CN213507842U - Anti-slip rail tuning shock absorber - Google Patents
Anti-slip rail tuning shock absorber Download PDFInfo
- Publication number
- CN213507842U CN213507842U CN202021673400.6U CN202021673400U CN213507842U CN 213507842 U CN213507842 U CN 213507842U CN 202021673400 U CN202021673400 U CN 202021673400U CN 213507842 U CN213507842 U CN 213507842U
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- rail
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- tuned
- hookup
- slip
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
- E01B19/003—Means for reducing the development or propagation of noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
- F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
- F16F7/108—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted on plastics springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model belongs to rail transit's vibration and noise control field discloses a set up in rail non-working surface, be used for alleviateing rail vehicle operation in-process rail compelled vibration and the harmonious shock absorber of rail that antiskid of noise takes off of production, and it includes hookup frame, elastic element and quality oscillator, and the quality oscillator is at least local to be located the hookup frame, and elastic element is located between quality oscillator and the hookup frame, sets up antiskid off-structure on the non-laminating side surface of hookup frame and rail. The utility model discloses a rail tuned absorber is taken off in antiskid has advantages such as simple structure, installation are fixed safe and reliable more, and its dismouting is convenient, repeatedly usable, economic environmental protection, and the sexual valence relative altitude can wide application in track traffic fields such as subway, high-speed railway, and its market perspective is very wide.
Description
Technical Field
The utility model belongs to rail transit's vibration and noise control field especially relates to a set up in rail non-working surface, be used for alleviateing the vibration and the damping device of the noise that rail forced production in the rail vehicle operation process.
Background
In recent years, the rail transit in China is rapidly developed, a rapid and safe travel mode is provided for people, meanwhile, the problems of vibration and noise generated by the rail transit also seriously affect the life quality of surrounding residents, endanger the safety of surrounding buildings, and influence the stability, safety and service life of a rail.
Researches show that in railway noise formed during train operation, wheel rail noise accounts for a high proportion, and medium and high frequency noise radiated by steel rail vibration contributes to the final noise amount particularly obviously, so that vibration and noise control of the steel rail has great significance for vibration reduction and noise reduction of urban rail transit. In order to control vibration and noise of the steel rail, engineers have developed various types of vibration and noise reduction products, wherein tuned vibration absorbers are common, and a tuned device composed of mass and springs generates a reaction force to do work and consume energy when the steel rail vibrates, so that vibration of the steel rail is reduced, for example, the tuned vibration absorber disclosed in patent application No. 200480019707.1 can achieve a certain vibration and noise reduction effect.
However, in engineering application, it is found that, in the existing technical solutions, elastic materials such as rubber are generally used to make the elastic element, and then the mass block is arranged in the elastic element, so that the rail transit is widely distributed, and the external environmental conditions are widely different, and after the elastic element is directly exposed to the external environment for a long time, the physical properties of the elastic materials such as rubber are easily affected by the external environment, and are also easily scratched and damaged by external objects, thereby adversely affecting the vibration and noise reduction performance and the service life of the tuned vibration absorber. In addition, because the restriction force formed by the rubber elastic element on the mass block is small, the tension and compression component generated by the mass block on the elastic element in the moving process inside the elastic element is large, and the shearing component is small, so that effective shearing energy consumption cannot be realized, and the vibration reduction effect is greatly limited.
To solve the above problems, the skilled person has developed a tuned vibration absorber for a rail with a rigid coupling frame, such as the one described in patent No. 201310287329.6. Although this kind of technical scheme can overcome the direct technical scheme's that exposes outside defect of elastomer well, discovery again in the use, because its hookup frame rigidity is great, when using with the cooperation of spring clamp, under the operating condition of strong vibration, easy emergence is followed the longitudinal relative displacement of rail between spring clamp and the hookup frame, if can not in time reset, the track bump leveller just can be followed spring clamp and fleed out, influences the damping and noise reduction effect.
In summary, the market demands urgent to provide a track tuning vibration damping device which is easy to install and fix and is safer and more reliable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned problem, provide a rail tuned absorber is taken off in antiskid of simple structure, installation fixed safe and reliable more.
The utility model discloses a tuned shock absorber of rail is taken off in antiskid realizes like this, and it is including hookup frame, elastic element and quality oscillator, and the quality oscillator is at least local to be located the hookup frame, and elastic element is located between quality oscillator and the hookup frame, sets up the antiskid structure of taking off on the non-laminating side surface of hookup frame and rail.
The anti-slip structure can be a convex-concave structure such as a threaded hole, a limiting bulge, a limiting pin, a limiting hole or a limiting groove and the like arranged on the connecting frame. In addition, the anti-slip structure can also be a rivet or a threaded connecting piece fixedly arranged on the connecting frame, or a limit bulge arranged by overlaying welding and other specific forms.
The utility model discloses a rail tuned absorber is taken off in antiskid can also include spring clamp, and the spring clamp centre gripping is on the non-laminating surface of hookup frame and rail, fixes the non-working surface at the rail with the hookup frame. In order to better realize the technical effect of anti-slip, the spring clamp can be further provided with a concave-convex structure matched with the anti-slip structure on the connecting frame, and the concave-convex structure comprises specific forms such as a limiting bulge, a limiting pin or a limiting hole.
The utility model discloses a tuned shock absorber of rail is taken off in antiskid is used for the spacing antiskid of spring anchor clamps to take off the structure through setting up on the non-laminating side surface of hookup frame and rail, perhaps sets up the cooperation of antiskid on concave-convex structure and the hookup frame on spring anchor clamps simultaneously, under the condition that does not increase product material cost basically, can effectively avoid taking place to slide along the fore-and-aft relative of rail between hookup frame and the spring anchor clamps in the use to improve the fixed security and the reliability of installation greatly, guarantee the utility model discloses a tuned shock absorber of rail is taken off in antiskid fully exerts its damping and falls the function of making an uproar.
To sum up, the utility model discloses a rail tuned absorber is taken off in antiskid has advantages such as simple structure, installation are fixed safe and reliable more, and its dismouting is convenient, repeatedly usable, economic environmental protection, and the sexual valence relative altitude can wide application in track traffic fields such as subway, high-speed railway, and its market perspective is very wide.
Drawings
Fig. 1 is one of the schematic structural diagrams of the anti-slipping tuned damper for steel rails according to the present invention.
Fig. 2 is a right side view of fig. 1.
Fig. 3 is a second schematic structural view of the anti-slipping tuned damper for steel rails according to the present invention.
Fig. 4 is a third schematic structural view of the anti-slipping tuned damper for steel rails according to the present invention.
Fig. 5 is a fourth schematic structural view of the anti-slipping tuned damper for steel rails according to the present invention.
Fig. 6 is a fifth schematic structural view of the anti-slipping tuned damper for steel rails according to the present invention.
Detailed Description
Example one
As shown in fig. 1 and 2, the utility model discloses a tuned shock absorber of rail is taken off in antiskid includes hookup frame 2, elastic element 3 and mass oscillator 4, and mass oscillator 4 is located hookup frame 2, and elastic element 3 is located between mass oscillator 4 and hookup frame 2, sets up frame 2 and rail 1's non-laminating side surface and is used for the spacing anti-skidding structure of spring clamp 6, hookup frame is made by the aluminum alloy, and the anti-skidding structure specifically is spacing arch 5 of stamping forming on the aluminum alloy hookup frame lateral wall, spacing arch 5 sets up in pairs at an interval, and its interval is apart from slightly being greater than the width of spring clamp 6. In this example, two pairs of the limiting protrusions 5 are arranged and respectively arranged at the two side ends of the connecting frame 2.
During the application, as shown in fig. 1 and 2, will the utility model discloses a tuned shock absorber of antiskid steel rail is laid in the web of rail and pterygoid lamina department of rail, recycles 6 centre grippings of spring clamp and fixes on rail 1, spring clamp 6 is arranged in between a pair of spacing arch 5.
The utility model discloses a tuned shock absorber of rail is taken off in antiskid is used for taking off the spacing antiskid of spring anchor clamps structure through the non-laminating side surface setting at hookup frame and rail, under the condition that does not increase product material cost, can effectively avoid taking place to slide along the fore-and-aft relative of rail between hookup frame and the spring anchor clamps in the use to improve the fixed security and the reliability of installation greatly, can guarantee the utility model discloses a tuned shock absorber of rail is taken off in antiskid is in normal operating condition, and the function of making an uproar falls in its damping of full play.
To sum up, the utility model discloses a rail tuned absorber is taken off in antiskid has advantages such as simple structure, installation are fixed safe and reliable more, and its dismouting is convenient, repeatedly usable, economic environmental protection, and the sexual valence relative altitude can wide application in track traffic fields such as subway, high-speed railway, and its market perspective is very wide.
In this embodiment, a pair of limiting protrusions and a spring clamp are used for matching as an example for description, and in practical application, two or more pairs of limiting protrusions and a spring clamp can be used for matching for limiting; in addition, the limiting bulge in the embodiment is a local sphere, and can be a cone, a local ellipsoid, a cuboid and other shapes in practice, the same technical effect can be realized, and the limiting bulge can be designed according to engineering requirements in practice; in addition, the specific form of the limiting bulge can be diversified, the limiting bulge can be fixedly arranged by utilizing the connecting modes of sticking, welding and the like besides stamping and forming on the side wall of the connecting frame, and the good technical effect can also be realized; there is, except setting up in rail web and pterygoid lamina department, the utility model discloses the tuned shock absorber of antiskid steel rail can also set up at the bottom of the rail, all be above based on the utility model discloses technical principle's simple change is all in the utility model discloses among the required protection range.
Example two
As shown in fig. 3, the utility model discloses a tuned shock absorber of rail is taken off in antiskid lies in with embodiment one, still includes spring clamp 6, sets up the cooperation of the antiskid structure of taking off on concave-convex structure and the hookup frame 2 on spring clamp 6, and is concrete, sets up spacing hole 10 and spacing arch 5 cooperation on spring clamp 6, and during the assembly, spacing arch 5 inlays and puts in spacing hole 10.
Compared with the first embodiment, in the technical scheme of the present embodiment, the concave-convex structure arranged on the spring clamp 6 is matched with the anti-slip structure on the connection frame 2 to realize limiting, so that relative sliding between the spring clamp and the connection frame can be better prevented, and the limiting effect is more reliable.
Of course, based on the technical principle of this example, a limiting hole may be provided on the connecting frame, and correspondingly, a limiting protrusion may be provided on the spring clamp, so that the same technical effect may be achieved.
EXAMPLE III
As shown in fig. 4, the utility model discloses a tuned shock absorber of rail is taken off in antiskid lies in with embodiment one's difference, and the hookup frame adopts the steel sheet to make, and hookup frame 2 sets up with the non-laminating side surface of rail 1 and is used for the spacing anti-skidding structure of 6 spring clamp, the anti-skidding structure specifically is a pair of spacing arch 7 that sets up at hookup frame fixed surface through the build-up welding.
Compared with the first embodiment, in the technical scheme of the embodiment, the anti-slip structure is simpler to process and operate, and is safe and reliable. Based on the technical principle of the embodiment, the specific implementation manner of the limiting protrusion can be diversified, for example, a rivet can be fixed on the side wall of the non-joint side of the connecting frame and the steel rail, an external protrusion formed by the rivet can be used as the limiting protrusion, and the like, so that good technical effects can be achieved; in addition, based on the technical principle of the second embodiment, in the technical scheme described in this example, it is also possible to set a limit hole on the spring clamp 6 corresponding to the limit protrusion for limiting, and it is also possible to achieve a good technical effect. It should be pointed out that, compared with the first embodiment, for the technical scheme of using the rivet to form the limiting bulge as the anti-slip structure, because the spring clamp 6 can be assembled with the steel rail 1, and then the rivet is fixedly arranged on the connecting frame 2 to form the limiting bulge, thereby realizing reliable limiting of the spring clamp, the operation mode of the anti-slip structure is more flexible, the position can be adjusted at any time according to the requirement of the engineering site, the operation is very easy during assembly, and the later maintenance is very convenient; of course, except using the rivet, also can fix on the connection frame and set up the threaded connection spare and constitute spacing arch, it is as the anti-skidding structure also can play fine technological effect, all is in the utility model discloses among the claimed protection range.
Example four
As shown in fig. 5, the utility model discloses a tuned shock absorber of rail is taken off in antiskid lies in with embodiment two's difference, and quality oscillator 4 sets up a plurality ofly, and the non-laminating side surface setting of hookup frame 2 and rail 1 is used for the spacing anti-skidding structure of taking off spring clamp 6, the anti-skidding structure of taking off specifically is spacer pin 8. Correspondingly, the spring clamp 6 is provided with a limiting hole which is matched and connected with the limiting pin 8.
Compared with the first and third embodiments, in the first embodiment, the spring clamp is limited by using the limiting pin as the anti-slip structure, which has less limitation on the material of the coupling frame 2, for example, the first embodiment requires that the metal material of the coupling frame has better ductility so that the limiting protrusion can be integrally formed by stamping; in the second embodiment, the material of the connecting frame is required to have weldability, but in the technical scheme of the embodiment, the connecting frame can be made of metal materials such as aluminum alloy, steel plates and the like, or can also be made of non-metal materials such as engineering plastics, wood plastics, glass fiber reinforced plastics and the like, the material of the limiting pin can be the same as or different from that of the connecting frame, the material selection range is wider, and the improvement of reliability and the reduction of cost are facilitated. Certainly, based on the technical principle of the embodiment, the anti-slip structure arranged on the connecting frame can also be a limiting hole, and correspondingly, the spring clamp is provided with a limiting pin which is matched with the limiting hole to realize limiting; in addition, based on the technical principle, the anti-slip structure can also adopt a threaded hole, on one hand, a limiting hole can be correspondingly arranged on the spring clamp, and the spring clamp is fixedly connected with the connecting frame by utilizing the matching of a fastener penetrating through the limiting hole and the threaded hole; or, the screw hole is located spring clamp both sides, assembles the fastener on the screw hole, and the part that utilizes the fastener to be located the screw hole outside realizes spacingly as spacing arch to spring clamp, also can realize same technological effect, also is in the utility model discloses within the protection scope that requires, only give the explanation with the characters here.
EXAMPLE five
As shown in fig. 6, the difference between the anti-slipping steel rail tuning damper of the present invention and the first embodiment is that the non-attaching side surface of the coupling frame 2 and the steel rail 1 is provided with an anti-slipping structure for limiting the spring clamp 6, and the anti-slipping structure is specifically a limiting groove 9 provided on the coupling frame.
In use, as shown in fig. 6, the spring clamp 6 is embedded in the limiting groove 9. The technical scheme of the embodiment can also effectively prevent the relative sliding between the connecting frame and the spring clamp along the longitudinal direction of the steel rail in the using process, thereby greatly improving the safety and reliability of installation and fixation.
It should be pointed out that, in the drawings of above-mentioned embodiment, all use rail one side web of a rail department to set up the harmonious mass damping structure that comprises coupling frame, elastic element and mass oscillator as the example and explain, in practical application, also can set up this harmonious mass damping structure in rail both sides simultaneously, only need corresponding set up spring clamp give press from both sides tight fixed, recycle the anti-slipping structure carry on spacing or utilize anti-slipping structure and concave-convex structure to make up spacing can, all be based on the utility model discloses technical principle's simple change only explains with the characters here, also is in the utility model discloses among the required protection range.
The embodiment of the present invention is mainly for conveniently understanding the technical principle of the present invention, and is not limited to the content recorded in the above-mentioned embodiment, and the technical content recorded in the above-mentioned embodiment can also be used in a cross way, based on the technical principle of the present invention, a person skilled in the art can combine the technical solution again or utilize the similar technology to simply replace some of the elements, as long as based on the technical principle of the present invention, all are in the protection scope required by the present invention.
Claims (7)
1. The utility model provides an antiskid tuning shock absorber that takes off rail, includes hookup frame, elastic element and quality oscillator, and the quality oscillator is located hookup frame at least part, and elastic element is located between quality oscillator and the hookup frame, its characterized in that sets up on the non-laminating side surface of hookup frame and rail and takes off the structure.
2. The anti-slip rail tuned absorber according to claim 1, wherein said anti-slip structure is a threaded hole, a limit protrusion, a limit pin, a limit hole or a limit groove provided on the coupling frame.
3. The tuned anti-slip rail damper according to claim 1, wherein said anti-slip structure is a rivet or threaded connection fixedly disposed on the coupling frame.
4. The anti-slip rail tuned absorber of claim 1, wherein said anti-slip structure is a stop bump provided by build-up welding.
5. The derailment prevention tuned absorber of claim 1, further comprising a spring clamp that clamps onto the non-engaging surface of the coupling frame and the rail to secure the coupling frame to the non-working surface of the rail.
6. The tuned anti-slip rail damper according to claim 5, wherein the spring clip has a relief structure corresponding to the anti-slip structure.
7. The anti-derailment tuned absorber according to claim 6, wherein the indentation comprises a limiting protrusion, a limiting pin or a limiting hole.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021673400.6U CN213507842U (en) | 2020-08-12 | 2020-08-12 | Anti-slip rail tuning shock absorber |
| DE202021104303.2U DE202021104303U1 (en) | 2020-08-12 | 2021-08-11 | Tilt vibration damper for a rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021673400.6U CN213507842U (en) | 2020-08-12 | 2020-08-12 | Anti-slip rail tuning shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213507842U true CN213507842U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021673400.6U Active CN213507842U (en) | 2020-08-12 | 2020-08-12 | Anti-slip rail tuning shock absorber |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN213507842U (en) |
| DE (1) | DE202021104303U1 (en) |
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2020
- 2020-08-12 CN CN202021673400.6U patent/CN213507842U/en active Active
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2021
- 2021-08-11 DE DE202021104303.2U patent/DE202021104303U1/en active Active
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| Publication number | Publication date |
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| DE202021104303U1 (en) | 2021-08-27 |
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