CN214782943U - Intercity orbital cellular vibration isolation device - Google Patents
Intercity orbital cellular vibration isolation device Download PDFInfo
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- CN214782943U CN214782943U CN202121352433.5U CN202121352433U CN214782943U CN 214782943 U CN214782943 U CN 214782943U CN 202121352433 U CN202121352433 U CN 202121352433U CN 214782943 U CN214782943 U CN 214782943U
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- vibration isolator
- elastic vibration
- rubber retainer
- elastic
- rubber
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Abstract
The utility model discloses a grid type vibration isolation device of an intercity track, which mainly relates to the technical field of vibration reduction and isolation of an assembly track; the method comprises the following steps: the elastic vibration isolator is internally provided with a plurality of fiber layers from bottom to top in sequence; the rubber retainer is vertically provided with a plurality of mounting holes for mounting the elastic vibration isolators, the mounting holes penetrate through the rubber retainer, and the thickness value of the rubber retainer is smaller than the height value of the elastic vibration isolators; the utility model discloses can satisfy orbital different rigidity needs, can guarantee that the travelling comfort when the vehicle lightly carries or empty load and the stability and the security when the vehicle is fully loaded or the heavy load passes through.
Description
Technical Field
The utility model relates to an assembled track subtracts vibration isolation technical field, specifically is a orbital grid vibration isolation device of intercity.
Background
At present, in an assembly type track structure of track traffic, an elastic base plate is usually laid at the bottom of an assembly type track plate to serve as a shock absorption layer, so that vibration energy can be absorbed, and a certain noise reduction effect is achieved; in addition, when the vehicle is lightly loaded or unloaded, the track should have higher compliance, i.e. less rigidity in order to guarantee the travelling comfort of train, when the vehicle is fully loaded or heavily loaded passes through, the track provides great rigidity in order to guarantee the stability and the security of freight train operation, and current elastic backing plate obviously can't satisfy above-mentioned requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that exists among the prior art, provide an intercity orbital net formula vibration isolation mounting, can satisfy orbital different rigidity needs, can guarantee that the travelling comfort when the vehicle underload or empty load is full-load or the stability and the security when the heavy load passes through with the vehicle.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
an interurban rail lattice vibration isolation device comprising:
the elastic vibration isolator is internally provided with a plurality of fiber layers from bottom to top in sequence;
the rubber vibration isolator comprises a rubber retainer, wherein a plurality of mounting holes used for mounting the elastic vibration isolators are vertically formed in the rubber retainer, the mounting holes penetrate through the rubber retainer, and the thickness value of the rubber retainer is smaller than the height value of the elastic vibration isolators.
Preferably, the elastic vibration isolator is in a truncated cone shape.
Preferably, the elastic vibration insulator has an outer diameter smaller than an inner diameter of the mounting hole.
Preferably, the top end of the elastic vibration isolator is hemispheroid.
Preferably, the rubber holder has a rectangular plate shape.
Preferably, the difference between the height of the elastic vibration insulator and the thickness of the rubber holder is 0.5 to 1.5 cm.
Preferably, the elastic vibration insulator and the rubber retainer have different rigidities.
Contrast prior art, the beneficial effects of the utility model reside in that:
the utility model can adjust the rigidity of the elastic vibration isolator by adjusting the number of the fiber layers in the elastic vibration isolator, and can adjust the rigidity of the track by combining the adjustment of the number of the elastic vibration isolators in unit area, thereby meeting the rigidity requirements of various application scenes of the track; when the vehicle is lightly loaded or unloaded, the elastic vibration isolator mainly provides buffering, and the driving comfort of the vehicle is ensured by smaller rigidity; when the vehicle is heavily loaded, the elastic vibration isolator is compressed into the mounting hole, the elastic vibration isolator and the rubber retainer simultaneously provide buffering, and the elastic vibration isolator and the rubber retainer are rigidly connected in parallel, so that the running stability and safety of the train are ensured by higher rigidity, and the running requirements of trains with different speeds can be met.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic structural view of the elastic vibration isolator.
The reference numbers in the drawings: 1. an elastic vibration isolator; 11. a fibrous layer; 2. a rubber retainer; 21. and (7) installing holes.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
Example (b): as shown in fig. 1-3, the utility model relates to an intercity orbital grid type vibration isolation device, which comprises:
the elastic vibration isolator comprises an elastic vibration isolator 1, wherein a plurality of fiber layers 11 are sequentially arranged in the elastic vibration isolator 1 from bottom to top, and the rigidity of the elastic vibration isolator 1 can be adjusted by adjusting the number of the fiber layers 11 in the elastic vibration isolator 1.
The elastic vibration isolator comprises a rubber retainer 2, wherein a plurality of mounting holes 21 used for mounting the elastic vibration isolators 1 are vertically arranged on the rubber retainer 2, the rigidity of a track can be adjusted by adjusting the rigidity of the elastic vibration isolators 1 and adjusting the number of the elastic vibration isolators 1 in a unit area, and the rigidity requirements of various application scenes of the track can be met.
The mounting hole 21 penetrates through the rubber retainer 2, the thickness value of the rubber retainer 2 is smaller than the height value of the elastic vibration isolator 1, when the vehicle is lightly loaded or unloaded, the elastic vibration isolator 1 mainly provides buffering, and the driving comfort of the vehicle is ensured by smaller rigidity; when the vehicle is heavily loaded, the elastic vibration isolator 1 is compressed into the mounting hole 21, the elastic vibration isolator 1 and the rubber retainer 2 simultaneously provide buffering, the elastic vibration isolator 1 and the rubber retainer 2 are rigidly connected in parallel, the stability and the safety of the train operation are ensured by larger rigidity, and the running requirements of trains with different speeds can be met.
Preferably, the elastic vibration insulator 1 has a circular truncated cone shape in order to improve the stability of supporting the elastic vibration insulator.
Preferably, in order to reduce the lateral force applied to the rubber holder, the outer diameter of the elastic vibration isolator 1 is smaller than the inner diameter of the mounting hole 21, so that a space is provided for the compression deformation of the elastic vibration isolator 1, the lateral force applied to the rubber holder 2 is reduced, and the deformation of the rubber holder 2 is reduced.
Preferably, in order to reduce the construction cost, the top end of the elastic vibration isolator 1 is shaped like a hemisphere, so that the requirement on the surface smoothness of the fabricated track slab can be reduced.
Preferably, the rubber holder 2 has a rectangular plate shape for cost reduction.
Preferably, in order to improve the vibration damping effect, the difference between the height of the elastic vibration damping body 1 and the thickness of the rubber holder 2 is 0.5 to 1.5 cm.
Preferably, the elastic vibration insulator 1 and the rubber holder 2 have different rigidities in order to improve the effect of adjusting the track rigidity.
Claims (7)
1. A latticed vibration isolation device of intercity track, characterized by includes:
the vibration isolator comprises an elastic vibration isolator body (1), wherein a plurality of fiber layers (11) are sequentially arranged in the elastic vibration isolator body (1) from bottom to top;
the rubber vibration isolator comprises a rubber retainer (2), wherein a plurality of mounting holes (21) used for mounting the elastic vibration isolators (1) are vertically formed in the rubber retainer (2), the mounting holes (21) penetrate through the rubber retainer (2), and the thickness values of the rubber retainer (2) are smaller than the height values of the elastic vibration isolators (1).
2. The latticed vibration isolator of claim 1, wherein: the elastic vibration isolator (1) is in a round table shape.
3. The latticed vibration isolator of claim 1, wherein: the outer diameter of the elastic vibration isolator (1) is smaller than the inner diameter of the mounting hole (21).
4. The latticed vibration isolator of claim 1, wherein: the top end of the elastic vibration isolator (1) is hemispheroid.
5. The latticed vibration isolator of claim 1, wherein: the rubber retainer (2) is rectangular plate-shaped.
6. The latticed vibration isolator of claim 1, wherein: the difference between the height value of the elastic vibration isolator (1) and the thickness value of the rubber retainer (2) is 0.5-1.5 cm.
7. The latticed vibration isolator of claim 1, wherein: the rigidity of the elastic vibration isolator (1) is different from that of the rubber retainer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121352433.5U CN214782943U (en) | 2021-06-17 | 2021-06-17 | Intercity orbital cellular vibration isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121352433.5U CN214782943U (en) | 2021-06-17 | 2021-06-17 | Intercity orbital cellular vibration isolation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214782943U true CN214782943U (en) | 2021-11-19 |
Family
ID=78713327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121352433.5U Active CN214782943U (en) | 2021-06-17 | 2021-06-17 | Intercity orbital cellular vibration isolation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214782943U (en) |
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2021
- 2021-06-17 CN CN202121352433.5U patent/CN214782943U/en active Active
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