CN104894983A - Recovery steel beam for high-speed railways - Google Patents
Recovery steel beam for high-speed railways Download PDFInfo
- Publication number
- CN104894983A CN104894983A CN201510243891.8A CN201510243891A CN104894983A CN 104894983 A CN104894983 A CN 104894983A CN 201510243891 A CN201510243891 A CN 201510243891A CN 104894983 A CN104894983 A CN 104894983A
- Authority
- CN
- China
- Prior art keywords
- framework
- associate
- horizontal
- speed railway
- steel girder
- 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 a recovery steel beam for high-speed railways. The recovery steel beam comprises main bearing structures. Each main bearing structure comprises two parallel main truss structures connected through an upper longitudinal connection framework, a lower longitudinal connection framework and middle transverse connection diagonal bars, wherein the upper longitudinal connection framework and the lower longitudinal connection framework are parallel. Each main truss structure is formed by connecting a plurality of main truss frameworks and end trusses arranged at two ends. Longitudinal rail-bearing beams used for installing steel rails are arranged on the of surfaces of the main bearing structures. The recovery steel beam fills in the gap that recovery steel beams for high-speed railway bridges do not exist in China in the past and is of great significance for fast recovery construction after disasters of the high-speed railways occur.
Description
Technical field
The present invention relates to a kind of high-speed railway bridge rush repair equipment, particularly a kind of emergency steel girder of high-speed railway bridge after disaster is destroyed being applicable to China Express Railway 32m, 24m, 20m span.
Background technology
At present, for interim girder steel mainly steel I-beam, type-64 military beam, assembled truss beam and eight or the seven formula railway recovery girder steels of common railway bridge rush-repair.These emergency steel girders are all developed in the past the eighties in last century, the no matter repairing application of all not competent current China Express Railway bridge from the aspect such as compliance, technical indicator.China is the country that a geological disaster takes place frequently, and High-speed Railway Network covers China's major part disaster region, and destroy once high-speed railway meets with and interrupt, economic loss is very large.At present, China is not also applicable to the special girder steel equipment of high-speed railway bridge repairing, therefore develops a kind of high-speed railway emergency steel girder and plugs a gap, significant.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of emergency steel girder of high-speed railway bridge after disaster is destroyed being applicable to China Express Railway 32m, 24m, 20m span.
For solving the problem, the technical solution used in the present invention is:
A kind of high-speed railway emergency steel girder, its key technology is: it comprises main bearing structure, described main bearing structure comprises two main truss structure be arranged in parallel, be connected with middle horizontal-associate hound by upper and lower two flat vertical frameworks between two main truss structure, described main truss structure is formed by connecting by multiple main truss framework and the end truss being arranged on its two ends, and described main bearing structure end face is provided with the support rail longeron for installing rail.
As a further improvement on the present invention, it comprises the two main bearing structures be set up in parallel, and is connected between two main bearing structures by horizontal-associate framework between two bridges, is provided with horizontal-associate adjustment framework between bridge between two bridges between horizontal-associate framework.
As a further improvement on the present invention, the length of described main truss framework is 6m or 4m.
As a further improvement on the present invention, tied by expansion pin between described main truss framework and connect.
As a further improvement on the present invention, described support rail longeron adopts plate frame element of construction form, is provided with the tread can installing rail and the bolt hole installing pressing track plate.
As a further improvement on the present invention, between described bridge, the width of horizontal-associate adjustment framework is 0.4m.
As a further improvement on the present invention, between described bridge, horizontal-associate framework adopts frame type flake structure.
As a further improvement on the present invention, described main truss framework comprises upper chord, lower chord and the web member between upper chord and lower chord arranged in a crossed manner.
The beneficial effect adopting technique scheme to produce is:
The present invention has filled up the blank of China Express Railway bridge without emergency steel girder, for after China Express Railway calamity to rob logical construction fast significant.The present invention forms bridge deck by the end face of main bearing structure, arranges two support rail longerons at its end face, installs rail by support rail longeron, and its sound construction is stablized, quick and easy for installation.Connected into the main truss structure of sheet by multiple main truss framework, convenient storage, transport and spelling group, its length can adjust according to actual needs.
Two main bearing structures are parallel to be arranged, and can form a hole two-wire girder steel, by arranging horizontal-associate adjustment framework between bridge, when two-wire spacing is changed to 5m by 4.6m, is arranged on by horizontal-associate adjustment framework between bridge the change realizing two-wire spacing between bridge between horizontal-associate framework.
Described main truss framework adopts the specification of 4m and 6m, and emergency steel girder not only can adapt to the high-speed railway bridge that standard span is 32m, 24m, 20m, can be also that 2m carries out span change according to modulus; Not only can adapt to the repairing of high-speed railway bridge, also can adapt to the repairing of common railway bridge.
Connected by expansion type pin between main truss framework, easy disassembly and basic eliminate pin interporal lacuna, improve the rigidity of structure.
The present invention can also expand and is applied at ordinary times in bridge engineering construction, as the application such as beam structure of make-shift bridge, construction bracket, interim crane gear.
Accompanying drawing explanation
Fig. 1 is section structure schematic diagram of the present invention.
Fig. 2 is side-looking structural formula of the present invention intention.
Fig. 3 is plan structure formula of the present invention intention.
Fig. 4 is 6m main truss frame structures formula intention in the present invention.
Fig. 5 is 4m main truss frame structures schematic diagram in the present invention.
Fig. 6 is middle-end trussed construction schematic diagram of the present invention.
Fig. 7 is upper flat vertical connection frame structures schematic diagram in the present invention.
Fig. 8 is lower flat vertical connection frame structures schematic diagram in the present invention.
Fig. 9 is the plan structure schematic diagram of support rail longeron in the present invention.
Figure 10 is the section structure formula intention of support rail longeron in the present invention.
Figure 11 is the structural representation of horizontal-associate framework between jackshaft of the present invention.
Figure 12 is the structural representation of horizontal-associate adjustment framework between jackshaft of the present invention.
Wherein: between 1 main truss framework, 2 flat vertical frameworks, 3 horizontal-associate hounds, 4 support rail longerons, 5 bridges, between horizontal-associate framework, 6 bridges, horizontal-associate adjusts horizontal-associate strut between framework, 7 end truss, 8 rail, 9 bridges.
Detailed description of the invention
Below in conjunction with accompanying drawing 1-12 and specific embodiment, invention is described in further detail:
A kind of high-speed railway emergency steel girder as illustrated in the accompanying drawings from 1 to 3, its be for high-speed railway bridge repairing special girder steel equipment, the present embodiment for 32m across.Whole hole emergency steel girder agent structure comprises the two main bearing structures be set up in parallel, connected by horizontal-associate framework 5 between two bridges between two main bearing structures, be provided with horizontal-associate adjustment framework 6 between bridge between two bridges between horizontal-associate framework 5, between bridge, between horizontal-associate framework 5 and bridge, horizontal-associate adjustment framework 6 forms the transverse splicing system between main bearing structure.
Horizontal-associate strut 9 between bridge is also provided with up and down between described two main bearing structures, between described bridge, horizontal-associate strut 9 to coordinate between bridge horizontal-associate adjustment framework 6 between horizontal-associate framework 5 and bridge to form the transverse splicing system between main bearing structure, makes to connect between two main bearing structures more firmly stable.
Described main bearing structure comprises two main truss structure be arranged in parallel, be connected with middle horizontal-associate hound 3 by upper and lower two flat vertical frameworks 2 between two main truss structure, described flat vertical connection framework 2 is adopt the structural system composed of bar be made up of channel-section steel and square steel, above establishes link bolt hole.Flat vertical connection framework 2 is respectively used to the integrated connection of main truss structure lower planes position, and described horizontal-associate hound 3 adopts square steel pipe structure, for the lateral connection between two panels main truss structure.
As Fig. 2,4,5 and 6, described main truss structure is formed by connecting with the end truss 7 being arranged on two ends by multiple main truss framework 1, is tied connect between described main truss framework 1 by expansion pin.Described main bearing structure end face is provided with the support rail longeron 4 for installing rail 8, is formed the bridge deck of emergency steel girder by support rail longeron 4 framework unit.As shown in Figures 9 and 10, support rail longeron 4 adopts plate frame element of construction form, it has the tread can installing rail 8 and the bolt hole installing pressing track plate.The rail 8 of emergency steel girder is just fixed on bridge deck support rail longeron, and fixes with pressing track plate.
As attached Figure 4 and 5, described main truss framework 1 has the framework unit of 4m and 6m two kinds of different sizes, and as required, the span that can be realized emergency steel girder by the framework element number adjusting two kinds of different sizes is changed according to modulus 2m.
Between described bridge, horizontal-associate framework 5 adopts frame type flake structure, and its effect is when rushing to repair for double track bridge, by two groups of main bearing structure transverse splicings of single line integrally.When horizontal-associate adjustment framework 6 is the distance between centers of tracks differences for double track bridge between described bridge, adjust the center to center distance between two groups of main bearing structures of single line with it.
As shown in Figure 4, described main truss framework 1 comprises upper chord 1-1, lower chord 1-2 and the web member 1-3 between upper chord 1-1 and lower chord 1-2 arranged in a crossed manner, two web member 1-3 are that X-type cross is arranged, the web member 1-3 formation web system that many groups are arranged in a crossed manner.Wherein upper chord 1-1 and lower chord 1-2 adopts H type section structure, and web member 1-3 adopts channel-section steel.Web system and top-bottom chord with bolts, connecting pin bores is all established in the both sides of top-bottom chord and web system.Main truss structure top-bottom chord centre-height is 2750mm, and often organizing main bearing structure left and right chord member transverse pitch is 2500mm.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of embodiment of the present invention technical scheme.
Claims (8)
1. a high-speed railway emergency steel girder, it is characterized in that: it comprises main bearing structure, described main bearing structure comprises two main truss structure be arranged in parallel, be connected with middle horizontal-associate hound (3) by upper and lower two flat vertical frameworks (2) between two main truss structure, described main truss structure is formed by connecting by multiple main truss framework (1) and the end truss (7) that is arranged on its two ends, and described main bearing structure end face is provided with the support rail longeron (4) for installing rail.
2. a kind of high-speed railway emergency steel girder according to claim 1, it is characterized in that: it comprises the two main bearing structures be set up in parallel, connected by horizontal-associate framework (5) between two bridges between two main bearing structures, between two bridges, between horizontal-associate framework (5), be provided with horizontal-associate adjustment framework (6) between bridge.
3. a kind of high-speed railway emergency steel girder according to claim 1 and 2, is characterized in that: the length of described main truss framework (1) is 6m or 4m.
4. a kind of high-speed railway emergency steel girder according to claim 1, is characterized in that: tied by expansion pin between described main truss framework (1) and connect.
5. a kind of high-speed railway emergency steel girder according to claim 1, is characterized in that: described support rail longeron (4) adopts plate frame element of construction form, is provided with the tread can installing rail and the bolt hole installing pressing track plate.
6. a kind of high-speed railway emergency steel girder according to claim 2, is characterized in that: between described bridge, the width of horizontal-associate adjustment framework (6) is 0.4m.
7. a kind of high-speed railway emergency steel girder according to claim 2, is characterized in that: between described bridge, horizontal-associate framework (5) adopts frame type flake structure.
8. a kind of high-speed railway emergency steel girder according to claim 1 and 2, is characterized in that: described main truss framework (1) comprises upper chord (1-1), lower chord (1-2) and the web member (1-3) between upper chord (1-1) and lower chord (1-2) arranged in a crossed manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510243891.8A CN104894983A (en) | 2015-05-14 | 2015-05-14 | Recovery steel beam for high-speed railways |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510243891.8A CN104894983A (en) | 2015-05-14 | 2015-05-14 | Recovery steel beam for high-speed railways |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104894983A true CN104894983A (en) | 2015-09-09 |
Family
ID=54027913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510243891.8A Pending CN104894983A (en) | 2015-05-14 | 2015-05-14 | Recovery steel beam for high-speed railways |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104894983A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542032A (en) * | 2017-04-25 | 2018-01-05 | 江苏沪宁钢机股份有限公司 | A kind of safety-type bolt steel girder bridge and its construction technology |
| CN113957812A (en) * | 2021-11-12 | 2022-01-21 | 石家庄铁道大学 | Expandable railway emergency repair beam and erection method thereof |
| CN113957813A (en) * | 2021-11-12 | 2022-01-21 | 石家庄铁道大学 | Expandable truss member, expandable rush-repair beam truss and emergency rush-repair beam |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2409232Y (en) * | 2000-01-28 | 2000-12-06 | 三卓工程顾问有限公司 | Combined truss |
| KR100885817B1 (en) * | 2008-09-10 | 2009-02-26 | 매크로드 주식회사 | A bearing for monorail |
| CN101603288A (en) * | 2009-07-03 | 2009-12-16 | 中铁大桥局股份有限公司 | A kind of three-truss main girder structure of highway and railway bi-purpose cable-stayed bridge and mounting method thereof |
| CN202116984U (en) * | 2011-05-11 | 2012-01-18 | 天津城市建设学院 | Dragging-adjustable cross-brace device for continuous beams of spatial steel pipe trusses |
| CN204780638U (en) * | 2015-05-14 | 2015-11-18 | 中国铁路总公司 | High -speed railway salvagees girder steel |
-
2015
- 2015-05-14 CN CN201510243891.8A patent/CN104894983A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2409232Y (en) * | 2000-01-28 | 2000-12-06 | 三卓工程顾问有限公司 | Combined truss |
| KR100885817B1 (en) * | 2008-09-10 | 2009-02-26 | 매크로드 주식회사 | A bearing for monorail |
| CN101603288A (en) * | 2009-07-03 | 2009-12-16 | 中铁大桥局股份有限公司 | A kind of three-truss main girder structure of highway and railway bi-purpose cable-stayed bridge and mounting method thereof |
| CN202116984U (en) * | 2011-05-11 | 2012-01-18 | 天津城市建设学院 | Dragging-adjustable cross-brace device for continuous beams of spatial steel pipe trusses |
| CN204780638U (en) * | 2015-05-14 | 2015-11-18 | 中国铁路总公司 | High -speed railway salvagees girder steel |
Non-Patent Citations (2)
| Title |
|---|
| 刘嘉武; 徐光兴: "《新型铁路抢修钢梁的研究方略》", 《国防交通工程与技术》 * |
| 陈坤,陈士通,孙志星: "《铁路快速抢修钢桥方案研究》", 《国防交通工程与技术》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542032A (en) * | 2017-04-25 | 2018-01-05 | 江苏沪宁钢机股份有限公司 | A kind of safety-type bolt steel girder bridge and its construction technology |
| CN113957812A (en) * | 2021-11-12 | 2022-01-21 | 石家庄铁道大学 | Expandable railway emergency repair beam and erection method thereof |
| CN113957813A (en) * | 2021-11-12 | 2022-01-21 | 石家庄铁道大学 | Expandable truss member, expandable rush-repair beam truss and emergency rush-repair beam |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11578465B2 (en) | Temporary support system for road bridge pre-fabricated small box girder-type concealed bent cap, and method of constructing same | |
| CN103215886B (en) | Novel short segment steel box-concrete combined beam | |
| JP2009275476A (en) | Vertical beam system of movement work vehicle for cantilever construction | |
| CN101967793A (en) | Quick-spliced sectional type composite material truss bridge | |
| CN104894983A (en) | Recovery steel beam for high-speed railways | |
| CN104805769B (en) | A kind of self-balancing arc beam cast-in-place support and construction method thereof | |
| KR101725086B1 (en) | Steel girder using through bridge girder segment for rapid bridge replacement | |
| CN203890866U (en) | Construction auxiliary beam | |
| CN107905043B (en) | Combined rail beam system of steel web truss with suspended bottom plate opening | |
| CN204780638U (en) | High -speed railway salvagees girder steel | |
| CN206736717U (en) | A kind of general maintenance platform of packaged type bridges | |
| CN203411888U (en) | Multi-gang and multi-span continuous steel truss bridge | |
| CN203461693U (en) | Ultrahigh steel support leg for combined gantry crane with Bailey truss | |
| CN211873032U (en) | Large-span regular splayed prestressed truss steel support | |
| CN210886955U (en) | Detachable combined jig frame used on flat steel box girder | |
| CN103498419A (en) | Box girder steel core mould and construction method thereof | |
| CN205857004U (en) | A kind of construction beam | |
| CN105648911B (en) | Bridge construction Cast-in-situ Beam, bent cap, binder concrete adhesion type prestressed girder support | |
| CN207812189U (en) | A kind of suspension type bottom plate open steel web truss combined track girder system system | |
| CN109629350B (en) | Prestressed seamless connection concrete track beam for empty iron and construction method thereof | |
| CN106592434A (en) | Modular box-type beam-slab structure and bridge erection method based on box-type beam-slab structure | |
| CN113481885A (en) | Construction method of I-shaped steel reinforcing beam for bridge | |
| CN202248510U (en) | Transversely arranged brace rod type bailey | |
| CN109024267B (en) | Steel truss girder structure of curved bridge floor | |
| CN204551278U (en) | A kind of self-balancing arc beam cast-in-place support |
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: 20150909 |
|
| RJ01 | Rejection of invention patent application after publication |