CN208250889U - A kind of arch bridge suspender structure - Google Patents
A kind of arch bridge suspender structure Download PDFInfo
- Publication number
- CN208250889U CN208250889U CN201820845119.2U CN201820845119U CN208250889U CN 208250889 U CN208250889 U CN 208250889U CN 201820845119 U CN201820845119 U CN 201820845119U CN 208250889 U CN208250889 U CN 208250889U
- Authority
- CN
- China
- Prior art keywords
- sunpender
- bridge
- arch
- crossbeam
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a kind of arch bridge suspender structure, it from bottom to up successively include bridge pier, the crossbeam for mutually overlapping and being fixed on bridge pier and stringer, positioned at the bridge floor in transverse and longitudinal back portion and the arch rib of erection and bridge floor two sides, the top of two sides arch rib is fixedly connected by bracing members, and sunpender is evenly equipped between arch rib and bridge floor；The length of crossbeam is greater than the width of bridge floor, and the bottom end of sunpender is threaded in the both ends of crossbeam, and the top of sunpender is fixed on arch rib.The purpose of the utility model is to provide a kind of arch bridge suspender structures, the structural system outside crossbeam due to choosing, facilitate changeing for sunpender, simultaneously, novel hanging rod structure can directly be connect with arch rib and crossbeam on bridge floor, carry out tensioning in bridge floor, the problem of thoroughly having prevented the corrosion of previous sunpender anchorage zone, improves the safety of arched bridge pre-stressed boom.
Description
Technical field
The utility model relates to arched bridge pre-stressed boom bridge technical fields, more particularly to a kind of arch bridge suspender knot
Structure.
Background technique
Bridge collapse event caused by a lot of drag-lines occurred in recent years both at home and abroad are broken is mainly the corrosion due to sunpender
Caused by fracture, vertical bridge can largely improve to setting stringer.In " the highway concrete-filled steel tube arch that 2015 promulgate
Bridge design specification JTG-T D65-06-2015 " in regulation, in, the bridge floor beam (plate) of Through Concrete-filled Steel Tubular Arch Bridge must adopt
With continuous structure system, the main longitudinal grider of continuous structure system should meet the bearing capacity requirement of 2 times of hoist cable spans.
New demand is proposed to the stringer of CFST Arch Bridge in new specification, although improving CFST Arch Bridge
Safety, but do not account for adjacent sunpender and work in identical environment, when a sunpender is broken, the carrying of adjacent sunpender
Ability is likely to have already appeared deterioration, and when the fracture of single sunpender, will generate certain impact power, therefore be transmitted to adjacent sunpender
Suo Li be typically larger than 1.5 times of original Suo Li, considerably increase the danger that adjacent sunpender is broken, therefore, continuous structure system
The bearing capacity that main longitudinal grider should meet 2 times of hoist cable spans requires fundamentally solve the risk of bridge collapse.Stringer is set
That counts is too strong, and loses the technical advantage of arched bridge pre-stressed boom.
Fundamentally to solve the generation of the cave-in accident of drag-line class bridge, it should set about considering in terms of two, on the one hand
It is the design by stayed structure, enhances the antiseptic property of drag-line, prevents to detect hidden region；It on the other hand is to consider bridge
Life-cycle designs novel sunpender arch bridge structure, changes convenient for sunpender.
The utility model is by changing the structural form of structural system and the connection type of drag-line, to improve drag-line class bridge
The safety of beam.The structural system can be used for the construction of new bridge or the strengthening reconstruction without stringer arched bridge pre-stressed boom.
Utility model content
The purpose of the utility model is to provide a kind of arch bridge suspender structures, to solve the above-mentioned problems of the prior art,
The structural system facilitates changeing for sunpender due to choosing outside crossbeam, meanwhile, novel hanging rod structure, can on bridge floor directly with
Arch rib and crossbeam connection improve sunpender arch the problem of carrying out tensioning in bridge floor, thoroughly prevented the corrosion of previous sunpender anchorage zone
The safety of bridge.
To achieve the above object, the utility model provides following scheme: the utility model provides a kind of arch bridge suspender knot
Structure successively includes bridge pier, the crossbeam for mutually overlapping and being fixed on the bridge pier and stringer, is located at transverse and longitudinal back portion from bottom to up
Bridge floor and setting up fixed with the arch ribs of the bridge floor two sides, the top of arch rib described in two sides by bracing members, the arch rib
Sunpender is evenly equipped between bridge floor；The length of the crossbeam is greater than the width of the bridge floor, and the bottom end of the sunpender is threadedly coupled
At the both ends of the crossbeam, the top of the sunpender is fixed on the arch rib.
Preferably, the both ends of the crossbeam are provided with sunpender anchor point, and the arch rib and the sunpender anchor point are located at same
In one plane, the bottom end of the sunpender is fixedly connected with the sunpender anchor point.
Preferably, the bridge floor two sides are provided with guardrail, and the arch rib, sunpender, sunpender anchor point are respectively positioned on the outside of guardrail.
Preferably, the both ends of the sunpender are provided with anchor cup.
Preferably, the anchor cup end of the sunpender upper end is provided with bi-lug plate, the otic placode of the positioning ring lower end of the arch rib
It is connect by bolt with the bi-lug plate.
Preferably, the anchor cup end of the downrod lower end is fixed with a screw rod, the screw rod and lower end by locking nut
The both ends of the crossbeam are fixed on after connector connection.
Preferably, the lower end connection includes screw shell and bi-lug plate connector, and the bottom end screw thread of the screw rod connects
It connects in the screw shell, two sections is divided into inside the screw shell, one section of top is equipped with screw thread, and following one section is light
Sliding inner wall, screw shell bottom are equipped with fairlead.The screw shell bottom end connects the bi-lug plate connector.
Preferably, the bi-lug plate connector includes that the top being wholely set expands cylindricality steel member and two sides otic placode, institute
It states top enlarged footing cylindricality steel member and the non-threaded region of screw shell inside bottom, the two sides is connected to by enlarged footing
Otic placode is located at the bottom end of the screw shell and is fixedly connected with the otic placode bolt on the crossbeam.
Preferably, the screw shell inner bottom surface is located in the screw shell and the top expands cylindricality steel member
Pressure ring sensor is provided between enlarged footing.
The utility model achieves following technical effect compared with the existing technology:
(1) previous sunpender has been prevented due to the change of connection type for being provided with the arched bridge pre-stressed boom structure of novel sunpender
Check frequency, improve the safety of bridge.
(2) it is chosen outside crossbeam, is respectively positioned on connection structure in visual range, overhauled convenient for daily maintenance, changed in sunpender
When, without carrying out bridge floor cutting, the normal use of bridge is not influenced, while can shorten the construction period, reduce cost.
(3) the hinged connection type in both ends changeing convenient for sunpender, improves previous sunpender in bridge floor interconnecting piece, due to hanging
Local stress caused by sunpender caused by bar temperature etc. tilts is excessive.
(4) use of both ends tie down screw, screw shell, realizes the tensioning on sunpender bridge floor, and screw shell and
Screw size is relatively small, does not influence the overall beautiful of bridge.
(5) arch rib and sunpender are respectively positioned on other than bridge floor, avoid artificial damage.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
The floor map of the road Tu1Wei Qiao system；
Fig. 2 is arch bridge side elevational view；
Fig. 3 is arch rib, sunpender space layout figure；
Fig. 4 is novel hanging rod structure and arch rib connecting structure figure；
Fig. 5 is novel hanging rod structure and crossbeam connecting structure figure；
Wherein, 1 fulcrum crossbeam；Bridge 2 face；3 crossbeams；4 sunpender anchor points；5 stringers；6 bracing members；7 arch ribs；8 guardrails；9 bridges
Pier；10 sunpenders；11 positioning rings；12 bolts；13 otic placodes；14 anchor cups；15 locking nuts；16 screw rods；17 screw shells；18 pressure rings
Sensor；19 bi-lug plate connectors.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The purpose of the utility model is to provide a kind of arch bridge suspender structures, to solve the above-mentioned problems of the prior art,
The structural system facilitates changeing for sunpender due to choosing outside crossbeam, meanwhile, novel hanging rod structure, can on bridge floor directly with
Arch rib and crossbeam connection improve sunpender arch the problem of carrying out tensioning in bridge floor, thoroughly prevented the corrosion of previous sunpender anchorage zone
The safety of bridge.
Arch bridge suspender structure provided by the utility model includes successively from bottom to up bridge pier, mutually overlaps and be fixed on bridge
Crossbeam and stringer on pier, positioned at transverse and longitudinal back portion bridge floor and set up arch rib with bridge floor two sides, the top of two sides arch rib
It is fixed by bracing members, sunpender is evenly equipped between arch rib and bridge floor；The length of crossbeam is greater than the width of bridge floor, the bottom end spiral shell of sunpender
Line is connected to the both ends of crossbeam, and the top of sunpender is fixed on arch rib.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
Please refer to Fig. 1-5, wherein the floor map of the road Tu1Wei Qiao system；Fig. 2 is arch bridge side elevational view；Fig. 3 be arch rib,
Sunpender space layout figure；Fig. 4 is novel hanging rod structure and arch rib connecting structure figure；Fig. 5 is that novel hanging rod structure is connect with crossbeam
Structural map.
As shown in Figs. 1-5, the utility model provides a kind of arch bridge suspender structure, from bottom to up successively includes bridge pier 9, mutual
Overlap and be fixed on the crossbeam 3 on bridge pier 9 and stringer 5, the bridge floor 2 positioned at transverse and longitudinal back portion and erection and 2 two sides of bridge floor
The top of arch rib 7, two sides arch rib 7 is fixed by bracing members 6, and sunpender 10 is evenly equipped between arch rib 7 and bridge floor 2；The length of crossbeam 3
Greater than the width of bridge floor 2, the bottom end of sunpender 10 is threaded in the both ends of crossbeam 3, and the top of sunpender 10 is fixed on arch rib 7；
2 two sides of bridge floor are provided with guardrail 8.
9 upper beam 3 of bridge pier is beams of concrete (or steel box-girder), and arch springing is anchored in bridge pier 9, and the two sides of arch bridge are that fulcrum is horizontal
Beam 1；Positioned at 1 inside of fulcrum crossbeam, 5 end of stringer is taken on the crossbeam 3 on bridge pier 9.10 one end of sunpender passes through hinge ring and arch rib 7
On positioning ring 11 connect, the other end is connect using both ends locking nut 15 with 16 upper end of screw rod, 16 lower end of screw rod on crossbeam 3
Connector (connector and crossbeam 3 are using welding or the connection type of cuff) it is hinged.
Specifically, the both ends of crossbeam 3 are provided with sunpender anchor point 4, and arch rib 7 is in the same plane with sunpender anchor point 4,
The bottom end of sunpender 10 is fixedly connected with sunpender anchor point 4, and the both ends of sunpender 10 are provided with anchor cup 14, the anchor cup of 10 upper end of sunpender
14 ends are provided with bi-lug plate, and the otic placode 13 of 11 lower end of positioning ring of arch rib 7 is connect by bolt 12 with bi-lug plate, under sunpender 10
14 end of anchor cup at end is fixed with a screw rod 16 by locking nut 15, and screw rod 16 is fixed on crossbeam after connecting with lower end connection
3 both ends.Lower end connection includes screw shell 17 and bi-lug plate connector 19, and the bottom end of screw rod 16 is threaded in thread bush
In cylinder 17,17 bottom end of screw shell connects bi-lug plate connector 19.
Bi-lug plate connector 19 includes that the top being wholely set expands cylindricality steel member and two sides otic placode 13, and top expands column
Shape steel member is fixed on 17 inside bottom of screw shell by enlarged footing, and two sides otic placode 13 is located at the bottom end of screw shell 17 simultaneously
It is fixedly connected with the bolt 12 of 3 upper ear plate of crossbeam.It is located at the enlarged footing lower part and the screw shell 17 in screw shell 17
The pressure ring sensor 18 of open-close type is provided between inner bottom surface.
The utility model provides a kind of arch bridge suspender structure, and technical characteristics are:
1. in new bridge, chosen outside gooseneck, by the lower end of sunpender 10 directly with the connection structure on gooseneck
Part is connected, and arch rib 7 is in the same plane with sunpender anchor point 4, and bridge floor 2 is located at 7 inside of arch rib, which facilitates sunpender
10 installation and later maintenance does not need the cutting for carrying out bridge floor 2 when needing to change sunpender 10 in the later period, does not influence the friendship of bridge floor 2
Logical, the construction period is short, low cost.
2. being provided with novel hanging rod structure, 14 end of novel hanging rod structure upper end anchor cup in novel sunpender arch bridge structure system
Portion designs bi-lug plate and is connect with the otic placode 13 of 11 lower end of positioning ring of arch rib 7 by bolt 12,10 lower end anchor cup of sunpender, 14 lower end
Threaded sleeve is designed, is connect by the screw rod 16 of both ends screw thread with lower end connection, the construction of lower end connection successively wraps
Include: screw shell 17, pressure ring sensor 18, bi-lug plate connector 19, bi-lug plate connector 19 pass through on bolt 12 and crossbeam 3
Otic placode 13 connect.What the tensioning of sunpender 10 was realized by hanging tight screw rod 16.When 10 tensioning of sunpender, anchor cup 14 is limited by fixture
Horizontal direction displacement and torsional displacement with screw shell 17.
Specific case is applied in the utility model to be expounded the principles of the present invention and embodiment, it is above
The explanation of embodiment is merely used to help understand the method and its core concept of the utility model；Meanwhile for the one of this field
As technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.To sum up
Described, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. a kind of arch bridge suspender structure, it is characterised in that: include successively from bottom to up bridge pier, mutually overlap and be fixed on the bridge
Crossbeam and stringer on pier, positioned at transverse and longitudinal back portion bridge floor and set up arch rib with the bridge floor two sides, encircle described in two sides
The top of rib is fixed by bracing members, is evenly equipped with sunpender between the arch rib and bridge floor；The length of the crossbeam is greater than the bridge
The width in face, the bottom end of the sunpender are threaded in the both ends of the crossbeam, and the top of the sunpender is fixed on the arch rib
On.
2. arch bridge suspender structure according to claim 1, it is characterised in that: the both ends of the crossbeam are provided with sunpender anchoring
Point, the arch rib are in the same plane with the sunpender anchor point, and the bottom end of the sunpender is fixed with the sunpender anchor point
Connection.
3. arch bridge suspender structure according to claim 2, it is characterised in that: the bridge floor two sides are provided with guardrail, described
Arch rib, sunpender, sunpender anchor point are respectively positioned on the outside of guardrail.
4. arch bridge suspender structure according to claim 3, it is characterised in that: the both ends of the sunpender are provided with anchor cup.
5. arch bridge suspender structure according to claim 4, it is characterised in that: the anchor cup end of the sunpender upper end is provided with
The otic placode of bi-lug plate, the positioning ring lower end of the arch rib is connect by bolt with the bi-lug plate.
6. arch bridge suspender structure according to claim 4, it is characterised in that: the anchor cup end of the downrod lower end is equipped with spiral shell
Line sleeve, one screw flight of lower part are connected to inside screw shell, and screw rod is both ends helicitic texture, pass through tie down screw and lower end
Connector is fixed, and the screw rod is fixed on the both ends of the crossbeam after connecting with lower end connection.
7. arch bridge suspender structure according to claim 6, it is characterised in that: the lower end connection include screw shell and
Bi-lug plate connector, the bottom end of the screw rod are threaded in the screw shell；Screw thread is arranged in the screw shell top,
Lower part is smooth；The screw shell bottom end connects the bi-lug plate connector.
8. arch bridge suspender structure according to claim 7, it is characterised in that: the bi-lug plate connector includes being wholely set
Top expand cylindricality steel member and two sides otic placode, the screw top bar is screwed on the inside of the screw shell, the two sides
Otic placode is located at the bottom end of the screw shell and is fixedly connected with the otic placode bolt on the crossbeam.
9. arch bridge suspender structure according to claim 8, it is characterised in that: be located in the screw shell screw rod with
The pressure ring sensor of open-close type is provided between the screw top bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820845119.2U CN208250889U (en) | 2018-06-01 | 2018-06-01 | A kind of arch bridge suspender structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820845119.2U CN208250889U (en) | 2018-06-01 | 2018-06-01 | A kind of arch bridge suspender structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208250889U true CN208250889U (en) | 2018-12-18 |
Family
ID=64653045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820845119.2U Active CN208250889U (en) | 2018-06-01 | 2018-06-01 | A kind of arch bridge suspender structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208250889U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442230A (en) * | 2018-06-01 | 2018-08-24 | 深圳市市政设计研究院有限公司 | A kind of arch bridge suspender structure |
| CN110700104A (en) * | 2019-10-17 | 2020-01-17 | 中国十七冶集团有限公司 | Construction platform of suspension bridge suspender tensioning equipment and use method |
-
2018
- 2018-06-01 CN CN201820845119.2U patent/CN208250889U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442230A (en) * | 2018-06-01 | 2018-08-24 | 深圳市市政设计研究院有限公司 | A kind of arch bridge suspender structure |
| CN108442230B (en) * | 2018-06-01 | 2024-06-21 | 深圳市市政设计研究院有限公司 | Arch bridge suspender structure |
| CN110700104A (en) * | 2019-10-17 | 2020-01-17 | 中国十七冶集团有限公司 | Construction platform of suspension bridge suspender tensioning equipment and use method |
| CN110700104B (en) * | 2019-10-17 | 2021-02-26 | 中国十七冶集团有限公司 | Construction platform of suspension bridge suspender tensioning equipment and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201826525U (en) | Climbing shuttering system device for buildings | |
| CN211815489U (en) | Super large span flying swallow type concrete filled steel tube arch bridge with self-anchoring suspension cable system | |
| CN104727222B (en) | Separated steel and concrete combined cable tower anchorage zone structure | |
| CN101220580A (en) | Portrait multi-point continuously dragging construction method for trussed steel beam | |
| CN107841934B (en) | Wing-spreading arch cable-stayed bridge | |
| CN209493826U (en) | The interim splicing structure of concrete segment precast bridge | |
| CN109440623A (en) | The interim splicing structure of concrete segment precast bridge | |
| CN208250889U (en) | A kind of arch bridge suspender structure | |
| CN108999088A (en) | A kind of construction method of cable-stayed bridge | |
| CN103469735B (en) | The mounting method of curve ultrahigh hollow column plate type pier top solid section template | |
| CN202787047U (en) | Deck type triangular steel truss composite beam | |
| CN103485285A (en) | Replacement method of rigid hanger of tied-arch bridge | |
| KR101335382B1 (en) | Constrution method of Prestressed Composite Truss girder with internal hinge structure | |
| CN103898834A (en) | Concrete-filled steel tube composite beam and trussed cable tower cable-stayed bridge and construction method thereof | |
| CN106193304A (en) | A kind of continuous suspension system of steel strand wires | |
| CN109235280A (en) | The operation platform and construction method of bridge coping | |
| CN203546625U (en) | Replacing device of tied-arch bridge rigidity suspender | |
| CN212223642U (en) | Lateral inclined strut reinforcing structure of single-column pier bridge | |
| CN108442230A (en) | A kind of arch bridge suspender structure | |
| CN209194347U (en) | The operation platform of bridge coping | |
| CN111155412A (en) | Large swing angle steel pipe concrete arch bridge suspension cable system | |
| CN106638265A (en) | Steel reinforced concrete beam rigid framework bridge | |
| CN109467014A (en) | Large-tonnage tower crane super large load attached wall structure in a kind of strong wind atmosphere | |
| CN212801168U (en) | Single-column pier bridge concreties antidumping reinforced structure | |
| CN111254827B (en) | Stay cable and bridge tower anchoring structure and manufacturing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |