CN207812189U - A kind of suspension type bottom plate open steel web truss combined track girder system system - Google Patents
A kind of suspension type bottom plate open steel web truss combined track girder system system Download PDFInfo
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- CN207812189U CN207812189U CN201721564233.XU CN201721564233U CN207812189U CN 207812189 U CN207812189 U CN 207812189U CN 201721564233 U CN201721564233 U CN 201721564233U CN 207812189 U CN207812189 U CN 207812189U
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- bottom plate
- boom
- top bracing
- suspension type
- track girder
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Abstract
The utility model belongs to suspension type rail field of traffic, and disclose a kind of suspension type bottom plate open steel web truss combined track girder system system, including two monorail train running rails and connect the top bracings of this two monorail train running rails, every monorail train running rail includes top boom, lower boom, montant, web member, horizontal-associate unit, intermediate lateral, concrete floor, bottom plate shaped steel and guide plate, the top bracing includes a plurality of top bracing strut and a plurality of top bracing brace, two top booms are connected by a plurality of top bracing strut, two top bracing braces are set between adjacent two top bracing struts, the both ends of every top bracing brace are fixed on by gusset plate on the top boom of corresponding end respectively.The utility model uses triangular web member girder system, simple compared with other types lattice construction, adapts to steel truss girder bridge design typification, convenient for manufacture and installation.It is minimum that the composite roof truss structure pursues bridge construction cost.
Description
Technical field
The utility model belongs to suspension type rail field of traffic, more particularly, to a kind of suspension type bottom plate open steel abdomen
Plate girder combined track girder system is united.
Background technology
The new technique of suspension type monorail traffic category rail traffic, suspension type rail traffic can not only be followed without technical specification,
And can be for reference data it is less, although suspension type rail traffic has very long history in developed countries, only limit
Japan, Germany have the successful circuit of operation, the suspension type monorail of Foreign Modern to use the steel track beam structure of bottom plate opening.China
Suspension type monorail only has two test wires at present, and test wire uses the light section steel case track girder of bottom plate opening.Steel box beam is deposited
Easy buckling, bearing capacity is small, deformation is big, alignment control is difficult the problems such as be perplex suspension type monorail development bottleneck, and with
The problems such as across footpath increases steel box beam buckling, deformation is big is especially prominent, and a kind of alternative steel case track girder of proposition is extremely urgent
Task.
Bottom plate opening steel case track girder be the modern currently the only use of suspension type rail traffic structural shape, spanning across
The standard trajectory beam of diameter use≤30m, track girder across footpath is small, structure unification hampers the popularization of suspension type rail traffic.
After conventional steel case track beam structure span is more than 35m, the vertical deflection of track girder is difficult to meet《Railway bridges and culverts is set
Count specification》(TB 10002-2017) and《Metro design code》(GB50157-2013) to the maximum allowable amount of deflection of bridge structure in
Requirement.
Existing suspension type monorail traffic circulation for a period of time after, due to long-term Wheel Rail Contact etc., traveling rail level
A degree of damage to occur, and influence the even running of suspension type rail, the climbing capacity of train, increase energy consumption, and press
According to existing technology when surface wear out of shape, due to the light section steel box-girder being open using bottom plate, can not sectional repair or
Person replaces, and need to be replaced to entire track girder, and it is big, of high cost to replace difficulty, study a kind of operation stage can to face out of shape, lead
It is also necessary to the repairable structural shape in face.
Utility model content
For the disadvantages described above or Improvement requirement of the prior art, the utility model provides a kind of suspension type bottom plate open steel
Web truss combined track girder system is united, with rigidity is big, span ability is big, lattice construction is simple, is convenient for design typification, manufacture
The advantages of with installation.
To achieve the above object, according to the utility model, a kind of suspension type bottom plate open steel web truss combination is provided
Track girder system, including two monorail train running rails and the top bracing for connecting this two monorail train running rails,
It is characterized in that,
Every monorail train running rail extends along line direction, for suspension train, every single track
Train driving track includes top boom, lower boom, montant, web member, horizontal-associate unit, intermediate lateral, concrete floor, floor type
Steel and guide plate, wherein the top boom and lower boom are horizontally disposed and are mutually parallel, the montant be provided with it is a plurality of simultaneously
And they are arranged along line direction, the upper end of every montant connects the top boom and lower end is connected to the lower boom,
The web member is provided with a plurality of, and the upper end of every web member connects the top boom and lower end connects the lower boom, adjacent
Two web members are set between two montants and this two described web members are arranged in inverted V-shaped, two monorail train travelings
It is provided with multigroup horizontal-associate unit between track and these horizontal-associate units are arranged along line direction, horizontal-associate unit described in every group wraps
It includes two horizontal-associates and this two described horizontal-associates is arranged in a crossed manner, the both ends of every horizontal-associate are connected to corresponding position
On montant, it is provided with a plurality of intermediate lateral between two monorail train running rails and these intermediate lateral groups are along circuit
Direction arranges that the both ends of every intermediate lateral are connected on the montant of corresponding position, the concrete floor edge
The elongated setting of line direction, the bottom plate shaped steel and the lower boom are arranged side by side and the two welds together, the lower edge
Collectively as the skeleton of the concrete floor, concrete floor is interior to arrange that pretensioned prestressing reinforcing bar is formed for bar, bottom plate shaped steel
Prestressed strand, the prestressed strand are arranged in parallel with a plurality of and every prestressed strand and both pass through the floor type
Steel, the guide plate are arranged on the concrete floor, are oriented to for the traveling to train;
The top bracing includes a plurality of top bracing strut and a plurality of top bracing brace, and two top booms pass through a plurality of institute
The connection of top bracing strut is stated, and the both ends of the every top bracing strut are separately connected a top boom, adjacent two
Two top bracing braces are set between the top bracing strut, this two top bracing braces are arranged in a crossed manner, and every
The both ends of top bracing brace described in item are fixed on by gusset plate on the top boom of corresponding end respectively.
Preferably, the surrounding of the lower boom is both provided with peg, these pegs be divided into it is multiple rows of, and often row equidistantly set
It sets, to ensure the firm connection of the lower boom and the concrete floor.
Preferably, the lower end of every web member is connected to the lower boom by gusset plate, every web member it is upper
It is welded with the top boom at end.
Preferably, the intersection of two top bracing braces arranged in a crossed manner is provided with gusset plate.
Preferably, the both ends of every intermediate lateral are connected to by partition board on the montant of corresponding position respectively.
Preferably, it is additionally provided with bolt hole on the top boom, so as on track girder system hangs to bridge.
Preferably, the top boom, lower boom and/or web member are made of rectangular steel pipe.
In general, it can obtain down the above technical solutions conceived by the present invention are compared with the prior art,
Row advantageous effect:
It is space rectangle, top-bottom chord, abdomen that the utility model, which uses triangular web member girder system, truss cross-sectional form,
Bar uses rectangle sky steel pipe, lower boom external wrapping concrete that certain thickness concrete floor is laterally simultaneously arranged at it, and bottom plate is along bridge
Across longitudinal elongated arrangement, horizontal-associate is set in montant position, intermediate lateral is set below horizontal-associate, and is answered in advance in backplane pre-tensioning system
Power reinforcing bar.Triangular truss is simple compared with other types lattice construction, adapts to steel truss girder bridge design typification, convenient for manufacture and peace
Dress.The composite roof truss structure pursues bridge construction cost minimum, and expense when also focusing on the maintenance management in future or even disintegrating is most
Few, i.e. full-time design period expense is low, significant increase engineering economy, technologically advanced, cost-effective, society and economic benefit
Significantly, there is good social economic value.
Description of the drawings
Fig. 1 is the facade layout drawing of the utility model;
Fig. 2 is the top bracing layout drawing of the utility model;
Fig. 3 is the bottom plate shaped steel layout drawing of the utility model;
Fig. 4 is I-I line profile along Fig. 1;
Fig. 5 is II-II line profile along Fig. 1;
Fig. 6 is III-III line profile along Fig. 1;
Fig. 7 is the line A-A sectional view along Fig. 4;
Fig. 8 is that concrete floor is connected to the schematic diagram on web in the utility model;
Fig. 9 is top-bottom chord in the utility model, web member sky steel pipe schematic diagram;
Figure 10 is upper bottom lateral bracing I-steel schematic diagram in the utility model;
Figure 11 is pre-tensioned prestressing reinforcing bar schematic diagram in the utility model.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
Referring to Fig.1~Figure 11, a kind of suspension type bottom plate open steel web truss combined track girder system system, including two single tracks
Train driving track and the top bracing for connecting this two monorail train running rails, every monorail train running rail
Extend along line direction, for suspension train, every monorail train running rail includes top boom 2, lower boom
3, montant 16, web member 4, horizontal-associate unit, top bracing, intermediate lateral 15, concrete floor 9, bottom plate shaped steel 6 and guide plate 8,
In, the top boom 2 and lower boom 3 are horizontally disposed with and are mutually parallel, and the montant 16 is provided with a plurality of and their edges
Line direction arranges that the upper end of every montant 16 connects the top boom 2 and lower end connects the lower boom 9, the abdomen
Bar 4 is provided with a plurality of, and the upper end of every web member 4 connects the top boom 2 and lower end is connected on the lower boom 9, phase
Two web members 4 are set between adjacent two montants 16 and this two described web members 4 are arranged in inverted V-shaped, two single tracks row
It is provided with multigroup horizontal-associate unit between vehicle running rail and these horizontal-associate units are arranged along line direction, horizontal-associate list described in every group
Member includes two horizontal-associates 7 and this two described horizontal-associates 7 are arranged in a crossed manner, and the both ends of every horizontal-associate 7 are connected to pair
Answer on the montant 16 at position, be provided between two monorail train running rails a plurality of intermediate lateral 15 and these in
Between 15 groups of lateral arrange that the both ends of every intermediate lateral 15 are connected to the montant 16 of corresponding position along line direction
On, along the elongated setting of line direction, the bottom plate shaped steel 6 and the lower boom 3 are arranged side by side and two the concrete floor 9
Person welds together, and the lower boom 3, bottom plate shaped steel 6 are collectively as the skeleton of the concrete floor 9, the prestress steel
Beam 10 is arranged in parallel with a plurality of and every prestressed strand 10 and both passes through the bottom plate shaped steel 6, and the guide plate 8 is arranged
On the concrete floor 9, it is oriented to for the traveling to train;The both ends of the prestressed strand 10 are cased with respectively
Duroplasts casing 11;
The top bracing includes a plurality of top bracing strut 5 and a plurality of top bracing brace 13, and two top booms 2 pass through more
Top bracing strut 5 described in item connects, and the both ends of the every top bracing strut 5 are separately connected a top boom 2, phase
Two top bracing braces 13 are set between adjacent two top bracing struts 5, this two top bracing braces 13 intersect
Setting, and the both ends of every top bracing brace 13 are fixed on the top boom 2 of corresponding end by gusset plate 14 respectively
On.
Further, the surrounding of the lower boom 3 is both provided with peg 12, these pegs 12 divide to be multiple rows of, and often row etc.
Spacing is arranged, to ensure the firm connection of the lower boom 3 and the concrete floor 9.
Further, the lower end of every web member 4 is connected to the lower boom 3, every web member 4 by gusset plate 14
Upper end and the top boom 2 weld.
Further, the intersection of two top bracing braces 13 arranged in a crossed manner is provided with gusset plate 14.
Further, the both ends of every intermediate lateral 15 are connected to the montant 16 of corresponding position by partition board respectively
On.
Further, it is additionally provided with bolt hole 1 on the top boom 2, so as on track girder system hangs to bridge.
The utility model facade is arranged as triangular web member girder system, and truss cross-sectional form is space rectangle, is winded up
Bar 2, lower boom 3, web member 4 use rectangle sky steel pipe, 3 external wrapping concrete of lower boom that certain thickness coagulation simultaneously is arranged in its transverse direction
Horizontal-associate 7 is arranged along the longitudinal elongated arrangement of spanning, in 16 position of montant in native bottom plate 9, concrete floor 9, and 7 lower section setting of horizontal-associate is intermediate
The I-steel with lateral, and the cloth in concrete floor 9 is arranged with 15 corresponding position of intermediate lateral in lateral 15, concrete floor 9
It sets pretensioned prestressing reinforcing bar and forms prestressed strand 10, upper, middle lateral uses I-steel.
The utility model can be whole across making in factory.The utility model track girder system facade is arranged as triangular web member purlin
Frame system, truss cross-sectional form are space rectangle, and top boom 2, lower boom 3, web member 4 use rectangular steel pipe, 3 outsourcing of lower boom
Simultaneously certain thickness concrete floor 9 is laterally arranged at it in concrete, and bottom plate is along the longitudinal elongated arrangement of spanning, in 16 position of montant
Horizontal-associate 7 is set, and the 7 intermediate lateral 15 of lower section setting of horizontal-associate, bottom plate is with the setting of 15 corresponding position of intermediate lateral with the I-shaped of lateral
Steel, and in backplane pretensioned prestressing reinforcing bar, upper, middle lateral uses I-steel.Major technique details and the following institute of measure
It states:
(1) steel truss manufactures:Steel truss makes in factory, by Fig. 6~Fig. 8 construction and assembly steel truss, after preassembling qualification
Transport to pre-tensioned prestressing pedestal after segmented prefabricated steel truss girder, can be with 15~20m an assembled section assembling be it is whole across.Truss
Cross-sectional form is space rectangle, and top-bottom chord 3, web member 4 use rectangle sky steel pipe, 3 external wrapping concrete of lower boom simultaneously horizontal at it
To certain thickness concrete floor 9 is arranged, use 12 connector of peg, bottom plate longitudinally logical along spanning between lower boom 3 and bottom plate
Horizontal-associate 7, the 7 intermediate lateral 15 of lower section setting of horizontal-associate, bottom plate position corresponding with intermediate lateral 15 is arranged in 16 position of montant in long arrangement
The I-steel of same lateral is installed, and prestressed strand 10 is formed in backplane pretensioned prestressing reinforcing bar, upper, middle lateral is adopted
With I-steel, lower boom 3 and concrete surface weld stud 12, web weld leading for suspension type rail driving needs in advance
To steel plate.
(2) tensioning bottom prestressing force:Upper deformed bar is arranged by being shown on pre-tensioning system pedestal, with steel truss lower boom
3 be support frame, formwork erection, assembling reinforcement;The good steel truss of above-mentioned assembly is fixed on the pedestal of deformed bar, is then poured
Concrete floor 9.
(3) on-site hoisting:Steel structure protective application is carried out after the maintenance of concrete floor 9 reaches design strength requirement, most
Transport steel truss combined track girder system system is lifted to scene afterwards.
The combined box type prestressed rail beam system of this bottom plate opening, it is novel in design, feasible, simple, it solves existing
The steel box beam built up, which exists, is applicable in that across footpath is small, and easy buckling, bearing capacity is small, and deformation is big, and alignment control is difficult, perishable, wearability
The problems such as poor, it can extensive 40m~50m suspension type monorail traffic bridges.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of suspension type bottom plate open steel web truss combined track girder system system, including two monorail train running rails and company
Connect the top bracing of this two monorail train running rails, which is characterized in that
Every monorail train running rail extends along line direction, for suspension train, every monorail train
Running rail include top boom, lower boom, montant, web member, horizontal-associate unit, intermediate lateral, concrete floor, bottom plate shaped steel and
Guide plate, wherein the top boom and lower boom are horizontally disposed and are mutually parallel, the montant be provided with it is a plurality of and it
Arranged along line direction, the upper end of every montant connects the top boom and lower end connects the lower boom, the abdomen
Bar is provided with a plurality of, and the upper end of every web member connects the top boom and lower end is connected on the lower boom, and adjacent two
Two web members are set between montant and this two described web members are arranged in inverted V-shaped, two monorail trains travel rail
It is provided with multigroup horizontal-associate unit between road and these horizontal-associate units are arranged along line direction, horizontal-associate unit described in every group includes
The both ends of two horizontal-associates and this two described horizontal-associates are arranged in a crossed manner, every horizontal-associate are connected to the perpendicular of corresponding position
On bar, it is provided with a plurality of intermediate lateral between two monorail train running rails and these intermediate lateral groups are along circuit side
To arrangement, the both ends of every intermediate lateral are connected on the montant of corresponding position, along the concrete floor
The elongated setting in road direction, the bottom plate shaped steel and the lower boom are arranged side by side and the two welds together, the lower boom,
For bottom plate shaped steel collectively as the skeleton of the concrete floor, concrete floor is interior to arrange that pretensioned prestressing reinforcing bar forms pre- answer
Power steel beam, the prestressed strand are arranged in parallel with a plurality of and every prestressed strand and both pass through the bottom plate shaped steel,
The guide plate is arranged on the concrete floor, is oriented to for the traveling to train;
The top bracing includes a plurality of top bracing strut and a plurality of top bracing brace, two top booms by it is a plurality of it is described on
Lateral strut connects, and the both ends of the every top bracing strut are separately connected a top boom, described in adjacent two
Two top bracing braces are set between top bracing strut, this two top bracing braces are arranged in a crossed manner, and every institute
The both ends for stating top bracing brace are fixed on by gusset plate on the top boom of corresponding end respectively.
2. a kind of suspension type bottom plate open steel web truss combined track girder system system according to claim 1, feature exist
In the surrounding of the lower boom is both provided with peg, these pegs are divided into multiple rows of, and spaced set are often arranged, to ensure
State the firm connection of lower boom and the concrete floor.
3. a kind of suspension type bottom plate open steel web truss combined track girder system system according to claim 1, feature exist
In the lower end of every web member is connected to the lower boom by gusset plate, and the upper end of every web member is winded up with described
Bar welds.
4. a kind of suspension type bottom plate open steel web truss combined track girder system system according to claim 1, feature exist
In the intersection of two top bracing braces arranged in a crossed manner is provided with gusset plate.
5. a kind of suspension type bottom plate open steel web truss combined track girder system system according to claim 1, feature exist
In the both ends of every intermediate lateral are connected to by partition board on the montant of corresponding position respectively.
6. a kind of suspension type bottom plate open steel web truss combined track girder system system according to claim 1, feature exist
In bolt hole being additionally provided on the top boom, so as on track girder system hangs to bridge.
7. a kind of suspension type bottom plate open steel web truss combined track girder system system according to claim 1, feature exist
In the top boom, lower boom and/or web member are made of rectangular steel pipe.
Priority Applications (1)
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CN201721564233.XU CN207812189U (en) | 2017-11-21 | 2017-11-21 | A kind of suspension type bottom plate open steel web truss combined track girder system system |
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CN201721564233.XU CN207812189U (en) | 2017-11-21 | 2017-11-21 | A kind of suspension type bottom plate open steel web truss combined track girder system system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109736149A (en) * | 2019-02-27 | 2019-05-10 | 中铁第四勘察设计院集团有限公司 | A kind of steel truss girder support system suitable for asymmetric suspension type monorail |
-
2017
- 2017-11-21 CN CN201721564233.XU patent/CN207812189U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109736149A (en) * | 2019-02-27 | 2019-05-10 | 中铁第四勘察设计院集团有限公司 | A kind of steel truss girder support system suitable for asymmetric suspension type monorail |
CN109736149B (en) * | 2019-02-27 | 2024-02-23 | 中铁第四勘察设计院集团有限公司 | Steel truss girder supporting system suitable for asymmetric suspension type monorail |
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Effective date of registration: 20201208 Address after: 650206 Kunming, Guandu, Yunnan province Guandu town Guangfu Road 5349, Yinhai Cherry Blossom happiness square F Patentee after: CHINA RAILWAY SIYUAN GROUP SOUTHWEST SURVEY AND DESIGN Co.,Ltd. Patentee after: CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP Co.,Ltd. Address before: 430063 Yangyuan peace road, Wuchang, Wuhan, Wuhan, Hubei 745 Patentee before: CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP Co.,Ltd. |