CN206667079U - Basket double-deck button in hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom hangs constructing device - Google Patents
Basket double-deck button in hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom hangs constructing device Download PDFInfo
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- CN206667079U CN206667079U CN201720363341.4U CN201720363341U CN206667079U CN 206667079 U CN206667079 U CN 206667079U CN 201720363341 U CN201720363341 U CN 201720363341U CN 206667079 U CN206667079 U CN 206667079U
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Abstract
The utility model discloses a kind of double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket to hang constructing device.Including double-deck die block cradle system, temporary towers knotted rope system of winding up and lower edge knotted rope system；Double-deck die block cradle system, including be arranged on wind up in box beam double-deck bed die, can be along the cradle structure for the horizontal forward walking of box beam top surface of winding up；Wind up temporary towers knotted rope system, including be arranged on pier top beam section top surface temporary towers structure, positioned at the cast-in-place knotted rope duct winded up in box beam beam section of temporary towers structure and cantilever and the knotted rope through knotted rope duct；Lower edge knotted rope system, including it is arranged on double limb main piers and the knotted rope duct in the cast-in-place lower edge arch box beam beam section of cantilever and the knotted rope through knotted rope duct.The utility model solves box beam of winding up and uses the problem that Full space support construction difficulty is larger, security risk is higher while hybrid structure of arch and beam formula concrete continuous rigid structure bridge arch beam framework region cantilever construction is realized.
Description
Technical field
It the utility model is related to a kind of hybrid structure of arch and beam of high-block bridge hybrid structure of arch and beam formula prestressed concrete continuous rigid-framed bridge
The cantilever pouring construction technology of the lower edge arch box beam of frame area and box beam of winding up, and in particular to a kind of hybrid structure of arch and beam formula in advance should
The double-deck button of the double bottom basket of power concrete continuous rigid structure bridge hangs constructing device.
Background technology
Prestressed concrete continuous rigid-framed bridge, there is big span ability, reasonable stress, driving smooth-going, easy for construction, maintenance
The advantages such as expense is low, steep to the high slope of Yushan Hill, the narrow mountain area in construction site has very strong adaptability, just big or middle as China
The main bridge type of across footpath beam bridge, main span is no less than 50 more than 200m in the built continuous rigid frame bridge in China.But recently
Several years, because there is span centre cracking, downwarp problem in more long-span rigid frame bridges, people be more likely to by the class formation across
Footpath is limited in 200~240m.
Hybrid structure of arch and beam formula continuous rigid frame bridge, it is that it mainly sets in a kind of formal new remodeling of conventional continuous rigid frame bridge
It is to hollow out the web of box beam root to count thinking, forms wind up box beam section and the hybrid structure of arch and beam frame of lower edge arch box beam section composition
Frame, hybrid structure of arch and beam framework together constitute the superstructure of hybrid structure of arch and beam formula continuous rigid frame bridge with solid web girder section.Hybrid structure of arch and beam formula
Continuous rigid frame bridge has given full play to the strong advantage of hybrid structure of arch and beam framework lower edge arched girder section concrete bearing capacity, while reduces knot
The effective across footpath of structure, optimizes structural stress state, so as to improve span ability.
Because high pier hybrid structure of arch and beam formula bridge lower edge beam section can not use rack construction, and upper and lower string case in work progress
Beam can not independently bear the cradle construction load of long cantilever, and corresponding interim auxiliary construction device need to be used to complete pouring construction.
Meanwhile hybrid structure of arch and beam frame hollow area working space is smaller, box beam of winding up is larger, safe using Full space support construction difficulty
Risk is higher.Therefore, safely, conveniently, rational hybrid structure of arch and beam frame area construction stage temporary fixing structure system and construction
Method is high-block bridge hybrid structure of arch and beam formula continuous rigid frame bridge construction and the key subsequently promoted.
Utility model content
The purpose of this utility model is to solve the deficiency of above-mentioned existing construction technical method, in existing technology premise
Under, there is provided a kind of double-deck button of double bottom basket suitable for high-block bridge hybrid structure of arch and beam formula continuous rigid frame bridge hybrid structure of arch and beam frame construction
Hang constructing device.
To achieve the above object, the utility model adopts the following technical scheme that：
A kind of hybrid structure of arch and beam frame construction suitable for high-block bridge hybrid structure of arch and beam formula prestressed concrete continuous rigid-framed bridge
The double-deck button of double bottom basket hang constructing device structural system, including double-deck die block cradle system, temporary towers knotted rope system of winding up
With lower edge knotted rope system；
Described double-deck die block cradle system, including be arranged on and wind up in box beam, have can adapt to wind up simultaneously box beam and
The double-deck bed die of the linear and slope variation of lower edge arch box beam, can be along the Hanging Basket for the horizontal forward walking of box beam top surface of winding up
Structure；
Described temporary towers knotted rope system of winding up, including be arranged on pier top beam section top surface temporary towers structure, position
In the cast-in-place knotted rope duct winded up in box beam beam section of temporary towers structure and cantilever and the knotted rope through knotted rope duct；
Described lower edge knotted rope system, including be arranged in double limb main piers and the cast-in-place lower edge arch box beam beam section of cantilever
Knotted rope duct and the knotted rope through knotted rope duct.
Further, described cradle structure, including hanging basket main truss, running gear, anchor system, hangar system and double
Layer bottom die platform；Hanging basket main truss, which is arranged on, to wind up on box beam top surface, and can be along box beam top of winding up under the driving of running gear
Move forward；Described hanging basket main truss is anchored after reaching setting position by anchor system and box beam of winding up；Hangar system
On hanging basket main truss, alterable hanging length；Double-deck bed die stage+module passes through hanging system in the bottom of hangar system
Uniting, it is integral to be connected with hanging basket main truss, bed die itself is adapted to wind up box beam and lower edge arch box beam by changing hanging length
The linear slope variation of bottom plate, and lower edge arch box girder construction load is transferred on hanging basket main truss.
Further, described double-deck bed die includes wind up bed die and lower edge bed die, and described double-deck bottom die platform includes
Upper platform and lower floor's platform, the bed die that winds up are placed on upper platform, and lower floor's bed die is placed on lower floor's platform, upper platform
Suspended in midair with lower floor platform by hangar system, the bed die that winds up correspondingly winds up box beam, and lower edge bed die corresponds to lower edge arch box beam.Using hanging
Extension system carries out upper and lower bed die installation and the demoulding, and upper and lower string bed die can be achieved and either synchronously or asynchronously lift.
Further, described temporary towers structure, including built-in fitting, temporary towers agent structure and duct knotted rope turn to
Separating device.Described installation of embedded parts is winding up on box beam beam section top surface；Described temporary towers agent structure is vertically arranged,
Bottom connects the built-in fitting for box beam beam section top surface installation of winding up；Described duct knotted rope turns to separating device and is arranged on knotted rope duct
Interior, main function is to form knotted rope turning path, regular knotted rope and the steering of auxiliary knotted rope, separation knotted rope and pylon to answer to prevent local
Power is concentrated.
Further, it is embedded with duct knotted rope in the knotted rope duct being arranged on double limb main piers and turns to separating device.
Further, the knotted rope of temporary towers knotted rope system of winding up and lower edge knotted rope system respectively includes a plurality of.
Further, a plurality of interim knotted rope for temporary towers knotted rope system of winding up passes through corresponding pier top temporary towers structure
With the knotted rope duct for box beam beam section of winding up, symmetrically it is anchored in temporary towers structure both sides and winds up accordingly the beam section outer end of box beam,
Formation is winded up temporary towers knotted rope system, the construction loads for box beam of winding up is reached into temporary towers structure, then pass through temporary towers
Structure passes to double limb main piers；
Further, a plurality of knotted rope of lower edge knotted rope system passes through corresponding double limb main piers and lower edge arch box beam beam section
Knotted rope duct, be symmetrically anchored in the beam section outer end of double corresponding lower edge arch box beams in limb main pier both sides, form lower edge knotted rope
System, lower edge arch box girder construction load is transferred to double limb main piers.
Further, described temporary towers structure, can make a concrete analysis of as the case may be, select suitable construction and material
Material makes, but must ensure stabilized structure, ensures structural strength and rigidity；Such as it is truss form, needs every in the height direction
Connection system is set every a certain distance, prevents unstability.
Constructing device structural system is hung using the double-deck button of described double bottom basket, hybrid structure of arch and beam formula prestressed concrete is connected
The hybrid structure of arch and beam framework beam section of continuous rigid frame bridge carries out the construction method of cantilever pouring, specifically includes following steps：
Step 1：Construction basis, cushion cap；
Step 2：Pre-buried duct knotted rope turns to separating device in double limb main pier posts, and constructing between main pier limb post and limb is
Beam, construction pier top beam section；
Step 3：Interim knotted rope pylon is set up on pier top beam section top surface, assembled double-deck bed die cradle structure, wind up bed die
Corresponding to wind up, lower edge bed die corresponds to lower edge, and carries out double bottom mould cradle structure loading test；
Step 4：Knotted rope duct in pre-buried lower edge arch box beam beam section, it is symmetrical to pour into a mould lower edge 1# sections；
Step 5：The interim knotted rope of lower edge arch box beam 1# sections is passed through into main pier limb post and lower edge arch box beam beam section
Pre-buried knotted rope duct, the interim knotted rope of the interim knotted rope in symmetrical tensioning lower edge 1# sections；
Step 6：Reduce lower edge bed die, the lower edge 1# sections demoulding so that the deadweight of the lower edge 1# sections of cast is turned by Hanging Basket
Move on to lower edge and its interim knotted rope system；
Step 7：The knotted rope duct for box beam beam section of winding up is installed in temporary towers structure, it is symmetrical to pour into a mould 1# sections of winding up；
Step 8：The interim knotted rope for box beam 1# sections of winding up is passed through into temporary towers and the pre-buried knotted rope for box beam beam section of winding up
Duct, symmetrical tensioning are winded up the interim knotted rope of the interim knotted rope in 1# sections；
Step 9：Reduction is winded up bed die, the 1# sections demoulding of winding up so that the deadweight of the 1# sections of winding up of cast is turned by Hanging Basket
Move on to and wind up and its interim knotted rope system；
Step 10：Cradle structure moves forward along the top surface that winds up；
Step 11：Into next section, repeat step 4 to step 10, the lower edge beam section for next section of constructing and the beam that winds up
Section, until winding up before upper and lower string bout section is fully completed with lower edge beam section；
Step 12：Dismounting is winded up bed die, retains lower edge bed die, is winded up and the cantilever end of lower edge sets strength to be converged
Property support and temporary support；
Step 13：Move forward cradle structure, pours into a mould upper and lower string and converges section；
Step 14：Remove the temporary support between the interim knotted rope system of upper and lower string and upper and lower string in good time, and by knotted rope
Duct grouting processing, completes the construction of hybrid structure of arch and beam formula cantilever design；
Step 15：Move forward cradle structure, pours into a mould solid web girder section, until the free cantilever casting of whole solid web girder sections is completed, and then
Complete the construction of whole superstructures.
Further, described double limb main pier both sides hybrid structure of arch and beam frameworks should follow synchronous cantilever symmetrical construction.
Further, the double-deck button of described utilization double bottom basket hangs constructing device and hybrid structure of arch and beam formula prestressed concrete is connected
The hybrid structure of arch and beam framework beam section of continuous rigid frame bridge carries out the construction method of cantilever pouring, hybrid structure of arch and beam framework beam section wind up and lower edge
Box beam beam section can also synchronous construction, but the problems such as consider construction space, personnel placement, construction safety after, prioritizing selection
Construction is winded up the scheme of box beam after lower edge arch box beam of first being constructed in same section.
Relative to prior art, the utility model has advantages below：
（1）Keeping the premise of traditional cantilever construction technology so that high-block bridge hybrid structure of arch and beam formula continuous rigid frame bridge arch
Liang Zuhekuangjiaqu cantilever construction is possibly realized.
（2）By being adjusted to the upper and lower string bed die system of double-deck bed die cradle structure, you can realization is winded up and lower edge
Construction, without using full framing, greatly save construction space, ensure that construction safety.
（3）Interim knotted rope tower system of winding up ensure that box girder construction safety of winding up, and structure simple structure, stress are closed
Reason, it is easy for construction.
（4）Hybrid structure of arch and beam framework region double bottom basket cradle construction, have with follow-up solid web girder section Hanging Basket cantilever construction good
Continuity.
（5）Fully combination make use of the features and advantage of the double-deck button extension of double bottom basket, and working procedure is clearly reasonable, applies
Work is convenient, and efficiency of construction is high, and construction technology is reliable, can greatly reduce the construction period, ensures hybrid structure of arch and beam formula prestressed concrete
The construction safety of native continuous rigid frame bridge, there is good technical economic benefit.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is Construction State schematic diagram when double bottom basket bilayer buckles method construction lower edge 1# sections；
Fig. 2 be double bottom basket bilayer buckle method construction wind up 1# sections when Construction State schematic diagram；
Fig. 3 is that double bottom basket bilayer buckles constructing device and construction schematic diagram；
Fig. 4 is that the construction of hybrid structure of arch and beam frame area is basically completed schematic diagram；
Fig. 5 is the arch box beam A-A sectional schematic diagrams that wind up；
Fig. 6 is lower edge arch box beam B-B sectional schematic diagrams；
In figure：1- continuous rigid frame bridge hybrid structure of arch and beam framework regions, 2- hybrid structure of arch and beam frameworks converge area, 3- continuous rigid frame bridge reality abdomens
Area, the double limb main piers of 4-, binder between 5- limbs, 6- pier top beam sections, 7- are winded up box beam, 8- lower edge arch box beams, and 9- bilayers bed die is hung
Basket system, 10- wind up interim knotted rope tower system, 11- lower edge knotted rope systems, 12- knotted ropes duct, the interim knotted ropes of 13-, and 14- is pre-
Embedded part, 15- wind up bed die, 16- lower edge bed dies, 17- fixing cable anchorings point, 18- hanging basket main truss, 19- temporary towers agent structures,
20- ducts knotted ropes turns to separating device, 21- lower edge 1# sections, and 22- winds up 1# sections.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As described in background technology, in the prior art because high pier hybrid structure of arch and beam formula bridge lower edge beam section can not adopt
With rack construction, and upper and lower string box beam can not independently bear the cradle construction load of long cantilever in work progress, need to use corresponding
Interim auxiliary construction device complete pouring construction.Meanwhile hybrid structure of arch and beam frame hollow area working space is smaller, wind up case
Beam is using Full space support construction difficulty is larger, security risk is higher.In order to solve technical problem as above, present applicant proposes one
Kind hybrid structure of arch and beam formula concrete continuous rigid structure bridge button hangs branch convolution constructing device and method.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
A kind of hybrid structure of arch and beam frame construction suitable for high-block bridge hybrid structure of arch and beam formula prestressed concrete continuous rigid-framed bridge
The double-deck button of double bottom basket hang constructing device structural system, including double-deck die block cradle system 9, temporary towers knotted rope system of winding up
10 and lower edge knotted rope system 11；
Described double-deck die block cradle system 9, including be arranged on and wind up in box beam 7, have and can adapt to box beam 7 of winding up simultaneously
Double-deck bed die with the linear and slope variation of lower edge arch box beam 8, can be along the horizontal forward walking of the top surface of box beam 7 of winding up
Cradle structure, the double-deck bed die of cradle structure carry out upper and lower bed die installation and the demoulding using independent hydraulically controlled jack, can be achieved
Upper and lower string bed die either synchronously or asynchronously lifts；
Described temporary towers knotted rope system 10 of winding up, including the temporary towers structure being arranged on pier top beam section top surface
19th, positioned at the cast-in-place knotted rope duct 12 in the beam section of box beam 7 and the button through knotted rope duct of winding up of temporary towers structure and cantilever
Rope 13；
Described lower edge knotted rope system 11, including it is arranged on double limb main piers 4 and the cast-in-place beam section of lower edge arch box beam 8 of cantilever
On knotted rope duct 12 and the knotted rope 13 through the knotted rope duct.
With reference to shown in Fig. 1 ~ Fig. 4, the main couple structure 18 of described double-deck die block cradle system 9, only set and be anchored at
In box beam of winding up 7；The double-deck bed die of double-deck die block cradle system 9（Wind up bed die 15, lower edge bed die 16）, can independently simultaneously
Adapt to the linear and change of arch slope of box beam 7 and lower edge arch box beam 8 of winding up.
Double-deck bed die includes wind up bed die 15 and lower edge bed die 16, and described double-deck bottom die platform includes upper platform with
Layer platform, the bed die that winds up is placed on upper platform, and lower floor's bed die is placed on lower floor's platform, upper platform and lower floor's platform by
Hangar system is suspended in midair, and the bed die that winds up correspondingly winds up box beam, and lower edge bed die corresponds to lower edge arch box beam.Carried out using hangar system
Upper and lower bed die installation and the demoulding, can be achieved upper and lower string bed die and either synchronously or asynchronously lift.
With reference to shown in Fig. 1 ~ Fig. 2, described temporary towers structure 19, including built-in fitting 14, temporary towers agent structure 19
Separating device 20 is turned to duct knotted rope.Described built-in fitting 14 is arranged on and winded up on the top surface of box beam beam section 7；Described interim tower
Frame body structure 19 is vertically arranged, and bottom connects the built-in fitting 14 for box beam beam section top surface installation of winding up；Described duct knotted rope turns
It is arranged on to separating device 20 in knotted rope duct 12, main function is to form knotted rope turning path, regular knotted rope and auxiliary knotted rope
Turn to, separate knotted rope and pylon to prevent stress raisers.The knotted rope duct 12 of lower edge knotted rope system 11, in double limb main piers
Also it is embedded with duct knotted rope and turns to separating device 20.
With reference to shown in Fig. 4, the knotted rope 13 of box beam of winding up 7 and lower edge arch box beam 8 is respectively including a plurality of.Box beam of winding up 7 it is more
Bar knotted rope is symmetrically anchored in interim through the knotted rope duct 12 of corresponding pier top temporary towers structure 19 and the beam section of box beam 7 of winding up
The both sides of pylon structure 19 are winded up the beam section outer end of box beam 7 accordingly, and formation is winded up knotted rope system 10, by the construction lotus for box beam of winding up
Load reaches temporary towers structure, then passes to double limb main piers 4 by temporary towers structure 19；Lower edge arch box beam 8 it is a plurality of
Knotted rope is symmetrically anchored in double limb main piers through corresponding double limb main piers 4 and the knotted rope duct 12 of the beam section of lower edge arch box beam 8
The beam section outer end of the corresponding lower edge arch box beam 8 in 4 both sides, lower edge knotted rope system 11 is formed, by lower edge arch box girder construction load
It is transferred to double limb main piers 4.
Constructing device structural system is hung using the double-deck button of described double bottom basket, using lower edge arch of first being constructed in same section
Construction is winded up the method for box beam 7 after shape box beam 8, to the hybrid structure of arch and beam framework of hybrid structure of arch and beam formula prestressed concrete continuous rigid-framed bridge
1 beam section synchronizes cantilever symmetrical construction, specifically includes following steps：
Step 1：Construction basis, cushion cap；
Step 2：Pre-buried duct knotted rope turns to separating device 20, construction main pier limb post 4 and limb in double limb main pier posts 4
Between binder 5, construction pier top beam section 6；
Step 3：Interim knotted rope pylon 19 is set up on pier top beam section top surface, assembled double-deck bed die cradle structure 18, is winded up
Bed die correspondingly winds up, and lower edge bed die corresponds to lower edge, and carries out double bottom mould cradle structure loading test；
Step 4：Knotted rope duct 12 in the pre-buried beam section of lower edge arch box beam 8, it is symmetrical to pour into a mould lower edge 1# sections 21；
Step 5：The interim knotted rope 13 of lower edge arch box beam 1# sections 21 is passed through into main pier limb post 4 and lower edge arch box beam
The pre-buried knotted rope duct 12 of 8 beam sections, symmetrical 21 interim knotted rope 13 of tensioning lower edge 1# sections；
Step 6：Lower edge Hanging Basket system bed die 16 is reduced, lower edge 1# sections 21 are stripped so that the lower edge 1# sections 22 of cast
Deadweight lower edge and its interim knotted rope system 11 are transferred to by Hanging Basket；
Step 7：The knotted rope duct 12 for the beam section of box beam 7 of winding up is installed in temporary towers structure 19, it is symmetrical to pour into a mould the 1# that winds up
Section 22；
Step 8：The interim knotted rope 13 for box beam 1# sections 22 of winding up is passed through into temporary towers 19 and the pre- of the beam section of box beam 7 of winding up
Bury knotted rope duct 12, symmetrical tensioning is winded up the interim knotted rope 13 in 1# sections 22；
Step 9：Reduction is winded up Hanging Basket system bed die 15, and 1# sections 22 of winding up are stripped so that the 1# sections 22 of winding up of cast
Deadweight be transferred to and wind up and its interim knotted rope system 10 by Hanging Basket；
Step 10：Hanging Basket moves forward along the top surface that winds up；
Step 11：Into next section, repeat step 4 to step 10, the lower edge beam section for next section of constructing and the beam that winds up
Section, until winding up before upper and lower string bout section is fully completed with lower edge beam section；
Step 12：Dismounting is winded up bed die 15, is retained lower edge bed die 16, is set in be converged winding up with the cantilever end of lower edge
Put stiffness support and temporary support；
Step 13：Move forward Hanging Basket, pours into a mould upper and lower string and converges section 2；
Step 14：The temporary support between the interim knotted rope system 10,11 of upper and lower string and upper and lower string is removed in good time, and will
The grouting treatment of knotted rope duct 12, complete the construction of hybrid structure of arch and beam formula cantilever design；
Step 15：Move forward Hanging Basket, cast solid web girder section 3, until the free cantilever casting of whole solid web girder sections 3 is completed, so that it is complete
Into the construction of whole superstructures.
As can be seen from the above description, the application the above embodiments realize following technique effect：
（1）Keeping the premise of traditional cantilever construction technology so that high-block bridge hybrid structure of arch and beam formula continuous rigid frame bridge arch
Liang Zuhekuangjiaqu cantilever construction is possibly realized.
（2）By being adjusted to the upper and lower string bed die system of double-deck bed die cradle structure, you can realization is winded up and lower edge
Construction, without using full framing, greatly save construction space, ensure that construction safety.
（3）Interim knotted rope tower system of winding up ensure that box girder construction safety of winding up, and structure simple structure, stress are closed
Reason, it is easy for construction.
（4）Hybrid structure of arch and beam framework region double bottom basket cradle construction, have with follow-up solid web girder section Hanging Basket cantilever construction good
Continuity.
（5）Fully combination make use of the features and advantage of the double-deck button extension of double bottom basket, and working procedure is clearly reasonable, applies
Work is convenient, and efficiency of construction is high, and construction technology is reliable, can greatly reduce the construction period, ensures hybrid structure of arch and beam formula prestressed concrete
The construction safety of native continuous rigid frame bridge, there is good technical economic benefit.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel need not pay the various modifications that creative work can make or deformation still in protection model of the present utility model
Within enclosing.
Claims (8)
1. a kind of double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket hangs constructing device, it is characterised in that including double bottom
Mould Hanging Basket system, temporary towers knotted rope system of winding up and lower edge knotted rope system；
Described double-deck die block cradle system, including be arranged on and wind up in box beam, have and can adapt to wind up box beam and lower edge simultaneously
The double-deck bed die of the linear and slope variation of arch box beam, can be along the Hanging Basket knot for the horizontal forward walking of box beam top surface of winding up
Structure；
Described temporary towers knotted rope system of winding up, including be arranged on pier top beam section top surface temporary towers structure, positioned at facing
When the pylon structure and cast-in-place knotted rope duct winded up in box beam beam section of cantilever and the knotted rope through knotted rope duct；
Described lower edge knotted rope system, including the knotted rope being arranged in double limb main piers and the cast-in-place lower edge arch box beam beam section of cantilever
Duct and the knotted rope through knotted rope duct.
2. the double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket as claimed in claim 1 hangs constructing device, its feature exists
In, described cradle structure, including hanging basket main truss, running gear, anchor system, hangar system and double-deck bottom die platform；Hang
Basket main couple, which is arranged on, to wind up on box beam top surface, and can be moved forward under the driving of running gear along the box beam top surface that winds up；Institute
The hanging basket main truss stated is anchored after reaching setting position by anchor system and box beam of winding up；Hangar system is arranged on main truss cradle
On frame, hanging length can be changed；Double-deck bed die stage+module passes through hangar system and hanging basket main truss in the bottom of hangar system
Connect integral, bed die itself is adapted to the linear slope of box beam and lower edge arch box beam bottom plate of winding up by changing hanging length
Change, and lower edge arch box girder construction load is transferred on hanging basket main truss.
3. the double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket as claimed in claim 2 hangs constructing device, its feature exists
In described double-deck bed die includes wind up bed die and lower edge bed die, and described double-deck bottom die platform includes upper platform and lower floor
Platform, the bed die that winds up are placed on upper platform, and lower floor's bed die is placed on lower floor's platform, and upper platform and lower floor's platform are by hanging
Extension system is suspended in midair, and the bed die that winds up correspondingly winds up box beam, and lower edge bed die corresponds to lower edge arch box beam.
4. the double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket as claimed in claim 1 hangs constructing device, its feature exists
In described temporary towers structure, including built-in fitting, temporary towers agent structure and duct knotted rope turn to separating device；It is described
Installation of embedded parts winding up on box beam beam section top surface；Described temporary towers agent structure is vertically arranged, and bottom connection is winded up
The built-in fitting of box beam beam section top surface installation；Described duct knotted rope turns to separating device and is arranged in knotted rope duct, main function
It is to form knotted rope turning path, regular knotted rope and auxiliary knotted rope to turn to, separate knotted rope and pylon to prevent stress raisers.
5. the double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket as claimed in claim 1 hangs constructing device, its feature exists
In being embedded with duct knotted rope in the knotted rope duct being arranged on double limb main piers and turn to separating device.
6. the double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket as claimed in claim 1 hangs constructing device, its feature exists
In the knotted rope of described wind up temporary towers knotted rope system and lower edge knotted rope system respectively includes a plurality of.
7. the double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket as claimed in claim 6 hangs constructing device, its feature exists
In a plurality of knotted rope for temporary towers knotted rope system of winding up passes through the button of corresponding pier top temporary towers structure and box beam beam section of winding up
Suo Kongdao, symmetrically it is anchored in temporary towers structure both sides and winds up accordingly the beam section outer end of box beam, formation is winded up temporary towers button
Cable system, the construction loads for box beam of winding up is reached into temporary towers structure, then the main bridge of double limbs is passed to by temporary towers structure
Pier.
8. the double-deck button of hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket as claimed in claim 6 hangs constructing device, its feature exists
In a plurality of knotted rope of lower edge knotted rope system is right through corresponding double limb main piers and the knotted rope duct of lower edge arch box beam beam section
Claim the beam section outer end for being anchored in the corresponding lower edge arch box beam in double limb main pier both sides, form lower edge knotted rope system, lower edge is encircleed
Shape box girder construction load is transferred to double limb main piers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720363341.4U CN206667079U (en) | 2017-04-07 | 2017-04-07 | Basket double-deck button in hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom hangs constructing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958206A (en) * | 2017-04-07 | 2017-07-18 | 中交第二公路勘察设计研究院有限公司 | Hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket bilayer button hangs constructing device and method |
| CN108978491A (en) * | 2018-09-25 | 2018-12-11 | 中铁二局第五工程有限公司 | A kind of full bolt trussed bridge closure method |
| CN111749132A (en) * | 2020-05-28 | 2020-10-09 | 中建隧道建设有限公司 | Construction method for lower chord beam of arched beam combined type continuous rigid frame bridge |
| CN115162211A (en) * | 2022-09-07 | 2022-10-11 | 中铁十七局集团第五工程有限公司 | Cantilever pouring construction method for main arch ring of reinforced concrete arch bridge |
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2017
- 2017-04-07 CN CN201720363341.4U patent/CN206667079U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958206A (en) * | 2017-04-07 | 2017-07-18 | 中交第二公路勘察设计研究院有限公司 | Hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket bilayer button hangs constructing device and method |
| CN106958206B (en) * | 2017-04-07 | 2018-10-12 | 中交第二公路勘察设计研究院有限公司 | Hybrid structure of arch and beam formula continuous rigid frame bridge bilayer bottom basket bilayer button hangs constructing device and method |
| CN108978491A (en) * | 2018-09-25 | 2018-12-11 | 中铁二局第五工程有限公司 | A kind of full bolt trussed bridge closure method |
| CN111749132A (en) * | 2020-05-28 | 2020-10-09 | 中建隧道建设有限公司 | Construction method for lower chord beam of arched beam combined type continuous rigid frame bridge |
| CN115162211A (en) * | 2022-09-07 | 2022-10-11 | 中铁十七局集团第五工程有限公司 | Cantilever pouring construction method for main arch ring of reinforced concrete arch bridge |
| CN115162211B (en) * | 2022-09-07 | 2022-12-30 | 中铁十七局集团第五工程有限公司 | Cantilever pouring construction method for main arch ring of reinforced concrete arch bridge |
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