CN205421002U - Be applied to self anchored suspension bridge's tower girder segment dot structure - Google Patents
Be applied to self anchored suspension bridge's tower girder segment dot structure Download PDFInfo
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- CN205421002U CN205421002U CN201520885144.XU CN201520885144U CN205421002U CN 205421002 U CN205421002 U CN 205421002U CN 201520885144 U CN201520885144 U CN 201520885144U CN 205421002 U CN205421002 U CN 205421002U
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Abstract
The utility model discloses a be applied to self anchored suspension bridge's tower girder segment dot structure, it includes king -tower and main longitudinal grider, the king -tower passes from the main longitudinal grider, leave the clearance between king -tower and the main longitudinal grider. The utility model has the advantages of simple structure is compact, the construction is simple, the reliability is better.
Description
Technical field
This utility model is mainly concerned with bridge structure design field, refers in particular to a kind of tower beam joint structure being applied to self-anchored suspension bridge.
Background technology
Self-anchored suspension bridge is a branch of suspension bridge, and main push-towing rope is anchored at end of main beam, both saved costliness anchorage, also give do not possess build anchorage soft soil foundation build suspension bridge provide new approach.Owing to being not required to build huge Anchor Foundation so that self-anchored suspension bridge moulding is more succinct, attractive in appearance, is more suitable for urban look bridge type, is in recent years widely used.
Self-anchored suspension bridge is made up of king-tower, girder, main push-towing rope, hoist cable, and girder bears the bridge floor load such as carload, pedestrian load, and the axial force that main push-towing rope anchoring produces, and therefore girder needs smoothly transmit bridge floor load and anchoring axial force.The king-tower of self-anchored suspension bridge needs the cable power of main push-towing rope is passed down to bridge foundation, is the critical circuits of full-bridge power transmission.
King-tower is vertical member, and girder is horizontal member, and both are inevitably present the problem that locus intersects.At present, two kinds of cross modals it are primarily present under traditional approach: tower beam consolidation, king-tower king-post are arranged in outside girder.Tower beam consolidation structure is mainly used in low-pylon cable-stayed bridge, and for other cableway platform because the complication of stress can be caused, application is seldom；Outside king-post is arranged in girder, it is a kind of widely used form, in cable-stayed bridge with suspension bridge, has application.For reaching to be arranged in king-post the purpose outside girder; clear distance between generally requiring king-post is made the width more than girder; or king-post is made down the different in nature bridge tower of Y-shaped etc, construction scale or the complexity of bridge tower can be increased, increase the duration needed for Construction of Pylon.
Utility model content
The technical problems to be solved in the utility model is that the technical problem existed for prior art, and this utility model provides a kind of simple and compact for structure, simple, tower beam joint structure being applied to self-anchored suspension bridge of better reliability of constructing
For solve above-mentioned technical problem, this utility model by the following technical solutions:
A kind of tower beam joint structure being applied to self-anchored suspension bridge, it includes that king-tower and main longitudinal grider, described king-tower pass from main longitudinal grider, leaves gap between described king-tower and main longitudinal grider.
As further improvement of the utility model: described main longitudinal grider punches arranging with the infall of king-tower, described in punch the planar dimension sectional dimension more than king-tower king-post, and be reserved with the template erection space poured needed for described king-tower king-post.
As further improvement of the utility model: described king-tower is rectangular cross section, at corner location inside rounding arc.
As further improvement of the utility model: described main longitudinal grider includes top board, base plate, the first web and the second web, all tabular components are provided with longitudinal stiffener.
As further improvement of the utility model: also set up the 3rd web and the 4th web on described main longitudinal grider, form two chamber together with top board, base plate, the first web and the second web.
As further improvement of the utility model: be respectively provided with in described chamber for keeping the first stiffener of top board, base plate, the first web and the second Web Stability, the second stiffener.
As further improvement of the utility model: be provided with multiple tracks diaphragm plate in described chamber, described diaphragm plate leaves hole.
As further improvement of the utility model: the general position on described main longitudinal grider is provided with the first dividing plate, having additional the 3rd dividing plate of reinforcement in described 3rd web, the starting point of the 4th web, the starting point at tower beam joint has additional the second partition of reinforcement.
Compared with prior art, the utility model has the advantage of: the tower beam joint structure being applied to self-anchored suspension bridge of the present utility model, simple and compact for structure, construction is simple, tower is to separate with beam stress, can avoid at some bridge type because the structure that causes of the tower beam consolidation problem complicated with Path of Force Transfer.Within the scope of king-tower king-post is positioned at width of main beam, it is possible to reduce land seizure, reduce beam of main tower and cushion cap binder span.Meanwhile, king-tower, without being complex model for dodging main beam design, increases the difficulty of design and construction, reduces the duration.
Accompanying drawing explanation
Fig. 1 is this utility model schematic diagram of the main beam structure of general position on self-anchored suspension bridge in concrete application example.
Fig. 2 is this utility model schematic diagram of tower beam joint structure in concrete application example.
Fig. 3 is that this utility model is at concrete application example middle girder, the horizontal layout schematic diagram of king-tower.
Marginal data:
1, concrete slab；2, stringer；3, the first web；4, the second web；5, base plate；6, top board；7, longitudinal stiffener；8, the 3rd web；9, the first stiffener；10, the 4th web；11, the second stiffener；12, king-tower；13, gap；14, the first diaphragm plate；15, the second diaphragm plate；16, hole；17, the first dividing plate；18, second partition；19, the 3rd dividing plate.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, this utility model is described in further details.
As shown in figures 1 and 3, for this utility model applied in the instantiation in the structure of self-anchored suspension bridge, this self-anchored suspension bridge is girder steel lattice-concrete slab composite beam, and it includes girder steel lattice and concrete slab 1, and concrete slab 1 is erected on girder steel lattice；Described girder steel lattice include main longitudinal grider, stringer 2 and crossbeam (include in Fig. 3 the first dividing plate 17, second partition the 18, the 3rd dividing plate 19)；Main longitudinal grider includes top board 6, base plate the 5, first web 3 and the second web 4, and above-mentioned all tabular components are all provided with longitudinal stiffener 7 by welding manner；Described stringer 2 is twice, and concrete slab 1 is erected on stringer 2, main longitudinal grider, crossbeam.
As in figure 2 it is shown, tower beam joint structure of the present utility model includes king-tower 12 and main longitudinal grider, this king-tower 12 passes from main longitudinal grider.For ensureing the needs that king-tower 12 construction space and Cheng Qiaohou tower beam stress separate, between king-tower 12 and main longitudinal grider, leave gap 13.So, within the king-post of king-tower 12 is arranged in girder planar range, the king-post of king-tower 12 keeps the most through from top to bottom, it is ensured that the power transmission of king-tower 12 king-post is continuous.
When specifically applying, for ensureing that main longitudinal grider dodges king-tower 12, described main longitudinal grider arranges at infall and punches, the planar dimension that punches should be greater than king-tower 12 king-post sectional dimension, simultaneously reserved pour the template erection space needed for king-tower 12 king-post, and meet tower beam and deform under load action respectively the gap 13 of collision free.
In the present embodiment, king-tower 12 is rectangular cross section, at corner location inside rounding arc.
The weakening in main longitudinal grider cross section at this will be caused owing to main longitudinal grider punches, for guaranteeing main longitudinal grider bearing capacity, in the present embodiment, main longitudinal grider further increases twice web, i.e. the 3rd web the 8, the 4th web 10, thus form two little chamber, strengthen longitudinal rigidity and the torsional rigidity of main longitudinal grider.First stiffener the 9, second stiffener 11 being used for keeping top board 6, base plate the 5, first web 3 and the second web 4 stability is increased respectively in above-mentioned little chamber.
Further, as preferred embodiment, in order to strengthen girder torsional rigidity and globality, in little chamber, increase multiple tracks diaphragm plate respectively, such as first diaphragm plate the 14, second diaphragm plate 15, diaphragm plate leaves hole 16, in order to meet the needs of later stage maintenance.
As shown in Figure 3, general position on main longitudinal grider is provided with the first dividing plate 17, starting point at the 3rd web the 8, the 4th web 10 has additional the 3rd dividing plate 19 of reinforcement, and the starting point at tower beam joint has additional the second partition 18 of reinforcement, plays the effect strengthening little chamber entirety stress.The first diaphragm plate 14 it is provided with, to be used for having strengthened self rigidity and overall performance in each little chamber.Top board 6, base plate 5 and concrete slab 1 are gradually widened at changeover portion, and offer hole at king-tower 12, meet the needs that king-tower 12 runs through.
Below being only preferred implementation of the present utility model, protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, should be regarded as protection domain of the present utility model.
Claims (8)
1. the tower beam joint structure being applied to self-anchored suspension bridge, it is characterised in that it includes that king-tower (12) and main longitudinal grider, described king-tower (12) pass from main longitudinal grider, leaves gap (13) between described king-tower (12) and main longitudinal grider.
The tower beam joint structure being applied to self-anchored suspension bridge the most according to claim 1, it is characterized in that, described main longitudinal grider arranges at the infall with king-tower (12) and punches, the described planar dimension sectional dimension more than king-tower (12) king-post that punches, and it is reserved with the template erection space poured needed for described king-tower (12) king-post.
The tower beam joint structure being applied to self-anchored suspension bridge the most according to claim 1, it is characterised in that described king-tower (12) is rectangular cross section, at corner location inside rounding arc.
4. according to the tower beam joint structure being applied to self-anchored suspension bridge described in Claims 2 or 3, it is characterized in that, described main longitudinal grider includes top board (6), base plate (5), the first web (3) and the second web (4), and all tabular components are provided with longitudinal stiffener (7).
The tower beam joint structure being applied to self-anchored suspension bridge the most according to claim 4, it is characterized in that, described main longitudinal grider also sets up the 3rd web (8) and the 4th web (10), forms two chamber together with top board (6), base plate (5), the first web (3) and the second web (4).
The tower beam joint structure being applied to self-anchored suspension bridge the most according to claim 5, it is characterized in that, be respectively provided with in described chamber for keeping first stiffener (9) of top board (6), base plate (5), the first web (3) and the second web (4) stability, the second stiffener (11).
The tower beam joint structure being applied to self-anchored suspension bridge the most according to claim 5, it is characterised in that be provided with multiple tracks diaphragm plate in described chamber, described diaphragm plate leaves hole (16).
The tower beam joint structure being applied to self-anchored suspension bridge the most according to claim 5, it is characterized in that, general position on described main longitudinal grider is provided with the first dividing plate (17), have additional the 3rd dividing plate (19) of reinforcement in described 3rd web (8), the starting point of the 4th web (10), the starting point at tower beam joint has additional the second partition (18) of reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520885144.XU CN205421002U (en) | 2015-11-09 | 2015-11-09 | Be applied to self anchored suspension bridge's tower girder segment dot structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520885144.XU CN205421002U (en) | 2015-11-09 | 2015-11-09 | Be applied to self anchored suspension bridge's tower girder segment dot structure |
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| CN205421002U true CN205421002U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520885144.XU Active CN205421002U (en) | 2015-11-09 | 2015-11-09 | Be applied to self anchored suspension bridge's tower girder segment dot structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758815A (en) * | 2016-12-29 | 2017-05-31 | 中铁第四勘察设计院集团有限公司 | Bridge floor bridge tower structure is worn in one kind |
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2015
- 2015-11-09 CN CN201520885144.XU patent/CN205421002U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758815A (en) * | 2016-12-29 | 2017-05-31 | 中铁第四勘察设计院集团有限公司 | Bridge floor bridge tower structure is worn in one kind |
| CN106758815B (en) * | 2016-12-29 | 2018-12-14 | 中铁第四勘察设计院集团有限公司 | Bridge floor bridge tower structure is worn in one kind |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410008 Hunan province Changsha Kaifu District, Furong Road two No. 158 Patentee after: Hunan Traffic Planning Survey and Design Institute Co Ltd Address before: 410008 Hunan province Changsha Kaifu District, Furong Road two No. 158 Patentee before: Hunan Communication Planning and Prospecting Design Academy |
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| CP01 | Change in the name or title of a patent holder |