CN215210242U

CN215210242U - Lateral vibration damper under rail of railway bridge

Info

Publication number: CN215210242U
Application number: CN202120218839.8U
Authority: CN
Inventors: 罗复东
Original assignee: Fengxian Chuchuang Network Technology Co ltd
Current assignee: Fengxian Chuchuang Network Technology Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-12-17
Anticipated expiration: 2031-01-26

Abstract

The utility model relates to a damping device technical field especially relates to a horizontal damping device under railway bridge rail, including the backing plate, the top of backing plate is contradicted and is had the track, orbital outside is contradicted and has the track distance baffle, the top of track distance baffle is contradicted and is had the bullet strip, the top surface of track distance baffle runs through there is fixing bolt. The to-be-solved technical problem of the utility model is that the spike is easy not hard up, and the manual maintenance is with high costs, and the gauge apron does not have anti-skidding protection. In order to solve the technical problem, the utility model provides a horizontal vibration damper under railway bridge rail accomplishes the quick replacement maintenance of left semicircle damping rubber and right semicircle damping rubber through first semicircle casing, second semicircle casing, locking lever, pull ring and spacer pin, improves and maintains change efficiency, reduces artifical maintenance cost, through the position of spacing bolt adjustment non slipping spur, avoids the gauge apron to take place to slide the aversion because of vibrations, leads to track interval change to influence driving safety.

Description

Lateral vibration damper under rail of railway bridge

Technical Field

The utility model relates to a damping device technical field specifically is a horizontal damping device under railway bridge rail.

Background

The railway bridge rail passes through fixing bolt to be fixed on the base, and when having the train to drive, the railway bridge rail can shake, and horizontal vibrations can lead to the orbital interval of bridge to change, influences the driving safety of train.

The prior patent (publication number: CN209468647U) discloses a tram rail fastener, which comprises a nylon rail lower substrate, a damping block mounting groove, a damping block, a corner longitudinal damping block and a middle longitudinal damping block, wherein the transverse and longitudinal damping limiting blocks are used for realizing stable support and limiting, and the stability of rail mounting is ensured while the vibration energy is eliminated. The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: 1. the elastic strip is fixed through the spike, the spike can be loosened under the influence of transverse vibration, railway workers are required to check the spike regularly, and the manual maintenance cost is increased; 2. the device has the advantages that the gauge baffle is in direct contact with the rail without anti-skid protection, and the displacement is easy to generate and the restoration is difficult when the device receives transverse and longitudinal vibration.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a horizontal vibration damper under railway bridge rail has solved the device and has passed through the fixed bullet strip of spike, under the influence of horizontal vibrations, the spike can take place not hard up, needs the regular inspection of railway workman, increases the problem of artifical maintenance cost, and direct contact does not have anti-skidding protection between the device's gauge baffle and the rail, easily produces the problem that the displacement is difficult to recover when receiving horizontal and vertical vibrations.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a horizontal vibration damper under railway bridge rail, includes the backing plate, the top surface middle part of backing plate has been seted up and has been ended the groove that shakes, the inboard fixedly connected with in groove that only shakes ends the strip that shakes, the top of ending the strip that shakes is contradicted and is had the track, orbital outside is contradicted and has the track gauge baffle, the top surface of track gauge baffle runs through there is fixing bolt.

The track gauge baffle is characterized in that a threaded hole is formed in the surface of the track gauge baffle, a limiting bolt is in threaded connection with the inner side of the threaded hole, an anti-slip block is fixedly connected to the bottom end of the limiting bolt, and the bottom end of the anti-slip block abuts against the outer side of the base plate and the outer side of the track.

The top of gauge baffle is contradicted and is had the bullet strip, the top left side and the right side of bullet strip are contradicted respectively and are had left semicircle damping rubber and right semicircle damping rubber, the inboard of left side semicircle damping rubber and the inboard of right semicircle damping rubber all contradict in fixing bolt's the outside, the outside of left side semicircle damping rubber and the outside of right semicircle damping rubber joint respectively have first semicircle casing and second semicircle casing, the right-hand member swivelling joint of first semicircle casing is at the right-hand member of second semicircle casing, the left end of first semicircle casing and the left end of second semicircle casing all through connection have the locking lever, the top fixedly connected with pull ring of locking lever, the bottom of locking lever is worn to overlap and is had the spacer pin.

Preferably, the surface of the backing plate is provided with a fixing hole, and the inner side of the fixing hole is in threaded connection with the outer side of the fixing bolt.

Further preferably, the left side and the right side of the bottom of the gauge baffle respectively abut against the top end of the left side of the base plate and the top end of the left side of the track, a through hole is formed in the middle of the top end of the gauge baffle, and the outer side of the through hole is movably connected to the outer side of the fixing bolt.

Further preferably, the bottom end of the anti-slip block is fixedly connected with anti-slip rubber, and the bottom end of the anti-slip rubber is respectively abutted against the outer side of the base plate and the outer side of the track.

Further preferably, the elastic strip is an M-shaped spring steel strip, and the inner side of the middle of the elastic strip abuts against the outer side of the fixing bolt.

Further preferably, a clamping groove is formed in the inner side of the first semicircular shell, a left semicircular shock absorption rubber is clamped to the inner side of the clamping groove, and the structure of the first semicircular shell is the same as that of the second semicircular shell.

(III) advantageous effects

The utility model provides a horizontal vibration damper under railway bridge rail possesses following beneficial effect:

1. the utility model discloses a bullet strip, left semicircle damping rubber, right semicircle damping rubber, fixing bolt, first semicircular shell, second semicircular shell, the locking lever, pull ring and spacer pin accomplish a railway bridge rail down horizontal vibration damper's fixing bolt locking body and reduction maintenance cost, provide the damping protection for fixing bolt through using left semicircle damping rubber and right semicircle damping rubber, through first semicircular shell, second semicircular shell, the locking lever, pull ring and spacer pin accomplish the quick replacement maintenance of left semicircle damping rubber and right semicircle damping rubber, improve and maintain change efficiency, reduce artifical maintenance cost.

2. The utility model discloses a track, gauge baffle, spacing hole, spacing bolt and non slipping spur accomplish a railway bridge rail under horizontal vibration damper's gauge baffle antiskid protection, through the position of spacing bolt adjustment non slipping spur, avoid the gauge baffle to take place to slide because of vibrations and shift, lead to the track interval to change and influence driving safety, follow-up maintenance in-process is according to the spacing bolt of loss condition adjustment of non slipping spur.

Drawings

Fig. 1 is a front view of the structure of the present invention;

FIG. 2 is a front sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 2 according to the present invention;

fig. 4 is a perspective view of the gauge baffle structure of the present invention.

In the figure: 1. a base plate; 2. a vibration damping groove; 3. vibration stopping strips; 4. a track; 5. a gauge apron; 6. a limiting hole; 7. a limit bolt; 8. anti-skid blocks; 9. a spring bar; 10. left semicircle vibration damping rubber; 11. right semicircular vibration damping rubber; 12. fixing the bolt; 13. a first semicircular shell; 14. a second semi-circular housing; 15. a lock lever; 16. a pull ring; 17. and a limiting pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a horizontal vibration damper under railway bridge rail, including backing plate 1, the fixed orifices has been seted up on the surface of backing plate 1, and the inboard threaded connection of fixed orifices is in fixing bolt 12's the outside, only groove 2 that shakes has been seted up at the top surface middle part of backing plate 1, only inboard fixedly connected with that shakes groove 2 ends strip 3 that shakes, it has track 4 to end the top conflict of strip 3 that shakes, track 4's the outside is contradicted and is had track gauge baffle 5, conflict respectively on backing plate 1's left side top and track 4's left side top on the bottom left side of track gauge baffle 5 and right side, the perforation has been seted up at the top middle part of track gauge baffle 5, and fenestrate outside swing joint is in fixing bolt 12's the outside, fixing bolt 12 has been run through to the top surface of track gauge baffle 5.

Threaded hole 6 is seted up on the surface of gauge baffle 5, the inboard threaded connection of threaded hole 6 has limit bolt 7, limit bolt 7's bottom fixedly connected with non slipping spur 8, the bottom of non slipping spur 8 is contradicted in the outside of backing plate 1 and track 4's the outside, the bottom fixedly connected with anti slipping rubber of non slipping spur 8, and anti slipping rubber's bottom is contradicted respectively in the outside of backing plate 1 and track 4's the outside, through limit bolt 7 adjustment non slipping spur 8's position, avoid gauge baffle 5 to take place to slide because of vibrations and shift, lead to track 4 interval change to influence driving safety, follow-up maintenance in-process is according to non slipping spur 8's loss condition adjustment limit bolt 7.

The top of the gauge baffle 5 is abutted with an elastic strip 9, the elastic strip 9 is an M-shaped spring steel strip, the inner side of the middle part of the elastic strip 9 is abutted on the outer side of a fixing bolt 12, the left side and the right side of the top end of the elastic strip 9 are respectively abutted with a left semicircular vibration damping rubber 10 and a right semicircular vibration damping rubber 11, the inner side of the left semicircular vibration damping rubber 10 and the inner side of the right semicircular vibration damping rubber 11 are both abutted on the outer side of the fixing bolt 12, the outer side of the left semicircular vibration damping rubber 10 and the outer side of the right semicircular vibration damping rubber 11 are respectively clamped with a first semicircular shell 13 and a second semicircular shell 14, the inner side of the first semicircular shell 13 is provided with a clamping groove, the inner side of the clamping groove is clamped with the left semicircular vibration damping rubber, the structure of the first semicircular shell 13 is the same as that of the second semicircular shell 14, the right end of the first semicircular shell 13 is rotatably connected with the right end of the second semicircular shell 14, the left end of the first semicircular shell 13 and the left end of the second semicircular shell 14 are both connected with a locking rod 15, the top fixedly connected with pull ring 16 of locking lever 15, the cover is worn to have spacer pin 17 in the bottom of locking lever 15, accomplishes the quick replacement maintenance of left semicircle damping rubber 10 and right semicircle damping rubber 11 through first semicircle casing 13, second semicircle casing 14, locking lever 15, pull ring 16 and spacer pin 17, improves and maintains the replacement efficiency, reduces the manual maintenance cost.

The working principle is as follows: when the lateral vibration damper under the rail of the railway bridge is used, the rail 4 is placed at the top of the base plate 1, the mounting position of the rail 4 is determined through the gauge baffle 5, the final mounting position adjustment of the rail 4 and the fixation of the gauge baffle 5 are completed through the limiting bolt 7 and the anti-skid block 8, the elastic strip 9 is placed at the top end of the gauge baffle 5, the left semicircular vibration damping rubber 10 and the right semicircular vibration damping rubber 11 are respectively clamped at the inner side of the first semicircular shell 13 and the inner side of the second semicircular shell 14, the bottom ends of the left semicircular vibration damping rubber 10 and the right semicircular vibration damping rubber 11 are butted at the top end of the middle part of the elastic strip 9, the positions of the left semicircular vibration damping rubber 10 and the right semicircular vibration damping rubber 11 are fixed through the first semicircular shell 13, the second semicircular shell 14 and the lock rod 15, the fixing bolt 12 is adjusted, the jacking of the left semicircular vibration damping rubber 10 and the right semicircular vibration damping rubber 11 is jacked through the fixing bolt 12, the elastic strip 9 is fixed on the top end of the gauge apron 5, when the rail 4 is subjected to transverse vibration, the vibration is transmitted to the gauge apron 5, the position of the antiskid block 8 is adjusted through the limiting bolt 7, the phenomenon that the distance between the tracks 4 is changed to influence the driving safety due to the displacement of the gauge baffle 5 caused by vibration is avoided, the limiting bolt 7 is adjusted according to the loss condition of the antiskid block 8 in the subsequent maintenance process, the elastic strip 9 absorbs the vibration through self deformation when being vibrated by the outside, the fixing bolt 12 is easy to be loosened in the deformation process, the left semicircular vibration damping rubber 10 and the right semicircular vibration damping rubber 11 are used for providing vibration damping protection for the fixing bolt 12, the quick replacement and maintenance of the left semicircular vibration damping rubber 10 and the right semicircular vibration damping rubber 11 are completed through the first semicircular shell 13, the second semicircular shell 14, the lock rod 15, the pull ring 16 and the limiting pin 17, the maintenance and replacement efficiency is improved, and the manual maintenance cost is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.

Claims

1. The utility model provides a horizontal damping device under railway bridge rail, includes backing plate (1), its characterized in that: the middle of the top surface of the backing plate (1) is provided with a vibration stopping groove (2), the inner side of the vibration stopping groove (2) is fixedly connected with a vibration stopping strip (3), the top end of the vibration stopping strip (3) is abutted with a track (4), the outer side of the track (4) is abutted with a gauge baffle (5), and a fixing bolt (12) penetrates through the top surface of the gauge baffle (5);

the surface of the gauge baffle (5) is provided with a threaded hole (6), the inner side of the threaded hole (6) is in threaded connection with a limiting bolt (7), the bottom end of the limiting bolt (7) is fixedly connected with an anti-skid block (8), and the bottom end of the anti-skid block (8) is abutted against the outer side of the base plate (1) and the outer side of the track (4);

the top of the gauge baffle (5) is butted with an elastic strip (9), the left side and the right side of the top end of the elastic strip (9) are respectively butted with a left semicircular vibration damping rubber (10) and a right semicircular vibration damping rubber (11), the inner sides of the left semicircular vibration damping rubber (10) and the right semicircular vibration damping rubber (11) are abutted against the outer sides of the fixing bolts (12), the outer side of the left semicircular vibration damping rubber (10) and the outer side of the right semicircular vibration damping rubber (11) are respectively clamped with a first semicircular shell (13) and a second semicircular shell (14), the right end of the first semicircular shell (13) is rotatably connected with the right end of the second semicircular shell (14), the left end of the first semicircular shell (13) and the left end of the second semicircular shell (14) are both connected with a lock rod (15) in a penetrating way, the top end of the lock rod (15) is fixedly connected with a pull ring (16), and the bottom end of the lock rod (15) is sleeved with a limit pin (17).

2. The under-rail transverse vibration damping device for the railway bridge according to claim 1, wherein: the surface of the backing plate (1) is provided with a fixing hole, and the inner side of the fixing hole is in threaded connection with the outer side of the fixing bolt (12).

3. The under-rail transverse vibration damping device for the railway bridge according to claim 1, wherein: the bottom left side and the right side of gauge baffle (5) contradict respectively on the left side top of backing plate (1) and the left side top of track (4), the perforation has been seted up at the top middle part of gauge baffle (5), and the outside of fenestrate outside swing joint at fixing bolt (12).

4. The under-rail transverse vibration damping device for the railway bridge according to claim 1, wherein: the bottom end of the antiskid block (8) is fixedly connected with antiskid rubber, and the bottom end of the antiskid rubber is respectively abutted to the outer side of the base plate (1) and the outer side of the track (4).

5. The under-rail transverse vibration damping device for the railway bridge according to claim 1, wherein: the elastic strip (9) is an M-shaped spring steel strip, and the inner side of the middle part of the elastic strip (9) is abutted against the outer side of the fixing bolt (12).

6. The under-rail transverse vibration damping device for the railway bridge according to claim 1, wherein: the inboard of first semicircle casing (13) has seted up the draw-in groove, and the inboard joint of draw-in groove has left semicircle bradyseism rubber, the structure of first semicircle casing (13) is the same with the structure of second semicircle casing (14).