CN113106793A - Assembled laminated plate-shaped steel rail vibration absorber - Google Patents
Assembled laminated plate-shaped steel rail vibration absorber Download PDFInfo
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- CN113106793A CN113106793A CN202110418815.1A CN202110418815A CN113106793A CN 113106793 A CN113106793 A CN 113106793A CN 202110418815 A CN202110418815 A CN 202110418815A CN 113106793 A CN113106793 A CN 113106793A
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- steel rail
- rubber
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- block
- rail
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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
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
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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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an assembled laminated platy steel rail vibration absorber which comprises a steel rail, wherein symmetrical rubber blocks are fixed on two sides of a rail web of the steel rail, the rubber blocks extend downwards and are fixed on a lower side wing of the steel rail, platy mass blocks which are overlapped from top to bottom and gradually increase in width are embedded in the rubber blocks, and the rubber blocks are arranged into a front-back assembled structure. According to the invention, the plate-shaped mass blocks are embedded in the rubber blocks, are stacked from top to bottom, and have correspondingly gradually increased width, so that the characteristic frequency of the steel rail can be rapidly tuned according to the positions, the width and the number of the plate-shaped mass blocks; in addition, the rubber block is of an assembled structure, the characteristic frequency of the steel rail can be quickly tuned by assembling the rubber block with the plate-shaped mass block through the arranged wedge and the wedge splicing installation, and the two aspects are matched and adjusted to achieve the optimal vibration and noise reduction effect.
Description
Technical Field
The invention relates to the technical field of steel rail vibration and noise reduction; in particular to an assembled laminated platy steel rail vibration absorber.
Background
With the rapid development of rail transit in China in recent years, a plurality of rail transit lines pass through residential areas and office areas of common people, so that the living and working environments of residents around are influenced by vibration and noise caused by the rail transit lines, the comfort of train passengers is reduced by the severe vibration, the vibration and the noise mainly come from the vibration between wheel rails, and the vibration of the wheel rails is an effective measure for controlling the influence of the noise on the environment.
At present, the vibration control of the wheel rail in China mainly adopts a treatment measure of arranging a damping plate or a vibration damping device containing a mass body on the rail web part of the steel rail, but the working area of the damping plate is limited, and the vibration damping effect is influenced. The vibration damper basically tunes the characteristic frequency of the steel rail by adjusting the mass of the mass body, and the adjustable form and the adjustable object are single, so that the vibration damper is not beneficial to quickly tuning the characteristic frequency of the steel rail and simultaneously is not beneficial to optimizing the parameters of a track system.
Disclosure of Invention
The purpose of the invention is as follows: aiming at the defects in the prior art, the assembled laminated platy steel rail vibration absorber is provided.
The technical scheme is as follows: in order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows: a spliced laminated platy steel rail vibration absorber comprises a steel rail, wherein symmetrical rubber blocks are fixed on two sides of a rail web of the steel rail, the rubber blocks extend downwards and are fixed on a lower side wing of the steel rail, platy mass blocks which are stacked from top to bottom and gradually increased in width are embedded in the rubber blocks, and the rubber blocks are arranged into a front-back spliced structure.
Preferably, the positions and the number of the plate-shaped mass blocks in the rubber block are adjusted according to the characteristic frequency of the steel rail; the mass block is made of metal materials and is embedded in the rubber block in parallel.
Preferably, the material of the mass block is steel or copper or lead, and the length of the mass block is smaller than that of the rubber block.
Preferably, the rubber block is made of ethylene propylene diene monomer or chloroprene rubber, a cavity is arranged in the rubber block, the mass block is correspondingly placed in the cavity, the gap is filled with damping materials, and two sides of the cavity are sealed through sealing covers with buckles.
Preferably, the end parts of the two adjacent rubber blocks are correspondingly provided with corresponding wedge openings and wedge blocks, and the rubber blocks are installed in a splicing manner through the arranged wedge openings and the wedge blocks.
Preferably, the rubber blocks are fixed on two sides of the rail web of the steel rail through adhesives.
Preferably, a groove is further formed in the end face, far away from the rail web, of one side of the rubber block, an elastic clamp is correspondingly mounted on each of the lower side wings of the steel rails on the two sides, the elastic clamp extends upwards and is provided with an elastic clamping strip matched with the groove in shape, and the elastic clamping strip is correspondingly clamped in the groove.
Preferably, the grooves are arranged in a zigzag manner from top to bottom, the elastic clamping strips are correspondingly arranged in shape, and the positions of the elastic clamping strips on the two sides are arranged in a staggered manner; the wedge opening and the wedge block are arranged in a trapezoid shape.
Has the advantages that: compared with the prior art, the invention has the following advantages: the spliced laminated platy steel rail vibration absorber provided by the invention is fixed in a unilateral self-locking elastic clamp mode or fixed by an adhesive or fixed by the adhesive or the combination of the unilateral self-locking elastic clamp mode and the adhesive through arranging the fixed rubber block on the rail web of the steel rail, and has the advantages of stable structure, convenience in installation and high construction efficiency; in the invention, the plate-shaped mass blocks are embedded in the rubber blocks, are stacked from top to bottom, and have correspondingly gradually increased width, so that the characteristic frequency of the steel rail can be quickly tuned according to the position, the width and the number of the plate-shaped mass blocks; in addition, the rubber block is of an assembled structure, the characteristic frequency of the steel rail can be quickly tuned by assembling the rubber block with the plate-shaped mass block through the arranged wedge and the wedge splicing installation, and the two aspects are matched and adjusted to achieve the optimal vibration and noise reduction effect.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a diagram of a rubber block according to the present invention.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, 2 and 3, the assembled laminated plate-shaped steel rail vibration absorber comprises a steel rail 1, wherein symmetrical rubber blocks 2 are fixed on two sides of a rail web of the steel rail 1, the rubber blocks 2 extend downwards and are fixed on a lower side wing of the steel rail, plate-shaped mass blocks 3 which are stacked from top to bottom and gradually increase in width are embedded in the rubber blocks 2, and the rubber blocks 2 are arranged in a front-back assembled structure.
The positions and the number of the plate-shaped mass blocks 3 in the rubber blocks 2 are adjusted according to the characteristic frequency of the steel rail; the mass block 3 is made of metal materials, and the mass block 3 is embedded in the rubber block 2 in parallel; the material of the mass block 3 is steel or copper or lead, and the length of the mass block 3 is smaller than that of the rubber block 2.
The rubber block 2 is made of ethylene propylene diene monomer or chloroprene rubber, a cavity is arranged in the rubber block 2, the mass block 3 is correspondingly placed in the cavity, the gap is filled with damping materials, and two sides of the cavity are sealed through sealing covers with buckles.
The end parts of two adjacent rubber blocks 2 are correspondingly provided with corresponding wedge openings 21 and wedge blocks 22, and the rubber blocks 2 are installed in a splicing manner through the arranged wedge openings 21 and wedge blocks 22; the rubber blocks 2 are fixed on two sides of the rail web of the steel rail 1 through adhesive.
A groove 4 is further formed in the end face of one side, away from the rail web, of the rubber block 2, elastic clamps 5 are correspondingly mounted on the lower side wings of the steel rails on the two sides, the elastic clamps 5 extend upwards and are provided with elastic clamping strips 6 matched with the groove 4 in shape, and the elastic clamping strips 6 are correspondingly clamped in the groove 4; the grooves 4 are arranged in a zigzag manner from top to bottom, the elastic clamping strips 6 are correspondingly arranged in shape, and the positions of the elastic clamping strips 6 on the two sides are arranged in a staggered manner; the wedge 21 and the wedge 22 are arranged in a trapezoidal shape.
The invention relates to an assembled laminated platy steel rail vibration absorber which integrally comprises a rubber block, a platy mass block and an elastic clamp; the rubber blocks are symmetrically arranged on two sides of the rail web of the steel rail, and are fixed by a chemical adhesive and a physical elastic clamp, and the two modes can be combined; wherein the elastic clips are arranged in a staggered manner.
The rubber block is arranged into a splicing structure, the plate-shaped mass block is correspondingly embedded in the rubber block, and the plate-shaped mass block is embedded in a laminated manner, so that the characteristic frequency of the integral vibration absorber is quickly tuned by splicing the plate-shaped mass block or the rubber block with the plate-shaped mass block, and the optimal vibration and noise reduction effect is achieved.
The rubber block is made of rubber products with good weather resistance and elastic damping, such as ethylene propylene diene monomer or chloroprene rubber. A groove is formed in one side, away from the rail web, of each rubber block, the shape of the groove is preferably zigzag, adjacent rubber blocks are installed in a splicing mode through wedge openings and wedge blocks, and the shape of the wedge openings and the wedge blocks is preferably trapezoidal; however, the shape of the groove can also adopt other forms, such as a rectangle, a triangle and the like, and the shape of the wedge opening and the wedge block can also be provided with omega and the like.
The mass block is made of metal materials, including but not limited to metal materials such as steel, copper, lead and the like, and it is required to be noted that the length of the mass block is slightly smaller than that of the rubber block and is arranged in the middle of the rubber block in parallel; in order to facilitate assembling and adjusting the positions and the number of the mass blocks, cavities with corresponding volumes are arranged in the rubber blocks, the mass blocks are filled with damping materials, meanwhile, reserved openings are formed in the end portions of the rubber blocks, and the mass blocks are sealed through sealing covers with buckles.
The spliced laminated platy steel rail vibration absorber provided by the invention is fixed in a unilateral self-locking elastic clamp mode or fixed by an adhesive or fixed by the adhesive or the combination of the unilateral self-locking elastic clamp mode and the adhesive through arranging the fixed rubber block on the rail web of the steel rail, and has the advantages of stable structure, convenience in installation and high construction efficiency; in the invention, the plate-shaped mass blocks are embedded in the rubber blocks, are stacked from top to bottom, and have correspondingly gradually increased width, so that the characteristic frequency of the steel rail can be quickly tuned according to the position, the width and the number of the plate-shaped mass blocks; in addition, the rubber block is of an assembled structure, the characteristic frequency of the steel rail can be quickly tuned by assembling the rubber block with the plate-shaped mass block through the arranged wedge and the wedge splicing installation, and the two aspects are matched and adjusted to achieve the optimal vibration and noise reduction effect.
The detailed description is to be construed as exemplary only and is not intended to limit the invention from practice or the scope of the appended claims, which are intended to include all equivalent variations and modifications within the scope of the invention as claimed.
Claims (8)
1. The utility model provides a pin-connected panel slabby rail bump leveller which characterized in that: including rail (1), the web both sides of this rail (1) are fixed with symmetrical rubber block (2), and rubber block (2) extend downwards all the time and fix flank under the rail, rubber block (2) in inlay again and be equipped with from the top down stack and width crescent platelike quality piece (3), just rubber block (2) set up to front and back pin-connected panel structure.
2. The assembled laminated plate-shaped steel rail vibration absorber as claimed in claim 1, wherein: the positions and the number of the plate-shaped mass blocks (3) in the rubber blocks (2) are adjusted according to the characteristic frequency of the steel rail; the mass block (3) is made of metal materials, and the mass block (3) is embedded in the rubber block (2) in parallel.
3. The assembled laminated plate-shaped steel rail vibration absorber as claimed in claim 2, wherein: the mass block (3) is made of steel, copper or lead, and the length of the mass block (3) is smaller than that of the rubber block (2).
4. The assembled laminated plate-shaped steel rail vibration absorber as claimed in claim 1, wherein: the rubber block (2) is made of ethylene propylene diene monomer or chloroprene rubber, a cavity is arranged in the rubber block (2), the mass block (3) is correspondingly placed in the cavity, the gap is filled with damping materials, and two sides of the cavity are sealed through sealing covers with buckles.
5. The assembled laminated plate-shaped steel rail vibration absorber as claimed in claim 1, wherein: the end parts of two adjacent rubber blocks (2) are correspondingly provided with corresponding wedge openings (21) and wedge blocks (22), and the rubber blocks (2) are installed in a splicing mode through the arranged wedge openings (21) and wedge blocks (22).
6. The assembled laminated plate-shaped steel rail vibration absorber as claimed in claim 1, wherein: the rubber blocks (2) are fixed on two sides of the rail web of the steel rail (1) through adhesives.
7. The assembled laminated plate-shaped steel rail vibration absorber as claimed in claim 2, wherein: the end face, far away from the rail web, of one side of the rubber block (2) is further provided with a groove (4), elastic clamps (5) are correspondingly mounted on the lower side wings of the steel rails on the two sides, the elastic clamps (5) extend upwards and are provided with elastic clamping strips (6) matched with the groove (4) in shape, and the elastic clamping strips (6) are correspondingly clamped in the groove (4).
8. The assembled laminated plate-shaped steel rail vibration absorber as claimed in claim 7, wherein: the grooves (4) are arranged in a zigzag manner from top to bottom, the elastic clamping strips (6) are correspondingly arranged in shape, and the positions of the elastic clamping strips (6) at two sides are arranged in a staggered manner; the wedge opening (21) and the wedge block (22) are arranged in a trapezoid shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110418815.1A CN113106793A (en) | 2021-04-19 | 2021-04-19 | Assembled laminated plate-shaped steel rail vibration absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110418815.1A CN113106793A (en) | 2021-04-19 | 2021-04-19 | Assembled laminated plate-shaped steel rail vibration absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113106793A true CN113106793A (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110418815.1A Pending CN113106793A (en) | 2021-04-19 | 2021-04-19 | Assembled laminated plate-shaped steel rail vibration absorber |
Country Status (1)
| Country | Link |
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| CN (1) | CN113106793A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023240894A1 (en) * | 2022-06-16 | 2023-12-21 | 浙江天铁实业股份有限公司 | Adjustable steel rail vibration absorber and steel rail vibration absorption system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202530345U (en) * | 2012-04-20 | 2012-11-14 | 希伦斯轨道交通科技股份有限公司（香港） | Steel rail absorber |
| CN102808364A (en) * | 2012-08-21 | 2012-12-05 | 浙江天铁实业股份有限公司 | Waveguide vibration absorption and noise elimination device for steel rail |
| CN204753273U (en) * | 2015-06-12 | 2015-11-11 | 洛阳双瑞橡塑科技有限公司 | Rail shock absorbing means for track traffic |
| CN108708231A (en) * | 2018-05-31 | 2018-10-26 | 上海工程技术大学 | A kind of built-in metal oscillator vibration and noise reducing dynamic vibration absorber structure of rail |
| CN109112908A (en) * | 2018-09-05 | 2019-01-01 | 北京九州轨隔振技术有限公司 | A kind of track vibration-reducing device |
| CN112553977A (en) * | 2020-12-03 | 2021-03-26 | 同济大学 | Steel rail dynamic vibration absorber and application thereof |
-
2021
- 2021-04-19 CN CN202110418815.1A patent/CN113106793A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202530345U (en) * | 2012-04-20 | 2012-11-14 | 希伦斯轨道交通科技股份有限公司（香港） | Steel rail absorber |
| CN102808364A (en) * | 2012-08-21 | 2012-12-05 | 浙江天铁实业股份有限公司 | Waveguide vibration absorption and noise elimination device for steel rail |
| CN204753273U (en) * | 2015-06-12 | 2015-11-11 | 洛阳双瑞橡塑科技有限公司 | Rail shock absorbing means for track traffic |
| CN108708231A (en) * | 2018-05-31 | 2018-10-26 | 上海工程技术大学 | A kind of built-in metal oscillator vibration and noise reducing dynamic vibration absorber structure of rail |
| CN109112908A (en) * | 2018-09-05 | 2019-01-01 | 北京九州轨隔振技术有限公司 | A kind of track vibration-reducing device |
| CN112553977A (en) * | 2020-12-03 | 2021-03-26 | 同济大学 | Steel rail dynamic vibration absorber and application thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023240894A1 (en) * | 2022-06-16 | 2023-12-21 | 浙江天铁实业股份有限公司 | Adjustable steel rail vibration absorber and steel rail vibration absorption system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210713 |