CN107476180A - Discharge the steel concrete composite continuous bridge of bridge guidance tape tension - Google Patents
Discharge the steel concrete composite continuous bridge of bridge guidance tape tension Download PDFInfo
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- CN107476180A CN107476180A CN201710677635.9A CN201710677635A CN107476180A CN 107476180 A CN107476180 A CN 107476180A CN 201710677635 A CN201710677635 A CN 201710677635A CN 107476180 A CN107476180 A CN 107476180A
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- steel
- bridge guidance
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 116
- 239000010959 steel Substances 0.000 title claims abstract description 116
- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000035772 mutation Effects 0.000 description 3
- 238000007665 sagging Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D1/00—Bridges in general
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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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 steel concrete composite continuous bridge for discharging bridge guidance tape tension, including girder steel and the concrete bridge guidance tape being fixed on girder steel, concrete bridge guidance tape is set above the intermediate pier corresponding to continuous bridge extends transversely through breaking joint, and make between concrete bridge guidance tape and girder steel this extend transversely through breaking joint both sides partial section have it is relative can longitudinal extension deformation；Tension unloading caused by high hogging moment is transferred to girder steel by the present invention, is avoided concrete bridge guidance tape tension, is optimized the stress of whole steel concrete combination beam, can play the performance advantage of steel and concrete；The vertical load of bridge guidance tape is directly passed to girder steel, and ensure that bridge guidance tape will not produce abnormal vertical deformation, and effectively alleviate bridge guidance tape and girder steel and connect the stress concentration and fatigue problem of partial zones from being fixed to having a common boundary of separating, greatly simplify bridge guidance tape construction and construction technology, improve the overall stress performance of bridge, so as to extend its service life, construction and maintenance cost are reduced.
Description
Technical field
The invention belongs to science of bridge building apparatus field, more particularly to a kind of steel-concrete combination for discharging bridge guidance tape tension connects
Continuous beam bridge.
Background technology
There is steel-concrete composite continuous beam driving to smooth out, and performance is good, with material economy, is easy to batch production, standard
Change the number of advantages such as construction.The conventional form of construction work of existing steel-concrete composite continuous beam for installation girder steel on bridge pier just
Position, hoisting prefabricated concrete bridge guidance tape is in place on girder steel, and cast-in-place combination concrete forms steel-concrete composite beam bridge, then by opening
Deformed bar is drawn to apply compressive pre-stress to negative moment area concrete bridge guidance tape.
" the steel-concrete composite beams bridge and its build that the continuous prefabricated-pushing tow in section is coupled afterwards in place that the present inventor applies early stage
Make method " (application for a patent for invention number：201611148449.8), more conventional assembled steel-concrete composite beam bridge construction avoids
Over-size transport lifting and the trouble of cast-in-place combination concrete construction, but have how to overcome negative moment area bridge road board concrete
Because the effect of shrinkage and creep, vehicle and temperature load produces excessive tension problem.Normal practice is to form steel-concrete combination
After beam bridge, compressive pre-stress is applied to negative moment area concrete bridge guidance tape by prestressed reinforcement of tensioning.It must so undergo
Preserved pipeline in bridge guidance tape, prestressed strand being penetrated, stretch-draw prestressing force beam is implemented to anchor to tonnage is set, to deformed bar,
Prestress pipe is in the milk, it is last local to pour a series of cumbersome techniques such as sealing off and covering anchorage concrete, the construction of bridge guidance tape because
This becomes sufficiently complex, and engineering practice shows in hyperstatic steel-concrete composite continuous beam, to negative moment area coagulation
Native bridge guidance tape locally applies prestressing force to avoid effect caused by crack is usually difficult from reaching desired level.
Therefore, it is necessary to being improved in existing steel-concrete composite continuous bridge structure, can give full play to steel and
The strength advantage of concrete, concrete in tension cracking disease is avoided, simplifies bridge guidance tape construction and construction technology, it is overall to improve bridge
Stress performance, so as to extend its service life, reduce and build and maintenance cost.
The content of the invention
In view of this, it is an object of the invention to provide a kind of steel-concrete composite continuous bridge for discharging bridge guidance tape tension, energy
The strength advantage of steel and concrete is enough given full play to, avoids concrete in tension cracking disease, simplifies bridge guidance tape construction and applies
Work technique, the overall stress performance of bridge is improved, so as to extend its service life, reduce construction and maintenance cost.
Steel-concrete composite continuous bridge of the release bridge guidance tape tension of the present invention, including girder steel and be fixed on girder steel
Concrete bridge guidance tape, the concrete bridge guidance tape is set above the intermediate pier corresponding to continuous bridge extends transversely through breaking joint, and Shi Tongqiao roads
Between plate and girder steel this extend transversely through breaking joint both sides partial section have it is relative can longitudinal extension deformation.
Further, the concrete bridge guidance tape be lower bands longitudinal direction floor plank frame, longitudinal floor of the concrete bridge guidance tape
Both sides respectively by being fixedly installed vertical steel plate, it is described extend transversely through breaking joint be located at continuous bridge intermediate pier top and pass through
Wear the concrete bridge guidance tape cross section including vertical steel plate；High negative moment area in intermediate pier both sides, the concrete bridge guidance tape lead to
Cross the upper flange that vertical steel plate is connected to girder steel by the vertical spacing of connecting bolt I, the connecting bolt I and vertical steel plate or/and
There is longitudinal surplus so that can longitudinal extension deformation with relative between concrete bridge guidance tape and girder steel between the upper flange of girder steel；
Span centre section in addition to the high negative moment area except intermediate pier both sides, the concrete bridge guidance tape are fixed on by vertical steel plate weld
The upper flange of girder steel.
Further, from can longitudinal extension deformation jointing be transitioned into and be welded and fixed the partial section of section, the concrete
Connection is fastened and fixed by high-strength connecting bolt II between the upper flange of the vertical steel plate and girder steel of bridge guidance tape.
Further, can longitudinal extension deformation jointing and from can longitudinal extension deformation jointing be transitioned into welding
The partial section of fixing section, the vertical steel plate strip have the lower flange extended laterally outward to form L-shaped structure, the Tong Qiao roads
Connected between plate and the upper flange of girder steel by lower flange by the vertical spacing of connecting bolt I；From can longitudinal extension deformation connection
Section is transitioned into the partial section for being welded and fixed section, and the vertical steel plate of the concrete bridge guidance tape passes through lower flange and the upper limb of girder steel
Connection is fastened and fixed by high-strength connecting bolt II between plate.
Further, the bolt hole that the lower flange of steel plate or/and the upper flange of girder steel coordinate with connecting bolt I described vertically is
The bar hole of longitudinal direction so that connecting bolt I and vertical have between the lower flange of steel plate or/and the upper flange of girder steel more than longitudinal direction
Amount.
Further, the vertical side that the vertical steel plate passes through the pre-buried longitudinal floor for being fixed on concrete bridge guidance tape of WELDING STUDS.
Further, from can longitudinal extension deformation jointing be transitioned into and be welded and fixed the partial section of section, the company
Connecting bolt II longitudinally arranged at least two.
The beneficial effects of the invention are as follows：The steel of the release bridge guidance tape tension of the present invention-concrete composite continuous bridge construction,
Bridge guidance tape above continuous bridge intermediate pier, which is set, to be extended transversely through breaking joint and allows partial section to have freely stretching for relative girder steel,
Tension caused by high hogging moment is subjected to unloading by the concrete bridge guidance tape of steel-concrete composite beams and is transferred to girder steel, avoids mixing
Native bridge guidance tape tension is coagulated, optimizes the stress of whole steel-concrete composite beams, the performance that can play steel and concrete is excellent
Gesture；Concrete bridge guidance tape and girder steel from be fixed to can longitudinal extension deformation transition partial section, by setting fastening bolt
Bridge guidance tape and girder steel can effectively be alleviated from the stress concentration and fatigue problem for being fixed to the boundary connection partial zones separated；To height
Negative moment area is by setting vertical spacing connecting bolt and bar hole, and the vertical load of bridge guidance tape is directly passed to girder steel, both
Bridge guidance tape freely stretching with respect to girder steel longitudinal direction is met, also ensures that bridge guidance tape will not produce abnormal vertical deformation, greatly simplifies
Bridge guidance tape construction and construction technology, the overall stress performance of bridge is improved, so as to extend its service life, and can substantially be reduced
Its construction cost.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is enlarged drawing at Figure 1A；
Fig. 3 is Figure 1B-B to diagrammatic cross-section；
Fig. 4 is Fig. 1 C-C to diagrammatic cross-section.
Embodiment
Fig. 1 is the structural representation of the present invention, and Fig. 2 is enlarged drawing at Figure 1A, and Fig. 3 is Figure 1B-B to diagrammatic cross-section, Fig. 4
It is Fig. 1 C-C to diagrammatic cross-section, as shown in the figure：Steel-concrete composite continuous bridge of the release bridge guidance tape tension of the present embodiment,
Including girder steel 2 and the concrete bridge guidance tape 1 being fixed on girder steel 2, the concrete bridge guidance tape 1 is on the intermediate pier 3 corresponding to continuous bridge
Side sets and extends transversely through breaking joint 11, and makes to extend transversely through the both sides of breaking joint 11 (along bridge at this between concrete bridge guidance tape 1 and girder steel 2
Longitudinal both sides) partial section have it is relative can longitudinal extension deformation, i.e., vertical between the section concrete bridge guidance tape 1 and girder steel 2
It can slide within the specific limits upwards, the concrete bridge guidance tape by tension caused by high hogging moment by steel-concrete composite beams
Carry out unloading and be transferred to girder steel, avoid concrete bridge guidance tape tension, optimize the stress of whole steel-concrete composite beams, Neng Goufa
Wave the performance advantage of steel and concrete；Intermediate pier refers to bridge in centre portion of the bridge in addition to end bay bridge pier
Pier, the beam section on intermediate pier is negative moment area；The prefabricated later stage of concrete bridge guidance tape 1 is located in girder steel 2 and connected, in Tong Qiao roads
Plate position corresponding with intermediate pier, which is opened, extends transversely through breaking joint so that the concrete bridge guidance tape of the high negative moment area of intermediate pier pier top is not held
Be directly transferred to girder steel by pulling force, and by pulling force, this advantage that steel bear pulling force waved from distribution, ensure whole bridge by
Power state.The lateral cross section of whole concrete bridge guidance tape should be run through through groove, including concrete bridge guidance tape is set to be fixed on girder steel
Steel plate, the steel plate can be located at concrete bridge guidance tape bottommost, can also be located at the both sides of the web of concrete bridge guidance tape.
In the present embodiment, the concrete bridge guidance tape 1 is the plank frame of lower bands longitudinal direction floor 12, and cross section is T-shaped；It is described
The both sides of longitudinal floor 12 of concrete bridge guidance tape 1 are respectively by being fixedly installed vertical steel plate 8, as illustrated, the two of longitudinal floor 12
Individual transverse side is provided with vertical steel plate, belongs to symmetrical structure, sets, will not be repeated here to be connected to girder steel；It is described
Extend transversely through breaking joint 11 be located at continuous bridge intermediate pier 3 top and through the horizontal stroke of concrete bridge guidance tape 1 including vertical steel plate 8 including
Section；High negative moment area in the both sides of intermediate pier 3, the concrete bridge guidance tape 1 are vertically limited by vertical steel plate 8 by connecting bolt I 6
Position is connected to the upper flange 21 of girder steel 2, i.e., described girder steel 2 is I-beam, and the concrete bridge guidance tape 1 is located at the upper flange of I-beam 2
21 upper surfaces, there is longitudinal surplus between the connecting bolt I 6 and vertical steel plate or/and the upper flange 21 of girder steel 2 so that concrete
Can longitudinal extension deformation with relative between bridge guidance tape and girder steel；In addition to the high negative moment area of the both sides of intermediate pier 3
Span centre section, the concrete bridge guidance tape 1 are fixedly welded on the upper flange 21 of girder steel 2 by vertical steel plate 8.
The vertical steel plate 8 is typically fixed by pre-buried realize of WELDING STUDS or other shear connectors, it is described extend transversely through it is disconnected
Seam 11 is located at high negative moment area, and high negative moment area is located in negative moment area a, belongs to negative moment area and acted on by hogging moment
Larger partial section, high negative moment area refers to that concrete receives the effect of the tension that the hogging moment produces may
Cracking, and except remaining section of high negative moment area in negative moment area, concrete bridge guidance tape is produced by hogging moment is born
Pulling force when be unlikely to ftracture, can carry out detection acquisition according to different bridges in engineering practice；High hogging moment area section concrete structure
Make and bear pulling force greatly and concentrate the most, open extend transversely through breaking joint beneficial to the elimination concrete bridge guidance tape pulling force from source herein；It is negative in height
Span centre section beyond moment of flexure section, including negative moment area in addition to high negative moment area and sagging moment section b, it is described
Concrete bridge guidance tape 1 is fixed on girder steel 1 (the general fixed form using welding) by vertical steel plate 8；Certainly, will in connecting bolt I 6
Vertical spacing connects between concrete bridge guidance tape 1 and girder steel 2, and (upper and lower) should not exist and loosen in closure；This structure is bearing to bear
During moment of flexure, breaking joint 11 is extended transversely through because concrete bridge guidance tape 1 has, girder steel 2 can occur when bearing and shifting the hogging moment come
Deformation, then can produce longitudinally opposite displacement between concrete bridge guidance tape 1, and the connecting bolt I 6 with longitudinal surplus adapts to the longitudinal direction
Displacement, to ensure the clear and definite of stress, further it is beneficial to play material load advantage.
In the present embodiment, (between concrete bridge guidance tape 1 and girder steel 2) from can longitudinal extension deformation jointing be transitioned into welding
The partial section of fixing section, pass through high-strength connecting bolt between the upper flange of the vertical steel plate and girder steel of the concrete bridge guidance tape
II is fastened and fixed connection.For the connected mode of foregoing connecting bolt I, beneficial to preferable transfer pulling force, and except high negative curved
(including negative moment area in addition to high negative moment area and sagging moment section a) are due to concrete for span centre section beyond square section
Connecting structure between bridge guidance tape 1 and girder steel 2 is beneficial to pulling force and pressure caused by the section, then is then that welding is solid in the section
Fixed connection (concrete bridge guidance tape is directly welded on girder steel by general use by the shearing steel plate of bottom), therefore, having longitudinally to stretch
Compression deformation jointing, which is transitioned into, to be welded and fixed the partial section of section and then undergos mutation, and is easy to produce stress concentration and fatigue,
This optimization for being mutated the overall stress for being unfavorable for bridge；Connecting bolt II 7 is fastened and fixed connection and refers to connecting bolt
II and in the absence of all directions surplus, directly by being fastenedly connected；Welded because the bonding strength of connecting bolt II 7 is generally less than
Connect, but due to there is no activity surplus, then form intensity being fixedly connected higher than connecting bolt I 6；By can produce straight skidding to
Connecting bolt II is fastened and fixed and arrives welding structure again, the gentle change of intensity, beneficial to the load transition of whole bridge, avoids being mutated
The destruction that caused stress concentration and fatigue are formed.
In the present embodiment, can longitudinal extension deformation jointing (the high negative moment area in intermediate pier both sides) and from
Can longitudinal extension deformation jointing be transitioned into the partial section for being welded and fixed section, the vertical steel plate 8 is with laterally outward
The lower flange 5 of extension forms L-shaped structure, by lower flange 5 by connecting between the concrete bridge guidance tape 1 and the upper flange 21 of girder steel 2
The vertical spacing of bolt I 6 connects；From can longitudinal extension deformation jointing be transitioned into and be welded and fixed the partial section of section, institute
The vertical steel plate for stating concrete bridge guidance tape is solid by being fastened between lower flange 5 and the upper flange 21 of girder steel by high-strength connecting bolt II 7
Fixed connection；As illustrated, lower flange 5 can be integrally formed in negative moment area a and shearing steel plate 8, it can also pass through the welding in later stage
Formed；It is in 90 ° of angles between lower flange 5 and shearing steel plate 8, similar to steel angle structure.
In the present embodiment, the lower flange 5 of the vertical steel plate or/and the upper flange 21 of girder steel 2 coordinate with connecting bolt I 6
Bolt hole for the bar hole of longitudinal direction be bar hole, in the present embodiment, bolt hole 51 that lower flange 5 coordinates with connecting bolt I 6
It can not be bar hole for the bolt hole of bar hole, and girder steel 2, be easy to in-situ precast processing.So that connecting bolt I and vertical steel plate
Lower flange or/and girder steel upper flange between there is longitudinal surplus.
In the present embodiment, the vertical steel plate 8 passes through the perpendicular of the pre-buried longitudinal floor 11 for being fixed on concrete bridge guidance tape 1 of WELDING STUDS
To side, the side of left and right two is respectively provided with, and will not be repeated here.
In the present embodiment, from can longitudinal extension deformation jointing be transitioned into and be welded and fixed the partial section of section, institute
State connecting bolt II longitudinally arranged at least two；Further alleviate the mutation between positive hogging moment transition region, reduce moment of flexure and produced
Raw pressure mutation, ensures good stress；Connecting bolt II typically uses high-strength bolt, to ensure that connection is strong
Degree；During actual use, connecting bolt I 6 is longitudinally arranged multiple；Certainly, also can (sagging moment section b) be close to negative in span centre region
Moment of flexure section a regional area is fastened and fixed by connecting bolt II, can also realize the purpose of the present invention.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (7)
- A kind of 1. steel-concrete composite continuous bridge for discharging bridge guidance tape tension, it is characterised in that：Including girder steel and it is fixed on girder steel On concrete bridge guidance tape, the concrete bridge guidance tape is set above the intermediate pier corresponding to continuous bridge extends transversely through breaking joint, and makes concrete Between bridge guidance tape and girder steel this extend transversely through breaking joint both sides partial section have it is relative can longitudinal extension deformation.
- 2. steel-concrete composite continuous bridge of release bridge guidance tape tension according to claim 1, it is characterised in that：It is described Concrete bridge guidance tape is the plank frame of lower bands longitudinal direction floor, and longitudinal floor both sides of the concrete bridge guidance tape pass through fixed setting respectively Have a vertical steel plate, it is described extend transversely through breaking joint be located at continuous bridge intermediate pier top and through including vertical steel plate Concrete bridge guidance tape cross section；High negative moment area in intermediate pier both sides, the concrete bridge guidance tape is by vertical steel plate by connecting bolt I Vertical spacing is connected to the upper flange of girder steel, has between the connecting bolt I and vertical steel plate or/and the upper flange of girder steel vertical To surplus so that can longitudinal extension deformation with relative between concrete bridge guidance tape and girder steel；Born in the height except intermediate pier both sides curved Span centre section beyond square section, the concrete bridge guidance tape are fixed on the upper flange of girder steel by vertical steel plate weld.
- 3. steel-concrete composite continuous bridge of release bridge guidance tape tension according to claim 2, it is characterised in that：From Can longitudinal extension deformation jointing be transitioned into the partial section for being welded and fixed section, the vertical steel plate and steel of the concrete bridge guidance tape Connection is fastened and fixed by high-strength connecting bolt II between the upper flange of beam.
- 4. steel-concrete composite continuous bridge of release bridge guidance tape tension according to claim 3, it is characterised in that：Can Longitudinal extension deform jointing and from can longitudinal extension deformation jointing be transitioned into and be welded and fixed the partial section of section, The vertical steel plate strip has the lower flange extended laterally outward to form L-shaped structure, the upper flange of the concrete bridge guidance tape and girder steel it Between by lower flange by the vertical spacing of connecting bolt I connect；From can longitudinal extension deformation jointing be transitioned into and be welded and fixed The partial section of section, the vertical steel plate of the concrete bridge guidance tape by between lower flange and the upper flange of girder steel by high-strength connection Bolt II is fastened and fixed connection.
- 5. steel-concrete composite continuous bridge of release bridge guidance tape tension according to claim 4, it is characterised in that：It is described The bolt hole that the lower flange of vertical steel plate or/and the upper flange of girder steel coordinate with connecting bolt I is longitudinal bar hole so that even Connecting bolt I and vertically there is longitudinal surplus between the lower flange of steel plate or/and the upper flange of girder steel.
- 6. steel-concrete composite continuous bridge of release bridge guidance tape tension according to claim 2, it is characterised in that：It is described The vertical side that vertical steel plate passes through the pre-buried longitudinal floor for being fixed on concrete bridge guidance tape of WELDING STUDS.
- 7. steel-concrete composite continuous bridge of release bridge guidance tape tension according to claim 5, it is characterised in that：From Can longitudinal extension deformation jointing be transitioned into the partial section for being welded and fixed section, the connecting bolt II is longitudinally arranged extremely It is few two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710677635.9A CN107476180B (en) | 2017-08-09 | 2017-08-09 | Discharge steel-concrete composite continuous bridge of bridge guidance tape tensile stress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710677635.9A CN107476180B (en) | 2017-08-09 | 2017-08-09 | Discharge steel-concrete composite continuous bridge of bridge guidance tape tensile stress |
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| CN107476180A true CN107476180A (en) | 2017-12-15 |
| CN107476180B CN107476180B (en) | 2019-09-10 |
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| CN201710677635.9A Expired - Fee Related CN107476180B (en) | 2017-08-09 | 2017-08-09 | Discharge steel-concrete composite continuous bridge of bridge guidance tape tensile stress |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107938493A (en) * | 2017-12-28 | 2018-04-20 | 贵州大学 | A kind of novel fabricated combination beam |
| CN108643449A (en) * | 2018-04-18 | 2018-10-12 | 浙江交通职业技术学院 | A kind of detachably prefabricated assembled Steel-concrete Combined Beam Structures and manufacture craft |
| CN115125835A (en) * | 2022-06-22 | 2022-09-30 | 保利长大工程有限公司 | Prefabricated bridge deck structure of steel plate combination beam |
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| EP0350139A2 (en) * | 1983-11-07 | 1990-01-10 | Harumoto Iron Works Co., Ltd. | A method for forming a composite structural member |
| JPH11222817A (en) * | 1998-02-06 | 1999-08-17 | Nippon Steel Corp | Continuous composite bridge |
| CN102086629A (en) * | 2010-12-10 | 2011-06-08 | 清华大学 | Longitudinally slidable steel-concrete anti-lifting connecting member and construction method thereof |
| CN102505624A (en) * | 2011-10-17 | 2012-06-20 | 武汉理工大学 | Anti-cracking steel-concrete combined continuous girder bridge of negative moment region |
| CN202626842U (en) * | 2012-06-13 | 2012-12-26 | 中交通力建设股份有限公司 | Reinforced structure used for exerting prestressing force on highway bridge floor layer |
| CN103031808A (en) * | 2013-01-08 | 2013-04-10 | 北京玻钢院复合材料有限公司 | Fiber-reinforced composite bridge deck and preparation and installation method thereof |
| CN204715195U (en) * | 2015-04-09 | 2015-10-21 | 武汉市政工程设计研究院有限责任公司 | A kind of Gang Liang – concrete slab composite continuous bridge hogging moment area cracking resistance structure |
| CN206173784U (en) * | 2016-11-11 | 2017-05-17 | 重庆大学 | Vertically can there be limited -slip to move connecting piece |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0350139A2 (en) * | 1983-11-07 | 1990-01-10 | Harumoto Iron Works Co., Ltd. | A method for forming a composite structural member |
| JPH11222817A (en) * | 1998-02-06 | 1999-08-17 | Nippon Steel Corp | Continuous composite bridge |
| CN102086629A (en) * | 2010-12-10 | 2011-06-08 | 清华大学 | Longitudinally slidable steel-concrete anti-lifting connecting member and construction method thereof |
| CN102505624A (en) * | 2011-10-17 | 2012-06-20 | 武汉理工大学 | Anti-cracking steel-concrete combined continuous girder bridge of negative moment region |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107938493A (en) * | 2017-12-28 | 2018-04-20 | 贵州大学 | A kind of novel fabricated combination beam |
| CN108643449A (en) * | 2018-04-18 | 2018-10-12 | 浙江交通职业技术学院 | A kind of detachably prefabricated assembled Steel-concrete Combined Beam Structures and manufacture craft |
| CN115125835A (en) * | 2022-06-22 | 2022-09-30 | 保利长大工程有限公司 | Prefabricated bridge deck structure of steel plate combination beam |
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| Publication number | Publication date |
|---|---|
| CN107476180B (en) | 2019-09-10 |
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