill, be conducive to improve the application life of rail, improve safety and the comfortableness of driving simultaneously.
Based on the know-why this example Suo Shu, the anti-beat spring secures rail to sleeper of the utility model can also do some and simply develop, for example, as shown in Figure 4, for improving the reliability in product use procedure, in the anti-beat spring secures rail to sleeper of the utility model, can also set up securing member 8, utilize securing member 8 that positive stop 2, locking wedge block 5 and support 3 are connected; In addition, as shown in Figure 5, the concaveconvex structure arranging between support 3 and transverse elasticity body 4, can also be the limited impression arranging on transverse elasticity body 4, and support 3 parts are embedded in limited impression, also can realize same effect.In order to guarantee fully to contact with rail; preferably; transverse elasticity body 4 is consistent with the shape of corresponding rail external surface with the contour shape that rail 7 contacts matching surface, and these are all the simple change based on the utility model know-why, all among the protection domain of this practical requirement.In addition, it should be noted that, due to the existence of rail cant, the concept of the described direction such as horizontal, vertical, longitudinal herein, all take rail as benchmark, horizontal, vertical and longitudinally corresponding with rail respectively, wherein said rail is longitudinal, is the bearing of trend of rail; Rail is vertical, i.e. vertical at the bottom of Rail; Rail is horizontal, and rail web midship section is vertical.
Vertical elastic supporting element and transverse elasticity body can be made up of elastomeric material, elastane, metal spring, rubber-metal composite material etc.
The utilization of the anti-beat spring secures rail to sleeper of the utility model arranges in web of the rail both sides that transverse elasticity body leads and laterally vibration isolation, the vertical elastic supporting element arranging under recycling rail bears vertical load and absorbs harmful vibrational energy, the vertical stiffness of whole system, damping ratio, lateral stiffness can be optimized respectively, in guaranteeing vertical stiffness, can realize the anti-beat spring secures rail to sleeper of the utility model and there is very high lateral stiffness, therefore after using, guaranteeing that vibration isolating effect is very high in the situation that, gauge changes less, wheel track oscillation crosswise is less, lateral direction of car rocks less, between wheel track, horizontal sliding is less mutually, wearing and tearing are few, comfortableness and the safety of train driving are higher.Compare with existing similar technology, the structure of the anti-beat spring secures rail to sleeper of the utility model is more simple compact, its stable performance, and safety is good, and market application foreground is very wide.
Embodiment bis-
The anti-beat spring secures rail to sleeper of the utility model as shown in Figure 6, is with the difference of anti-beat spring secures rail to sleeper shown in Fig. 4, also comprise distance block 9, distance block 9 is arranged between support 3 and transverse elasticity body 4.In addition, between distance block 9 and support 3, be provided with the convex-concave structure cooperatively interacting, described convex-concave structure comprises the spacing preiection 10 and the spacing hole that cooperatively interact, spacing preiection 10 and spacing hole are arranged on respectively on the matching surface between support 3 and distance block 9 accordingly, in Fig. 6, spacing preiection 10 is fixedly installed on support 3, and on distance block 9, correspondence arranges spacing hole.In addition, between support 3 and transverse elasticity body 4, be also provided with the convex-concave structure cooperatively interacting, concaveconvex structure specifically comprises on support 3 the corresponding limited impression arranging on the spacing preiection 10 that arranges and transverse elasticity body 4, and spacing preiection 10 embeds on transverse elasticity body 4 in the corresponding limited impression arranging through the spacing hole arranging on distance block 9.
Compared with embodiment mono-, in this example, owing to being provided with spacing part 9, just can realize easily the adjusting to Rail distance by the spacing part that different-thickness is set, the precompression that can also be applied to rail 7 surfaces to transverse elasticity body 4 regulates, very convenient.In addition, because spacing preiection 10 embeds through the spacing hole arranging on distance block 9 in the limited impression of corresponding setting on transverse elasticity body 4, therefore between support 3, distance block 9 and transverse elasticity body 4, be connected, securing member 8 is connected support 3 again with locking wedge block 5 and positive stop 2, its globality is stronger, in use procedure, between each parts, be difficult for occurring play, structural safety is reliable, therefore in this example, the utility model no longer arranges the convex-concave structure between support and transverse elasticity body as shown in Figure 3 or Figure 4, and its structure is simpler.In addition, compared with convex-concave structure limit method between support shown in Fig. 3 or Fig. 4 and transverse elasticity body, the described technical scheme of this example is more conducive to save material.
Based on the know-why this example Suo Shu, the convex-concave structure arranging between distance block 9 and support 3 also can be made up of the spacing preiection cooperatively interacting and limited impression, and described spacing preiection and limited impression are arranged on respectively on the matching surface between distance block and support accordingly; Certainly; the convex-concave structure cooperatively interacting also can be set between distance block 9 and transverse elasticity body 4; convex-concave structure can be distance block 9 and spacing preiection and the limited impression of corresponding setting on the adjacently situated surfaces of transverse elasticity body 4; or the spacing hole and the spacing preiection of corresponding setting on transverse elasticity body 4 that on distance block 9, arrange; also can realize good limit effect; also, among the protection domain requiring at the utility model, be only described with word at this.
Be noted that especially based on above-mentioned know-why, in the utility model, distance block 9 can also be arranged between rail and transverse elasticity body, also can realize same effect, among the protection domain all requiring at the utility model.
Embodiment tri-
The anti-beat spring secures rail to sleeper of the utility model as shown in Figure 7, is with the difference of anti-beat spring secures rail to sleeper shown in Fig. 4, also comprises and adjusts pad 12, adjusts pad 12 and is arranged between support 3 and locking wedge block 5.In addition, between support 3 and transverse elasticity body 4, be provided with the concaveconvex structure cooperatively interacting, described concaveconvex structure comprises on support 3 the multiple spacing preiections 11 that are fixedly installed in the limited impression that arranges and transverse elasticity body 4, when assembling, in the limited impression arranging on spacing preiection 11 locally embedding supports 3, support 3 and transverse elasticity body 4 are linked together.
Compared with embodiment mono-, in this example, adjust pad 12 owing to being provided with, just can realize easily the adjusting to Rail distance by the adjustment pad that different-thickness is set, the precompression that can also be applied to rail 7 surfaces to transverse elasticity body 4 regulates, and then the lateral stiffness of adjustment fastener system, very convenient.In addition, utilize securing member 8 that support 3, adjustment pad 12, locking wedge block 5 and positive stop 2 are connected, the globality of this routine described technical scheme is stronger, more safe and reliable than anti-beat spring secures rail to sleeper described in embodiment bis-.Also just because of this, in this example, the utility model no longer arranges the convex-concave structure between support and transverse elasticity body as shown in Figure 3 or Figure 4, and its structure is simpler.
Embodiment tetra-
The anti-beat spring secures rail to sleeper of the utility model as shown in Figure 8 and Figure 9, be with the difference of embodiment tri-, arrange simultaneously and adjust pad 12 and distance block 9, adjust pad 12 and be arranged between support 3 and locking wedge block 5, distance block 9 is arranged between support 3 and transverse elasticity body 4.In addition, as shown in Figure 9, between support 3 and transverse elasticity body 4, be provided with the concaveconvex structure cooperatively interacting, described concaveconvex structure is the limited impression arranging on support 3, and transverse elasticity body 4 parts are embedded in limited impression, and distance block 9 is all embedded in limited impression.
Compared with embodiment tri-, in the described anti-beat spring secures rail to sleeper of this example, arrange simultaneously and adjust pad 12 and distance block 9, be more convenient for to Rail apart from and the precompression that bears of transverse elasticity body carry out fine adjustment, realize the adjusting of contacting piece system lateral stiffness by the precompression that regulates transverse elasticity body to bear, very convenient.Based on the know-why this example Suo Shu; as shown in figure 10; distance block 9 can also be arranged between rail 7 and transverse elasticity body 4; spacing part is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface; also can realize same effect, among the protection domain all requiring at the utility model.
Embodiment five
The anti-beat spring secures rail to sleeper of the utility model as shown in figure 11, be with the difference of embodiment tetra-, also comprise imitation shape piece 13, imitation shape piece 13 is arranged between transverse elasticity body 4 and rail 7, and imitation shape piece is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface.
Imitation shape piece 13 can be made up of materials such as nylon, plastics, rubber.Compared with embodiment tetra-, by being set, the usefulness that imitation shape piece can obtain comprises: (1), compared with transverse elasticity body, the size of imitation shape piece is less, is convenient to retrofit, and profiling size is more accurate, tightr with steel rail web surface engagement; (2) with directly carry out local profiling on transverse elasticity body compared with, be conducive to reduce difficulty of processing, cut down finished cost; (3) can only adopt insulation materials to make imitation shape piece, compare the technical scheme that transverse elasticity body entirety adopts insulation materials, can guarantee reliable insulating properties, greatly expand again the selection range of transverse elasticity body, be conducive to improve damping property and reduce costs.
Embodiment six
The anti-beat spring secures rail to sleeper of the utility model, is with the difference of embodiment five as shown in figure 12, as a kind of special case, comprises constrained damping structure in imitation shape piece, and described constrained damping structure comprises junction plate 14, damping layer 15 and restraining plate 16.While assembling with rail 7, can on junction plate 14, brush a layer binder, gauge finder is firmly sticked on to rail 7 surfaces.
Can find out compared with embodiment five, independent its structure of imitation shape piece arranging is more flexible, is convenient to increase the functional units such as damping structure, can also realize better the effects such as noise reduction.In addition, based on the know-why this example Suo Shu, the concrete form of the constrained damping structure comprising in imitation shape piece of the present utility model can be varied, for example, because the case hardness of rail is very high, constrained damping structure in gauge finder also can only be made up of damping layer and one deck restraining plate, and restraining plate and Rail Surface form effect of contraction to damping layer, also can realize same effect; Constrained damping structure can also adopt the labyrinth damping structure with the sheet material of convex-concave structure and the common composition of damping layer; In certain described constrained damping structure, can also comprise multiple restraining plates and multiple damping layer, also can play good vibration and noise reducing effect, be all the simple change based on the utility model know-why, among the protection domain all requiring at the utility model.
The know-why of setting forth according to above-described embodiment, the technical scheme of the anti-beat spring secures rail to sleeper of the utility model can much combine and develop, also all at protection domain of the present utility model.The anti-beat spring secures rail to sleeper of the utility model is by arranging transverse elasticity body and vertical elastic supporting element, realize respectively the geometry location function of rail and the vertical stressed bearing function of rail, be located at the geometric position that the transverse elasticity body at steel rail web place is responsible for keeping rail, guiding when geometry state and steel rail dynamic deformation, the vertical elastic supporting element being located between the flange of rail and base is responsible for bearing main vertical load, both material properties, mechanical property can separately optimizing, transverse elasticity body is insensitive to wearing and tearing, how much states that make rail are in vertical work long-term stability when stressed, lateral stiffness when rail work is larger, the lateral deformation of rail head of rail place is less, thereby can alleviate or overcome horizontal sliding between the wheel track that under External Force Acting, rail lateral stiffness deficiency causes and more finally cause rail abrasion, the even defect such as emersion wave mill situation, be conducive to improve the application life of rail, improve safety and the comfortableness of driving simultaneously, its market application foreground is very wide.

Claims (12)

1. an anti-beat spring secures rail to sleeper, comprise base, transverse elasticity body, vertical elastic supporting element, support and locking wedge block, described support arranges two, lay respectively at the both sides of rail, described transverse elasticity body is longitudinally arranged between rail side and support along rail, described vertical elastic supporting element is arranged on base, between rail and base, it is characterized in that on base, part is provided with positive stop, support is provided with the gathering sill of restriction along rail lengthwise movement, positive stop is embedded in gathering sill, between support and positive stop, be also provided with locking wedge block, the support other end coordinates with transverse elasticity body, support is pressed on transverse elasticity body on Rail Surface under the pressuring action of locking wedge block.
2. anti-beat spring secures rail to sleeper according to claim 1, characterized by further comprising and adjust pad or/and distance block, adjust pad and be arranged between support and locking wedge block, distance block is arranged between support and transverse elasticity body or between transverse elasticity body and steel rail web.
3. anti-beat spring secures rail to sleeper according to claim 1 and 2, is characterized in that being provided with the concaveconvex structure cooperatively interacting between support and transverse elasticity body.
4. anti-beat spring secures rail to sleeper according to claim 3, it is characterized in that described concaveconvex structure is the limited impression arranging on support, transverse elasticity body divides and is embedded in limited impression, or described concaveconvex structure is the limited impression arranging on transverse elasticity body, and holder part is embedded in limited impression.
5. anti-beat spring secures rail to sleeper according to claim 3, it is characterized in that described concaveconvex structure be support with transverse elasticity body between spacing preiection and the limited impression of corresponding setting.
6. anti-beat spring secures rail to sleeper according to claim 1 and 2, is characterized in that being provided with the convex-concave structure cooperatively interacting between distance block and support or transverse elasticity body.
7. anti-beat spring secures rail to sleeper according to claim 6, it is characterized in that described convex-concave structure comprises spacing preiection and limited impression or the spacing preiection cooperatively interacting and the spacing hole cooperatively interacting, described spacing preiection and limited impression or spacing preiection and spacing hole are arranged on respectively on the matching surface between distance block and support accordingly, and described spacing preiection and limited impression or spacing preiection and spacing hole are arranged on respectively on the matching surface between distance block and transverse elasticity body accordingly.
8. anti-beat spring secures rail to sleeper according to claim 1, characterized by further comprising securing member, and securing member is connected positive stop, locking wedge block and support.
9. anti-beat spring secures rail to sleeper according to claim 2, characterized by further comprising securing member, securing member by positive stop, locking wedge block, support, adjustment pad or/and spacing part be connected.
10. anti-beat spring secures rail to sleeper according to claim 2, it is characterized in that transverse elasticity body is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface, or spacing part is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface.
11. anti-beat spring secures rail to sleepers according to claim 1 and 2, characterized by further comprising imitation shape piece, and imitation shape piece is arranged between transverse elasticity body and rail, and imitation shape piece is consistent with the shape of corresponding rail external surface with the contour shape of rail contact matching surface.
12. anti-beat spring secures rail to sleepers according to claim 11, is characterized in that comprising in imitation shape piece constrained damping structure.
CN201320724408.4U 2013-11-15 2013-11-15 Anti-deflection elastic fastener Expired - Lifetime CN203625728U (en)

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CN105507087A (en) * 2016-01-06 2016-04-20 京投银泰股份有限公司 Locking device for rail web-lifting steel rail damping fastener
CN107254813A (en) * 2017-08-02 2017-10-17 成都博仕腾科技有限公司 A kind of vertical lateral stiffness separates shaped steel rail fastener
CN108935156A (en) * 2018-07-30 2018-12-07 杨永珍 A kind of aquiculture feeder
CN109707778A (en) * 2019-03-05 2019-05-03 中国船舶重工集团公司第七0三研究所 A kind of drive-in gas-turbine installation nonlinear elasticity shock resistance limiter
CN109930433A (en) * 2019-04-08 2019-06-25 西南交通大学 A kind of mass block vibration absorber for track two sides
CN111287032A (en) * 2018-12-10 2020-06-16 李尔公司 Track assembly
GB2559577B (en) * 2017-02-08 2020-11-18 Schwihag Ag Combination of a rail chair and a spring element for securing a railway rail to the chair
CN112064427A (en) * 2019-06-10 2020-12-11 洛阳双瑞橡塑科技有限公司 Floating fixing device
CN114775341A (en) * 2022-04-18 2022-07-22 北京市科学技术研究院城市安全与环境科学研究所 Combined shock pad for noise reduction of rail transit

Cited By (12)

* Cited by examiner, † Cited by third party
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CN105438436A (en) * 2014-09-24 2016-03-30 湾流航空航天公司 Aircraft and seat track assemblies for vibration isolation of floor mounted components
CN105507087A (en) * 2016-01-06 2016-04-20 京投银泰股份有限公司 Locking device for rail web-lifting steel rail damping fastener
GB2559577B (en) * 2017-02-08 2020-11-18 Schwihag Ag Combination of a rail chair and a spring element for securing a railway rail to the chair
CN107254813A (en) * 2017-08-02 2017-10-17 成都博仕腾科技有限公司 A kind of vertical lateral stiffness separates shaped steel rail fastener
CN108935156A (en) * 2018-07-30 2018-12-07 杨永珍 A kind of aquiculture feeder
CN111287032A (en) * 2018-12-10 2020-06-16 李尔公司 Track assembly
US11225201B2 (en) 2018-12-10 2022-01-18 Lear Corporation Track assembly
CN109707778A (en) * 2019-03-05 2019-05-03 中国船舶重工集团公司第七0三研究所 A kind of drive-in gas-turbine installation nonlinear elasticity shock resistance limiter
CN109707778B (en) * 2019-03-05 2024-04-09 中国船舶重工集团公司第七0三研究所 Nonlinear elastic impact-resistant limiter of propulsion type gas turbine device
CN109930433A (en) * 2019-04-08 2019-06-25 西南交通大学 A kind of mass block vibration absorber for track two sides
CN112064427A (en) * 2019-06-10 2020-12-11 洛阳双瑞橡塑科技有限公司 Floating fixing device
CN114775341A (en) * 2022-04-18 2022-07-22 北京市科学技术研究院城市安全与环境科学研究所 Combined shock pad for noise reduction of rail transit

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