CN110184908A - A kind of dedicated extensible member of composite beam bridge - Google Patents

A kind of dedicated extensible member of composite beam bridge Download PDF

Info

Publication number
CN110184908A
CN110184908A CN201910565105.4A CN201910565105A CN110184908A CN 110184908 A CN110184908 A CN 110184908A CN 201910565105 A CN201910565105 A CN 201910565105A CN 110184908 A CN110184908 A CN 110184908A
Authority
CN
China
Prior art keywords
floorings
extensible member
telescopic device
dedicated
prefabricated component
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910565105.4A
Other languages
Chinese (zh)
Inventor
李永君
刘玉擎
Original Assignee
李永君
刘玉擎
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 李永君, 刘玉擎 filed Critical 李永君
Priority to CN201910565105.4A priority Critical patent/CN110184908A/en
Publication of CN110184908A publication Critical patent/CN110184908A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/06Arrangement, construction or bridging of expansion joints

Abstract

The present invention discloses a kind of dedicated extensible member of composite beam bridge, is related to bridge structure technical field, mainly includes that telescopic device and two blocks of floorings prefabricated components, two blocks of floorings prefabricated components are respectively arranged at the two sides of the telescopic device, is attached by the telescopic device;The floorings prefabricated component is provided with overlap joint reinforcing bar far from the side of the telescopic device, is attached for the concrete slab with adjacent composite girder;The floorings prefabricated component is set on girder steel, is provided with preformed hole on the floorings prefabricated component, for being attached with the girder steel.Combination of the wet seam of extensible member and concrete slab of the present invention between concrete slab, it can ensure construction quality of the telescopic device in conjunction with concrete slab, to improve the performance of telescopic device two sides concrete slab cracking resistance breakage, reduce the destruction to expansion joint, extend telescopic device service life, be conducive to improve driving comfort level, on-site construction time is saved in the integral prefabricated installation of extensible member.

Description

A kind of dedicated extensible member of composite beam bridge
Technical field
The present invention relates to bridge structure technical fields, more particularly to a kind of dedicated extensible member of composite beam bridge.
Background technique
Existing composite beam bridge deck expansion joint is usually that certain position is reserved at expansion joint setting, installs telescopic device, Telescopic device and concrete slab are combined together by then casting concrete.Composite beam bridge overall stiffness compares concrete Beam bridge rigidity is smaller, bigger in operation stage beam-ends corner, and telescopic device stress is complicated.Traditional telescopic device and two sides Concrete slab is cast-in-place, shadow of the performance vulnerable to anchor bar set-up mode, curing condition, concreting compaction rate etc. It rings, telescopic device and concrete slab seam crossing are easy to appear crack damage, and the damage of seam bond area will be accelerated flexible The destruction of device, seriously affects durability.
Summary of the invention
The object of the present invention is to provide a kind of dedicated extensible members of composite beam bridge, to solve above-mentioned present in the prior art ask Topic.
To achieve the above object, the present invention provides following schemes: the present invention provides a kind of dedicated extensible member of composite beam bridge, Including telescopic device and two blocks of floorings prefabricated components, two blocks of floorings prefabricated components are respectively arranged at the two of the telescopic device Side, two blocks of floorings prefabricated components are attached by the telescopic device;The floorings prefabricated component is far from described flexible The side of device is provided with overlap joint reinforcing bar, is attached for the concrete slab with adjacent composite girder;The floorings are pre- Product is set on girder steel, and is provided with preformed hole on the floorings prefabricated component, for being attached with the girder steel.
Preferably, the telescopic device and the floorings prefabricated component integral concreting form.
Preferably, shear connector is arranged in the top surface of the girder steel, for connecting with the floorings prefabricated component.
Preferably, the shear connector is using cluster type arrangement or distributed arrangement.
Preferably, every block of floorings prefabricated component is respectively provided with there are two preformed hole, and the preformed hole is used in extensible member Casting concrete after the installation is completed.
Preferably, the overlap joint reinforcing bar is U-shaped steel muscle, the concrete slab of the overlap joint reinforcing bar and adjacent composite girder Wet joint template is set up in junction, and pours wet joint concrete.
Preferably, distributing bar is provided in the floorings prefabricated component.
Preferably, the precast length of the floorings prefabricated component is depending on the case bay of girder steel and bridge deck width.
Preferably, the girder steel is ridden upon on pier cap beam or abutment by support.
The present invention achieves following technical effect compared with the existing technology:
The present invention discloses a kind of dedicated extensible member of composite beam bridge, and the extensible member is located at girder steel top surface, with girder steel top surface Shear connector waters joint concrete with after and is combined together, and is connect by stretching out overlap joint reinforcing bar with concrete slab; Compared to traditional composite beam bridge in-site installation telescopic device, eliminate expansion joint field-mounted process and anchored concrete pour and Maintenance processes reduce difficulty of construction, have saved the construction time;Expansion joint and the integral prefabricated connection of concrete slab can avoid common The drawbacks of often cracking at the anchoring of expansion joint advantageously reduces the destruction at expansion joint, reduces the generation that vehicle phenomenon is jumped at expansion joint, Improve driving comfort level.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings Obtain other attached drawings.
Fig. 1 is the dedicated extensible member entirety elevation of composite beam bridge of the present invention;
Marked in the figure: 1, pier cap beam or abutment, 2, girder steel, 3, floorings prefabricated component, 4, concrete slab, 5, flexible Device, 6, shear connector, 7, overlap joint reinforcing bar, 8, preformed hole, 9, asphalt mixture surfacing.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Applying mode, the present invention is described in further detail.
Embodiment one,
As shown in Figure 1, providing a kind of dedicated extensible member of composite beam bridge in the present embodiment, it can be used for expansion joint between combination beam, It can also be used for the expansion joint at combination beam both ends;Specifically include telescopic device 5 and two blocks of floorings prefabricated components 3, in the present embodiment Telescopic device 5, can be selected according to demand from existing a variety of telescopic devices;Two blocks of floorings prefabricated components 3 divide It is not set to the two sides of the telescopic device 5, two blocks of floorings prefabricated components 3 are attached by the telescopic device 5, institute It states in floorings prefabricated component 3 and is provided with distributing bar;The floorings prefabricated component 3 is arranged far from the side of the telescopic device 5 There is overlap joint reinforcing bar 7, is attached for the concrete slab 4 with adjacent composite girder;The floorings prefabricated component 3 is set to steel On beam 2, the girder steel 2 is ridden upon on pier cap beam or abutment 1 by support;And it is provided on the floorings prefabricated component 3 Preformed hole 8, for being attached with the top flange plate of the girder steel 2.
In the present embodiment, the telescopic device 5 is formed with 3 integral concreting of floorings prefabricated component, is directly existed It is prefabricated in factory to be combined into one, it is fabricated to extensible member, the top of floorings prefabricated component 3 is provided with asphalt mixture surfacing 9;Institute The precast length of floorings prefabricated component 3 is stated depending on the case bay of girder steel 2 and bridge deck width etc., it is more specifically, described flexible Part size depends on 4 size of concrete slab, and 4 length of concrete slab depends on the case bay and bridge floor requirement of girder steel 2 Width, 4 length of concrete slab depend on anchoring and require and lifting is facilitated to install.
In the present embodiment, shear connector 6 is arranged in the edge of a wing plate top surface of the girder steel 2, for prefabricated with floorings Weldering nail is preferentially selected in the connection of part 3, specifically, the shear connector 6, using cluster type arrangement or distributed arrangement.
In the present embodiment, every block of floorings prefabricated component 3 is respectively provided with there are two preformed hole 8, and the preformed hole 8 can be used In positioning extensible member installation site, extensible member after the installation is completed, rear pouring concrete, pass through 2 top surface of girder steel weld shearing Connector 6 links together girder steel 2 and floorings prefabricated component 3, and wet seam is then poured at preformed hole 8;The preformed hole 8 Size depending on the combination demand of floorings prefabricated component 3 and girder steel 2.Further, the edge of a wing plate top surface of girder steel 2 can also be with It is connect by shear connector 6 with concrete slab 4.
In the present embodiment, the overlap joint reinforcing bar 7 is U-shaped steel muscle, the overlap joint reinforcing bar 7 and adjacent composite girder concrete bridge The stretching overlap joint reinforcing bar 7 of panel 4 is cross-linked, and wet joint template is set up in junction, and pours wet joint concrete.
The mounting means of the dedicated extensible member of composite beam bridge is as follows in this implementation:
Shuttering floorings prefabricated component 3 and telescopic device 5 pour integrally in the factory, are fabricated to extensible member, will be prefabricated Position is fixed on good extensible member transporting and hoisting to live girder steel 2.
The floorings prefabricated component is equipped with preformed hole 8, and shear connector 6 is arranged in the girder steel top surface, and extensible member installs Bi Hou pours wet joint concrete in preformed hole 8, sets up wet joint template at overlap joint 7 position of reinforcing bar, then pours wet connect Concrete is stitched, to carry out the connection of floorings prefabricated component 3 and concrete slab 4.
Apply that a specific example illustrates the principle and implementation of the invention in this specification, above embodiments Explanation be merely used to help understand method and its core concept of the invention;At the same time, for those skilled in the art, According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion in this specification Appearance should not be construed as limiting the invention.

Claims (9)

1. a kind of dedicated extensible member of composite beam bridge, including telescopic device and two blocks of floorings prefabricated components, it is characterised in that: two pieces of institutes The two sides that floorings prefabricated component is respectively arranged at the telescopic device are stated, two blocks of floorings prefabricated components pass through the flexible dress It sets and is attached;The floorings prefabricated component is provided with overlap joint reinforcing bar far from the side of the telescopic device, is used for and adjacent sets The concrete slab for closing beam is attached;The floorings prefabricated component is set on girder steel, and the floorings prefabricated component On be provided with preformed hole, for being attached with the girder steel.
2. the dedicated extensible member of composite beam bridge according to claim 1, it is characterised in that: the telescopic device and the bridge floor The molding of plate prefabricated component integral concreting.
3. the dedicated extensible member of composite beam bridge according to claim 1, it is characterised in that: shearing is arranged in the top surface of the girder steel Connector, for being connect with the floorings prefabricated component.
4. the dedicated extensible member of composite beam bridge according to claim 3, it is characterised in that: the shear connector uses boundling Formula arrangement or distributed arrangement.
5. the dedicated extensible member of composite beam bridge according to claim 1, it is characterised in that: every block of floorings prefabricated component is equal There are two preformed hole, the preformed hole is used in extensible member casting concrete after the installation is completed for setting.
6. the dedicated extensible member of composite beam bridge according to claim 1, it is characterised in that: the overlap joint reinforcing bar is U-shaped steel muscle, Wet joint template is set up in the junction of the overlap joint reinforcing bar and the concrete slab of adjacent composite girder, and pours wet seam coagulation Soil.
7. the dedicated extensible member of composite beam bridge according to claim 1, it is characterised in that: setting in the floorings prefabricated component There is distributing bar.
8. the dedicated extensible member of composite beam bridge according to claim 1, it is characterised in that: the floorings prefabricated component it is prefabricated Length is depending on the case bay of girder steel and bridge deck width.
9. the dedicated extensible member of composite beam bridge according to claim 1, it is characterised in that: the girder steel is ridden upon by support On pier cap beam or abutment.
CN201910565105.4A 2019-06-27 2019-06-27 A kind of dedicated extensible member of composite beam bridge Pending CN110184908A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910565105.4A CN110184908A (en) 2019-06-27 2019-06-27 A kind of dedicated extensible member of composite beam bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910565105.4A CN110184908A (en) 2019-06-27 2019-06-27 A kind of dedicated extensible member of composite beam bridge

Publications (1)

Publication Number Publication Date
CN110184908A true CN110184908A (en) 2019-08-30

Family

ID=67723587

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910565105.4A Pending CN110184908A (en) 2019-06-27 2019-06-27 A kind of dedicated extensible member of composite beam bridge

Country Status (1)

Country Link
CN (1) CN110184908A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2324287A1 (en) * 1972-09-20 1974-03-28 Motonosuke Arai JOINT SEAL FOR EXPANSION JOINTS IN CONCRETE SLAB ROAD CONSTRUCTIONS
CN1384247A (en) * 2002-06-18 2002-12-11 徐斌 Assemble comb-type bridge extension joint
CN203546589U (en) * 2013-10-24 2014-04-16 同济大学 Steel girder-integral lifting arm prefabricated concrete bridge panel combined girder bridge
KR101415522B1 (en) * 2013-09-17 2014-07-04 산이건설 주식회사 Precast concrete expansion joint with extended slab bridges extension
CN109338877A (en) * 2018-12-10 2019-02-15 重庆交通大学 A kind of fast changeable precast bridge expansion gap device and its mounting structure
CN109898413A (en) * 2019-04-11 2019-06-18 福州大学 Combination beam and concrete bridge deck board connecting structure and its construction method
CN109930484A (en) * 2019-04-24 2019-06-25 深圳市市政设计研究院有限公司福建分公司 A kind of very-high performance deck structrue and its construction method
CN109930481A (en) * 2019-04-25 2019-06-25 长安大学 A kind of Prefabricated integral resin concrete telescopic device and its construction method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2324287A1 (en) * 1972-09-20 1974-03-28 Motonosuke Arai JOINT SEAL FOR EXPANSION JOINTS IN CONCRETE SLAB ROAD CONSTRUCTIONS
CN1384247A (en) * 2002-06-18 2002-12-11 徐斌 Assemble comb-type bridge extension joint
KR101415522B1 (en) * 2013-09-17 2014-07-04 산이건설 주식회사 Precast concrete expansion joint with extended slab bridges extension
CN203546589U (en) * 2013-10-24 2014-04-16 同济大学 Steel girder-integral lifting arm prefabricated concrete bridge panel combined girder bridge
CN109338877A (en) * 2018-12-10 2019-02-15 重庆交通大学 A kind of fast changeable precast bridge expansion gap device and its mounting structure
CN109898413A (en) * 2019-04-11 2019-06-18 福州大学 Combination beam and concrete bridge deck board connecting structure and its construction method
CN109930484A (en) * 2019-04-24 2019-06-25 深圳市市政设计研究院有限公司福建分公司 A kind of very-high performance deck structrue and its construction method
CN109930481A (en) * 2019-04-25 2019-06-25 长安大学 A kind of Prefabricated integral resin concrete telescopic device and its construction method

Similar Documents

Publication Publication Date Title
CN104294748B (en) A kind of hybrid beam cable-stayed bridge adapter section structure and construction method thereof
CN106638304B (en) UHPC- normal concretes lamination composite deck plate structure and its construction method
KR100704055B1 (en) continuous steel bridge having precast concrete slab and construction method thereof
JP5266291B2 (en) Construction method of bridge deck and joint structure of precast deck
CN104018425B (en) A kind of quick-replaceable bridge expansion joint installation and installation method thereof
CN101768916A (en) Lower flange improved corrugated steel web plate composite box girder and construction method thereof
CN101135138A (en) Continuous rigid frame bridge vertical rotation construction method
CN208685437U (en) A kind of wet seam construction of prefabricated assembled concrete floorings
CN205821975U (en) A kind of assembling steel plate composite beam bridge based on bolted steel reinforced concrete combined bridge deck
CN108951399A (en) A kind of Single-box multi-chamber box beam bridge and its construction method
CN108914778A (en) The method that the concrete slab of a kind of pair of combination beam top flange applies precompression
CN105484151B (en) The construction and its construction method connected between a kind of enhancing precast concrete segment
CN107130715A (en) Teeth groove is poured after a kind of to be linked and packed the construction method of formula building roof system
CN108775084A (en) Steel-concrete combines precast beam and prefabricated post connection structure and construction method
CN103938533A (en) Simple-supported continuous structure and construction method thereof
CN109518602A (en) Without modelling post-cast strip prefabricated reinforced concrete floorings
CN103938546A (en) Simple-supported continuous construction method and structure thereof
CN108265626A (en) Reinforcing steel bar-steel plate skeleton combined bridge deck and its construction method
CN106120542B (en) It can be applied to the assembled pier and its construction technology of seismic fortification intensity upper zone
CN110184908A (en) A kind of dedicated extensible member of composite beam bridge
CN205874960U (en) Profiled sheet wave form steel web truss combination beam
CN209114299U (en) A kind of Single-box multi-chamber box beam bridge
CN106049256A (en) Profiled steel sheet-corrugated steel web-truss combined beam and construction method thereof
CN106677073B (en) Adapt to the semi-monolithic formula seamless bridge construction method of soft soil foundation
CN110722662A (en) Manufacturing method of bracket-containing type precast concrete frame column

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20190830

RJ01 Rejection of invention patent application after publication