CN209779354U - Floating rail fastener structure - Google Patents
Floating rail fastener structure Download PDFInfo
- Publication number
- CN209779354U CN209779354U CN201822181475.1U CN201822181475U CN209779354U CN 209779354 U CN209779354 U CN 209779354U CN 201822181475 U CN201822181475 U CN 201822181475U CN 209779354 U CN209779354 U CN 209779354U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- base plate
- fastener structure
- rail fastener
- supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Connection Of Plates (AREA)
Abstract
The utility model provides a float rail fastener structure, including bottom plate, elasticity voussoir and support piece, support piece is used for supporting the elasticity voussoir, support piece and bottom plate set up to integrated into one piece, the bottom plate sets up to split type structure, and the bottom plate includes that first branch bottom plate and second divide the bottom plate. The utility model provides a floating rail fastener structure compares with prior art, sets up the bottom plate components of a whole that can function independently, omits the location voussoir, also does not have the interact of location voussoir and side shield, can not appear the problem that the location voussoir scurries on slowly, can fundamentally solve the side shield and press from both sides tight restraint to the rail and weaken and the driving travelling comfort that leads to, the problem that the security reduces, and on the other hand simplifies the fastener structure, saves raw and other materials, realizes rapid Assembly, improves production and installation effectiveness.
Description
Technical Field
the utility model relates to a rail transit technical field, in particular to float rail fastener structure.
Background
the resonant floating rail fastener is one new kind of vibration damping and noise reducing rail fastener system, and the fastener system has elastic wedge block to support the lower jaw of the rail head, so that the rail bottom is separated from the rail bearing seat and the elastic rubber block is supported and positioned by the side panel fixed to the foundation below the rail. Each fastener joint of the floating rail fastener system consists of a cast iron base, two cast iron side panel brackets, two cast iron wedge block fixing parts, two rubber elastic block elastic wedge-shaped steel rail supports, a safety bearing rubber pad under the rail and two spring clamping pieces. The method is specially used for sections with higher requirements on vibration and noise reduction, such as subways, railway bridge lines in urban areas and the like. The floating rail fastener system can be used for ballast tracks and ballastless tracks, and is widely applied to railway tracks of various countries in the world.
When the existing floating rail fastener is used, because a steel rail is under the action of wheel rail force, the steel rail is transversely displaced and twisted, a positioning wedge block is slowly moved upwards, the upward movement of the positioning wedge block can weaken the clamping restraint of a side baffle plate on the steel rail, the transverse rigidity of the steel rail is reduced, and a series of problems of driving comfort, safety reduction and the like can be caused.
SUMMERY OF THE UTILITY MODEL
in view of this, the utility model aims at providing a floating rail fastener structure to solve and cause the side shield to weaken to the tight restraint of clamp of rail because of scurrying on the location voussoir, and then influence driving safety scheduling problem.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
The utility model provides a floating rail fastener structure, includes bottom plate, elasticity voussoir and support piece, support piece is used for supporting the elasticity voussoir, support piece and bottom plate set up to integrated into one piece, the bottom plate sets up to split type structure, and the bottom plate includes that first divides bottom plate and second divide the bottom plate.
Furthermore, the support piece comprises a transverse plate part and a support part, the transverse plate part is attached to the elastic wedge block, the bottom end of the support part is connected to the bottom plate, and the transverse plate part is connected to one end, far away from the bottom plate, of the support part.
Furthermore, the bottom plate includes spacing portion and base plate, the supporting part is connected to the one end of base plate the one end of keeping away from the supporting part on the base plate sets up the nail hole.
Furthermore, the one end that is close say the nail hole is provided with outside convex spacing portion, spacing portion joint holds the intracavity at the cushion.
Furthermore, the first sub-base plate is provided with a protrusion, and the second sub-base plate is provided with a groove clamped with the protrusion.
furthermore, a first fixing part is arranged at one end, far away from the limiting part, of the first sub-bottom plate, the first fixing part and the limiting part are not coplanar, and the bottom surface of the first fixing part and the top surface of the substrate are coplanar.
Furthermore, the first fixing part is provided with a spike hole, and the spike hole on the substrate of the first sub-bottom plate is butted with the spike hole on the second fixing part of the second sub-bottom plate.
Furthermore, the supporting part can be set into a plurality of supporting angles, and one end of each supporting angle is connected to the bottom plate.
compared with the prior art, the floating rail fastener structure has the following advantages:
compared with the prior art, the rail fastener structure that floats that this embodiment provided, set up the bottom plate components of a whole that can function independently, omit the location voussoir, also do not have the interact of location voussoir and side shield, the slow problem of scurrying of location voussoir can not appear, can fundamentally solve the side shield and press from both sides tight restraint to the rail and weaken and the driving travelling comfort that leads to, the problem that the security reduces, on the other hand simplifies the fastener structure, saves raw and other materials, realizes rapid Assembly, improves production and installation effectiveness.
Drawings
the accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a schematic diagram of a floating rail fastener in the prior art;
Fig. 2 is a schematic structural view of a floating rail fastener according to an embodiment of the present invention;
Fig. 3 is a top view of a floating rail fastener structure according to an embodiment of the present invention;
Fig. 4 is a schematic view of a bottom plate according to embodiment 1 of the present invention;
fig. 5 is a schematic view of a bottom plate with protrusions according to an embodiment of the present invention;
Fig. 6 is a schematic structural view of a bottom plate provided with a limiting hole and a protrusion according to an embodiment of the present invention;
Fig. 7 is a schematic view of a bottom plate with a fixing portion according to an embodiment of the present invention;
Fig. 8 is a schematic structural view of two floating rail fasteners with the same bottom plate thickness according to an embodiment of the present invention;
Fig. 9 is a schematic structural view of two floating rail fasteners with different bottom plate thicknesses according to an embodiment of the present invention;
Fig. 10 is a schematic diagram of a spacer according to an embodiment of the present invention;
Fig. 11 is a schematic view of a cushion block with connecting holes according to an embodiment of the present invention;
Fig. 12 is a schematic structural view of a floating rail fastener according to an embodiment of the present invention, in which two bottom plates share a rail hole;
Fig. 13 is a schematic structural view of a floating rail fastener with a side baffle separately supported according to an embodiment of the present invention.
description of reference numerals:
1-rail, 2-base plate, 3-side shield, 4-positioning wedge, 5-elastic wedge, 6-pad, 7-support piece, 8-nail hole, 9-limiting hole, 21-first sub-base plate, 22-second sub-base plate, 10-transverse plate, 11-support part, 12-limiting part, 13-bulge, 14-first fixing part, 15-second fixing part, 16-base plate, 17-connecting hole, 18-supporting corner
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. In addition, the descriptions of "first", "second", and the like, referred to in the embodiments of the present invention, are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
as shown in fig. 1, in the prior art, a conventional floating rail fastener structure includes a bottom plate 2, a side dam 3, a positioning wedge 4 and an elastic wedge 5, and when a subway runs, the rail 1 is fastened and restrained by the interaction of the side dam 3 and the positioning wedge 4. However, in practical application, when the steel rail 1 is under the action of wheel rail force, the steel rail 1 can generate transverse displacement and torsion, so that the positioning wedge blocks 4 can slowly move upwards, the clamping effect of the side baffles 3 on the steel rail 1 is reduced, the transverse rigidity of the steel rail 1 is reduced, and the driving comfort and the safety are further influenced.
example 1
As shown in fig. 2-3, the utility model provides a split type, bottom plate and side shield body coupling's of bottom plate superficial rail fastener structure on prior art's basis, specifically include bottom plate 2, two elasticity voussoir 5, two support piece 7 that support elasticity voussoir 5 and play spacing fixed action's cushion 6, support piece 7 and bottom plate 2 at least in one side of rail 1 as an organic whole setting, bottom plate 2 sets up to split type structure, and bottom plate 2 includes first branch bottom plate 21 and second branch bottom plate 22 promptly.
Preferably, the support member 7 and the base plate 2 are provided as an integral structure on both sides of the rail 1.
support piece 7 include diaphragm portion 10 and supporting part 11, diaphragm portion 10 and the laminating of elastic wedge 5, 11 bottoms of supporting part connect on bottom plate 2, diaphragm portion 10 connect the one end of keeping away from bottom plate 2 at supporting part 11, set up track nail hole 8 on bottom plate 2, the superficial rail fastener structure pass through track nail hole 8 and be connected with the railway roadbed.
Further, bottom plate 2 of this embodiment includes spacing portion 12 and base plate 16, and will when floating rail fastener structure installs on rail 1, base plate 16 be on a parallel with rail 1, supporting part 11 is connected to base plate 16 one end, sets up spike hole 8 in the one end of keeping away from supporting part 11, is provided with outside convex spacing portion 12 in the one end that is close spike hole 8, spacing portion 12 joint is in the holding cavity of cushion 6, and then plays spacing fixed effect to floating rail fastener's installation.
Furthermore, a connecting hole 17 can be arranged on the cushion block 6, and the bottom plate 2 can be further fixed through the connecting hole 17.
Preferably, a limiting hole 9 may be formed in the limiting portion 12, the limiting hole 9 corresponds to the connecting hole 17 of the cushion block 6, and the connecting hole 17 and the limiting hole 9 are connected by a bolt to fix the cushion block 6 and the bottom plate 2 together. But for the installation effectiveness who accelerates the rail fastener structure that floats, also can omit the setting of bolt hole, only can also play fine connection effect through the spacing portion 12 of the chamber block that holds of cushion 6.
Compared with the prior art, the floating rail fastener structure provided by the embodiment does not need to be provided with a positioning wedge block component, does not have interaction of the positioning wedge block and a side baffle, and does not have the problem that the positioning wedge block is slowly shifted upwards. The problem that the side baffle plate clamps and restrains the steel rail to weaken so as to reduce the driving comfort and the safety can be fundamentally solved.
Example 2
As shown in fig. 2 to 3, fig. 5 to 6, and fig. 8 to 11, the present embodiment provides a bottom plate split type floating rail fastener structure on the basis of embodiment 1, and in order to increase the connection stability between two split type bottom plates 2, a clamping structure is disposed on the inner side of a substrate 16 on the bottom plate 2.
Specifically, two split type bottom plates 2 are first branch bottom plate 21 and second branch bottom plate 22 respectively, first branch bottom plate 21 on set up arch 13, second branch bottom plate 22 be provided with the recess with protruding 13 joint in the position that corresponds with arch 13. When the two split type bottom plates 2 are installed on the steel rail 1, the protrusions 13 are clamped in the grooves, and therefore the first sub-bottom plate 21 and the second sub-bottom plate 22 are installed quickly and stably.
Further, the thicknesses of the first sub-bottom plate 21 and the second sub-bottom plate 22 can also be flexibly set, and the first sub-bottom plate 21 and the second sub-bottom plate 22 are set to be the same or different in thickness according to requirements.
Compared with the prior art, the floating rail fastener structure provided by the embodiment avoids the problem that the positioning wedge block is slowly moved upwards, is not only stably connected and fastened with a track bed, saves raw materials, simplifies parts of the floating rail fastener, ensures stable connection of two bottom plates, realizes quick assembly, and improves production and installation maintenance efficiency.
Example 3
As shown in fig. 7 and 12, this embodiment provides a fastener structure for two split type base plates 2 to share a spike based on embodiments 1 and 2, specifically, a first fixing portion 14 is disposed at an end of a first sub-base plate 21 away from a limiting portion 12, the first fixing portion 14 and the limiting portion 12 are not coplanar, a bottom surface of the first fixing portion 14 is coplanar with a top surface of a base plate 16, a spike hole is also disposed on the first fixing portion 14, a spike hole 8 on the base plate 16 of the first sub-base plate 21 is abutted with a spike hole on a second fixing portion 15 of a second sub-base plate 22, and the first sub-base plate 21 and the second sub-base plate 22 are fixed on a track bed by using a common spike.
compared with the prior art, the floating rail fastener structure provided by the embodiment not only avoids the problem that the positioning wedge blocks are slowly jumped upwards, but also enables the two bottom plates to be firmly connected through the arrangement of the common spikes, and increases the connection strength between the two bottom plates.
Example 4
As shown in fig. 13, this embodiment provides a structural schematic view of a floating rail fastener for separately supporting a side fence based on embodiment 3, specifically, the supporting portion 11 may be provided with a plurality of supporting angles 18, each supporting angle 18 is separately provided, and one end of each supporting angle 18 is connected to the base plate 16 or the first fixing portion 14, and the other end of each supporting angle 18 is connected to the transverse plate portion 10.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a floating rail fastener structure, includes bottom plate (2), elasticity voussoir (5) and support piece (7), support piece (7) are used for supporting elasticity voussoir (5), its characterized in that, bottom plate (2) set up to split type structure, and bottom plate (2) divide bottom plate (22) including first branch bottom plate (21) and second, support piece (7) and bottom plate (2) set up to integrated into one piece.
2. The floating rail fastener structure according to claim 1, wherein the supporting member (7) comprises a lateral plate portion (10) and a supporting portion (11), the lateral plate portion (10) is attached to the elastic wedge (5), the bottom end of the supporting portion (11) is connected to the bottom plate (2), and the lateral plate portion (10) is connected to the supporting portion (11) at an end away from the bottom plate (2).
3. The floating rail fastener structure according to claim 2, wherein the base plate (2) comprises a limiting portion (12) and a base plate (16), one end of the base plate (16) is connected with the supporting portion (11), and a spike hole (8) is formed in one end of the base plate (16) far away from the supporting portion (11).
4. The floating rail fastener structure according to claim 3, characterized in that an outwardly protruding limiting part (12) is arranged at one end close to the rail nail hole (8), and the limiting part (12) is clamped in the accommodating cavity of the cushion block (6).
5. The floating rail fastener structure of claim 1, wherein the first sub base plate (21) is provided with a protrusion (13), and the second sub base plate (22) is provided with a groove clamped with the protrusion (13).
6. The floating rail fastener structure according to claim 5, wherein the first sub base plate (21) is provided with a first fixing portion (14) at an end far away from the position-limiting portion (12), the first fixing portion (14) is not coplanar with the position-limiting portion (12), and a bottom surface of the first fixing portion (14) is coplanar with a top surface of the base plate (16).
7. the floating rail fastener structure of claim 6, wherein the first fastening portion (14) is provided with a spike hole, and the spike hole (8) of the base plate (16) of the first sub base plate (21) is opposite to the spike hole of the second fastening portion (15) of the second sub base plate (22).
8. The floating rail fastener structure according to claim 2 or 3, wherein the supporting portion (11) can be provided as a plurality of supporting angles (18), and one end of the supporting angle (18) is connected to the bottom plate (2).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017114631614 | 2017-12-28 | ||
| CN201711463161 | 2017-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209779354U true CN209779354U (en) | 2019-12-13 |
Family
ID=68790622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822181475.1U Active CN209779354U (en) | 2017-12-28 | 2018-12-25 | Floating rail fastener structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209779354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941259A (en) * | 2022-06-02 | 2022-08-26 | 中铁上海工程局集团(苏州)轨道交通科技研究院有限公司 | Steel rail fixing device for stress relieving operation and using method |
-
2018
- 2018-12-25 CN CN201822181475.1U patent/CN209779354U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941259A (en) * | 2022-06-02 | 2022-08-26 | 中铁上海工程局集团(苏州)轨道交通科技研究院有限公司 | Steel rail fixing device for stress relieving operation and using method |
| CN114941259B (en) * | 2022-06-02 | 2024-05-28 | 中铁上海工程局集团(苏州)轨道交通科技研究院有限公司 | Rail fixing device for stress relief operation and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202369865U (en) | Elastic fixing device of track | |
| RU2715918C1 (en) | Rail fastening system | |
| CN202380369U (en) | Multi-directional vibration reduction fastener of steel track | |
| CN103088724A (en) | Rail fixing device with function of vertical guidance | |
| CN209779354U (en) | Floating rail fastener structure | |
| JP6326592B2 (en) | Rail fastening device with outer box for shear load guidance | |
| JP2001107301A (en) | Damping device for rail | |
| RU2382132C1 (en) | Buchko's, katzberg's and piteev' low-noise system of rail-to-tier attachment | |
| CN207244354U (en) | A kind of rail fastener system | |
| RU2736157C1 (en) | Rail fastening system | |
| CN107435283B (en) | Device for fastening a rail for a rail vehicle | |
| RU2306377C2 (en) | Rail-to-tie attachment system | |
| KR100844965B1 (en) | Structure for supporting rail | |
| CN211006167U (en) | Steel rail fastener | |
| KR101338375B1 (en) | Railway and bridge | |
| CN214245141U (en) | Rail connecting device for damping rail | |
| JP2001011819A (en) | Elastic sleeper support device, and elastic sleeper support structure using the device | |
| CN212688577U (en) | Multilayer fastener with shoulder | |
| GB2475734A (en) | Suspended rail fastening assembly | |
| AU2020481482A1 (en) | Boltless fastener system for heavy haul railways | |
| CN110616599A (en) | Temporary steel rail fixing structure and longitudinal groove blocking block installation construction method | |
| CN217581598U (en) | Traffic track guardrail | |
| CN211079786U (en) | Temporary fixing structure for steel rail | |
| CN218373044U (en) | Traffic transportation's concatenation formula track | |
| CN215800710U (en) | Vibration damping fastener system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Duan Yongqi Inventor after: Zeng Fei Inventor after: Wang Yanfei Inventor after: Guo Dongmei Inventor before: Duan Yongqi Inventor before: Zeng Fei Inventor before: Wang Yanfei |