CN103882805A - Pedestrian overcrossing with pulling and crushing resistant support structure - Google Patents
Pedestrian overcrossing with pulling and crushing resistant support structure Download PDFInfo
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- CN103882805A CN103882805A CN201410151106.1A CN201410151106A CN103882805A CN 103882805 A CN103882805 A CN 103882805A CN 201410151106 A CN201410151106 A CN 201410151106A CN 103882805 A CN103882805 A CN 103882805A
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Abstract
The invention relates to a pedestrian overcrossing with a pulling and crushing resistant support structure. The pedestrian overcrossing comprises an overcrossing body and piers and is characterized in that the overcrossing body is connected with the piers through the pulling and crushing resistant support structure. The pulling and crushing resistant support structure comprises fixing steel parts, chord member leveling parts and movable connecting parts, the fixing steel parts are fixed to the piers, the chord member leveling parts are fixed to the bottom surface of the overcrossing body, each fixing steel part and the corresponding chord member leveling part are respectively provided with a groove, each movable connecting part is an I-type embedding module, the upper end of each movable connecting part is embedded into the groove of the corresponding chord member leveling part, and the lower end of the movable connecting part is embedded into the groove of the corresponding fixing steel part, so that a snap-in movable connecting structure is formed, and the pulling and crushing resistant support structure is formed at the connecting positions of the overcrossing body and the piers through the snap-in movable connecting structure. The pedestrian overcrossing has good tension resistance, crushing resistance, pulling resistance, overturning resistance and other prominent performance.
Description
Technical field
The present invention relates to a kind of pedestrian overcrossing, particularly in a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure.Belong to municipal engineering and urban operating mechanism technical field.
Background technology
Along with development and the construction in city, between building, design is set up vestibule, is absolutely necessary across the construction of street pedestrian overcrossing.But the pedestrian overcrossing of prior art, syndeton between bridge floor and bridge pier, mostly adopt steel plate and the combination of mixed earth directly to connect and compose, this kind of syndeton is owing to not possessing resistance to plucking and compression-resistant structure, therefore there is the poor defect of antidetonation, tension and anti-pressure ability, easily produce the aspect problems such as existing pontic bearing topples.
Summary of the invention
The present invention, in order to solve antidetonation, tension, resistance to compression, resistance to plucking or the poor problem of overturning or slip resistance analysis performance of existing pedestrian overcrossing, provides a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure.This pedestrian overcrossing is novel, design is unique, has the advantages such as antidetonation, tension, resistance to compression, resistance to plucking and overturning or slip resistance analysis.
Object of the present invention can be by taking following technical scheme to reach:
A kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure, comprise pontic and bridge pier, described pontic is fixedly connected with bridge pier by pulling-resistant and pressure-resistant seat structure, described pulling-resistant and pressure-resistant seat structure comprises fixing steel part, chord member leveling part be connected movable part, described fixing steel part is fixed on bridge pier, chord member leveling part is fixed on the bottom surface of pontic, in described fixing steel part and chord member leveling part, a groove is respectively set, described connection movable part is " work " font merge module, the upper end that connects movable part embeds in the groove of chord member leveling part, lower end embeds in the groove of fixing steel part, form biting connecions movable connection structure, form pulling-resistant and pressure-resistant seat structure by this biting connecions movable connection structure in the junction of pontic and bridge pier.
Object of the present invention can also be by taking following technical scheme to reach:
A kind of embodiment of the present invention is: the horizontal section of described connection movable part is circular or square, connection movable part is movably arranged in groove and is connected with fixing steel part and chord member leveling part formation biting connecions, leave a gap at the place of being connected, this gap includes gap between groove and the active connection of gap between groove and the active connection of fixing steel part, chord member leveling part and the gap between fixing steel part and chord member leveling part, makes to form between pontic and bridge pier the occlusion structure connected mode of working in coordination that can be offset.
A kind of embodiment of the present invention is: connect on movable part and be provided with a deep-slotted chip breaker, an elastic supporting block is set in deep-slotted chip breaker, chord member leveling part passes through this elastic supporting block and is connected movable part Elastic Contact, to reduce the hard contact between pontic and bridge pier.
A kind of embodiment of the present invention is: described pontic comprises truss, and this truss is arranged on pulling-resistant and pressure-resistant bearing, and the lower chord of truss bottom is welded on the chord member leveling part of pulling-resistant and pressure-resistant bearing, forms the supporter of pontic together with bridge pier; Respectively extend the access bridge perpendicular or parallel with pontic at pontic two ends, the planar shaped of pedestrian overcrossing is "T"-shaped; Pontic is provided with awning, and the both sides of pontic are provided with guardrail and flower groove.
A kind of embodiment of the present invention is: described pontic includes truss, and this truss is arranged on pulling-resistant and pressure-resistant bearing, and specifically truss utilizes lower chord to be welded on the chord member leveling board of pulling-resistant and pressure-resistant bearing.
A kind of embodiment of the present invention is: described groove is T-slot or dovetail groove.
A kind of embodiment of the present invention is: described pedestrian overcrossing two ends are respectively arranged with the access bridge perpendicular or parallel with pontic.
A kind of embodiment of the present invention is: described fixing steel part, chord member leveling part and be connected movable part and be respectively made up of a steel plate.
The present invention has following outstanding technique effect:
1, the present invention adopts resistance to compression mode tensile supporting seat that steel truss pedestrian overcrossing is fixed on bridge pier, the flexible connection piece of resistance to compression mode tensile supporting seat coordinates employing " work " font merge module to be biting connecions with the groove of fixing steel part and chord member leveling board with fixing steel part and chord member leveling board and is connected, form pulling-resistant and pressure-resistant syndeton, can effectively prevent pontic slippage, topple, there is the beneficial effects such as antidetonation, tension, resistance to compression, resistance to plucking and overturning or slip resistance analysis.
2, resistance to compression mode tensile supporting seat of the present invention adopts and is flexibly connected the flexible connection of piece groove, between connection, be provided with gap, make pontic and bridge pier form movable being fixed, in the time that pontic bears gravity, can produce skew with gravity, thereby greatly improved the tension function of pontic.
3, resistance to compression mode tensile supporting seat of the present invention uses flexible rest pad, avoids pontic to produce firmly and contact in the time bearing gravity with bridge pier, thereby effectively raises the anti-pressure ability of pontic.
4, pedestrian overcrossing of the present invention has the outstanding performances such as good tension, resistance to compression, resistance to plucking or overturning or slip resistance analysis, ensures the reliability and stability of overline bridge performance.
Brief description of the drawings
Fig. 1 is the front view of invention pedestrian overcrossing.
Fig. 2 is the top view of invention pedestrian overcrossing.
Fig. 3 is the A-A sectional drawing of Fig. 1.
Fig. 4 is the structural representation of invention resistance to compression mode tensile supporting seat.
The L1-L1 sectional view of this Fig. 4 of Fig. 5.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Specific embodiment 1:
Referring to figs. 1 through a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure described in Fig. 4, comprise pontic 1 and bridge pier 2, described pontic 1 is fixedly connected with bridge pier 2 by pulling-resistant and pressure-resistant seat structure 3, described pulling-resistant and pressure-resistant seat structure 3 comprises fixing steel part 4, chord member leveling part 5 be connected movable part 6, described fixing steel part 4 is fixed on bridge pier 2, chord member leveling part 5 is fixed on the bottom surface of pontic 1, in described fixing steel part 4 and chord member leveling part 5, a groove 7 is respectively set, described connection movable part 6 is " work " font merge module (as the L1-L1 of Fig. 4 analyses and observe as shown in direction), the upper end that connects movable part 6 embeds in the groove 7 of chord member leveling part 5, lower end embeds in the groove 7 of fixing steel part 4, form biting connecions movable connection structure, form pulling-resistant and pressure-resistant seat structure by this biting connecions movable connection structure in the junction of pontic 1 and bridge pier 2.
In specific embodiment,
Horizontal section circle or square (as the L2-L2 of Fig. 4 analyses and observe as shown in direction) of described connection movable part 6, connecting movable part 6 is movably arranged on and in groove 7, forms biting connecions with fixing steel part 4 and chord member leveling part 5 and be connected, leave a gap at the place of being connected, this gap includes gap 51 between groove and the active connection 6 of gap 41 between groove and the active connection 6 of fixing steel part 4, chord member leveling part 5 and the gap 61 between fixing steel part 4 and chord member leveling part 5, makes the occlusion structure connected mode of working in coordination that between pontic 1 and bridge pier 2, formation can be offset.Connect on movable part 6 and be provided with a deep-slotted chip breaker 8, one elastic supporting block 9 is set in deep-slotted chip breaker 8, chord member leveling part 5 is by this elastic supporting block 9 and be connected movable part 6 Elastic Contact, to reduce the hard contact between pontic 1 and bridge pier 2, plays better shockproof, tension and resistance to compression function.Described pontic 1 comprises truss 10, and this truss 10 is arranged on pulling-resistant and pressure-resistant bearing 3, and the lower chord 11 of truss 10 bottoms is welded on the chord member leveling part 5 of pulling-resistant and pressure-resistant bearing 3, forms the supporter of pontic 1 together with bridge pier 2; Respectively extend the access bridge 12 perpendicular or parallel with pontic 1 at pontic 1 two ends, the planar shaped of pedestrian overcrossing is "T"-shaped; Pontic 1 is provided with awning 13, and the both sides of pontic 1 are provided with guardrail 14 and flower groove 15.
Described pontic 1 includes truss 10, and this truss 10 is arranged on pulling-resistant and pressure-resistant bearing 3, and specifically truss 10 utilizes lower chord 11 to be welded on the chord member leveling board 5 of pulling-resistant and pressure-resistant bearing 3.Described groove 7 be T-slot or.Described pedestrian overcrossing two ends are respectively arranged with the access bridge 12 perpendicular or parallel with pontic 1.Described fixing steel part 4, chord member leveling part 5 and be connected movable part 6 and respectively formed by a steel plate.
When concrete enforcement: first, described bridge pier 2 bases adopt to revolve digs castinplace pile enforcement; Secondly, the fixing steel part 4 of pulling-resistant and pressure-resistant bearing 3 be welded in advance on the reinforcing bar on bridge pier 2, be fixed and with bridge pier 2 one, fix steel part 4 and be embedded in bridge pier 2 with reinforcing bar one; Then, connection movable block 6 lower ends of " work " font are arranged on the groove 7 of fixing steel part 4, the groove of its installation also can be welded on fixing steel part 4 both sides with two thick right angle steel plates of 30mm and form, that is: directly weld at connection movable block 6 both sides assigned addresses with the thick right angle steel plate of 30mm, one side of right angle steel plate is welded on fixing steel part 4, and " work " font chimb 17 that compresses connection movable block 6 on one side will connect movable block 6 to be fixed; Again, utilize groove 7 to be arranged on chord member leveling board 5 and connect movable block 6 upper ends, adjust position, make fixing steel part 4 and chord member leveling board 5 between movable block 6, be reserved with certain gap with being connected; Finally, chord member leveling board 5 is welded on the lower chord 11 of pontic 1, completes and be connected and fixed.
Specific embodiment 2:
The feature of the specific embodiment of the invention 2 is: described groove 7 is dovetail groove, its " work " font merge module of connection movable part 6 of corresponding installation place be arranged to the shape matching with dovetail groove.All the other are with specific embodiment 1.
Claims (8)
1. one kind has the pedestrian overcrossing of pulling-resistant and pressure-resistant seat structure, comprise pontic (1) and bridge pier (2), it is characterized in that: described pontic (1) is fixedly connected with bridge pier (2) by pulling-resistant and pressure-resistant seat structure (3), described pulling-resistant and pressure-resistant seat structure (3) comprises fixing steel part (4), chord member leveling part (5) be connected movable part (6), described fixing steel part (4) is fixed on bridge pier (2), chord member leveling part (5) is fixed on the bottom surface of pontic (1), in described fixing steel part (4) and chord member leveling part (5), a groove (7) is respectively set, described connection movable part (6) is " work " font merge module, the upper end that connects movable part (6) embeds in the groove (7) of chord member leveling part (5), lower end embeds in the groove (7) of fixing steel part (4), form biting connecions movable connection structure, form pulling-resistant and pressure-resistant seat structure by this biting connecions movable connection structure in the junction of pontic (1) and bridge pier (2).
2. a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure according to claim 1, it is characterized in that: the horizontal section of described connection movable part (6) is circular or square, connection movable part (6) is movably arranged in groove (7) and is connected with fixing steel part (4) and chord member leveling part (5) formation biting connecions, leave a gap at the place of being connected, this gap includes the gap (41) between groove and the active connection (6) of fixing steel part (4), gap (61) between gap (51) between the groove of chord member leveling part (5) and active connection (6) and fixing steel part (4) and chord member leveling part (5), make the occlusion structure connected mode of working in coordination that between pontic (1) and bridge pier (2), formation can be offset.
3. a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure according to claim 1 and 2, it is characterized in that: connect on movable part (6) and be provided with a deep-slotted chip breaker (8), one elastic supporting block (9) is set in deep-slotted chip breaker (8), chord member leveling part (5) passes through this elastic supporting block (9) and is connected movable part (6) Elastic Contact, to reduce the hard contact between pontic (1) and bridge pier (2).
4. a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure according to claim 1 and 2, it is characterized in that: described pontic (1) comprises truss (10), this truss (10) is arranged on pulling-resistant and pressure-resistant bearing (3), the lower chord (11) that is truss (10) bottom is welded on the chord member leveling part (5) of pulling-resistant and pressure-resistant bearing (3), forms the supporter of pontic (1) together with bridge pier (2); Respectively extend the access bridge (12) perpendicular or parallel with pontic (1) at pontic (1) two ends, the planar shaped of pedestrian overcrossing is "T"-shaped; Pontic (1) is provided with awning (13), and the both sides of pontic (1) are provided with guardrail (14) and flower groove (15).
5. a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure according to claim 4, it is characterized in that: described pontic (1) includes truss (10), it is upper that this truss (10) is arranged on pulling-resistant and pressure-resistant bearing (3), and specifically truss (10) utilizes lower chord (11) to be welded on the chord member leveling board (5) of pulling-resistant and pressure-resistant bearing (3).
6. a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure according to claim 1 and 2, is characterized in that: described groove (7) is T-slot or dovetail groove.
7. a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure according to claim 1 and 2, is characterized in that: described pedestrian overcrossing two ends are respectively arranged with the access bridge (12) perpendicular or parallel with pontic (1).
8. a kind of pedestrian overcrossing with pulling-resistant and pressure-resistant seat structure according to claim 1 and 2, is characterized in that: described fixing steel part (4), chord member leveling part (5) and be connected movable part (6) and be respectively made up of a steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410151106.1A CN103882805B (en) | 2014-04-15 | 2014-04-15 | Pedestrian overcrossing with pulling and crushing resistant support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410151106.1A CN103882805B (en) | 2014-04-15 | 2014-04-15 | Pedestrian overcrossing with pulling and crushing resistant support structure |
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| Publication Number | Publication Date |
|---|---|
| CN103882805A true CN103882805A (en) | 2014-06-25 |
| CN103882805B CN103882805B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410151106.1A Active CN103882805B (en) | 2014-04-15 | 2014-04-15 | Pedestrian overcrossing with pulling and crushing resistant support structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105088978A (en) * | 2015-08-31 | 2015-11-25 | 中国一冶集团有限公司 | T-shaped anti-overturning device for curved bridge |
| CN105714675A (en) * | 2016-04-28 | 2016-06-29 | 上海市城市建设设计研究总院 | Shock absorption and insulation support for bridge |
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| JP2002061117A (en) * | 2000-08-18 | 2002-02-28 | Bridge Engineering:Kk | Scaffold unit and scaffold device in bridge structure |
| JP2007205113A (en) * | 2006-02-06 | 2007-08-16 | Se Corp | Connecting device for structure |
| CN202809479U (en) * | 2012-10-17 | 2013-03-20 | 张清标 | Square column assembled highway steel bridge connecting piece |
| CN103422617A (en) * | 2013-07-18 | 2013-12-04 | 杭州博数土木工程技术有限公司 | Continuous I beam adopting corrugated steel web steel and concrete composite structure |
| CN203846391U (en) * | 2014-04-15 | 2014-09-24 | 广州市设计院 | Footbridge with pull-out and compression resistant support structures |
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2014
- 2014-04-15 CN CN201410151106.1A patent/CN103882805B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002061117A (en) * | 2000-08-18 | 2002-02-28 | Bridge Engineering:Kk | Scaffold unit and scaffold device in bridge structure |
| JP2007205113A (en) * | 2006-02-06 | 2007-08-16 | Se Corp | Connecting device for structure |
| CN202809479U (en) * | 2012-10-17 | 2013-03-20 | 张清标 | Square column assembled highway steel bridge connecting piece |
| CN103422617A (en) * | 2013-07-18 | 2013-12-04 | 杭州博数土木工程技术有限公司 | Continuous I beam adopting corrugated steel web steel and concrete composite structure |
| CN203846391U (en) * | 2014-04-15 | 2014-09-24 | 广州市设计院 | Footbridge with pull-out and compression resistant support structures |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105088978A (en) * | 2015-08-31 | 2015-11-25 | 中国一冶集团有限公司 | T-shaped anti-overturning device for curved bridge |
| CN105088978B (en) * | 2015-08-31 | 2017-07-21 | 中国一冶集团有限公司 | The T-shaped anti-overturning devices of curve bridge |
| CN105714675A (en) * | 2016-04-28 | 2016-06-29 | 上海市城市建设设计研究总院 | Shock absorption and insulation support for bridge |
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| CN103882805B (en) | 2017-02-15 |
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Address after: 510670 no.3-5, TIYU Dongheng street, TIYU East Road, Tianhe District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Design Institute Group Co.,Ltd. Address before: 510670 no.3-5, TIYU Dongheng street, TIYU East Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU DESIGN INSTITUTE |
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