CN207484265U - Spelling fills implicit low-pylon cable-stayed bridge - Google Patents
Spelling fills implicit low-pylon cable-stayed bridge Download PDFInfo
- Publication number
- CN207484265U CN207484265U CN201721401213.0U CN201721401213U CN207484265U CN 207484265 U CN207484265 U CN 207484265U CN 201721401213 U CN201721401213 U CN 201721401213U CN 207484265 U CN207484265 U CN 207484265U
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- China
- Prior art keywords
- partition board
- beam body
- cable
- inhaul
- bridge
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Abstract
The utility model is related to a kind of spellings to fill implicit low-pylon cable-stayed bridge, including turning to partition board, across end anchor cable partition board across inhaul, precast box girder segment, across interior, the precast box girder segment assembles to form the beam body with beam body case, it is described to be arranged in beam body case across interior steering partition board and across end anchor cable partition board, across the inhaul Hide All in beam body case, it is described across inhaul with across interior steering partition board, across end anchor cable partition board adjustment position and anchored.Compared with prior art, the utility model integrates " low-pylon cable-stayed bridge, light thin wall box beam, general module are assembled " three technology, a kind of completely new Bridge Types are created, China's beam bridge has been filled up and has matched rope technology existing defects and blank in the theory, method and specification of design in vitro；Bridge construction is fast, at low cost, quality is high, landscape is good；The key structures such as suspension cable are reached, be can detect, is easy-maintaining, easy replacement.
Description
Technical field
The utility model belongs to technical field of civil engineering, and implicit low-pylon cable-stayed bridge is filled more particularly, to a kind of spelling.
Background technology
Traditional low-pylon cable-stayed bridge includes the major parts such as suspension cable, Sarasota, girder, and structural shape is succinct, and overall performance is excellent
More, it is one of common bridge type of science of bridge building.It is developed both at home and abroad and is attached great importance to, until the nineties in last century, in structure
Construction, design calculating, construction etc. have made intensive studies, and establish complete technical system.
At home, low-pylon cable-stayed bridge is smooth as a kind of development of cable-stayed bridge, but as a kind of original intention of development of beam bridge
Do not paid attention to instead, and start to generate apparent imbalance：1. the development of low-pylon cable-stayed bridge becomes closer to conventional cable-stayed bridge.Rope
Tower gradually increases, and girder is not reduced accordingly due to the single cable plane feature of low-pylon cable-stayed bridge.Drag-line Function is insufficient, structure
There is contradiction in characteristic.2. development and the development of beam bridge of low-pylon cable-stayed bridge fail effectively to be connected.It industrializes under build model, beam
The application with rope technology is day by day extensive outside formula pontic, but external tendon is apparent stagnant in the follow-up of the theory of design, method and specification
Afterwards.At present, designer still is based on the checking computations that plane deformation hypothesis carries out beam bridge cross-sectional strength, and this hypothesis is complete
The complete inapplicable external beam bridge for matching rope, such result of calculation and physical presence obvious deviation, cause to match Suo Buneng independences in vitro,
Structure design is extremely unreasonable.Regrettably, this phenomenon is had not been reported in the trial fundamentally changed so far.
Utility model content
Development for above-mentioned domestic low-pylon cable-stayed bridge fails effectively to be connected with the development of beam bridge, and beam bridge matches rope in vitro
Technology the existing defects in the theory, method and specification of design and blank the problem of, the utility model provide a kind of spelling fill it is hidden
Formula low-pylon cable-stayed bridge.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of spelling fills implicit low-pylon cable-stayed bridge, including turning to partition board, across end across inhaul, precast box girder segment, across interior
Anchor cable partition board, the precast box girder segment assemble to form the beam body with beam body case, described across interior steering partition board and across end anchor cable
Partition board is arranged in beam body case, across the inhaul Hide All in beam body case, it is described across inhaul with across interior steering partition board,
Across end anchor cable partition board adjustment position and anchored.
The lower end of the beam body is beam bottom, the setting of beam body upper end across end, it is described across inhaul be anchored at across inner beam bottom across
On interior steering partition board, it is anchored in being bent up across end across on the anchor cable partition board of end.
It is described mainly to provide vertical counter-force to beam body at interior steering partition board across inhaul, in the master at the anchor cable partition board of end
Longitudinal pressure is provided to beam body.There is complete suspension cable across inhaul as a result, and show as a kind of unique bridge
Structure --- implicit suspension cable.It can be designed and be calculated by corresponding suspension cable standard.
Across end anchor cable partition board anchoring bend up across inhaul, while as beam body end diaphragm plate, more show as one kind
Unique bridge structure --- implicit Sarasota.
When bridge is multispan consecutive hours, across end, anchor cable partition board is combined into one at continuous place, respectively across across inhaul crossed anchor
Be fixed in continuously locate across end anchor cable partition board on.Across end, anchor cable partition board has unique Sarasota function concurrently as a result, can be by corresponding beam body
The standard of partition board and Cable-stayed Bridge Pylon is designed and calculates.
It is supported below beam body by abutment pier and middle pier.
The precast box girder segment includes top plate, bottom plate and web, and the bottom plate is parallel with top plate, and the web is arranged on
Top plate is between bottom plate, and top plate, bottom plate and web surround beam body case.
Due to pressing low-pylon cable-stayed bridge design, the precast box girder segment can not use other longitudinal prestressings and anchoring to set
It applies, the structure and construction of segment are greatly simplified, when carrying out the standardization precast segment of bridge and universal module assembly, have
Better adaptability, economy and construction efficiency.
Compared with prior art, the advantageous effects of the utility model embody in the following areas：
1st, " low-pylon cable-stayed bridge, light thin wall box beam, general module are assembled " three technology is integrated, is created a kind of completely new
Bridge Types have filled up a blank of Bridges in Our Country technology.
2nd, solve domestic beam bridge in vitro with rope technology development in the theory, method and specification of design existing defects and
The problem of blank, the accuracy of calculating, the reasonability of design effectively improve.
3rd, the segment designed by low-pylon cable-stayed bridge can not use other longitudinal prestressings and anchoring means, structure and construction letter
Change, standardization precast segment and the universal module that bridge can be better achieved are assembled.Bridge construction is fast, at low cost, quality is high,
Landscape is good.Key structure is reached, be can detect, is easy-maintaining, easy replacement.
Description of the drawings
Fig. 1 is that the spelling of the utility model fills implicit low-pylon cable-stayed bridge schematic diagram；
Fig. 2 is the implicit low-pylon cable-stayed bridge operation principle schematic diagram of Fig. 1；
Fig. 3 is the multispan continuous stay cable of Fig. 1 and anchor cable organigram；
Fig. 4 is the standardization thin-walled precast box girder segment schematic diagram of Fig. 1.
Serial number in figure：1st, spelling fills implicit low-pylon cable-stayed bridge, and 2, across inhaul, 3, precast box girder segment, 4, across interior steering
Partition board, 5, across end anchor cable partition board, 6, beam bottom, 7, across end, 8, top plate, 9, bottom plate, 10, web, 11, abutment pier, 12, middle pier.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment
As shown in Figure 1, spelling fill implicit low-pylon cable-stayed bridge 1 include across inhaul 2, precast box girder segment 3, across it is interior turn to every
Plate 4, across end anchor cable partition board 5, precast box girder segment 3 assembling formed with beam body case beam body, across it is interior steering partition board 4 with across end anchor
Rope partition board 5 is arranged in beam body case, across 2 Hide All of inhaul in beam body case, across inhaul 2 with across interior steering partition board 4, across
End anchor cable partition board 5 adjusts position and is anchored.The lower end of beam body is beam bottom 6, and the setting of beam body upper end exists across end 7 across inhaul 2
Across inner beam bottom 6 is anchored in across on interior steering partition board 4, is anchored in being bent up across end 7 across on the anchor cable partition board 5 of end.By side below beam body
Pier 11 is supported with middle pier 12.
In the present embodiment, it is oblique for the implicit short tower of 4 track 30m across footpaths, 3 Span Continuous spelling dress that spelling fills implicit low-pylon cable-stayed bridge 1
Draw bridge.
In the present embodiment, often across 8 of setting across inhaul 2.
With reference to figure 2, mainly vertical counter-force is being provided to beam body at interior steering partition board 4 across inhaul 2, across end anchor cable every
At plate 5 mainly longitudinal pressure is provided to beam body.There is complete suspension cable across inhaul 2 as a result, and show as a kind of only
Special bridge structure --- implicit suspension cable.It can be designed and be calculated by corresponding suspension cable standard.
Across end anchor cable partition board 5 anchor bend up across inhaul 2, while as beam body end diaphragm plate, more show as one
The unique bridge structure of kind --- implicit Sarasota.
With reference to figure 3, when bridge is multispan consecutive hours, across end, anchor cable partition board is combined into one at continuous place, respectively across across interior drawing
Rope intersection be anchored in continuously locate across end anchor cable partition board 5 on.Across end, anchor cable partition board has unique Sarasota function concurrently as a result, can press
The standard of corresponding beam body partition board and Cable-stayed Bridge Pylon is designed and calculates.
With reference to figure 4, precast box girder segment 3 includes top plate 8, bottom plate 9 and web 10, and bottom plate 9 is parallel with top plate 8, web 10
Top plate 8 is arranged between bottom plate 9, and top plate 8, bottom plate 9 and web 10 surround beam body case.Due to pressing low-pylon cable-stayed bridge design,
Longitudinal prestressing pipeline and anchoring means of top plate 8, bottom plate 9 and the web 10 of precast box girder segment 3 without tradition setting, bridge across entirely
Respectively across employing same cross-sectional size：8 thickness 22cm of top plate, 9 thickness 20cm of bottom plate, 10 thickness 35cm of web have better adapted to bridge
Standardization precast segment and universal module it is assembled.3 unit area concrete amount of precast box girder segment compares prestressing with bond
Or the inside and outside mixing prestress box beam low 20~25% of body.
Due to pressing low-pylon cable-stayed bridge design, precast box girder segment can not use other longitudinal prestressings and anchoring means, save
The structure and construction of section are greatly simplified, when carrying out the standardization precast segment of bridge and universal module assembly, have more preferable
Adaptability, economy and construction efficiency.
It is understood that the above description of the embodiments is intended to facilitate those skilled in the art and using practicality
It is novel.Person skilled in the art obviously can easily make these embodiments various modifications, and illustrating herein
General Principle be applied in other embodiment without having to go through creative labor.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art's announcement according to the present utility model, do not depart from improvement that the utility model scope made and
Modification should be all within the protection scope of the utility model.
Claims (6)
1. a kind of spelling fills implicit low-pylon cable-stayed bridge, which is characterized in that including across inhaul (2), precast box girder segment (3), across
Interior to turn to partition board (4), across end anchor cable partition board (5), precast box girder segment (3) assembling forms the beam body with beam body case, institute
State across it is interior steering partition board (4) with across end anchor cable partition board (5) be arranged in beam body case, it is described across inhaul (2) Hide All in beam
In body case, it is described across inhaul (2) with across interior steering partition board (4), adjust and position and anchored across end anchor cable partition board (5).
2. a kind of spelling according to claim 1 fills implicit low-pylon cable-stayed bridge, which is characterized in that the lower end of the beam body is
Beam bottom (6), the setting of beam body upper end are described to be anchored in across inhaul (2) in across inner beam bottom (6) across interior steering partition board (4) across end (7)
On, it is anchored in being bent up across end (7) across on end anchor cable partition board (5).
3. a kind of spelling according to claim 2 fills implicit low-pylon cable-stayed bridge, which is characterized in that described across inhaul (2)
Vertical counter-force mainly is being provided to beam body at interior steering partition board (4), it is vertical mainly being provided at end anchor cable partition board (5) beam body
To pressure.
4. a kind of spelling according to claim 1 fills implicit low-pylon cable-stayed bridge, which is characterized in that when bridge is continuous for multispan
When, be combined into one across end anchor cable partition board (5) at continuous place, respectively across across inhaul intersections be anchored in continuously locate across hold anchor cable every
On plate (5).
5. a kind of spelling according to claim 1 fills implicit low-pylon cable-stayed bridge, which is characterized in that by abutment pier below beam body
(11) it is supported with middle pier (12).
6. a kind of spelling according to claim 1 fills implicit low-pylon cable-stayed bridge, which is characterized in that the precast box girder segment
(3) including top plate (8), bottom plate (9) and web (10), the bottom plate (9) is parallel with top plate (8), and the web (10) is arranged on
Top plate (8) is between bottom plate (9), and top plate (8), bottom plate (9) and web (10) surround beam body case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721401213.0U CN207484265U (en) | 2017-10-26 | 2017-10-26 | Spelling fills implicit low-pylon cable-stayed bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721401213.0U CN207484265U (en) | 2017-10-26 | 2017-10-26 | Spelling fills implicit low-pylon cable-stayed bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207484265U true CN207484265U (en) | 2018-06-12 |
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ID=62477830
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721401213.0U Expired - Fee Related CN207484265U (en) | 2017-10-26 | 2017-10-26 | Spelling fills implicit low-pylon cable-stayed bridge |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107794835A (en) * | 2017-10-26 | 2018-03-13 | 安徽省交通控股集团有限公司 | A kind of spelling fills implicit low-pylon cable-stayed bridge |
-
2017
- 2017-10-26 CN CN201721401213.0U patent/CN207484265U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107794835A (en) * | 2017-10-26 | 2018-03-13 | 安徽省交通控股集团有限公司 | A kind of spelling fills implicit low-pylon cable-stayed bridge |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20191026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |