CN208762892U - A kind of section spelling symmetrical integral Bridge Erector of bridge construction - Google Patents
A kind of section spelling symmetrical integral Bridge Erector of bridge construction Download PDFInfo
- Publication number
- CN208762892U CN208762892U CN201821256304.4U CN201821256304U CN208762892U CN 208762892 U CN208762892 U CN 208762892U CN 201821256304 U CN201821256304 U CN 201821256304U CN 208762892 U CN208762892 U CN 208762892U
- Authority
- CN
- China
- Prior art keywords
- girder
- bridge
- sunpender
- block
- symmetrical
- 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
It is disclosed by the utility model to belong to Segmental assembling bridge-erecting technical field, specially a kind of section spells the symmetrical integral Bridge Erector of bridge construction, including two groups of girders, the front end of girder is provided with preceding auxiliary leg, supporting leg in front of being provided in the middle part of girder, the rear end of girder middle supporting leg after being provided with, hoisting overhead travelling crane is provided on girder, the rear end of girder is provided with rear auxiliary leg, walking dolly is provided on girder, sunpender is hung in the middle part of girder lower layer, do not have to hang a pair of of segment block i.e. assembly when symmetrical suspension is assembled, tensioning a pair of segment block, bridge formation work efficiency is high, and integral tension is less using steel strand wires, when the feeding beam of tail portion, segment block has enough revolution spaces, without the use of overhanging sunpender, beam block does not need staggered floor when hanging, the sunpender of lengthening hanging beam block is not needed, it is fewer than conventional symmetrical cantilever equipment configurations, beam block is suspended in girder lower layer Between, length of boom is short, and girder generation will not be made to be turned round, and main beam stress is balanced, and stability is good.
Description
Technical field
The utility model relates to Segmental assembling bridge-erecting technical field, specially a kind of section spells the symmetrical integral of bridge construction and builds bridge
Machine.
Background technique
Existing continuous beam Segmental assembling bridge-erecting engineering method mainly has completely across suspension and symmetrical cantilever engineering method, full across suspension engineering method
50m span bridge below is applied in general to, symmetrical cantilever engineering method applies in general to the bridge of 50m span or more.Traditional pair
To claim cantilever engineering method to need to splice a pair of be that tensioning is a pair of, and steel strand wires, which consume more and more permanent tensioning and will affect, sets a roof beam in place
The configuration of speed, bridging equipment is also some higher；And traditional expiring needs to carry out multiple beam blocks staggered floor suspension across suspension engineering method,
To reserve the painting glue space of beam block, when using bridge formation drive end unit beam face feeding beam, it is also necessary to use overhanging sunpender, make beam block can
With rotation.Both the above engineering method is analyzed and combined, it is proposed that can be constructed by the way of symmetrically hanging, is
This, we have proposed a kind of sections to spell the symmetrical suspension arrangement of bridge construction.
Utility model content
The purpose of this utility model is to provide a kind of sections to spell the symmetrical integral Bridge Erector of bridge construction, to solve above-mentioned background skill
It is a pair of that the traditional symmetrical cantilever engineering method proposed in art needs to splice a pair of i.e. tensioning, steel strand wires consume it is more, and it is more forever
Long tensioning will affect the speed set a roof beam in place, and the configuration of bridging equipment is also some higher；And traditional expiring is needed across suspension engineering method to more
A beam block carries out staggered floor suspension, to reserve the painting glue space of beam block, when using bridge formation drive end unit beam face feeding beam, it is also necessary to use
To overhanging sunpender, make the rotatable problem of beam block.
To achieve the above object, the utility model provides the following technical solutions: a kind of symmetrical integral of section spelling bridge construction is built bridge
Machine, including two groups of girders, the front end of the girder are provided with preceding auxiliary leg, middle supporting leg before being provided in the middle part of the girder,
The rear end of the girder is provided with supporting leg in rear, hoisting overhead travelling crane is provided on the girder, after the rear end of the girder is provided with
Auxiliary leg is provided with walking dolly on the girder, is hung with sunpender in the middle part of the girder lower layer.
Preferably, the sunpender is finish rolling deformed bar sunpender.
Preferably, the girder uses single layer isosceles triangle truss form, setting suspension among the lower part of the girder
Stringer.
Preferably, the centre of the girder is not provided with horizontal-associate.
Compared with prior art, the utility model has the beneficial effects that
1) not having to hang a pair of of segment block i.e. assembly, tensioning a pair of segment block when symmetrical suspension is assembled, bridge formation work efficiency is high, and
And integral tension is less using steel strand wires；
2) when the feeding beam of tail portion, segment block has enough revolution spaces, is without the use of overhanging sunpender；
3) staggered floor is not needed when beam block is hung, does not need the sunpender for lengthening hanging beam block；
4) bridging equipment only needs a hoisting overhead travelling crane, fewer than conventional symmetrical cantilever equipment configurations；
5) beam block is suspended among girder lower layer, and length of boom is short, and girder generation will not be made to be turned round, and main beam stress is equal
Weighing apparatus, stability are good；
6) hoisting overhead travelling crane is only arranged in bridging equipment, is not provided with horizontal-associate among girder, and when the feeding beam of tail portion, beam block is not hanging
It is hung on equipment girder after hanging region rotation；
7) the suspension drill way layout of bridging equipment is longer, and after the completion of every first T structure construction, bridging equipment is motionless, i.e.,
Start to construct end bay half across suspension, prevents equipment movement from having an impact to T structure；
8) beam block is suspended among girder, it is ensured that the stability of equipment girder；
9) hoisting overhead travelling crane lifting beam block is symmetrically suspended on the girder of equipment, and painting glue space, beam block are reserved between beam block
It after the completion of suspension, is successively aligned from pier top block to both sides, gluing, interim tensioning, steel strand is by beam block after the completion of the splicing of beam block
Tensioning Cheng Liang.
Detailed description of the invention
Fig. 1 is that the utility model symmetrically hangs schematic diagram；
Fig. 2 is the utility model head end bay half across suspension schematic diagram；
Fig. 3 is the utility model end end bay suspension construction schematic diagram.
In figure: auxiliary leg, 6 hoisting overhead travelling cranes, 7 rows behind middle supporting leg, 5 behind middle supporting leg, 4 before auxiliary leg, 3 before 1 girder, 2
Walk trolley, 8 sunpenders.
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.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of section spelling symmetrical integral Bridge Erector of bridge construction,
Including two groups of girders 1, the front end of girder 1 is provided with preceding auxiliary leg 2, and the middle part of girder 1 is provided with supporting leg 3 in preceding, girder 1
Rear end is provided with supporting leg 4 in rear, is provided with hoisting overhead travelling crane 6 on girder 1, the rear end of girder 1 is provided with rear auxiliary leg 5, girder 1
On be provided with walking dolly 7, be hung with sunpender 8 in the middle part of 1 lower layer of girder.
Wherein, sunpender 8 is finish rolling deformed bar sunpender, and phosphorus content higher hardness is big in carbon steel, and girder 1 uses single layer isosceles
Triangular truss form, the lower part centre setting suspension stringer of girder 1, the centre of girder 1 is not provided with horizontal-associate.
Working principle: when in use, 6 lifting beam block of hoisting overhead travelling crane is symmetrically suspended on equipment to the utility model scheme
On girder 1, painting glue space is reserved between beam block, after the completion of the suspension of beam block, successively align from pier top block to both sides, gluing, temporarily
Tensioning, after the completion of the splicing of beam block steel strand by beam block tensioning Cheng Liang, by auxiliary leg 2 before equipment, preceding middle supporting leg 3, it is rear in
4 three supporting legs of supporting leg integrally unload, then carry out it is first across half across suspension construction, end bay half is across suspension construction and conventional symmetrical cantilever
Engineering method is identical, and bridging equipment uses 1 form of double girders, only forward and backward setting simplex pull rod horizontal-associate, does not set horizontal-associate among girder 1, convenient
The rotation of beam block moves back hanging position suspension, and bridging equipment girder uses single layer isosceles triangle truss form, and beam block is suspended on
Among triangular base, hoisting overhead travelling crane 6 is walked on triangle main truss, and 1 stress of girder is placed in the middle, and girder 1 is not turned round and stability
Guaranteed, 2 station of auxiliary leg is on overhanging bracket before Bridge Erector, and the carrying of auxiliary leg 5 increases after equipment of building bridge, and use is larger
Telescopic oil cylinder, realize the whole unloading of T structure, the unbalanced torque for avoiding sunpender 8 that from may generating to T structure by root unloading is built bridge
The suspension drill way layout of equipment is longer, and after the completion of every first T structure construction, bridging equipment is motionless, that is, starts end bay half of constructing
It across suspension, prevents equipment movement from having an impact to T structure, is not provided with horizontal-associate among girder 1, when the feeding beam of tail portion, beam block is not being hung
It is hung on equipment girder 1 after the rotation of region, beam block is suspended among girder, it is ensured that the stability of equipment girder 1, it can slot milling
From frame pier top block, not having to hang a pair of of segment block i.e. assembly, tensioning a pair of segment block when symmetrical suspension is assembled, bridge formation work efficiency is high,
And integral tension is less using steel strand wires, and beam block does not need staggered floor when hanging, and does not need the sunpender for lengthening hanging beam block, tail portion
When feeding beam, segment block has enough revolution spaces, is without the use of overhanging sunpender, and bridging equipment only needs a hoisting overhead travelling crane 6, than
Conventional symmetrical cantilever equipment configurations are few, and beam block is suspended among 1 lower layer of girder, and 8 length of sunpender is short, and girder 1 will not be made to produce
Life is turned round, and 1 stress equalization of girder, stability is good, whole unloading after the completion of the construction of T structure, and is built bridge after the completion of the construction of first T structure
Machine is constructed first end bay in situ, will not generate moment of face to T structure because unloading inconsistent or vertical shift.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of section spells the symmetrical integral Bridge Erector of bridge construction, including two groups of girders (1), it is characterised in that: before the girder (1)
End is provided with preceding auxiliary leg (2), and middle supporting leg (3) before being provided in the middle part of the girder (1), the rear end of the girder (1) is set
It is equipped with supporting leg (4) in rear, is provided with hoisting overhead travelling crane (6) on the girder (1), the rear end of the girder (1) assists after being provided with
Supporting leg (5) is provided with walking dolly (7) on the girder (1), is hung with sunpender (8) in the middle part of girder (1) lower layer.
2. a kind of section according to claim 1 spells the symmetrical integral Bridge Erector of bridge construction, it is characterised in that: the sunpender (8)
For finish rolling deformed bar sunpender.
3. a kind of section according to claim 1 spells the symmetrical integral Bridge Erector of bridge construction, it is characterised in that: the girder (1)
Using single layer isosceles triangle truss form, setting suspension stringer among the lower part of the girder (1).
4. a kind of section according to claim 1 spells the symmetrical integral Bridge Erector of bridge construction, it is characterised in that: the girder (1)
Centre be not provided with horizontal-associate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256304.4U CN208762892U (en) | 2018-08-06 | 2018-08-06 | A kind of section spelling symmetrical integral Bridge Erector of bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256304.4U CN208762892U (en) | 2018-08-06 | 2018-08-06 | A kind of section spelling symmetrical integral Bridge Erector of bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208762892U true CN208762892U (en) | 2019-04-19 |
Family
ID=66130404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821256304.4U Active CN208762892U (en) | 2018-08-06 | 2018-08-06 | A kind of section spelling symmetrical integral Bridge Erector of bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208762892U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093862A (en) * | 2019-05-31 | 2019-08-06 | 浙江省交通规划设计研究院有限公司 | Vertically and horizontally assembled three working face Bridge Erectors and bent cap can be achieved without sidewalk section assembling engineering method |
| CN112878200A (en) * | 2021-01-18 | 2021-06-01 | 中交二航局第四工程有限公司 | Segment beam assembling method for integrally suspending and tensioning continuous beam |
| CN114934449A (en) * | 2022-07-22 | 2022-08-23 | 中铁三局集团有限公司 | Assembled bridge segment assembling continuous beam bridge erecting machine |
-
2018
- 2018-08-06 CN CN201821256304.4U patent/CN208762892U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093862A (en) * | 2019-05-31 | 2019-08-06 | 浙江省交通规划设计研究院有限公司 | Vertically and horizontally assembled three working face Bridge Erectors and bent cap can be achieved without sidewalk section assembling engineering method |
| CN110093862B (en) * | 2019-05-31 | 2024-04-05 | 浙江数智交院科技股份有限公司 | Three-working-face bridge girder erection machine capable of realizing longitudinal and transverse assembly and bent cap non-channel segment assembly construction method |
| CN112878200A (en) * | 2021-01-18 | 2021-06-01 | 中交二航局第四工程有限公司 | Segment beam assembling method for integrally suspending and tensioning continuous beam |
| CN114934449A (en) * | 2022-07-22 | 2022-08-23 | 中铁三局集团有限公司 | Assembled bridge segment assembling continuous beam bridge erecting machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208762892U (en) | A kind of section spelling symmetrical integral Bridge Erector of bridge construction | |
| CN100543235C (en) | The method and system of erecting steel trusses by stay cable auxiliary complete cantilever | |
| CN106978784B (en) | A kind of Long span highway suspension bridge Demolition Construction method | |
| CN105200923B (en) | A kind of steel truss girder cable-stayed bridge steel truss girder segment handling apparatus and its handling method | |
| CN102425117B (en) | Construction method for non-cantilever sections of sidespans of multiplex continuous beam or steel-constructed beam | |
| CN103243658B (en) | The spelling method of cable stayed bridge dragging suspension basket | |
| CN201106155Y (en) | Inclined guy cable auxiliary full cantaliver crane trussed steel beam device | |
| CN101284628B (en) | Hoisting method for framework of large tonnage pressing machine | |
| CN109184756B (en) | Device and method for removing negative ring duct piece in shield tunneling channel | |
| CN102535348B (en) | Method for tensioning stayed cables of hinged tower cable stayed bridge | |
| CN104652283A (en) | Asynchronous splicing construction method for symmetrically splicing main steel girder erection cranes of cable-stayed bridge | |
| CN103821075B (en) | Long span oblique pull assembly type steel bridge on highway | |
| CN106522112A (en) | Cable-stayed bridge side span beam section erecting system and method thereof | |
| CN104328734A (en) | Multi-connection and multi-span continuous steel truss girder bridge and construction method thereof | |
| CN101935984B (en) | Traveling device of frame beam crane of steel truss girder of cable-stayed bridge and use method thereof | |
| CN101446066A (en) | Erection method of stiffening girder of suspension bridge and device thereof | |
| CN109537729A (en) | A kind of construction method suitable for single-layer bidirectional Orthogonal Cable net | |
| CN109183620A (en) | Telescoping bracket, steel box-girder hanging device and hanging method | |
| CN102154990B (en) | Electing method for side span overhang-middle span cable-stayed three-tower self-anchored type combination suspension bridge | |
| CN101481903B (en) | Method for constructing hilly region rope-suspension bridge main beam by span cable supported crane assembling | |
| CN110258352A (en) | The steel reinforced concrete combined bridge construction method that two bridgings are done | |
| CN105256728A (en) | Cable-stayed bridge warren steel truss cantilever erection method | |
| CN201065512Y (en) | Beret truss beam bridging machine | |
| CN108708281A (en) | A kind of porous freely-supported approximation arch steel truss beam erection method | |
| CN102926330B (en) | Installation method of hanging basket suitable for bridge construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |