CN209114332U - A kind of long big section bent cap bracket system of overhanging - Google Patents

A kind of long big section bent cap bracket system of overhanging Download PDF

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Publication number
CN209114332U
CN209114332U CN201821664724.6U CN201821664724U CN209114332U CN 209114332 U CN209114332 U CN 209114332U CN 201821664724 U CN201821664724 U CN 201821664724U CN 209114332 U CN209114332 U CN 209114332U
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China
Prior art keywords
plate
channel steel
side form
bracket
support frame
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CN201821664724.6U
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Chinese (zh)
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赵大胜
胡筱慷
潘俊龙
胡志华
林木
郭磊
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Second Construction Engineering Co Ltd of China Construction Third Engineering Division
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Second Construction Engineering Co Ltd of China Construction Third Engineering Division
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Abstract

The utility model discloses it is a kind of it is long overhang big section bent cap bracket system, including side form landing beam, to pull rod, to drawing distribution beam, side form bracket and support frame;Side form landing beam and to drawing distribution beam to fix pier stud, to drawing distribution beam to fix with the vertically disposed support frame in two sides;It is arranged in parallel with bed die support frame above side form landing beam, bed die support frame is connect below by relief arrangement with sub-truss;Sub-truss and the support frame of two sides are fixed;The setting of side form bracket is fixed in pier stud front with side form landing beam;Outside below pier stud is provided with reserved bracket anchor box;Two groups to pull rod by two sides to drawing distribution beam being fixedly connected.The structure design of the utility model is reasonable, has the characteristics that easily to manipulate, can have enough to meet the need, is safe and reliable, it is poor to solve traditional bent cap support system overall stability, the inconvenient problem of installation is limited by place, bracket peace can substantially be shortened simultaneously and tear the period open, labor intensity is reduced, improve construction speed.

Description

A kind of long big section bent cap bracket system of overhanging
Technical field
The utility model relates to road and bridge construction technical field more particularly to a kind of long big section bent cap pallet bodies of overhanging System.
Background technique
With era development and scientific and technological progress, high mountains and deep gullies, big section are passed through in the more and more traffic route selections of China The science of bridge building of the high only column of pier is more and more, and the integral construction difficulty of bent cap is also increasing.In the big section bent cap bridge of high pier In construction process, due to being continuously increased for Coping Construction difficulty, the requirement to bracket system itself is also higher and higher, bracket System becomes the deciding factor of Coping Construction.Traditional bent cap bracket, which the methods of mostly uses Hold Hoop method or sets up bracket, to be applied Work, dismounting installation workload is big, and security risk is big, and high pier capping beam constructing operation difficulty is big, and construction efficiency is low, and all kinds of corrupt practices creep in, It is difficult to meet high pier capping beam construction demand.
Utility model content
The purpose of this utility model is to overcome the defects of the above-mentioned prior art, and a kind of long big section of overhanging proposed Bent cap bracket system.
To achieve the goals above, the utility model adopts the technical scheme that
It is a kind of it is long overhang big section bent cap bracket system, including side form landing beam, to pull rod, to drawing distribution beam, side form support Frame and support frame;The side form landing beam and to drawing distribution beam to fix pier stud, described pair of drawing distribution beam is vertically arranged with two sides Support frame fix;It is arranged in parallel with bed die support frame above the side form landing beam, bed die support frame is filled below by off-load It sets and is connect with sub-truss;Sub-truss and the support frame of two sides are fixed;The side form bracket setting is positive in pier stud, and and side Mould landing beam is fixed;Outside below the pier stud is provided with reserved bracket anchor box;Described in two groups to pull rod by two sides to drawing Distribution beam is fixedly connected.
Further, the sub-truss includes channel steel and gusset plate;The channel steel include the first channel steel, the second channel steel, Third channel steel and the 4th channel steel;The gusset plate includes first segment contact plate, second node plate, third gusset plate and fourth node Plate;First channel steel is horizontally disposed, and upper surface is connect with relief arrangement;The second channel steel, third is provided below in first channel steel Channel steel and the 4th channel steel;First channel steel is connect by first segment contact plate with the second channel steel;Third channel steel and the 4th channel steel lead to respectively It crosses second node plate and third gusset plate is connect with the first channel steel, and third channel steel and the 4th channel steel all pass through fourth node plate Triangular support frame is connected into the second channel steel.
Further, the relief arrangement include bottom plate, the first otic placode, the second otic placode, upper cover plate, lower cover plate, support plate, Spanner, shaft, limit plate and pin shaft;First otic placode and the second otic placode are connected by pin shaft;It is fixed with below first otic placode Bottom plate, the second otic placode are fixed by upper cover plate and lower cover plate;The support plate connecting with bottom plate is provided below in the lower cover plate;Institute It states spanner to be arranged in support plate lateral surface, spanner is fixed by shaft and limit plate with bottom plate.
Further, vertical bar is provided between the upper cover plate and lower cover plate;The pin shaft is arranged in casing;The branch Cushion block is provided between fagging and spanner, cushion block is located at below spanner;The pin shaft both ends are fixed by split pin.
Further, bridging is provided on the sub-truss;The bridging includes I-steel, first flange, angle Steel and connecting plate, two angle steel are arranged in a crossed manner by connecting plate, and are connected by the I-steel at first flange and both ends.
Further, the side form bracket includes top boom, brace, gusset and second flange;The top boom setting exists Below side form landing beam;Fixed below described brace one end and top boom, the other end is fixed with support frame;It is set on the top boom It is equipped with the second flange for connection;The gusset for reinforcing stability is provided on the brace.
Further, side form bracket embedded board and bracket hole to be provided are provided on the reserved bracket anchor box;The die shoe Frame embedded board is fixed with side form bracket;The bracket hole to be provided is for installing steel corbel.
Further, guardrail is respectively arranged on the outside of the side form landing beam and bed die support frame.
The utility model has the beneficial effects that the structure design of the utility model is reasonable, have easily manipulate, can have enough to meet the need, safely can By the characteristics of, solve that traditional bent cap support system overall stability is poor, limited the inconvenient problem of installation by place, while can Substantially shorten bracket peace and tear the period open, is significantly reduced the investment of resource and reduces labor intensity, improve construction speed.
Detailed description of the invention
Fig. 1 is the utility model structure of the main view.
Fig. 2 is the utility model structure right side view.
Fig. 3 is the utility model supporting girder structure schematic diagram.
Fig. 4 is the utility model relief arrangement schematic view of the front view.
Fig. 5 is the utility model relief arrangement right side structural representation.
Fig. 6 is the utility model bridging structural schematic diagram.
Fig. 7 is the utility model side form carrier structure schematic diagram.
Fig. 8 is that the utility model reserves bracket anchor box structure schematic diagram.
Wherein: 1, pier stud, 2, side form landing beam, 3, sub-truss, 4, to pull rod, 5, relief arrangement, 6, to drawing distribution beam, 7, guardrail, 8, bridging, 9, side form bracket, 10, reserved bracket anchor box, 11, bed die support frame, 12, support frame, the 31, first slot Steel, the 32, second channel steel, 33, third channel steel, the 34, the 4th channel steel, 35, first segment contact plate, 36, second node plate, 37, third section Contact plate, 38, fourth node plate, 51, bottom plate, the 52, first otic placode, the 53, second otic placode, 54, upper cover plate, 55, vertical bar, 56, lower cover Plate, 57, casing, 58, support plate, 59, spanner, 510, cushion block, 511, shaft, 512, limit plate, 513, pin shaft, 514, opening Pin, 81, I-steel, 82, first flange, 83, angle steel, 84, connecting plate, 91, top boom, 92, brace, 93, gusset, 94, second Flange, 101, side form bracket embedded board, 102, bracket hole to be provided.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.
As shown in Figures 1 to 8, it is a kind of it is long overhang big section bent cap bracket system, including side form landing beam 2, to pull rod 4, To drawing distribution beam 6, side form bracket 9 and support frame 12;The side form landing beam 2 and to distribution beam 6 is drawn that pier stud 1 is fixed, it is described It is fixed to the vertically disposed support frame 12 of drawing distribution beam 6 and two sides;Bed die support is arranged in parallel with above the side form landing beam 2 Frame 11, bed die support frame 11 are connect below by relief arrangement 5 with sub-truss 3;Sub-truss 3 and the support frame 12 of two sides are solid It is fixed;The setting of side form bracket 9 is fixed in 1 front of pier stud, and with side form landing beam 2;Outside below the pier stud 1 is provided with Reserved bracket anchor box 10;Described in two groups to pull rod 4 by two sides to drawing distribution beam 6 being fixedly connected.Side form landing beam 2 is by three Duan Ping Platform beam is bolted.To draw distribution beam 6 by above and below to pull rod 4 connect, on to pull rod use 8 32 finish rolling of Φ Screw-thread steel, 30 tons of every root application Prestressing, it is lower to pull rod use 4 32 fining twisted steels of Φ, 20 tons of every root application Prestressing, on Under pier is located to pull rod, 1 two sides, external tensioning, described pair of drawing distribution beam 6, which passes through, applies prestressing force, one-end tension to pull rod 4; Secondary need to be carried out to drawing distribution beam 6 for stress relaxation to drawing distribution beam 6 to check again before concreting It draws.Entire bracket system, by bent cap load reasonable distribution, is effectively passed by relief arrangement 5, bed die support frame 11 and sub-truss 3 It is handed to pier stud 1.
As a preferred embodiment of the present invention, as shown in figure 3, the sub-truss 3 includes channel steel and gusset plate;It is described Channel steel includes the first channel steel 31, the second channel steel 32, third channel steel 33 and the 4th channel steel 34;The gusset plate includes first segment contact plate 35, second node plate 36, third gusset plate 37 and fourth node plate 38;First channel steel 31 is horizontally disposed, upper surface with unload Lotus device 5 connects;The second channel steel 32, third channel steel 33 and the 4th channel steel 34 is provided below in first channel steel 31;First channel steel 31 It is connect by first segment contact plate 35 with the second channel steel 32;Third channel steel 33 and the 4th channel steel 34 pass through 36 He of second node plate respectively Third gusset plate 37 is connect with the first channel steel 31, and third channel steel 33 and the 4th channel steel 34 all pass through fourth node plate 38 and the Two channel steels 32 connect into triangular support frame.
As a preferred embodiment of the present invention, as shown in Figure 4 and Figure 5, the relief arrangement 5 includes bottom plate 51, first Otic placode 52, the second otic placode 53, upper cover plate 54, lower cover plate 56, support plate 58, spanner 59, shaft 511, limit plate 512 and pin shaft 513;First otic placode 52 and the second otic placode 53 are connected by pin shaft 513;First otic placode 52 is fixed with bottom plate 51 below, and second Otic placode 53 is fixed by upper cover plate 54 and lower cover plate 56;The support plate connecting with bottom plate 51 is provided below in the lower cover plate 56 58;In 58 lateral surface of support plate, spanner 59 is fixed by shaft 511 and limit plate 512 and bottom plate 51 for the setting of spanner 59.It unloads 5 bottom of lotus device is fixed on sub-truss 3, top and 2 fixation of side form landing beam.Relief arrangement 5 is in measuring table point When with back portion point adjustment elevation with level, safety is good;And have the characteristics that installation is firm, is conducive to off-load.Support plate 58 Upper surface is arcuate structure, adjusts the height of entire relief arrangement by adjusting the height of the support plate 58 and lower cover plate 56 Degree.When installing side form bracket 9, support plate 58 connect with lower cover plate 56 and adjusts to suitable position, and cushion block is welded at bottom plate 51 510 prevent support plate 58 to be detached from;Cushion block 510 is cut off when unloading, and support plate 58 and lower cover plate 56 are made it by tapping spanner 59 It is detached from, load is unloaded in realization.
As a preferred embodiment of the present invention, vertical bar 55 is provided between the upper cover plate 54 and lower cover plate 56;It is described Pin shaft 513 is arranged in casing 57;Cushion block 510 is provided between the support plate 58 and spanner 59, cushion block 510 is located at spanner 59 Below;513 both ends of pin shaft are fixed by split pin 514.
As a preferred embodiment of the present invention, as shown in fig. 6, being provided with bridging 8 on the sub-truss 3;It is described Bridging 8 includes I-steel 81, first flange 82, angle steel 83 and connecting plate 84, and two angle steel 83 are handed over by connecting plate 84 Fork setting, and connect by first flange 82 with the I-steel 81 at both ends.
As a preferred embodiment of the present invention, as shown in fig. 7, the side form bracket 9 include top boom 91, brace 92, Gusset 93 and second flange 94;The top boom 91 is arranged below side form landing beam 2;Described 92 one end of brace and top boom 91 It fixes below, the other end and support frame 12 are fixed;The second flange 94 for connection is provided on the top boom 91;It is described oblique The gusset 93 for reinforcing stability is provided on bar 92.Side form bracket 9 and support frame 12 constitute the main stress of entire bracket Component, and reduce high altitude operation engineering amount, reduce construction safety risk.
As a preferred embodiment of the present invention, as shown in figure 8, being provided with side form bracket on the reserved bracket anchor box 10 Embedded board 101 and bracket hole to be provided 102;The die shoe frame embedded board 101 and side form bracket 9 are fixed;The bracket hole to be provided 102 For installing steel corbel.Reserved 10 deviation of bracket anchor box is no more than ± 5mm.Reserved 10 surrounding pier stud reinforcing bar of bracket anchor box needs to be arranged Corner reinforcing rib prevents reserved 10 circumferential concrete of bracket anchor box cracking.To prevent concrete or mortar in casting process from entering Reserved bracket anchor box 10, collar extension are blocked using the template or extruded sheet of suitable dimension.
As a preferred embodiment of the present invention, the outside of the side form landing beam 2 and bed die support frame 11 is respectively set There is guardrail 7.The guardrail 7 is 1.2m high regularization guardrail, and guardrail material is the steel pipe of Φ 33*2, is covered in surrounding side form landing beam 2 upper lobes, to form whole strict protection.
The side form bracket 9, relief arrangement 5 and sub-truss 3 integral hoisting after installation on ground, to reduce High altitude operation engineering amount.Bracket itself load and wind load setting are considered simultaneously, by the way that bent cap bracket bearing system is calculated Member stress form and size determine the parameters such as member section and size under the premise of meeting stress and tower crane hoist, for Weak node is reinforced by adding gusset, cross rib etc..The installation of this bracket system is simple and convenient, and receiving overhanging load is big, peace It is complete reliable, it is easy to have enough to meet the need, and include rod piece negligible amounts, key position rod piece can carry out preassembling on ground.It is existing meeting Lifting number is reduced under the premise of the tower crane hoist of field.And traditional bent cap system then needs to carry out multiple lifting operation, installation effect Rate is low, is unfavorable for site operation and accuracy control.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (8)

1. it is a kind of it is long overhang big section bent cap bracket system, including side form landing beam, to pull rod, to drawing distribution beam, side form bracket And support frame;It is characterized by: the side form landing beam and to drawing distribution beam to fix pier stud, described pair of drawing distribution beam and two sides Vertically disposed support frame is fixed;It is arranged in parallel with bed die support frame above the side form landing beam, leads to below bed die support frame Relief arrangement is crossed to connect with sub-truss;Sub-truss and the support frame of two sides are fixed;Side form bracket setting pier stud just Face, and fixed with side form landing beam;Outside below the pier stud is provided with reserved bracket anchor box;To pull rod by two described in two groups Side is fixedly connected with drawing distribution beam.
2. a kind of long big section bent cap bracket system of overhanging according to claim 1, it is characterised in that: the sub-truss Including channel steel and gusset plate;The channel steel includes the first channel steel, the second channel steel, third channel steel and the 4th channel steel;The gusset plate Including first segment contact plate, second node plate, third gusset plate and fourth node plate;First channel steel is horizontally disposed, upper surface It is connect with relief arrangement;The second channel steel, third channel steel and the 4th channel steel is provided below in first channel steel;First channel steel passes through first Gusset plate is connect with the second channel steel;Third channel steel and the 4th channel steel pass through second node plate and third gusset plate and the first slot respectively Steel connection, and third channel steel and the 4th channel steel all pass through fourth node plate and the second channel steel connects into triangular support frame.
3. a kind of long big section bent cap bracket system of overhanging according to claim 1, it is characterised in that: the relief arrangement Including bottom plate, the first otic placode, the second otic placode, upper cover plate, lower cover plate, support plate, spanner, shaft, limit plate and pin shaft;Described One otic placode and the second otic placode are connected by pin shaft;Bottom plate is fixed with below first otic placode, the second otic placode passes through upper cover plate and lower cover Plate is fixed;The support plate connecting with bottom plate is provided below in the lower cover plate;The spanner is arranged in support plate lateral surface, spanner It is fixed by shaft and limit plate with bottom plate.
A kind of long overhang big section bent cap bracket system 4. according to claim 3, it is characterised in that: the upper cover plate and Vertical bar is provided between lower cover plate;The pin shaft is arranged in casing;Cushion block, cushion block are provided between the support plate and spanner Below spanner;The pin shaft both ends are fixed by split pin.
5. a kind of long big section bent cap bracket system of overhanging according to claim 1, it is characterised in that: the sub-truss On be provided with bridging;The bridging includes I-steel, first flange, angle steel and connecting plate, and two angle steel pass through company Fishplate bar is arranged in a crossed manner, and is connected by the I-steel at first flange and both ends.
6. a kind of long big section bent cap bracket system of overhanging according to claim 1, it is characterised in that: the side form bracket Including top boom, brace, gusset and second flange;The top boom is arranged below side form landing beam;Described brace one end with Fixed below top boom, the other end is fixed with support frame;The second flange for connection is provided on the top boom;It is described oblique The gusset for reinforcing stability is provided on bar.
7. a kind of long big section bent cap bracket system of overhanging according to claim 1, it is characterised in that: the reserved bracket Side form bracket embedded board and bracket hole to be provided are provided on anchor box;The die shoe frame embedded board is fixed with side form bracket;The ox Leg hole to be provided is for installing steel corbel.
8. a kind of long big section bent cap bracket system of overhanging according to claim 6, it is characterised in that: the side form platform Guardrail is respectively arranged on the outside of beam and bed die support frame.
CN201821664724.6U 2018-10-15 2018-10-15 A kind of long big section bent cap bracket system of overhanging Active CN209114332U (en)

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CN201821664724.6U CN209114332U (en) 2018-10-15 2018-10-15 A kind of long big section bent cap bracket system of overhanging

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109267487A (en) * 2018-10-15 2019-01-25 中建三局第二建设工程有限责任公司 A kind of long big section bent cap bracket system of overhanging
CN110593099A (en) * 2019-08-12 2019-12-20 中铁十局集团第五工程有限公司 Bridge construction support bracket
CN110747746A (en) * 2019-10-21 2020-02-04 宁波市政工程建设集团股份有限公司 Temporary supporting system for small box girder type hidden cover beam prefabricated on road and bridge and construction method thereof
CN112030748A (en) * 2020-07-15 2020-12-04 中交第一航务工程局有限公司 Construction method for large cantilever bent cap detachable bracket
CN117286803A (en) * 2023-11-25 2023-12-26 山西省水利建筑工程局集团有限公司 Double-hoop hydraulic support system steel mould for single-column bent cap construction

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109267487A (en) * 2018-10-15 2019-01-25 中建三局第二建设工程有限责任公司 A kind of long big section bent cap bracket system of overhanging
CN110593099A (en) * 2019-08-12 2019-12-20 中铁十局集团第五工程有限公司 Bridge construction support bracket
CN110593099B (en) * 2019-08-12 2021-10-29 中铁十局集团第五工程有限公司 Bridge construction support bracket
CN110747746A (en) * 2019-10-21 2020-02-04 宁波市政工程建设集团股份有限公司 Temporary supporting system for small box girder type hidden cover beam prefabricated on road and bridge and construction method thereof
CN112030748A (en) * 2020-07-15 2020-12-04 中交第一航务工程局有限公司 Construction method for large cantilever bent cap detachable bracket
CN117286803A (en) * 2023-11-25 2023-12-26 山西省水利建筑工程局集团有限公司 Double-hoop hydraulic support system steel mould for single-column bent cap construction
CN117286803B (en) * 2023-11-25 2024-02-06 山西省水利建筑工程局集团有限公司 Double-hoop hydraulic support system steel mould for single-column bent cap construction

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