CN110016861A - A kind of crossbeam-free queen post Cable-stayed Bridge Pylon and the cable-stayed bridge containing it - Google Patents
A kind of crossbeam-free queen post Cable-stayed Bridge Pylon and the cable-stayed bridge containing it Download PDFInfo
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- CN110016861A CN110016861A CN201910277168.XA CN201910277168A CN110016861A CN 110016861 A CN110016861 A CN 110016861A CN 201910277168 A CN201910277168 A CN 201910277168A CN 110016861 A CN110016861 A CN 110016861A
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- 230000007704 transition Effects 0.000 claims abstract description 8
- 239000000725 suspension Substances 0.000 claims description 15
- 239000011150 reinforced concrete Substances 0.000 claims description 10
- 238000005034 decoration Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000001788 irregular Effects 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 241000233805 Phoenix Species 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000000887 hydrating effect Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
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- 238000011105 stabilization Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 230000000007 visual effect Effects 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
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
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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
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of crossbeam-free queen post Cable-stayed Bridge Pylons, including right cylinder tower, lower beam and bottom bracing structure, the right cylinder tower is horizontally arranged with two, two right cylinder tower lower ends are each attached on bottom bracing structure, and it links together in bridge floor below by way of lower beam, the following beam top of right cylinder tower is that boundary is divided into king-post and tower leg, the tower leg is located at below king-post, and directly connect with bottom bracing structure, the interconnecting piece between the king-post and tower leg forms right cylinder tower by smoother transition；The invention also includes the cable-stayed bridges for containing above-mentioned crossbeam-free queen post Cable-stayed Bridge Pylon.The present invention reduces upper beams, to save project amount, simplify construction procedure, avoid high-altitude support cast-in-place operation, save project cost, can also reduce the self weight of Sarasota, conducive to the safety and stability for improving Sarasota.
Description
Technical field
The present invention relates to bridge fields, and in particular to a kind of crossbeam-free queen post Cable-stayed Bridge Pylon and the oblique pull containing it
Bridge.
Background technique
The Sarasota of cable-stayed bridge is the main supporting member of entire Cable-Stayed Bridge Structure, connects girder by suspension cable, is formed whole
The common stress of body.Sarasota is the bending component for being primarily subjected to moment of flexure and axle power, and axial a part is that Sarasota self weight generates, mainly
Part be by suspension cable transmitting come superstructure load；Moment of flexure a part is generated by vertical pressure bias, another
Part is generated by horizontal applied force, such as drag-line horizontal component, wind load, geological process.In long span stayed-cable bridge, Sarasota
King-post subjects huge axle power and moment of flexure, it should carry out every checking computations review to tower.However, the stress distribution shape of Sarasota structure
State and Sarasota form and construction are closely related.
Cable-stayed Bridge Pylon broad form can be divided into A shape, diamond, Y shape, Men Xingta, and first three tower is needed because of its moulding
It wants, tower height is suitable for the biggish cable-stayed bridge of span generally in 120m or more, and then the scope of application is larger for door shape tower, in
Small across footpath cable-stayed bridge mostly uses this kind of tower.But in previous oblique pull portal shaped Deethanizer design, in order to reinforce stability of tower crane body, all
Upper beam is set in tower top.When the spacing between king-post is larger, such design method can make the visual field of cable-stayed bridge penetrating
Property is severely impacted；Gate-type tower upper beam increases the degree of statical indeterminacy of bridge tower structure, in temperature field and differential settlement
Effect is lower to generate biggish second inner force, is unfavorable for structure stress.Conventional gate-type tower moulding is dull, and lines are stiff, landscape effect
It is extremely general, it is subject to the vision interference of upper beam, gate-type tower is usually in a disadvantageous position in structure model selection, significantly limits medium and small
The development of across footpath cable-stayed bridge.
Cable-stayed bridge provides multiple spot resilient support to stiff girder by suspension cable, increases the span of bridge, while oblique pull
The horizontal component of rope acts on stiff girder, and stiff girder is made to bear huge axle power.Meanwhile with the lengthening of beam section, near Sarasota
The stiff girder axle power in region is bigger.For concrete deck cable stayed bridge stiff girder section frequently with PK beam section, stiff girder is attached in Sarasota fulcrum
It is closely acted on by longitudinal axle power and fulcrum hogging moment, forms box section frequently with bottom plate is increased, but adding bottom plate and no bottom plate
Interface near, there is mutation in stiff girder Path of Force Transfer, stress is extremely complex.In addition, be to avoid stiff girder in Sarasota position,
King-post horizontal spacing is usually wider, influences landscape effect.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide a kind of crossbeam-free queen post oblique pull
Bridge Sarasota and cable-stayed bridge containing it, it reduces upper beam, to save project amount, simplifies construction procedure, avoids height
Empty support cast-in-place operation saves project cost, can also reduce the self weight of Sarasota, conducive to the safety and stabilization for improving Sarasota
Property.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows: a kind of crossbeam-free queen post cable-stayed bridge rope
Tower, including right cylinder tower, lower beam and bottom bracing structure, the right cylinder tower are horizontally arranged with two, and two right cylinder tower lower ends are equal
It is fixed on bottom bracing structure, and links together in bridge floor below by way of lower beam, the following beam top of right cylinder tower is boundary
Be divided into king-post and tower leg, the tower leg is located at below king-post, and directly connect with bottom bracing structure, the king-post and tower leg it
Between interconnecting piece pass through smoother transition formed right cylinder tower.
As a further improvement of the above technical scheme: being arc structure on the outside of the direction across bridge of the right cylinder tower, inside is
Linear structure, direction across bridge width are in that camber line reduces from bottom to top；The suitable bridge of tower leg is in several grades of step structures to two sides, respectively
Grade ladder becomes smaller with tower leg cross-sectional width from bottom to top and successively disappears, and the suitable bridge of the king-post is in step shape to two sides
Structure.
Further, the right cylinder tower section along ladder from bridge to two sides according to curvilinear motion, the ladder in outside gradually decreases
To one compared with low height, then by along bridge to cross-sectional width transition this grade of ladder is fallen into oblivion, realization king-post section along bridge to
The reduction of size.
Further, the suitable bridge of the tower leg is in two-stage step structure to two sides, and first order ladder vertically continuously prolongs
Tower top is extended to, second level ladder vertically continuously extends to the above certain altitude of bridge floor.
Further, the section of the tower leg is 0.2≤b≤5m to the ladder width variation range of two sides along bridge, and thickness becomes
Change range is 0.1≤h≤1m.
It further, is octagon hollow structure, octagon hollow structure and tower leg cross-bridges inside the section of the right cylinder tower
The straight line of circular arc line, inside outward and to the ladder of two sides irregular box section is formed along bridge, octagon is hollow
Structure forms box section to two sides with the straight line of circular arc line, inside on the outside of king-post direction across bridge and along bridge；The lower part branch
Support structure includes cushion cap and pile foundation, and the cushion cap is hexagonal structure, and the pile foundation is cylindrical structure；The right cylinder tower top
Portion is equipped with tower top decoration mechanism, and the tower top decoration mechanism is low inside and high outside corner cut structure, on the outside of the king-post direction across bridge
Several grades of ladders extend to right cylinder top of tower along corner cut structure direction；The king-post of the right cylinder tower is ordinary reinforced concrete knot
Structure, the tower leg of right cylinder tower are prestressed reinforced concrete structure, and the lower beam is prestressed reinforced concrete structure；Lower beam
Outer profile is rectangle, and inner cavity is octagon, and inner cavity and exocoel form box section.
A kind of crossbeam-free queen post cable-stayed bridge, queen post Sarasota, suspension cable including above-mentioned crossbeam-free and puts more energy into
The queen post Sarasota of beam, described suspension cable one end and crossbeam-free connects, and the other end is connect with stiff girder, and the stiff girder is in nothing
Constriction is formed two grooves by the transverse width within the scope of the queen post Sarasota of upper beam, and two king-posts are respectively placed in groove.
As a further improvement of the above technical scheme: if the stiff girder is near the queen post Sarasota of crossbeam-free
Bottom plate is equipped in dry beam section region, bottom plate is three Room section of single case；Being equipped in 2~3 adjacent beam section regions makes bottom plate
The bottom plate changeover portion that is seamlessly transitted to double packing list rooms section of three Room section of single case.
Further, second level chamfering is equipped in the groove；The depth of groove is equal to sidewalk width；The stiff girder dorsal funciculus
Bottom plate near zone is in closed state.
Further, the suspension cable uses parallel rope face structure, will substantially reduce the direction across bridge moment of flexure and torque of Sarasota.
Compared with the prior art, the advantages of the present invention are as follows:
1, the queen post Cable-stayed Bridge Pylon of crossbeam-free of the invention compares existing conventional gate-type tower, reduces cross
Beam simplifies construction procedure to save project amount, avoids high-altitude support cast-in-place operation, saves project cost, may be used also
The self weight of Sarasota is reduced, conducive to the safety and stability for improving Sarasota；
2, the right cylinder tower of the queen post Cable-stayed Bridge Pylon of crossbeam-free of the invention uses and sets stepped irregular box-shaped
Section, lower beam use box section, and wherein tower leg and lower beam are all made of prestressed reinforced concrete structure, are meeting stress
Under the premise of it is required that, area of section is effectively reduced, is conducive to reduce concrete hydrating fuel factor, improves the precompression effect in section
The working performance of right cylinder tower and lower beam is substantially improved in rate, and multistage ladder improves the section bending resistance of king-post and tower leg, from
And increase the bearing capacity safety coefficient of full-bridge；
3, the queen post Cable-stayed Bridge Pylon of crossbeam-free of the invention passes through the setting of multistage ladder on section, with lucid and lively
Lines carry out vertically extending connection, and tower top decoration (phoenix head), king-post (phoenix neck) and tower leg (phoenix tail) are formed organic whole, made
Entire Sarasota one integrated mass is not provided with upper beam and effectively prevents unnecessary vision interference, can also form " phoenix spreads the wings " scape
As structure is very beautiful；
4, the stiff girder containing bottom plate and bottom plate changeover portion, tool are used in the queen post cable-stayed bridge of crossbeam-free of the invention
Have that power transmission is even suitable, the high advantage of resistance to compression, bending bearing capacity；
5, king-post is located in the groove of stiff girder in the queen post cable-stayed bridge of crossbeam-free of the invention, single king-post
Suspension cable is respectively positioned in same plane, is avoided the calculating and setting-out of three-dimensional space angle and coordinate, is greatly simplified calculating
And difficulty of construction.
Detailed description of the invention
Fig. 1 is the schematic view of facade structure of the queen post Cable-stayed Bridge Pylon of crossbeam-free of the present invention；
Fig. 2 is the profile of line A-A in Fig. 1；
Fig. 3 is the profile of line B-B in Fig. 1；
Fig. 4 is the profile of line C-C in Fig. 1；
Fig. 5 is the profile of line D-D in Fig. 1；
Fig. 6 is the profile of E-E line in Fig. 1；
Fig. 7 is the side structure schematic diagram of the queen post Cable-stayed Bridge Pylon of crossbeam-free of the present invention；
Fig. 8 is the structural schematic diagram of the queen post cable-stayed bridge of crossbeam-free of the present invention；
Fig. 9 is the schematic view of facade structure of the queen post cable-stayed bridge stiff girder of crossbeam-free of the present invention；
Figure 10 is the planar structure schematic diagram of the queen post cable-stayed bridge stiff girder of crossbeam-free of the present invention；
Figure 11 is the profile of F-F line in Fig. 9；
Figure 12 is the profile of G-G line in Fig. 9；
Figure 13 is the profile of H-H line in Fig. 9.
Marginal data:
1, right cylinder tower；11, king-post；12, tower leg；13, first order ladder；14, second level ladder；15, cross-sectional width gradual change
Section；2, lower beam；3, bottom bracing structure；31, cushion cap；32, pile foundation；4, tower top decoration mechanism；001, crossbeam-free is double
Pillar Sarasota；0011, groove；002, suspension cable；003, stiff girder；0031, bottom plate；0032, bottom plate changeover portion.
Specific embodiment
To facilitate the understanding of the present invention, the present invention is made below in conjunction with Figure of description and preferred embodiment more complete
Face meticulously describes, but the protection scope of the present invention is not limited to the following specific embodiments.
As shown in Figures 1 to 7, the crossbeam-free queen post Cable-stayed Bridge Pylon of the present embodiment, including right cylinder tower 1, lower beam 2
With bottom bracing structure 3, right cylinder tower 1 is horizontally arranged with two, and two 1 lower ends of right cylinder tower are each attached on bottom bracing structure 3,
And link together in bridge floor below by way of lower beam 2, right cylinder tower 1 is divided into king-post 11 and tower leg 12 using 2 top of lower beam as boundary,
Tower leg 12 is located at 11 lower section of king-post, and directly connect with bottom bracing structure 3, and the interconnecting piece between king-post 11 and tower leg 12 passes through
Smoother transition forms right cylinder tower 1.
It is arc structure on the outside of the direction across bridge of right cylinder tower 1 in the present embodiment, inside is linear structure, and direction across bridge width is certainly
It is lower and upper in camber line reduction；The suitable bridge of tower leg 12 is in several grades of step structures to two sides, and ladders at different levels are from bottom to top with tower
12 cross-sectional width of leg becomes smaller and successively disappears, and the suitable bridge of king-post 11 is in step shape structure to two sides.
In the present embodiment, 1 section of right cylinder tower along ladder from bridge to two sides according to curvilinear motion, the ladder in outside gradually decreases
To one compared with low height, then by along bridge to cross-sectional width transition 15 this grade of ladder is fallen into oblivion, realization 11 section of king-post it is suitable
Reduction of the bridge to size.
In the present embodiment, the suitable bridge of tower leg 12 is in two-stage step structure to two sides, and first order ladder 13 vertically connects
It renews and extends to tower top, second level ladder 14 vertically continuously extends to the above certain altitude of bridge floor.
In the present embodiment, the section of tower leg 12 along bridge to the ladder width variation range of two sides be 0.2≤b≤5m, thickness
Variation range is 0.1≤h≤1m.
It is octagon hollow structure, octagon hollow structure and tower leg 12 inside the section of right cylinder tower 1 in the present embodiment
The straight line of circular arc line, inside outward and to the ladder of two sides irregular box section is formed along bridge, octagon is hollow
Structure forms box section to two sides with the straight line of circular arc line, inside on the outside of 11 direction across bridge of king-post and along bridge；Lower support
Structure 3 includes cushion cap 31 and pile foundation 32, and cushion cap 31 is hexagonal structure, and pile foundation 32 is cylindrical structure, hexagon cushion cap 31
The wedge angle of direction across bridge two sides has both collision avoidance and water is divided to act on, and reduces ship impact force and water flow pressure, and effective protection is entire
The safety of Cable-stayed Bridge Pylon and reasonable stress.
In the present embodiment, tower top decoration mechanism 4 is equipped at the top of right cylinder tower 1, tower top decoration mechanism 4 is low inside and high outside corner cut
Structure, several grades of ladders on the outside of 11 direction across bridge of king-post extend to 1 top of right cylinder tower, tower top decoration mechanism along corner cut structure direction
4 use low inside and high outside corner cut moulding, and the ladder on the outside of 11 direction across bridge of king-post extends to pinnacle of a pagoda along corner cut direction, make in phoenix head
Type leads king-post 11, tower leg 12 to form " phoenix spreads the wings " scene.
In the present embodiment, the king-post 11 of right cylinder tower 1 is ordinary reinforced concrete structure, and the tower leg 12 of right cylinder tower 1 is to answer in advance
Power reinforced concrete structure, lower beam 2 are prestressed reinforced concrete structure；2 outer profile of lower beam is rectangle, and inner cavity is eight sides
Shape, inner cavity and exocoel form box section and effectively increase prestressed efficiency in lower beam roof and floor inner stretch-draw prestressing force,
Greatly improve the working performance of lower beam.
As shown in Fig. 8 to Figure 13, a kind of crossbeam-free queen post cable-stayed bridge, the queen post rope including above-mentioned crossbeam-free
The queen post Sarasota 001 of tower 001, suspension cable 002 and stiff girder 003,002 one end of suspension cable and crossbeam-free connects, the other end
It is connect with stiff girder 003, transverse width constriction is formed two in 001 range of queen post Sarasota of crossbeam-free by stiff girder 003
A groove 0011, two king-posts 11 are respectively placed in groove 0011, and lateral 11 distance of king-post is made to further, and realize that queen post Sarasota is oblique
The parallel rope face for drawing bridge, greatly simplifies the difficulty of construction lofting.
In the present embodiment, stiff girder 003 is set in several beam section regions near the queen post Sarasota 001 of crossbeam-free
There is bottom plate 0031, bottom plate 0031 is three Room cross section structure of single case；The list for making bottom plate is equipped in 2~3 adjacent beam section regions
The bottom plate changeover portion 0032 that three Room section of case is seamlessly transitted to double packing list rooms section, bottom plate changeover portion 0032 enable stiff girder 003
It is even to transmit axle power suitablely, and the tunneling boring bottom plate 0031 added can then improve the resistance to compression and bending bearing capacity of stiff girder 003.
In the present embodiment, it is equipped with second level chamfering in groove 0011, keeps 003 Path of Force Transfer of stiff girder more smoothly；Groove
0011 depth is equal to sidewalk width, and pedestrian passage of the pedestrian through being centered around on king-post 11 is current；Near 003 dorsal funciculus of stiff girder
Bottom plate 0031 in region is in closed state, increases end bay self weight, while also providing space for ballast.
In the present embodiment, suspension cable 002 uses parallel rope face structure, i.e., the suspension cable of single king-post is same vertical
In plane.
Claims (10)
1. a kind of crossbeam-free queen post Cable-stayed Bridge Pylon, including right cylinder tower (1), lower beam (2) and bottom bracing structure (3),
The right cylinder tower (1) is horizontally arranged with two, and two right cylinder tower (1) lower ends are each attached on bottom bracing structure (3), and in bridge
Face links together below by way of lower beam (2), and right cylinder tower (1) is divided into king-post (11) and tower leg by boundary of lower beam (2) top
(12), the tower leg (12) is located at below king-post (11), and directly connect with bottom bracing structure (3), the king-post (11) and
Interconnecting piece between tower leg (12) forms right cylinder tower (1) by smoother transition.
2. crossbeam-free queen post Cable-stayed Bridge Pylon according to claim 1, it is characterised in that: the right cylinder tower (1)
It is arc structure on the outside of direction across bridge, inside is linear structure, and direction across bridge width is in that camber line reduces from bottom to top；Tower leg (12) it is suitable
Bridge is in several grades of step structures to two sides, and ladders at different levels become smaller with tower leg (12) cross-sectional width from bottom to top and successively disappear
It loses, the suitable bridge of the king-post (11) is in step shape structure to two sides.
3. crossbeam-free queen post Cable-stayed Bridge Pylon according to claim 2, it is characterised in that: the right cylinder tower (1) is disconnected
Face along ladder from bridge to two sides according to curvilinear motion, the ladder in outside is gradually reduced to one compared with low height, then by along bridge to
Cross-sectional width transition (15) this grade of ladder is fallen into oblivion, realize reduction of king-post (11) section along bridge to size.
4. crossbeam-free queen post Cable-stayed Bridge Pylon according to claim 2, it is characterised in that: the tower leg (12) it is suitable
Bridge is in two-stage step structure to two sides, and first order ladder (13) vertically continuously extends to tower top, second level ladder (14)
Vertically continuously extend to the above certain altitude of bridge floor.
5. the crossbeam-free queen post Cable-stayed Bridge Pylon according to any one of claim 2-4, it is characterised in that: the tower
The section of leg (12) along bridge to the ladder width variation range of two sides be 0.2≤b≤5m, thickness change range be 0.1≤h≤
1m。
6. the crossbeam-free queen post Cable-stayed Bridge Pylon according to any one of claim 2-4, it is characterised in that: described straight
It is octagon hollow structure inside the section of column tower (1), circular arc line on the outside of octagon hollow structure and tower leg (12) direction across bridge,
The straight line of inside and irregular box section is formed to the ladder of two sides along bridge, octagon hollow structure and king-post (11) are horizontal
Bridge circular arc line outward, the straight line of inside and box section is formed to two sides along bridge；The bottom bracing structure (3) includes
Cushion cap (31) and pile foundation (32), the cushion cap (31) are hexagonal structure, and the pile foundation (32) is cylindrical structure；It is described straight
Tower top decoration mechanism (4) are equipped at the top of column tower (1), the tower top decoration mechanism (4) is low inside and high outside corner cut structure, the tower
Several grades of ladders on the outside of column (11) direction across bridge extend at the top of right cylinder tower (1) along corner cut structure direction；The right cylinder tower (1)
King-post (11) is ordinary reinforced concrete structure, and the tower leg (12) of right cylinder tower (1) is prestressed reinforced concrete structure, under described
Crossbeam (2) is prestressed reinforced concrete structure；Lower beam (2) outer profile is rectangle, and inner cavity is octagon, inner cavity and exocoel shape
At box section.
7. a kind of crossbeam-free queen post cable-stayed bridge, it is characterised in that: including supreme cross of any of claims 1-6
Queen post Sarasota (001), suspension cable (002) and the stiff girder (003) of beam, described suspension cable (002) one end and crossbeam-free
Queen post Sarasota (001) connection, the other end are connect with stiff girder (003), queen post of the stiff girder (003) in crossbeam-free
Constriction is formed two grooves (0011) by the transverse width in Sarasota (001) range, and two king-posts (11) are respectively placed in groove
(0011) in.
8. crossbeam-free queen post cable-stayed bridge according to claim 7, it is characterised in that: the stiff girder (003) is in nothing
It is equipped with bottom plate (0031) in several beam section regions of the queen post Sarasota (001) of upper beam nearby, bottom plate (0031) is single case
Three Room section；Being equipped in 2~3 adjacent beam section regions makes the three Room section of single case of bottom plate (0031) to double packing list rooms section
The bottom plate changeover portion (0032) of smooth transition.
9. crossbeam-free queen post cable-stayed bridge according to claim 8, it is characterised in that: be equipped in the groove (0011)
Second level chamfering；The depth of groove (0011) is equal to sidewalk width；Bottom plate in stiff girder (003) the dorsal funciculus near zone
It (0031) is in closed state.
10. crossbeam-free queen post cable-stayed bridge according to claim 7, it is characterised in that: the suspension cable (002) uses
Parallel rope face structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910277168.XA CN110016861B (en) | 2019-04-08 | 2019-04-08 | Double-column cable-stayed bridge cable tower without upper beam and cable-stayed bridge comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910277168.XA CN110016861B (en) | 2019-04-08 | 2019-04-08 | Double-column cable-stayed bridge cable tower without upper beam and cable-stayed bridge comprising same |
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| Publication Number | Publication Date |
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| CN110016861A true CN110016861A (en) | 2019-07-16 |
| CN110016861B CN110016861B (en) | 2024-03-22 |
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| CN201910277168.XA Active CN110016861B (en) | 2019-04-08 | 2019-04-08 | Double-column cable-stayed bridge cable tower without upper beam and cable-stayed bridge comprising same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144372A (en) * | 2020-09-17 | 2020-12-29 | 中铁第五勘察设计院集团有限公司 | Short tower cable-stayed bridge |
| CN113356054A (en) * | 2021-06-26 | 2021-09-07 | 山东省公路桥梁建设有限公司 | Cable tower and construction method thereof |
| CN114575236A (en) * | 2022-03-09 | 2022-06-03 | 中铁大桥勘测设计院集团有限公司 | Bridge structure based on pavement is arranged around tower |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112144372A (en) * | 2020-09-17 | 2020-12-29 | 中铁第五勘察设计院集团有限公司 | Short tower cable-stayed bridge |
| CN113356054A (en) * | 2021-06-26 | 2021-09-07 | 山东省公路桥梁建设有限公司 | Cable tower and construction method thereof |
| CN113356054B (en) * | 2021-06-26 | 2023-02-14 | 山东省公路桥梁建设集团有限公司 | Cable tower and construction method thereof |
| CN114575236A (en) * | 2022-03-09 | 2022-06-03 | 中铁大桥勘测设计院集团有限公司 | Bridge structure based on pavement is arranged around tower |
| CN114575236B (en) * | 2022-03-09 | 2023-12-29 | 中铁大桥勘测设计院集团有限公司 | Bridge structure based on pavement is around tower arrangement |
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