CN104233947A - Steel-concrete combined rail beam for straddle monorail - Google Patents
Steel-concrete combined rail beam for straddle monorail Download PDFInfo
- Publication number
- CN104233947A CN104233947A CN201410490037.7A CN201410490037A CN104233947A CN 104233947 A CN104233947 A CN 104233947A CN 201410490037 A CN201410490037 A CN 201410490037A CN 104233947 A CN104233947 A CN 104233947A
- Authority
- CN
- China
- Prior art keywords
- steel
- straddle
- concrete
- beam structure
- type monorail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention relates to the field of rail beams, in particular to a steel-concrete combined rail beam for a straddle monorail. The steel-concrete combined rail beam comprises a steel beam structure, of which the cross section is box-shaped, and a concrete cuboid structure, of which the cross section is rectangular, wherein the concrete cuboid structure is located above the steel beam structure and is connected with the steel beam structure through a shear-resistant connector; steel plates are arranged on two side surfaces of the concrete cuboid structure, and the extending directions of the steel plates are the same as the extending direction of a concrete cuboid; a plurality of rib plates are welded between the internal surface of each steel plate and a top plate of the steel beam structure. The steel-concrete combined rail beam can meet the requirements of large-span situations on load bearing and can accurately guide vehicles to go ahead, and the shear resistance of the steel-concrete combined rail beam under the action of lateral loads and wheel pressure is enhanced.
Description
Technical field
The present invention relates to rail beam field, be specifically related to straddle-type monorail steel-mixed combined track beam.
Background technology
In the prior art, cross-saddle single-track traffic by electric traction, there is special guiding and switching device, train marshalling list operate in freight volume Rail Transit System on dedicated track beam.Its main feature is: (1), based on elevated structure, floor space is few, and rail beam width is narrow, takes up room little.(2) adhesive performance of rubber tyre is good, is conducive to acceleration and deceleration, is conducive to running on steep gradient, on sharp radius curve, can adapt to zig zag and heavy grade, have good applicability to complicated landform.(3) route selection is easy, and removal amount is few.(4) vehicle sets up travelling wheel, directive wheel separately, and adopts rubber tyre and air spring bogie, and force dispersion, walks Row noise low.(5) civil works is simple, and the construction period is short, invests less.Cross-saddle single-track traffic is as an organic component of Metropolitan Integrative Traffic system, and obtain people and more and more pay close attention to, development prospect is good.
The rail beam that straddle-type monorail adopts is generally the Simply supported PC beam of 20m ~ 30m, and the spanning of this span is substantially as standard spanning.But, due to the line condition of Traffic Systems complexity, frequent needs are arranged and are carried out obstruction under overpass bridge compared with the bridge of large span, and prestressed concrete continuous beam generally adopts the form of arranging monorail track beam on box section, structure bulky, building height is large, unreasonable in Technological Economy.When span is greater than 30m, generally adopt steel track beam, but the problem such as steel track beam exists that steel using amount is large, vibrating noise large, easily skid between wheel and beam body.And the shearing force of the track transverse load formed by concrete continuous beam, steel track beam etc. is all comparatively large, needs to improve shear resistance.
Summary of the invention
Embodiments of the invention provide a kind of straddle-type monorail steel-mixed combined track beam, can form the rail beam that span is larger, and promote the opposing effect of steel reinforced concrete bonding surface shearing force under transverse load effect.
According to an aspect of the present invention, a kind of straddle-type monorail steel-mixed combined track beam is provided, comprise the concrete long cube structure that steel beam structure that cross section is box and cross section are rectangle, described concrete long cube structure is in the top of described steel beam structure and is connected by shear resistance connector with described concrete long cube structure;
Two side surfaces of described concrete long cube structure arrange steel plate, and the bearing of trend of described steel plate is identical with the bearing of trend of described concrete cuboid; Multiple floor is welded between the inner surface of described steel plate and the top board of described steel beam structure.
In certain embodiments, be preferably, all described floors all offer more than one through hole, and longitudinal reinforcement is through the described through hole of the same position of the described steel plate of the same side.
In certain embodiments, be preferably, each described floor offered two through holes.
In certain embodiments, be preferably, be uniformly distributed on the bearing of trend along described steel plate with all described floor of same described Plate Welding.
In certain embodiments, be preferably, the bottom surface of described concrete long cube structure is with the top plate contact of described steel beam structure and be connected by multiple WELDING STUDS.
In certain embodiments, be preferably, arrange more than one dividing plate in described steel beam structure, described divider upright is in the axis of described steel beam structure.
In certain embodiments, be preferably, more than one vertical stiffening rib is also set in described steel beam structure.
In certain embodiments, be preferably, along the bearing of trend of described steel beam structure, the setting alternate with described dividing plate of described vertical stiffening rib.
In certain embodiments, be preferably, connected by web between the top board of described steel beam structure and base plate, the arranged outside of described web stablizes rail.
In certain embodiments, be preferably, the height of described concrete long cube structure is the 1/8-1/3 of described steel beam structure height, the height of described steel beam structure: wide >=2, and the span of described steel beam structure is 25 ~ 50 meters.
The straddle-type monorail steel provided by embodiments of the invention-mixed combined track beam, compared with prior art, adopt the structure that steel-concrete combines, cross section be box steel beam structure above connect the concrete long cube structure that cross section is rectangle, steel-mixed combined track beam supporting capacity is large, and steel and concrete structure is jointly stressed, and concrete long cube structure has been held concurrently beam action of leading, namely adapted to the requirement of large span situation to load-bearing, can accurately move ahead by guided vehicle again.Meanwhile, this structure reduces the consumption of steel, concrete structure anti-skidding, wearing coefficient is high, the deadweight of overall steel-concrete integrated structure is relatively light, has larger span ability.On the other hand, two side surfaces of concrete long cube structure arrange steel plate, multiple floor is welded between the inner surface of steel plate and the top board of steel beam structure, these floors form shear structure, steel-mixed the shear resistance of combined track beam under transverse load, wheel load effect can be strengthened, and steel plate can have been held concurrently the effect of pouring concrete mould.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, discuss to the accompanying drawing used required in embodiment or description of the prior art below, obviously, only some embodiments of the present invention in the technical scheme be described by reference to the accompanying drawings, for those of ordinary skills, under the prerequisite not paying creative work, other embodiment and accompanying drawing thereof can also be obtained according to these accompanying drawing illustrated embodiments.
Fig. 1 is straddle-type monorail steel in the embodiment of the present invention-mixed combined track beam schematic cross-sectional view;
Fig. 2 is the cross section joint detail schematic diagram of concrete long cube structure in Fig. 1;
Fig. 3 is the schematic top plan view of straddle-type monorail steel in Fig. 1-mixed combined track beam.
Detailed description of the invention
Carry out clear complete description below with reference to accompanying drawing to the technical scheme of various embodiments of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiment.Based on the embodiment described in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not needing creative work, all in the scope that the present invention protects.
Consider in current cross-saddle single-track traffic, when spanning is more than 30 meters, usual employing steel beam structure, this steel beam structure steel using amount is comparatively large, vibrating noise is large, it is serious to skid between wheel and beam body, and the problem that shearing force under transverse load and wheel load effect is larger, present embodiments provide a kind of straddle-type monorail steel-mixed combined track beam.
It comprises the concrete long cube structure that steel beam structure that cross section is box and cross section are rectangle, and described concrete long cube structure is in the top of described steel beam structure and is connected by shear resistance connector with described concrete long cube structure; Two side surfaces of described concrete cuboid arrange steel plate, and the bearing of trend of described steel plate is identical with the bearing of trend of described concrete cuboid; Multiple floor is welded between the inner surface of described steel plate and the top board of described steel beam structure.
Adopt the structure that steel-concrete combines, cross section be box steel beam structure above connect the concrete long cube structure that cross section is rectangle, steel-mixed combined track beam supporting capacity is large, steel and concrete structure is jointly stressed, concrete long cube structure held concurrently guiding beam action, namely adapted to the requirement of large span situation to load-bearing, can accurately move ahead by guided vehicle again.Meanwhile, this structure reduces the consumption of steel, concrete structure anti-skidding, wearing coefficient is high, the deadweight of overall steel-concrete integrated structure is relatively light, has larger span ability.On the other hand, two side surfaces of concrete long cube structure arrange steel plate, multiple floor is welded between the inner surface of steel plate and the top board of steel beam structure, these floors form shear structure, steel-mixed the shear resistance of combined track beam under transverse load, wheel load effect can be strengthened, and steel plate can have been held concurrently the effect of pouring concrete mould.
Next, will be described in detail straddle-type monorail steel-mixed combined track beam:
A kind of straddle-type monorail steel-mixed combined track beam, as shown in Figure 1, 2, 3, comprise the concrete long cube structure 1 that steel beam structure 12 that cross section is box and cross section are rectangle, concrete long cube structure 1 is in the top of steel beam structure 12 and is connected by shear resistance connector with concrete long cube structure 1; Wherein steel beam structure 12, concrete long cube structure 1 can manufacture in factory in advance and form, convenient production and quality control; Beam body entirety is transported to job site, adopts mobile crane integral hoisting erection, is fixedly connected with therebetween by WELDING STUDS 2.This steel-mixed combined track beam structure installment time is short, can not cause too much impact to traffic.Relative prestressed reinforced concrete construction, steel reinforced concrete bondbeam structure is slim and graceful; The rail beam that relative steel using amount is large, the vibration of steel reinforced concrete bondbeam is little, noise is little, non-skid property good.
Two side surfaces of concrete long cube structure 1 arrange steel plate 3, and the bearing of trend of steel plate 3 is identical with the bearing of trend of concrete cuboid; Multiple floor 6 is welded between the inner surface of steel plate 3 and the top board of steel beam structure 12.Steel plate 3 and floor 6 form the shear structure of opposing shearing force.And when fluid concrete rectangular structure 1, two block plates 3 fence up basic comprising casting mold, facilitate pouring concrete.
Consider that vehicle is comparatively large through out-of-date transverse load and wheel load effect, rail beam needs the cross shear that opposing is larger, and all floors 6 all offer more than one through hole 10, and longitudinal reinforcement is through the through hole 10 of the same position of the steel plate 3 of the same side.All reinforcing bars and steel plate 3, floor 6 form more effective shear structure.
Inventor analyzes the lateral load of vehicle process and wheel pressure, draw shearing force intensity, by calculate reinforcing bar, steel plate 3, floor 6 stressed, and then determine the quantity each floor 6 being offered through hole 10, concrete is thicker, number of through-holes is more, is decided to be 2 in the present embodiment, can be 4,6 or other value in other embodiments.The floor 6 that steel plate 3 in the same side connects is run through by the reinforcing bar of some longitudinal extensions, to provide enough anti-shear abilities.
In order to improve rail beam shear resistance everywhere, the all floors 6 welded with same steel plate 3 are uniformly distributed on the bearing of trend along steel plate 3, so that shear resistance is everywhere balanced, can disperse uniformly shearing force, weaken the stressed of rail beam each point, improve overall anti-shear performance.
Wherein, in order to increase integral rigidity and the anti-twisting property of structure, arrange more than one dividing plate 7 in steel beam structure 12, dividing plate 7 is perpendicular to the axis of described steel beam structure 12.
In order to increase the bearing capacity of steel beam structure 12, more than one vertical stiffening rib 11 is also set in steel beam structure 12.Along the bearing of trend of described steel beam structure 12, dividing plate 7 and vertical stiffening rib 11 can be alternate and establish.
Wherein, the cross section of steel beam structure 12 is box, connects web 4, increase bearing capacity by web 4 between its top board and base plate 8.
In order to increase the stability that vehicle is advanced on straddle-type monorail, the arranged outside of web 4 stablizes rail 5, and this stable rail 5 has also been held concurrently the effect of web 4 sash rib, improves the local stability of web 4.
Compared with general Box section beam, the Box section beam that in this rail beam, steel beam structure 12 adopts depth-width ratio larger, it is high: wide >=2, and every line arranges a casing, does not arrange intermediate lateral connection between two line beam bodies.The span of steel beam structure 12 is the span of this steel-mixed combined track beam, be roughly 25 ~ 50 meters, steel and concrete structure is jointly stressed, concrete structure held concurrently guiding beam action, concrete structure directly bears wheel load effect, solves that steel structure material is anti-skidding, antiseptic property is poor and the problem of girder steel top board local stability.
Based on the analysis of above-mentioned concrete long cube structure 1, steel beam structure 12, concrete is the load structure directly contacting wheel, steel track structure 12 has been the structure of main load-bearing effect, therefore, steel track structure 12 height should be determined according to bridge span, type of train etc., the height of concrete cuboid can be determined with the height of steel beam structure 12, inventor is through research and explore, on the basis meeting above-mentioned each function, increase result of use, reduce consumptive material, the height of concrete long cube structure 1 is defined as the 1/8-1/3 of steel beam structure 12 height.
The present invention is the problem in order to solve prestressed concrete freely-supported monorail track beam economic span little, existing steel track beam structural form complexity, propose one " construct simple and easy, the lines flow smoothly for profile, single box-shaped formula easy for installation " steel-mixed combined track beam structural concept.Steel beam structure manufacture and concrete long cube structure 1 are poured into a mould and all can be completed in factory, are convenient to produce and quality control; Liang Tike adopts mobile crane integral hoisting erection, and the set-up time is short, decreases the interference to road traffic system.Not only structure is slim and graceful for it, also solves the problem that steel track beam vibration is large, noise is large, non-skid property is poor simultaneously.In the both sides of concrete long cube structure 1, steel plate 3 is set, floor 6 is welded between the inner surface of steel plate 3 and the top board of steel beam structure 12, floor 6 offers through hole 10, reinforcing bar is through this through hole 10, wherein, steel plate 3, floor 6, reinforcing bar form the structural member of effective anti-shearing force, can strengthen the steel-mixed anti-shear ability of combined track beam under transverse load, wheel load effect.
Various embodiment provided by the invention can combine as required in any way mutually, the technical scheme obtained by this combination, also within the scope of the invention.
Obviously, without departing from the spirit and scope of the present invention, those skilled in the art can carry out various change and modification to the present invention.If to change of the present invention these and modification is within the scope of claim of the present invention and equivalent thereof, then the present invention also will comprise these and change and modification.
Claims (10)
1. straddle-type monorail steel-mixed combined track beam, it is characterized in that, comprise the concrete long cube structure that steel beam structure that cross section is box and cross section are rectangle, described concrete long cube structure is in the top of described steel beam structure and is connected by shear resistance connector with described concrete long cube structure;
Two side surfaces of described concrete long cube structure arrange steel plate, and the bearing of trend of described steel plate is identical with the bearing of trend of described concrete cuboid; Multiple floor is welded between the inner surface of described steel plate and the top board of described steel beam structure.
2. straddle-type monorail steel as claimed in claim 1-mixed combined track beam, it is characterized in that, all described floors all offer more than one through hole, and longitudinal reinforcement is through the described through hole of the same position of the described steel plate of the same side.
3. straddle-type monorail steel as claimed in claim 2-mixed combined track beam, is characterized in that, each described floor is offered two or four or six through holes.
4. straddle-type monorail steel as claimed in claim 1-mixed combined track beam, is characterized in that, be uniformly distributed with all described floor of same described Plate Welding on the bearing of trend along described steel plate.
5. straddle-type monorail steel as claimed in claim 1-mixed combined track beam, is characterized in that, the bottom surface of described concrete long cube structure is with the top plate contact of described steel beam structure and be connected by multiple WELDING STUDS.
6. the straddle-type monorail steel as described in any one of claim 1-5-mixed combined track beam, it is characterized in that, arrange more than one dividing plate in described steel beam structure, described divider upright is in the axis of described steel beam structure.
7. straddle-type monorail steel as claimed in claim 6-mixed combined track beam, is characterized in that, also arrange more than one vertical stiffening rib in described steel beam structure.
8. straddle-type monorail steel as claimed in claim 7-mixed combined track beam, is characterized in that, along the bearing of trend of described steel beam structure, and the setting alternate with described dividing plate of described vertical stiffening rib.
9. the straddle-type monorail steel as described in any one of claim 1-5-mixed combined track beam, it is characterized in that, connected by web between the top board of described steel beam structure and base plate, the arranged outside of described web stablizes rail.
10. the straddle-type monorail steel as described in any one of claim 1-5-mixed combined track beam, it is characterized in that, the height of described concrete long cube structure is the 1/8-1/3 of described steel beam structure height, the height of described steel beam structure: wide >=2, and the span of described steel beam structure is 25 ~ 50 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490037.7A CN104233947A (en) | 2014-09-22 | 2014-09-22 | Steel-concrete combined rail beam for straddle monorail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490037.7A CN104233947A (en) | 2014-09-22 | 2014-09-22 | Steel-concrete combined rail beam for straddle monorail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104233947A true CN104233947A (en) | 2014-12-24 |
Family
ID=52222784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410490037.7A Pending CN104233947A (en) | 2014-09-22 | 2014-09-22 | Steel-concrete combined rail beam for straddle monorail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104233947A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672066A (en) * | 2015-11-10 | 2016-06-15 | 北京交通大学 | Technology for improving stress state of combined box type rail beam with overhung bottom plate |
| CN106638257A (en) * | 2017-02-21 | 2017-05-10 | 铁道第三勘察设计院集团有限公司 | Interval structure system of light rail viaduct and limiting and energy-dissipating joint structure thereof |
| CN108677627A (en) * | 2018-07-04 | 2018-10-19 | 中铁工程设计咨询集团有限公司 | A kind of cross-saddle single-track traffic single line steel-composite rail beam structure |
| CN109487673A (en) * | 2019-01-10 | 2019-03-19 | 中建五局土木工程有限公司 | Bridge connection structure, track girder and track beam construction method |
| CN110593027A (en) * | 2018-06-13 | 2019-12-20 | 比亚迪股份有限公司 | Straddle type single rail and rail beam thereof |
| CN110965405A (en) * | 2019-12-20 | 2020-04-07 | 重庆艾博瑞威轨道交通设备有限公司 | Novel single track roof beam |
| CN112112004A (en) * | 2019-06-19 | 2020-12-22 | 山东启和云梭物流科技有限公司 | Double-system new energy composite track system |
| CN112872729A (en) * | 2021-01-14 | 2021-06-01 | 中铁工程设计咨询集团有限公司 | Manufacturing method and assembling method of straddle type single-rail steel-concrete combined track beam stable surface component |
| CN113047094A (en) * | 2021-02-24 | 2021-06-29 | 北京城建设计发展集团股份有限公司 | Guide rail type rubber wheel system steel-concrete combined track beam structure and construction method thereof |
| CN114508050A (en) * | 2022-04-19 | 2022-05-17 | 中铁工程设计咨询集团有限公司 | Straddle type single-rail steel-concrete combined track beam and erection method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE842387L (en) * | 1984-09-19 | 1986-03-19 | Michael B Gill And Infra Consu | Apparatus for supporting a cradle adjacent the vertical face¹of a building |
| GB2198697A (en) * | 1986-12-11 | 1988-06-22 | Tomiichi Fukuda | Stabilizing the movement of a cart in a golf cart system |
| CN201400850Y (en) * | 2009-04-15 | 2010-02-10 | 中铁二院工程集团有限责任公司 | Large-span steel girder for straddle single-track traffic system |
| CN102787535A (en) * | 2012-07-20 | 2012-11-21 | 重庆川东船舶重工有限责任公司 | Travelling support for flexible turnout beam section of straddle-type monorail traffic track |
| CN103161101A (en) * | 2013-04-12 | 2013-06-19 | 北京交通大学 | Straddle type monorail transportation rigid framework system |
| CN103711071A (en) * | 2013-12-30 | 2014-04-09 | 上海市隧道工程轨道交通设计研究院 | Elevated section structure used for straddle type single-track transportation |
| CN103790081A (en) * | 2014-01-23 | 2014-05-14 | 北京交通大学 | Steel rail beam anti-skidding surface layer for straddle type single-rail traffic |
| CN203782540U (en) * | 2013-12-30 | 2014-08-20 | 上海市隧道工程轨道交通设计研究院 | Elevated section structure for straddle type monorail transit |
| CN204080615U (en) * | 2014-09-22 | 2015-01-07 | 中铁工程设计咨询集团有限公司 | Straddle-type monorail steel-mixed combined track beam |
-
2014
- 2014-09-22 CN CN201410490037.7A patent/CN104233947A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE842387L (en) * | 1984-09-19 | 1986-03-19 | Michael B Gill And Infra Consu | Apparatus for supporting a cradle adjacent the vertical face¹of a building |
| GB2198697A (en) * | 1986-12-11 | 1988-06-22 | Tomiichi Fukuda | Stabilizing the movement of a cart in a golf cart system |
| CN201400850Y (en) * | 2009-04-15 | 2010-02-10 | 中铁二院工程集团有限责任公司 | Large-span steel girder for straddle single-track traffic system |
| CN102787535A (en) * | 2012-07-20 | 2012-11-21 | 重庆川东船舶重工有限责任公司 | Travelling support for flexible turnout beam section of straddle-type monorail traffic track |
| CN103161101A (en) * | 2013-04-12 | 2013-06-19 | 北京交通大学 | Straddle type monorail transportation rigid framework system |
| CN103711071A (en) * | 2013-12-30 | 2014-04-09 | 上海市隧道工程轨道交通设计研究院 | Elevated section structure used for straddle type single-track transportation |
| CN203782540U (en) * | 2013-12-30 | 2014-08-20 | 上海市隧道工程轨道交通设计研究院 | Elevated section structure for straddle type monorail transit |
| CN103790081A (en) * | 2014-01-23 | 2014-05-14 | 北京交通大学 | Steel rail beam anti-skidding surface layer for straddle type single-rail traffic |
| CN204080615U (en) * | 2014-09-22 | 2015-01-07 | 中铁工程设计咨询集团有限公司 | Straddle-type monorail steel-mixed combined track beam |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672066A (en) * | 2015-11-10 | 2016-06-15 | 北京交通大学 | Technology for improving stress state of combined box type rail beam with overhung bottom plate |
| CN105672066B (en) * | 2015-11-10 | 2024-01-23 | 北京交通大学 | Method for improving stress state of bottom plate overhanging combined box type track beam in suspended monorail traffic |
| CN106638257A (en) * | 2017-02-21 | 2017-05-10 | 铁道第三勘察设计院集团有限公司 | Interval structure system of light rail viaduct and limiting and energy-dissipating joint structure thereof |
| CN106638257B (en) * | 2017-02-21 | 2018-08-07 | 中国铁路设计集团有限公司 | Light rail viaduct interval structure system and its limit energy dissipation node construction |
| CN110593027B (en) * | 2018-06-13 | 2022-01-07 | 比亚迪股份有限公司 | Straddle type single rail and rail beam thereof |
| CN110593027A (en) * | 2018-06-13 | 2019-12-20 | 比亚迪股份有限公司 | Straddle type single rail and rail beam thereof |
| CN108677627A (en) * | 2018-07-04 | 2018-10-19 | 中铁工程设计咨询集团有限公司 | A kind of cross-saddle single-track traffic single line steel-composite rail beam structure |
| CN109487673A (en) * | 2019-01-10 | 2019-03-19 | 中建五局土木工程有限公司 | Bridge connection structure, track girder and track beam construction method |
| CN112112004A (en) * | 2019-06-19 | 2020-12-22 | 山东启和云梭物流科技有限公司 | Double-system new energy composite track system |
| CN110965405A (en) * | 2019-12-20 | 2020-04-07 | 重庆艾博瑞威轨道交通设备有限公司 | Novel single track roof beam |
| CN112872729A (en) * | 2021-01-14 | 2021-06-01 | 中铁工程设计咨询集团有限公司 | Manufacturing method and assembling method of straddle type single-rail steel-concrete combined track beam stable surface component |
| CN113047094A (en) * | 2021-02-24 | 2021-06-29 | 北京城建设计发展集团股份有限公司 | Guide rail type rubber wheel system steel-concrete combined track beam structure and construction method thereof |
| CN114508050A (en) * | 2022-04-19 | 2022-05-17 | 中铁工程设计咨询集团有限公司 | Straddle type single-rail steel-concrete combined track beam and erection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104233947A (en) | Steel-concrete combined rail beam for straddle monorail | |
| CN104213477A (en) | Straddle type single-track double-box rectangular steel-concrete composite track beam structure | |
| CN204080615U (en) | Straddle-type monorail steel-mixed combined track beam | |
| CN104213503A (en) | Straddle type single-track single-box rectangular steel-concrete composite track beam structure | |
| CN103485279A (en) | Wet joint for straddle type monorail traffic | |
| CN206680871U (en) | Boom device is transported on a kind of four rail beams | |
| CN102704355A (en) | Realization method of seamless rail for straddle-type monorail transportation | |
| CN203462399U (en) | Railway continuous steel box girder | |
| CN101200871A (en) | Bottom bearing trough girder for rail traffic station | |
| CN113047094A (en) | Guide rail type rubber wheel system steel-concrete combined track beam structure and construction method thereof | |
| CN203393596U (en) | Urban bridge structure crossing highways or high grade channels | |
| CN204080556U (en) | The two case rectangle steel of straddle-type monorail-mixed combined track beam structure | |
| CN201406626Y (en) | Channel beam for rail transit | |
| CN109024101A (en) | A kind of cross-saddle single-track traffic two-wire continuous truss track beam structure | |
| CN112921715A (en) | Track beam for rubber-tyred tramcar and construction method thereof | |
| CN209052953U (en) | A kind of cross-saddle single-track traffic two-wire continuous truss track beam structure | |
| CN203429520U (en) | Drag-cup type rapid combined steel frame flyover | |
| CN207259883U (en) | A kind of suspension type monorail traffic steel reinforced concrete combined track beam based on assembled technology | |
| CN208440930U (en) | A kind of cross-saddle single-track traffic single line steel-composite rail beam structure | |
| CN204080616U (en) | Straddle-type monorail list case rectangle steel-mixed combined track beam structure | |
| WO2020048459A1 (en) | Monorail transportation-based spatial transport system | |
| CN108677627A (en) | A kind of cross-saddle single-track traffic single line steel-composite rail beam structure | |
| CN101200872B (en) | Bottom bearing box beam for rail traffic station | |
| CN113652948A (en) | High-speed railway cable-stayed bridge with improved rigidity | |
| CN202380788U (en) | Three-dimensional parking lot below elevated bridge in city center |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141224 |
|
| RJ01 | Rejection of invention patent application after publication |