CN102767123A - Slab track vibration reduction structure - Google Patents
Slab track vibration reduction structure Download PDFInfo
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- CN102767123A CN102767123A CN2012102864983A CN201210286498A CN102767123A CN 102767123 A CN102767123 A CN 102767123A CN 2012102864983 A CN2012102864983 A CN 2012102864983A CN 201210286498 A CN201210286498 A CN 201210286498A CN 102767123 A CN102767123 A CN 102767123A
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Abstract
A slab track vibration reduction structure has a multi-layer design. The structure comprises a concrete layer, a mortar layer, a vibration reduction structure layer and a track slab which are arranged sequentially from bottom to top, wherein the concrete layer is the bottom layer, the mortar layer is laid on the concrete layer and made of CA mortar, the vibration reduction structure layer is arranged on the mortar layer and made of vibration reduction materials, the track slab is arranged on the vibration reduction structure layer for vibration and noise reduction and has the same size with that of the vibration reduction structure layer and the mortar layer, and two parallel steel rails are respectively fixed on the track slab through a plurality of fasteners. The slab track vibration reduction structure is simple in structure, convenient to lay, and capable of providing effective support and reducing vibration and noise.
Description
Technical field
The present invention relates to the vibration damping field of track traffic, relate in particular to the slab track vibration-proof structure.
Background technology
In recent years, along with the develop rapidly of China's track traffic, track traffic progressively enters into our life.Track traffic is when providing quick, comfortable, safe trip to us; The vibration of its generation and noise problem have also seriously influenced peripheral resident's life quality of life; Jeopardize the safety of neighboring buildings; Simultaneously, also will be affected in the stability of track traffic itself, safety and application life.Therefore,, the effectively technology and the product of vibration and noise reducing just must be arranged, make the track traffic can be with the good people that serve in order to alleviate the harm that vibration that track traffic brings and noise problem are brought.
In order to solve vibration and the noise problem that track traffic brings effectively; The applicant is through long term studies and test; Work out a kind of slab track vibration-proof structure, this slab track vibration-proof structure makes track structure have the vibration and noise reducing function through in the slab track structure, introducing the vibration-proof structure design level; Can solve vibration and noise problem that track traffic brings well, overcome above-mentioned defective.
Summary of the invention
The object of the present invention is to provide a kind of slab track vibration-proof structure, it is simple in structure, mats formation conveniently, effective support can be provided, and have the vibration and noise reducing function.
For realizing above-mentioned purpose, the invention discloses the slab track vibration-proof structure, this track structure designs for multilayer, comprises layer of concrete, screed, vibration-proof structure layer and track plate from bottom to up successively, it is characterized in that:
Layer of concrete is the bottom; Screed is layed in layer of concrete, and this screed is processed by the CA mortar, and this vibration-proof structure layer is arranged on this screed; This vibration-proof structure layer adopts damping material to process; This track plate is arranged on this vibration-proof structure layer to carry out vibration and noise reducing, and the size of this track plate is identical with vibration-proof structure layer and screed, and two parallel rail are fixed on this track plate through a plurality of fasteners respectively.
Wherein: this vibration-proof structure layer is that face supports, point supports or band supports three kinds of modes, and three kinds of modes are following: in face supported, the upper surface of vibration-proof structure layer was the plane, and the soffit of track plate is tiled in the entire upper surface of vibration-proof structure layer; In a support, the upper surface of vibration-proof structure layer is provided with high convexities such as a plurality of, and the soffit of track plate is layed in this a plurality of grade on the high protruding end face; In band supports, high support bars such as at least two of the upper surface settings of this vibration-proof structure layer, the soffit of track plate is layed on the end face of these two support bars at least.
Wherein: this vibration-proof structure layer supports for point, and wherein this a plurality of bump array become two and be arranged at the below of rail, the mutual equidistance setting of these a plurality of convexities, these a plurality of protruding employing circular configuration, rectangular configuration or terrace with edge shape structures.
Wherein: this vibration-proof structure layer is that band supports, and two support bars wherein are set, and these two support bars are provided with the mode with the rail alignment.
Wherein: the middle part at this track plate is provided with inside casing, and the inside casing of this track plate is the hollow four limit through holes that penetrate the track plate, and its four limit has rounding.
Wherein: on this layer of concrete, be provided with two convex blocking platforms at least; Wherein these at least two convex blocking platforms are symmetrical structure; Two convex blocking platforms wherein are arranged at the two ends of this track plate respectively; The two ends of this track plate are provided with the depressed part corresponding with half shape of convex blocking platform, and these two convex blocking platforms are absorbed in respectively in this depressed part to prop up the two ends of this track plate.
Wherein: being shaped as of these at least two convex blocking platforms is circular, square, rectangle or regular polygon.
Pass through said structure; Slab track vibration-proof structure of the present invention is through introducing the vibration-proof structure design level in the slab track structure; Make track structure have the vibration and noise reducing function, can solve vibration and noise problem that track traffic brings well, and; Support effect is better, has guaranteed security performance.
The present invention will further describe in detail through following specific embodiment, and further combine will obtain knowing more and significantly understanding to the explanation of accompanying drawing.
Description of drawings
Fig. 1: the elevation of slab track vibration-proof structure of the present invention.
Fig. 2: the vertical view of slab track vibration-proof structure of the present invention (face support).
Fig. 4: the vertical view of slab track vibration-proof structure of the present invention (point supports).
Fig. 3: the vertical view of slab track vibration-proof structure of the present invention (ribbon support).
The specific embodiment
See also shown in Figure 1, the elevation of slab track vibration-proof structure of the present invention, this track structure designs for multilayer, comprises layer of concrete 1, screed 3, vibration-proof structure layer 4 and track plate 6 from bottom to up successively.
Wherein, layer of concrete 1 is the bottom, and screed 3 is layed on the layer of concrete 1, and preferably, this screed 3 is processed by cement asphalt mortar (cement asphalt mortar is called for short the CA mortar); It is made up of raw material such as cement, mulseal, fines, water and multiple Admixtures; It is a kind of novel organic/inorganic composite material that forms through the glued acting in conjunction of hydrated cementitious sclerosis and pitch breakdown of emulsion; The rigidity of this CA screed and strength ratio plain asphalt concrete are high; But lower than cement concrete, support effect preferably can not only be provided, effects such as certain buffering load and vibration damping also are provided.
This vibration-proof structure layer 4 is arranged on this screed 3, and both is big or small identical, and damping materials such as these vibration-proof structure layer 4 employing rubber are processed, and thus, through this layer better effectiveness in vibration suppression are provided, further noise reduction.
This track plate 6 is arranged on this vibration-proof structure layer 4 to carry out vibration and noise reducing, and the size of this track plate 6 is identical with vibration-proof structure layer 4, and two parallel rail 8 are fixed on this track plate 6 through a plurality of fasteners 5 respectively.
Preferably, this vibration-proof structure layer can be face and supports (referring to Fig. 2), some support (referring to Fig. 3) and band support (referring to Fig. 4) three kinds of modes.
In face shown in Figure 2 supported, the upper surface of vibration-proof structure layer 4 was the plane, and the soffit of track plate 6 is tiled in the entire upper surface of vibration-proof structure layer 4.
In point shown in Figure 3 supported, the upper surface of vibration-proof structure layer 4 was provided with high convexities such as a plurality of, and the soffit of track plate 6 is layed in this a plurality of grade on the high protruding end face; Optional is, these a plurality of bump array become two and be arranged at the below of rail 8, and the mutual equidistance setting of these a plurality of convexities; When some supporting form; Damping component can be put under the track plate after the jacking through track plate inside casing, and preferably, point-supported convexity can adopt circular configuration, rectangular configuration or terrace with edge shape structure.
In band shown in Figure 4 supports; High support bars such as at least two of the upper surface settings of this vibration-proof structure layer 4, the soffit of track plate 6 is layed on the end face of these two support bars at least, and optional is; Two support bars are set, and these two support bars are provided with the mode with rail 8 alignment.
Be provided with inside casing 7 at the middle part of this track plate 6; The inside casing 7 of this track plate 6 is for penetrating the hollow four limit through holes (participation Fig. 2) of track plate 6, vibration-proof structure layer 4 and screed 3; Its four limit has rounding, through the setting of this inside casing 7, can effectively reduce the volume and weight of track plate 6; Thereby reduce the cost, be convenient to transportation.
This track plate adopts batch production production; And shift to an earlier date prefabricated storage, online foundation settlement down is stable, reach the track construction requirement through the assessment of non-fragment orbit construction conditions after; Carry out the placing of seat concrete and convex blocking platform; Utilize fortune wooden handcart and straddle truck that vibration-proof structure and track plate are transported and lay to circuit, again the track plate is accurately adjusted back perfusion CA mortar, lay gapless track.
Preferably, on this layer of concrete 1, be provided with two convex blocking platforms 2 at least, wherein these at least two convex blocking platforms 2 are symmetrical structure; Two convex blocking platforms 2 wherein are arranged at the two ends of this track plate 6 respectively; The two ends of this track plate 6 are provided with the depressed part corresponding with half shape of convex blocking platform 2, and these two convex blocking platforms 2 are absorbed in respectively in this depressed part to prop up the two ends of this track plate 6, thus; Can be with the corresponding connection in the end of a plurality of track plates 6; To form longer track, preferably, being shaped as of these at least two convex blocking platforms 2 is circular, square, rectangle or regular polygon.
For better realizing technique effect of the present invention; The spy carries out like delimit the size of each structure: the vibration-proof structure layer thickness is a; The track plate is of a size of (length) b * (width) c * (thickness) d; Track plate inside casing is of a size of (length) e * (width) f * (thickness) d, and the radius of inside casing rounding is r; When supporting, the longitudinal pitch of each protruding direction along ng a path is g, and the lateral separation of two convexities is h; When ribbon supported, the support bar width was i, and the span of each size is seen table 1:
Each size span of table 1
Slab track vibration-proof structure of the present invention can be used for track traffics such as high-speed railway, city underground, urban light rail; Can alleviate structureborne noise and structural vibration; Thereby prolong the application life of agent structure, reduce the security performance of maintenance cost and raising agent structure, can satisfy the requirement of people simultaneously high-quality life; Make it avoid the influence that high noisy produces, for the high-quality life of people requires to provide guarantee.
It is obvious that, and above description and record only are for example rather than in order to limit disclosure of the present invention, application or use.Though described and be described in the drawings embodiment in an embodiment; But the optimal mode that the present invention does not limit by the accompanying drawing example and the conduct of describing is in an embodiment thought at present is with the specific examples of the instruction of embodiment of the present invention, and scope of the present invention will comprise any embodiment of the manual that falls into the front and appended claim.
Claims (7)
1. slab track vibration-proof structure, this track structure designs for multilayer, comprises layer of concrete, screed, vibration-proof structure layer and track plate from bottom to up successively, it is characterized in that:
Layer of concrete is the bottom; Screed is layed in layer of concrete, and this screed is processed by the CA mortar, and this vibration-proof structure layer is arranged on this screed; This vibration-proof structure layer adopts damping material to process; This track plate is arranged on this vibration-proof structure layer to carry out vibration and noise reducing, and the size of this track plate is identical with vibration-proof structure layer and screed, and two parallel rail are fixed on this track plate through a plurality of fasteners respectively.
2. slab track vibration-proof structure as claimed in claim 1; It is characterized in that: this vibration-proof structure layer is that face supports, point supports or band supports three kinds of modes; Three kinds of modes are following: in face supports; The upper surface of vibration-proof structure layer is the plane, and the soffit of track plate is tiled in the entire upper surface of vibration-proof structure layer; In a support, the upper surface of vibration-proof structure layer is provided with high convexities such as a plurality of, and the soffit of track plate is layed in this a plurality of grade on the high protruding end face; In band supports, high support bars such as at least two of the upper surface settings of this vibration-proof structure layer, the soffit of track plate is layed on the end face of these two support bars at least.
3. slab track vibration-proof structure as claimed in claim 2; It is characterized in that: this vibration-proof structure layer supports for point; Wherein these a plurality of bump array become two and be arranged at the below of rail; The mutual equidistance setting of these a plurality of convexities, these a plurality of protruding circular configuration, rectangular configuration or terrace with edge shape structures of adopting.
4. slab track vibration-proof structure as claimed in claim 2 is characterized in that: this vibration-proof structure layer is that band supports, and two support bars wherein are set, and these two support bars are provided with the mode with the rail alignment.
5. like the described slab track vibration-proof structure of claim 1-4, it is characterized in that: the middle part at this track plate is provided with inside casing, and the inside casing of this track plate is the hollow four limit through holes that penetrate the track plate, and its four limit has rounding.
6. like the described slab track vibration-proof structure of claim 1-4; It is characterized in that: on this layer of concrete, be provided with two convex blocking platforms at least; Wherein these at least two convex blocking platforms are symmetrical structure; Two convex blocking platforms wherein are arranged at the two ends of this track plate respectively, and the two ends of this track plate are provided with the depressed part corresponding with half shape of convex blocking platform, and these two convex blocking platforms are absorbed in respectively in this depressed part to prop up the two ends of this track plate.
7. slab track vibration-proof structure as claimed in claim 6 is characterized in that: being shaped as of these at least two convex blocking platforms is circular, square, rectangle or regular polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102864983A CN102767123A (en) | 2012-08-13 | 2012-08-13 | Slab track vibration reduction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102864983A CN102767123A (en) | 2012-08-13 | 2012-08-13 | Slab track vibration reduction structure |
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| CN102767123A true CN102767123A (en) | 2012-11-07 |
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| CN2012102864983A Pending CN102767123A (en) | 2012-08-13 | 2012-08-13 | Slab track vibration reduction structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104611997A (en) * | 2013-12-05 | 2015-05-13 | 深圳市市政设计研究院有限公司 | Decentralized supporting track structure with vibration reduction and noise reduction functions |
| WO2017121044A1 (en) * | 2016-01-11 | 2017-07-20 | 北京城建设计发展集团股份有限公司 | Precast slab railway track structural system for vibration mitigation and associated construction method |
| CN110065729A (en) * | 2019-05-17 | 2019-07-30 | 江苏久维压力容器制造有限公司 | A kind of method of embedded transport high pressure gas cylinder |
| CN112779860A (en) * | 2021-01-15 | 2021-05-11 | 华观兰 | Rail bearing platform for urban rail transit bridge |
| CN115450073A (en) * | 2022-07-29 | 2022-12-09 | 中铁第一勘察设计院集团有限公司 | Construction method and structure system of low-height assembled ballastless track |
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| CN1844578A (en) * | 2005-12-09 | 2006-10-11 | 中铁八局集团有限公司 | Vibration damping and sheet type ballastless track |
| CN101424061A (en) * | 2008-12-10 | 2009-05-06 | 中铁二院工程集团有限责任公司 | Unballasted track construction |
| CN201305795Y (en) * | 2008-11-28 | 2009-09-09 | 中铁二十三局集团有限公司 | Rail board |
| CN201648877U (en) * | 2010-04-08 | 2010-11-24 | 中铁二院工程集团有限责任公司 | Plate type vibration reducing structure for ballastless track |
| CN201908236U (en) * | 2010-12-17 | 2011-07-27 | 中国铁道科学研究院铁道建筑研究所 | Shock absorption type slab ballastless track |
| CN202055117U (en) * | 2011-04-23 | 2011-11-30 | 洛阳双瑞橡塑科技有限公司 | Nonlinear replaceable road bed and vibration-damping fastener combined system |
| CN202730545U (en) * | 2012-08-13 | 2013-02-13 | 浙江天铁实业股份有限公司 | Vibration-attenuation structure of slab track |
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| JPH0617561B2 (en) * | 1988-10-11 | 1994-03-09 | 帝都高速度交通営団 | Floating slab orbit |
| KR20040037430A (en) * | 2002-10-28 | 2004-05-07 | 현대자동차주식회사 | Rail structure of moving cart |
| CN1844578A (en) * | 2005-12-09 | 2006-10-11 | 中铁八局集团有限公司 | Vibration damping and sheet type ballastless track |
| CN201305795Y (en) * | 2008-11-28 | 2009-09-09 | 中铁二十三局集团有限公司 | Rail board |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104611997A (en) * | 2013-12-05 | 2015-05-13 | 深圳市市政设计研究院有限公司 | Decentralized supporting track structure with vibration reduction and noise reduction functions |
| CN104611997B (en) * | 2013-12-05 | 2016-10-05 | 深圳市市政设计研究院有限公司 | A kind of dispensing support track structure with vibration and noise reducing function |
| WO2017121044A1 (en) * | 2016-01-11 | 2017-07-20 | 北京城建设计发展集团股份有限公司 | Precast slab railway track structural system for vibration mitigation and associated construction method |
| JP2019501320A (en) * | 2016-01-11 | 2019-01-17 | 北京城建設計▲発▼展集団股▲ふん▼有限公司Ｂｅｉｊｉｎｇ Ｕｒｂａｎ Ｃｏｎｓｔｒｕｃｔｉｏｎ Ｄｅｓｉｇｎ ＆ Ｄｅｖｅｌｏｐｍｅｎｔ Ｇｒｏｕｐ Ｃｏ．， Ｌｉｍｉｔｅｄ | Prefabricated slab type anti-vibration track structure system and related construction method |
| CN110065729A (en) * | 2019-05-17 | 2019-07-30 | 江苏久维压力容器制造有限公司 | A kind of method of embedded transport high pressure gas cylinder |
| CN112779860A (en) * | 2021-01-15 | 2021-05-11 | 华观兰 | Rail bearing platform for urban rail transit bridge |
| CN115450073A (en) * | 2022-07-29 | 2022-12-09 | 中铁第一勘察设计院集团有限公司 | Construction method and structure system of low-height assembled ballastless track |
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Application publication date: 20121107 |