CN111058365B - A continuous rigid frame bridge structure across a river with people passing inside the box beam - Google Patents
A continuous rigid frame bridge structure across a river with people passing inside the box beam Download PDFInfo
- Publication number
- CN111058365B CN111058365B CN201911324045.3A CN201911324045A CN111058365B CN 111058365 B CN111058365 B CN 111058365B CN 201911324045 A CN201911324045 A CN 201911324045A CN 111058365 B CN111058365 B CN 111058365B
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- China
- Prior art keywords
- box girder
- river
- compartment
- motorized vehicle
- cabin
- Prior art date
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- 238000005192 partition Methods 0.000 claims abstract description 45
- 239000011150 reinforced concrete Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000001788 irregular Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 5
- 238000010276 construction Methods 0.000 abstract description 5
- 108010066278 cabin-4 Proteins 0.000 description 7
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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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
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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
- E01C1/002—Design or lay-out of roads, e.g. street systems, cross-sections ; Design for noise abatement, e.g. sunken road
-
- 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
- E01C1/005—Means permanently installed along the road for removing or neutralising exhaust gases
-
- 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
-
- 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
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/28—Concrete reinforced prestressed
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
本发明提供了一种人非在箱梁内部通行的跨江连续刚构桥梁结构，包括作为桥跨结构的箱梁、桥墩、人行道舱室、非机动车道舱室、横向中隔板以及竖向隔墙。箱梁顶面作为机动车的行车道；人行道舱室及非机动车道舱室位于箱梁内，竖向隔墙将人行道舱室与非机动车道舱室隔离，并且将横向中隔板划分为人行道板以及非机动车道板。本发明将箱梁的顶面用作机动车的行车道，将人行道、非机动车道布置在箱梁内，从而减小了桥面的横向宽度，减少了工程造价。同时行人、非机动车道在箱梁内通行，可实现两侧河岸慢行系统与桥梁内部慢行系统的连接，行人跨江通行时有结构物遮雨避风，通行条件好，一物多用，一举多得，值得大范围推广。
The present invention provides a continuous rigid frame bridge structure across a river for pedestrians and non-motorized vehicles to pass through the box girder, comprising a box girder as a bridge span structure, bridge piers, a pedestrian compartment, a non-motorized vehicle compartment, a transverse middle partition and a vertical partition wall. The top surface of the box girder serves as a driving lane for motor vehicles; the pedestrian compartment and the non-motorized vehicle compartment are located inside the box girder, the vertical partition wall separates the pedestrian compartment from the non-motorized vehicle compartment, and divides the transverse middle partition into a pedestrian slab and a non-motorized vehicle slab. The present invention uses the top surface of the box girder as a driving lane for motor vehicles, and arranges the pedestrian and non-motorized vehicle compartments inside the box girder, thereby reducing the lateral width of the bridge deck and reducing the construction cost. At the same time, pedestrians and non-motorized vehicle compartments pass through the box girder, which can realize the connection between the slow-moving system on both sides of the river bank and the slow-moving system inside the bridge. Pedestrians have structures to shelter them from rain and wind when crossing the river, and the traffic conditions are good. One object can be used for multiple purposes, achieving multiple goals at one stroke, and it is worthy of large-scale promotion.
Description
Technical Field
The invention belongs to the technical field of municipal engineering, and particularly relates to a river-crossing continuous rigid frame bridge structure which is not passed through inside a box girder.
Background
Roads span rivers, typically in the form of bridges or tunnels. When the bridge type is adopted to cross the river, the problem that pedestrians and non-motor vehicles cross the river along with the bridge is generally considered. The conventional practice is to arrange the sidewalk and the non-motor vehicle lane on two sides of the bridge, so that the transverse width of the bridge is increased, the construction cost is increased, and the economical efficiency is poor.
Disclosure of Invention
The invention aims to solve the technical problems that a river-crossing continuous rigid frame bridge structure which is not passed through a box girder by people is provided, and aims to solve the problems that in the prior art, when pedestrians and non-motor vehicles pass through a river along with a bridge, the construction cost of a bridge is high, the economical efficiency is poor, the attractiveness is poor and the like.
The invention discloses a river-crossing continuous rigid frame bridge structure for people not to pass through the inside of a box girder, which comprises the box girder, a bridge pier, a pavement cabin, a non-motor vehicle lane cabin, a transverse middle partition plate and a vertical partition wall, wherein the box girder is used as a vehicle lane, the bottom of the box girder is just connected with the top of the bridge pier, the pavement cabin and the non-motor vehicle lane cabin are positioned in the box girder, the pavement cabin and the non-motor vehicle lane cabin are isolated by the vertical partition wall, and the transverse middle partition plate is divided into a pavement plate and a non-motor vehicle lane plate.
Further, the box girder is a prestressed reinforced concrete box girder.
Further, the vertical partition wall is a common reinforced concrete fireproof partition wall, the box girder is transversely divided into two cabins, each cabin is an independent fireproof partition, the two cabins are the pavement cabin and the non-motor vehicle cabin respectively, and the thickness of the vertical partition wall is 0.15 m-0.2 m.
Furthermore, the vertical partition wall is provided with a fireproof door every 200 m-300 m, so that the vertical partition wall is used as a passage for pedestrians or non-motor vehicles to escape from the other cabin when a fire disaster occurs in the single cabin.
Furthermore, the transverse middle partition plate adopts a common reinforced concrete structure, the thickness of the transverse middle partition plate is 0.15 m-0.2 m, the transverse middle partition plate is parallel to the top surface of the box girder, and the net height from the plate surface of the transverse middle partition plate to the bottom of the upper flange of the box girder is not less than 2.5m.
Further, a plurality of round holes for sightseeing are arranged in the middle of the webs at the two sides of the box girder at certain intervals, the prestressed steel bundles at the web are avoided at the position of the holes of the round holes, and the irregular hole-forming effect is formed by the round holes in the longitudinal direction of the box girder so as to improve the attractiveness of the structure, and reinforcing steel bars are correspondingly arranged at the positions of the webs at the two sides of the box girder at the round holes.
Furthermore, the plurality of round holes comprise three types of vent holes, lighting holes and view holes, the vent holes and the view holes are used as the lighting holes, high-strength glass is arranged at the positions of the view holes and the lighting holes, the vent holes are not closed, and a protective net is arranged at the outer side of the vent holes to prevent pedestrians from falling down into the river.
Furthermore, exhaust fans for emergency smoke exhaust when fire disaster occurs in the box girder are arranged at the vent holes at certain intervals.
Further, lighting fixtures for night illumination are installed at the tops of the pavement cabins and the non-motor vehicle lane cabins.
Furthermore, the box girder is provided with connecting channels communicated with the pavement cabin and the non-motor vehicle cabin at the end part of the bridge abutment close to the two sides, so that pedestrians and non-motor vehicles at the two sides of the road can enter the pavement cabin and the non-motor vehicle cabin, and the river bank slow-moving system is connected with the river crossing slow-moving system in the bridge.
Compared with the prior art, the invention has the beneficial effects that:
The river-crossing continuous rigid frame bridge structure uses the top surface of the box girder as a traffic lane of an automobile, and arranges the sidewalk and the non-automobile lane in the box girder, thereby reducing the transverse width of the bridge deck and the construction cost. Meanwhile, pedestrians and non-motor vehicles pass through the box girder, structural objects are arranged above the box girder to shield rain and wind, the passing condition is good, the box girder is multipurpose, multiple purposes are achieved, and the box girder is worthy of being popularized in a large range.
Drawings
FIG. 1 is a schematic elevation structure of a river-crossing continuous rigid frame bridge structure, which is not passed through the inside of a box girder by people, provided by the embodiment of the invention;
FIG. 2 is a schematic top view of the cross-river continuous rigid frame bridge structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along section A-A of the cross-river continuous rigid frame bridge structure shown in FIG. 1;
FIG. 4 is a schematic cross-sectional view taken along section B-B of the cross-river continuous rigid frame bridge structure shown in FIG. 1.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are merely for convenience of description and to simplify the description based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the apparatus or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention, the terms "first," "second," "third," are used for descriptive purposes only and should not be construed as indicating or implying relative importance, and furthermore, unless explicitly stated or otherwise, the terms "mounted," "connected," or "integrally connected" should be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, or indirectly connected through intermediaries, or communicating between two parts. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 4, there is shown a river-crossing continuous rigid frame bridge structure provided by the present embodiment, which includes a box girder 1, a bridge pier 2, a pavement cabin 3, a non-motorway cabin 4, a transverse middle partition 5 and a vertical partition 6 as bridge span structures.
The top surface of the box girder 1 is used as a traffic lane 10 of the motor vehicle, and the bottom of the box girder 1 is just connected with the top of the bridge pier 2. The pavement cabin 3 and the non-motor vehicle cabin 4 are located within the box girder 1, the vertical partition wall 6 separates the pavement cabin 3 from the non-motor vehicle cabin 4, and the transverse partition 5 is divided into a pavement plate 31 and a non-motor vehicle plate 41.
In this embodiment, the box girder 1 is a prestressed reinforced concrete box girder. The vertical partition wall 6 is a common reinforced concrete fireproof partition wall, the box girder 1 is transversely divided into two cabins, each cabin is an independent fireproof partition, the two cabins are a pavement cabin 3 and a non-motor vehicle cabin 4 respectively, and the thickness of the vertical partition wall 6 is 0.15 m-0.2 m.
The vertical partition wall 6 is provided with a fireproof door every 200 m-300 m, so that the fireproof door can be used as a passage for pedestrians or non-motor vehicles to escape from the other cabin when a fire disaster occurs in the single cabin.
The transverse middle partition plate 5 is of a common reinforced concrete structure, the thickness of the transverse middle partition plate 5 is 0.15 m-0.2 m, the transverse middle partition plate 5 is parallel to the top surface of the box girder 1, and the net height from the plate surface of the transverse middle partition plate 5 to the bottom of the upper flange of the box girder 1 is not less than 2.5m.
In this embodiment, the transverse middle partition plate 5 and the vertical partition plate 6 are perpendicular to each other in a three-dimensional space, and the transverse cross sections of the two are in a cross shape at a position where the vertical space is higher, and in a T shape at a position where the vertical space is lower.
The middle parts of webs on two sides of the box girder 1 are provided with a plurality of round holes 11 at certain intervals, the opening positions of the round holes 11 avoid prestressed steel bundles 12 at the webs, and the round holes 11 longitudinally form irregular opening effects on the box girder 1 so as to improve the attractiveness of the structure.
The circular holes 11 comprise three kinds of vent holes, lighting holes and view holes. The vent hole and the view hole are used as lighting holes, high-strength glass is arranged at the positions of the view hole and the lighting holes, the vent hole cannot be closed, and a protective net is arranged at the outer side of the vent hole to prevent pedestrians from falling down into the river.
The exhaust fans for emergency smoke exhaust when fire disaster occurs in the box girder 1 are arranged at the vent holes at certain intervals.
On top of the pavement cabin 3 and the non-motor vehicle cabin 4 are mounted lighting fixtures for night illumination.
The box girder 1 is provided with connecting channels communicated with the pavement cabin 3 and the non-motor vehicle lane cabin 4 at the end part of the bridge abutment close to the two sides, so that pedestrians and non-motor vehicles at the two sides of the road can enter the pavement cabin 3 and the non-motor vehicle lane cabin 4, and the river bank slow-moving system is connected with the river crossing slow-moving system in the bridge.
In the river-crossing continuous rigid frame bridge structure of the embodiment, the top surface of the box girder 1 is used as a traffic lane of an automobile, and the sidewalk and the non-automobile lane are arranged in the box girder 1, so that the transverse width of a bridge deck is reduced, and the construction cost is reduced. Meanwhile, pedestrians and non-motor vehicles pass through the box girder 1, and structural objects are arranged above the box girder to cover rain and keep wind, so that the box girder has good passing conditions, is multipurpose, is worthy of popularization in a large range.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911324045.3A CN111058365B (en) | 2019-12-19 | 2019-12-19 | A continuous rigid frame bridge structure across a river with people passing inside the box beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911324045.3A CN111058365B (en) | 2019-12-19 | 2019-12-19 | A continuous rigid frame bridge structure across a river with people passing inside the box beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111058365A CN111058365A (en) | 2020-04-24 |
| CN111058365B true CN111058365B (en) | 2025-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911324045.3A Active CN111058365B (en) | 2019-12-19 | 2019-12-19 | A continuous rigid frame bridge structure across a river with people passing inside the box beam |
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| Country | Link |
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| CN (1) | CN111058365B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877069B (en) * | 2020-07-14 | 2025-03-07 | 深圳市综合交通设计研究院有限公司 | A dedicated tunnel for pedestrians and non-motor vehicles and a method for determining its inner contour |
| CN111979898B (en) * | 2020-08-28 | 2025-10-17 | 上海市政工程设计研究总院（集团）有限公司 | Bridge tuyere structure capable of allowing inside to pass through non-motor vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070108962A (en) * | 2006-05-09 | 2007-11-15 | 엄종욱 | Steel Box Girder with Abdominal Arbitrary Opening |
| CN203295954U (en) * | 2013-05-28 | 2013-11-20 | 中铁上海设计院集团有限公司 | Multi-hole separated type frame bridge arrangement structure |
| CN206680855U (en) * | 2017-03-17 | 2017-11-28 | 中铁二院昆明勘察设计研究院有限责任公司 | A kind of bridge piping lane dual-purpose case beam |
| CN212270631U (en) * | 2019-12-19 | 2021-01-01 | 深圳市综合交通设计研究院有限公司 | River-crossing continuous rigid frame bridge structure allowing people and people not to pass inside box girder |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209260531U (en) * | 2018-11-18 | 2019-08-16 | 厦门市市政工程设计院有限公司 | The dual deck bridge of motor vehicle and non-motor vehicle layering circulation |
-
2019
- 2019-12-19 CN CN201911324045.3A patent/CN111058365B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070108962A (en) * | 2006-05-09 | 2007-11-15 | 엄종욱 | Steel Box Girder with Abdominal Arbitrary Opening |
| CN203295954U (en) * | 2013-05-28 | 2013-11-20 | 中铁上海设计院集团有限公司 | Multi-hole separated type frame bridge arrangement structure |
| CN206680855U (en) * | 2017-03-17 | 2017-11-28 | 中铁二院昆明勘察设计研究院有限责任公司 | A kind of bridge piping lane dual-purpose case beam |
| CN212270631U (en) * | 2019-12-19 | 2021-01-01 | 深圳市综合交通设计研究院有限公司 | River-crossing continuous rigid frame bridge structure allowing people and people not to pass inside box girder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111058365A (en) | 2020-04-24 |
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