CN101054793A - Middle and low speed magnetic levitation track girder - Google Patents
Middle and low speed magnetic levitation track girder Download PDFInfo
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- CN101054793A CN101054793A CN 200710057177 CN200710057177A CN101054793A CN 101054793 A CN101054793 A CN 101054793A CN 200710057177 CN200710057177 CN 200710057177 CN 200710057177 A CN200710057177 A CN 200710057177A CN 101054793 A CN101054793 A CN 101054793A
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Abstract
The invention discloses a middle and low speed magnetic float orbit beam, composed of a top flange, a web and a beam bottom, wherein the top flange is disposed on the top of the orbit beam, and the web is arranged between the top flange and the beam bottom. The inner space of the orbit beam span between the pier bearing point is hollow. The outer contour section of the orbit beam is in the rectangle, U-shape or V-shape. At the beam bottom of the pier top is broadened to the rectangle section to install the bearer. The orbit beam retorts along the superelevation arrangement of the line at the curve segment of the orbit line. The web outside of the orbit beam is installed with a diversion orbit frame, and the frame is arranged with a diversion orbit for supply power to the magnetic float vehicles. The beam top side of the orbit beam is provided with a support rail stage, and the support rail stage supports the rail row, while the rail row is fixed on the orbit beam top by the support rail stage. The rail row is arranged with an induction orbit, wherein the induction orbit is vertical to the rail row. The middle and low speed magnetic float orbit beam of the invention can reduce the dead load, lower the consumption of the concrete, reach the effect of reducing the cost and the engineering invest.
Description
Technical field
The present invention relates to light rail and underground railway track beam, low speed magnetic suspension train rail beam in particularly relating to.
Background technology
Magnetic suspension train is the higher comprehensive technology of technology content in the present rail transport development.The operation of magnetic-levitation train comprises suspension, guiding, drives and braking, all is to utilize the electromagnetic force that various parts produced that is arranged on the rail beam to realize.Therefore, the structure of magnetic levitation track girder and set up and have very high technical requirements needs enough spaces so that the respective members that produces electromagnetic force to be set, and also wants to bear the various stress that train operation produces.
Requirement when existing magnetic levitation track girder is based on the train high-speed cruising is developed, and generally is made of concrete component, comprises top flange, web, bottom flange and base plate, and stretch out to the both sides of web respectively top flange and bottom flange.On the suspended wall plate of top flange functor is installed, the coil of laying in the functor forms magnetic floating fixed, and the electromagnetic force that produces by electric current in the coil is for train operation provides power.
Fig. 1 is the magnetic levitation track girder cross-sectional view of prior art.As shown in the figure, rail beam 1 is made of top flange 2, web 4, bottom flange 5 and base plate 6, is installed as the functor 3 that train operation provides electromagnetic force on the suspended wall plate of top flange 2, and bottom flange 5 is supported on the bridge pier 8 by bearing 7.Bottom flange 5 is more much bigger than top flange 2, and roomy bottom flange 5, cross section helps bearing high-speed cruising train applied force, also helps to change the noise transfer route, the influence of noise when reducing the train high-speed cruising.
But existing magnetic levitation track girder dead load is big, and the concrete consumption is many, sets up the cost height, and construction investment is excessive with respect to middle low-speed maglev train.Therefore, the design of the lower-cost magnetic levitation track girder of suitable middle low-speed maglev train is the research topic of Environment in Railway Engineering Construction.
Summary of the invention
It is that the inside of rectangle, U-shaped or V-arrangement is the rail beam that the bottom flange is not set of mesopore that the present invention releases a kind of outline cross section, its objective is needs for low-speed maglev train operation in suitable, under the prerequisite that satisfies structural strength and rigidity requirement, adjust the settings of rail beam structure and rail beam member, reduce dead load, reduce the concrete consumption, reach and reduce the effect of setting up cost and construction investment.
Middle low speed magnetic floating rail beam involved in the present invention comprises that at the bottom of top flange, web and the beam, the top flange is positioned at the top of rail beam, is positioned at the bottom of rail beam at the bottom of the beam, between web places at the bottom of top flange and the beam.The two ends of rail beam are by the seat supports that is arranged on the bridge pier, and the two end portions that is supported on the rail beam on the bridge pier is a solid, and the girder span inside of the rail beam between the bridge pier strong point is hollow.
The outline cross section of rail beam is rectangular, U-shaped or V-arrangement, divides in the beam bottom at bridge pier top to be widened to the square-section, with erection support.
At the curve paragraph of track circuit, rail beam reverses with the superelevation of circuit setting, and the cross section of rail beam rotates with circuit.
The web outside of rail beam is installed water conservancy diversion rail support, and the water conservancy diversion rail to the maglev vehicle power supply is installed on the support.
The top surface of the beam of rail beam is provided with the support rail platform, support rail platform upper support rail row, and rail row is fixed on the rail beam top by the support rail platform.Lay reaction rail on the rail row, reaction rail is vertical with rail row.The electromagnetic force that is produced by reaction rail and vehicle-mounted coil is floating to be listed car and provides power for train operation.
Middle low speed magnetic floating rail beam involved in the present invention, reduced the bigger bottom flange of volume, installation function spare on the suspended wall plate of top flange not, between bridge pier the hollow inside of rail beam with the beam of U-shaped or V-arrangement at the bottom of the design, can reduce the volume and the deadweight of structure, reduce the concrete consumption, reach and reduce the effect of setting up cost and construction investment.
Description of drawings
Fig. 1 is the magnetic levitation track girder cross-sectional view of prior art.
Fig. 2 is the cross-sectional view at the rail beam fulcrum place at the bottom of the U-shaped beam that the present invention relates to.
Fig. 3 is the cross-sectional view of the middle girder span of rail beam at the bottom of the U-shaped beam that the present invention relates to.
Fig. 4 is the cross-sectional view of the middle girder span of rail beam at the bottom of the rectangular beam that the present invention relates to.
Fig. 5 is the cross-sectional view at the rail beam fulcrum place at the bottom of the V-beam that the present invention relates to.
Fig. 6 is the rail beam that the present invention relates to cross-sectional view at curve paragraph fulcrum place.
Fig. 7 is an embedded bar connection layout in the rail beam that the present invention relates to and rail row's the beam.
Fig. 8 is the rail beam that the present invention relates to and rail row's a back reserved steel bar connection layout.
Description of symbols in the accompanying drawing:
1, rail beam 2, top flange
3, functor 4, web
5, bottom flange 6, base plate
7, bearing 8, bridge pier
9, at the bottom of the beam 10, hollow in the beam
11, support 12, water conservancy diversion rail
13, support rail platform 14, reaction rail
15, top surface of the beam 16, rail row
17, nut
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
Fig. 2 and Fig. 3 show the rail beam cross-sectional view at the bottom of the U-shaped beam that the present invention relates to, Fig. 4 and Fig. 5 show the rectangle that the present invention relates to and the rail beam cross-sectional view at the bottom of the V-beam respectively, Fig. 6 shows the cross-sectional view of rail beam of the present invention at curve paragraph fulcrum place, and Fig. 7 and Fig. 8 show rail beam of the present invention and rail row's connected mode.
As shown in the figure, middle low speed magnetic floating rail beam 1 involved in the present invention comprises at the bottom of top flange 2, web 4 and the beam 9, and top flange 2 is positioned at the top of rail beam 1,9 bottoms that are positioned at rail beam 1 at the bottom of the beam, and web 4 places at the bottom of top flange 2 and the beam between 9.The two ends of rail beam 1 are supported by the bearing 7 that is arranged on the bridge pier 8, and the two end portions that is supported on the rail beam 1 on the bridge pier 8 is a solid, and the middle girder span inside of the rail beam between the bridge pier strong point is hollow.
The outline cross section of rail beam 1 is rectangular, U-shaped or V-arrangement, and 9 parts are widened to the square-section at the bottom of the beam at bridge pier top, with erection support 7.
Water conservancy diversion rail support 11 is installed in web 4 outsides of rail beam 1, installs on the support 11 to maglev vehicle power supply water conservancy diversion rail 12.
The top surface of the beam 12 of rail beam is provided with support rail platform 10, support rail platform 10 upper support rail row 13, and rail row 13 is fixed on the top of rail beam by support rail platform 10.Lay reaction rail 11 on the rail row 13, it is 13 vertical that reaction rail 11 and rail are arranged.
At the curve paragraph of track circuit, rail beam 1 reverses with the superelevation of circuit setting, and the outline cross section of rail beam 1 rotates with circuit.Keep rail row 16 parallel, be convenient to the installation of reaction rail 14 and water conservancy diversion rail 12 with top surface of the beam 15.
Rail beam can adopt dual mode with being connected of the upper steel section of track: a kind of is embedded bar in beam, cast support rail platform 10 need not back down the hole at rail beam during steel rail laying row, disturbs few to design, the construction of rail beam, destruction to rail beam intensity is little, sees Fig. 7; Another kind is to adopt at the back preformed hole, and the back set bolt 17 in the hole of setting a roof beam in place can reduce the height of support rail platform 10, reduces the sectional dimension of support rail platform, reduces the height of whole circuit, sees Fig. 8.
Claims (9)
1, a kind of middle low speed magnetic floating rail beam is made of concrete component, it is characterized in that, comprises that at the bottom of top flange, web and the beam, the top flange is positioned at the top of rail beam, is positioned at the bottom of rail beam at the bottom of the beam, between web places at the bottom of top flange and the beam.
2, middle low speed magnetic floating rail beam according to claim 1, it is characterized in that, the two ends of rail beam are by the seat supports that is arranged on the bridge pier, and the two end portions that is supported on the rail beam on the bridge pier is a solid, and the girder span inside of the rail beam between the bridge pier strong point is hollow.
3, low speed magnetic floating rail beam in according to claim 1 is characterized in that, the outline of rail beam is rectangular, U-shaped or V-arrangement, divides in the beam bottom at bridge pier top to be widened to the square-section, with erection support.
4, middle low speed magnetic floating rail beam according to claim 1 is characterized in that, the web outside of rail beam is installed water conservancy diversion rail support, and the water conservancy diversion rail to the maglev vehicle power supply is installed on the support.
5, middle low speed magnetic floating rail beam according to claim 1 is characterized in that the top surface of the beam of rail beam is provided with the support rail platform, the support rail platform support steel section of track, and rail row is fixed on the top of rail beam by the support rail platform.
6, middle low speed magnetic floating rail beam according to claim 5 is characterized in that, lays reaction rail on the rail row, and reaction rail is vertical with rail row.
7, low speed magnetic floating rail beam in according to claim 5 is characterized in that, the connected mode that rail beam is poured into a mould the support rail platform when adopting in beam embedded bar, steel rail laying row being connected of rail row.
8, middle low speed magnetic floating rail beam according to claim 5 is characterized in that, rail beam adopted at the back preformed hole with being connected of rail row, the connected mode of the back set bolt in the hole of setting a roof beam in place.
9, middle low speed magnetic floating rail beam according to claim 1 is characterized in that at the curve paragraph of track circuit, rail beam reverses with the superelevation of circuit setting, and the cross section of rail beam rotates with circuit, keeps rail row parallel with top surface of the beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710057177 CN101054793A (en) | 2007-04-20 | 2007-04-20 | Middle and low speed magnetic levitation track girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710057177 CN101054793A (en) | 2007-04-20 | 2007-04-20 | Middle and low speed magnetic levitation track girder |
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| CN101054793A true CN101054793A (en) | 2007-10-17 |
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| CN 200710057177 Pending CN101054793A (en) | 2007-04-20 | 2007-04-20 | Middle and low speed magnetic levitation track girder |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011120186A1 (en) * | 2010-03-29 | 2011-10-06 | 上海磁浮交通发展有限公司 | Track system for magnetic suspension passenger traffic line |
| CN104452483A (en) * | 2014-12-09 | 2015-03-25 | 中铁第四勘察设计院集团有限公司 | Medium and low speed maglev traffic engineering low line curve rail bearing beam structure |
| CN104480803A (en) * | 2014-12-11 | 2015-04-01 | 中铁第四勘察设计院集团有限公司 | Medium-and-low speed magnetic levitation railway low route continuous arched supporting rail beam structure and construction method |
| CN104480810A (en) * | 2014-12-11 | 2015-04-01 | 中铁第四勘察设计院集团有限公司 | Medium-and-low speed magnetic levitation railway low route continuous framework type bearing rail beam structure and construction method |
| CN104695289A (en) * | 2015-03-02 | 2015-06-10 | 中铁第四勘察设计院集团有限公司 | Lowly arranged wire structure used in medium-low speed magnetic levitation traffic engineering fill section |
| CN104911964A (en) * | 2015-06-25 | 2015-09-16 | 中铁第四勘察设计院集团有限公司 | Magnetic levitation traffic curve track beam |
| CN105401493A (en) * | 2015-12-08 | 2016-03-16 | 成都科创佳思科技有限公司 | Frame type rail bearing beam structure |
| CN105648851A (en) * | 2016-03-17 | 2016-06-08 | 北京交通大学 | Straddle type concrete slab track beam for monorail transportation |
| WO2016091052A1 (en) * | 2014-12-09 | 2016-06-16 | 中铁第四勘察设计院集团有限公司 | Medium-low speed maglev traffic engineering low arrangement line curve bearing rail beam structure |
| CN106522043A (en) * | 2016-11-15 | 2017-03-22 | 中铁建电气化局集团第四工程有限公司 | Installation method of contact rail of magnetic-levitation train |
| CN108203902A (en) * | 2018-02-11 | 2018-06-26 | 北京交通大学 | A kind of ∏ type rails suitable for magnetic floating traffic |
| CN109024111A (en) * | 2018-09-28 | 2018-12-18 | 中铁磁浮交通投资建设有限公司 | The freely-supported longitudinal beam structure of medium-and low-speed maglev bridge big displacement modularization telescopic device |
| CN110258203A (en) * | 2019-06-28 | 2019-09-20 | 上海交通大学 | π type track girder on a kind of beam applied to large span high speed magnetically suspended train line |
| CN114427177A (en) * | 2022-02-24 | 2022-05-03 | 中铁第四勘察设计院集团有限公司 | Magnetic suspension track beam |
| CN114808564A (en) * | 2022-05-20 | 2022-07-29 | 西南交通大学 | Track structure suitable for medium-low speed maglev train and installation method thereof |
-
2007
- 2007-04-20 CN CN 200710057177 patent/CN101054793A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011120186A1 (en) * | 2010-03-29 | 2011-10-06 | 上海磁浮交通发展有限公司 | Track system for magnetic suspension passenger traffic line |
| WO2016091052A1 (en) * | 2014-12-09 | 2016-06-16 | 中铁第四勘察设计院集团有限公司 | Medium-low speed maglev traffic engineering low arrangement line curve bearing rail beam structure |
| CN104452483A (en) * | 2014-12-09 | 2015-03-25 | 中铁第四勘察设计院集团有限公司 | Medium and low speed maglev traffic engineering low line curve rail bearing beam structure |
| CN104480803A (en) * | 2014-12-11 | 2015-04-01 | 中铁第四勘察设计院集团有限公司 | Medium-and-low speed magnetic levitation railway low route continuous arched supporting rail beam structure and construction method |
| CN104480810A (en) * | 2014-12-11 | 2015-04-01 | 中铁第四勘察设计院集团有限公司 | Medium-and-low speed magnetic levitation railway low route continuous framework type bearing rail beam structure and construction method |
| CN104480803B (en) * | 2014-12-11 | 2017-01-11 | 中铁第四勘察设计院集团有限公司 | Medium-and-low speed magnetic levitation railway low route continuous arched supporting rail beam structure and construction method |
| CN104480810B (en) * | 2014-12-11 | 2016-05-04 | 中铁第四勘察设计院集团有限公司 | Low circuit continuous frame formula support rail girder construction and the construction method thereof of putting of middle low speed magnetic suspension |
| CN104695289A (en) * | 2015-03-02 | 2015-06-10 | 中铁第四勘察设计院集团有限公司 | Lowly arranged wire structure used in medium-low speed magnetic levitation traffic engineering fill section |
| CN104911964A (en) * | 2015-06-25 | 2015-09-16 | 中铁第四勘察设计院集团有限公司 | Magnetic levitation traffic curve track beam |
| CN104911964B (en) * | 2015-06-25 | 2017-03-22 | 中铁第四勘察设计院集团有限公司 | Magnetic levitation traffic curve track beam |
| CN105401493A (en) * | 2015-12-08 | 2016-03-16 | 成都科创佳思科技有限公司 | Frame type rail bearing beam structure |
| CN105648851A (en) * | 2016-03-17 | 2016-06-08 | 北京交通大学 | Straddle type concrete slab track beam for monorail transportation |
| CN106522043A (en) * | 2016-11-15 | 2017-03-22 | 中铁建电气化局集团第四工程有限公司 | Installation method of contact rail of magnetic-levitation train |
| CN106522043B (en) * | 2016-11-15 | 2018-06-12 | 中铁建电气化局集团第四工程有限公司 | Magnetic-levitation train conductor rail installation method |
| CN108203902A (en) * | 2018-02-11 | 2018-06-26 | 北京交通大学 | A kind of ∏ type rails suitable for magnetic floating traffic |
| CN109024111A (en) * | 2018-09-28 | 2018-12-18 | 中铁磁浮交通投资建设有限公司 | The freely-supported longitudinal beam structure of medium-and low-speed maglev bridge big displacement modularization telescopic device |
| CN110258203A (en) * | 2019-06-28 | 2019-09-20 | 上海交通大学 | π type track girder on a kind of beam applied to large span high speed magnetically suspended train line |
| CN114427177A (en) * | 2022-02-24 | 2022-05-03 | 中铁第四勘察设计院集团有限公司 | Magnetic suspension track beam |
| CN114808564A (en) * | 2022-05-20 | 2022-07-29 | 西南交通大学 | Track structure suitable for medium-low speed maglev train and installation method thereof |
| CN114808564B (en) * | 2022-05-20 | 2023-02-17 | 西南交通大学 | Track structure suitable for medium-low speed maglev train and installation method thereof |
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