CN110396943A - The Deck Arch Bridges construction segmented movement of steel arch-shelf and Lift-on/Lift-off System and method - Google Patents
The Deck Arch Bridges construction segmented movement of steel arch-shelf and Lift-on/Lift-off System and method Download PDFInfo
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- CN110396943A CN110396943A CN201910780242.XA CN201910780242A CN110396943A CN 110396943 A CN110396943 A CN 110396943A CN 201910780242 A CN201910780242 A CN 201910780242A CN 110396943 A CN110396943 A CN 110396943A
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- 238000012546 transfer Methods 0.000 claims abstract description 50
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- 238000000465 moulding Methods 0.000 claims description 11
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D4/00—Arch-type bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of segmented movement of Deck Arch Bridges construction steel arch-shelf and Lift-on/Lift-off System and method, which includes that the cable crane lifted to arch assembly segment and the arch moved one by one to arch assembly segment are segmented transfer device；Arch segmentation transfer device includes the assembled segment mobile device being horizontally moved one by one to arch assembly segment and moves horizontally channel for what assembled segment mobile device moved horizontally, moves horizontally channel and is laid in rear side beam section support construction；The method comprising the steps of: one, bridge bottom bracing structure is constructed；Two, cable crane and arch segmentation transfer device construction；Three, steel arch-shelf is assembled.The present invention has rational design and using effect is good, arch segmentation transfer device is used in combination with cable crane, arch assembly segment is moved to the lifting region of cable crane by arch segmentation transfer device, in place by arch assembly segment lifting, energy is easy, steel arch-shelf assembly process is rapidly completed for cable crane.
Description
Technical field
The invention belongs to technical field of bridge construction, segmented more particularly, to a kind of Deck Arch Bridges construction steel arch-shelf
Mobile and Lift-on/Lift-off System and method.
Background technique
Deck Arch Bridges are that bridge deck is arranged bridge in spanning major bearing structures (i.e. arch rib) above, and skewback is by arch rib
End (also referred to as arch abutment) thrust passes to the component of basement rock, positioned at the junction at arch bridge both ends and basement rock, the arch of Deck Arch Bridges
Rib both ends are supported on skewback, and skewback is the important component for supporting spandrel structure.The skewback for being used to support arch rib is permanent arch
Seat, the permanent skewback are generally the reinforced concrete structure being supported on basement rock.Wherein, arch rib is also referred to as main arch or arch ring, right
When the deck type box arch bridge that arch rib is In Reinforced Concrete Box Girder is constructed, arch rib generallys use the steel set up in advance in place
Arch carries out cast-in-place construction.After arch rib pouring molding, steel arch-shelf is removed.
Nowadays, used steel arch-shelf is usually the three-dimensional steel truss assembled by multiple straight rod pieces.Cable
Hang be a kind of specific type hanging device, have the advantages that many uniquenesses, the not limitation of climate and landform, in specified conditions
The effect that other hoisting machineries cannot play can be played down, be widely used in engineering construction.Highway, railway bridge
Beam frequently encounters the case where can not setting up bracket or can not be using hoisting machinery construction, due in mountain area when across weight mountain area
The cost for building sidewalk is excessively high, and the construction difficulty for setting up bracket in river, lake is big, is crossing over existing line bring
The factors such as traffic dispersion inconvenience, cable hoisting become highway, in railway construction, the most economically and reasonably Scheme Choice, especially
Bridge, which is crossed on the basis of great river, steep cliff, river, lake etc. and across the construction technology research of existing line, biggish hair
Open up space.
When carrying out assembling using steel arch-shelf of the cable hoisting method to Deck Arch Bridges, constructing operation is more casual,
Do not have a set of unification, specification construction method for following, along with the volume of steel truss is big and weight is big, steel truss is assembled difficult
Degree is big.Simultaneously as the lifting of cable crane is limited in scope, scene needs to be equipped with hanging device first will preparatory assembled molding steel
Within the scope of truss segment lifting to the lifting of cable crane, but since constructed Deck Arch Bridges cross over weight mountain area, construction environment
Unfavorable and construction space is limited, largely limits hanging device normal use.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of deck type arch
The segmented movement of bridge construction steel arch-shelf and Lift-on/Lift-off System, it is reasonable in design and easy to use, using effect is good, it will
Arch segmentation transfer device is used in combination with cable crane, and arch is segmented transfer device simplicity, quickly by arch assembly segment
It is moved to the lifting region of cable crane, and cable crane will be moved into the arch assembly segment lifting of position in place, it can be easy, fast
Speed completes steel arch-shelf assembly process.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: steel arch-shelf is used in a kind of construction of Deck Arch Bridges
Segmented movement and Lift-on/Lift-off System, it is characterised in that: including to assembled steel arch-shelf the cable that is lifted of arch assembly segment
Rope loop wheel machine and the arch moved one by one to arch assembly segment are segmented transfer device；
Assembled steel arch-shelf be to construction Deck Arch Bridges the steel arch-shelf constructed of arch rib, assembly steel arch-shelf edge
It indulges bridge Xiang Bushe and it is spliced along vertical bridge to the arch assembly segment laid from front to back from multiple；The front and back of the arch rib
Both ends are respectively supported on a permanent support, and the permanent support is armored concrete support；Bridge is indulged to cloth in the arch rib edge
And if its be armored concrete arch ring, the transverse girder between arch rib in institute assembly steel arch-shelf surface；Constructed Deck Arch Bridges packet
The girder for including arch rib and being supported on arch rib, the rear and front end of the girder are respectively supported on an abutment, and the girder is in
Horizontal layout and it include the middle part beam section being supported on arch rib and two side beams for being located at middle part beam section front and rear sides
Section, the middle part beam section is connected between two side beam sections and three is along vertical bridge Xiang Bushe, the middle part beam section with
It is fastenedly connected along vertical bridge to the vertical upright column laid from front to back between arch rib by multiple；Below each side beam section
It is reinforced concrete knoll along bridge is indulged to multiple support pier studs being arranged vertically, the support pier stud is laid with from front to back
Column, each side beam section are supported on the abutment and multiple support pier studs, each side beam section
The abutment and multiple support pier studs that lower section is supported form a side beam section support construction；Described in two
Side beam section support construction is respectively to be located at the front side beam section support construction on front side of arch rib and the rear side beam section on rear side of arch rib
Support construction, two permanent supports are respectively to be located at front side support below arch rib front end and below arch rib rear end
Rear side support；
The arch segmentation transfer device includes the assembled segment movement being horizontally moved one by one to arch assembly segment
What device and the confession assembled segment mobile device moved horizontally moves horizontally channel, and the channel that moves horizontally is in horizontal layout
And it is along vertical bridge Xiang Bushe；
The channel that moves horizontally is laid in the rear side beam section support construction, and the rear side beam section support construction is to move
Dynamic channel support structure；The channel that moves horizontally includes the longitudinal bracing being supported in the movable passageway support construction
Beam, the assembly segment mobile device can carry out being moved forward and backward and driving in moving process on longitudinal support beam moving by one
Dynamic arch assembly segment synchronizes mobile horizontally moving device, the longitudinal support beam in horizontal layout and its along vertical bridge to
It lays；The horizontally moving device is laid on longitudinal support beam, and moved arch assembly segment level is supported in the level
In mobile device；The rear end of the longitudinal support beam is the abutment support being supported in the movable passageway support construction on abutment
End, the front end of the longitudinal support beam are lifting end；It is provided on the lifting end of the longitudinal support beam and is moved horizontally to described
The Horizontal limiting part that device is limited；
The cable crane includes former and later two pylons, the working cable being installed on two pylons and can be along working cable
Carry out be moved forward and backward and to the trolley that arch assembly segment is lifted, the trolley is mounted on working cable and it
Between two pylons, the trolley is located above arch rib；Two pylons and arch rib and longitudinal support beam
It is respectively positioned on same vertical plane, two pylons are respectively to be located at the preceding pylon on front side of arch rib and the rear tower on rear side of arch rib
Frame；
It is preceding pier stud that support pier stud is located on the foremost side in the rear side beam section support construction, and the longitudinal support beam rises
It hangs end to be located on front side of the tail tower, the lifting end of the longitudinal support beam is supported on the preceding pier stud, the longitudinal bracing
The horizontal shore passed through in the middle part of tail tower described in Liang Weicong；The tail tower and the preceding pier stud are supported in the rear side branch
On seat, the preceding pier stud is located on front side of the tail tower.
Above-mentioned Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, it is characterized in that: two abutments
The preceding abutment being respectively supported in below the girder front end and the rear abutment being supported in below the main beam rear end, the preceding bridge
The dead astern of anchor ingot before being provided with immediately ahead of platform, the rear abutment is provided with rear anchor ingot；
Arch temporary securing mechanism is provided on each pylon, the arch temporary securing mechanism includes left and right two
Group is symmetrically arranged and to the knotted rope that the arch assembly segment lifted in place is fixed temporarily, and knotted rope described in every group is with one
A vertical supporting frame is laid on same vertical plane；Knotted rope described in every group includes that multiple tracks is from top to bottom laid in same erect
The knotted rope faced directly, knotted rope described in multiple tracks is along vertical bridge Xiang Bushe；
Multiple buckleing for knotted rope installation are from top to bottom laid in the cable crane on each vertical supporting frame
Rope pulley, all knotted rope pulleys laid on each vertical supporting frame are respectively positioned on same vertical plane, are detained described in per pass
Rope is installed on the knotted rope pulley；
The front end of knotted rope described in per pass is each attached on the arch assembly segment that one has lifted in place in the tail tower,
The rear end of knotted rope described in per pass is each attached on rear anchor ingot in the tail tower；
The rear end of knotted rope described in per pass is each attached on an arch assembly segment in the preceding pylon, the preceding tower
Before the front end of knotted rope described in per pass is each attached in frame on anchor ingot.
Above-mentioned Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, it is characterized in that: each pylon
It include assembling type frame body, the assembling type frame body includes the two vertical supporting framves symmetrically laid in left and right；In the tail tower
Two vertical supporting framves are supported on the rear side support, the two symmetrical cloth of vertical supporting frame in the tail tower
Set on the left and right sides for moving horizontally channel, the clear distance of two vertical supporting framves is greater than the water in the tail tower
The width of flat movable passageway.
Above-mentioned Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, it is characterized in that: each pylon
It further include the tower mount for assembling type frame body bottom installation, the tower mount is in horizontal layout and it is along direction across bridge cloth
If the assembling type frame body is located at right above tower mount；
Each vertical supporting frame bottom is provided with the tripod being installed on tower mount, the tripod bottom
Be attached in hinged way between the tower mount that is disposed below；One is provided with immediately below each tower mount
Road bottom distribution beam, the bottom distribution beam in horizontal layout and its along the transverse bridge；Positioned at the bottom of the tail tower bottom
Portion's distribution beam is fixed on the rear side support, is fixed on the front side support positioned at the bottom distribution beam of the preceding tower bottom
On.
Above-mentioned Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, it is characterized in that: the frame body pedestal
Including horizontal base and the hinged seat being mounted on horizontal base, the horizontal base is supported horizontally in the distribution beam of bottom, institute
It states and is attached in hinged way between tripod bottom and the hinged seat being disposed below；
The horizontal base is the slip base that can be horizontally moved along direction across bridge in bottom distribution beam, the bottom distribution
Be provided with the guide part being oriented to horizontal base on beam, the guide part in horizontal layout and its along the transverse bridge.
Above-mentioned Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, it is characterized in that: every in the pylon
The cable saddle for working cable installation is provided on a vertical supporting frame；
The quantity of the working cable is twice, and working cable described in twice is along vertical bridge Xiang Bushe and the two is symmetrically laid in arch
Above the left and right sides of rib；Former and later two trolleys are mounted on working cable described in per pass, two liftings are small
Vehicle is respectively positioned between two pylons；Four trolley group pairs of arch assembly segments carry out in the cable crane
The hanging apparatus of lifting；
Working cable described in twice respectively left side working cable and the right side working cable on the right side of the left side working cable, often
Two vertical supporting framves in a pylon are respectively Left-side support frame and the right side on the right side of the Left-side support frame
Side stand component；The left side working cable is supported on the Left-side support frame of two pylons, the right side working cable branch
It supports on the Right side support frame of two pylons.
Above-mentioned Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, it is characterized in that: each support
Pier stud includes controlling two vertical pier studs symmetrically laid and a bent cap being supported horizontally on two vertical pier studs,
The bent cap in horizontal layout and its along the transverse bridge, the longitudinal support beam is supported in the movable passageway support construction
Multiple bent caps on；
The arch segmentation transfer device further includes the limit rope limited to moved arch assembly segment, institute
It states limit rope to move horizontally above channel positioned at described, the limit rope is located at the assembled segment mobile device rear, described
The rear end of limit rope is fixed on to be moved horizontally on the rear anchor ingot or anchor foundation in channel dead astern positioned at described, the limit rope
Front end is fixed on moved arch assembly segment.
Meanwhile a kind of the invention discloses method and steps simple, design rationally and realize convenient, using effect it is good on hold
The segmented movement of formula Arch Bridge Construction steel arch-shelf and hanging method, it is characterised in that: the assembled steel arch-shelf of institute includes vault splicing section
Section and former and later two side joggle trusses for symmetrically laying, vault splicing segment be connected to two side joggle trusses it
Between, each side joggle truss is spliced by multiple arch assembly segments laid from bottom to up, the vault splicing
Segment is an arch assembly segment；
When carrying out segmented movement and lifting to the assembled steel arch-shelf of institute, process is as follows:
Step 1: bridge bottom bracing structure is constructed: being supported to two permanent supports and two side beam sections
Structure is constructed respectively, obtains the front side beam section support construction of construction molding, the rear side beam section support construction, described
Front side support and the rear side support；
Step 2: cable crane and arch segmentation transfer device construction: the rear side beam of construction molding in step 1
Channel is moved horizontally in section support construction described in construction, and moves horizontally the channel installation assembled mobile dress in segment described
It sets, obtains the arch that construction is completed and be segmented transfer device；Meanwhile it constructing to the cable crane, and by the cable
The tail tower in rope loop wheel machine is supported on the rear side support；
Step 3: steel arch-shelf is assembled: being carried out to the assembled steel arch-shelf of institute assembled, comprising the following steps:
Step 301, side joggle truss are assembled: symmetrically being spelled to two side joggle trusses of institute's assembly steel arch-shelf
Dress；
When carrying out assembled any one described side joggle truss, from the bottom to top to the multiple institutes for forming the side joggle truss
It states arch assembly segment and carries out assembly, process is as follows:
Step 3011, first arch assembly section assembling: using arch segmentation transfer device that current institute is assembled
Arch assembly segment translate forward to described above the front end for moving horizontally channel, then use described of the cable crane
Weight trolley lifts arch assembly segment and transfers the assembled process for completing current institute's assembly arch assembly segment in place；
In this step, current assembled arch assembly segment is an institute in the side joggle truss positioned at bottommost
State arch assembly segment；
Step 3012, upper arch assembly section assembling: upper one is spelled using arch segmentation transfer device
The arch assembly segment of dress is translate forward to the front end for moving horizontally channel, then using the described of the cable crane
Trolley lifts arch assembly segment and is transferred in place, while by the arch assembly segment transferred in place and being located at it
Lower section and the assembled arch assembly segment connection completed, complete the assembled process of current institute's assembly arch assembly segment；
Step 3013, one or many repetition steps 3012, complete all arch assembly segment in the side joggle truss
Assembled process, obtain the assembled side joggle truss completed；
Step 302, vault splice section assembling: the assembled completion of two side joggle trusses to the assembled steel arch-shelf of institute
Afterwards, vault splicing segment is translate forward to the front end for moving horizontally channel using arch segmentation transfer device
Side, then vault splicing segment is lifted and transferred in place using the trolley of the cable crane, at the same will under
The vault splicing segment for being put into position connect with the assembled two side joggle trusses completed, completion assembly steel arch-shelf conjunction
Hold together process, obtains the assembled molding assembled steel arch-shelf of institute.
The above method, it is characterized in that: two side joggle trusses are respectively the front side being located on front side of vault splicing segment
Assembled frame and the rear side assembly frame on rear side of vault splicing segment；
Two abutments are respectively the preceding abutment being supported in below the girder front end and are supported in the main beam rear end
The rear abutment of lower section, anchor ingot before being provided with immediately ahead of the preceding abutment, it is described after the dead astern of abutment be provided with rear anchor ingot；
Arch temporary securing mechanism is provided on each pylon, the arch temporary securing mechanism includes left and right two
Group is symmetrically arranged and to the knotted rope that the arch assembly segment lifted in place is fixed temporarily, and knotted rope described in every group is with one
A vertical supporting frame is laid on same vertical plane；Knotted rope described in every group includes that multiple tracks is from top to bottom laid in same erect
The knotted rope faced directly, knotted rope described in multiple tracks is along vertical bridge Xiang Bushe；
Multiple buckleing for knotted rope installation are from top to bottom laid in the cable crane on each vertical supporting frame
Rope pulley, all knotted rope pulleys laid on each vertical supporting frame are respectively positioned on same vertical plane, are detained described in per pass
Rope is installed on the knotted rope pulley；
The front end of knotted rope described in per pass is each attached in the rear side assembly frame one and has lifted in place in the tail tower
Arch assembly segment on, the rear end of knotted rope described in per pass is each attached on rear anchor ingot in the tail tower；
The rear end of knotted rope described in per pass is each attached to an arch in the front side assembly frame and spells in the preceding pylon
It fills on segment, before the front end of knotted rope described in per pass is each attached in the preceding pylon on anchor ingot；
In step 3012 by decentralization arch assembly segment in place be disposed below and the assembled arch completed is assembled
After the connection of segment, also need to be fixed temporarily arch assembly segment assembled in this step by the knotted rope together.
The above method, it is characterized in that: the quantity of the working cable is twice, working cable described in twice is along vertical bridge Xiang Bushe
And the two is symmetrically laid in above the left and right sides of arch rib；It is small that former and later two described liftings are mounted on working cable described in per pass
Vehicle, two trolleys are respectively positioned between two pylons, and two trolleys are respectively preceding sport car and are located at
Rear sport car on rear side of preceding sport car；Four trolley group pairs of arch assembly segments are lifted in the cable crane
Hanging apparatus；
Working cable described in twice respectively left side working cable and the right side working cable on the right side of the left side working cable, often
Two vertical supporting framves in a pylon are respectively Left-side support frame and the right side on the right side of the Left-side support frame
Side stand component；The left side working cable is supported on the Left-side support frame of two pylons, the right side working cable branch
It supports on the Right side support frame of two pylons；
An arch assembly is carried out when carrying out first arch assembly section assembling in step 3011 and in step 3012
When section assembling, it is all made of the arch segmentation transfer device and translates forward current assembled arch assembly segment；Work as arch
When the front end of frame assembly segment is moved to above the preceding pier stud, moved arch assembly segment enters rising for the cable crane
Region is hung, at this time connect preceding sport car with the front end of moved arch assembly segment, sport car is assembled to moved arch before completing
Segment front end is lifted；Recycle arch segmentation transfer device by arch assembly segment along vertical bridge to continuing to Forward
It is dynamic, until after the front end of moved arch assembly segment is moved to above the preceding pier stud, by rear sport car and moved arch
The rear end of assembled segment connects, and sport car lifts moved arch assembly segment rear end after the completion；After sport car with moved
After the rear end connection of dynamic arch assembly segment, lifting of the hanging apparatus of the cable crane to arch assembly segment is completed
Process, then by arch assembly segment lifting and transferred in place by the hanging apparatus of the cable crane.
Compared with the prior art, the present invention has the following advantages:
1, used segmented movement and Lift-on/Lift-off System is reasonable in design, easy construction and investment construction cost compared with
It is low.
2, used pylon structure is simple, design is reasonable and investment construction cost is lower.Also, actual installation is easy,
The bottom distribution beam of frame body base bottom need to be only fixed on permanent support (i.e. tower foundation), then by assembling type frame body and frame
Body pedestal carries out hinged.
3, used frame body understructure is simple, processing and fabricating is convenient and input cost is lower, and frame body pedestal energy
It is translated in the distribution beam of bottom along direction across bridge, so as to pass through the easy cloth to pylon on permanent support of frame body pedestal energy
If position is adjusted, pylon position is adjustable and easy to adjust, is able to satisfy simplicity, the fast hoisting demand of cable crane.
4, be provided on pylon arch temporary securing mechanism can to that arch in place has been lifted in assembled steel arch-shelf is assembled
Segment is fastened and fixed, and is dismounted easily, fixed reliable.
5, used pylon is easy to use and using effect is good, just can be forever after the completion of the construction of permanent support
The present invention is installed on long support, using permanent support as tower foundation, support is firm, reliable, and without in addition applying
Work tower foundation, saving of work and time, while it is small to occupy construction space.Using the skewback of constructed Deck Arch Bridges arch rib as pylon
Basis, and assembling type frame body bottom is mounted in hinged way on frame body pedestal, when actual installation, only need to be by frame body pedestals
It is steadily mounted on tower foundation, actual installation is easy, firm, and installation difficulty is low.
6, used arch is segmented transfer device simple structure and reasonable design and investment construction cost is lower.
7, the side beam section support knot that used arch segmentation transfer device is supported using a counter-lateral quadrents beam section
Arch assembly segment directly, quickly can be moved to rising for cable crane as the bottom bracing structure for moving horizontally channel by structure
Region is hung, is occupied little space, and easy construction, quickly, without special construction movable passageway, saving of work and time can be saved significantly
About cost, while not limited by construction site and construction condition, using effect is good.
8, it is used move horizontally channel design rationally, easy construction and using effect it is good, it is only necessary in movable passageway branch
A longitudinal support beam is set up on support structure.Steadily, to be quickly horizontally moved convenient for horizontally moving device, it is simultaneously
Horizontally moving device is oriented to, track is moved horizontally in longitudinal support beam setting, is dismounted easily and input cost is lower.
9, used horizontally moving device simple structure and reasonable design and it is easy to use, using effect is good, and
Input cost is low, can Reusability, horizontally moving device includes the two groups of horizontal mobile mechanisms symmetrically laid in left and right, can be to being moved
Dynamic arch assembly segment is steadily moved, while horizontally moving device is matched with Horizontal limiting part, it is ensured that moved arch
The moving process of assembled segment is safe and reliable.
10, used arch segmentation transfer device is easy to use and using effect is good, by a side beam
Section support construction, which is set up, moves horizontally channel, and located level mobile device just can be to arch assembly section on moving horizontally channel
Duan Jinhang is steadily moved, while the front end for moving horizontally channel is located on front side of the tail tower of cable crane, and moves horizontally logical
Road can be passed through from tail tower, thus energy is easy, arch assembly segment is quickly moved to the lifting region of cable crane, and
Arch assembly segment moving process is safe and reliable, and arch assembly segment easy, quickly can be transferred to of cable crane one by one
It hangs in range, largely reduces the lifting difficulty of cable crane, accelerate the lifting efficiency of cable crane.
11, arch segmentation transfer device and cable crane be used in combination, and in cable crane two pylons laying
Position rationally, easy construction, move horizontally channel by setting up in a side beam section support construction, and moving horizontally channel
Upper located level mobile device just can steadily move arch assembly segment, easy, quickly can move arch assembly segment
It moves to the lifting region of cable crane, and arch assembly segment moving process is safe and reliable.Also, cable crane and arch
Segmentation transfer device matches, and is lifted and is transferred in place to mobile arch assembly segment in place, so as to easy, quick
Complete steel arch-shelf assembly process.
12, used steel arch-shelf simple structure and reasonable design and it is easy to use, using effect is good, arch support
It is attached, can effectively expire in hinged way between lateral steel pipe set by frame rear and front end and the arch hinged seat supported
The Deformation Demands of sufficient arch support frame；And along direction across bridge it is synchronous push two skewback beams just can it is easy by arch support frame from institute
It is removed immediately below construction arch rib, so as to subsequent use or dismounting.
13, used arch hinged seat is easy to use and using effect is good, and arch hinged seat is by a horizontal branch
Seat and a supporting steel plate composition are supportted, the rear and front end of arch support frame is respectively supported on an arch hinged seat, arch
The rear and front end of support frame is provided with a lateral steel pipe, and with hinged side between lateral steel pipe and institute's scaffold hinged seat
Formula is attached, and can effectively meet the Deformation Demands of arch support frame in this way.
14, used arch hinged seat using effect is good, the significant horizontal power born on arch hinged seat and vertical
Power, horizontal force passes to horizontal seat and vertical force passes to vertical support, and arch hinged seat and steel arch-shelf are formed hingedly, can incite somebody to action
The active force born on arch hinged seat is transferred to skewback.
15, construction method step is simple, design is reasonable and easy construction, using effect are good, and steel arch is rapidly completed in energy simplicity
Frame assembly process, and work progress is safe and reliable.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is for the vertical bridge of the segmented movement of the present invention and Lift-on/Lift-off System to use state with reference to figure.
Fig. 2 is the direction across bridge structural schematic diagram that arch of the present invention is segmented transfer device.
Fig. 3 is the partial enlargement diagram in Fig. 2 at A.
Fig. 4 by the present invention construction Deck Arch Bridges structural schematic diagram.
Fig. 5 be arch of the present invention segmentation transfer device vertical bridge to use state with reference to figure.
Use state when Fig. 6 is pier stud top before arch assembly of the present invention segment rear end is moved to is with reference to figure.
Fig. 7 is the layout position illustration that arch of the present invention is segmented transfer device and pylon.
Fig. 8 is the vertical bridge of arch of the present invention to structural schematic diagram.
Fig. 9 is the direction across bridge structural schematic diagram of arch of the present invention.
Connection status diagram of the Figure 10 between vertical supporting frame of the present invention bottom tripod and frame body pedestal.
Figure 11 is the vertical bridge of arch springing segment of the present invention and steel arch-shelf segment to connection schematic diagram.
Figure 12 is the planar structure schematic diagram of assembling type frame body of the present invention.
Figure 13 by the present invention to assembly steel arch-shelf carry out the method flow block diagram of segmented movement and lifting.
Figure 14 is the vertical bridge of steel truss of the present invention to holding state schematic diagram.
Figure 15 be arch springing segment of the present invention, arch hinged seat, skewback beam and interim skewback structural schematic diagram.
Figure 16 is the structural schematic diagram of arch hinged seat of the present invention, lateral steel pipe and interim skewback.
Figure 17 is the structural schematic diagram of arch hinged seat of the present invention.
Figure 18 is the structural schematic diagram of the horizontally-supported seat of the present invention.
Figure 19 is the structural schematic diagram of steel pipe position-limit mechanism of the present invention.
Figure 20 is the direction across bridge structural schematic diagram of load-bearing steel arch-shelf of the present invention.
Figure 21 is the vertical bridge of arch springing segment of the present invention to structural schematic diagram.
Description of symbols:
100-arch support framves；The assembled steel arch-shelf of 1-institute；1-1-arch assembly segment；
1-10-arch springing segment；1-11-transverse direction steel pipe；1-12-lower connecting rod；
1-13-upper connecting rod；The middle connecting rod of 1-14-；1-2-steel arch-shelf segment；
1-21-lower boom；1-22-top boom；1-23-web member；
2-arch ribs；3-middle part beam sections；3-1-longitudinal support beam；
4-side beam sections；5-vertical upright columns；6-permanent supports；
7-support pier studs；The vertical pier stud of 7-1-；7-2-bent cap；
8-abutments；9-Horizontal limiting parts；10-horizontal mobile mechanisms；
10-1-vehicle frame；10-2-traveling wheel；10-3-upper support board；
11-move horizontally track；12-track supporting beams；13-branch pading plates；
14-limit ropes；The preceding anchor ingot of 15-1-；The rear anchor ingot of 15-2-；
16-vertically connect bolt；17-pylons；
17-1-vertical supporting frame；17-2-lateral connection beam；17-3-frame body pedestal；
17-31-horizontal base；17-32-hinged seat；17-4-tripod；
17-41-vertical upright column；17-42-side bracket；17-5-inside wind cable；
17-6-cable saddle；17-7-bottom distribution beam；17-8-working cable；
17-9-anchor bolt；17-10-knotted rope；17-11-knotted rope pulley；
17-12-horizontally-guided steel plate；The oblique stiffener of 17-13-；17-14-outside wind cable；
17-15-bridging；18-lower supporting steel plates；19-screed-coats；
20-arch hinged seats；20-1-supporting steel plate；20-2-horizonal base plate；
20-3-vertical supporting plate；The vertical steel plate of 20-4-；20-5-transverse direction steel plate；
The oblique steel plate of 20-6-；20-7-arc-shaped limit press strip；20-8-limit steel plate strip；
21-preceding sport cars；22-rear sport cars；23-skewback beams；
24-adjust bolt；25-bolt mounting bases；26-lower ear plates；
27-upper ear plates；28-horizontal connection bolts；29-horizontally hinged axis；
30-L shape supports.
Specific embodiment
The as shown in Figure 1 a kind of construction of Deck Arch Bridges segmented movement of steel arch-shelf and Lift-on/Lift-off System, including to being spelled
Cable crane that the arch assembly segment 1-1 of steel loading arch 1 is lifted and arch assembly segment 1-1 is moved one by one
Arch is segmented transfer device；
Assembled steel arch-shelf 1 be to construction Deck Arch Bridges the steel arch-shelf constructed of arch rib 2, assembly steel arch-shelf
1 along vertical bridge Xiang Bushe and its be spliced along vertical bridge to the arch assembly segment 1-1 laid from front to back from multiple；Such as Fig. 4 institute
Show, the rear and front end of the arch rib 2 is respectively supported on a permanent support 6, and the permanent support 6 is armored concrete branch
Seat；The arch rib 2 along vertical bridge Xiang Bushe and its be armored concrete arch ring, the arch rib 2 be supported in institute assembly steel arch-shelf 1 just
Top；Constructed Deck Arch Bridges include arch rib 2 and the girder that is supported on arch rib 2, and the rear and front end of the girder is propped up respectively
Support on an abutment 8, the girder in horizontal layout and it include the middle part beam section 3 being supported on arch rib 2 and two difference
Side beam section 4 positioned at 3 front and rear sides of middle part beam section, the middle part beam section 3 are connected between two side beam sections 4 and three
Person is between vertical bridge Xiang Bushe, the middle part beam section 3 and arch rib 2 by multiple vertical to what is laid from front to back along vertical bridge
Column 5 is fastenedly connected；Each side beam section 4 lower section along vertical bridge to being laid with multiple be arranged vertically from front to back
Pier stud 7 is supported, the support pier stud 7 is Reinforced Concrete Pier Column, and each side beam section 4 is supported in the abutment
8 and multiple support pier studs 7 on, an abutment 8 and multiple branch that each 4 lower section of the side beam section is supported
Support pier stud 7 forms a side beam section support construction；Two side beam section support constructions are respectively before being located at arch rib 2
The front side beam section support construction of side and the rear side beam section support construction on rear side of arch rib 2, two permanent supports 6 are respectively
Front side support below 2 front end of arch rib and the rear side support below 2 rear end of arch rib；
As shown in Figure 1, Figure 2 and Figure 3, the arch segmentation transfer device includes carrying out one by one to arch assembly segment 1-1
What assembled segment mobile device and the confession assembled segment mobile device moved horizontally moved horizontally moves horizontally channel, described
Channel is moved horizontally in horizontal layout and it is along vertical bridge Xiang Bushe；
The channel that moves horizontally is laid in the rear side beam section support construction, and the rear side beam section support construction is to move
Dynamic channel support structure；The channel that moves horizontally includes the longitudinal bracing being supported in the movable passageway support construction
Beam 3-1, the assembly segment mobile device is one can carry out band in back-and-forth motion and moving process on longitudinal support beam 3-1
Dynamic moved arch assembly segment 1-1 synchronizes mobile horizontally moving device, and the longitudinal support beam 3-1 is in horizontal layout
And it is along vertical bridge Xiang Bushe；The horizontally moving device is laid on longitudinal support beam 3-1, moved arch assembly segment 1-1
It is supported horizontally on the horizontally moving device；The rear end of the longitudinal support beam 3-1 is to be supported in the movable passageway support
Abutment support end in structure on abutment 8, the front end of the longitudinal support beam 3-1 are lifting end；The longitudinal support beam 3-1's
Lifting is provided with the Horizontal limiting part 9 limited to the horizontally moving device on end；
The working cable 17-8 and energy that the cable crane includes former and later two pylons 17, is installed on two pylons 17
Be moved forward and backward and to the trolley that arch assembly segment 1-1 is lifted, the trolley peace along working cable 17-8
On working cable 17-8 and it is located between two pylons 17, and the trolley is located at 2 top of arch rib；Two institutes
It states pylon 17 and arch rib 2 and longitudinal support beam 3-1 is respectively positioned on same vertical plane, two pylons 17 are respectively to be located at arch rib
The preceding pylon and the tail tower on rear side of arch rib 2 of 2 front sides；
It is preceding pier stud, the longitudinal support beam 3-1 that support pier stud 7 is located on the foremost side in the rear side beam section support construction
Lifting end be located on front side of the tail tower, the lifting end of the longitudinal support beam 3-1 is supported on the preceding pier stud, described vertical
It is the horizontal shore passed through in the middle part of the tail tower to supporting beam 3-1；The tail tower and the preceding pier stud are supported in
On the rear side support, the preceding pier stud is located on front side of the tail tower.
Wherein, the permanent support 6 is the skewback being supported to arch rib 2.
In the present embodiment, two abutments 8 are respectively the preceding abutment being supported in below the girder front end and are supported in
Rear abutment below the main beam rear end, anchor ingot 15-1 before being provided with immediately ahead of the preceding abutment, it is described after abutment just after
Side is provided with rear anchor ingot 15-2；
Arch temporary securing mechanism is provided on each pylon 17, the arch temporary securing mechanism includes left and right
Two groups are symmetrically arranged and to the knotted rope 17-10 that the arch assembly segment 1-1 lifted in place is fixed temporarily, described in every group
Knotted rope 17-10 is laid on same vertical plane with a vertical supporting frame 17-1；Knotted rope 17-10 described in every group includes
Multiple tracks is from top to bottom laid in the knotted rope 17-10 on same vertical plane, and knotted rope 17-10 described in multiple tracks is along vertical bridge Xiang Bushe；
It is from top to bottom laid on each vertical supporting frame 17-1 in the cable crane multiple for knotted rope 17-10
All knotted rope pulley 17-11 laid on knotted rope the pulley 17-11, each vertical supporting frame 17-1 of installation are respectively positioned on together
On one vertical plane, knotted rope 17-10 described in per pass is installed on the knotted rope pulley 17-11；
The front end of knotted rope 17-10 described in per pass is each attached to the arch assembly section lifted in place in the tail tower
On section 1-1, the rear end of knotted rope 17-10 described in per pass is each attached on rear anchor ingot 15-2 in the tail tower；
The rear end of knotted rope 17-10 described in per pass is each attached to an arch assembly segment 1-1 in the preceding pylon
On, before the front end of knotted rope 17-10 described in per pass is each attached in the preceding pylon on anchor ingot 15-1.
In the present embodiment, the rear anchor ingot 15-2 and preceding anchor ingot 15-1 is reinforced concrete anchors ingot.
As shown in Fig. 8, Fig. 9 and Figure 10, each pylon 17 includes assembling type frame body, and the assembling type frame body includes
The two vertical supporting frame 17-1 symmetrically laid in left and right；Two vertical supporting frame 17-1 are supported in the tail tower
Two vertical supporting frame 17-1, which are symmetrically laid in, on the rear side support, in the tail tower described moves horizontally channel
The left and right sides, the clear distance of two vertical supporting frame 17-1 is greater than the width for moving horizontally channel in the tail tower.
In the present embodiment, two vertical supporting frame 17-1 are supported on the front side support in the preceding pylon.
In the present embodiment, the both ends of knotted rope 17-10 described in per pass are located at the front and rear sides of the assembling type frame body；
The both ends height of knotted rope 17-10 described in per pass is below the installation of the installed knotted rope pulley 17-11 of knotted rope 17-10
Highly.Thus, knotted rope 17-10 described in per pass is in inverted v-shaped, can be to the assembled steel arch-shelf 1 of institute by knotted rope 17-10 described in two groups
In the arch assembly segment 1-1 that has lifted in place be fastened and fixed, and be dismounted easily, it is fixed reliable.
In the present embodiment, each pylon 17 further includes the tower mount 17- for assembling type frame body bottom installation
3, the tower mount 17-3 in horizontal layout and its along the transverse bridge, the assembling type frame body is being located at tower mount 17-3 just
Top.
In conjunction with Fig. 1, Fig. 4, the rear and front end of the arch rib 2 is respectively supported on a permanent support 6, the permanent support
6 be armored concrete support；The frame body pedestal 17-3 is supported horizontally on the permanent support 6, the frame body pedestal
The permanent support 6 that 17-3 is supported is tower foundation.In the present embodiment, the front side support and the rear side support are pylon
Basis.
When actual installation, two bottoms vertical supporting frame 17-1 are supported in frame body pedestal in the assembling type frame body
On 17-3, it is attached in hinged way between each bottom vertical supporting frame 17-1 and frame body pedestal 17-3.
As shown in figure 9, the assembly type beam body further includes multiple lateral connection beam 17-2 from top to bottom laid, two institutes
Vertical supporting frame 17-1 is stated to be connected as one by multiple lateral connection beam 17-2.
In the present embodiment, two vertical supporting frame 17-1 are connected as by the upper and lower two lateral connection beam 17-2
One.
Two lateral connection beam 17-2 are respectively one and are connected between two tops vertical supporting frame 17-1
Upper attachment beam and a middle part attachment beam being connected between in the middle part of two vertical supporting frame 17-1.In the present embodiment,
Bridging 17-15 is additionally provided between two vertical supporting frame 17-1, the bridging 17-15 is located at the upper attachment beam
Bottom.
It as shown in figure 12, is the bearing capacity for improving vertical supporting frame 17-1, the vertical supporting frame 17-1 is flat by more
The assembled support column of straight rod member, the support column are cube scapus.Also, the lateral connection beam 17-2 is by more
The assembled horizontal connection beam of straight rod piece.In the present embodiment, the lateral connection beam 17-2 is cube beam.
As shown in figs, each bottom vertical supporting frame 17-1, which is provided with, is installed on tower mount 17-3
On tripod 17-4, carried out in hinged way between the bottom the tripod 17-4 and the tower mount 17-3 being disposed below
Connection；One of bottom distribution beam 17-7, the bottom distribution beam 17-7 are provided with immediately below each tower mount 17-3
In horizontal layout and its along the transverse bridge；Bottom distribution beam 17-7 positioned at the tail tower bottom is fixed on the rear side
On support, the bottom distribution beam 17-7 positioned at the preceding tower bottom is fixed on the front side support.
In the present embodiment, the tripod 17-4 is arranged vertically and its vertical bridge is from top to bottom gradually reduced to width.
It is bonded by tripod 17-4 energy simplicity, quickly by the vertical supporting bottom frame 17-1 and frame body pedestal 17-3, and
The bottom tripod 17-4 connect simplicity with frame body pedestal 17-3, while can simplify the structure of frame body pedestal 17-3.
In actual use, the tripod 17-4 is the triangle support frame assembled by more straight rod pieces.
For stabilized structure and connection simplicity, each tripod 17-4 include one and are fixed on vertical supporting frame 17-1
Vertical supports below middle part and former and later two be symmetrically laid in the side bracket 17-42 of the vertical supports two sides, it is described perpendicular
It is made of to bracket multiple vertical upright column 17-41 being laid on same vertical plane from left to right.It is described vertical in the present embodiment
Bracket is made of the two vertical upright column 17-41 for being symmetrically laid in the same bottom vertical supporting frame 17-1 in left and right.Described in two
Side bracket 17-42 is plane girder, and the top of the plane girder is fixed on the vertical supporting bottom frame 17-1 and its bottom
It is fixed in the vertical supports.
In the present embodiment, it is attached in hinged way between each vertical upright column 17-41 and frame body pedestal 17-3.
When being actually attached, it need to will only carry out hingedly, just complete perpendicular between each vertical upright column 17-41 and frame body pedestal 17-3
Connection between the bottom support frame 17-1 and frame body pedestal 17-3, thus easy, simplicity is connected, and can effectively simplify vertical
The structure of support frame 17-1 and frame body pedestal 17-3.
As shown in Figure 9 and Figure 10, one of bottom distribution beam 17-7 is provided with immediately below the frame body pedestal 17-3, it is described
Bottom distribution beam 17-7 in horizontal layout and its along the transverse bridge；The bottom distribution beam 17-7 is fixed on the tower foundation
On.
Easy, reliable to ensure to connect, the bottom distribution beam 17-7 is fixed on the pylon by multiple anchor bolt 17-9
On the basis of, the anchor bolt 17-9 is arranged vertically.Wherein, the bottom distribution beam 17-7 positioned at the tail tower bottom passes through
Multiple anchor bolt 17-9 are fixed on the rear side support, are passed through positioned at the bottom distribution beam 17-7 of the preceding tower bottom multiple
Anchor bolt 17-9 is fixed on the front side support.
In the present embodiment, the bottom distribution beam 17-7 is laid in the splicing of the I-steel in same level by multiple tracks side by side
It forms.I-steel described in per pass be in horizontal layout and its along the transverse bridge.
For the stability and load bearing effect for further increasing bottom distribution beam 17-7, the front and back of the bottom distribution beam 17-7
Two sides are symmetrically laid in oblique stiffener 17-13.
In the present embodiment, the frame body pedestal 17-3 includes horizontal base 17-31 and is mounted on horizontal base 17-31
Hinged seat 17-32, the horizontal base 17-31 is supported horizontally on the distribution beam 17-7 of bottom, the bottom the tripod 17-4
Be attached in hinged way between the hinged seat 17-32 that is disposed below, each institute in the specifically described tripod 17-4
It states the bottom vertical upright column 17-41 and is attached in hinged way between the hinged seat 17-32 that is disposed below.
Thus, the features simple structure of the frame body pedestal 17-3 and support is firm, and frame body pedestal 17-3 and tripod
It is connected between 17-4 easy.
As shown in Figure 9 and Figure 10, in the present embodiment, the horizontal base 17-31 is the I-steel for being together in horizontal layout,
The web of the horizontal base 17-31 is in horizontal layout, and the hinged seat 17-32 is fixed on the web of horizontal base 17-31
On.Using I-steel as horizontal base 17-31, it on the one hand can effectively simplify the structure of horizontal base 17-31, on the other hand
It can ensure that the stationarity and support strength of horizontal base 17-31.
In the present embodiment, the horizontal base 17-31 is that can be horizontally moved along direction across bridge in bottom distribution beam 17-7
Slip base, be provided with the guide part being oriented to horizontal base 17-31, the guide part on the bottom distribution beam 17-7
In horizontal layout and its along the transverse bridge.Thus, during actual use, can it is easy, quickly to the present invention in the pylon
On the basis of installation position be adjusted, and adjust process safety, reliable.
In the present embodiment, the guide part is the horizontally-guided steel plate 17-12 for being horizontally fixed on bottom distribution beam 17-7, institute
Stating horizontally-guided steel plate 17-12 is rectangle steel plate.
Also, the horizontally-guided steel plate 17-12 is weldingly fixed on the distribution beam 17-7 of bottom, thus practical fixed company
It connects, is firm.
In the present embodiment, the horizontal base 17-31 includes that a web in horizontal layout is right with former and later two
Claim the wing plate for being laid in the web two sides, two wing plates are arranged vertically.The horizontally-guided steel plate 17-12
It is installed between two wing plates of horizontal base 17-31, actual installation is easy, and guide effect is good.
As shown in Figure 8 and Figure 9, the cable saddle for working cable 17-8 installation is provided on each vertical supporting frame 17-1
17-6, and the working cable pulley for working cable 17-8 installation is provided on cable saddle 17-6.Reliable, the assembly type frame to connect
It is fastenedly connected between two cable saddle 17-6 by top attachment beam in body.
It is described to further increase the bonding strength in the assembling type frame body between two vertical supporting frame 17-1
Assembling type frame body further includes that twice are respectively positioned in the inside wind cable 17-5 laid, internal wind cable 17-5 described in twice is intersected
Below the middle part attachment beam and the two is respectively positioned between two vertical supporting frame 17-1, internal wind cable described in per pass
The top of 17-5 is each attached on the inner sidewall of vertical supporting frame 17-1, and the bottom of internal wind cable 17-5 described in per pass is solid
It is scheduled on horizontal base 17-31, thus can further ensure that and be consolidated between the assembling type frame body and frame body pedestal 17-3
Connection, it is ensured that the connection reliability between the assembling type frame body and frame body pedestal 17-3.
As shown in figure 4, constructed Deck Arch Bridges include arch rib 2 and the girder right above arch rib 2, the arch rib 2
With the girder along vertical bridge Xiang Bushe, the rear and front end of the girder is respectively supported on an abutment 8, and the girder is in water
Plain cloth is set and it includes the side that the middle part beam section 3 being supported on arch rib 2 and two are located at middle part 3 front and rear sides of beam section
Beam section 4, the middle part beam section 3 is connected between two side beam sections 4 and three is along vertical bridge Xiang Bushe, the middle part beam
It is fastenedly connected along vertical bridge to the vertical upright column 5 laid from front to back between section 3 and arch rib 2 by multiple；Each side beam
4 lower section of section is steel to multiple support pier studs 7 being arranged vertically, the support pier stud 7 is laid with from front to back along vertical bridge
Reinforced concrete pier stud, each side beam section 4 are supported on the abutment 8 and multiple support pier studs 7, each
The abutment 8 and multiple support pier studs 7 that 4 lower section of side beam section is supported form a side beam section branch
Support structure.
When practice of construction, first construct to two permanent supports 6, and in a structure of an essay for two permanent supports 6
If the assembled steel arch-shelf 1 of institute, and lifted using arch assembly segment 1-1 of the cable crane to the assembled steel arch-shelf 1 of institute, it is described
Pylon 17 is the loop wheel machine pylon of the cable crane.
After the completion of the construction of permanent support 6, just pylon 17 can be installed on permanent support 6.Pylon 17 is carried out
When installation, the bottom distribution beam 17-7 of the bottom frame body pedestal 17-3 need to be only fixed on permanent support 6, then by the assembly type
Frame body and frame body pedestal 17-3 are carried out hingedly, and actual installation is very easy, and can be easy to be right by frame body pedestal 17-3
Installation position of the pylon 17 on permanent support 6 is adjusted.Meanwhile using the cable crane to assembled steel arch-shelf 1
Arch assembly segment 1-1 is carried out in hoisting process, can be to having lifted in the assembled steel arch-shelf 1 of institute by knotted rope 17-10 described in two groups
Arch assembly segment 1-1 in place is fastened and fixed, and is dismounted easily, fixed reliable.In addition, the pylon 17 is with permanent
Support 6 is used as tower foundation, and support is firm, reliable, and without in addition construction tower foundation, saving of work and time, while occupying and applying
Work space is small.
It is logical between each top vertical supporting frame 17-1 and anchor ingot 15 for the stability for further increasing pylon 17
Outside wind cable 17-14 together is crossed to be fixed, the outside wind cable 17-14 and inside wind cable 17-5 are fixed rope,
The fixation rope pulley for outside wind cable 17-14 installation is provided on the cable saddle 17-6.
In the present embodiment, the support pier stud 7 that most rear side is located in the front side beam section support construction is rear pier stud, after described
Pier stud and the preceding pylon are supported on the front side support；Pier stud is located on rear side of the preceding pylon after described.
Pier stud is poured with the front side support after described is integrated, and it is one that the preceding pier stud is poured with the rear side support
Body.
Two side beam sections 4 are respectively to be located at the front side beam section of 3 front side of middle part beam section and be located on rear side of middle part beam section 3
Rear side beam section, the preceding pier stud be supported in middle part beam section 3 and the rear side beam section between junction below, it is described after pier stud
It is supported in below the junction between middle part beam section 3 and the front side beam section.
In the present embodiment, the abutment 8 is armored concrete abutment, and the vertical upright column 5 is reinforced concrete upright column, often
A side beam section 4 and the side beam section support construction being supported in below form the one of constructed Deck Arch Bridges
A access bridge, the middle part beam section 3 and arch rib 2 and is connected on multiple compositions of vertical upright columns 5 between the two construct
Hold the main bridge of formula arch bridge, constructed Deck Arch Bridges by host bridge and former and later two access bridges being connect with host bridge connections and
At.The support pier stud 7 is provided with below junction between each side beam section 4 and middle part beam section 3.Each
Abutment 8 and multiple support pier studs 7 in the side beam section support construction are laid on same vertical plane.
As shown in figure 5, the movable passageway support construction is positioned at the side of 3 rear side of middle part beam section in the present embodiment
Portion's beam section support construction, i.e., the described rear side beam section support construction.In actual use, the movable passageway support construction may be
The side beam section support construction positioned at 3 front side of middle part beam section.
In the present embodiment, the Horizontal limiting part 9 is the limited block in horizontal layout.
While to ensure that Horizontal limiting part 9 limits the horizontally moving device, moved arch will not be spelled
The process that moves horizontally of dress segment 1-1 has any impact, and the Horizontal limiting part 9 is located at moved arch assembly segment 1-1
Lower section.
In the present embodiment, the limited block is the cube block being fixed on above longitudinal support beam 3-1 lifting end.
As shown in Fig. 2, to ensure steadily to be moved to being moved arch assembly segment 1-1, and ensure in moving process
Moved arch assembly segment 1-1 is steadily placed on the horizontally moving device, and the horizontally moving device includes left and right two
The horizontal mobile mechanism 10 symmetrically laid of group, horizontal mobile mechanism 10 described in every group include it is multiple along vertical bridge to cloth from front to back
If the horizontal mobile mechanism 10；10 symmetric support of horizontal mobile mechanism is in moved arch assembly segment 1-1 described in two groups
The left and right sides below.
When actually being moved, moved arch assembly segment 1-1 be steadily placed in two groups described in horizontal mobile mechanism 10
On.
In the present embodiment, horizontal mobile mechanism 10 described in every group include former and later two described horizontal mobile mechanisms 10, two
A horizontal mobile mechanism 10 is respectively supported at below the front and rear sides of moved arch assembly segment 1-1.In actual use,
According to specific needs, the quantity of included horizontal mobile mechanism 10 and each water in the horizontal mobile mechanism 10 described in every group
The installation position of flat mobile mechanism 10 adjusts accordingly respectively.
As shown in Figures 2 and 3, steadily, to be quickly horizontally moved convenient for horizontal mobile mechanism 10, while for level
Mobile mechanism 10 is oriented to, and the channel that moves horizontally further includes that left and right two is symmetrically laid and for 10 water of horizontal mobile mechanism
Translation it is dynamic move horizontally track 11, it is described to move horizontally track 11 in horizontal layout and it is along vertical bridge Xiang Bushe；Described in two
Track 11 is moved horizontally symmetrically to be laid in above the left and right sides of longitudinal support beam 3-1；
Horizontal mobile mechanism 10 described in every group, which is mounted on, in the horizontally moving device same described moves horizontally rail
On road 11.
In the present embodiment, the longitudinal support beam 3-1 is spliced by multiple horizontal supporting plates, multiple described horizontally-supported
Plate be in horizontal layout and its along vertical bridge Xiang Bushe, multiple horizontal supporting plates are laid in same from left to right along direction across bridge
On horizontal plane；Multiple horizontal supporting plates are supported in the movable passageway support construction.It is multiple described when practice of construction
Horizontally-supported board width is small, light-weight, is dismounted easily.
It is described to move horizontally channel to further include that left and right two is symmetrical lay and to moving horizontally track to ensure support strength
The 11 track supporting beams 12 being supported, the track supporting beam 12 is in horizontal layout and it is along vertical bridge Xiang Bushe；It is each described
Track supporting beam 12 moves horizontally the underface of track 11 described in being supported in one.
In the present embodiment, the quantity of the Horizontal limiting part 9 is two, and each Horizontal limiting part 9 is respectively positioned on one
It is described to move horizontally 11 front of track.
To ensure that moving process is safe and reliable, moved arch assembly segment 1-1 is prevented to be moved to the horizontal shifting forward
On the outside of dynamic channel, the arch segmentation transfer device further includes the limit limited to moved arch assembly segment 1-1
Position rope 14, the limit rope 14 move horizontally above channel positioned at described, and the limit rope 14 is located at the assembled segment movement
Device rear, the rear end of the limit rope 14, which is fixed on, is located at rear anchor ingot 15-2 or the anchoring for moving horizontally channel dead astern
On the basis of, the front end of the limit rope 14 is fixed on moved arch assembly segment 1-1.In actual use, pass through limit rope
14 can effectively prevent moved arch assembly segment 1-1 it is out of control before slip, go out and described move horizontally channel.
In the present embodiment, the rear end of the limit rope 14 is fixed on rear anchor ingot 15-2.It is arranged on anchor ingot 15-2 after described
There is the anchoring piece of the rear end binding and fixing for limit rope 14.
In the present embodiment, the support pier stud 7 that the front end the longitudinal support beam 3-1 is supported is preceding pier stud；Described in two forever
Long support 6 is respectively the rear side support for being supported in the front side support below 2 front end of arch rib and being supported in below 2 rear end of arch rib, institute
The front end for stating longitudinal support beam 3-1 is located above the rear side support, and the preceding pier stud is supported on the rear side support.
Two permanent supports 6 are the skewback being supported to arch rib 2, and the preceding pier stud is supported in the rear side branch
On seat, it can effectively ensure the support stability of the preceding pier stud, simultaneously because the preceding pier stud is supported in middle part beam section 3 and one
Below junction between a side beam section 4, thus it can effectively ensure to support the branch of middle part beam section 3 and side beam section 4
Intensity is supportted, and by the rear side support directly as the brace foundation of the preceding pier stud, saves the basis to the preceding pier stud
It constructs, saving of work and time.
When practice of construction, when carrying out assembly to the assembled steel arch-shelf 1 of institute, using cable crane by the arch of institute's assembly steel arch-shelf 1
Frame assembly segment 1-1 is lifted one by one carries out assembly in place.
As shown in figure 5 and figure 7, it is laid with a pylon 17 on the rear side support, the pylon 17 is to being moved arch
The loop wheel machine pylon for the cable crane that frame assembly segment 1-1 is lifted；The pylon 17 is located at the dead astern of the preceding pier stud；
The pylon 17 includes two vertical supporting the frame 17-1, two vertical supporting frame 17- symmetrically laid in left and right
1 is supported on the rear side support, and two vertical supporting frame 17-1 are symmetrically laid in the left side for moving horizontally channel
Right two sides.
Meanwhile each pylon 17 further includes multiple lateral connection beam 17-2 from top to bottom laid, each tower
Two vertical supporting frame 17-1 are attached by multiple lateral connection beam 17-2 and are integrated in frame 17.
In the present embodiment, the vertical supporting frame 17-1 is the support column assembled by more straight rod pieces, the branch
Dagger is cube scapus.
Also, the lateral connection beam 17-2 is the horizontal connection beam assembled by more straight rod pieces.
When practice of construction, without the tower foundation supported for pylon 17 of specially constructing, pylon 17 need to be only supported directly upon
On the rear side support, it is firm not only to support, and saving of work and time.Simultaneously as pylon 17 and the preceding pier stud prop up
It supports on the rear side support, after the completion of the rear side support construction, pylon 17 and the preceding pier stud can be applied respectively
Work can effectively provide construction efficiency, and the cable crane of being more convenient for is assembled to the arch being moved to above the preceding pier stud
Segment 1-1 is lifted.Region above the preceding pier stud is the lifting region of the cable crane, and the lifting region is located at
17 front side of pylon.
When practice of construction, two pylons 17 are respectively positioned on same vertical plane with arch rib 2 and longitudinal support beam 3-1, and two
A pylon 17 is respectively the preceding pylon for being located at 2 front side of arch rib and the tail tower positioned at 2 rear side of arch rib, is supported in the rear side
Pylon 17 on support is the tail tower.Wherein, the trolley is also referred to as sport car or lifting sport car.
In the present embodiment, each support pier stud 7 includes the two vertical pier stud 7-1 symmetrically laid in left and right and one
The bent cap 7-2 being supported horizontally on two vertical pier stud 7-1, the bent cap 7-2 are in horizontal layout and it is along direction across bridge cloth
If the longitudinal support beam 3-1 is supported on multiple bent cap 7-2 in the movable passageway support construction.
When practice of construction, the bent cap 7-2 is reinforced beam, and the vertical pier stud 7-1 is reinforced column.
In the present embodiment, the horizontal supporting plate is flat plate, and the horizontal supporting plate and the movable passageway support
It is attached by multiple vertical connection bolts 16 between each bent cap 7-2 in structure.Thus, actually it is dismounted easily, and
And it is able to satisfy gentle support demand.
Each bent cap 7-2 to ensure to support stationarity, in the horizontal supporting plate and the movable passageway support construction
Between pad lower supporting steel plate 18 is housed, by vertically connecting between each lower supporting steel plate 18 and the horizontal supporting plate
Connecting bolt 16 is fixed.
In the present embodiment, one layer of screed-coat is provided between the lower supporting steel plate 18 and its bent cap 7-2 supported
19, the screed-coat 19 is mortar levelling layer or concrete leveling layer.
In the present embodiment, the track 11 that moves horizontally is the channel steel of one of notch upward.Also, it is described to move horizontally machine
Structure 10 is installed in the channel steel.
11 actual installation of track that moves horizontally is easy and easy to use, and using effect is good, passes through the slot
Steel can steadily be oriented to horizontal mobile mechanism 10, it is ensured that moving process is easy, quickly carries out.
In the present embodiment, the horizontal mobile mechanism 10 be horizontal movable trolley, the horizontal movable trolley include vehicle frame 10-1,
The upper support board 10-3 being mounted on vehicle frame 10-1 and two groups are symmetrically arranged on the traveling wheel of bottom at left and right sides of vehicle frame 10-1
10-2, traveling wheel 10-2 described in every group include it is multiple along vertical bridge to the traveling wheel 10-2 laid from front to back；Moved arch
Assembled segment 1-1 is supported on upper support board 10-3.
Each track supporting beam 12 is spliced by multiple tracks I-steel, and I-steel described in multiple tracks is in horizontal layout
And it along vertical bridge Xiang Bushe, multiple I-steel are laid from left to right along direction across bridge.Also, to ensure to support stability,
Each track supporting beam 12 and longitudinal support beam 3-1 pad equipped with a branch pading plate 13, the branch pading plate 13 in
The flat plate of horizontal layout and its along vertical bridge Xiang Bushe.
In the present embodiment, each track supporting beam 12 is weldingly fixed on the branch pading plate 13.Each
The track 11 that moves horizontally is weldingly fixed in the track supporting beam 12.Practice of construction is easy, and connects jail
It leans on.
In actual use, arch is spelled using the side beam section support construction that a counter-lateral quadrents beam section 4 is supported
Dress segment 1-1 is moved, and arch assembly segment 1-1 can directly, be quickly moved to the lifting region of the cable crane, accounted for
It is small with space, and easy construction, quickly, without special construction movable passageway, saving of work and time, can significantly save the cost, together
When do not limited by construction site and construction condition, using effect is good.As shown in Fig. 5 and Fig. 6, on the working cable 17-8
Former and later two trolleys are installed, two trolleys be respectively before sport car 21 and positioned at preceding 21 rear side of sport car
Sport car 22 afterwards.
In the present embodiment, the quantity of the working cable 17-8 is twice, and working cable 17-8 described in twice is along vertical bridge to cloth
And if the two is symmetrically laid in above the left and right sides of arch rib 2；Former and later two institutes are mounted on working cable 17-8 described in per pass
Trolley is stated, two trolleys are respectively positioned between two pylons 17；It is risen described in four in the cable crane
The hanging apparatus that weight trolley group pairs of arch assembly segment 1-1 is lifted；
Working cable 17-8 described in twice is respectively left side working cable and the right side work on the right side of the left side working cable
Rope, two vertical supporting frame 17-1 in each pylon 17 are respectively Left-side support frame and are located at the Left-side support
Right side support frame on the right side of frame；The left side working cable is supported on the Left-side support frame of two pylons 17, described
Right side working cable is supported on the Right side support frame of two pylons 17.
The trolley is sport car, two trolleys be respectively before sport car 21 and positioned at preceding 21 rear side of sport car
Sport car 22 afterwards.Also, the working cable pulley for working cable 17-8 installation is provided on the cable saddle 17-6.
A kind of segmented movement of steel arch-shelf and hanging method as shown in fig. 13 that, the assembled steel arch-shelf 1 of institute splice including vault
Segment 1-01 and former and later two side joggle trusses symmetrically laid, the vault splicing segment 1-01 are connected to two sides
Between joggle truss, each side joggle truss is spliced by multiple arch assembly segment 1-1 laid from bottom to up,
Vault splicing segment is an arch assembly segment 1-1；
When carrying out segmented movement and lifting to the assembled steel arch-shelf 1 of institute, process is as follows:
Step 1: bridge bottom bracing structure is constructed: being supported to two permanent supports 6 and two side beam sections
Structure is constructed respectively, obtains the front side beam section support construction of construction molding, the rear side beam section support construction, described
Front side support and the rear side support；
Step 2: cable crane and arch segmentation transfer device construction: the rear side beam of construction molding in step 1
Channel is moved horizontally in section support construction described in construction, and moves horizontally the channel installation assembled mobile dress in segment described
It sets, obtains the arch that construction is completed and be segmented transfer device；Meanwhile it constructing to the cable crane, and by the cable
The tail tower in rope loop wheel machine is supported on the rear side support；
Step 3: steel arch-shelf is assembled: carrying out assembly to the assembled steel arch-shelf 1 of institute, comprising the following steps:
Step 301, side joggle truss are assembled: symmetrically being spelled to two side joggle trusses of institute's assembly steel arch-shelf 1
Dress；
When carrying out assembled any one described side joggle truss, from the bottom to top to the multiple institutes for forming the side joggle truss
It states arch assembly segment 1-1 and carries out assembly, process is as follows:
Step 3011, first arch assembly section assembling: using arch segmentation transfer device that current institute is assembled
Arch assembly segment 1-1 translate forward to described above the front end for moving horizontally channel, then use the institute of the cable crane
It states trolley to lift arch assembly segment 1-1 and transfer in place, completes current institute's assembly arch assembly segment 1-1's
Assembled process；
In this step, current assembled arch assembly segment 1-1 is to be located at the one of bottommost in the side joggle truss
A arch assembly segment 1-1；
Step 3012, upper arch assembly section assembling: upper one is spelled using arch segmentation transfer device
The arch assembly segment 1-1 of dress is translate forward to the front end for moving horizontally channel, then using the cable crane
The trolley lifts arch assembly segment 1-1 and is transferred in place, while the arch assembly segment by decentralization in place
1-1 is connect with the arch assembly segment 1-1 being disposed below and assembly is completed, completes current institute's assembly arch assembly segment 1-
1 assembled process；
Step 3013, one or many repetition steps 3012, complete all arch assembly segment in the side joggle truss
The assembled process of 1-1 obtains the assembled side joggle truss completed；
Step 302, vault splice section assembling: two side joggle trusses assembly to the assembled steel arch-shelf 1 of institute is complete
Cheng Hou, using the arch segmentation transfer device by vault splicing segment 1-01 translate forward to it is described move horizontally channel before
End top, then vault splicing segment 1-01 is lifted using the trolley of the cable crane and is transferred in place,
The vault splicing segment 1-01 of decentralization in place is connect with the assembled two side joggle trusses completed simultaneously, completion is spelled
Steel loading arch 1 closes up process, obtains the assembled molding assembled steel arch-shelf 1 of institute.
In step 301 to two side joggle trusses of assembled steel arch-shelf 1 carry out symmetrical assembly and refer to two
Arch assembly segment 1-1 in the side joggle truss carries out staggeredly assembled.
In the present embodiment, two side joggle trusses are respectively the front side assembly being located on front side of vault splicing segment 1-01
Frame and the rear side assembly frame on rear side of vault splicing segment 1-01；
Two abutments 8 are respectively the preceding abutment being supported in below the girder front end and are supported in the main beam rear end
The rear abutment of lower section, anchor ingot 15-1 before being provided with immediately ahead of the preceding abutment, it is described after the dead astern of abutment be provided with rear anchor
Ingot 15-2；
The front end of knotted rope 17-10 described in per pass is each attached in the rear side assembly frame one and has lifted in the tail tower
On arch assembly segment 1-1 in place, the rear end of knotted rope 17-10 described in per pass is each attached to rear anchor ingot 15-2 in the tail tower
On；
The rear end of knotted rope 17-10 described in per pass is each attached to an arch in the front side assembly frame in the preceding pylon
On frame assembly segment 1-1, before the front end of knotted rope 17-10 described in per pass is each attached in the preceding pylon on anchor ingot 15-1；
The arch assembly segment 1-1 of decentralization in place is spelled with the arch being disposed below and assembly is completed in step 3012
After filling segment 1-1 connection, also need by the one knotted rope 17-10 to arch assembly segment 1-1 assembled in this step into
Row is fixed temporarily.Thus, during assembled, it can ensure that the arch assembly segment of assembled completion by knotted rope 17-10 described in two groups
The stability of 1-1.
As shown in the above, arch assembly segment 1-1 in place is lifted using Inclined cable-stayed (i.e. knotted rope 17-10)
Cantilever mode is fixed temporarily, and before vault splicing section assembling is carried out in step 302, can pass through knotted rope described in two groups
17-10 is respectively adjusted two the linear of side joggle truss, be further ensured that after assembled steel arch-shelf 1 closes up
It is linear.
In step 302 after the completion of vault splicing section assembling, then the substep of the knotted rope 17-10 described in two groups is removed in batches.
One is carried out when carrying out first arch assembly section assembling in the present embodiment, in step 3011 and in step 3012
When a arch assembly section assembling, the arch segmentation transfer device is all made of by current assembled arch assembly segment 1-1
It translates forward；When the front end of arch assembly segment 1-1 is moved to above the preceding pier stud, moved arch assembly segment 1-1
Into the lifting region of the cable crane, preceding sport car 21 is connect with the front end of moved arch assembly segment 1-1 at this time, it is complete
It is lifted at 21 pairs of moved arch assembly segments of preceding sport car front end 1-1；Recycle the arch segmentation transfer device that will encircle
Frame assembly segment 1-1 along vertical bridge to continuing to move along, until described in the front end of move arch assembly segment 1-1 is moved to
After above preceding pier stud, rear sport car 22 is connect with the rear end of moved arch assembly segment 1-1, is moved for 22 pairs of sport car after the completion
The arch assembly segment rear end 1-1 is lifted；It is complete after sport car 22 is connect with the rear end of moved arch assembly segment 1-1 after
At the hanging apparatus of the cable crane to the lifting process of arch assembly segment 1-1, then pass through the cable crane
Arch assembly segment 1-1 is lifted and is transferred in place by the hanging apparatus.
In the present embodiment, as shown in Figure 1, when carrying out vault splicing section assembling in step 302, since vault splices segment
The length of 1-01 is shorter, when being lifted using the trolley of the cable crane to vault splicing segment 1-01, adopts
It is lifted with the rear sport car 22 of two in the cable crane.
When carrying out vault splicing section assembling in step 302, it is all made of the arch segmentation transfer device and splices vault
Segment 1-01 is translate forward；When vault splicing segment 1-01 is moved to above the preceding pier stud, vault splice segment 1-01 into
Enter the lifting region of the cable crane, will be connect in the middle part of rear sport car 22 and vault splicing segment 1-01 at this time, sport car after realization
22 couples of vault splicing segment 1-01 are lifted；The hanging apparatus for completing the cable crane splices segment 1-01 to vault
Lifting process, then vault splicing segment 1-01 is lifted by the hanging apparatus of the cable crane and is transferred in place.
It, can also be according to described in step 3011 when carrying out vault splicing section assembling when practice of construction, in step 302
Method, using two preceding sport cars 21 with two after sport car 22 is synchronous lifts to vault splicing segment 1-01.
As shown in figure 5, current assembled arch assembly segment 1-1 is put down forward using arch segmentation transfer device
When shifting, using the horizontally moving device by arch assembly segment 1-1 along vertical bridge to forward movement, by described in moving process
Horizontally moving device is horizontally-supported to the arch assembly segment front and rear sides 1-1, it is ensured that moved arch assembly segment 1-1 is in
Steady state and moving process is safe and reliable；When the front end of moved arch assembly segment 1-1 is moved to above the preceding pier stud
When, moved arch assembly segment 1-1 enters the lifting region of the cable crane, at this time by preceding sport car 21 and moved arch
The front end of assembled segment 1-1 connects, and 21 pairs of moved arch assembly segments of sport car front end 1-1 lifts before completing.Later, sharp
With the horizontally moving device by arch assembly segment 1-1 along vertical bridge to continuing to move along, until by move arch assembly
The front end of segment 1-1 is moved to above the preceding pier stud, lifting effect and the level of preceding sport car 21 described in moving process
The horizontal support effect of mobile device matches, and can effectively ensure that moved arch assembly segment 1-1 is in steady state, and really
It is safe and reliable to protect moving process；As shown in fig. 6, the front end as moved arch assembly segment 1-1 is moved on the preceding pier stud
Rear sport car 22 is connect by Fang Shi with the rear end of moved arch assembly segment 1-1, and 22 pairs of sport car moved arches are spelled after the completion
The dress rear end segment 1-1 is lifted.After sport car 22 is connect with the rear end of moved arch assembly segment 1-1 after, arch is moved
Frame assembly segment 1-1 is steadily lifted by preceding sport car 21 and rear sport car 22, to complete the lifting of the cable crane
Journey, practice of construction is easy, and work progress is safe and reliable.
After moved arch assembly segment 1-1 enters the lifting region of the cable crane, pass through 9 pairs of institutes of Horizontal limiting part
It states horizontally moving device to be limited, can ensure that the horizontally moving device moves horizontally on the outside of channel described in will not being moved to,
Ensure that work progress is safe and reliable, while arch assembly segment 1-1 will not be continued to move along and be had any impact.In addition,
The limit rope 14 is snubbing line, can further ensure that the moving process of arch assembly segment 1-1 is safe, steady.
It is arch support frame 100 to the steel arch-shelf that arch rib 2 is constructed when practice of construction.The assembled steel arch-shelf 1 of institute is arch
Middle part arch in support frame 100 or arch support frame 100.
In actual use, when the direction across bridge width of arch support frame 100 is less than two vertical branch in the tail tower
When the clear distance of support 17-1, the assembled steel arch-shelf 1 of institute is arch support frame 100；Otherwise, when the direction across bridge of arch support frame 100 is wide
It, need to be by arch support frame 100 from left to right when degree is not less than the clear distance of two vertical supporting frame 17-1 in the tail tower
Be divided into multiple arched frames, assembled steel arch-shelf 1 be an arched frame in arch support frame 100, each arched frame
It is spliced from multiple along vertical bridge to the arch assembly segment 1-1 laid from front to back, it is every in arch support frame 100 at this time
A arched frame is the assembled steel arch-shelf 1 of an institute.
When carrying out steel arch-shelf assembly in step 3, by elder generation to rear multiple arched frames in arch support frame 100
Assembly is carried out respectively, and each arched frame is the assembled steel arch-shelf 1 of an institute, and the assembling method of multiple arched frames is homogeneous
Together；When carrying out assembled any of arch support frame 100 arched frame, according to described in step 301 to step 302
Method carry out it is assembled.
In the present embodiment, the direction across bridge width of the arch support frame 100 is described not less than two in the tail tower perpendicular
To the clear distance of support frame 17-1, the arch support frame 100 is divided into 3 arched frames from left to right, 3 arched frames along direction across bridge by
Left-to-right is respectively left side arched frame, middle part arched frame and right side arched frame.
When carrying out steel arch-shelf assembly in step 3, first according to method described in step 301 to step 302 to the middle part
Arched frame is spliced, and is spliced according still further to method described in step 301 to step 302 to the left side arched frame, and
Each arch assembly segment 1-1 in the left side arched frame is fastenedly connected with the middle part arched frame and is integrated；Finally, according to
Step 301 splices the right side arched frame to the method described in step 302, and will respectively encircle in the right side arched frame
Frame assembly segment 1-1 is fastenedly connected with the middle part arched frame and is integrated.
As shown in Figure 14, Figure 15 and Figure 16, in the present embodiment, former and later two arch springings of the arch support frame 100 are distinguished
It is supported on an arch hinged seat 20, the arch hinged seat 20 is the lateral peace for the arch springing installation of arch support frame 100
Seat is filled, 20 bottom of arch hinged seat is equipped with one of transverse distribution beam, and the transverse distribution beam is hinged to be installed on arch
The skewback beam 23 of 20 bottoms of seat；The arch support frame 100 is arranged vertically and it is along vertical bridge Xiang Bushe.
As shown in Figure 11, Figure 21, the arch support frame 100 includes the arch springing segment 1-100 that former and later two are symmetrically laid
And the load-bearing steel arch-shelf being connected between two arch springing segment 1-100, the load-bearing steel arch-shelf and two arch springing sections
1-100 is along vertical bridge Xiang Bushe for section；The load-bearing steel arch-shelf is spliced by multiple steel arch-shelf segment 1-2, multiple steel arches
Frame segment 1-2 is laid from front to back along the laying of vertical bridge；The rear and front end lower part of the load-bearing steel arch-shelf and two arch springing sections
It is connected in hinged way between the lower part of section 1-100 and between the lower part of the two neighboring steel arch-shelf segment 1-2 in front and back,
Between the rear and front end top of the load-bearing steel arch-shelf and the top of two arch springing segment 1-100 and front and back is two neighboring
It is attached by adjustable connecting piece between the top of the steel arch-shelf segment 1-2；Two arch springing segment 1-100 and
Multiple steel arch-shelf segment 1-2 are the steel truss being assembled by more straight rod pieces；
The bottom of two arch springing segment 1-100 is provided with the transverse direction being supported horizontally on arch hinged seat 20
Steel pipe 1-11, the transverse direction steel pipe 1-11 in horizontal layout and its along the transverse bridge, the transverse direction steel pipe 1-11 is circular steel
Pipe；Each transverse direction steel pipe 1-11 is supported on the arch hinged seat 20, each transverse direction steel pipe 1-11 with
It is attached in hinged way between its arch hinged seat 20 supported.Thus, it can be easy to be real by lateral steel pipe 1-11
It is hinged between the existing steel arch-shelf and arch hinged seat 20.
In the present embodiment, the straight rod piece is straight steel pipe.
As shown in Figure 17, Figure 18, the arch hinged seat 20 includes a horizontally-supported seat being supported on skewback beam 23
With the supporting steel plate 20-1 being supported on the horizontally-supported seat, the horizontally-supported seat and supporting steel plate 20-1 are in horizontal
Lay and the two along the transverse bridge；The cross section of the supporting steel plate 20-1 is arc, each lateral steel pipe 1-11
It is supported on a supporting steel plate 20-1, each transverse direction steel pipe 1-11 and its supporting steel plate 20-1 supported is in same
Axis is laid, and the supporting steel plate 20-1 is located at the outer side-lower for supporting lateral steel pipe 1-11.
In the present embodiment, each skewback beam 23 is supported on an interim skewback, and the interim skewback is to lay
L shape support 30 in permanent 6 inside of support.Also, be provided on the L shape support 30 skewback beam 23 is supported it is vertical
Supporting element.
In the present embodiment, as shown in figure 21, each arch springing segment 1-100 is assembled by M Pin arch springing steel truss,
The structure of arch springing steel truss described in M Pin is all the same and it lays from left to right along direction across bridge；
As shown in Figure 11, Figure 21, each steel arch-shelf segment 1-2 is assembled by M Pin arch steel truss, M Pin institute
The structure for stating arch steel truss is all the same and it lays from left to right along direction across bridge；
In the steel arch-shelf segment 1-2 arch steel truss described in every Pin with the Pin institute in the arch springing segment 1-100
Arch springing steel truss is stated to be laid on same vertical plane；
It is located at arch springing steel truss and all arch steel truss described in two Pin on same vertical plane in the arch support frame 100
Frame forms a Pin assembled steel arch, and the arch support frame 100 includes the assembling that M Pin is laid from left to right along direction across bridge
The structure snd size of formula steel arch-shelf, assembled steel arch described in M Pin are all the same and it is along vertical bridge Xiang Bushe.
In the present embodiment, the arch springing segment 1-100 of former and later two in the arch support frame 100 and multiple steel arches
Frame segment 1-2 is laid on same vertical plane.
It is easy and convenient for disassembly and assembly for connection, the rear and front end lower part of the load-bearing steel arch-shelf and two arch springing segments
Pass through horizontally hinged axis 29 between the lower part of the two neighboring steel arch-shelf segment 1-2 between the lower part of 1-100 and front and back
Connection, the horizontally hinged axis 29 is along the transverse bridge.
As shown in Figure 11, Figure 21, the top of two arch springing segment 1-100 and each steel arch-shelf segment 1-2
Front and rear sides top be provided with for adjust bolt 24 install bolt mounting base 25.In the present embodiment, by adjusting bolt
The two neighboring institute of spacing and front and back between 24 pairs of load-bearing steel arch-shelf tops and two arch springing segment tops 1-100
The spacing stated between the top 1-2 of steel arch-shelf segment is adjusted.
Firm for fixed and support, the skewback beam 23 is the steel case for being fixedly welded on the horizontally-supported seat bottom
Beam.
In the present embodiment, the steel box-girder is spliced by the I-steel that front and back twice are symmetrically laid, I-shaped described in twice
Steel is in horizontal layout and the two is laid in same level, and I-steel described in twice is along the transverse bridge.
For the support strength for further increasing the steel box-girder, pass through multiple tracks cross connecting plate between I-steel described in twice
It is fastenedly connected, and is fastened between cross connecting plate described in multiple tracks by multiple pull rods along direction across bridge horizontal layout
Connection.
As shown in figure 18, the horizontally-supported seat includes the L shape support base for being supported in the outer side-lower of supporting steel plate 20-1, institute
State L shape support base cross section be L shape and its along the transverse bridge, the L shape support base is by being supported horizontally on skewback beam 23
Horizonal base plate 20-2 and be fixed on the vertical supporting plate 20-3 composition of the outer upper side of horizonal base plate 20-2, the horizonal base plate
It is attached between 20-2 and supporting steel plate 20-1 by multiple vertical steel plate 20-4 laid from outside to inside, the vertical supporting
It is attached between plate 20-3 and supporting steel plate 20-1 by multiple lateral steel plate 20-5 laid from the bottom to top, the transverse direction steel
Plate 20-5 is in horizontal layout；The horizonal base plate 20-2, vertical supporting plate 20-3, vertical steel plate 20-4 and lateral steel plate 20-5
Be flat plate and its along the transverse bridge, the vertical steel plate 20-4 and horizonal base plate 20-2 and supporting steel plate 20-1 it
Between be fixedly connected with welding manner, between transverse direction steel plate 20-5 and vertical supporting plate 20-3 and the supporting steel plate 20-1 with
Welding manner is fixedly connected.
In the present embodiment, the quantity of vertical steel plate 20-4 and lateral steel plate 20-5 are two in the horizontally-supported seat.
When actual processing, according to specific needs, to the quantity of steel plate 20-4 vertical in the horizontally-supported seat and lateral steel plate 20-5
And the installation position of vertical steel plate 20-4 and lateral steel plate 20-5 adjusts accordingly respectively.
Meanwhile the horizontally-supported seat further includes oblique steel plate 20-6, the oblique steel plate 20-6 from top to bottom gradually to
Outer incline and its be flat plate along the transverse bridge, the top of the oblique steel plate 20-6 is weldingly fixed on supporting steel plate
20-1 is upper and its bottom is weldingly fixed on the junction between horizonal base plate 20-2 and vertical supporting plate 20-3.
As shown in figure 19, to ensure that arch support frame 100 steady, firm can be supported on arch hinged seat 20, the arch
Frame hinged seat 20 further includes the steel pipe position-limit mechanism that multiple couples of transverse direction steel pipe 1-11 are limited, multiple steel pipe position-limit mechanisms
Structure it is all the same and it lays from left to right along direction across bridge, multiple steel pipe position-limit mechanisms are arranged vertically；
The steel pipe position-limit mechanism includes the arc-shaped limit press strip 20-7 for being laid in lateral steel pipe 1-11 inside front, described
Arc-shaped limit press strip 20-7 is arranged vertically and its upper and lower ends is each attached on the horizontally-supported seat, the arc-shaped limit
Pad is equipped with limit steel plate strip 20-8, the cross section of the limit steel plate strip 20-8 between press strip 20-7 and lateral steel pipe 1-11
Arc and its underface for being fixed on arc-shaped limit press strip 20-7.
In the present embodiment, the arc-shaped limit press strip 20-7 is the reinforcing bar press strip as made of a bar bending, the limit
Position steel plate strip 20-8 is formed by one piece of oblong flat steel plate bending and it is weldingly fixed on arc-shaped limit press strip 20-7.
To be fixed easy, the upper segment of the arc-shaped limit press strip 20-7 is upper linkage section and its underpart segment is lower company
Section is connect, the lower ear plate 26 for fixing the lower linkage section, the vertical supporting are welded on the horizonal base plate 20-2
The upper inner of plate 20-3 is welded with the upper ear plate 27 for fixing the upper linkage section, the lower ear plate 26 and upper ear plate
27 be the flat plate being arranged vertically.When practical fixed, between the upper linkage section and upper ear plate 27 and under described
It is fixedly connected by horizontal connection bolt 28 between linkage section and lower ear plate 26, thus the steel pipe position-limit mechanism connects
It is easy and convenient for disassembly and assembly, and lateral steel pipe 1-11 can effectively be limited by the steel pipe position-limit mechanism, prevent transverse direction
Steel pipe 1-11 is detached from from the horizontally-supported seat, it is ensured that the support stationarity of lateral steel pipe 1-11；Meanwhile the steel pipe limit
Mechanism rotates on supporting steel plate 20-1 without limitation on lateral steel pipe 1-11.
As shown in figure 21, arch springing steel truss described in every Pin is a triangle steel truss, arch springing steel truss described in every Pin
Include left and right two triangle projective planum truss symmetrically laid, two triangle projective planum truss be arranged vertically and
The two is attached between vertical bridge Xiang Bushe, two triangle projective planum truss by multiple tracks connecting rod；It is each described
Triangle projective planum truss by a lower connecting rod 1-12, one be located at lower connecting rod 1-12 right above upper connecting rod 1-13 and
A piece middle connecting rod 1-14 being connected between lower connecting rod 1-12 and upper connecting rod 1-13 is formed by connecting, the lower connecting rod
The lower end of 1-12 and the lower end of upper connecting rod 1-13 are each attached on lateral steel pipe 1-11, the upper end of the lower connecting rod 1-12
It is attached between the upper end of upper connecting rod 1-13 by middle connecting rod 1-14.
In the present embodiment, the lower connecting rod 1-12, upper connecting rod 1-13 and middle connecting rod 1-14 are straight steel pipe, and
And the lower end of the lower connecting rod 1-12 and the lower end of upper connecting rod 1-13 are weldingly fixed on lateral steel pipe 1-11, and
It is fixedly connected between middle connecting rod 1-14 and lower connecting rod 1-12 and upper connecting rod 1-13 with welding manner.The connection
Bar be straight steel pipe and its be fixedly connected between the triangle projective planum truss with welding manner.
As shown in Figure 11, Figure 20, in each arch springing segment 1-100 between arch springing steel truss described in adjacent two Pin and
Being fastenedly connected by lateral connection frame between arch steel truss described in adjacent two Pin in each steel arch-shelf segment 1-2 is one
Body；
Arch steel truss described in every Pin includes the two arch plane girders symmetrically laid in left and right, and two arches are flat
Face truss is arranged vertically and the two is connected between vertical bridge Xiang Bushe, two arch plane girders by multiple tracks
Rod piece is attached；Each arch plane girder is located at right above lower boom 1-21 by a lower boom 1-21, one
Top boom 1-22 and Duo Gen be connected to the web member 1-23 between lower boom 1-21 and top boom 1-22 and be formed by connecting.
In the present embodiment, M=5.
When actual processing, according to specific needs, the value size of M is adjusted accordingly.
In the present embodiment, the lower boom 1-21, top boom 1-22 and web member 1-23 are flat plate, the web member 1-
It is fixedly connected between 23 and lower boom 1-21 and top boom 1-22 with welding manner.The connecting rod be straight steel pipe and its
It is fixedly connected with the arch plane girder with welding manner.
In the present embodiment, between each lower connecting rod 1-12 and lower boom 1-21 adjacent thereto and front and back is adjacent
Be attached by horizontally hinged axis 29 between two lower boom 1-21, each upper connecting rod 1-13 and and its
Pass through the adjustable connecting piece between the two neighboring top boom 1-22 between adjacent top boom 1-22 and front and back
It is attached, the adjustable connecting piece is along vertical bridge Xiang Bushe.
In actual use, the rear and front end of arch support frame 100 is respectively supported at the arch hinged seat 20
On, the rear and front end of arch support frame 100 is provided with a lateral steel pipe 1-11, and transverse direction steel pipe 1-11 and institute's scaffold
It is attached in hinged way between hinged seat 20, can effectively meet the Deformation Demands of arch support frame 100 in this way.Also, it is every
A arch hinged seat 20 carries out firm support by a skewback beam 23.It is synchronous along direction across bridge during practice of construction
Push two skewback beams 23 just easy arch support frame 100 can be pushed to be moved along direction across bridge, it in this way can be by arch branch
Support 100 removes immediately below constructed arch rib so as to subsequent use or dismounting.
In the present embodiment, as shown in Fig. 2, the middle part arched frame includes described in 3 Pin are laid from left to right along direction across bridge
Assembled steel arch, the left side arched frame and right side arched frame include assembled steel arch described in a Pin.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification to the above embodiments, change and equivalent structural changes, still fall within skill of the present invention
In the protection scope of art scheme.
Claims (10)
1. a kind of Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, it is characterised in that: including assembled to institute
The cable crane and arch assembly segment (1-1) is moved one by one that the arch assembly segment (1-1) of steel arch-shelf (1) is lifted
Dynamic arch is segmented transfer device；
Assembled steel arch-shelf (1) be to construction Deck Arch Bridges the steel arch-shelf constructed of arch rib (2), assembly steel arch-shelf
(1) along vertical bridge Xiang Bushe and its be spliced along vertical bridge to the arch assembly segment (1-1) laid from front to back from multiple；It is described
The rear and front end of arch rib (2) is respectively supported on a permanent support (6), and the permanent support (6) is armored concrete support；
The arch rib (2) along vertical bridge Xiang Bushe and its be armored concrete arch ring, the arch rib (2) is supported in the assembled steel arch-shelf (1) of institute
Surface；Constructed Deck Arch Bridges include arch rib (2) and the girder that is supported on arch rib (2), the front and back two of the girder
End be respectively supported on an abutment (8), the girder in horizontal layout and it include the middle part beam section being supported on arch rib (2)
(3) and two side beam sections (4) for being located at middle part beam section (3) front and rear sides, the middle part beam section (3) is connected to two institutes
It states between side beam section (4) and three passes through multiple edges between vertical bridge Xiang Bushe, the middle part beam section (3) and arch rib (2)
Vertical bridge is fastenedly connected to the vertical upright column (5) laid from front to back；Along vertical bridge Xiang Youqian below each side beam section (4)
Multiple support pier studs (7) being arranged vertically are laid with after, the support pier stud (7) is Reinforced Concrete Pier Column, each
The side beam section (4) is supported on the abutment (8) and multiple support pier studs (7), each side beam
The abutment (8) and multiple support pier studs (7) supported below section (4) forms a side beam section support knot
Structure；Two side beam section support constructions are respectively located at the front side beam section support construction on front side of arch rib (2) and are located at arch rib
(2) the rear side beam section support construction on rear side of, two permanent supports (6) are respectively the front side being located at below arch rib (2) front end
Support and the rear side support being located at below arch rib (2) rear end；
The arch segmentation transfer device includes the assembled segment movement being horizontally moved one by one to arch assembly segment (1-1)
What device and the confession assembled segment mobile device moved horizontally moves horizontally channel, and the channel that moves horizontally is in horizontal layout
And it is along vertical bridge Xiang Bushe；
The channel that moves horizontally is laid in the rear side beam section support construction, and the rear side beam section support construction is mobile logical
Road support construction；The channel that moves horizontally includes the longitudinal support beam being supported in the movable passageway support construction
(3-1), the assembly segment mobile device, which is one, can carry out being moved forward and backward and in moving process on longitudinal support beam (3-1)
Moved arch assembly segment (1-1) is driven to synchronize mobile horizontally moving device, the longitudinal support beam (3-1) is in water
Plain cloth is set and it is along vertical bridge Xiang Bushe；The horizontally moving device is laid on longitudinal support beam (3-1), and moved arch is assembled
(1-1) is supported horizontally on the horizontally moving device for segment；The rear end of the longitudinal support beam (3-1) is to be supported in the shifting
Abutment support end in dynamic channel support structure on abutment (8), the front end of the longitudinal support beam (3-1) are lifting end；It is described
The Horizontal limiting part (9) limited to the horizontally moving device is provided on the lifting end of longitudinal support beam (3-1)；
The cable crane include former and later two pylons (17), the working cable (17-8) being installed on two pylons (17) and
It can carry out being moved forward and backward and to the trolley that arch assembly segment (1-1) is lifted, the lifting along working cable (17-8)
Trolley is mounted on working cable (17-8) and it is located between two pylons (17), and the trolley is located at arch rib (2)
Top；Two pylons (17) and arch rib (2) and longitudinal support beam (3-1) are respectively positioned on same vertical plane, two towers
Frame (17) is respectively the tail tower for being located at the preceding pylon on front side of arch rib (2) and being located on rear side of arch rib (2)；
It is preceding pier stud, the longitudinal support beam (3-1) that support pier stud (7) is located on the foremost side in the rear side beam section support construction
Lifting end be located on front side of the tail tower, the lifting end of the longitudinal support beam (3-1) is supported on the preceding pier stud, described
Longitudinal support beam (3-1) is the horizontal shore passed through in the middle part of the tail tower；The tail tower and the preceding pier stud prop up
It supports on the rear side support, the preceding pier stud is located on front side of the tail tower.
2. the Deck Arch Bridges construction segmented movement of steel arch-shelf described in accordance with the claim 1 and Lift-on/Lift-off System, feature exist
In: two abutments (8) are respectively the preceding abutment being supported in below the girder front end and are supported under the main beam rear end
The rear abutment of side, anchor ingot (15-1) before being provided with immediately ahead of the preceding abutment, it is described after the dead astern of abutment be provided with rear anchor
Ingot (15-2)；
Arch temporary securing mechanism is provided on each pylon (17), the arch temporary securing mechanism includes left and right two
Group is symmetrically arranged and to the knotted rope (17-10) that the arch assembly segment (1-1) lifted in place is fixed temporarily, every group of institute
Knotted rope (17-10) is stated to be laid on same vertical plane with a vertical supporting frame (17-1)；Knotted rope (17- described in every group
It 10) include that multiple tracks is from top to bottom laid in the knotted rope (17-10) on same vertical plane, equal edge knotted rope (17-10) described in multiple tracks
Vertical bridge Xiang Bushe；
It is from top to bottom laid on each vertical supporting frame (17-1) in the cable crane multiple for knotted rope (17-10)
The knotted rope pulley (17-11) of installation, all knotted rope pulleys (17-11) laid on each vertical supporting frame (17-1) are equal
On same vertical plane, knotted rope described in per pass (17-10) is installed on the knotted rope pulley (17-11)；
The front end of knotted rope described in per pass (17-10) is each attached to the arch assembly segment lifted in place in the tail tower
On (1-1), the rear end of knotted rope described in per pass (17-10) is each attached on rear anchor ingot (15-2) in the tail tower；
The rear end of knotted rope (17-10) described in per pass is each attached on an arch assembly segment (1-1) in the preceding pylon,
Before the front end of knotted rope (17-10) described in per pass is each attached in the preceding pylon on anchor ingot (15-1).
3. Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System according to claim 1 or 2, feature
Be: each pylon (17) includes assembling type frame body, the assembling type frame body include left and right two symmetrically lay it is perpendicular
To support frame (17-1)；Two vertical supporting framves (17-1) are supported on the rear side support in the tail tower, institute
It states two vertical supporting framves (17-1) in tail tower and is symmetrically laid in the left and right sides for moving horizontally channel, after described
The clear distance of two vertical supporting framves (17-1) is greater than the width for moving horizontally channel in pylon.
4. the Deck Arch Bridges construction segmented movement of steel arch-shelf described in accordance with the claim 3 and Lift-on/Lift-off System, feature exist
In: each pylon (17) further includes the tower mount (17-3) for assembling type frame body bottom installation, the pylon bottom
Seat (17-3) in horizontal layout and its along the transverse bridge, the assembling type frame body be located at tower mount (17-3) surface；
Each vertical supporting frame (17-1) bottom is provided with the tripod (17-4) being installed on tower mount (17-3),
It is attached in hinged way between the tripod bottom (17-4) and the tower mount (17-3) being disposed below；Each institute
It states and is provided with one of bottom distribution beam (17-7) immediately below tower mount (17-3), the bottom distribution beam (17-7) is in level
Lay and its along the transverse bridge；Bottom distribution beam (17-7) positioned at the tail tower bottom is fixed on the rear side support
On, the bottom distribution beam (17-7) positioned at the preceding tower bottom is fixed on the front side support.
5. the Deck Arch Bridges construction segmented movement of steel arch-shelf and Lift-on/Lift-off System, feature exist according to claim 4
In the hinged seat (17- that: the frame body pedestal (17-3) includes horizontal base (17-31) and is mounted on horizontal base (17-31)
32), the horizontal base (17-31) is supported horizontally on bottom distribution beam (17-7), the tripod bottom (17-4) and position
It is attached in hinged way between hinged seat (17-32) below；
The horizontal base (17-31) is the slip base that can be horizontally moved along direction across bridge in bottom distribution beam (17-7), institute
The guide part for being provided on bottom distribution beam (17-7) and being oriented to horizontal base (17-31) is stated, the guide part is in level
Lay and its along the transverse bridge.
6. Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System according to claim 1 or 2, feature
It is: is provided with the cable saddle for working cable (17-8) installation in the pylon (17) on each vertical supporting frame (17-1)
(21)；
The quantity of the working cable (17-8) is twice, working cable (17-8) described in twice along vertical bridge Xiang Bushe and the two it is symmetrical
It is laid in above the left and right sides of arch rib (2)；It is small that former and later two described liftings are mounted on working cable described in per pass (17-8)
Vehicle, two trolleys are respectively positioned between two pylons (17)；Four trolleys in the cable crane
The hanging apparatus that group pairs of arch assembly segment (1-1) is lifted；
Working cable described in twice (17-8) respectively left side working cable and the right side working cable on the right side of the left side working cable,
Two vertical supporting framves (17-1) in each pylon (17) be respectively Left-side support frame and be located at the left side branch
Right side support frame on the right side of support；The left side working cable is supported on the Left-side support frame of two pylons (17),
The right side working cable is supported on the Right side support frame of two pylons (17).
7. Deck Arch Bridges the construction segmented movement of steel arch-shelf and Lift-on/Lift-off System according to claim 1 or 2, feature
Be: each support pier stud (7) includes that the two vertical pier studs (7-1) symmetrically laid in left and right and one are supported horizontally on
Bent cap (7-2) on two vertical pier studs (7-1), the bent cap (7-2) in horizontal layout and its along the transverse bridge, institute
It states on multiple bent caps (7-2) that longitudinal support beam (3-1) is supported in the movable passageway support construction；
The arch segmentation transfer device further includes the limit rope limited to moved arch assembly segment (1-1)
(14), the limit rope (14) moves horizontally above channel positioned at described, and the limit rope (14) is located at the assembled segment shifting
Dynamic device rear, the rear end of the limit rope (14), which is fixed on, is located at the rear anchor ingot (15-2) for moving horizontally channel dead astern
Or on anchor foundation, the front end of the limit rope (14) is fixed on moved arch assembly segment (1-1).
8. it is a kind of using system as described in claim 1 to the assembled steel arch-shelf method that carries out segmented movement and lifting,
Be characterized in that: assembled steel arch-shelf (1) include vault splicing segment (1-01) and former and later two side joggle trusses symmetrically laid,
Vault splicing segment (1-01) is connected between two side joggle trusses, and each side joggle truss is by multiple
The arch assembly segment (1-1) laid from bottom to up is spliced, and vault splicing segment is an arch assembly section
Section (1-1)；
When carrying out segmented movement and lifting to the assembled steel arch-shelf (1) of institute, process is as follows:
Step 1: bridge bottom bracing structure is constructed: to two permanent supports (6) and two side beam section support knots
Structure is constructed respectively, obtain the front side beam section support construction of construction molding, the rear side beam section support construction, it is described before
Collateral seat and the rear side support；
Step 2: cable crane and arch segmentation transfer device construction: the rear side beam section branch of construction molding in step 1
Channel is moved horizontally on support structure described in construction, and moves horizontally the channel installation assembled segment mobile device described, is obtained
Must construct the arch segmentation transfer device completed；Meanwhile it constructing to the cable crane, and by the cable crane
In the tail tower be supported on the rear side support；
Step 3: steel arch-shelf is assembled: being carried out to the assembled steel arch-shelf (1) of institute assembled, comprising the following steps:
Step 301, side joggle truss are assembled: carrying out symmetrical assembly to two side joggle trusses of the assembled steel arch-shelf (1) of institute；
When carrying out assembled any one described side joggle truss, from the bottom to top to the multiple arches for forming the side joggle truss
Frame assembly segment (1-1) carries out assembly, and process is as follows:
Step 3011, first arch assembly section assembling: transfer device is segmented for current assembled arch using the arch
Frame assembly segment (1-1) is translate forward to the front end for moving horizontally channel, then using the described of the cable crane
Trolley lifts arch assembly segment (1-1) and is transferred in place, and the current assembled arch assembly segment (1-1) of institute is completed
Assembled process；
In this step, current assembled arch assembly segment (1-1) is one for being located at bottommost in the side joggle truss
Arch assembly segment (1-1)；
Step 3012, upper arch assembly section assembling: assembled by upper one using arch segmentation transfer device
Arch assembly segment (1-1) is translate forward to the front end for moving horizontally channel, then uses the institute of the cable crane
It states trolley to lift arch assembly segment (1-1) and transfer in place, while the arch assembly segment by decentralization in place
(1-1) is connect with the arch assembly segment (1-1) being disposed below and assembly is completed, completes current institute's assembly arch assembly section
The assembled process of section (1-1)；
Step 3013, one or many repetition steps 3012, complete all arch assembly segment (1-1) in the side joggle truss
Assembled process, obtain the assembled side joggle truss completed；
Step 302, vault splice section assembling: the assembled completion of two side joggle trusses to the assembled steel arch-shelf (1) of institute
Afterwards, using the arch segmentation transfer device by vault splicing segment (1-01) translate forward to it is described move horizontally channel before
End top, then vault splicing segment (1-01) is lifted and transferred to using the trolley of the cable crane
Position, while vault splicing segment (1-01) of decentralization in place being connect with the assembled two side joggle trusses completed, it is complete
At assembled steel arch-shelf (1) close up process, obtain the assembled assembled steel arch-shelf (1) of molding institute.
9. according to the method for claim 8, it is characterised in that: two side joggle trusses are respectively to be located at vault splicing
Front side assembly frame on front side of segment (1-01) and the rear side assembly frame on rear side of vault splicing segment (1-01)；
Two abutments (8) are respectively the preceding abutment being supported in below the girder front end and are supported under the main beam rear end
The rear abutment of side, anchor ingot (15-1) before being provided with immediately ahead of the preceding abutment, it is described after the dead astern of abutment be provided with rear anchor
Ingot (15-2)；
Arch temporary securing mechanism is provided on each pylon (17), the arch temporary securing mechanism includes left and right two
Group is symmetrically arranged and to the knotted rope (17-10) that the arch assembly segment (1-1) lifted in place is fixed temporarily, every group of institute
Knotted rope (17-10) is stated to be laid on same vertical plane with a vertical supporting frame (17-1)；Knotted rope (17- described in every group
It 10) include that multiple tracks is from top to bottom laid in the knotted rope (17-10) on same vertical plane, equal edge knotted rope (17-10) described in multiple tracks
Vertical bridge Xiang Bushe；
It is from top to bottom laid on each vertical supporting frame (17-1) in the cable crane multiple for knotted rope (17-10)
The knotted rope pulley (17-11) of installation, all knotted rope pulleys (17-11) laid on each vertical supporting frame (17-1) are equal
On same vertical plane, knotted rope described in per pass (17-10) is installed on the knotted rope pulley (17-11)；
The front end of knotted rope described in per pass (17-10) is each attached in the rear side assembly frame one and has been lifted into the tail tower
On the arch assembly segment (1-1) of position, the rear end of knotted rope described in per pass (17-10) is each attached to rear anchor ingot in the tail tower
On (15-2)；
The rear end of knotted rope (17-10) described in per pass is each attached to an arch in the front side assembly frame in the preceding pylon
On assembled segment (1-1), before the front end of knotted rope (17-10) described in per pass is each attached in the preceding pylon on anchor ingot (15-1)；
In step 3012 by decentralization arch assembly segment (1-1) in place be disposed below and the assembled arch completed is assembled
After the connection of segment (1-1), also need through the knotted rope (17-10) together to arch assembly segment (1- assembled in this step
1) it is fixed temporarily.
10. according to method described in claim 8 or 9, it is characterised in that: the quantity of the working cable (17-8) be twice, two
Working cable described in road (17-8) is along vertical bridge Xiang Bushe and the two is symmetrically laid in above the left and right sides of arch rib (2)；Per pass institute
It states and is mounted on former and later two described trolleys on working cable (17-8), two trolleys are respectively positioned on two towers
Between frame (17), two trolleys are respectively preceding sport car (26) and the rear sport car (27) on rear side of preceding sport car (26)；
The hanging apparatus that four trolley group pairs of arch assembly segments (1-1) are lifted in the cable crane；
Working cable described in twice (17-8) respectively left side working cable and the right side working cable on the right side of the left side working cable,
Two vertical supporting framves (17-1) in each pylon (17) be respectively Left-side support frame and be located at the left side branch
Right side support frame on the right side of support；The left side working cable is supported on the Left-side support frame of two pylons (17),
The right side working cable is supported on the Right side support frame of two pylons (17)；
An arch assembly segment is carried out when carrying out first arch assembly section assembling in step 3011 and in step 3012
When assembled, it is all made of the arch segmentation transfer device and translates forward current assembled arch assembly segment (1-1)；Work as arch
When the front end of frame assembly segment (1-1) is moved to above the preceding pier stud, moved arch assembly segment (1-1) enters the cable
Preceding sport car (21) is connect by the lifting region of rope loop wheel machine with the front end of moved arch assembly segment (1-1) at this time, is run before completing
Vehicle (21) lifts the front end moved arch assembly segment (1-1)；Recycle the arch segmentation transfer device by arch
Assembled segment (1-1) along vertical bridge to continuing to move along, until the front end of moved arch assembly segment (1-1) is moved to institute
Before stating behind pier stud top, rear sport car (22) is connect with the rear end of moved arch assembly segment (1-1), after the completion sport car (22)
The rear end moved arch assembly segment (1-1) is lifted；Sport car (22) and moved arch assembly segment (1-1) after
After the connection of rear end, lifting process of the hanging apparatus to arch assembly segment (1-1) of the cable crane is completed, then pass through
Arch assembly segment (1-1) is lifted and is transferred in place by the hanging apparatus of the cable crane.
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| CN111472285A (en) * | 2020-05-06 | 2020-07-31 | 中交二航局第四工程有限公司 | Method for mounting main bridge variable-section continuous steel truss girder by using cable crane |
| CN114045740A (en) * | 2021-11-22 | 2022-02-15 | 中冶南方城市建设工程技术有限公司 | Upright column applied to deck type arch bridge and construction method thereof |
| CN114045740B (en) * | 2021-11-22 | 2024-04-30 | 中冶南方城市建设工程技术有限公司 | Upright post applied to upper bearing arch bridge and construction method thereof |
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