CN204780638U - High -speed railway salvagees girder steel - Google Patents
High -speed railway salvagees girder steel Download PDFInfo
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- CN204780638U CN204780638U CN201520309154.9U CN201520309154U CN204780638U CN 204780638 U CN204780638 U CN 204780638U CN 201520309154 U CN201520309154 U CN 201520309154U CN 204780638 U CN204780638 U CN 204780638U
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- speed railway
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- steel girder
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Abstract
The utility model relates to a high -speed railway salvagees girder steel, it includes main load bearing structure, main load bearing structure include two parallel arrangement's main truss structure, indulge through two upper and lower ties between two main truss structures and ally oneself with the framework and connect with middle horizontal -associate diagonal brace, the main truss structure is formed by connecting a plurality of main truss frameworks and the end truss that sets up at both ends, main load bearing structure top surface is provided with the support rail longeron that is used for installing the rail. The utility model discloses it does not have the blank of salvageing the girder steel to have filled china's high -speed railway bridge, is under construction significantly to robbing the fast expert after the china's high -speed railway calamity.
Description
Technical field
The utility model 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.
Utility model content
Technical problem to be solved in the utility model 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, technical solution adopted in the utility model 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 further improvement of the utility model, 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 further improvement of the utility model, the length of described main truss framework is 6m or 4m.
As further improvement of the utility model, tied by expansion pin between described main truss framework and connect.
As further improvement of the utility model, 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 further improvement of the utility model, between described bridge, the width of horizontal-associate adjustment framework is 0.4m.
As further improvement of the utility model, between described bridge, horizontal-associate framework adopts frame type flake structure.
As further improvement of the utility model, 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 utility model 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 utility model 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 utility model 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 utility model.
Fig. 2 is side-looking structural formula of the present utility model intention.
Fig. 3 is plan structure formula of the present utility model intention.
Fig. 4 is 6m main truss frame structures formula intention in the utility model.
Fig. 5 is 4m main truss frame structures schematic diagram in the utility model.
Fig. 6 is the utility model middle-end trussed construction schematic diagram.
Fig. 7 is upper flat vertical connection frame structures schematic diagram in the utility model.
Fig. 8 is lower flat vertical connection frame structures schematic diagram in the utility model.
Fig. 9 is the plan structure schematic diagram of support rail longeron in the utility model.
Figure 10 is the section structure formula intention of support rail longeron in the utility model.
Figure 11 is the structural representation of horizontal-associate framework between the utility model jackshaft.
Figure 12 is the structural representation of horizontal-associate adjustment framework between the utility model jackshaft.
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, utility model 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 the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, 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 the utility model embodiment 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 by multiple main truss framework (1) and arrange it and be formed by connecting at the end truss (7) at 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 |
|---|---|---|---|
| CN201520309154.9U CN204780638U (en) | 2015-05-14 | 2015-05-14 | High -speed railway salvagees girder steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309154.9U CN204780638U (en) | 2015-05-14 | 2015-05-14 | High -speed railway salvagees girder steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204780638U true CN204780638U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520309154.9U Expired - Fee Related CN204780638U (en) | 2015-05-14 | 2015-05-14 | High -speed railway salvagees girder steel |
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| Country | Link |
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| CN (1) | CN204780638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894983A (en) * | 2015-05-14 | 2015-09-09 | 中国铁路总公司 | Recovery steel beam for high-speed railways |
-
2015
- 2015-05-14 CN CN201520309154.9U patent/CN204780638U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894983A (en) * | 2015-05-14 | 2015-09-09 | 中国铁路总公司 | Recovery steel beam for high-speed railways |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180514 |