CN115058957B - Dual-purpose trestle support structure - Google Patents

Dual-purpose trestle support structure Download PDF

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Publication number
CN115058957B
CN115058957B CN202210774753.2A CN202210774753A CN115058957B CN 115058957 B CN115058957 B CN 115058957B CN 202210774753 A CN202210774753 A CN 202210774753A CN 115058957 B CN115058957 B CN 115058957B
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China
Prior art keywords
bridge
trestle
support structure
bailey
bridge deck
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CN202210774753.2A
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Chinese (zh)
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CN115058957A (en
Inventor
李友清
陈传磊
李传威
张敬弦
吴健
冉富吕
马水英
常树芳
廖焱强
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Road and Bridge International Co Ltd
Road and Bridge South China Engineering Co Ltd
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Road and Bridge International Co Ltd
Road and Bridge South China Engineering Co Ltd
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Priority to CN202210774753.2A priority Critical patent/CN115058957B/en
Publication of CN115058957A publication Critical patent/CN115058957A/en
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D1/00—Bridges in general
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D18/00—Bridges specially adapted for particular applications or functions not provided for elsewhere, e.g. aqueducts, bridges for supporting pipe-lines
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00—Structural or constructional details of bridges
    • E01D19/02—Piers; Abutments ; Protecting same against drifting ice
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00—Structural or constructional details of bridges
    • E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
    • E01D19/103—Parapets, railings ; Guard barriers or road-bridges
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00—Structural or constructional details of bridges
    • E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
    • E01D19/125—Grating or flooring for bridges
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
    • E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
    • E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2101/00—Material constitution of bridges
    • E01D2101/30—Metal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/60—Planning or developing urban green infrastructure

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The application provides a dual-purpose trestle support system which comprises pile foundation support structures and bridge deck support structures, wherein a plurality of groups of pile foundation support structures are arranged along the forward direction of a bridge, the bridge deck support structures are arranged above the pile foundation support structures, the bridge deck support structures are arranged in the middle of the transverse section of the bridge deck support structures and used as channels, and two sides of the transverse section of the bridge deck support structures are provided with trestle bridge deck plates or steel box girder sliding rails. The dual-purpose trestle support system can meet the stress requirement when being used as a trestle and the stress requirement when being used as a steel box girder sliding support through position adjustment of main support structures such as the steel pipe piles, the bailey spandrel girders and the like, thereby achieving the purpose of structure sharing, and saving the engineering quantity and the construction cost without additionally arranging the steel box girder sliding support.

Description

Dual-purpose trestle support structure
Technical Field
The application relates to the field of bridge construction equipment, in particular to a dual-purpose trestle supporting structure.
Background
Trestle is a bent structure formed by arranging a beam slab system on piles or pier columns, is mainly used for bearing pipelines, pedestrians, belt conveyors or common transportation vehicles and the like, and is a temporary bridge facility built for transporting materials, equipment and personnel.
When the upper structure of the water bridge is designed into a steel box girder, and when a water area where the steel box girder is arranged does not have navigation conditions, the steel box girder is assembled or a steel box girder assembling bracket is erected for steel box girder installation construction, the erected steel box girder bracket is generally separated from a trestle, the bracket is generally designed by adopting a steel pipe pile+Beley+steel structure, the projection position of the steel box girder is firstly lofted, the steel pipe pile is vibrated by adopting a pile vibrating hammer according to the projection position of the steel box girder, a steel pipe pile bearing beam is installed at the top opening of the steel pipe pile, then a Beley group is paved, a distribution beam and a sliding rail are installed, the steel box girder is hoisted to the sliding rail after being processed, and is slipped to the lower part of the projection, and finally, the steel box girder is hoisted and installed by a bridge deck crane.
At present, a steel box girder sliding support and a trestle are designed separately, the trestle is not fully utilized, materials, machinery and manpower are required to be newly input for sliding support construction, the construction input is large, the cost is large and the construction period is long.
Disclosure of Invention
The application aims to provide a double-way trestle supporting structure which forms an integrated structure by a trestle and a steel box girder sliding bracket, and can reduce construction workload and save cost.
In order to achieve the above object, the present application provides the following technical solutions:
The utility model provides a double-purpose landing stage supporting system, includes pile foundation bearing structure and bridge deck bearing structure, pile foundation bearing structure sets up the multiunit along the bridge to, bridge deck bearing structure locates pile foundation bearing structure top, the bridge deck bearing structure is located and sets up landing stage decking on its transverse section middle part and use as the passageway, and its transverse section both sides set up landing stage decking or steel box girder track that slides.
The pile foundation supporting structure comprises two steel pipe piles which are arranged along the transverse bridge direction, and pile top bearing beams which extend along the transverse bridge direction are arranged above the two steel pipe piles.
The pile foundation supporting structure is further provided with parallel joints which extend along the transverse bridge direction and connect the two steel pipe piles.
And a pile foundation diagonal bracing is arranged between the parallel connection and the pile top bearing beam.
The bridge deck supporting structure further comprises a Beehive girder and a distribution girder, wherein a group of Beehive girders are respectively arranged at two end sides of the Beehive girder along the length direction of the pile top supporting girder, each group of Beehive girders extends along the bridge direction, and the distribution girder is erected on the two groups of Beehive girders in a manner of extending along the transverse bridge direction.
The steel pipe pile is further arranged in the projection right below the bailey spandrel girder.
The bridge pile is further provided with inclined struts arranged between each set of bailey spandrel girder and the pile top spandrel girder, the inclined struts extend downwards from the top of the bailey spandrel girder to the pile top spandrel girder in an inclined manner, and the inclined struts are arranged on two sides of each set of bailey spandrel girder along the length direction.
The bridge deck slab is characterized by further comprising two groups of bailey spandrel girders, wherein a support truss is arranged between the two groups of bailey spandrel girders and is used for being laid below a deck slab laid in the middle of the transverse section of the bridge supporting structure.
And when the bridge deck supporting structure is arranged as the steel box girder sliding rails along the two sides of the bridge deck supporting structure in the transverse bridge direction, the steel box girder sliding rails are arranged above the corresponding Yu Beilei bearing beams of the distribution beams.
The steel box girder sliding rail further comprises a rail spandrel girder extending along the forward bridge direction and a rail sliding plate arranged on the rail spandrel girder.
Compared with the prior art, the scheme of the application has the following advantages:
The dual-purpose trestle supporting structure of the application optimizes the structure of trestle originally used for vehicle walking, so that the trestle and the steel box girder sliding support are combined into a whole, when the lower structure of the bridge is constructed, the dual-purpose trestle supporting system can be used as a trestle support, the trestle is used as a transportation channel for vehicles to come and go, after the lower structure of the bridge is constructed, the trestle bridge panels on two sides of the transverse section of the trestle can be removed, only the middle driving channel is reserved, and the steel box girder sliding rails are arranged on two sides of the trestle for sliding transportation of the steel box girder. The dual-purpose trestle support system can meet the stress requirement when being used as a trestle and the stress requirement when being used as a steel box girder sliding support through position adjustment of main support structures such as the steel pipe piles, the bailey spandrel girders and the like, thereby achieving the purpose of structure sharing, and saving the engineering quantity and the construction cost without additionally arranging the steel box girder sliding support.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic diagram of a dual purpose landing stage support system of the present application for a landing stage;
fig. 2 is a schematic structural view of the dual purpose trestle support system of the present application for a steel box girder slip bracket.
In the figure, 1, a pile foundation supporting structure, 11, a steel pipe pile, 12, a pile supporting beam, 13, a parallel connection, 14, a pile foundation diagonal bracing, 2, a bridge deck supporting structure, 21, a bailey bearing frame, 22, a distribution beam, 23, a diagonal bracing, 24, a supporting truss, 3, a trestle bridge deck plate, 4, a guardrail, 5, a steel box girder sliding rail, 51, a rail supporting beam, 52 and a rail sliding plate.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
Referring to fig. 1 and 2, the application provides a dual-purpose trestle supporting system, which aims at the problem that the trestle cannot be fully utilized due to the separated design of the existing steel box girder sliding support and trestle, designs the steel trestle below a bridge, the arrangement of each structure in the supporting system is considered, so that the reinforcing part of the supporting system is positioned under the projection of the longitudinal partition plate or the web plate of the steel box girder, the transportation of the steel box girder can be realized, and the purpose of sharing the trestle and the sliding bracket is achieved, so that the engineering quantity is saved.
The dual-purpose trestle support system comprises pile foundation support structures 1 and bridge deck support structures 2, wherein the pile foundation support structures 1 are arranged in a plurality of groups along the forward direction of the bridge, the bridge deck support structures 2 are arranged above the pile foundation support structures 1, and trestle bridge decks 3 are paved on the bridge deck support structures 2. Wherein, the trestle bridge deck 3 arranged in the middle of the transverse section of the bridge deck supporting structure 2 can be used as a driving channel for vehicles to travel, and two sides of the transverse section of the bridge deck supporting structure 2 can be arranged as trestle bridge deck 3 or steel box girder sliding rails.
When the bridge lower structure is constructed, the bridge deck panels 3 used as the pedestrian passages on the two sides of the bridge deck support structure 2 can be removed, only the bridge deck panels 3 used as the driving passages on the middle position of the bridge deck support structure 2 are reserved, and meanwhile, the steel box girder sliding rails are arranged on the two sides of the bridge deck support structure 2 for sliding of the steel box girders.
The trestle supporting system can realize the sharing of the trestle and the steel box girder sliding bracket, so that the sliding installation construction of the steel box girder is required to be considered in the trestle design stage, and the section size of the trestle is planned according to the web plate distance of the steel box girder and the length of the trestle, so that the reinforcing stress points of the pile foundation supporting structure 1 and the bridge deck supporting structure 2 are positioned below the projection of the web plate or the total partition plate of the steel box girder.
Specifically, the pile foundation supporting structure 1 sets up the multiunit along the bridge along the direction, every group pile foundation supporting structure 1 includes two steel-pipe piles 11 that set up along the horizontal bridge direction, and two steel-pipe pile 11 top sets up along the pile bolck spandrel girder 12 that the horizontal bridge extends to connect two steel-pipe piles 11, pile bolck spandrel girder 12 with through otic placode welded fastening between the steel-pipe piles 11.
Further, each pile foundation supporting structure 1 further comprises a parallel connection 13 extending along the transverse bridge and connecting the two steel pipe piles 11, the parallel connection 13 can connect the two steel pipe piles 11 into a whole, a pile foundation diagonal bracing 2314 is arranged between the parallel connection 13 and the pile top supporting beam 12, the pile foundation diagonal bracing 2314 is obliquely supported between the pile top supporting beam 12 and the parallel connection 13, and the pile foundation diagonal bracing 2314 can effectively increase rigidity and shock resistance of the pile foundation supporting structure 1.
The steel pipe pile 11 in the present embodiment is preferably sized as followsThe pile top bearing beam 12 adopts 2I63a I-steel, and the parallel connection 13 preferably adoptsThe diagonal brace 23 adopts double-spliced 20a channel steel.
The bridge bearing structure is arranged above the pile foundation bearing structures 1, the bridge bearing structure comprises a plurality of bailey spandrel girders 21 and distribution girders 22, the bailey spandrel girders 21 are respectively arranged at two end sides of the transverse section of the bridge bearing structure, each set of bailey girder extends along the bridge direction, the distribution girders 22 are erected on the two sets of bailey spandrel girders 21 along the bridge direction in an extending manner, the distribution girders 22 are arranged along the bridge direction, and the trestle bridge deck plates 3 are paved on the plurality of distribution girders 22.
Further, each set of bailey bearing beams 21 and pile-top bearing beams 12 are provided with diagonal braces 23, the diagonal braces 23 extend downwards from the top of the bailey bearing beams 21 to the pile-top bearing beams 12 in a direction away from the bailey bearing beams 21, and each set of bailey bearing beams 21 are provided with diagonal braces 23 along both sides of the length direction, and the structural strength of the bailey bearing beams 21 can be further enhanced and the bearing capacity of the bailey bearing beams can be improved by arranging diagonal braces 23 on both sides of the bailey bearing beams 21.
Meanwhile, a support truss 24 is further arranged between the two sets of bailey spandrel girders 21, the support truss 24 is located below a trestle bridge deck plate 3 which is correspondingly arranged at the middle position of the transverse section of the trestle and is used as a driving channel, the support truss 24 can further support the trestle bridge deck plate 3 at the driving channel, good bearing capacity of the trestle is ensured, and use safety of the driving channel is ensured. In addition, the driving channel in this embodiment is a bidirectional driving channel.
When the trestle bridge deck plates 3 are paved on two sides of the transverse section of the bridge deck supporting structure 2, a pedestrian passageway for pedestrians to pass through can be formed, so that workers can conveniently construct the lower structure of the bridge, the trestle bridge deck plates 3 are paved on two sides of the transverse section of the bridge deck supporting structure 2 and are positioned above the Beehive bearing frames, the Beehive bearing frames are used as stress foundations of pedestrian tracks, and the structural bearing strength of the pedestrian passageway is improved. And, when the trestle bridge deck plates 3 are paved on two sides of the bridge deck supporting structure 2 to form a pedestrian passageway, guardrails 4 can be arranged on two sides of the pedestrian passageway so as to improve the construction safety of workers.
After the construction of the bridge substructure is completed, the trestle bridge deck plates 3 and the guardrails 4 positioned on two sides of the transverse section of the bridge deck supporting structure 2 can be dismantled, only the trestle bridge deck plates 3 serving as the driving channels are reserved, and a steel box girder sliding rail is installed at the position of the trestle bridge deck plates 3 originally paved to serve as the pedestrian channels, and comprises a rail spandrel girder 51 extending along the bridge direction and a rail sliding plate 52 arranged on the rail spandrel girder 51, wherein the rail spandrel girder 51 preferably adopts 2I45a section steel.
The steel box girder sliding rail is arranged above the distribution beam 22 corresponding to the bailey bearing capacity, so that the bailey bearing beams 21 group serve as the bearing structure of the steel box girder sliding rail. Further, the steel pipe pile 11 is positioned in the projection immediately below the bailey beam 21, and the bearing capacity of the bailey beam 21 can be further enhanced. The application can design the position arrangement of each component of the trestle support system according to the size of the steel box girder to be transported, and the trestle support system has the capability of transporting the steel box girder and meets the stress requirement of the steel box girder transportation by enabling the reinforced parts such as the Beehive spandrel girder 21, the steel pipe pile 11 and the like to be under the projection of the longitudinal partition plate or the web plate of the steel box girder.
When the dual-purpose trestle supporting system is constructed, the cross section size of the trestle needs to be firstly planned according to the spacing between steel box girder webs and the length of the trestle so that main bearing structures such as steel pipe piles 11, bailey bearing beams 21 and the like of the supporting system are positioned below the projection of the steel box girder webs or longitudinal partition plates, then a pile hammer is adopted to vibrate the steel pipe piles 11 according to the design drawing of the trestle, and top opening type pile top bearing beams 12 are installed on the tops of the two steel pipe piles 11 upwards along the same transverse bridge so as to finish the construction of the pile foundation supporting structure 1. Then, a bailey girder 21 and a distribution girder 22 are installed above the pile-top girder 12 after the construction, and the deck slab 3 is laid and the deck system structure is installed.
After the bridge tower column construction is completed, a trestle bridge deck plate 3 and a guardrail 4 serving as a pedestrian passageway on the trestle can be dismantled, and a steel box girder sliding rail is arranged at the trestle bridge deck plate. The steel box girder sub-processing area slides to the projection lower part of the corresponding section through the steel box girder sliding rail, and the bridge deck crane is adopted for lifting installation.
In summary, the application optimizes the structure of the trestle originally used for vehicle walking, so that the trestle and the steel box girder sliding support are combined into a whole, and the dual-purpose trestle supporting system can be used as a trestle support when constructing the lower structure of the bridge, and the trestle is used as a transportation channel for vehicles to come and go. After the construction of the bridge substructure is completed, the bridge deck plates 3 on two sides of the transverse section of the trestle can be removed, only the middle driving channel is reserved, and the steel box girder sliding rails are arranged on two sides so as to be used for sliding transportation of the steel box girders. The position of the main supporting structures such as the steel pipe pile 11, the bailey spandrel girder 21 and the like of the dual-purpose trestle supporting system is adjusted, so that the supporting system can meet the stress requirement when being used as a trestle and also can meet the stress requirement when being used as a steel box girder sliding bracket, the purpose of sharing the structure is achieved, and the steel box girder sliding bracket is not required to be additionally arranged, so that the engineering quantity and the construction cost are saved.
The foregoing is only a partial embodiment of the present application, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principles of the present application, and such modifications and adaptations are intended to be comprehended within the scope of the present application.

Claims (6)

1.一种双用途栈桥支承结构，其特征是：包括桩基支承结构及桥面支承结构，所述桩基支承结构沿顺桥向设置多组，所述桥面支承结构设于所述桩基支承结构上方，每组所述桩基支承结构包括沿横桥向设置的两根钢管桩，两根所述钢管桩上方设置沿横桥向延伸的桩顶承重梁，所述桥面支承结构包括贝雷承重梁及分配梁，所述贝雷承重梁沿所述桩顶承重梁长度方向的两端侧各设一组，每组所述贝雷承重梁均沿顺桥向延伸，所述分配梁沿横桥向延伸地架设在两组所述贝雷承重梁上，所述桥面支承结构位于其横向断面中部上设置栈桥桥面板以用作通道，其横向断面两侧设置栈桥桥面板或者钢箱梁滑移轨道；1. A dual-purpose trestle support structure, characterized in that: it comprises a pile foundation support structure and a bridge deck support structure, wherein the pile foundation support structure is arranged in a plurality of groups along the longitudinal direction of the bridge, the bridge deck support structure is arranged above the pile foundation support structure, each group of the pile foundation support structure comprises two steel pipe piles arranged along the transverse direction of the bridge, a pile top bearing beam extending along the transverse direction of the bridge is arranged above the two steel pipe piles, the bridge deck support structure comprises a Bailey bearing beam and a distribution beam, each group of the Bailey bearing beams is arranged along the two end sides of the pile top bearing beam in the length direction, each group of the Bailey bearing beams extends along the longitudinal direction of the bridge, the distribution beam is extended and erected on the two groups of the Bailey bearing beams along the transverse direction of the bridge, the bridge deck support structure is located in the middle of its transverse section and a trestle bridge deck is arranged on the middle part of its transverse section for use as a passage, and trestle bridge decks or steel box beam sliding tracks are arranged on both sides of its transverse section; 当所述桥面支承结构的横向断面两侧铺设栈桥桥面板时，所述桥面支承结构的横向断面两侧铺设栈桥桥面板形成供行人通过的人行通道，所述桥面支承结构的横向断面两侧铺设栈桥桥面板的位置位于贝雷承重架的上方；当所述桥面支承结构沿其横桥向的两侧设置为所述钢箱梁滑移轨道时，所述钢箱梁滑移轨道设于所述分配梁对应于贝雷承重梁的上方，所述钢箱梁滑移轨道包括沿顺桥向延伸的轨道承重梁及设于轨道承重梁的轨道滑板。When trestle bridge panels are laid on both sides of the transverse section of the bridge deck supporting structure, the trestle bridge panels are laid on both sides of the transverse section of the bridge deck supporting structure to form a pedestrian passage for pedestrians to pass through, and the positions where the trestle bridge panels are laid on both sides of the transverse section of the bridge deck supporting structure are located above the Bailey load-bearing frame; when the bridge deck supporting structure is provided with the steel box girder sliding track on both sides along the transverse direction of the bridge, the steel box girder sliding track is arranged above the distribution beam corresponding to the Bailey load-bearing beam, and the steel box girder sliding track includes a track load-bearing beam extending along the bridge direction and a track slide plate arranged on the track load-bearing beam. 2.根据权利要求1所述的双用途栈桥支承结构，其特征是：每组所述桩基支承结构还包括沿横桥向延伸并连接两根所述钢管桩的平联。2. The dual-purpose pier support structure according to claim 1 is characterized in that each group of the pile foundation support structure also includes a parallel connection extending along the transverse direction of the bridge and connecting two of the steel pipe piles. 3.根据权利要求2所述的双用途栈桥支承结构，其特征是：所述平联与所述桩顶承重梁之间设有桩基斜撑。3. The dual-purpose trestle supporting structure according to claim 2 is characterized in that a pile foundation diagonal brace is provided between the flat link and the pile top load-bearing beam. 4.根据权利要求1所述的双用途栈桥支承结构，其特征是：所述钢管桩位于所述贝雷承重梁的正下方投影中。4. The dual-purpose trestle support structure according to claim 1 is characterized in that the steel pipe piles are located in the projection directly below the Bailey load-bearing beam. 5.根据权利要求1所述的双用途栈桥支承结构，其特征是：每组所述贝雷承重梁与所述桩顶承重梁之间设有斜撑，所述斜撑从所述贝雷承重梁的顶部倾斜向下延伸至所述桩顶承重梁，且每组所述贝雷承重梁沿其长度方向的两侧均设置有所述斜撑。5. The dual-purpose pier support structure according to claim 1 is characterized in that: a diagonal brace is provided between each group of the Bailey load-bearing beams and the pile-top load-bearing beams, the diagonal brace extends obliquely downward from the top of the Bailey load-bearing beams to the pile-top load-bearing beams, and the diagonal brace is provided on both sides of each group of the Bailey load-bearing beams along its length direction. 6.根据权利要求1所述的双用途栈桥支承结构，其特征是：两组所述贝雷承重梁之间设有支撑桁架，所述支撑桁架用于在所述桥梁支承结构横向断面中部铺设的栈桥桥面板下方。6. The dual-purpose trestle support structure according to claim 1 is characterized in that a supporting truss is provided between the two groups of the Bailey load-bearing beams, and the supporting truss is used under the trestle bridge deck laid in the middle of the transverse section of the bridge support structure.
CN202210774753.2A 2022-07-01 2022-07-01 Dual-purpose trestle support structure Active CN115058957B (en)

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CN202210774753.2A CN115058957B (en) 2022-07-01 2022-07-01 Dual-purpose trestle support structure

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CN112267369A (en) * 2020-10-20 2021-01-26 中交二公局第三工程有限公司 Non-span upright post steel trestle structure, pushing installation device and construction method

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