CN204662247U - A kind of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar - Google Patents
A kind of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar Download PDFInfo
- Publication number
- CN204662247U CN204662247U CN201520049629.5U CN201520049629U CN204662247U CN 204662247 U CN204662247 U CN 204662247U CN 201520049629 U CN201520049629 U CN 201520049629U CN 204662247 U CN204662247 U CN 204662247U
- Authority
- CN
- China
- Prior art keywords
- bridge pier
- steel pipe
- power consumption
- precast assembly
- reinforcing bar
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 153
- 239000010959 steel Substances 0.000 title claims abstract description 153
- 230000003014 reinforcing Effects 0.000 title claims abstract description 68
- 239000004567 concrete Substances 0.000 title claims abstract description 52
- 238000003466 welding Methods 0.000 claims description 7
- 239000003570 air Substances 0.000 claims description 6
- 239000011440 grout Substances 0.000 claims description 6
- 230000035807 sensation Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 12
- 238000006073 displacement reactions Methods 0.000 abstract description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 3
- 238000010586 diagrams Methods 0.000 description 3
- 238000005516 engineering processes Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005755 formation reactions Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 280000398338 Seismic companies 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000000034 methods Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solids Substances 0.000 description 1
- 239000002699 waste materials Substances 0.000 description 1
Abstract
Description
Technical field
The utility model relates to a kind of method for designing of Concrete Filled double-walled steel pipe precast assembly bridge pier, particularly relates to a kind of method for designing of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar.
Background technology
Current bridge construction generally adopts the construction method of poured in place concrete, and it is long for on-the-spot curing period that this construction method has concrete, and field operation amount is large, causes noise and residue contamination, easily cause the shortcomings such as traffic congestion to surrounding environment.In order to alleviate these problems, precast concrete form of construction work is more and more applied.
Prefabricated concrete bridge component is processed at produce in factory, the Modern Construction technology such as automation template, stream curing can be used, improve construction precision and maintenance quality, bridge on-site consolidation is transported to after element precast completes, field operation can be reduced, reduce concrete on construction site waste entrainment and construction noise, realize rapid construction, reduce traffic congestion.
Precast assembly bridge pier is due to the existence of seam, and globality is poor, and shock resistance is weak, therefore ensure seam firmly, safety and the simple constructability of structure be the key of prefabricate and install technology.Seam between current precast assembly bridge pier component generally adopts stem grafting to stitch, and joint face only has presstressed reinforcing steel to pass through, and energy dissipation capacity is lower, and earthquake displacement demand is larger.
Current precast assembly bridge pier generally adopts solid concrete cross section, and deadweight is comparatively large, and Earthquake Inertia Force Acting is directly proportional to deadweight, and therefore seismic forces is also larger.Precast concrete bridge pier needs higher making precision simultaneously, and ordinary concrete precast pier is not easy assembled because making precision is not high, and the splicing space of joint face is large, reduces bridge pier horizontal bearing capacity.
Summary of the invention
Technical problem to be solved in the utility model is to provide that a kind of speed of application is fast, anti-seismic performance is high, from heavy and light and the high Flange joint Concrete Filled double-wall steel body precast assembly bridge pier of installation accuracy.
The utility model solves the problems of the technologies described above adopted technical scheme:
A kind of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar, comprise cushion cap, precast assembly bridge pier and bent cap, described precast assembly bridge pier comprises four bridge pier sections, described precast assembly bridge pier is arranged on described cushion cap, described bent cap is arranged on described precast assembly bridge pier, described cushion cap, precast assembly bridge pier and bent cap form entirety by Flange joint, described precast assembly bridge pier is Concrete Filled double-walled steel pipe precast assembly bridge pier, described precast assembly bridge pier comprises outer steel pipe, interior steel pipe and fill concrete, between bottom described cushion cap end face and precast assembly bridge pier, the common power consumption reinforcing bar with ribbing of four root bottom parts is set, four common power consumption reinforcing bars with ribbing in top are set between described precast assembly pier coping portion and bent cap bottom surface.
Described cushion cap and bridge pier, bridge pier sections and bridge pier sections, between bridge pier and bent cap, pass through Flange joint.Described flange is divided into the pre-buried flange of bridge pier sections flange and cushion cap or bent cap two kinds.
Four root bottom parts between bottom described cushion cap end face and precast assembly bridge pier consume energy reinforcing bar upper end be separately positioned on bridge pier bottom section direction across bridge and vertical bridge to.Four tops between described precast assembly pier coping portion and bent cap bottom surface consume energy reinforcing bar lower end be separately positioned on pier coping portion cross section direction across bridge and vertical bridge to.
The lower end of described bottom power consumption reinforcing bar is embedded in cushion cap concrete, and the upper ends of described bottom power consumption reinforcing bar is in lower bridge pier power consumption reinforcing bar pipeline, and the angle between the line at described power consumption reinforcing bar two ends, bottom and described cushion cap end face is 90 degree.
The lower end of described top power consumption reinforcing bar is placed in bridge pier power consumption reinforcing bar pipeline, and the upper end of described top power consumption reinforcing bar is embedded in bent cap concrete, and the angle between the line at described power consumption reinforcing bar two ends, top and described bent cap bottom surface is 90 degree.
The steel pipe vertical connection of described lower bridge pier power consumption reinforcing bar pipeline and two transverse directions also welds together, upper horizontal steel pipe in two described horizontal steel pipes is grout pipe, lower horizontal steel pipe is escape pipe, and described upper horizontal steel pipe is communicated with air through the outer steel pipe walls of bridge pier with lower horizontal steel pipe.
The steel pipe vertical connection of described upper bridge pier power consumption reinforcing bar pipeline and two transverse directions also welds together, upper horizontal steel pipe in two described horizontal steel pipes is grout pipe, lower horizontal steel pipe is escape pipe, and described upper horizontal steel pipe is communicated with air through the outer steel pipe walls of bridge pier with lower horizontal steel pipe.
The outer steel pipe of described bridge pier sections and interior steel pipe form bridge pier sections at bottom end face by flange annular Plate Welding, the outer steel pipe of described bridge pier sections and interior steel pipe form bridge pier sections at top end face by flange annular Plate Welding, wherein reserved four the circular arc perforates of bridge pier sections top flange doughnut-shaped steel plate, for building bridge pier segmented interior fill concrete.
At bridge pier sections bottom end face, described bridge pier sections flange is made up of with the stiffened steel plates of doughnut-shaped steel plate and outer wall of steel pipe vertical welding a doughnut-shaped steel plate welded with outer steel pipe lateral vertical and eight, doughnut-shaped steel plate is arranged eight bolts hole.At bridge pier sections top end face, described bridge pier sections flange is made up of with the stiffened steel plates of doughnut-shaped steel plate and outer wall of steel pipe vertical welding a doughnut-shaped steel plate welded with outer steel pipe lateral vertical and eight, doughnut-shaped steel plate is arranged eight bolts hole.
Described cushion cap or the pre-buried flange of bent cap are made up of a doughnut-shaped steel plate and ten six roots of sensation Ribbed Bar, doughnut-shaped steel plate is connected with ten six roots of sensation Ribbed Bar plug weldings, reserved eight bolts hole on doughnut-shaped steel plate, this bolt hole aligns with bridge pier sections bottom end face flange bolt hole or bridge pier sections top end face flange bolt hole, and when building cushion cap or bent cap pre-buried eight flange bolts, doughnut-shaped steel plate external surface flushes with cushion cap end face or bent cap bottom surface.
Described cushion cap end face and described precast assembly bridge pier central axis.
Described bent cap bottom surface and described precast assembly bridge pier central axis.
The outer steel pipe of described Concrete Filled double-walled steel pipe precast assembly bridge pier and interior steel tube section are the ring cross-section in the same center of circle.
During component assembly, the outer steel pipe of precast assembly bridge pier and interior steel pipe and flange assembled complete in factory process welding, and at bridge pier segmented interior perfusion fill concrete, bridge scene is transported to after maintenance terminates, the pre-buried flange of cushion cap end face and flange bolt, to be placed on cushion cap end face at the bottom of bridge pier, alignment flange bolt hole, lower bridge pier power consumption reinforcing bar pipeline aimed at by bottom power consumption reinforcing bar, by bridge pier second, 3rd, 4th sections is placed on a bridge pier sections successively, aim at the flange bolt hole of adjacent bridge pier sections, the pre-buried flange in bent cap bottom surface and flange bolt, bent cap is placed on the 4th bridge pier sections, alignment flange bolt hole, upper bridge pier power consumption reinforcing bar pipeline aimed at by top power consumption reinforcing bar, tighten flange bolt successively, the lower bridge pier power consumption reinforcing bar pipeline of grouting and upper bridge pier power consumption reinforcing bar pipeline, complete the installation of bridge pier.
Compared with prior art, the utility model has the advantage of:
Bridge pier is prefabricated units, makes in factory, can improve construction quality, improves speed of application, reduces field operation amount, reduces the impact to environment.Flange bolt is simple and reliable, is convenient to on-site consolidation bridge pier sections.Bottom and top power consumption reinforcing bar are that bridge pier provides additional energy dissipation capacity, can control and reduce the displacement demand of bridge pier under the horizontal loads such as earthquake.Precast pier adopts Concrete Filled double-wall steel tubing string, concrete is made to be subject to three-dimensional constraint, the Confinement effect of steel pipe improves concrete compressive ultimate strain, concrete provides lateral support for steel pipe, avoid the flexing of steel pipe under axial compression effect and the depression be subject to when vehicle etc. clashes into, axial bearing capacity is greater than same section steel pipe or concrete column.Steel pipe is that concrete provides construction formwork and as concrete reinforcing bar of putting more energy into, avoids required template and inner reinforcing bar when concrete pier is constructed.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is bridge pier sections bottom surface structure schematic diagram of the present utility model;
Fig. 3 is bridge pier sections top surface structure schematic diagram of the present utility model;
Fig. 4 is the pre-buried flange arrangement floor map of cushion cap of the present utility model or bent cap;
Fig. 5 is the pre-buried flange arrangement elevational schematic view of cushion cap of the present utility model or bent cap.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail:
As shown in Figure 1, a kind of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar, comprise cushion cap 1, precast assembly bridge pier and bent cap 2, precast assembly bridge pier comprises four bridge pier sections, precast assembly bridge pier to be arranged on described cushion cap 1, bent cap 2 is arranged on precast assembly bridge pier, cushion cap 1, precast assembly bridge pier and bent cap 2 form entirety by Flange joint, precast assembly bridge pier is Concrete Filled double-walled steel pipe precast assembly bridge pier, precast assembly bridge pier comprises outer steel pipe 3, interior steel pipe 4 and fill concrete 5, between bottom cushion cap 1 end face and precast assembly bridge pier, the common power consumption reinforcing bar 6 with ribbing of four root bottom parts is set, four common power consumption reinforcing bars 7 with ribbing in top are set between precast assembly pier coping portion and bent cap 2 bottom surface.
In this particular embodiment, cushion cap 1 and bridge pier, pass through Flange joint between bridge pier sections and bridge pier sections, bridge pier and bent cap 2.Flange is divided into the pre-buried flange of bridge pier sections flange 8 and cushion cap or bent cap 9 two kinds.
In this particular embodiment, four root bottom parts between bottom cushion cap 1 end face and precast assembly bridge pier consume energy reinforcing bar 6 upper end be separately positioned on bridge pier bottom section direction across bridge and vertical bridge to.Four tops between precast assembly pier coping portion and bent cap 2 bottom surface consume energy reinforcing bar 7 lower end be separately positioned on pier coping portion cross section direction across bridge and vertical bridge to.
In this particular embodiment, the lower end of bottom power consumption reinforcing bar 6 is embedded in cushion cap 1 concrete, the upper ends of described bottom power consumption reinforcing bar 6 is in lower bridge pier power consumption reinforcing bar pipeline 10, and the angle between the line at power consumption reinforcing bar 6 two ends, bottom and described cushion cap 1 end face is 90 degree.
In this particular embodiment, the lower end of top power consumption reinforcing bar 7 is placed in bridge pier power consumption reinforcing bar pipeline 11, the upper end of described top power consumption reinforcing bar 7 is embedded in bent cap 2 concrete, and the angle between the line at power consumption reinforcing bar 7 two ends, top and described bent cap 2 bottom surface is 90 degree.
In this particular embodiment, the steel pipe vertical connection of lower bridge pier power consumption reinforcing bar pipeline 10 and two transverse directions also welds together, upper horizontal steel pipe 12 in two horizontal steel pipes is grout pipe, lower horizontal steel pipe 13 is escape pipe, and described upper horizontal steel pipe 12 is communicated with air through outer steel pipe 3 wall of bridge pier with lower horizontal steel pipe 13.
In this particular embodiment, the steel pipe vertical connection of upper bridge pier power consumption reinforcing bar pipeline 11 and two transverse directions also welds together, upper horizontal steel pipe 14 in two horizontal steel pipes is grout pipe, lower horizontal steel pipe 15 is escape pipe, and described upper horizontal steel pipe 14 is communicated with air through outer steel pipe 3 wall of bridge pier with lower horizontal steel pipe 15.
In this particular embodiment, the outer steel pipe 3 of bridge pier sections and interior steel pipe 4 weld formation bridge pier sections (Fig. 2) at bottom end face by flange doughnut-shaped steel plate 16, the outer steel pipe 3 of bridge pier sections and interior steel pipe 4 weld formation bridge pier sections (Fig. 3) at top end face by flange doughnut-shaped steel plate 17, wherein reserved four the circular arc perforates 18 of bridge pier sections top flange doughnut-shaped steel plate 17, for building bridge pier segmented interior fill concrete 5.
As shown in Figure 2, in this particular embodiment, at bridge pier sections bottom end face, bridge pier sections flange is made up of with the stiffened steel plates 19 of doughnut-shaped steel plate and outer wall of steel pipe vertical welding a doughnut-shaped steel plate 16 welded with outer steel pipe 3 lateral vertical and eight, doughnut-shaped steel plate 16 is arranged eight bolts hole 20.
As shown in Figure 3, in this particular embodiment, at bridge pier sections top end face, bridge pier sections flange is made up of with the stiffened steel plates 21 of doughnut-shaped steel plate and outer wall of steel pipe vertical welding a doughnut-shaped steel plate 17 welded with outer steel pipe 3 lateral vertical and eight, doughnut-shaped steel plate 17 is arranged eight bolts hole 22.
As shown in Figure 4, Figure 5, in this particular embodiment, cushion cap 1 or the pre-buried flange 9 of bent cap 2 are made up of a doughnut-shaped steel plate 23 and ten six roots of sensation Ribbed Bar 24, doughnut-shaped steel plate 23 is connected with ten six roots of sensation Ribbed Bar 24 plug weldings, reserved eight bolts hole 25 on doughnut-shaped steel plate 23, this bolt hole 25 aligns with bridge pier sections bottom end face flange bolt hole 20 or bridge pier sections top end face flange bolt hole 22, and when building cushion cap 1 or bent cap 2 pre-buried eight flange bolts 26, doughnut-shaped steel plate 23 external surface flushes with cushion cap 1 end face or bent cap 2 bottom surface.
In this particular embodiment, cushion cap 1 end face and precast assembly bridge pier central axis.
In this particular embodiment, bent cap 2 bottom surface and precast assembly bridge pier central axis.
In this particular embodiment, outer steel pipe 3 and interior steel pipe 4 cross section of Concrete Filled double-walled steel pipe precast assembly bridge pier are the ring cross-section in the same center of circle.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520049629.5U CN204662247U (en) | 2015-01-22 | 2015-01-22 | A kind of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520049629.5U CN204662247U (en) | 2015-01-22 | 2015-01-22 | A kind of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204662247U true CN204662247U (en) | 2015-09-23 |
Family
ID=54132648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520049629.5U CN204662247U (en) | 2015-01-22 | 2015-01-22 | A kind of Flange joint Concrete Filled double-walled steel pipe precast assembly bridge pier of additional power consumption reinforcing bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204662247U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612037A (en) * | 2015-01-22 | 2015-05-13 | 宁波大学 | Flange-connecting concrete-filled double-wall steel pipe prefabricated assembly piers with additional energy-consuming steel bars |
| CN105386405A (en) * | 2015-12-09 | 2016-03-09 | 北京工业大学 | Precast segment assembled concrete filled steel tube bridge pier based on bolted connection |
| CN105735112A (en) * | 2016-04-14 | 2016-07-06 | 北京工业大学 | Bolt connection-based rapid assembling precast rectangular concrete filled steel tube bridge pier |
| CN105803925A (en) * | 2016-03-17 | 2016-07-27 | 浙江大学 | Quick connection method for prefabricated steel pipe constraint type steel concrete pier columns and cover beam |
| CN110468723A (en) * | 2019-08-30 | 2019-11-19 | 中铁六局集团太原铁路建设有限公司 | The main pier encased steel plate installation engineering method of swivel bridges |
| CN110644353A (en) * | 2019-10-08 | 2020-01-03 | 山东省交通规划设计院 | Energy-consuming and shock-absorbing corrugated steel pipe-rubber concrete assembled pier and method |
-
2015
- 2015-01-22 CN CN201520049629.5U patent/CN204662247U/en active IP Right Grant
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612037A (en) * | 2015-01-22 | 2015-05-13 | 宁波大学 | Flange-connecting concrete-filled double-wall steel pipe prefabricated assembly piers with additional energy-consuming steel bars |
| CN105386405A (en) * | 2015-12-09 | 2016-03-09 | 北京工业大学 | Precast segment assembled concrete filled steel tube bridge pier based on bolted connection |
| CN105803925A (en) * | 2016-03-17 | 2016-07-27 | 浙江大学 | Quick connection method for prefabricated steel pipe constraint type steel concrete pier columns and cover beam |
| CN105803925B (en) * | 2016-03-17 | 2017-05-17 | 浙江大学 | Quick connection method for prefabricated steel pipe constraint type steel concrete pier columns and cover beam |
| CN105735112A (en) * | 2016-04-14 | 2016-07-06 | 北京工业大学 | Bolt connection-based rapid assembling precast rectangular concrete filled steel tube bridge pier |
| CN110468723A (en) * | 2019-08-30 | 2019-11-19 | 中铁六局集团太原铁路建设有限公司 | The main pier encased steel plate installation engineering method of swivel bridges |
| CN110468723B (en) * | 2019-08-30 | 2020-11-06 | 中铁六局集团太原铁路建设有限公司 | Installation and construction method for wrapping steel plate outside main pier of swivel bridge |
| CN110644353A (en) * | 2019-10-08 | 2020-01-03 | 山东省交通规划设计院 | Energy-consuming and shock-absorbing corrugated steel pipe-rubber concrete assembled pier and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104746422B (en) | A kind of hollow pier stud delay-pour joint structure of bridge prefabrication and construction method | |
| CN105019475A (en) | Prefabricated integral concrete comprehensive pipe rack and construction method | |
| CN102561553B (en) | Prefabricated concrete-filled steel tube frame-shear wall and construction method thereof | |
| CN104120647B (en) | It is suitable for section assembling concrete frame bridge pier system and the construction method of rapid construction | |
| CN102995744B (en) | Industrialized multi-high-rise assembly type steel structure frame-pre-stressed center support system | |
| CN203049832U (en) | Assembling type shear wall structure | |
| CN103255853B (en) | Tooth-groove-type connection structure of upper-layer inner wallboard of assembly-type shear wall and lower-layer inner wallboard of assembly-type shear wall | |
| WO2018219196A1 (en) | Precast column base joint and construction method therefor | |
| CN103104039B (en) | Assembled framework beam-column joint adopting cover plate connection and construction method thereof | |
| CN105386405B (en) | Based on bolted Precast Concrete Segmental Bridges concrete pier of steel tube | |
| CN107299683B (en) | Compound concrete-filled tubular column assembled docks node and connection method | |
| CN107338872B (en) | Double sleeve steel-structure beam-column nodes and installation method | |
| CN105649360A (en) | Integral assembling type building system and installing method | |
| CN105735112B (en) | Bolt connection-based rapid assembling precast rectangular concrete filled steel tube bridge pier | |
| CN101831875A (en) | Precast assembly process of prestressed concrete cylindrical hollow pier | |
| CN101603338B (en) | Assembly integrated precast concrete shear wall and construction method thereof | |
| CN203701336U (en) | Assembly type steel-frame-constrained reinforced concrete shear wall structure | |
| CN102102396B (en) | Node connection method for circular steel tube concrete column and reinforced concrete shear wall | |
| CN102587538B (en) | Dog-bone type coupled shear wall with end plates, bolts and steel coupling beams | |
| CN100577923C (en) | Prestressed concrete steel pipe congruent pile and its manufacture and construction method | |
| CN105888080B (en) | Assembled steel tube casing reinforced concrete combined joint and installation method | |
| CN203475598U (en) | Shock-proof prefabricated building of steel bar truss shearing wall composite structure | |
| CN102677784B (en) | Prefabricated concrete pipe column and reinforced concrete beam node structure and construction method thereof | |
| CN204826308U (en) | Structure assembly type structure is pieced together in advance to prefabricated shaped steel concrete shear force wall | |
| CN204753844U (en) | Circular steel tube concrete column sleeve connected node |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |