CN205804194U - Prefabricated subsection splicing span by span bridge fabrication machine - Google Patents
Prefabricated subsection splicing span by span bridge fabrication machine Download PDFInfo
- Publication number
- CN205804194U CN205804194U CN201620689799.4U CN201620689799U CN205804194U CN 205804194 U CN205804194 U CN 205804194U CN 201620689799 U CN201620689799 U CN 201620689799U CN 205804194 U CN205804194 U CN 205804194U
- Authority
- CN
- China
- Prior art keywords
- span
- girder
- leg
- fabrication machine
- supporting leg
- 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 open a kind of prefabricated subsection splicing span by span bridge fabrication machine of this utility model, this bridge fabrication machine includes that aperture apparatus is crossed in spandrel girder, supporting leg, revolution overhead traveling crane, suspension apparatus and vertical shift, the bridge fabrication machine using said structure can be constructed the bridge of two-wire simply supported beam hole-specifically cantilever span 64 meters and continuous beam T structure symmetry cantilever span 80 meters, two-wire simply supported beam hole-specifically full hanging joggle beam block gross weight 2600 tons, this bridge fabrication machine can adapt to circuit longitudinal gradient 3%, be domestic existing railway bridge fabrication machine.
Description
Technical field
This utility model relates to a kind of equipment for bridge construction.More particularly, to a kind of prefabricated subsection splicing span by span bridging
Machine.
Background technology
Section assembling bridge manufacturing machine construction technology is utilized to rise at home later, in the mid-90 in last century ability, its
Construction operation principle is by a hole beams of concrete is divided into several sections, first at precast beam field prefabricated subsection, then with connecing
Stitch cast-in-place (being commonly called as wet seam) or gluing (being commonly called as stem grafting seam) to be linked together by sections, in pier top stretch-draw in situ, by advance should
Power acts on the pressure on concrete segment, makes each sections form overall structure.Along with railroad bridge is to large span, two-wire consubstantiality
Construction development, current section assembling bridge manufacturing machine can not meet and has been actually needed.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of can set up large span, the section assembling of two-wire beam is made
Bridge machine.
For solving above-mentioned technical problem, this utility model employing following technical proposals:
A kind of prefabricated subsection splicing span by span bridge fabrication machine, including:
Spandrel girder, described spandrel girder includes bearing the girder of beams of concrete weight, being arranged on the auxiliary of described girder front end
The front launching nose of traversing carriage via and be arranged on the main beam rear end tail boom for feeding beam, described spandrel girder is that two, left and right symmetry sets
The cross section put is the truss structure of triangle, arranges lateral structure at the two ends of truss structure；
Supporting leg, described supporting leg include being separately positioned on the front leg strut of end before, during and after described spandrel girder, middle supporting leg and after prop up
Lower limb；
Revolution overhead traveling crane, described revolution overhead traveling crane is positioned on the track at described spandrel girder top, and can be along described track travel, institute
Stating revolution overhead traveling crane and use the double main beam structure of four supporting legs, side is flexible leg, and opposite side is rigid leg, described flexible leg with
Use column type to be hinged between revolution main beam of overhead travelling crane, use between described rigid leg and revolution main beam of overhead travelling crane and be rigidly connected, institute
State and be additionally provided with the hydraulic jack for prefabricated subsection being carried out leveling on revolution overhead traveling crane；
Suspension apparatus, described suspension apparatus includes that longeron, shoulder pole girder, fining twisted steel and jack, described longeron pass through
Bolt is fixedly connected on the bottom lateral bracing crossbeam of described spandrel girder girder, and described jack is fixedly installed on described longeron, institute
The one end stating fining twisted steel is connected with described jack, and the other end is connected with shoulder pole girder；
Aperture apparatus is crossed in vertical shift, and described vertical shift crosses aperture apparatus mainly by jacking base, hydraulic jack and sliding trolley three part
Composition, described jacking base is vertically connected and integral with leg-shaped with described middle supporting leg, and described sliding trolley is by suspension
Mode carries out pin-and-hole with described girder and is connected, and one end of described hydraulic jack is connected the other end with sliding trolley even with jacking base
Connect, by realizing taking a step to advance with installing transposition to the dismounting of described sliding trolley pin-and-hole in jack-in process.
Preferably, the unilateral truss structure of described spandrel girder is formed the truss of triangle, every main couple by 2 main truss sheets
Being divided into upper and lower two-layer, 2 main couples form entirety by diagonal brace and stull.
Preferably, use between the sections of described spandrel girder pull-type stud is connected.
Preferably, the hydraulic jack described revolution overhead traveling crane being used for carrying out prefabricated subsection leveling includes two transversely inclined fuel tanks
With two trimming cylinders.
Preferably, described front leg strut is vertical telescopic gate frame structure, and the support bracket of described front leg strut uses
Suspension type box beam structure.
Preferably, described middle supporting leg includes being arranged on the senior middle school's supporting leg in the middle part of described spandrel girder and after described spandrel girder
The low middle supporting leg in portion, described senior middle school supporting leg is provided with and is suitable in same circuit the regulation movable joint that different pier is high.
Preferably, described rear support leg be can be traversing structure.
The beneficial effects of the utility model are as follows:
(1) 64m freely-supported two-wire PC box beam completely hangs 2600t beam block splicing technique index, occupies our times highway, railway similar
First of bridge construction technology, surmount and occupy Soviet Union of China Changjiang River bridge first of the Asian-Pacific area in history and use TP75m/1200t joint
The high target of section assembling type bridge-errecting machine cantilever semi-mounted 1200t beam block, and surmount current Brunei PMB bridge 60m PC box beam
Semi-mounted 1500t and China's Humen Er Qiao 50m single width freely-supported PC box beam completely hang the high target of 2000t.
(2) two-wire freely-supported PC box beam hole-specifically splicing 64m span index, also occupies current whole world highway, railway same bridges
First of building technology, surmount China Humen two spanning degree 50m index being currently known as freely-supported the biggest in the world hole-specifically cantilever span.
(3) splicing double track railway PC continuous beam single span 80m span index, also occupies current whole world highway, the similar bridge of railway
First of beam building technology, surmount the technical specification of Soviet Union of China Changjiang River bridge being the most still cantilever span 75m the biggest in the world.
(4) the splicing cantilever of simply supported beam 64m and continuous beam (48+80+48) m is set a roof beam in place technique and technology, including arrangement of girder field,
Precast segment, deposit, transport, cantilever, line type control, stretch-draw and system transform etc. case study and verification experimental verification until putting into
Using, this also can yet be regarded as revolutionary approach at China railways engineering field.
(5) the novel bridge fabrication machine matched with above technology, has more following innovative point:
1) two-wire simply supported beam hole-specifically cantilever span 64m and continuous beam T structure symmetry cantilever span 80m all occupy our times
One.
2) two-wire simply supported beam hole-specifically full hanging joggle beam block gross weight 2600t occupies our times first.
3) Bridge Erector general structure design modularity: manufacture modularity, transportation module, spelling group and dismounting module of withdrawing from the arena
Changing, therefore, it is possible to receive the high work efficiency that construction is rapid, and it is very convenient to be transported by tunnel, and long-distance highway transportation does not surpasses
Limit.
4) mechanical, electrical, liquid very high integrity, it is possible to accomplish beam-hanging traveling crane hoist, traveling stepless speed regulation, complete machine vertical shift, traversing
Stepless speed regulation, each actuating mechanism is steadily reliable, and safety precautions is complete.
5) can adapt to circuit longitudinal gradient 30 ‰, be domestic existing railway Bridge Erector, curve bridge formation via have employed liquid
Automatic swing arm via is pressed to set a roof beam in place technology, it is possible to adapt to plane curve R >=2500m circuit and set a roof beam in place (swing arm 1.70m).Vertical shift via is adopted
By hydraulic pushing and hydraulic tongs pick-and-place advanced technology.
6) Bridge Erector structure have employed the triangular truss structure of Novel layered merogenesis, is connected by pull-type between sections
Studs linked vector graph, it is ensured that the rigidity of joint, completely eliminates the space amount of deflection that joint is very harmful；Meanwhile, build bridge
Machine structure uses high-strength low-alloy structural steel Q460C to manufacture, and alleviates dead load about 33%.By reforming measure above, make
Bridge Erector main couple is when great cantilever 86m, it is ensured that front leg strut amount of deflection is less than 1m, thus can successfully climb up front square pier
Top.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail.
Fig. 1 illustrates structural representation of the present utility model.
Fig. 2 illustrates the structural representation in this utility model E-E cross section.
Fig. 3 illustrates the structural representation in this utility model C-C cross section.
Fig. 4 illustrates the structural representation of this utility model section B-B.
Fig. 5 illustrates the structural representation of this utility model Section A-A.
Fig. 6 illustrates the structural representation in this utility model D-D cross section.
Detailed description of the invention
In order to be illustrated more clearly that this utility model, below in conjunction with preferred embodiments and drawings, this utility model is done into one
The explanation of step.Parts similar in accompanying drawing are indicated with identical reference.It will be appreciated by those skilled in the art that following
Specifically described content is illustrative and be not restrictive, and should not limit protection domain of the present utility model with this.
As it is shown in figure 1, a kind of prefabricated subsection splicing span by span bridge fabrication machine include spandrel girder 1, front leg strut 21, senior middle school's supporting leg 22,
Aperture apparatus 5 is crossed in low middle supporting leg 23, rear support leg 24, revolution overhead traveling crane 3, suspension apparatus 4 and vertical shift.Double triangles about spandrel girder 1 employing
Truss structure, including the tail on the girder for bearing beams of concrete weight, the front launching nose of auxiliary via and feeding beam to bridge fabrication machine
Beam, spandrel girder 1 is made up of 28 joint main truss frameworks, and purlin height 6.95m, wide 11m, (distance can meet pre-two groups of main truss centre-to-centre spacing 8.1m
Sections processed passes from centre), afterbody 2m and front end sealing part arrange lateral, it is ensured that vertical shift via supporting leg and other accessory structures fall
Transport unimpeded.Single group purlin is formed tripod by 2 main truss sheets, is divided into upper and lower two-layer, upper floor height 3.5m, lower floor height 3.45m, at the bottom of purlin between
Away from 2.5m, two panels main truss forms entirety by diagonal brace and stull.And every main truss sheet by monolithic main truss by web member, divide montant again
And brace couples formation latticed members.At main couple support can left and right adjusting 2m, to adapt to pier centre-to-centre spacing between different circuit
Difference.
This utility model Bridge Erector structure have employed the triangular truss structure of Novel layered merogenesis, connects and adopt between sections
With to pull-type studs linked vector graph, it is ensured that the rigidity of joint, completely eliminate the space amount of deflection that joint is very harmful；With
Time, Bridge Erector structure uses high-strength low-alloy structural steel Q460C to manufacture, alleviates dead load about 33%.By above innovation
Measure, makes Bridge Erector main couple when great cantilever 86m, it is ensured that front leg strut amount of deflection is less than 1m, thus can successfully step on
Go forward square pier top.
The effect of supporting leg has 2 aspects: the first is during Precast Concrete Segmental Bridges, and weight is passed by bridge fabrication machine by supporting leg
It is delivered to bridge pier or rear has become beams of concrete；It two is during bridge fabrication machine vertical shift via, by the change of leg location, comes
Guiding bridge fabrication machine moves forward.Supporting leg opsition dependent is divided into front leg strut 21, senior middle school's supporting leg 22, low middle supporting leg 23 and rear support leg 24.
As in figure 2 it is shown, front leg strut 21 is spandrel girder 1 front support point, it is supported on treats before frame aperture on bridge pier, is bridge fabrication machine
The auxiliary having bad luck middle supporting leg during reach via supports, and does not stresses during state of setting a roof beam in place.Front leg strut 21 is for a vertical telescopic door
Type frame structure, is made up of upper free bearing, entablature, column, bracing, jack and hydraulic system.It is highly 7.9m-11.5m,
Adjustable extent reaches 3.6m, has adapted to the various operating modes that 64m freely-supported is set a roof beam in place, 48m+80m+48m continuous beam sets up.Front leg strut 21
Hold bracket and break through traditional frame structure form, use suspension type box beam structure, overcome each bridge pier and repeat large area anchor
The construction technology of Guan County's dress, can be greatly improved construction effect.
As it is shown on figure 3, senior middle school's supporting leg 22 is made up of sliding support, girder, supporting leg, cable-stayed support and jack-up system.Use double
Box-structure, increases horizontal bending resistance, anti-twisting property and improves longitudinal resistance to capsizing.Bridge fabrication machine utilizes slideway and vertical shift via dress
Put 5 and slide via, it is not necessary to operated by Trolley case system；Upper girder is provided with rotary shaft and arc chute, can meet curve crane span structure
If bridge fabrication machine traversing rotation requirement；For the requirement that satisfied erection continuous beam and the multiple pier of simply supported beam are high, senior middle school's supporting leg is provided with can
The oil cylinder being freely lifted；Supporting leg is had bad luck and is utilized jack-up system, and automaticity is high, and security performance is strong, reduces the via time, accelerates
Speed of application.Lower supporting leg on senior middle school's supporting leg 22 is provided with movable joint, is suitable in same circuit the box beam erection that different pier is high.
As shown in Figure 4, low middle supporting leg 23 is made up of sliding support, girder, adjustable seats, crossing system and jacking cylinder.
Low middle supporting leg 23 arranges tumbler and Traverse Displacement Unit, it is possible to meet the continuous beam of minimum profile curvature radius 2500m and simply supported beam
Erection demand；Adjustable seats regulation height of landing leg, conveniently has bad luck；Vertical shift via dress at longitudinal-moving device auxiliary senior middle school supporting leg herein
Put 5 vias；Low middle supporting leg arranges retractor device, by the optimization of structure, improves the safety of the operation of falling lower limb.
As it is shown in figure 5, rear support leg 24 is vertical Collapsible structure, every side uses two hydraulic jacks to carry out height adjustment,
Rear support leg 24 uses cross bearer and bearing beam to be transferred at box girder web by bridge fabrication machine load, and the design of rear support leg 24 structure takes into full account
Sweep is that 2500m camber beam sets up, and rear support leg 24 can traversing, unbalance loading about 1.3m.
As shown in Figure 1 and Figure 5, revolution overhead traveling crane 3 agent structure uses the double main beam structure of four supporting legs, uses rigidity to prop up
Lower limb, uses flexible leg, and rigid leg is rigidly connected with girder, uses cylindricality to be hinged between flexible leg and girder.
If both sides are all rigid legs, after bending deformation, revolution overhead traveling crane supporting leg bottom can outwards be skimmed；If one upon soft, supporting leg is not
Bear moment of flexure, it is to avoid walking dolly wheel occurs gnawing rail phenomenon.Suspender on revolution overhead traveling crane 3 is provided with independent a whole set of hydraulic pressure electricity
Ore-controlling Role, is provided with two transversely inclined fuel tanks and two trimming cylinders, can pass through controller, beam section is carried out leveling.Sections is horizontal
Moving and provided power by two set 25t hydraulic cylinders, the scope that laterally adjusts is for ± 600mm.Multifunctional rotating overhead traveling crane 3 job area is big, covers
Lid front launching nose girder, all spaces of rear tail boom, it is achieved supporting leg is had bad luck, beam section transfers the operation such as regulation, shoulder pole girder dismounting；Adjust girder system
System uses all-hydraulic, can realize beam section trim, heel action；Vertical shift via uses hydraulic drive, it is ensured that both sides simultaneously advance.
As shown in Figure 6, revolution overhead traveling crane 3 transports sections and postpones to traversing carriage specific bit, and suspension apparatus 4 supports sections, is
The supporting platform of sections.Suspension apparatus 4 is mainly made up of longeron 41, shoulder pole girder 42, essence bundle screw-thread steel 43, jack 44.Wherein
Longeron 41 is arranged on the bottom lateral bracing crossbeam of spandrel girder 1 girder part by bolt, and sections passes through four fining twisted steel 43 (Φ
36mm) it is suspended on shoulder pole girder 42, and shoulder pole girder 42 is suspended on longeron 41 further through four fining twisted steels 53 (Φ 36mm).
Pushing tow longeron is completely laid on spandrel girder, uses double channel cross-section, and length is corresponding with spandrel girder 1 internode.Each prefabricated subsection is equipped with 2
Shoulder pole girder 42, uses box-type section, and elongated hole arranged by upper and lower wing plate, in order to fining twisted steel 43 extends there through.Each sections
Being equipped with 8 fining twisted steels (Φ 36mm), wherein sections is suspended on shoulder pole girder 42 by four by cushion block, nut, and another four
Root lower end is fixed on shoulder pole girder 42 by cushion block, nut, and upper end is through longeron 41, and the punching being arranged on longeron 41 is very heavy
On top 44, use for the Pass line adjustment of beam sections and stretch-draw and unloading.Sections is hanging to longeron by fining twisted steel 43
After 41, the punching jack being arranged on longeron 41 coordinates two coordinate jack to carry out three-dimensional fine adjustment, and sections can be made along doing
Longitudinally, laterally and vertical motion, it is the capital equipment of sections fine adjustment.
As shown in Figure 3 and Figure 4, this bridge fabrication machine uses hydraulic walking type via, and crossing aperture apparatus 5 by vertical shift, to carry out bridge machine whole
Body displacement via.Vertical shift is crossed aperture apparatus 5 and is used hydraulic jack to carry out, mainly by jacking base, hydraulic jack (dynamical system), cunning
Move three system compositions of dolly.Wherein jacking base is vertically connected with senior middle school supporting leg 22 and low middle supporting leg 23, forms entirety,
And then anchored by supporting leg system；Hydraulic jack uses 100t freely to stretch the parameter designing of 100cm, its one end and pushing tow
Pedestal connects the other end and is connected with sliding trolley, can meet the design requirement of jacking power and move speed；Sliding trolley is by outstanding
The mode hung carries out pin-and-hole with girder and is connected, and realizes taking a step to move ahead with installing transposition by the dismounting of pin-and-hole in jack-in process.
Different from traditional steel wire rope of windlass (steel strand wires) traction via, when thrusting slip starts and brakes, Bu Huiyin
For have flexible wire ropes extension and make bridge machine shake or vibration, and the propulsive force of thrusting slip process and fltting speed complete
Entirely can survey with controlled；Using a set of hydraulic oil supply system can control move speed during jacking via, structure total tune is same simultaneously
Step displacement, when certain single hydraulic system has and surprisingly overloads or synchronize overproof, can adjust in time, so that slipping
More safe and reliable；Hydraulic system, by taking to be rigidly connected between supporting leg anchor system and bridge machine rod member, strengthens Stability Analysis of Structures
Property；Longitudinal gradient via can effectively control bridge fabrication machine and glide, it is ensured that via safety.
Obviously, above-described embodiment of the present utility model is only for clearly demonstrating this utility model example, and
It is not the restriction to embodiment of the present utility model, for those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms, cannot all of embodiment be given exhaustive here,
Every belong to obvious change or variation that the technical solution of the utility model extended out still in of the present utility model
The row of protection domain.
Claims (7)
1. prefabricated subsection splicing span by span bridge fabrication machine, it is characterised in that including:
Spandrel girder, girder that described spandrel girder includes bearing beams of concrete weight, the auxiliary being arranged on described girder front end move
The front launching nose of support via and be arranged on the main beam rear end tail boom for feeding beam, described spandrel girder is that two, left and right is symmetrically arranged
Cross section is the truss structure of triangle, arranges lateral structure at the two ends of truss structure；
Supporting leg, front leg strut, middle supporting leg and the rear support leg that described supporting leg is held before, during and after including being separately positioned on described spandrel girder；
Revolution overhead traveling crane, described revolution overhead traveling crane is positioned on the track at described spandrel girder top, and can be along described track travel, described time
Turning overhead traveling crane and use the double main beam structure of four supporting legs, side is flexible leg, and opposite side is rigid leg, described flexible leg and revolution
Use column type to be hinged between main beam of overhead travelling crane, use between described rigid leg and revolution main beam of overhead travelling crane and be rigidly connected, described time
Turn the hydraulic jack being additionally provided with on overhead traveling crane for prefabricated subsection being carried out leveling；
Suspension apparatus, described suspension apparatus includes that longeron, shoulder pole girder, fining twisted steel and jack, described longeron pass through bolt
Being fixedly connected on the bottom lateral bracing crossbeam of described spandrel girder girder, described jack is fixedly installed on described longeron, described essence
The one end rolling screw-thread steel is connected with described jack, and the other end is connected with shoulder pole girder；
Aperture apparatus is crossed in vertical shift, and described vertical shift is crossed aperture apparatus and is mainly made up of jacking base, hydraulic jack and sliding trolley three part,
Described jacking base is vertically connected and integral with leg-shaped with described middle supporting leg, described sliding trolley by suspension by the way of with
Described girder carries out pin-and-hole connection, and one end of described hydraulic jack is connected the other end with jacking base and is connected with sliding trolley,
By realizing taking a step to advance with installing transposition to the dismounting of described sliding trolley pin-and-hole in jack-in process.
Prefabricated subsection splicing span by span bridge fabrication machine the most according to claim 1, it is characterised in that: the unilateral purlin of described spandrel girder
Shelf structure is formed the truss of triangle by 2 main truss sheets, and every main couple is divided into upper and lower two-layer, and 2 main couples pass through diagonal brace
Entirety is formed with stull.
Prefabricated subsection splicing span by span bridge fabrication machine the most according to claim 2, it is characterised in that: the sections of described spandrel girder it
Between use pull-type stud connected.
Prefabricated subsection splicing span by span bridge fabrication machine the most according to claim 1, it is characterised in that: it is used on described revolution overhead traveling crane
The hydraulic jack that prefabricated subsection carries out leveling includes two transversely inclined fuel tanks and two trimming cylinders.
Prefabricated subsection splicing span by span bridge fabrication machine the most according to claim 1, it is characterised in that: described front leg strut is vertically may be used
Flexible gate frame structure, the support bracket of described front leg strut uses suspension type box beam structure.
Prefabricated subsection splicing span by span bridge fabrication machine the most according to claim 1, it is characterised in that: described middle supporting leg includes arranging
Senior middle school's supporting leg in the middle part of described spandrel girder and the low middle supporting leg near described spandrel girder rear portion, described senior middle school supporting leg is provided with can fit
Answer the regulation movable joint that in same circuit, different piers are high.
Prefabricated subsection splicing span by span bridge fabrication machine the most according to claim 1, it is characterised in that: described rear support leg is can be traversing
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620689799.4U CN205804194U (en) | 2016-07-01 | 2016-07-01 | Prefabricated subsection splicing span by span bridge fabrication machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620689799.4U CN205804194U (en) | 2016-07-01 | 2016-07-01 | Prefabricated subsection splicing span by span bridge fabrication machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205804194U true CN205804194U (en) | 2016-12-14 |
Family
ID=57512460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620689799.4U Active CN205804194U (en) | 2016-07-01 | 2016-07-01 | Prefabricated subsection splicing span by span bridge fabrication machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205804194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105970833A (en) * | 2016-07-01 | 2016-09-28 | 北京中铁建北方路桥工程有限公司 | Precast segment span-by-span assembling bridge fabrication machine |
| GB2624943A (en) * | 2022-12-01 | 2024-06-05 | China Railway Guangzhou Eng Group Co Ltd | Double-beam hoisting device and construction method |
-
2016
- 2016-07-01 CN CN201620689799.4U patent/CN205804194U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105970833A (en) * | 2016-07-01 | 2016-09-28 | 北京中铁建北方路桥工程有限公司 | Precast segment span-by-span assembling bridge fabrication machine |
| CN105970833B (en) * | 2016-07-01 | 2017-11-10 | 中国铁路总公司 | Prefabricated subsection splicing span by span bridge fabrication machine |
| GB2624943A (en) * | 2022-12-01 | 2024-06-05 | China Railway Guangzhou Eng Group Co Ltd | Double-beam hoisting device and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105970833B (en) | Prefabricated subsection splicing span by span bridge fabrication machine | |
| CN105568853B (en) | Wide-span reinforced concrete flitch-trussed beam side position is traversing, the construction method of the beam that falls | |
| US3490605A (en) | Traveling beam for the production of bridge sections | |
| CN110130229A (en) | It a kind of several juxtaposed double cantilever erections machines and its sets a roof beam in place and passing method | |
| CN101787678B (en) | Large-span section assembling bridge manufacturing machine and assembling construction process thereof | |
| CN101736703A (en) | 3000t special bridge girder erection machine for integrally erecting 120m-span double-layer four-line steel beam bridge for highway and railway | |
| CN106400701A (en) | Single-girder low-level balanced cantilever assembling bridge erection machine | |
| CN201106155Y (en) | Inclined guy cable auxiliary full cantaliver crane trussed steel beam device | |
| CN106522112A (en) | Cable-stayed bridge side span beam section erecting system and method thereof | |
| CN202482776U (en) | Web type bridge fabrication machine for bridge constructions under conditions of heavy winds and high altitudes | |
| CN205804194U (en) | Prefabricated subsection splicing span by span bridge fabrication machine | |
| CN110205948B (en) | Wide bridge girder erection machine and erection method thereof | |
| CN210561749U (en) | Multi-frame juxtaposed double-cantilever bridge girder erection machine | |
| CN110130937B (en) | Tunnel construction trolley | |
| CN105839550B (en) | A kind of compressing walking mechanism and cantilever cradle for cantilever cradle | |
| CN112144401B (en) | Bridge girder erection machine over-span method based on curve track and large longitudinal slope environment | |
| CN207987749U (en) | Ride cable-styled erection crane | |
| CN102071641B (en) | Cement beam packs bridge machine cloth supporting leg type integration of transporting and building Bridge Erector and bridge formation engineering method thereof | |
| CN207032062U (en) | Tower with suspended cable available for Large-span Steel Box Beam construction | |
| CN206233120U (en) | Folding shape steel web continuous box girder jenny mould bases cantilever structure | |
| CN206538687U (en) | Cable-stayed bridge end bay beam section construction system | |
| CN206635657U (en) | A kind of symmetrical formula Bridge Erector of setting a roof beam in place | |
| CN210368663U (en) | Wide-body double-width bridge girder erection machine | |
| CN108086168A (en) | Ride cable-styled erection crane | |
| CN102535351B (en) | Web plate type bridge fabrication machine for constructing bridge under strong wind and high altitude conditions and construction process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170228 Address after: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee after: CHINA RAILWAY CORPORATION Patentee after: Beijing China Railway Construction Northern Road & Bridge Corporation Patentee after: China Railway Fifth Survey and Design Institute Group Ltd. Address before: 102600 Daxing District, Beijing Town, Village Road, No. 9 Patentee before: Beijing China Railway Construction Northern Road & Bridge Corporation |