CN104894955A - Steel bridge pier for emergency maintenance of high-speed railway - Google Patents

Steel bridge pier for emergency maintenance of high-speed railway Download PDF

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Publication number
CN104894955A
CN104894955A CN201510243911.1A CN201510243911A CN104894955A CN 104894955 A CN104894955 A CN 104894955A CN 201510243911 A CN201510243911 A CN 201510243911A CN 104894955 A CN104894955 A CN 104894955A
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CN
China
Prior art keywords
pier
column
bearing
steel bridge
speed railway
Prior art date
Application number
CN201510243911.1A
Other languages
Chinese (zh)
Inventor
王海林
张耀辉
刘嘉武
陈士通
徐光兴
秦志宇
孙志星
赵存宝
Original Assignee
中国铁路总公司
石家庄铁道大学
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 中国铁路总公司, 石家庄铁道大学 filed Critical 中国铁路总公司
Priority to CN201510243911.1A priority Critical patent/CN104894955A/en
Publication of CN104894955A publication Critical patent/CN104894955A/en

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Abstract

The invention discloses a steel bridge pier for emergency maintenance of a high-speed railway. The steel bridge pier comprises a pier body, a lower pier bottom bearing beam and an upper pier cap bearing beam, wherein the lower pier bottom bearing beam is arranged at the bottom of the pier body, and the upper pier cap bearing beam is arranged at the top of the pier body; the pier body adopts a truss structure constituted by assembling a plurality of stand columns, a plurality of inclined supporting rods, a plurality of horizontal supporting rods and a plurality of T-shaped gusset plates in a joint manner; the lower pier bottom bearing beam and the upper pier cap bearing beam are respectively constituted consists of by the stand columns vertically and horizontally arranged in an overlapping manner; the pier body adopts a uniform section form or a variable section form. The steel bridge pier disclosed by the invention fills the blank that an emergency maintenance pier for the high-speed railway and a bridge does not exist in our country, the steel bridge pier is matched with novel special steel beam equipment for the emergency maintenance of the high-speed railway and the bridge, and the steel bridge pier has important significance for after-calamity quick emergency maintenance construction of the high-speed railways of our country.

Description

A kind of high-speed railway repairing steel bridge pier
Technical field
The present invention relates to a kind of high-speed railway bridge repairing steel bridge pier equipment, particularly a kind of repairing steel bridge pier of bridge pier after disaster is destroyed being applicable to China Express Railway bridge 20m and following height.
Background technology
At present, for temporary steel bridge pier mainly six or five formula military railway bridge piers and eight or the three formula railway light military piers of common railway bridge rush-repair.These repairing steel piers are all developed in the past the eighties in last century, the repairing application of current China Express Railway bridge no matter all can not be competent at completely from the aspect such as compliance, technical indicator, as design size, design speed, the aspects such as rigidity, in addition along with the research and development success of the special girder steel equipment rushed to repair for high-speed railway bridge, need to develop a kind of high-speed railway repairing steel bridge pier accordingly and support the use with it.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of repairing steel bridge pier of bridge pier after disaster is destroyed being applicable to China Express Railway bridge 20m and following height.
For solving the problem, the technical solution used in the present invention is:
A kind of high-speed railway repairing steel bridge pier, under the pier that it comprises pier shaft, be arranged on bottom pier shaft bearing beam and be arranged on pier shaft top pier cap on bearing beam, described pier shaft is the trussed construction of some columns, hound and needling spelling group, under described pier, on bearing beam and pier cap, bearing beam is formed by column stacked in length and breadth, and described pier shaft adopts uniform section form or variable cross-section form.
As a further improvement on the present invention, described pier shaft adopts up-small and down-big variable cross-section form, and it comprises lower pier shaft and upper pier shaft, and the section area of described upper pier shaft is less than the section area of lower pier shaft, the horizontal spacing of the column on pier shaft is 2000mm, and longitudinal pitch is 2250mm.
As a further improvement on the present invention, described column comprises the long long column for 3750mm, the long central post for 2500mm and the long short column for 1875mm, and under described pier, on bearing beam and pier cap, bearing beam all adopts central post to form.
As a further improvement on the present invention, described hound comprises 2.5m internode hound and 1.25m internode hound, and the length of described needling is 2m.
As a further improvement on the present invention, described column all adopts welding wide width wing edge H type profile cross-section form, and cross section length and width size is 300mm; Column comprises web and is welded on the wing plate of described web both sides, and described web is welded with cross rib and vertical rib, column two end face weld are connected to end plate, and described wing plate, vertical rib and cross rib all establish corresponding bolt hole.
As a further improvement on the present invention, the hound between the column of the longitudinal direction of described pier shaft is connected with column by the T-shaped gusset plate be arranged on column with needling, and the hound between the column of the transverse direction of pier shaft is connected by the cross rib on column with needling.
The beneficial effect adopting technique scheme to produce is:
The present invention has filled up the blank of China Express Railway bridge without repairing bridge pier, rushes to repair special girder steel equipment support the use with the high-speed railway bridge newly research and develop, for robbing fast after China Express Railway calamity logical construct significant.
High-speed railway repairing steel bridge pier provided by the invention is adapted to the repairing needs of single line or wire high speed railroad bridge bridge pier, adapt to the repairing of bridge pier after disaster is destroyed of 20m and following height, specification due to column comprises the short column of the long column of 3750mm, the central post of 2500mm and 1875mm, therefore the height change modulus of whole pier shaft is made to be 625mm, easy to use, the scope of application is wide.Pier shaft of the present invention according to pier high situation, can make uniform section form or variable cross-section form.
In the present invention, upper pier shaft and lower pier shaft adopt different cross-sectional, form change of gradient, reduce the use amount of steel and the weight of pier shaft, make bridge pier more stable, by the spelling group of described column, hound and needling, pier shaft can spell the bridge pier of the uniform section form of fracture of composition 3x3,4x4,5x5,6x6, and the bridge pier of the variable cross-section form of fracture of 3x4,4x5,5x6.
The present invention has filled up the blank of China Express Railway bridge without repairing bridge pier, rushes to repair special girder steel equipment support the use with the high-speed railway bridge newly research and develop, for robbing fast after China Express Railway calamity logical construct significant.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present invention.
Fig. 2 is side-looking structural representation of the present invention.
Fig. 3 is the structural representation of bearing beam under pier of the present invention.
Fig. 4 is the structural representation of bearing beam on pier cap of the present invention.
Fig. 5 is the spelling group structural representation of pier shaft of the present invention.
Fig. 6 is the structural representation of column of the present invention.
Fig. 7 is that the master of gusset plate of the present invention looks and left TV structure schematic diagram.
Fig. 8 is the structural representation of another embodiment of bearing beam on pier cap of the present invention.
Wherein: bearing beam, 5 columns, 6 hounds, 7 needlings, 8T type gusset plate, 9 scabs, 10 webs, 11 cross ribs, 12 vertical rib, 13 end plates, 14 wing plates on bearing beam, 4 pier caps under pier shaft, 3 piers on 1 time pier shaft, 2.
Detailed description of the invention
Below in conjunction with accompanying drawing 1-8 and specific embodiment, invention is described in further detail:
A kind of high-speed railway repairing steel bridge pier as illustrated in fig. 1 and 2, under the pier that it comprises pier shaft, be arranged on bottom pier shaft bearing beam 3 and be arranged on pier shaft top pier cap on bearing beam 4, described pier shaft is the trussed construction of some columns 5, hound 6 and needling 7 spelling group, under described pier, on bearing beam 3 and pier cap, bearing beam 4 is formed by column 5 stacked in length and breadth, and described pier shaft adopts uniform section form or variable cross-section form.When pier shaft height is higher, up-small and down-big variable cross-section form can be adopted.Described cross section is the cross section of pier shaft.
In the present embodiment, described pier shaft adopts up-small and down-big variable cross-section form, and it comprises lower pier shaft 1 and upper pier shaft 2, and the section area of described upper pier shaft 2 is less than the section area of lower pier shaft 1, the horizontal spacing L1 of the column 5 on pier shaft is 2000mm, longitudinal pitch L2 is 2250mm.
As shown in Fig. 3 and Fig. 4, in the present embodiment, under described pier, bearing beam 3 forms by two-layer pad column 5 is stacked.On described pier cap, bearing beam 4 forms by four layers of column 5 is stacked.The head and the tail of two root posts 5 are connected by scab 9.
As illustrated in Figures 5 and 6, described column 5 all adopts welding wide width wing edge H type profile cross-section form, and cross section length and width size is 300mm; Column 5 comprises web 10 and is welded on the wing plate 14 of described web 10 both sides, and described web 10 is welded with cross rib 11 and vertical rib 12, column 5 two end face weld are connected to end plate 13, and the described edge of a wing 14, vertical rib 12 and cross rib 11 all establish corresponding bolt hole.It is strut that described hound 6 and needling 7 form interconnective connection between column 5, hound 6 between the column 5 of the longitudinal direction of described pier shaft is connected with column 5 by the T-shaped gusset plate 8 be arranged on column 5 with needling 7, and the hound 6 between the column 5 of the transverse direction of pier shaft is connected by the cross rib 11 on column with needling 7.Described T-shaped gusset plate 8 as shown in Figure 7.
Described column 5 comprises the long long column for 3750mm, the long central post for 2500mm and the long short column for 1875mm, and under described pier, on bearing beam 3 and pier cap, bearing beam 4 all adopts central post to form.Described hound 6 comprises 2.5m internode hound and 1.25m internode hound, and the length of described needling 7 is 2m.
As the another kind of stacked structure schematic diagram that Fig. 8 is bearing beam 4 on pier cap, under pier of the present invention, on bearing beam 3 and pier cap, bearing beam 4 all can be arranged according to the difference of load and span flexibly.
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 (6)

1. a high-speed railway repairing steel bridge pier, it is characterized in that: it comprises pier shaft, be arranged on bottom pier shaft pier under bearing beam (3) and be arranged on pier shaft top pier cap on bearing beam (4), described pier shaft is the trussed construction of some columns (5), hound (6) and needling (7) spelling group, under described pier, on bearing beam (3) and pier cap, bearing beam (4) is formed by column (5) stacked in length and breadth, and described pier shaft adopts uniform section form or variable cross-section form.
2. a kind of high-speed railway repairing steel bridge pier according to claim 1, it is characterized in that: described pier shaft adopts up-small and down-big variable cross-section form, it comprises lower pier shaft (1) and upper pier shaft (2), the section area of described upper pier shaft (2) is less than the section area of lower pier shaft (1), the horizontal spacing of the column (5) on pier shaft is 2000mm, and longitudinal pitch is 2250mm.
3. a kind of high-speed railway repairing steel bridge pier according to claim 1, it is characterized in that: described column (5) comprises the long long column for 3750mm, the long central post for 2500mm and the long short column for 1875mm, under described pier, on bearing beam (3) and pier cap, bearing beam (4) all adopts central post to form.
4. a kind of high-speed railway repairing steel bridge pier according to claim 3, it is characterized in that: described hound (6) comprises 2.5m internode hound and 1.25m internode hound, the length of described needling (7) is 2m.
5. a kind of high-speed railway repairing steel bridge pier according to any one of claim 1-4, is characterized in that: described column (5) all adopts welding wide width wing edge H type profile cross-section form, and cross section length and width size is 300mm; Column (5) comprises web (10) and is welded on the wing plate (14) of described web (10) both sides, described web (10) is welded with cross rib (11) and vertical rib (12), column (5) two end face weld are connected to end plate (13), and described wing plate (14), vertical rib (12) and cross rib (11) all establish corresponding bolt hole.
6. a kind of high-speed railway repairing steel bridge pier according to claim 5, it is characterized in that: the hound (6) between the column (5) of the longitudinal direction of described pier shaft is connected with column (5) by the T-shaped gusset plate (8) be arranged on column (5) with needling (7), and the hound (6) between the column (5) of the transverse direction of pier shaft is connected by the cross rib (11) on column with needling (7).
CN201510243911.1A 2015-05-14 2015-05-14 Steel bridge pier for emergency maintenance of high-speed railway CN104894955A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510243911.1A CN104894955A (en) 2015-05-14 2015-05-14 Steel bridge pier for emergency maintenance of high-speed railway

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Application Number Priority Date Filing Date Title
CN201510243911.1A CN104894955A (en) 2015-05-14 2015-05-14 Steel bridge pier for emergency maintenance of high-speed railway

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06248614A (en) * 1993-02-26 1994-09-06 Hazama Gumi Ltd High bridge pier and construction thereof
CN202626808U (en) * 2012-06-11 2012-12-26 中国水电顾问集团贵阳勘测设计研究院 Beam-type steel bridge
CN203238534U (en) * 2013-05-15 2013-10-16 中铁第一勘察设计院集团有限公司 Ultrahigh concrete-filled steel tube lattice pier
CN203639806U (en) * 2013-09-18 2014-06-11 中交公路长大桥建设国家工程研究中心有限公司 Bridge tower or bridge pier with lower steel-concrete composite structure
CN104562922A (en) * 2015-01-06 2015-04-29 大连理工大学 Locally-embedded steel pipe concrete column type aseismatic bridge pier
CN204780567U (en) * 2015-05-14 2015-11-18 中国铁路总公司 High -speed railway salvagees steel bridge mound

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06248614A (en) * 1993-02-26 1994-09-06 Hazama Gumi Ltd High bridge pier and construction thereof
CN202626808U (en) * 2012-06-11 2012-12-26 中国水电顾问集团贵阳勘测设计研究院 Beam-type steel bridge
CN203238534U (en) * 2013-05-15 2013-10-16 中铁第一勘察设计院集团有限公司 Ultrahigh concrete-filled steel tube lattice pier
CN203639806U (en) * 2013-09-18 2014-06-11 中交公路长大桥建设国家工程研究中心有限公司 Bridge tower or bridge pier with lower steel-concrete composite structure
CN104562922A (en) * 2015-01-06 2015-04-29 大连理工大学 Locally-embedded steel pipe concrete column type aseismatic bridge pier
CN204780567U (en) * 2015-05-14 2015-11-18 中国铁路总公司 High -speed railway salvagees steel bridge mound

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
谢爱华: "铁路新型中等高度桥墩的研究设计", 《国防交通工程与技术》 *

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Application publication date: 20150909

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