CN211972929U - Rail shock insulation spring - Google Patents

Abstract

The utility model discloses a track shock insulation spring, fill up one including roof, spring one, spring two and damping, roof bottom middle part bonds and has damping pad one, the peripheral welding of roof bottom has spring one, spring one bottom is provided with the bottom plate, bottom plate upper end middle part is provided with damping pad two, damping pad one and damping pad two middle parts all shaping has the guiding hole. Has the advantages that: the utility model discloses a damping pad one, damping pad two, spring one, spring two and the design of guide bar not only can realize orbital triple damping operation, have improved the bearing capacity of shock insulation spring, have ensured the life of shock insulation spring, can effectively exempt from the skew of shock insulation spring in vertical side in addition in the shock insulation, reduce the track and pass through the noise that sends when having the train, the practicality is good.

Description

Rail shock insulation spring

Technical Field

The utility model relates to a shock insulation spring technical field, concretely relates to track shock insulation spring.

Background

In the process of laying railway tracks, in order to ensure that the tracks can be normally used for a long time, shock insulation springs are often required to be laid below the tracks.

However, the existing rail shock insulation spring is mainly made of common spring steel, so that the bearing capacity of the shock insulation spring is small, the shock insulation spring only has a single-weight shock absorption effect, the shock absorption effect is poor, the shock insulation spring is easy to damage, the shock insulation spring is easy to deviate in the vertical direction in the shock absorption process, the noise generated when a train passes through the rail is large, and the problem in the prior art is solved by urgently needing a novel rail shock insulation spring.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, a track shock insulation spring has now been proposed, it mainly adopts ordinary spring steel to make to have solved current track shock insulation spring for shock insulation spring's bearing capacity is less, only has the damping effect of singleweight, and the damping effect is relatively poor, makes shock insulation spring take place to damage easily, and this kind of shock insulation spring takes place the skew easily in vertical direction at the damping in-process, makes the track great problem of noise that sends when the train passes through.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a track shock insulation spring, fill up one including roof, spring one, spring two and damping, roof bottom middle part bonds and has damping pad one, the peripheral welding of roof bottom has spring one, spring one bottom is provided with the bottom plate, bottom plate upper end middle part is provided with damping pad two, damping pad one and damping pad two middle parts all shaping has the guiding hole, be provided with the guide post in the guiding hole, the guide post both ends are provided with the direction platform, the welding has on the direction platform spring two.

Through adopting above-mentioned technical scheme, through damping pad one damping pad two the spring one the spring two and the design of guide bar not only can realize orbital triple damping operation, has improved the bearing capacity of shock insulation spring, has ensured the life of shock insulation spring, can effectively avoid the skew of shock insulation spring in vertical side in addition when the shock insulation, reduces the track and has the noise that the train sent when passing through, and the practicality is good.

Furthermore, the first vibration damping pad and the second vibration damping pad are both made of vibration damping rubber, and the second vibration damping pad is bonded with the bottom plate.

Through adopting above-mentioned technical scheme, through damping pad one and the mutual conflict of damping pad two can realize orbital damping.

Furthermore, two springs are arranged, and the two springs are welded with the top plate and the bottom plate.

By adopting the technical scheme, the second spring can be reliably fixed.

Furthermore, the guide table is formed on the guide post, and the guide post is connected with the guide hole in a sliding manner.

By adopting the technical scheme, the guide post can ensure that the top plate deviates when descending.

Further, the sum of the distances between the second spring and the top plate and between the second spring and the bottom plate is larger than the distance between the first damping pad and the second damping pad.

Through adopting above-mentioned technical scheme, can make damping pad one and damping pad two when conflicting each other, the direction platform with the roof and all leave the telescopic clearance between the bottom plate, thereby ensure damping pad one and damping pad two's normal damping operation.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving current track shock insulation spring and mainly adopting ordinary spring steel to make, make shock insulation spring's bearing capacity less, only have the damping effect of singleweight, the damping effect is relatively poor, make shock insulation spring take place to damage easily, and this kind of shock insulation spring takes place the skew easily in vertical direction at the damping in-process, make the great problem of noise that the track sent when the train passes through, the utility model discloses a damping pad one, damping pad two, spring one, the design of spring two and guide bar not only can realize orbital triple damping operation, has improved shock insulation spring's bearing capacity, has ensured shock insulation spring's life, can effectively exempt from shock insulation spring skew in vertical direction in addition in shock insulation, reduces the track and has the noise that the train sent when passing through, and the practicality is good.

Drawings

Fig. 1 is a schematic structural view of a rail vibration isolation spring according to the present invention;

fig. 2 is a main sectional view of a top plate, a bottom plate, a first damping pad and a second damping pad in the rail shock isolation spring.

The reference numerals are explained below:

1. a top plate; 2. a first spring; 3. a first damping pad; 4. a base plate; 5. a second damping pad; 6. a second spring; 7. a guide post; 8. a guide table; 9. and (4) a guide hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-2, the rail vibration isolation spring in this embodiment includes a top plate 1, a first spring 2, a second spring 6 and a first damping pad 3, the first damping pad 3 is bonded to the middle of the bottom end of the top plate 1, the first spring 2 is welded to the periphery of the bottom end of the top plate 1, the bottom end of the first spring 2 is provided with a bottom plate 4, the middle of the upper end of the bottom plate 4 is provided with a second damping pad 5, guide holes 9 are formed in the middle of the first damping pad 3 and the second damping pad 5, guide posts 7 are arranged in the guide holes 9, guide platforms 8 are arranged at two ends of the guide posts 7, the second spring 6 is welded on the guide platform 8, by the design of the first damping pad 3, the second damping pad 5, the first spring 2, the second spring 6 and guide rods, not only can triple vibration isolation operation of a rail be realized, the bearing capacity of the vibration isolation spring is improved, the service life of the vibration isolation spring, the noise of the track generated when a train passes through is reduced, and the practicability is good.

As shown in fig. 1-2, in the present embodiment, the first damping pad 3 and the second damping pad 5 are both made of damping rubber, the second damping pad 5 is bonded to the bottom plate 4, the vibration reduction of the track can be realized through mutual interference of the first vibration reduction pad 3 and the second vibration reduction pad 5, the number of the second springs 6 is two, the second springs 6 are welded with the top plate 1 and the bottom plate 4, the reliable fixation of the second springs 6 can be realized, the guide table 8 is formed on the guide post 7, the guide post 7 is connected with the guide hole 9 in a sliding way, the guide posts 7 can ensure that the top plate 1 deflects when descending, the sum of the distances between the second springs 6 and the top plate 1 and the bottom plate 4 is larger than the distance between the first damping pad 3 and the second damping pad 5, so that when the first damping pad 3 and the second damping pad 5 are mutually abutted, and telescopic gaps are reserved between the guide table 8 and the top plate 1 and the bottom plate 4, so that the normal vibration damping operation of the first vibration damping pad 3 and the second vibration damping pad 5 is ensured.

The specific implementation process of this embodiment is as follows: when in use, the device is firstly placed at a preset installation position at the bottom end of the track, when a train passes through the track, downward acting force can be transmitted to the top plate 1 through the track, so that the top plate 1 moves downwards under the guiding action of the guide post 7, the spring I2 and the spring II 6 are compressed when the top plate 1 moves downwards, and double vibration damping of the track is realized, when the top plate 1 moves downwards to the point that the vibration damping pad I3 is contacted with the vibration damping pad II 5, the spring II 6 is in a compression state at the moment, the track is damped again through the vibration damping action of the vibration damping pad I3 and the vibration damping pad II 5, so that the triple vibration damping operation of the track can be realized, the bearing capacity of the vibration damping spring is improved, and the service life of the vibration damping spring is ensured, and can effectively avoid the skew of shock insulation spring in vertical direction when the shock insulation, reduce the track and have the noise that the train sent when passing through, the practicality is good.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims (5)

1. A rail vibration isolation spring is characterized in that: including roof (1), spring (2), spring two (6) and damping pad (3), roof (1) bottom middle part bonds have damping pad (3), roof (1) bottom peripheral welding has spring (2), spring (2) bottom is provided with bottom plate (4), bottom plate (4) upper end middle part is provided with damping pad two (5), damping pad (3) and damping pad two (5) middle part all shaping has guiding hole (9), be provided with guide post (7) in guiding hole (9), guide post (7) both ends are provided with direction platform (8), the welding has on direction platform (8) spring two (6).

2. A rail-mounted seismic isolation spring as claimed in claim 1, wherein: the damping pad I (3) and the damping pad II (5) are made of damping rubber, and the damping pad II (5) is bonded with the base plate (4).

3. A rail-mounted seismic isolation spring as claimed in claim 1, wherein: the number of the second springs (6) is two, and the second springs (6) are welded with the top plate (1) and the bottom plate (4).

4. A rail-mounted seismic isolation spring as claimed in claim 1, wherein: the guide table (8) is formed on the guide column (7), and the guide column (7) is connected with the guide hole (9) in a sliding mode.

5. A rail-mounted seismic isolation spring as claimed in claim 1, wherein: the sum of the distances between the second spring (6) and the top plate (1) and the bottom plate (4) is larger than the distance between the first damping pad (3) and the second damping pad (5).

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