CN202380367U - Sliding-chute-installed damping fastener for suspension railway rail - Google Patents
Sliding-chute-installed damping fastener for suspension railway rail Download PDFInfo
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- CN202380367U CN202380367U CN2011204399154U CN201120439915U CN202380367U CN 202380367 U CN202380367 U CN 202380367U CN 2011204399154 U CN2011204399154 U CN 2011204399154U CN 201120439915 U CN201120439915 U CN 201120439915U CN 202380367 U CN202380367 U CN 202380367U
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Abstract
The utility model belongs to the field of the vibration and noise reduction of rails and provides a sliding-chute-installed damping fastener for suspension railway rail. A structure for limiting lateral brackets (3) is arranged at a position, connected with the lateral brackets (3), on fastener bottom plates (4); the limiting structure is at least provided with one limit surface I (6) and one limit surface II (14), wherein the limit surface I (6) is used for limiting the movement of the lateral brackets (3) along the laying direction of the railway rail, and the limit surface II (14) is used for limiting the vertical movement of the lateral brackets (3); and a space which enables the lateral brackets (3) to horizontally move along a direction vertical to the laying direction of the railway rail (1) is formed between the limit surface I (6) and the limit surface II (14). According to the sliding-chute-installed damping fastener for the suspension railway rail, the movement of the lateral brackets (3) in the vertical direction and the laying direction of the railway rail (1) can be effectively controlled, the torsion of the lateral brackets (3) arising from the torsion of the railway rail (1) can also be effectively controlled, and then, the structural stability of the lateral brackets (3) is effectively enhanced and the vehicle safety is ensured.
Description
Technical field
The utility model belongs to the track vibration damping denoising field, relates generally to a kind of chute installing type suspension steel rail vibration damping fastener, and the ew line that is particularly useful for city underground, light rail, inter-city passenger rail and high-speed railway traffic etc. is laid and old line transformation.
Background technology
In recent years, the development of City Rail Transit Systems such as China's subway, light rail had effectively been alleviated the nervous situation of urban traffic rapidly, also became problem demanding prompt solution but how to administer the vibration, the noise pollution that produce in the track traffic running.Using vibration and noise reduction fastener is a kind of effective governing measure.Traditional fastener system is that one or more layers low rigidity resilient sleeper-bearing is set below rail, and foot, bottom are withheld through realization connections such as road nail systems through spring in top.The connected mode that this spring is withheld foot is easier to realize, but this mode of withholding causes between rail force part (rail head) and restrained position (foot) the bigger arm of force that reverses being arranged, and has increased the rail lateral amplitude of vibration, influences traveling security; And the use of metal spring (or shell fragment), increased the amount of parts that elastic deformation need take place when fastener system is worked, strengthened system's unreliability; In addition, the form that resilient sleeper-bearing is set under the rail has increased the setting height(from bottom) of rail, and the line construction of need such as underground cable, tunnel being controlled building height has proposed requirements at the higher level.
The fastener that employing retrains from web of the rail portion can effectively reduce the arm of force that reverses that fastener system bears, helps under the prerequisite that guarantees the distortion of rail safety, realizing lower vertical stiffness, and then raising vibration damping amount.
Mention a kind of rail waist constraint formula fastener among the patent CN2782747Y, this fastener comprises base plate, has shoulder block, shoulder block to be connected with the side plate carriage that the top is provided with rubber roll adjustment block on the base plate.
In patent CN 1425092A is aforementioned, also mention the detachable shoulder block that a kind of similar fastener uses; Between carriage described in its right phase aforementioned document and the rail side is elastic component; First shoulder on the base plate and second shoulder and a pair of chock member provide the side direction clamping force, carriage is clamped, and then rail is clamped; The supporting surface of two shoulders has serration, with the tooth interlock of chock one side.During work, rail receives wheel and acts on and do elastic movement on the elastic component.
This fastener structures that relates in above-mentioned two patents is when work; Rail reverses and vertical elastic deformation owing to vehicle ' produces; And contacting piece produces the resistance along the steel rail laying direction; Force carriage to take place vertically to move, to reverse and along the moving of rail direction, this fastener can not effectively be controlled moving of carriage to not well constraint of carriage.
The utility model content
In order to solve the problem that above-mentioned rail waist constraint formula fastener runs into, the suspension steel rail vibration damping fastener that this utility model provides a kind of chute-type to install has designed the constraint position limiting structure to the side direction support on the fastener base plate; This design can increase the restriction rigidity and the stability of side direction support; Make the mobile of side direction support become controlled at rail generation elastic movement when reversing; Can effectively control the side direction support at above-below direction with along moving on the steel rail laying direction; Can control effectively also that side direction support invar rail reverses and reversing of producing, and then effectively strengthen the stability of side direction supporting structure, guarantee vehicle safety.
To achieve these goals, the utility model adopts following technical scheme:
A kind of chute installing type suspension steel rail vibration damping fastener; The suspension steel rail vibration damping fastener that described chute-type is installed; In the rail bilateral symmetry one group of non-metal elastomers is set, its end face arcwall face radian and rail side radian kissing merge and the rail contacts side surfaces, and its bottom surface connects with the side direction support; Be symmetricly set on the reverse V-shaped supporting structure of the common composition of two side direction supports of rail both sides; The bottom of described side direction support is seated on the fastener base plate; The position that combines with the side direction support on the described fastener base plate has carries out spacing structure to the side direction support; On the described fastener base plate to the side direction support carry out spacing structure in order to the side direction support along the steel rail laying direction spacing, in order to vertical spacing of side direction support; And described side direction support can be done and the moving horizontally of steel rail laying direction vertical direction, make the accurate location of side direction support on the fastener base plate; On the described fastener base plate side direction support is carried out spacing structure and should have a confined planes I that moves along the laying direction of rail in order to the limit lateral support at least; On the described fastener base plate side direction support is carried out spacing structure, the confined planes I that moves along the laying direction of rail in order to the limit lateral support that is had has the inclination that the angle of slope is β perpendicular to the laying direction of rail or the confined planes I that moves along the laying direction of rail in order to the limit lateral support that is had and vertical; On the described fastener base plate side direction support is carried out spacing structure and should have one at least in order to the vertical mobile confined planes II of limit lateral support; On the described fastener base plate side direction support is carried out spacing structure; Had in order to the vertical mobile confined planes II of limit lateral support; With the plane parallel of described fastener base plate and perpendicular to the confined planes I that moves along the laying direction of rail in order to the limit lateral support, or has the inclination that the angle of slope is α between the plane in order to vertical mobile confined planes II of limit lateral support and described fastener base plate; On the described fastener base plate side direction support is carried out spacing structure; Have and make described side direction support do the space that moves horizontally perpendicular to the steel rail laying direction; Described; Make the side direction support do the space that moves horizontally perpendicular to the steel rail laying direction, between above-mentioned confined planes I, confined planes II; On the fastener base plate that is proposed the side direction support is carried out spacing structure, avoid the side direction support that unnecessary displacement takes place or come off, and then guarantee the stable of whole reverse V-shaped braced structures.
On the described fastener base plate side direction support is carried out spacing structure, constitute by the limiting plate I and the limiting plate II of horizontally set that vertically are arranged on the fastener base plate; It is described that vertically to be arranged on limiting plate I on the fastener base plate vertical with fastener base plate plate face or have an inclination that the angle of slope is β with vertical; The limiting plate II of horizontally set is arranged on the top of limiting plate I, perpendicular to the limiting plate I or and the plane of described fastener base plate between have the inclination that the angle of slope is α; The limiting plate II that vertically be arranged on limiting plate I on the fastener base plate, is arranged on the horizontally set on limiting plate I top is set to four groups, and is separately positioned on the corner location of fastener base plate.
With on the above-mentioned fastener base plate side direction support is carried out spacing structure and matches, described side direction support has in order to embed the protruding I in space between limiting plate I on the said fastener base plate, the limiting plate II; Each side direction support has two protruding I respectively; Two protruding I that each side direction support is had respectively with the fastener base plate on two spacing respective outer side edges of a side, embed in the limiting plate I, the space between the limiting plate II on the corresponding fastener base plate.
On the described fastener base plate side direction support is carried out spacing structure, constitute by the limiting plate III and the limiting plate IV of horizontally set that vertically are arranged on the fastener base plate; It is described that vertically to be arranged on limiting plate III on the fastener base plate vertical with fastener base plate plate face or have an inclination that the angle of slope is β with vertical; The limiting plate IV of horizontally set is arranged on the top of limiting plate III, perpendicular to the limiting plate III or and the plane of described fastener base plate between have the inclination that the angle of slope is α; Describedly be arranged on the fastener base plate and be positioned at the bottom surface of said limiting plate IV with the vertical limiting plate III of fastener base plate plate face and be arranged on the middle part of said limiting plate IV; Vertically be arranged on the limiting plate III on the fastener base plate, the limiting plate IV of horizontally set is set to two, and on the fastener base plate, is symmetrical set.
With on the above-mentioned fastener base plate side direction support is carried out spacing structure and matches, described side direction support has in order to embed the protruding II in space between limiting plate III on the said fastener base plate, the limiting plate IV; Each side direction support has two protruding II respectively, two protruding II that each side direction support is had respectively with the fastener base plate on a spacing respective outer side edges, embed in the limiting plate III, the space between the limiting plate IV on the corresponding fastener base plate.
The two ends of described fastener base plate have groove, and the roll adjustment block is set in the described groove, and described roll adjustment block one side is near the side direction support, and near the side wall surface of the corresponding opposite side of a side of side direction support roll adjustment block near fastener groove that base plate has; The inclined-plane that the contact surface of described roll adjustment block and side direction support matches each other, and fasten or the plane combination for convex-concave between the inclined-plane that matches; Described roll adjustment block is that the inclined-plane cooperates with a side of the wall of fastener groove that base plate has; What the contact surface of the opposite side wall of the groove that said roll adjustment block and fastener base plate are had coincide mutually faces directly, and match face directly between fasten or the plane combination for convex-concave; The side direction support is fixed, and then whole reverse V-shaped connection support is fixed, and rail is held up from both sides, make rail be in suspended state, whole rail is done elastic movement on non-metal elastomers.
Central authorities are provided with anti-collision liner plate at the fastener base plate, and the described anti-collision liner plate that is positioned at fastener base plate middle position is positioned at the flange of rail below of rail, and and the flange of rail of rail between have certain interval; Anti-collision liner plate does not contact with the flange of rail of rail under the normal condition, as heavy-duty vehicle through or when receiving sudden large impact anti-collision liner plate just contact with the flange of rail of rail, prevent that rail from large deformation taking place, and guaranteed traffic safety.
Described fastener base plate is provided with through hole; Be used to place fasteners such as railway spike; The bottom of fastener base plate is provided with one or more layers height adjusting cushion plate; Described height adjusting cushion plate bottom is provided with insulation coupling backing plate, through railway spike fastener base plate, height adjusting cushion plate, insulation coupling backing plate is fixed on the sub rail foundation together.
The steel rail suspending Damping fastening that described chute-type is installed, the contact surface of non-metal elastomers and rail can be level and smooth, also can be to have groove structure, nail rod structure, groove structure, pyramidal structure.
The steel rail suspending Damping fastening that described chute-type is installed, the mode of nonmetal flexible fastening on the side direction support can adopt plug-in type, can directly vulcanize on the side direction support, also can adopt gluing fixing.
The material of said non-metal elastomers can be a rubber, perhaps plastics, and perhaps rubber plastic blend body, its internal density can homogeneous or inhomogeneous.
Adopt technique scheme, the utlity model has following superiority:
1) position that on the fastener base plate, combines with the side direction support has carries out spacing structure to the side direction support; With respect to the fastener structures that relates among patent CN2782747Y and the CN 1425092A; The restriction rigidity and the stability of side direction support can have been increased greatly; Make the mobile of side direction support become controlled at rail generation elastic movement when reversing, can effectively control the side direction support, can control effectively also that side direction support invar rail reverses and reversing of producing at above-below direction with along moving on the steel rail laying direction; And then effectively strengthened the stability of reverse V-shaped supporting structure, guarantee vehicle safety.
2) the roll adjustment block is born the side direction clamping force when operate as normal, and the torsional moment that power that produces when rail pops up and side direction support produce is had by the position that on the fastener base plate, combines with the side direction support carries out spacing structure to the side direction support and bear.
3) adopt non-metal elastomers that rail both sides waist is retrained, the spring foot pressing type fastener with respect to traditional greatly reduces the torsional moment that rail is received, has reduced the dynamic deformation of rail, makes the rail distortion controlled, guarantees travel safety.
4) in this utility model, except non-metal elastomers, do not have other elastic deformation components again, with respect to traditional spring pressing type fastener, reduced elastic deformation component's quantity, the whole fastener system that is is stability and safety more.
Description of drawings
Fig. 1 is this utility model overall structure figure.
Fig. 2 is the structural representation of fastener base plate in the utility model.
Fig. 3 is an another kind of fastener base arrangement sketch map in the utility model.
Fig. 4 carries out spacing structural representation to the side direction support among Fig. 2.
Fig. 5 carries out spacing structural representation to the side direction support among Fig. 3.
Fig. 6 and Fig. 7 are the partial view of on the fastener base plate side direction support being carried out spacing structure among Fig. 2.
Fig. 8 and Fig. 9 are the partial view of on the fastener base plate side direction support being carried out spacing structure among Fig. 3.
Among the figure: 1, rail, 2, non-metal elastomers, 3, the side direction support, 4, the fastener base plate, 5, the roll adjustment block, 6, the limiting plate I; 7, anti-collision liner plate, 8, height adjusting cushion plate, 9, insulation coupling backing plate, 10, groove, 11, railway spike; 12, sub rail foundation, 13, protruding I, 14, the limiting plate II, 15, protruding II, 16, the limiting plate III; 17, limiting plate IV, 18, the wall I, 19, the wall II, angle between α, limiting plate II and the fastener base plate plane, β, limiting plate I and vertical between angle.
The specific embodiment
In conjunction with accompanying drawing and specific embodiment the utility model is explained:
Suspension steel rail vibration damping fastener as shown in Figure 1, that described chute-type is installed is provided with one group of non-metal elastomers 2 in rail 1 bilateral symmetry; The material of said non-metal elastomers can be a rubber; Perhaps plastics, perhaps rubber plastic blend body, its internal density can homogeneous or inhomogeneous; The end face radian of this non-metal elastomers 2 and rail waist radian match, and the contact surface of non-metal elastomers and rail can be level and smooth, also can be to have groove structure, nail rod structure, groove structure, pyramidal structure; Be provided with several sockets or groove in the bottom surface of non-metal elastomers 2, so that non-metal elastomers 2 is connected with side direction support 3; The mode of nonmetal flexible fastening on the side direction support can adopt plug-in type, can directly vulcanize on the side direction support, also can adopt gluing fixing; Be symmetricly set on the reverse V-shaped supporting structure of two side direction supports, 2 common compositions of rail 1 both sides; The bottom of said side direction support 3 is seated on the fastener base plate 4; The position that combines with side direction support 3 on the described fastener base plate 4 has carries out spacing structure to the side direction support; On the described fastener base plate 4 to side direction support 3 carry out spacing structure in order to the side direction support along the steel rail laying direction spacing, in order to vertical spacing of side direction support 3; And make described side direction support 3 can do to lay moving horizontally of direction vertical direction with rail 1, make the accurate location of side direction support 3 on fastener base plate 4; In conjunction with Fig. 2, among this embodiment, on the described fastener base plate 4 the side direction support is carried out spacing structure, constitute by the limiting plate I 6 and the limiting plate II 14 of horizontally set that vertically are arranged on the fastener base plate 4; The described limiting plate I 6 that vertically is arranged on the fastener base plate is vertical with fastener base plate 4 plate faces, and in conjunction with Fig. 7, or the described limiting plate I 6 that vertically is arranged on the fastener base plate has an inclination that the angle of slope is β with vertical; The limiting plate II 14 of horizontally set is arranged on the top of limiting plate I 6, perpendicular to limiting plate I 6, in conjunction with Fig. 6, has the inclination that the angle of slope is α between the limiting plate II 14 of horizontally set and the plane of described fastener base plate; The limiting plate II 14 that vertically be arranged on limiting plate I 6 on the fastener base plate, is arranged on the horizontally set on limiting plate I 6 tops is set to four, and is separately positioned on the corner location of fastener base plate 4; Be arranged on vertically that limiting plate I 6 on the fastener base plate 4 is structure as a whole with described fastener base plate or with the fastener base plate through connecting and composing one; On the described fastener base plate side direction support is carried out spacing structure; Have and make described side direction support 3 do the space that moves horizontally perpendicular to the steel rail laying direction; Among this embodiment; Described, make the side direction support do the space that moves horizontally perpendicular to the steel rail laying direction, constitute by the limiting plate II 14 that vertically is arranged on limiting plate I 6 and horizontally set on the fastener base plate 4; In conjunction with Fig. 4, and on the above-mentioned fastener base plate side direction support is carried out spacing structure and match, described side direction support 3 has in order to embed the protruding I 13 in space between limiting plate I 6 on the said fastener base plate 4, the limiting plate II 14; Each side direction support has two protruding I 13 respectively; Two protruding I 13 that each side direction support is had respectively with fastener base plate 4 on two spacing respective outer side edges of a side; Embed in the limiting plate I 6, the space between the limiting plate II 14 on the corresponding fastener base plate; Constitute the fastener base plate side direction support is carried out spacing structure, avoid the side direction support that unnecessary displacement takes place or come off, and then guarantee the stable of whole reverse V-shaped braced structures; The two ends of said fastener base plate 4 have groove; Roll adjustment block 5 is set in the described groove; The inclined-plane that the contact surface of described roll adjustment block 5 and side direction support 3 matches each other; Can have concaveconvex structure on roll adjustment block and the contacted inclined-plane of side direction support and lock, the contact surface of for example said roll adjustment block 5 and side direction support 3 is toothed surface each other, or said roll adjustment block 5 is concavo-convex the combination with the contact surface of side direction support 3; The side wall surface I 18 that described roll adjustment block 5 and 4 of fastener base plates have groove 10 is for the inclined-plane cooperates, and the wall I 18 of groove 10 and side direction support 3 are in the same side; The contact surface of the opposite side wall II 19 of the groove 10 that said roll adjustment block 5 and fastener base plate 4 are had is Profile of AT each other; Described roll adjustment block 5 one sides are near the wall I 18 of side direction support 3 and groove 10; One side is near the wall II 19 of groove 10; Side direction support 3 is fixed, and then whole reverse V-shaped connection support is fixed, and rail is held up from both sides; Make rail be in suspended state, whole rail is done elastic movement on non-metal elastomers; 4 central authorities are provided with anti-collision liner plate 7 at the fastener base plate, and the described anti-collision liner plate 7 that is positioned at fastener base plate 4 middle positions is positioned at the flange of rail below of rail, and and the flange of rail of rail between have certain interval; Anti-collision liner plate 7 does not contact with the flange of rail of rail under the normal condition, as heavy-duty vehicle through or when receiving sudden large impact anti-collision liner plate just contact with the flange of rail of rail, prevent that rail from large deformation taking place, and guaranteed traffic safety; Described fastener base plate 4 is provided with through hole; Be used to place railway spike 11 fasteners such as grade; The bottom of fastener base plate 4 is provided with one or more layers height adjusting cushion plate 8; Described height adjusting cushion plate 8 bottoms are provided with insulation coupling backing plate 9, through railway spike 11 fastener base plate 4, height adjusting cushion plate 8, insulation coupling backing plate 9 are fixed on the sub rail foundation 12 together.
The another kind of structural representation that provides fastener base plate in the utility model as shown in Figure 3; Among this embodiment, on the described fastener base plate side direction support is carried out spacing structure, constitute by the limiting plate III 16 and the limiting plate IV 17 of horizontally set that vertically are arranged on the fastener base plate 4; As shown in Figure 9, described vertically to be arranged on limiting plate III 16 on the fastener base plate vertical with fastener base plate 4 plate faces or have an inclination that the angle of slope is β with vertical; The limiting plate IV 17 of horizontally set is arranged on the top of limiting plate III 16, and is as shown in Figure 8, perpendicular to limiting plate III 16 or and the plane of described fastener base plate 4 between have the inclination that the angle of slope is α; Describedly be arranged on the fastener base plate 4 and be positioned at the bottom surface of said limiting plate IV with the vertical limiting plate III 16 of fastener base plate plate face and be arranged on the middle part of said limiting plate IV 17; Vertically be arranged on the limiting plate III 16 on the fastener base plate, the limiting plate IV 17 of horizontally set is set to two, and on fastener base plate 4, is symmetrical set.
As shown in Figure 5, and on the above-mentioned fastener base plate side direction support is carried out spacing structure and match, described side direction support 3 has in order to embed the protruding II 15 in space between the limiting plate 16 limiting plate IV 17 on the said fastener base plate; Each side direction support 3 has two protruding II 15 respectively; Two protruding II 15 that each side direction support is had respectively with the fastener base plate on a spacing respective outer side edges, embed in the limiting plate III 16, the space between the limiting plate IV 17 on the corresponding fastener base plate.
Undeclared part was with embodiment 1 during this implemented to be listed as.
Claims (1)
1. chute installing type suspension steel rail vibration damping fastener; Described chute installing type suspension steel rail vibration damping fastener; In rail (1) bilateral symmetry one group of non-metal elastomers (2) is set; Its end face arcwall face radian and rail side radian match, and its another end face connects with side direction support (3); Two the side direction supports (3) that are symmetricly set on rail (1) both sides are formed reverse V-shaped supporting structure jointly; The bottom of described side direction support (3) is seated on the fastener base plate (4); It is characterized in that: the position that described fastener base plate (4) upward combines with side direction support (3) has carries out spacing structure to side direction support (3); Described fastener base plate (4) go up to side direction support (3) carry out spacing structure in order to side direction support (3) along the steel rail laying direction spacing, in order to vertical spacing of side direction support (3); And described side direction support (3) can be done and the moving horizontally of steel rail laying direction vertical direction, make the accurate location of side direction support (3) on fastener base plate (4); Described fastener base plate (4) is gone up and side direction support (3) to be carried out spacing structure should be had a confined planes I that moves along the laying direction of rail in order to the limit lateral support at least; Described fastener base plate (4) is gone up side direction support (3) is carried out spacing structure, and the laying direction of the vertical and rail of the confined planes I that moves along the laying direction of rail in order to the limit lateral support that is had or the confined planes I that moves along the laying direction of rail in order to the limit lateral support that is had and vertical has the inclination that the angle of slope is β; Upward side direction support (3) is carried out spacing structure should have one in order to the vertical mobile confined planes II of limit lateral support to described fastener base plate (4) at least; On the described fastener base plate side direction support is carried out spacing structure; Had in order to the vertical mobile confined planes II of limit lateral support, and the plane parallel of described fastener base plate and perpendicular to having the inclination that the angle of slope is α between confined planes I that moves along the laying direction of rail in order to the limit lateral support or the plane in order to vertical mobile confined planes II of limit lateral support and described fastener base plate; On the described fastener base plate side direction support is carried out spacing structure; Have and make described side direction support do the space that moves horizontally perpendicular to the steel rail laying direction; Described; Make the side direction support do the space that moves horizontally perpendicular to the steel rail laying direction, between above-mentioned confined planes I, confined planes II.
2. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 1; It is characterized in that: described fastener base plate (4) is gone up side direction support (3) is carried out spacing structure, by the limiting plate I (6) and limiting plate II (14) formation of horizontally set that vertically are arranged on the fastener base plate (4); It is described that vertically to be arranged on limiting plate I (6) on the fastener base plate (4) vertical with fastener base plate plate face or have an inclination that the angle of slope is β with vertical; The limiting plate II (14) of horizontally set is arranged on the top of limiting plate I (6), perpendicular to limiting plate I (6) or and the plane of described fastener base plate between have the inclination that the angle of slope is α; The limiting plate II (14) that vertically be arranged on limiting plate I (6) on the fastener base plate, is arranged on the horizontally set on limiting plate I (6) top is set to four, and is separately positioned on the corner location of fastener base plate (4).
3. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 2 is characterized in that: described side direction support has in order to embed the protruding I (13) in space between limiting plate I (6) on the said fastener base plate, the limiting plate II (14); Each side direction support has two protruding I (13) respectively; Two protruding I (13) that each side direction support is had respectively with the fastener base plate on two spacing respective outer side edges of a side, embed in the spacing I (6), the space between the limiting plate II (14) on the corresponding fastener base plate.
4. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 1; It is characterized in that: described fastener base plate (4) is gone up side direction support (3) is carried out spacing structure, by the limiting plate III (16) and limiting plate IV (17) formation of horizontally set that vertically are arranged on the fastener base plate (4); It is described that vertically to be arranged on limiting plate III (16) on the fastener base plate (4) vertical with fastener base plate (4) plate face or have an inclination that the angle of slope is β with vertical; The limiting plate IV (17) of horizontally set is arranged on the top of limiting plate III (16), perpendicular to limiting plate III (16) or and the plane of described fastener base plate (4) between have the inclination that the angle of slope is α; The described middle part that is arranged on that fastener base plate (4) is gone up and the limiting plate III (16) vertical with fastener base plate plate face is positioned at the bottom surface of said limiting plate IV (17) and is arranged on said limiting plate IV (17); Vertically be arranged on the limiting plate III (16) on the fastener base plate, the limiting plate IV (17) of horizontally set is set to two, and on fastener base plate (4), is symmetrical set.
5. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 4 is characterized in that: described side direction support (3) has in order to embed the protruding II (15) in space between limiting plate III (16) on the said fastener base plate, the limiting plate IV (17); Each side direction support has two protruding II (15) respectively; Two protruding II (15) that each side direction support is had respectively with the fastener base plate on a spacing respective outer side edges, embed in the limiting plate III (16), the space between the limiting plate IV (17) on the corresponding fastener base plate.
6. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 1; It is characterized in that: the two ends of described fastener base plate (4) have groove (10); Roll adjustment block (5) is set in the described groove (10); Described roll adjustment block (5) one sides are near the wall I (18) of side direction support (3) and groove (10); One side is near the wall II (19) of groove (10), the inclined-plane that the contact surface of described roll adjustment block (5) and side direction support (3) matches each other, and fasten or the plane combination for convex-concave between the inclined-plane that matches; Described roll adjustment block (5) cooperates for the inclined-plane with the side wall surface I (18) that fastener base plate (4) has groove (10); What the contact surface of the opposite side wall of the groove (10) that said roll adjustment block (5) and fastener base plate (4) are had coincide mutually faces directly, and match face directly between fasten or the plane combination for convex-concave.
7. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 1; It is characterized in that: central authorities are provided with anti-collision liner plate (7) at fastener base plate (4); The described anti-collision liner plate (7) that is positioned at fastener base plate (4) middle position is positioned at the flange of rail below of rail, and and the flange of rail of rail between have certain interval.
8. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 1; It is characterized in that: described fastener base plate (4) is provided with through hole; Be used to place railway spike fasteners such as (11); The bottom of fastener base plate (4) is provided with one or more layers height adjusting cushion plate (8); Described height adjusting cushion plate (8) bottom is provided with insulation coupling backing plate (9), through railway spike (11) fastener base plate (4), height adjusting cushion plate (8), insulation coupling backing plate (9) is fixed on the sub rail foundation (12) together.
9. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 1; It is characterized in that: non-metal elastomers (2) is level and smooth with the contact surface of rail (1), or the contact surface of non-metal elastomers (2) and rail (1) has groove structure, nail rod structure, groove structure, pyramidal structure.
10. a kind of chute installing type suspension steel rail vibration damping fastener according to claim 1; It is characterized in that: the mode that non-metal elastomers (2) is fixed on the side direction support (3) is a plug-in type; Or directly vulcanize on side direction support (3), or adopt gluing fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204399154U CN202380367U (en) | 2011-11-09 | 2011-11-09 | Sliding-chute-installed damping fastener for suspension railway rail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204399154U CN202380367U (en) | 2011-11-09 | 2011-11-09 | Sliding-chute-installed damping fastener for suspension railway rail |
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| CN202380367U true CN202380367U (en) | 2012-08-15 |
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| CN2011204399154U Expired - Lifetime CN202380367U (en) | 2011-11-09 | 2011-11-09 | Sliding-chute-installed damping fastener for suspension railway rail |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359036A (en) * | 2011-11-09 | 2012-02-22 | 洛阳双瑞橡塑科技有限公司 | Chute-mounted suspended steel rail vibration reduction fastener |
| 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 |
| CN108978362A (en) * | 2017-05-31 | 2018-12-11 | 洛阳科博思新材料科技有限公司 | A kind of steel rail vibration reduction fastener |
-
2011
- 2011-11-09 CN CN2011204399154U patent/CN202380367U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359036A (en) * | 2011-11-09 | 2012-02-22 | 洛阳双瑞橡塑科技有限公司 | Chute-mounted suspended steel rail vibration reduction fastener |
| CN102359036B (en) * | 2011-11-09 | 2013-08-28 | 洛阳双瑞橡塑科技有限公司 | Chute-mounted suspended steel rail vibration reduction fastener |
| 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 |
| CN108978362A (en) * | 2017-05-31 | 2018-12-11 | 洛阳科博思新材料科技有限公司 | A kind of steel rail vibration reduction fastener |
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