CN104652206A - Assembled urban interchange system - Google Patents
Assembled urban interchange system Download PDFInfo
- Publication number
- CN104652206A CN104652206A CN201510052627.6A CN201510052627A CN104652206A CN 104652206 A CN104652206 A CN 104652206A CN 201510052627 A CN201510052627 A CN 201510052627A CN 104652206 A CN104652206 A CN 104652206A
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- China
- Prior art keywords
- assembled
- steel
- bridge section
- interchange system
- bridge
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
- E01C1/04—Road crossings on different levels; Interconnections between roads on different levels
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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
- 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
- E01D6/00—Truss-type bridges
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides an assembled urban interchange system. The assembled urban interchange system comprises a linear type bridge section, wherein the linear type bridge section comprises a shallow-buried steel frame foundation formed by steel cross girders through connection, a plurality of steel stand columns are vertically arranged on the shallow-buried steel frame foundation, a beam body formed by steel cross girders through connection is arranged at the top end of each stand column, and a bridge floor is paved on the beam body; the linear type bridge section also comprises a monitoring element; a bendable bridge section is combined with the linear type bridge section for use as required; the interchange system can be assembled on site, the occupied road space is small, less traffic interference is caused, after the interchange system is assembled and used, the traffic congestion can be solved, the occupied space is smaller than that of the reinforced concrete interchange system, the assembled urban interchange system can be rapidly constructed and dismounted and cannot permanently occupy the urban space, the scale of the assembled urban interchange system can be increased along with the local traffic flow, and the long-term planned reinforced concrete integrated interchange system can be constructed one time at mature time, and has a middle transition function of relieving the urban traffic pressure in a traffic volume increasing process.
Description
Technical field
The invention belongs to urban infrastructure technical field, relate to a kind of based on trussed construction can assembled city intersection system, be with displacement and interior force checking device in this intersection system.
Background technology
Viaduct has the function alleviated urban highway traffic and block, improve urban traffic conditions, flourish in each metropolis, makes rapid progress.Up to the present, China builds several large-scale urban viaducts, and small and medium-sized cities also started to build small-scale viaduct in business district, city in recent years.
Current city intersection system is all almost reinforced concrete structure, floor space is large, also very large on adjacent structure impact, cost is high, construction period is long, construction period makes the matter worse especially to this urban transporting system that can't bear that just blocks up, the benefit of construction cost and performance is but not necessarily proportional, mainly contain the deficiency of following several respects: 1) along with the development of periphery economic civilization, vehicle flowrate also increases thereupon, the vehicle flowrate in different terrestrial reference and section is significantly different, at the critical junction of large size city, the ratio that the ratio of the economic benefit and construction cost of building comprehensive grade separation builds small-sized grade separation than small and medium-sized cities is much bigger, and some section of these small and medium-sized cities has to build grade separation to alleviate the traffic pressure day by day blocked up, compress neighboring buildings simultaneously, when the traffic volume acquires a certain degree in the future, inevitable overthrowing in existing overpass bridge life cycle again rebuilds larger comprehensive grade separation with the magnitude of traffic flow in satisfied future, 2) existing grade separation system floor space is greatly its total characteristic, and structural system is thick and heavy, and the coordination difficulty with surrounding enviroment is large, and above and below ground structure is permanent occupation of land, is unfavorable for Long-term planning and development, 3) existing steel concrete intersection system generally needs the construction period of 2 ~ 3 years, and need earth clearance, enclosing excavation, close traffic, these factors all can make the construction period extend, and affects too large on this railway and highway system that can't bear that just blocks up, 4) building grade separation system generally needs at original traffic route surrounding earth clearance, add the construction cost of itself, cause cost high, the permanent occupation of land of formation and permanent construction but differ and meet long-term plan and long-run development needs surely, thus form investment waste, 5) urban traffic auxiliary construction is an incremental process, and in the process of this development transition, but a kind of solution of transition is not had, can only wait blocks up to cut off all means of retreat again when can not bear as go all out with traffic base construction, totally unfavorable to urban economy, cultural development and city image.
Above-mentioned deficiency makes that middle small body type reinforced concrete structure grade separation system economic benefit is low, construction investment is large, the construction period is long, it is many to take up room, helpless to the present situation of blocking up, the matter of great urgency of traffic pressure can not be alleviated, if investigated not long-term plan and development trend, even investment waste can be caused.
Summary of the invention
In order to overcome above-mentioned problems of the prior art, the object of this invention is to provide one can assembled city intersection system, can quick solution urban traffic blocking situation, and invests less, and the construction period is shorter.
For achieving the above object, the technical solution adopted in the present invention is: one can assembled city intersection system, comprise linear pattern bridge section, this linear pattern bridge section comprises the shallow embedding Foundation of steel frame that steel top gem of a girdle-pendant beam is formed by connecting, shallow embedding Foundation of steel frame is vertically provided with the column of some steels, the top of all columns is provided with the beam body that steel top gem of a girdle-pendant beam is formed by connecting, and beam body is equipped with bridge floor; This linear pattern bridge section also comprises monitoring original paper.
This city intersection system also comprises bending bridge section, this bending bridge section comprises the shallow embedding Foundation of steel frame that steel top gem of a girdle-pendant beam is formed by connecting, shallow embedding Foundation of steel frame is vertically provided with the column of some steels, the top of all columns is provided with the beam body that steel top gem of a girdle-pendant beam is formed by connecting, and beam body is equipped with bridge floor; This linear pattern bridge section also comprises monitoring original paper, and shallow embedding Foundation of steel frame and beam body are the bend that bending direction is identical.
City intersection system of the present invention has the following advantages:
1) steel truss used has good stress performance, and processability, recoverability, customizability are strong, easily form factorial praluction, also can manufacture the pre-assort of sizing, directly assembledly when needs comes into operation, and construction period shortens greatly.
2) adopt pre-assort or steel truss on-site consolidation, take path space little, little to Coherent traffic noise, after the assembled shaping of structure is come into operation, the present situation that the transport solution that can get instant result blocks up, takes up room also much little than steel concrete overpass bridge.
3) steel truss structure stress performance used is excellent, safety in utilization has very strong controllability, construction cost is compared steel concrete overpass bridge and is significantly reduced, all components can all reclaim to be reused or utilizes as raw material, play effect and the value of this novel system to greatest extent, economic benefits.
4) assembled steel girder bridge basis adopts shallow embedding formula steelframe, and need not adopt heavy excavation basis compared with conventional steel bar concrete bridge, reduce the damage and pollution to surrounding enviroment, reduce forever taking of the underground space, construction period and construction cost significantly reduce.
5) partial component of steel girder bridge is impaired or tired rear replaceable, and having application life can continuity, and in Reinforced Concrete Bridge use procedure, is impairedly difficult to or may repairs hardly afterwards.
6) steel girder bridge can fast construction, dismounting, forever taking of urban space can not be formed, scale can be increased with the magnitude of traffic flow of locality, disposablely when waiting time is ripe build up the comprehensive intersection system of the steel concrete with long-term plan, play the middle transition function alleviating urban traffic pressure in traffic volume propagation process.
7) canvas filler rubber slab bridge mask has the advantage that energy-eliminating noise-reducing, road holding are good, reusable and reclaim, economic benefit and social effect good.
8) safety monitoring system has Real-Time Monitoring forecast function, can grasp bridge security using state at any time, compares conventional steel bar concrete overpass bridge safe handling situation and is difficult to monitor very large advantage.
Accompanying drawing explanation
Fig. 1 is the elevational schematic view of city intersection system cathetus type bridge of the present invention.
Fig. 2 is the floor map of Fig. 1.
Fig. 3 is the elevational schematic view of curved bridge of turning left in city intersection system of the present invention.
Fig. 4 is the floor map of Fig. 3.
In Fig. 1 ~ Fig. 4: 1. beam body, 2. bridge floor, 3. shallow embedding Foundation of steel frame, 4. column, 5. monitor original paper.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
City intersection system is made up of straightway and bending section, to meet the requirement of the different travel direction of vehicle, and does not interfere with each other between each travel direction, avoids the generation of vehicle congestion phenomenon, effectively can alleviate urban traffic pressure.City intersection system of the present invention is identical with the mentality of designing of existing city intersection system, but it is building up in the comprehensive grade separation system of the steel concrete with long-term plan this period to disposable from surface road, alleviate the middle transition building of urban traffic pressure in traffic volume propagation process.Therefore, city intersection system of the present invention and the comprehensive grade separation system of permanent steel concrete are structurally still had any different, compared to the structure of steel concrete comprehensive grade separation system complexity, the structure of city intersection system of the present invention is comparatively simple, this city intersection system comprises linear pattern bridge section as depicted in figs. 1 and 2, this linear pattern bridge section comprises shallow embedding Foundation of steel frame 3, shallow embedding Foundation of steel frame 3 is vertically provided with the column 4 of some steels, the top of all columns 4 is provided with beam body 1, beam body 1 is equipped with bridge floor 2; Shallow embedding Foundation of steel frame 3 and grade separation pontic 1 all adopt steel top gem of a girdle-pendant beam to be formed by connecting.The main member of this linear pattern bridge section and stress point place are equipped with monitoring original paper 5, and monitoring original paper 5 is connected with Surveillance center signal.
When the two-way wagon flow of linear pattern bridge is larger, when easily getting congestion, two-way on two of a square crossing major trunk roads one group of curved assembled steel girder bridge that turns left can be respectively set, namely the turning bridge section shown in Fig. 3, the structure of this turning bridge section is identical with the structure of linear pattern bridge section, just shallow embedding Foundation of steel frame 3 and beam body 1 are bend, and bending direction is identical, instead of straight way.
Monitoring original paper 5 comprises dynamic, static resistance strain gauge main frame, connect dissimilar foil gauge and strain-gauge transducer, stress can be realized, pressure, speed, acceleration, displacement, the measurement of the multiple physical quantity such as torsional moment, monitoring original paper 5 is arranged on main member and the stress point place of assembled steel girder bridge, monitor malformation and the internal force situation of assembled steel girder bridge at any time, feed back to Surveillance center during fructufy and can synchronously report to the police with Surveillance center in position, security monitoring personnel are reminded to investigate process dangerous situation or the impaired and fatigue part of maintain and replace in advance in time, guarantee steel girder bridge use safety.
Bridge deck 2 are made up of bridge deck, and these bridge deck employing thickness is the canvas filler rubber plate of 80mm ~ 100mm, its tensile strength 3.5MPa, load 0.75KN/m
2; And the maximum tensile strength 1.2MPa of asphalt concrete bridge surface, asphalt macadam evenly distributed load 9KN/m
2.So the performance of canvas filler rubber plate plate is better than bituminous concrete, the design condition as bridge deck structure layer can be met, have from heavy and light, can volume production, the advantage such as can to reclaim completely.
During construction: according to design drawing, be spliced to form shallow embedding Foundation of steel frame 3 with steel top gem of a girdle-pendant beam, under shallow embedding Foundation of steel frame 3 is imbedded existing road, then the column 4 of steel be reliably arranged on shallow embedding Foundation of steel frame 3, all columns 4 are connected by crossbeam, then, according to design drawing, be spliced to form beam body 1 with steel top gem of a girdle-pendant beam, and beam body 1 is reliably connected to the top of column 4, again bridge deck to be laid on beam body 1 and suitably fixing, to form bridge floor 2, guarantee vehicle by time be not shifted, do not roll.
In order to alleviate the traffic jam issue of the larger linear pattern bridge section of two-way vehicle flowrate, two-way on two major trunk roads of square crossing one group of turning bridge section being respectively set, as shown in Figure 4, being specifically designed to and dredging left-hand bend vehicle; Through vehicles according to traffic lights instruction or more wherein on major trunk roads two-way respectively arrange one group of linear pattern bridge with the use of, it is unimpeded to protect two two-way wagon flows of major trunk roads, greatly alleviates traffic pressure.
City intersection system of the present invention comprises linear pattern bridge section and turning bridge section.Linear pattern bridge section steel top gem of a girdle-pendant beam is wherein spliced in turn, the road traffic in applicable major trunk roads straightgoing vehicle flow-rate ratio and the perpendicular direction of this major trunk roads uses when much larger, to the interference of the large road of vehicle flowrate when the vehicle that can reduce on the little road of vehicle flowrate enters vehicle flowrate large road, ensure that the major trunk roads linear vehicle smoothness that vehicle flowrate is large is logical, the vehicle of subsidiary road or easily can pass through under bridge from linear pattern bridge.
This city intersection system can use steel top gem of a girdle-pendant beam quick-assembling or pre-splicing, volume production of can shaping, can cooperative bearing after assembled, and each rod member is stressed simple and clear, is convenient to calculate and design.Described canvas filler rubber bridge deck material is made up of the canvas filler rubber of intensity, toughness, good endurance, has good shock resistance and elastoplasticity; Safety detecting system is out of shape paster by monitor and node reaction forces and forms, and be connected with control centre, the deformation and internal force at the concrete position of component can be grasped at any time, there is Real-Time Monitoring forecast function, bridge security using state can be grasped at any time, remind security monitoring personnel investigate process dangerous situation in time or shift to an earlier date maintain and replace parts, thus guarantee use safety.
Claims (4)
1. one kind can assembled city intersection system, it is characterized in that, comprise linear pattern bridge section, this linear pattern bridge section comprises the shallow embedding Foundation of steel frame (3) that steel top gem of a girdle-pendant beam is formed by connecting, shallow embedding Foundation of steel frame (3) is vertically provided with the column (4) of some steels, the top of all columns (4) is provided with the beam body (1) that steel top gem of a girdle-pendant beam is formed by connecting, and beam body (1) is equipped with bridge floor (2); This linear pattern bridge section also comprises monitoring original paper (5).
2. according to claim 1 can assembled city intersection system, it is characterized in that, this city intersection system also comprises bending bridge section, this bending bridge section comprises the shallow embedding Foundation of steel frame (3) that steel top gem of a girdle-pendant beam is formed by connecting, shallow embedding Foundation of steel frame (3) is vertically provided with the column (4) of some steels, the top of all columns (4) is provided with the beam body (1) that steel top gem of a girdle-pendant beam is formed by connecting, and beam body (1) is equipped with bridge floor (2); This linear pattern bridge section also comprises monitoring original paper (5), and shallow embedding Foundation of steel frame (3) and beam body (1) are the identical bend of bending direction.
3. according to claim 1 and 2 can assembled city intersection system, it is characterized in that, described monitoring original paper (5) comprises dynamic and static resistance strain gauge main frame, connect dissimilar foil gauge and strain-gauge transducer, realize the measurement of the multiple physical quantitys such as stress, pressure, speed, acceleration, displacement, torsional moment, monitor malformation and the internal force situation of assembled steel girder bridge at any time, feed back to Surveillance center during fructufy and can synchronously report to the police with Surveillance center in position.
4. according to claim 1 and 2 can assembled city intersection system, it is characterized in that, described bridge floor (2) is assembled by canvas filler rubber plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052627.6A CN104652206A (en) | 2015-02-02 | 2015-02-02 | Assembled urban interchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052627.6A CN104652206A (en) | 2015-02-02 | 2015-02-02 | Assembled urban interchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104652206A true CN104652206A (en) | 2015-05-27 |
Family
ID=53243803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510052627.6A Pending CN104652206A (en) | 2015-02-02 | 2015-02-02 | Assembled urban interchange system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104652206A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956202A (en) * | 2017-12-04 | 2018-04-24 | 江苏沪宁钢机股份有限公司 | A kind of moon bridge and its construction technology of safety and stability |
| CN107956202B (en) * | 2017-12-04 | 2024-05-31 | 江苏沪宁钢机股份有限公司 | Safe and stable crescent bridge and mounting process thereof |
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| JP2004270270A (en) * | 2003-03-07 | 2004-09-30 | Yokogawa Bridge Corp | Steel concrete composite floor slab bridge |
| CN201024364Y (en) * | 2006-10-23 | 2008-02-20 | 钟宝驹 | Combined girder structure passage for pedestrian and vehicle |
| CN101158143A (en) * | 2007-11-23 | 2008-04-09 | 清华大学 | Double-deck bridge floor combined trussed girder bridge |
| CN201372404Y (en) * | 2009-02-05 | 2009-12-30 | 中山市公路钢结构制造有限公司 | Wide-span assembly type steel bridge for road |
| CN101967793A (en) * | 2010-10-28 | 2011-02-09 | 南京工业大学 | Quick-spliced sectional type composite material truss bridge |
| CN202181611U (en) * | 2011-08-08 | 2012-04-04 | 中冶建工集团有限公司 | Single-frame saddle-shaped pipe truss |
| CN202936717U (en) * | 2012-11-23 | 2013-05-15 | 南京联众建设工程技术有限公司 | Corrugated steel trussed arch bridge |
| CN103741579A (en) * | 2013-12-25 | 2014-04-23 | 广西科技大学 | Corrugated steel web combination curve beam bridge with horizontal partition plates |
-
2015
- 2015-02-02 CN CN201510052627.6A patent/CN104652206A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004270270A (en) * | 2003-03-07 | 2004-09-30 | Yokogawa Bridge Corp | Steel concrete composite floor slab bridge |
| CN201024364Y (en) * | 2006-10-23 | 2008-02-20 | 钟宝驹 | Combined girder structure passage for pedestrian and vehicle |
| CN101158143A (en) * | 2007-11-23 | 2008-04-09 | 清华大学 | Double-deck bridge floor combined trussed girder bridge |
| CN201372404Y (en) * | 2009-02-05 | 2009-12-30 | 中山市公路钢结构制造有限公司 | Wide-span assembly type steel bridge for road |
| CN101967793A (en) * | 2010-10-28 | 2011-02-09 | 南京工业大学 | Quick-spliced sectional type composite material truss bridge |
| CN202181611U (en) * | 2011-08-08 | 2012-04-04 | 中冶建工集团有限公司 | Single-frame saddle-shaped pipe truss |
| CN202936717U (en) * | 2012-11-23 | 2013-05-15 | 南京联众建设工程技术有限公司 | Corrugated steel trussed arch bridge |
| CN103741579A (en) * | 2013-12-25 | 2014-04-23 | 广西科技大学 | Corrugated steel web combination curve beam bridge with horizontal partition plates |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956202A (en) * | 2017-12-04 | 2018-04-24 | 江苏沪宁钢机股份有限公司 | A kind of moon bridge and its construction technology of safety and stability |
| CN107956202B (en) * | 2017-12-04 | 2024-05-31 | 江苏沪宁钢机股份有限公司 | Safe and stable crescent bridge and mounting process thereof |
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Application publication date: 20150527 |