CN206916628U - A kind of Bridge Erector for prefabricated assembled bridge rapid construction - Google Patents
A kind of Bridge Erector for prefabricated assembled bridge rapid construction Download PDFInfo
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- CN206916628U CN206916628U CN201720782928.9U CN201720782928U CN206916628U CN 206916628 U CN206916628 U CN 206916628U CN 201720782928 U CN201720782928 U CN 201720782928U CN 206916628 U CN206916628 U CN 206916628U
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Abstract
Technical field of bridge construction is the utility model is related to, in particular to a kind of Bridge Erector for prefabricated assembled bridge rapid construction.Including main couple, rear fulcrum and front fulcrum；The overhead traveling crane for handling Precast Pier Columns, prefabricated bent cap and steel girder is provided with main couple；Rear fulcrum includes being arranged at the rear support leg of main couple rear end and the middle rear support leg in front of rear support leg；Middle rear support leg upper end is fixed on main couple, and lower end is provided with the rolling structure that rear support leg is advanced along the assembled bridge floor completed in can driving, and front fulcrum includes front leg strut and is shelved on the leveling structure below main couple front end on ground；Front leg strut is the vertical supporting structure that lower end is supported on leveling structure, and the front lower portion of main couple is fixed in the upper end of front leg strut.The utility model can complete the installation of all components such as Precast Pier Columns, prefabricated bent cap, steel girder, realize bridge upper and lower part simultaneous construction, effectively increase the efficiency of construction at scene.
Description
Technical field
Technical field of bridge construction is the utility model is related to, is used for prefabricated assembled bridge rapid construction in particular to one kind
Bridge Erector.
Background technology
In bridge construction field, prefabricated assembled bridge can effectively improve site operation speed, ensure the matter of structural elements
Amount, structure durability is improved, application and is had a extensive future.
In the site operation of prefabricated assembled bridge, generally use Bridge Erector sets up superstructure, using crawler crane
To set up the substructures such as pier stud, bent cap, a large amount of human assistances are needed in work progress, low construction efficiency, and to existing traffic shadow
Ring big.Bridge superstructure and bottom pier stud usually require to construct twice, the serious efficiency of construction for restricting bridge, and quantities is huge
Greatly, it is necessary to expend substantial amounts of manpower and materials, bridge is built cost and significantly rise.And severe for some territorial environments
Situation, bottom pier stud are built extremely difficult.
Utility model content
The prior art that the purpose of this utility model seeks to solve to mention in above-mentioned background technology exist bridge formation efficiency it is low,
A kind of the problem of integrated degree is low, there is provided Bridge Erector for prefabricated assembled bridge rapid construction.
The technical solution of the utility model is：A kind of Bridge Erector for prefabricated assembled bridge rapid construction, including master
Truss, the rear fulcrum positioned at main couple latter half and the front fulcrum positioned at main couple first half；Set on described main couple
It is equipped with the overhead traveling crane for handling Precast Pier Columns, prefabricated bent cap and steel girder；Described rear fulcrum includes being arranged at main couple rear end
Rear support leg and the middle rear support leg in front of rear support leg；Described middle rear support leg upper end is fixed on main couple, and lower end is set
There is the rolling structure that rear support leg is advanced along the assembled bridge floor completed in can driving, it is characterised in that：Described front fulcrum includes
Positioned at the front leg strut of main couple front lower portion；Before described front leg strut is upper end is connected to main couple, lower end is supported on main couple
Vertical supporting structure on the ground of end lower section.
Further described front fulcrum also includes being shelved on the support base below main couple front end on ground；Described branch
Support seat is the up-small and down-big block structure with horizontal upper end face；Described front leg strut lower end is supported on the upper end of support base
Face.
Further described front leg strut includes being fixed on the fixes sleeve of main couple front lower portion and lower end is held on branch
Support the quill on seat；The first vertically arranged jacking cylinder is provided with described quill periphery end face；
The pushing end of the first described jacking cylinder is fixed on the periphery end face of fixes sleeve；Described fixes sleeve lower end set
Multigroup spaced apart through hole in vertically direction is offered on the upper end of quill, its lap；Described through hole
Inside it is equipped with latch.
Further described quill lower end is provided with ball hinged support；Described ball hinged support includes being fixed on activity
The spherical crown of sleeve lower end and the bottom plate for offering the ball groove for corresponding to spherical crown；Described spherical crown can rotationally be articulated and connected around the centre of sphere
In in ball groove.
Further described front fulcrum also includes the middle front leg strut between middle rear support leg and front leg strut；In described
Front leg strut is that upper end is slidably connected to the vertical supporting structure of main couple, anchoring lower ends on prefabricated bent cap.
Further described middle front leg strut includes the crossbeam along horizontal cross arrangement, the laterally spaced cloth on crossbeam
The two groups of roller groups put and the vertical supporting bar positioned at crossbeam both ends；Lateral pushing knot is provided between two groups of described roller groups
Structure；Described post upper is fixed on crossbeam, and lower end is arranged at the anchor pole for being fixed with prefabricated bent cap, two support bars
Between stull is set.
Further described roller group includes the sliding bottom being socketed on crossbeam；Described lateral pushing structure includes
Lateral pushing oil cylinder and gag lever post between two groups of sliding bottoms；The housing of described lateral pushing oil cylinder is fixed on crossbeam
On, pushing end is fixed on one group of sliding bottom；Described gag lever post is that both ends are hingedly connected on two groups of sliding bottoms
The changeable telescoping rod of its axial length.
Further described middle rear support leg includes being fixed on the tail trimmer of main couple both lateral sides bottom, vertically arranged
Tie-beam and the cross-brace beam that is fixedly connected with two tie-beam lower ends of both ends；Described tail trimmer is along horizontal cross cloth
Put, the gap that overhead traveling crane hoist cable passes through is left between two tail trimmers；Two described tie-beams along horizontal cross arranged for interval, its
Upper and lower ends are fixedly connected with tail trimmer and support beam form hollow cyclic structure with tail trimmer and support beam respectively.
Further described rolling structure includes being fixed on the base of support beam bottom and the walking being arranged on base
Roller；The second vertically arranged jacking cylinder is provided with described base；Described walking roller rolls and is connected to laying
On track on bridge floor.
Further described overhead traveling crane include being used for cooperateing with the preceding overhead traveling crane for carrying Precast Pier Columns and steel girder, rear overhead traveling crane and
For carrying the secondary overhead traveling crane of support base.
The advantages of the utility model, has：1st, by setting the support base of front leg strut and prefabricated cooperation, front leg strut can be made
It is supported on ground, without being supported on pier stud or bent cap, without pouring construction pier stud, Neng Gouyi before floorings are laid
Secondary property handling pier stud, bent cap and floorings carry out quick-assembling, and high degree improves the efficiency of bridge construction；
2nd, by setting jacking cylinder on front leg strut, it can quickly change the length of front leg strut, adapt it to various height
The low landform to differ, the difficulty that Bridge Erector is mobile and supports is reduced, improves efficiency of construction；
3rd, by setting ball hinged support in front leg strut lower end, the slope change of front leg strut adaptation to the ground small range can be made,
The stability of front leg strut support is improved, solves the problems, such as to be likely to occur sliding；
4th, can be moved by front leg strut in setting in Bridge Erector keeps bridge formation machine to have good stability during, keeps away
Exempt to rock in main couple moving process, enhance the security of construction；
5th, by the setting lateral pushing structure on middle front leg strut, the lateral separation between two groups of sliding bottoms is changed, it is small
The position of centre of gravity of front leg strut in range regulation, adjust the center of gravity of main couple, enable main couple it is more stable be fixed on preform lid
Liang Shang；
6th, by rear support leg in setting, moving along the bridge for whole Bridge Erector is realized, moving process is simple, efficient, reduces
Bridge Erector move across difficulty；
7th, it is that pier stud, bent cap or floorings delivery are reserved by the way that middle rear support leg to be designed to the O-shaped beam of upper end open
Travel space, and handling course is that stability is more preferable between two tie-beams, during can effectively avoiding handling
Danger of toppling；
8th, can be quickly by middle rear support leg and bridge by setting jacking cylinder and walking roller to coordinate on middle rear support leg
Being fixedly connected for face is changed into rolling connection, realizes that Bridge Erector is switched fast between movement and fixation, improves bridge assembly
Efficiency.
The utility model can complete the installation of all components such as Precast Pier Columns, prefabricated bent cap, steel girder, floorings, real
Showing bridge upper and lower part simultaneous construction, effectively increased the efficiency of construction at scene, construction overall process is mechanized construction,
Reduce the artificial input in scene, it is small to existing traffic impact, there is good economic benefit, avoid pier stud, bent cap or
Be floorings delivery during with middle rear support leg may caused by interference effect.
Brief description of the drawings
Fig. 1：Bridge Erector arrangement schematic diagram of the present utility model；
Fig. 2：A-A views in the utility model Fig. 1；
Fig. 3：B-B views in the utility model Fig. 1；
Fig. 4：C-C views in the utility model Fig. 1；
Fig. 5：Front leg strut structural representation (cross-bridges direction view) in the utility model；
Fig. 6：D-D views in the utility model Fig. 1；
Fig. 7：The front view of front leg strut of the present utility model；
Fig. 8：The utility model front leg strut roller mount mounting structure schematic diagram (along bridge to)；
Fig. 9：The roller mount mounting structure schematic diagram (direction across bridge) of the utility model front leg strut；
Figure 10：The utility model front leg strut lower end ball hinged support and support base connection diagram；
Figure 11：Bridge floor travel configuration schematic diagram of the beam car along assembled completion；
Figure 12：Handling Precast Pier Columns structural representation；
Figure 13：Handling steel main beam structure schematic diagram；
Figure 14：Handling deck structrue schematic diagram；
Figure 15：Handling preform lid girder construction schematic diagram；
Figure 16：Main couple center-of-gravity regulating positional structure schematic diagram；
Figure 17：Middle front leg strut is moved to 3# cushion cap top structure schematic diagrames；
Figure 18：Bridge Erector moves along the bridge one across structural representation；
Figure 19：Secondary overhead traveling crane handling clamping support schematic diagram；
Figure 20：Front leg strut is supported in the structural representation on support base；
Wherein：1-main couple；2-front leg strut；2.1-fixes sleeve；2.2-quill；2.3-jacking cylinder；
2.4-support base；2.5-spherical crown；2.6-bottom plate；2.7-through hole；2.8-horizontal beam；2.9-bracket；2.10-otic placode；
2.11-horizontal-associate；2.12-roller mount；2.13-roller；2.14-motor；2.15-slide rail；2.16-connecting plate；3-in before
Supporting leg；3.1-crossbeam；3.2-roller group；3.3-support bar；3.4-anchor pole；3.5-stull；3.6-sliding bottom；
3.7-lateral pushing oil cylinder；3.8-gag lever post；4-middle rear support leg；4.1-tail trimmer；4.2-tie-beam；4.3-support
Beam；4.4-base；4.5-walking roller；4.6-the second jacking cylinder；4.7-track；5-rear support leg；6-preceding overhead traveling crane；
7-rear overhead traveling crane；8-secondary overhead traveling crane；9-Precast Pier Columns；10-prefabricated bent cap；11-steel girder；12-straddle truck；13-fortune beam
Car.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Bridge Erector such as the embodiment of Fig. 1~20 includes main couple 1, main couple 1 be along the truss structure along bridge to arrangement, it is main
Truss 1 is included along horizontal along longeron of the bridge to arrangement and the English truss positioned at longeron lower end both lateral sides, two groups of English trusses edges
Bridge leaves the gap that overhead traveling crane hoist cable passes through to arranged for interval, centre.
The present embodiment is by multiple fulcrum supports on the assembled bridge floor completed, including positioned at the first half of main couple 1
Front fulcrum and the rear fulcrum of latter half (refer to the right direction in Figure 11 in front of the present embodiment, rear refers to the left side in Figure 11
Side direction, refer to the left and right directions in Figure 11 to direction along bridge, laterally refer to the direction of vertical drawing), the front fulcrum bag of the present embodiment
The front leg strut 2 positioned at the front end of main couple 1 and the middle front leg strut 3 on main couple 1 are included, rear fulcrum includes being arranged at main couple 1
The rear support leg 5 of rear end and the middle rear support leg 4 positioned at the front of rear support leg 5.Multiple supporting legs can essentially be set to support main truss
Frame 1, it can meet as long as the function of the present embodiment can be realized.
For the front leg strut 2 of this implementation as shown in Fig. 6~10, front leg strut 2 is that upper end is connected to the front lower portion of main couple 1, lower end
The vertical supporting structure being supported on ground, need to be supported on bent cap or pier stud different from the front leg strut of prior art, this reality
The front leg strut for applying example directly supports on the ground, without pouring pier stud in advance.
In order that the support of the lower end of front leg strut 2 is more stable, the present embodiment is provided with leveling structure in the lower end of front leg strut 2.Such as
Shown in Fig. 6~7, the leveling structure of the present embodiment includes support base 2.4, and support base 2.4 has horizontal upper end for up-small and down-big
The block structure in face, the lower end of front leg strut 2 are supported on the upper surface of support base 2.4.
The front leg strut 2 of the present embodiment is portal-framed structure, including the horizontal beam 2.8 arranged along direction across bridge, the cross-bridges of horizontal beam 2.8
To adjustable for height vertical supporting system is provided at both ends with, the lower end of vertical supporting system is supported on the upper surface of support base 2.4.Main truss
The secondary overhead traveling crane 8 for carrying support base 2.4 is provided with frame 1
Vertical supporting system include be fixed on the direction across bridge both ends of horizontal beam 2.8 fixes sleeve 2.1 and and be sheathed on fixation
The quill 2.2 of the lower end of sleeve 2.1, fixes sleeve 2.1 and quill 2.2 are coaxially arranged, and it connects together overlapping
Multiple vertically spaced apart through holes 2.7 are offered on part, fixes sleeve 2.1 and quill 2.2 are logical by being arranged in
Latch in hole 2.7 is fixed together.In use, regulation fixes sleeve 2.1 and the length of the lap of quill 2.2, are adjusted
The vertical extension of front leg strut 2 is saved, so that front leg strut 2 adapts to the ground of different elevations.
In addition, vertical Ffirst cylinder 2 .3, the shell of the first jacking cylinder 2.3 are provided with the periphery face of quill 2.2
Body is fixed on the periphery end face of quill 2.2, pushing end and the bracket on the periphery end face of fixes sleeve 2.1
2.9 it is fixedly connected.By driving the first jacking cylinder 2.3 to lift quill 2.2, regulation process is more convenient.
The first jacking cylinder 2.3 regulation fixes sleeve 2.1 of the present embodiment and the length of quill 2.2 are actually small
The regulative mode of scope, in order to preferably adapt to the region that elevation changes greatly, quill 2.2 is designed as more by the present embodiment
Individual section.As shown in figs. 6-7, quill 2.2 is that multiple sections join end to end the column structure to be formed, and section is axial end
Portion is provided with the tubular structure of otic placode 2.10, and screw is offered on otic placode 2.10, and adjacent segment is fixed by bolt through screw
Together.According to the elevation of territory of use, it can adapt to use the fluctuating of region from the quill 2.2 of varying number section
Change.
Wherein, the section lower end in bottom is provided with ball hinged support in quill 2.2, and ball hinged support includes fixing
The lower end of quill 2.2 spherical crown 2.5 and offer corresponding spherical crown 2.5 ball groove bottom plate 2.6, spherical crown 2.5 can be around ball
The heart is rotationally articulated and connected in ball groove, and bottom plate 2.6 is supported on support base 2.4, as shown in Figure 10.Ball hinged support can adapt to
The inclination of support base 2.4, make the support of front leg strut 2 more stable.
For the stability of further enhancing total, the present embodiment is provided with horizontal stroke between two fixes sleeves 2.1
Connection 2.11, horizontal-associate 2.11 are that direction across bridge both ends are fixed on bracket 2.9, upper end is fixed on the truss structure of the lower end of horizontal beam 2.8.
The upper end of front leg strut 2 is slidably connected on main couple 1, during actual use, can be carried out position adjustments, be formed with this
Best support.The slide construction of the present embodiment is shown in Fig. 8~9, and roller mount 2.12 is provided between horizontal beam 2.8 and main couple 1,
The lower end of roller mount 2.12 is fixed on horizontal beam 2.8, and upper end is provided with roller 2.13 and driving roller 2.13 along the length side of main couple 1
To the motor 2.14 of traveling, the slide rail 2.15 being longitudinally arranged along level is provided with main couple 1, roller 2.13 is slidably connected to cunning
On rail 2.15.
The lower end of roller mount 2.12 is provided with connecting plate 2.16, and connecting plate 2.16 is to be arranged in roller mount 2.12 and horizontal beam
U-shape structure between 2.8, including with horizontal beam 2.8 fix lower flange, after roller mount 2.12 moves into place with main couple 1
The top flange being bolted and the web on the upper and lower edge of a wing of connection.By bolt arrangement by connecting plate 2.16 and main couple 1
It is fixed together, can completes to lock together both in the position adjustments of front leg strut 2, avoid producing rolling in use
It is dynamic.
In use, using region according to Bridge Erector, survived by corresponding elevation using multiple section assemblings of relative populations
Moving sleeve 2.2, quill 2.2 is fixed in fixes sleeve 2.1 by latch, then hung main couple 1 by straddle truck
Transport on the bridge floor that assembly has been completed, complete the erection of Bridge Erector.
The position of support base 2.4 is adjusted by secondary overhead traveling crane 3, position of the front leg strut 2 on main couple 1 is driven by motor 2.14
Put, the lower end of front leg strut 2 is corresponded to support base 2.4, adjust the first jacking cylinder 2.3, accurately adjust the vertical height of front leg strut 2,
The lower end of front leg strut 2 is shelved on to the upper surface of support base 2.4.
When Bridge Erector need moved across when, by drive the first jacking cylinder 2.3 quill 2.2 is risen, make it
Depart from support base 2.4, move after the completion of, front leg strut 2 lower section of the secondary handling support base 2.4 of overhead traveling crane 3 to after moving into place, before regulation
The position of supporting leg 2, it is set to be supported on again on support base 2.4.
It is the structural representation of middle front leg strut 3 of the present embodiment as shown in Figures 4 and 5, middle front leg strut 3 is supported on prefabricated bent cap 10
On, middle front leg strut 3 is that upper end is slidably connected to the vertical supporting structure of main couple 1, anchoring lower ends on prefabricated bent cap 10.In before
Supporting leg 3 include along horizontal cross arrangement crossbeam 3.1, on crossbeam 3.1 laterally spaced arrangement two groups of and of roller group 3.2
Vertical supporting bar 3.3 positioned at the both ends of crossbeam 3.1, lateral pushing structure is provided between two groups of roller groups 3.2.Support bar 3.3
Upper end is fixed on crossbeam 3.1, and lower end is arranged at the anchor pole 3.4 for being fixed with prefabricated bent cap 10, between two support bars 3.3
Stull 3.5 is set.The structure of support bar 3.3 of the present embodiment is similar to the flexible of quill in front leg strut 2 and fixes sleeve
Structure, can be in the perpendicular height for being adjusted up whole supporting leg.Roller group 3.2 is slid by drive device drives edge main couple 1, real
The regulation of the position of front leg strut 3 in existing.
Roller group 3.2 includes the sliding bottom 3.6 being socketed on crossbeam 3.1, and lateral pushing structure includes being located at two groups of cunnings
Lateral pushing oil cylinder 3.7 and gag lever post 3.8 between dynamic base 3.6, the housing of lateral pushing oil cylinder 3.7 are fixed on crossbeam 3.1
On, pushing end is fixed on one group of sliding bottom 3.6, and gag lever post 3.8 is that both ends are hingedly connected in two groups of sliding bottoms 3.6
On the changeable telescoping rod of its axial length.By between the two groups of sliding bottoms 3.6 of change of pushing tow lateral pushing oil cylinder 3.7
Distance, the position of centre of gravity of whole main couple 1 can be adjusted, the change of anchoring lower ends position is adapted to this, when there is the gradient
The stability of main couple 1 can be kept by center-of-gravity regulating position.
The lower end of support bar 3.3 is also equipped with ball hinged support, can adapt to the gradient regulation of a small range, support bar 3.3
Need to be anchored on prefabricated bent cap 10, therefore lower end is provided with anchor pole 3.4, is anchored on prefabricated bent cap 10 by anchor pole 3.4.
As shown in figure 3, the structural representation of the middle rear support leg 4 for the present embodiment, middle rear support leg 4 is the present embodiment main couple
1 driving power device, middle rear support leg 4 include the tail trimmer 4.1, vertically arranged for being fixed on the both lateral sides bottom of main couple 1
Tie-beam 4.2 and the cross-brace beam 4.3 that is fixedly connected with two lower ends of tie-beam 4.2 of both ends, tail trimmer 4.1 is along horizontal horizontal
To arrangement, the gap that overhead traveling crane hoist cable passes through is left between two tail trimmers 4.1, two tie-beams 4.2 are along horizontal cross interval cloth
Put, its upper and lower ends be fixedly connected respectively with tail trimmer 4.1 and support beam 4.3 formed with tail trimmer 4.1 and support beam 4.3 it is hollow
Cyclic structure.Form circular hollow structure and be easy for there can be foot when handling Precast Pier Columns 8, prefabricated bent cap 10 and steel girder 11
Enough passes through space.
The bottom of support beam 4.3 is provided with two groups of bases 4.4, two groups of 4.4 laterally spaced arrangements of base, is set on base 4.4
Walking roller 4.5 is equipped with, the second vertically arranged jacking cylinder 4.6 is additionally provided with base 4.4, walking roller 4.5 rolls
It is connected on the track 4.7 being laid on bridge floor.In use, during Bridge Erector handling, the second jacking cylinder 4.6 is vertically
Jacking makes its pushing end be supported on bridge floor, and walking roller 4.5 de-orbits 4.7.When Bridge Erector need advance move across when, second
Jacking cylinder 4.6 is unloaded, and walking roller 4.5 is located on track 4.7, and driving walking roller 4.5 is walked along track 4.7, is completed
The shifting of Bridge Erector across.
Middle rear support leg 4 is the standard supporting leg of the present embodiment, i.e., the length of middle rear support leg 4 determines what whole Bridge Erector was set up
Highly, other supporting legs length of rear support leg 4 in is adjusted and adapted to.The upper end of middle rear support leg 4 is integrally fixed at main couple 1
On, it is impossible to it is mobile, without carrying out position adjustments.
As shown in Fig. 2 being the structural representation of rear support leg 5 of the present embodiment, rear support leg 5 is to be supported in the afterbody of main couple 1
Vertical supporting structure, the structure of rear support leg 5 is similar with the structure of middle front leg strut 3, for the door being supported on the assembled bridge floor completed
Frame structure, because rear support leg 5 is supported on bridge floor, flatness can ensure, therefore the lower end of rear support leg 5 is not provided with ball pivot branch
Seat, the upper end of rear support leg 5 is also equipped with roller structure, can realize the position adjustment on main couple 1.When Bridge Erector handling,
Rear support leg 5 is fixed on main couple 1, it is necessary to when carrying out position adjustment, is released bolt and is fixedly connected, after being driven by drive device
Supporting leg 5 is along moving along the bridge.
The Bridge Erector of the present embodiment needs a variety of prefabricated components of handling, in order to reach special handling demand, the present embodiment
Be provided with two groups of handling overhead traveling cranes on main couple 1, including carry for cooperateing with Precast Pier Columns 9 and steel girder 11 preceding overhead traveling crane 6, after
Overhead traveling crane 7, in addition, during actual use, support base 2.4 needs special handling overhead traveling crane, therefore the present embodiment is also set on main couple 1
It is equipped with the secondary overhead traveling crane 8 for carrying support base 2.4.Secondary overhead traveling crane 8, the length direction of preceding overhead traveling crane 6, rear overhead traveling crane 7 along main couple 1 are by preceding
To rear arranged for interval.
During practical application, comprise the following steps：
1) Bridge Erector, is built on the assembled bridge floor completed, is hoisted to Bridge Erector by straddle truck 12 assembled complete
Into bridge floor on, lifting in place after, the lower end of front leg strut 2 is supported on support base 2.4, the upper end of front leg strut 2 passes through bolt
It is fastened on the front end of main couple 1, the ball hinged support of the middle lower end of front leg strut 3 is supported in above on the bent cap of front end, passes through anchor
Middle front leg strut 3 is anchored on prefabricated bent cap (in such as Figure 11, above 2# cushion caps) by bar 3.4, by bolt arrangement by roller
Group 3.2 is fixed on main couple 1, and vertical second jacking cylinder 4.6 that jacks makes walking roller 4.5 de-orbit 4.7, makes rear support leg
5 upper end is fixed on the afterbody of main couple 1, and lower end is supported on bridge floor by hydraulic oil cylinder driving adjustment length, completes Bridge Erector
Set up, as shown in figure 11；
2), beam car 13 is consigned below Precast Pier Columns 9 to main couple along the assembled bridge floor completed, and as shown in figure 12, is
Space is saved, Precast Pier Columns 9 are toppled over into horizontality and consigned, the forward end of the preceding handling Precast Pier Columns 9 of overhead traveling crane 6, the day after tomorrow
The handling Precast Pier Columns 9 of car 7 are on the sidepiece of rear end, and synchronously driving drives Precast Pier Columns 9 to march to design attitude to two overhead traveling cranes
Cushion cap on (the 3# cushion caps in such as Figure 12), after moving into place, rear overhead traveling crane 7, which slowly declines hoist cable, makes Precast Pier Columns 9 slowly adjust
To vertical state, until all wt is transferred on preceding overhead traveling crane 6, preceding overhead traveling crane 6 is slowly declined on cushion cap, is in the milk and is connected both
It is integrated；
3), beam car 13 is consigned below steel girder 11 to main couple 1 along the assembled bridge floor completed, as shown in figure 13, preceding,
For the overhead traveling crane handling steel girder 11 between middle rear support leg 4 and middle front leg strut 3, decentralization steel girder 11 is respectively seated at its both ends afterwards
On the assembled prefabricated bent cap in bridge floor front end (the prefabricated bent cap directly over 1# cushion caps in such as Figure 13) completed and under middle front leg strut
On the prefabricated bent cap (the prefabricated bent cap directly over 2# cushion caps in such as Figure 13) at end, floorings are set up, it is as shown in figure 14, fixed to connect
After connecing, the installation of the bridge section is completed；
4), beam car 13 is consigned below prefabricated bent cap 10 to main couple 1 along the assembled bridge floor completed, as shown in figure 15,
The Precast Pier Columns that the preceding prefabricated bent cap 10 of the handling of overhead traveling crane 6 is marched in front of the Precast Pier Columns of middle front leg strut lower end are (in Figure 15
Precast Pier Columns on 3# cushion caps) on, adjusted by preceding overhead traveling crane 6 and be rotated by 90 ° prefabricated bent cap 10, then transfer prefabricated bent cap 10
To the Precast Pier Columns 9；
5), preceding overhead traveling crane 6 and rear front truck 7 are marched near rear support leg 5, and secondary overhead traveling crane 8 is marched near front leg strut 2, such as Figure 16
It is shown, 1 most of weight of main couple is transferred to the latter half of main couple 1, the upper end of front leg strut 3 and main couple 1 in releasing
Bolt is fixedly connected, the anchor connection of lower end and prefabricated bent cap 10 (the prefabricated bent cap on 2# cushion caps in such as Figure 16), in driving
Front leg strut 3 moves into place the prefabricated bent cap (preform lid on 3# cushion caps in such as Figure 17 adjacent thereto in front of the prefabricated bent cap
Beam) on, by the anchor connection of prefabricated bent cap 10 of the lower end of middle front leg strut 3 and lower section, as shown in figure 17；
6), preceding overhead traveling crane 6 and rear overhead traveling crane 7 are moved between middle front leg strut 3 and middle rear support leg 4, in unloading on rear support leg 4
Two jacking cylinders 4.6 make walking roller 4.5 be supported on bridge floor track 4.7, and lifting front leg strut 2 makes it depart from support base 2.4,
Lifting rear support leg 5 departs from itself and bridge floor, and rear support leg 4 drives main couple 1 along moving along the bridge one across such as Figure 18 institutes in driving
Show, the second jacking cylinder 4.6 of driving makes walking roller 4.5 depart from bridge floor track 4.7, and middle rear support leg 4 is supported on bridge floor, regulation
The length of rear support leg 5 makes rear support leg 5 be supported in again on bridge floor, and the upper end of middle front leg strut 3 is retightened on main couple 1, secondary
The handling support base 2.4 of overhead traveling crane 8 is to the lower section of front leg strut 6, and as shown in figure 19, the suitable bridge of regulation front leg strut 6 makes it to position and length
It is corresponding with support base 2.4, and be shelved on support base 2.4, as shown in figure 20, complete to move across；
7), carry out successively, until completing all assembled processes.
The Precast Pier Columns 9, prefabricated bent cap 10 and steel girder 11 of the present embodiment are that factory is prefabricated in advance.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, the utility model can also on the premise of the spirit and scope of the utility model is not departed from
There are various changes and modifications, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model will
Protection domain is asked to be defined by appended claims and its equivalent.
Claims (10)
1. a kind of Bridge Erector for prefabricated assembled bridge rapid construction, including it is main couple (1), later half positioned at main couple (1)
Partial rear fulcrum and the front fulcrum positioned at main couple (1) first half；It is provided with described main couple (1) pre- for handling
The overhead traveling crane of pier stud (9) processed, prefabricated bent cap (10) and steel girder (11)；Described rear fulcrum includes being arranged at main couple (1) rear end
Rear support leg (5) and the middle rear support leg (4) in front of rear support leg (5)；Described middle rear support leg (4) upper end is fixed on main couple
(1) on, lower end is provided with the rolling structure that rear support leg (4) is advanced along the assembled bridge floor completed in can driving, it is characterised in that：
Described front fulcrum includes the front leg strut (2) positioned at main couple (1) front lower portion；Described front leg strut (2) is connected to for upper end
Main couple (1), lower end are supported on the vertical supporting structure on ground below main couple (1) front end.
A kind of 2. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 1, it is characterised in that：It is described
Front fulcrum also include being shelved on the support base (2.4) below main couple (1) front end on ground；Described support base (2.4) is
The up-small and down-big block structure with horizontal upper end face；Described front leg strut (2) lower end is supported on the upper end of support base (2.4)
Face.
A kind of 3. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 2, it is characterised in that：It is described
Front leg strut (2) include be fixed on main couple (1) front lower portion fixes sleeve (2.1) and lower end be held on support base (2.4)
On quill (2.2)；The first vertically arranged jacking is provided with described quill (2.2) periphery end face
Oil cylinder (2.3)；The pushing end of described the first jacking cylinder (2.3) is fixed on the periphery end face of fixes sleeve (2.1)；
Described fixes sleeve (2.1) lower end is sheathed on the upper end of quill (2.2), offered on its lap it is multigroup vertically
The spaced apart through hole in direction (2.7)；Latch is equipped with described through hole (2.7).
A kind of 4. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 3, it is characterised in that：It is described
Quill (2.2) lower end be provided with ball hinged support；Described ball hinged support includes being fixed on quill (2.2) lower end
Spherical crown (2.5) and the bottom plate (2.6) for offering the ball groove for corresponding to spherical crown (2.5)；Described spherical crown (2.5) can rotate around the centre of sphere
Ground is articulated and connected in ball groove.
A kind of 5. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 1, it is characterised in that：It is described
Front fulcrum also include middle front leg strut (3) between middle rear support leg (4) and front leg strut (2)；Described middle front leg strut (3) is
Upper end is slidably connected to the vertical supporting structure of main couple (1), anchoring lower ends on prefabricated bent cap (10).
A kind of 6. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 5, it is characterised in that：It is described
Middle front leg strut (3) include along horizontal cross arrangement crossbeam (3.1), on crossbeam (3.1) laterally spaced arrangement two
Group roller group (3.2) and the vertical supporting bar (3.3) positioned at crossbeam (3.1) both ends；Set between two groups of described roller groups (3.2)
It is equipped with lateral pushing structure；Described support bar (3.3) upper end is fixed on crossbeam (3.1), and lower end is provided with for prefabricated
The fixed anchor pole (3.4) of bent cap (10), stull (3.5) is provided between two support bars (3.3).
A kind of 7. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 6, it is characterised in that：It is described
Roller group (3.2) include being socketed in sliding bottom (3.6) on crossbeam (3.1)；Described lateral pushing structure includes being located at
Lateral pushing oil cylinder (3.7) and gag lever post (3.8) between two groups of sliding bottoms (3.6)；Described lateral pushing oil cylinder (3.7)
Housing be fixed on crossbeam (3.1), pushing end is fixed on one group of sliding bottom (3.6)；Described gag lever post (3.8) is two
End is hingedly connected in the changeable telescoping rod of its axial length on two groups of sliding bottoms (3.6).
A kind of 8. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 1, it is characterised in that：It is described
Middle rear support leg include being fixed on the tail trimmer (4.1), vertically arranged tie-beam of main couple (1) both lateral sides bottom
And the cross-brace beam (4.3) that is fixedly connected with two tie-beam (4.2) lower ends of both ends (4.2)；Described tail trimmer (4.1) edge
Horizontal cross is arranged, the gap that overhead traveling crane hoist cable passes through is left between two tail trimmers (4.1)；Two described tie-beams (4.2)
Along horizontal cross arranged for interval, its upper and lower ends is fixedly connected respectively with tail trimmer (4.1) and support beam (4.3) and and tail trimmer
(4.1) and support beam (4.3) forms hollow cyclic structure.
A kind of 9. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 8, it is characterised in that：It is described
Rolling structure include the walking roller that is fixed on the base (4.4) of support beam (4.3) bottom and is arranged on base (4.4)
(4.5)；Vertically arranged the second jacking cylinder (4.6) is provided with described base (4.4)；Described walking roller
(4.5) roll and be connected on the track (4.7) being laid on bridge floor.
A kind of 10. Bridge Erector for prefabricated assembled bridge rapid construction as claimed in claim 1, it is characterised in that：Institute
The overhead traveling crane stated includes being used to cooperate with the preceding overhead traveling crane (6) for carrying Precast Pier Columns (9) and steel girder (11), rear overhead traveling crane (7) and being used for
Carry the secondary overhead traveling crane (8) of support base (2.4).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720782928.9U CN206916628U (en) | 2017-06-30 | 2017-06-30 | A kind of Bridge Erector for prefabricated assembled bridge rapid construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720782928.9U CN206916628U (en) | 2017-06-30 | 2017-06-30 | A kind of Bridge Erector for prefabricated assembled bridge rapid construction |
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| CN206916628U true CN206916628U (en) | 2018-01-23 |
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| CN109024291A (en) * | 2018-08-06 | 2018-12-18 | 江苏恩纳斯重工机械有限公司 | A kind of integration Bridge Erector and its working method |
| CN109183618A (en) * | 2017-06-30 | 2019-01-11 | 中交第二航务工程局有限公司 | A kind of Bridge Erector for prefabricated assembled bridge rapid construction |
| CN109629448A (en) * | 2019-01-28 | 2019-04-16 | 中铁大桥局集团有限公司 | The synchronous device and method for setting up girder and floorings |
| CN110093979A (en) * | 2019-04-25 | 2019-08-06 | 浙江精工钢结构集团有限公司 | A kind of detachable assembling type platform |
| WO2019196660A1 (en) * | 2018-04-09 | 2019-10-17 | 中交武汉港湾工程设计研究院有限公司 | Integral bridge deck crane for central cable plane steel box girder |
| CN110700107A (en) * | 2019-10-28 | 2020-01-17 | 杭州悦为科技有限公司 | Sliding type construction method for hoisting prefabricated anti-collision wall |
| CN111472277A (en) * | 2020-03-31 | 2020-07-31 | 石家庄铁道大学 | Assembled pier transporting and erecting integrated machine and assembled pier transporting and erecting method based on same |
| CN112323649A (en) * | 2020-11-10 | 2021-02-05 | 新疆北新路桥集团股份有限公司 | Bridge girder erection machine and bridge construction method |
| CN113503176A (en) * | 2021-08-06 | 2021-10-15 | 中交（广州）建设有限公司 | Integrated intelligent assembling trolley for prefabricated parts in tunnel |
| CN113802462A (en) * | 2021-09-28 | 2021-12-17 | 中交二航局第二工程有限公司 | Section-splicing bridge girder erection machine and front supporting leg for hoisting |
| 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 |
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| CN109183618A (en) * | 2017-06-30 | 2019-01-11 | 中交第二航务工程局有限公司 | A kind of Bridge Erector for prefabricated assembled bridge rapid construction |
| CN109183618B (en) * | 2017-06-30 | 2023-12-19 | 中交第二航务工程局有限公司 | Bridge girder erection machine for rapid construction of prefabricated bridge |
| WO2019196660A1 (en) * | 2018-04-09 | 2019-10-17 | 中交武汉港湾工程设计研究院有限公司 | Integral bridge deck crane for central cable plane steel box girder |
| CN109024291A (en) * | 2018-08-06 | 2018-12-18 | 江苏恩纳斯重工机械有限公司 | A kind of integration Bridge Erector and its working method |
| CN109629448B (en) * | 2019-01-28 | 2023-10-20 | 中铁大桥局集团有限公司 | Device and method for synchronously erecting girder and bridge deck |
| CN109629448A (en) * | 2019-01-28 | 2019-04-16 | 中铁大桥局集团有限公司 | The synchronous device and method for setting up girder and floorings |
| CN110093979A (en) * | 2019-04-25 | 2019-08-06 | 浙江精工钢结构集团有限公司 | A kind of detachable assembling type platform |
| CN110700107A (en) * | 2019-10-28 | 2020-01-17 | 杭州悦为科技有限公司 | Sliding type construction method for hoisting prefabricated anti-collision wall |
| CN111472277A (en) * | 2020-03-31 | 2020-07-31 | 石家庄铁道大学 | Assembled pier transporting and erecting integrated machine and assembled pier transporting and erecting method based on same |
| CN111472277B (en) * | 2020-03-31 | 2021-11-23 | 石家庄铁道大学 | Assembled pier transporting and erecting integrated machine and assembled pier transporting and erecting method based on same |
| CN112323649B (en) * | 2020-11-10 | 2022-09-20 | 新疆北新路桥集团股份有限公司 | Bridge construction method |
| CN112323649A (en) * | 2020-11-10 | 2021-02-05 | 新疆北新路桥集团股份有限公司 | Bridge girder erection machine and bridge construction method |
| CN113503176A (en) * | 2021-08-06 | 2021-10-15 | 中交（广州）建设有限公司 | Integrated intelligent assembling trolley for prefabricated parts in tunnel |
| CN113802462A (en) * | 2021-09-28 | 2021-12-17 | 中交二航局第二工程有限公司 | Section-splicing bridge girder erection machine and front supporting leg for hoisting |
| 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 |
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