CN207121759U - A kind of steel rail vibration reduction fastener - Google Patents
A kind of steel rail vibration reduction fastener Download PDFInfo
- Publication number
- CN207121759U CN207121759U CN201720899633.XU CN201720899633U CN207121759U CN 207121759 U CN207121759 U CN 207121759U CN 201720899633 U CN201720899633 U CN 201720899633U CN 207121759 U CN207121759 U CN 207121759U
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- Prior art keywords
- locating piece
- fastener
- rail
- locating dowel
- vibration reduction
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 38
- 239000010959 steel Substances 0.000 title claims abstract description 38
- 230000009467 reduction Effects 0.000 title claims abstract description 36
- 229920001971 elastomer Polymers 0.000 claims abstract description 30
- 239000000806 elastomer Substances 0.000 claims abstract description 30
- 230000014759 maintenance of location Effects 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 abstract description 8
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000033228 biological regulation Effects 0.000 description 9
- 238000013016 damping Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/38—Indirect fastening of rails by using tie-plates or chairs; Fastening of rails on the tie-plates or in the chairs
- E01B9/44—Fastening the rail on the tie-plate
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2201/00—Fastening or restraining methods
- E01B2201/04—Fastening or restraining methods by bolting, nailing or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
Abstract
A kind of steel rail vibration reduction fastener, including backing plate, elastomer, supporting plate, locating piece and retention mechanism are disclosed herein；Locating dowel is provided with backing plate, first through hole is offered on locating piece, locating piece is set in the outside of locating dowel by first through hole；Retention mechanism includes fastener and locking cover plate, and fastener is connected with locating dowel, and fastener compresses locating piece by locking cover plate；The side of supporting plate is connected with elastomer, and elastomer is fixed at the web of the rail of rail, and the opposite side of supporting plate is resisted against on locating piece；Contact surface between supporting plate and locating piece is inclined-plane, and the top on inclined-plane tilts to close to the side of rail；The application can be applied to technical field of rail traffic, and problems of the prior art are can effectively solve the problem that using the application, can realize the convenient installation operation of locating piece, to be supplied to the enough thrusts of elastomer；Further, additionally it is possible to the composition of preferred existing steel rail vibration reduction fastener, can realize and attended operation is more easily installed.
Description
Technical field
The application relates to, but are not limited to field of track traffic, especially a kind of steel rail vibration reduction fastener.
Background technology
In recent years, with the fast development with subway, inter-city passenger rail etc. for the Rail Transit System of representative, effectively alleviate
The nervous situation of urban transportation, and at the same time, production of the vibration, noise pollution that these modes of transportation are brought also to people is given birth to
Work brings very big puzzlement.Rail fastening is playing the same of fixed rail function as the connection member between rail and sleeper
When, its vibration and noise reducing function is also increasingly valued by people.
At present, in the market has been proposed a series of rail fastening products with vibration and noise reducing function.And subtract numerous
Shake in fastener product, a kind of Damping fastening lifted that clamps rail from rail both sides has higher effectiveness in vibration suppression, and can
To conveniently realize the dismounting and change of parts, therefore widely applied, it is deep to be favored by market.
The Damping fastening design for lifting rail is clamped from both sides in order to realize, it is public in ZL00810625.8 numerous patents
Multiple technologies scheme is opened；Wherein, these disclosed prior arts are：Rail both sides are provided with elastomer, pass through supporting construction
The rail both sides that elastomer is clamped, there is the shoulder arrangement of protrusion on bottom plate, there is locating piece between supporting construction and shoulder block, it is fixed
Supporting construction is positioned and the clamping force for clamping rail is delivered on the shoulder arrangement of bottom plate by position block.
Above-mentioned prior art gives full play to the cutting performance of rail two-side elastic body so that this kind of fastener has higher subtract
Shake effect.However, also had the following disadvantages during long-term use：
1st, in order to fix the supporting construction of support elastomer, prior art uses is placed on supporting construction and bottom by locating piece
Design between plate shoulder block achieves the goal.But track Damping fastening is a long lifespan, service life is long, safeguard into
This high track product；Prior art is during long-term use, because the continuous shock of train wheel and rail is vibrated so that
Locating piece gradually loosens and occurs to move upwards, ultimately results in and occurs between locating piece and elastomer support structure, bottom plate shoulder block
Separate and eject, cause a whole set of fastener system to fail；Cause fastener system to lose support and crystallized ability to rail, row be present
Car potential safety hazard.
2nd, fastener system of the prior art needs the pressue device using speciality, such as by hydraulic jack to elastomer
Supporting construction applies certain pressure, to ensure that elastomer clamps rail.However, with the increase of above mentioned problem occurrence frequency, track
Maintenance and Repair workload and fund input greatly increase；Particularly rail transportation operation circuit, operation is very busy,
It is unpractical to stop normal operation to carry out railway maintenance；Of short duration operation interval can only be relied on to carry out repair and maintenance；
Therefore, in practical operation, it is not easy to operate because special pressue device is very heavy, workmen often uses its other party
Method, such as strike the method for pounding and force to pound into positioning by locating piece, the problems such as causing fastener damage of components, dimensional discrepancy in the course of time, instead
And the development of problem described in 1 is exacerbated, form vicious circle.
Utility model content
The technical problem that the application solves is to provide a kind of steel rail vibration reduction fastener, can effectively solve the problem that in the prior art and exists
The problem of, the convenient installation operation of locating piece can be realized, to be supplied to the enough thrusts of elastomer；Further, moreover it is possible to
The composition of enough preferably existing steel rail vibration reduction fasteners, can realize and more easily install attended operation.
In order to solve the above technical problems, this application provides a kind of steel rail vibration reduction fastener, including backing plate, in addition to elasticity
Body, supporting plate, locating piece and retention mechanism；
Locating dowel is provided with the backing plate, first through hole is offered on the locating piece, the locating piece passes through described
First through hole is set in the outside of the locating dowel；
The retention mechanism includes fastener and locking cover plate, and the fastener is connected with the locating dowel, the fastening
Part compresses the locating piece by the locking cover plate；
The side of the supporting plate is connected with the elastomer, and the elastomer is fixed at the web of the rail of rail, described
The opposite side of supporting plate is resisted against on the locating piece；Contact surface between the supporting plate and the locating piece is inclined-plane, institute
The top for stating inclined-plane tilts to close to the side of rail.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
The fastener includes screw bolt and nut, and the second through hole, the head card of the bolt are offered in the locating dowel
Tightly on the bottom outer of second through hole, the threaded shank of the bolt wears second through hole, and end extends to institute
State the top of locating dowel；
The nut and the bolt connection, the lower surface of the nut compress the locking cover plate.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
The fastener is bolt, and the top of the locating dowel is provided with internal thread；
The bolt wears the locking cover plate and is tightened on the internal thread of the locating dowel.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
The fastener is nut, and the top of the locating dowel is provided with external screw thread；
The nut is tightened on the outer bolt of the locating dowel, and the lower surface of the nut compresses the locking lid
Plate.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
Also include anchor bolt, third through-hole is provided with the backing plate, the anchor bolt wears the third through-hole
The backing plate is fixed on track foundation.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
The fastener is anchor bolt, and the second through hole is offered in the locating dowel；
The anchor bolt wears the locking cover plate successively, the locating piece is fixed on the pad by second through hole
On plate, and the backing plate is fixed on track foundation.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
Also include adjust pad, the adjust pad is located at the upper surface of the locking cover plate, and/or the locking cover plate
Lower surface.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
Spacing shoulder block is additionally provided with the backing plate, the locating piece is resisted against the limit away from the side of the supporting plate
On the side of position shoulder block.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
Cushion under rail is set between the backing plate and the rail.
Above-mentioned steel rail vibration reduction fastener, can also have following features,
It is provided between the backing plate and track foundation and couples backing plate.
The application above-mentioned technical proposal has the advantages that：
Compared to prior art, the utility model can realize locating piece in locating dowel by the setting of retention mechanism
On position fix；By the contact of incline plane between above-mentioned supporting plate and locating piece supporting plate can be enabled to be pressed to rail
Side is moved, to effectively improve the structural stability of rail；One end of above-mentioned supporting plate, it can realize that position is fixed by locating piece
Operation；The other end of above-mentioned supporting plate, elastomer can be firmly held out against in the web of the rail position of rail, to realize the clamping of rail
The technique effect lifted.
Further, rail can also can be applied to supporting plate by the utility model by the setting of above-mentioned locating dowel
Cross force, located piece is transferred at locating dowel；Above-mentioned locating dowel and backing plate can be integrated design, so can by backing plate and
Locating dowel integrally realizes effective carrying of above-mentioned cross force；Can also be by the setting of above-mentioned retention mechanism, being capable of effectively anti-fastening
The loosening ejection of position block, eliminates traffic safety hidden danger；Meanwhile can also simplify installation and the attended operation of fastener system, it can keep away
Exempt from the application of special installation tool.
Further, the utility model can also be by the setting of above-mentioned spacing shoulder block, can be by the cross force of rail application
By supporting plate, locating piece, it is transferred at spacing shoulder block；That is, effectively holding for cross force can be realized by above-mentioned spacing shoulder block
Carry；By the setting of above-mentioned spacing shoulder block, the overall structural stability in the process of running of steel rail vibration reduction fastener can be effectively improved.
Further, the utility model can also can realize rail pretightning force just by the setting of above-mentioned adjust pad
Victory regulation operation, can avoid the application of special tool(s)；The purpose of above-mentioned setting, it is intended to enable to supporting plate towards rail
It is further mobile, with further compresses elastomeric, and then realize the regulation operation of the pretightning force of rail.
Other features and advantage will illustrate in the following description, also, partly become from specification
Obtain it is clear that or being understood by implementing the utility model embodiment.The purpose of the application and other advantages can by
Specifically noted structure is realized and obtained in specification, claims and accompanying drawing.
Brief description of the drawings
Accompanying drawing is used for providing further understanding technical scheme, and a part for constitution instruction, with this
The embodiment of application is used for the technical scheme for explaining the application together, does not form the limitation to technical scheme.
Fig. 1 is in the structural representation of non-tightening state for the locating piece in the utility model embodiment one；
Fig. 2 is in the structural representation of tightening state for the locating piece in the utility model embodiment one；
Fig. 3 is the schematic perspective view of the backing plate in the utility model embodiment one；
Fig. 4 is the perspective diagram of the backing plate in the utility model embodiment one；
Fig. 5 is the structural representation of the supporting plate in the utility model embodiment one；
Fig. 6 is the structural representation of the locating piece in the utility model embodiment one；
Fig. 7 is the structural representation of the locking cover plate in the utility model embodiment one；
Fig. 8 is the structural representation of the coupling backing plate in the utility model embodiment one；
Fig. 9 is the structural representation in the utility model embodiment two；
Figure 10 is the structural representation in the utility model embodiment three；
Figure 11 is the schematic perspective view of the backing plate in the utility model embodiment three；
Figure 12 is the structural representation in the utility model embodiment four；
Figure 13 is the schematic perspective view of the backing plate in the utility model embodiment five；
Figure 14 is the structural representation in the utility model embodiment five.
Illustrate：
1- backing plates, cushion under 2- rails, 3- rail, 4- elastomers, 5- supporting plates, 6-T type bolts, 7- locking cover plates, 8-
Locating piece, 9- locating dowels, the spacing shoulder blocks of 10-, 11- coupling backing plates, 12- anchor bolts, 13- nuts, 14- hex bolts, 101-
First side, 102- second sides, 103- annular step surfaces.
Embodiment
Embodiments herein is described in detail below in conjunction with accompanying drawing.It should be noted that do not conflicting
In the case of, the feature in embodiment and embodiment in the application can be mutually combined.
Embodiment one：
As shown in figure 1, the utility model embodiment one provides a kind of steel rail vibration reduction fastener, backing plate 1, elasticity can be included
Body 4, supporting plate 5, locating piece 8 and retention mechanism；Locating dowel 9 is provided with backing plate 1, first through hole is offered on locating piece 8, it is fixed
Position block 8 is set in the outside of locating dowel 9 by first through hole；Wherein, above-mentioned locating piece 8 can carry out position slip along locating dowel 9,
The vertical position of locating piece 8 can be adjusted；Above-mentioned locating dowel 9 is preferably to be vertically arranged on backing plate 1, i.e., locating piece 8 can
Move the position that vertical direction is carried out along locating dowel 9.
In the present embodiment, above-mentioned retention mechanism includes fastener and locking cover plate 7, and fastener is connected with locating dowel 9, is fastened
Part compresses locating piece 8 by locking cover plate 7；The side of supporting plate 5 is connected with elastomer 4, and elastomer 4 is fixed on into rail 3
At the web of the rail, the opposite side of supporting plate 5 is resisted against on locating piece 8；Contact surface between supporting plate 5 and locating piece 8 is inclined-plane, inclined-plane
Top to close to rail 3 side tilt.
In concrete operations, it can realize that position of the locating piece 8 in locating dowel 9 is fixed by the setting of retention mechanism；
By the contact of incline plane between above-mentioned supporting plate 5 and locating piece 8 supporting plate 5 can be enabled to be pressed to the movement of the side of rail 3,
To effectively improve the structural stability of rail 3；One end of above-mentioned supporting plate 5, position fixed operation can be realized by locating piece 8；
The other end of above-mentioned supporting plate 5, elastomer 4 can be firmly held out against in the web of the rail position of rail 3, to realize the clamping of rail 3
The technique effect lifted；Rail 3 by the setting of above-mentioned locating dowel 9, can be applied to the cross force of supporting plate 5, through fixed
Position block 8 is transferred at locating dowel 9；Above-mentioned locating dowel 9 can be integrated design with backing plate 1, and then can pass through backing plate 1 and locating dowel
The 9 overall effective carryings for realizing above-mentioned cross force.
With reference to shown in Fig. 1, Fig. 2, in the present embodiment, above-mentioned fastener includes screw bolt and nut 13, is opened in above-mentioned locating dowel 9
Provided with the second through hole, the head of bolt is clamped on the bottom outer of the second through hole, and the threaded shank of bolt wears the second through hole, and
End extends to the top of locating dowel 9；Nut 13 and bolt connection, the lower surface of nut 13 compress locking cover plate 7；Nut 13 with
Pad and spring washer can be set between locking cover plate 7；T-bolt 6 in above-mentioned bolt preferably diagram, and above-mentioned T-shaped spiral shell
Bolt 6 carries out installation operation in handstand posture.
In concrete operations, before T-bolt 6 is tightened, the upper surface of locating piece 8 is higher than locating dowel 9 in the horizontal direction
Upper surface；During gradually nut 13 is tightened, locating piece 8 moves gradually downward, until the upper surface of locating piece 8 is with determining
The upper surface flush of position post 9；Now, the lower surface for locking cover plate 7 is also pressed on the upper surface of locating dowel 9, and nut 13 reaches stubborn
Tight state.
Aforesaid operations aim at effectively tightening for nut 13；That is, if do not have without locating dowel 9, or locking cover plate 7
It is close to the upper surface of locating dowel 9, then nut 13 just can not be tightened really, and when vibrating, nut 13 is likely to occur
Loosen, and then cause T-bolt 6 to loosen, so as to cause locating piece 8 to loosen；According to such scheme, locking cover plate 7 and locating dowel 9
It is close to upper surface, it can be ensured that nut 13 is tightened, it is ensured that clamping screw and locating piece 8 do not loosen.
In concrete operations, the handstand of above-mentioned T-bolt 6 is set, and can effectively prevent T-bolt 6 from extracting upwards；Positioning
Locking cover plate 7 is placed in the top of block 8, and above locking cover plate 7, settable spring washer is with the grade accessory of attaching nut 13 by T-shaped spiral shell
Bolt 6 is tightened, so as to be locked between locating piece 8 and backing plate 1.
In the present embodiment, the above-mentioned Damping fastening of rail 3 also includes anchor bolt 12, and third through-hole, anchor are provided with backing plate 1
Fixing bolt 12 wears third through-hole and backing plate 1 is fixed on track foundation.In concrete operations, the setting of above-mentioned anchor bolt 12,
Firm connection is realized between backing plate 1 and track foundation；In addition, cushion 2 under rail is set between above-mentioned backing plate 1 and rail 3, on
The setting of cushion 2 under rail is stated, the overall damping property of fastener can be effectively improved.
With reference to shown in Fig. 3, Fig. 4, it is preferable that in order to effectively improve the overall structural stability of steel rail vibration reduction fastener；
In the present embodiment, spacing shoulder block 10 is additionally provided with above-mentioned backing plate 1, locating piece 8 is resisted against limit away from the side of the supporting plate 5
On the side of position shoulder block 10.
In concrete operations, the setting of above-mentioned spacing shoulder block 10, the cross force that rail 3 applies can be passed through supporting plate 5, fixed
Position block 8, is transferred at spacing shoulder block 10；That is, effective carrying of cross force can be realized by above-mentioned spacing shoulder block 10；By upper
The setting of spacing shoulder block 10 is stated, the overall structural stability in the process of running of steel rail vibration reduction fastener can be effectively improved.
Preferably, the first through hole sectional area of above-mentioned locating piece 8 is more than the sectional area of locating dowel 9, is positioned after being installed in place
Post 9 can contact between locating piece 8 without position, and locating piece 8 contacts away from the side of supporting plate 5 with spacing shoulder block 10, can incite somebody to action
Rail 3 is applied to the cross force of supporting plate 5, and the position of spacing shoulder block 10 is transferred to by locating piece 8, and then can realize above-mentioned horizontal stroke
Effective carrying to power.
With reference to shown in Fig. 5, Fig. 6, the first side 101 of supporting plate 5 is connected with each other with the second side 102 of locating piece 8, on
State first side 101 and second side 102 forms the inclined-plane to contact with each other.
In concrete operations, this characteristic is tilted to the side close to rail 3 based on the top on inclined-plane, as nut 13 is continuous
Tighten, downward movement occurs for locating piece 8；And then locating piece 8 can pass through the first of the second side 102 of itself and supporting plate 5
Side 101 interacts, and promotes supporting plate 5 to be moved to the side of rail 3, occurs in the moving process elastomer 4 of supporting plate 5
Elastic deformation, clamping force is produced to rail 3, and then being fixedly clamped for rail 3 can be realized.
As shown in fig. 7, in the present embodiment, the setting of above-mentioned locking cover plate 7, it is intended to attaching nut 13 tightens operation,
In the rundown process of nut 13, locating piece 8 can effectively be compressed by locking cover plate 7.
As shown in figure 8, in the present embodiment, the setting of above-mentioned coupling backing plate 11, it is intended to avoid between track foundation and backing plate 1
Rigid contact；In order to coordinate the attended operation of anchor bolt 12, offered on above-mentioned coupling backing plate 11 for anchor bolt 12
The through hole run through.
Preferably, in order to realize the convenient regulation of the clamping force of rail 3 operate；The above-mentioned Damping fastening of rail 3 also includes
Adjust pad, adjust pad is located at the upper surface of locking cover plate 7, and/or the lower surface of locking cover plate 7.It is above-mentioned in the present embodiment
Adjust pad can be located at the lower surface of locking cover plate 7.
In concrete operations, during long-term use, a certain degree of abrasion can occur Damping fastening for elastomer 4, enter
And clamping force is caused to lose；When being not reaching to replacing and requiring, clamping of the fastener to rail 3 can be adjusted by the following method
Power：The nut 13 of clamping screw is unclamped, adjust pad is placed between locating piece 8 and locking cover plate 7；In above-mentioned adjust pad
Settable through hole, the through hole of screw bolt passes locating piece 8, the through hole of adjust pad and after locking the through hole of cover plate 7, with spiral shell
Mother 13 tightens connection.
Compare non-mounting and adjusting pad when, the distance that the locating piece 8 after above-mentioned mounting and adjusting pad moves down will increase
Add, and then supporting plate 5 also accordingly increases to the distance that rail direction is moved, and clamping force caused by elastomer 4 wears is made up with this
Loss；Based on the adjust pad of different-thickness, the effective regulation of rail 3 pretightning force can be realized, to adapt to no track circuit
Design requirement.
It should be noted that the regulation of above-mentioned rail pretightning force, also can be by using the locking of different-thickness, varying number
Cover plate 7, or realized using without the locating piece 8 of thickness；The purpose of above-mentioned setting, it is intended to enable to supporting plate 5 towards steel
The further movement of rail, with further compresses elastomeric 4, and then realize the regulation operation of the pretightning force of rail 3.
Embodiment two：
The utility model embodiment two provides a kind of steel rail vibration reduction fastener, and agent structure is similar with embodiment one, also wraps
Include backing plate, elastomer, supporting plate, locating piece and retention mechanism；On the record of agent structure, refer in previous embodiment one
Detailed record；It is intended to illustrate difference between the two herein.
As shown in figure 9, in the present embodiment, fastener is bolt, and the top of locating dowel 9 is provided with internal thread；Bolt is worn
Locking cover plate is tightened on the internal thread of locating dowel 9.Wherein, above-mentioned bolt can be the hex bolts 14, Huo Zheqi in diagram
The bolt of his structure type.
In concrete operations, above-mentioned locating dowel 9 may be configured as through-hole structure, and through-hole inner surface is provided with screw thread；Work as positioning
Block is set in after the outside of locating dowel 9, locking cover plate can be arranged on above locating piece, and the threaded shank of hex bolts 14 is passed through
Locking cover plate is worn, and the internal thread with being opened up in locating dowel 9 is tightened and is connected, to realize that effective clamping of locating piece operates.
Embodiment three：
The utility model embodiment three provides a kind of steel rail vibration reduction fastener, and agent structure is similar with embodiment one, also wraps
Include backing plate, elastomer, supporting plate, locating piece and retention mechanism；On the record of agent structure, refer in previous embodiment one
Detailed record；It is intended to illustrate difference between the two herein.
As shown in Figure 10, in the present embodiment, fastener is nut 13, and the top of locating dowel 9 is provided with external screw thread；Nut 13
It is tightened on the outer bolt of locating dowel 9, and the lower surface of nut 13 compresses locking cover plate.Above-mentioned nut 13 can be common hexagonal
Nut, or the nut of other structures form.
In concrete operations, the external screw thread of certain length can be offered on the top of locating dowel 9, when locating piece is set in positioning
After the outside of post 9, locking cover plate can be arranged on above locating piece, and the external screw thread that nut 13 and the top of locating dowel 9 are opened up
Connection is tightened, to realize that effective clamping of locating piece operates.
With reference to shown in Figure 10, Figure 11, further, in the present embodiment, above-mentioned locating dowel 9 includes the thread segment on top with
The cylindrical section in portion, the diameter of above-mentioned cylindrical section are more than the diameter of thread segment, had between the contact surface of above-mentioned cylindrical section and the end of thread
There is annular step surface 103.
In concrete operations, before clamping screw is not tightened, locking cover plate upper surface is higher than the annular step surface of locating dowel 9
103 certain distances, the distance are to be got according to clamping force demand by calculating；During clamping screw is tightened, locating piece
Move down, and promote supporting plate to be moved to rail direction, the elastomer of rail both sides occurs elastic deformation simultaneously and compressed, steel
Rail is acted on by certain clamping force.In addition, the regulation of rail pretightning force, before also can tightening clamping screw by change, locking
The distance between annular step surface 103 of cover plate upper surface and locating dowel 9 is realized.
Example IV：
The utility model embodiment four provides a kind of steel rail vibration reduction fastener, and agent structure is similar with embodiment one, also wraps
Include backing plate, elastomer, supporting plate, locating piece and retention mechanism；On the record of agent structure, refer in previous embodiment one
Detailed record；It is intended to illustrate difference between the two herein.
As shown in figure 12, in the present embodiment, above-mentioned fastener is anchor bolt 12, and the second through hole is offered in locating dowel 9；
Anchor bolt 12 wears locking cover plate successively, locating piece is fixed on backing plate, and backing plate is fixed on into track by the second through hole
On the basis of.
In concrete operations, locating piece can be set in the outside of locating dowel 9, and locking cover plate is arranged on the upper of locating piece
Side；And then after anchor bolt 12 can be worn to locking cover plate, the second through hole successively, and tighten and be connected with track foundation；Above-mentioned anchor
After fixing bolt 12 is tightened with track foundation, locating piece can be effectively fixed on backing plate, while backing plate is also effectively fixed in rail
On the basis of road.
It should be noted that in the present embodiment, above-mentioned backing plate is not provided with spacing shoulder block, the transverse direction that above-mentioned rail applies
Power, it can be transferred to by supporting plate, locating piece in the locating dowel on backing plate.
Embodiment five：
The utility model embodiment five provides a kind of steel rail vibration reduction fastener, and agent structure is similar with embodiment one, also wraps
Include backing plate, elastomer, supporting plate, locating piece and retention mechanism；On the record of agent structure, refer in previous embodiment one
Detailed record；It is intended to illustrate difference between the two herein.
As shown in Figure 13, Figure 14, in the present embodiment, above-mentioned locating dowel 9 is that side wall opens up hollow cylinder jaggy.
In concrete operations, the setting of hollow cylinder jaggy can be opened up by above-mentioned side wall, can effectively be provided more
Installing space give adjacent part, to overcome the limitation of spatial arrangement；Excision and other parts may be selected in above-mentioned hollow cylinder
The part interfered, the locating dowel left are defined by the effective support that disclosure satisfy that locking cover plate.
One, embodiment two, embodiment three, example IV and embodiment five understand that the utility model can in conjunction with the embodiments
By the setting of retention mechanism, it can realize that position of the locating piece in locating dowel is fixed；Above-mentioned supporting plate and positioning can be passed through
Contact of incline plane between block, supporting plate is enabled to be pressed to the movement of rail side, to effectively improve the structural stability of rail；
One end of above-mentioned supporting plate, position fixed operation can be realized by locating piece；The other end of above-mentioned supporting plate, can be by elastomer jail
Jail is held out against in the web of the rail position of rail, to realize technique effect that the clamping of rail is lifted.
Further, rail can also can be applied to supporting plate by the utility model by the setting of above-mentioned locating dowel
Cross force, located piece is transferred at locating dowel；Above-mentioned locating dowel and backing plate can be integrated design, so can by backing plate and
Locating dowel integrally realizes effective carrying of above-mentioned cross force；Can also be by the setting of above-mentioned retention mechanism, being capable of effectively anti-fastening
The loosening ejection of position block, eliminates traffic safety hidden danger；Meanwhile can also simplify installation and the attended operation of fastener system, it can keep away
Exempt from the application of special installation tool.
Further, the utility model can also be by the setting of above-mentioned spacing shoulder block, can be by the cross force of rail application
By supporting plate, locating piece, it is transferred at spacing shoulder block；That is, effectively holding for cross force can be realized by above-mentioned spacing shoulder block
Carry；By the setting of above-mentioned spacing shoulder block, the overall structural stability in the process of running of steel rail vibration reduction fastener can be effectively improved.
Further, the utility model can also can realize rail pretightning force just by the setting of above-mentioned adjust pad
Victory regulation operation, can avoid the application of special tool(s)；The purpose of above-mentioned setting, it is intended to enable to supporting plate towards rail
It is further mobile, with further compresses elastomeric, and then realize the regulation operation of the pretightning force of rail.
In the description of the present application, term " installation ", " connected ", " connection ", " fixation " etc. all should be interpreted broadly, example
Such as, " connection " can be fixedly connected or be detachably connected, or be integrally connected；Can be joined directly together, can also
It is indirectly connected by intermediary.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in this application.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean to combine at least one reality that specific features, structure, material or the feature that the embodiment or example describe are contained in the application
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with
Suitable mode combines.
Although those skilled in the art should be understood that embodiment disclosed by the utility model embodiment as above,
Described content is only the embodiment for readily appreciating the utility model embodiment and using, and is not limited to the utility model
Embodiment.Technical staff in any the utility model embodiment art, is taken off not departing from the utility model embodiment
On the premise of the spirit and scope of dew, any modification and change, but this practicality can be carried out in the form and details of implementation
The scope of patent protection of new embodiment, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of steel rail vibration reduction fastener, including backing plate；Characterized in that, also include elastomer, supporting plate, locating piece and fastening machine
Structure；
Locating dowel is provided with the backing plate, first through hole is offered on the locating piece, the locating piece passes through described first
Through hole is set in the outside of the locating dowel；
The retention mechanism includes fastener and locking cover plate, and the fastener is connected with the locating dowel, and the fastener leads to
Cross the locking cover plate and compress the locating piece；
The side of the supporting plate is connected with the elastomer, and the elastomer is fixed at the web of the rail of rail, the support
The opposite side of plate is resisted against on the locating piece；Contact surface between the supporting plate and the locating piece is inclined-plane, described oblique
The top in face tilts to close to the side of rail.
2. steel rail vibration reduction fastener according to claim 1, it is characterised in that
The fastener includes screw bolt and nut, and the second through hole is offered in the locating dowel, and the head of the bolt is clamped on
On the bottom outer of second through hole, the threaded shank of the bolt wears second through hole, and end extend to it is described fixed
The top of position post；
The nut and the bolt connection, the lower surface of the nut compress the locking cover plate.
3. steel rail vibration reduction fastener according to claim 1, it is characterised in that
The fastener is bolt, and the top of the locating dowel is provided with internal thread；
The bolt wears the locking cover plate and is tightened on the internal thread of the locating dowel.
4. steel rail vibration reduction fastener according to claim 1, it is characterised in that
The fastener is nut, and the top of the locating dowel is provided with external screw thread；
The nut is tightened on the outer bolt of the locating dowel, and the lower surface of the nut compresses the locking cover plate.
5. according to the steel rail vibration reduction fastener described in Claims 2 or 3 or 4, it is characterised in that
Also include anchor bolt, third through-hole is provided with the backing plate, the anchor bolt wears the third through-hole by institute
Backing plate is stated to be fixed on track foundation.
6. steel rail vibration reduction fastener according to claim 1, it is characterised in that
The fastener is anchor bolt, and the second through hole is offered in the locating dowel；
The anchor bolt wears the locking cover plate successively, the locating piece is fixed on the backing plate by second through hole
On, and the backing plate is fixed on track foundation.
7. according to the steel rail vibration reduction fastener described in claim 1 or 2 or 3 or 4 or 6, it is characterised in that
Also include adjust pad, the adjust pad is under the upper surface of the locking cover plate, and/or the locking cover plate
Surface.
8. according to the steel rail vibration reduction fastener described in claim 1 or 2 or 3 or 4 or 6, it is characterised in that
Spacing shoulder block is additionally provided with the backing plate, the locating piece is resisted against the limiting block away from the side of the supporting plate
On the side of shoulder.
9. steel rail vibration reduction fastener according to claim 8, it is characterised in that
Cushion under rail is set between the backing plate and the rail, is provided between the backing plate and track foundation and couples pad
Plate.
10. steel rail vibration reduction fastener according to claim 1, it is characterised in that
The locating dowel is that side wall opens up hollow cylinder jaggy.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017104032912 | 2017-05-31 | ||
| CN201710403291 | 2017-05-31 |
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| CN207121759U true CN207121759U (en) | 2018-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720899633.XU Active CN207121759U (en) | 2017-05-31 | 2017-07-24 | A kind of steel rail vibration reduction fastener |
| CN201710608867.9A Pending CN108978362A (en) | 2017-05-31 | 2017-07-24 | Steel rail vibration damping fastener |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710608867.9A Pending CN108978362A (en) | 2017-05-31 | 2017-07-24 | Steel rail vibration damping fastener |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978362A (en) * | 2017-05-31 | 2018-12-11 | 洛阳科博思新材料科技有限公司 | Steel rail vibration damping fastener |
| CN109930432A (en) * | 2019-04-08 | 2019-06-25 | 西南交通大学 | A kind of multimass piece two sides clamping device for track vibration-reducing |
| CN112064427A (en) * | 2019-06-10 | 2020-12-11 | 洛阳双瑞橡塑科技有限公司 | Floating fixing device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529497B (en) * | 2020-04-21 | 2022-11-25 | 洛阳双瑞橡塑科技有限公司 | Track vibration damping system |
| CN112431075B (en) * | 2020-11-11 | 2022-05-13 | 重庆天阳矿业有限公司 | Mine transportation track anti-deviation mechanism |
| CN114032713A (en) * | 2021-12-06 | 2022-02-11 | 株洲时代新材料科技股份有限公司 | Steel rail connecting device and steel rail fixing structure |
| CN114790668B (en) * | 2022-04-25 | 2024-02-27 | 上海工程技术大学 | Low-height vibration reduction fastener with side block |
| CN116815556A (en) * | 2023-07-27 | 2023-09-29 | 河北中烁轨道科技有限公司 | A rail-supported vibration-absorbing fastener system and its construction technology |
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| GB2006308A (en) * | 1977-10-25 | 1979-05-02 | Minnesota Mining & Mfg | Rail Fastening Assembly |
| DE3030936A1 (en) * | 1980-08-16 | 1982-04-01 | Clouth Gummiwerke AG, 5000 Köln | DEVICE FOR STORING RAILS FOR RAIL VEHICLES |
| CN2782747Y (en) * | 2005-04-27 | 2006-05-24 | 衡水宝力工程橡胶有限公司 | Rail fastener |
| CN101413232A (en) * | 2008-11-11 | 2009-04-22 | 中国船舶重工股份有限公司洛阳分公司 | Method and device for designing wedge-type mounting floating rail vibration damping noise reduction fastener |
| CN201459530U (en) * | 2009-08-05 | 2010-05-12 | 宝鸡中铁宝桥天元实业发展有限公司 | Switch with adjustable rail brace |
| CN202380367U (en) * | 2011-11-09 | 2012-08-15 | 洛阳双瑞橡塑科技有限公司 | Sliding-chute-installed damping fastener for suspension railway rail |
| CN105274909B (en) * | 2015-09-22 | 2018-03-23 | 京投发展股份有限公司 | Steel rail vibration reduction fastener |
| CN105507087B (en) * | 2016-01-06 | 2017-12-12 | 京投发展股份有限公司 | The locking device of web of the rail lifting type steel rail vibration reduction fastener |
| CN205276068U (en) * | 2016-01-06 | 2016-06-01 | 京投银泰股份有限公司 | Formula rail damping fastener's locking device is lifted to web of rail |
| CN206173746U (en) * | 2016-09-28 | 2017-05-17 | 洛阳科博思新材料科技有限公司 | Rail fastener floats |
| CN207121759U (en) * | 2017-05-31 | 2018-03-20 | 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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2017
- 2017-07-24 CN CN201720899633.XU patent/CN207121759U/en active Active
- 2017-07-24 CN CN201710608867.9A patent/CN108978362A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978362A (en) * | 2017-05-31 | 2018-12-11 | 洛阳科博思新材料科技有限公司 | Steel rail vibration damping fastener |
| CN109930432A (en) * | 2019-04-08 | 2019-06-25 | 西南交通大学 | A kind of multimass piece two sides clamping device for track vibration-reducing |
| CN109930432B (en) * | 2019-04-08 | 2020-09-01 | 西南交通大学 | Multi-mass-piece two-side clamping device for vibration reduction of track |
| CN112064427A (en) * | 2019-06-10 | 2020-12-11 | 洛阳双瑞橡塑科技有限公司 | Floating fixing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108978362A (en) | 2018-12-11 |
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