CN206680860U - Pin-connected panel steel assembled pier - Google Patents
Pin-connected panel steel assembled pier Download PDFInfo
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- CN206680860U CN206680860U CN201720399682.7U CN201720399682U CN206680860U CN 206680860 U CN206680860 U CN 206680860U CN 201720399682 U CN201720399682 U CN 201720399682U CN 206680860 U CN206680860 U CN 206680860U
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Abstract
The utility model discloses a kind of pin-connected panel steel assembled pier, belongs to bridge technology field, including steel pier stud and the bent cap for being fixed on steel pier stud top, key are:The structure of the steel pier stud includes the main pier of two steel and the steel lagging jack between two main piers of steel, and the both ends of the steel lagging jack are individually fixed in the top of two main piers of steel, and the steel lagging jack is H profile steel and is processed into the arch being bent upwards.The beneficial effects of the utility model are:Rational in infrastructure, bearing capacity is strong, can effectively solve the problems such as reinforced concrete bridge pier dead load is big, shock resistance is poor, span ability is small, bearing capacity is low;Whole bridge pier uses assembled structure, its each part is prefabricated in the factory, live quick-assembling and simple to install, effectively accelerate the speed of application of live bridge pier, while avoid the production of conventional steel bar concrete structural concrete, noise or dust pollution caused by construction using steel construction, bridge abutment moulding plate need not be made and carry out reinforcement engineering construction etc..
Description
Technical field
The utility model belongs to the construction fields such as urban interchange, highway bridge, box culvert structure thing, and in particular to Yi Zhongbian
In Fast Installation, light-duty transport, the new spelling dressization that structure is attractive in appearance, across footpath is larger assembled pier.
Background technology
Domestic bridge surface in bridge project pier uses reinforced concrete bridge pier more, to meet bridge deck width requirement, using polystyle
Reinforced concrete bridge pier.Reinforced concrete bridge pier exist Concrete contamination is big, substructure from it is great, sectional dimension is big, construction
Efficiency is low, the construction period is long, poor seismic behavior, concrete cracking, structure type is single, span ability is small, extruding space under bridge
The problems such as.
Therefore need to design a kind of structure it is slim and graceful, it is attractive in appearance, be readily transported, span ability is big and demountable corrugated steel group
Close bridge pier.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of pin-connected panel steel assembled pier, passes through the conjunction to structure
Reason design, each part can be prefabricated in the factory, be installed after transporting to scene, substantially increase efficiency of construction, slim and graceful attractive in appearance, antidetonation
Performance is good.
In order to solve the above technical problems, the technical solution adopted in the utility model is:A kind of pin-connected panel steel assembled pier,
Including steel pier stud and the bent cap on steel pier stud top is fixed on, key is:The structure of the steel pier stud includes two
The main pier of steel and the steel lagging jack between two main piers of steel, the both ends of the steel lagging jack are individually fixed in the top of two main piers of steel,
The steel lagging jack is H profile steel and is processed into the arch being bent upwards.
Advantageous effects of the present utility model are:1st, rational in infrastructure, bearing capacity is strong, can effectively solve armored concrete
Bridge pier structure is from the great, problem such as shock resistance is poor, span ability is small, bearing capacity is low;2nd, whole bridge pier uses pin-connected panel knot
Structure, its each part is prefabricated in the factory, live quick-assembling and simple to install, effectively accelerates the speed of application of live bridge pier, simultaneously
The production of conventional steel bar concrete structural concrete, noise or dust pollution caused by construction are avoided, without system using steel construction
Make bridge abutment moulding plate and carry out reinforcement engineering construction etc., it is notable for Environmental Role, the increase of span ability, main pier can be reduced
Quantity, space under bridge also can obtain efficient utilization;3rd, the main pier combining structure of double steel meets the infrastructure requirement of wider bridge floor, section
The space saved can do Light-duty vehicle Lane, at utmost solve the problems, such as urban congestion using space under bridge, auxiliary;4th, the company of design is passed through
Arch springing lacing wire is connected by connection device with pressure-bearing steel arch pin, simple in construction, and connection is reliable, reusable.
The utility model is described in detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model pin-connected panel steel assembled pier;
Fig. 2 is the structural representation of bent cap in Fig. 1;
Fig. 3 is the structural representation of attachment means in the utility model pin-connected panel steel assembled pier;
Fig. 4 is Fig. 3 scheme of installation;
Fig. 5 is the structural representation of locking nut in Fig. 3.
In the accompanying drawings:1 is Antivibration block, and 2 be bent cap, and 2-1 is top flange plate, and 2-2 is bottom wing listrium, and 2-3 is setback plate,
3 be distribution column, and 4 be steel lagging jack, and 5 be arch springing lacing wire, and 6 be the main pier of steel, and 7 be pressure-bearing steel arch pin;
11 be conic pipe joint, and 11-1 is taper connection end, and 11-2 is spiral connecting groove, and 11-3 is external screw thread connection
Portion, 12 be locking nut, and 12-1 is female threaded joint, and 12-2 is taper compressed part, and 12-3 is spiral self-locking groove, and 13 be lock
Tight tapered sleeve, 13-1 are spiral locking grooves.
Embodiment
Referring to accompanying drawing 1, utility model provides a kind of pin-connected panel steel assembled pier, including steel pier stud and is fixed on steel
The bent cap 2 on pier stud top processed, key is:The structure of above-mentioned steel pier stud includes the main pier 6 of two steel and positioned at two steel master
Steel lagging jack 4 between pier 6, the both ends of above-mentioned steel lagging jack 4 are individually fixed in the top of the main pier 6 of two steel, and above-mentioned steel lagging jack 4 is H types
Steel is simultaneously processed into the arch being bent upwards.
The web of H profile steel uses waveform in above-mentioned steel lagging jack 4.The web of H profile steel is located at vertical plane in above-mentioned steel lagging jack 4
It is interior.Steel lagging jack 4 is the arch of microbend, and arch can use parabola or large radius circular curve.
Pressure-bearing steel arch pin 7 is welded with the both ends of steel lagging jack 4, above-mentioned steel lagging jack 4 is by pressure-bearing steel arch pin 7 and steel master
Pier 6 is fixed.
When across footpath is excessive, the supporting pressure-bearing steel of steel lagging jack 4 under bridge superstructure gravity load and Vehicle Load
Horizontal thrust is outwards produced at arch springing 7 and is unfavorable for the main stress of pier 6 of steel, arch springing lacing wire 5, the both ends of arch springing lacing wire 5 are devised for this
It is individually fixed on two pressure-bearing steel arch pin 7.Arch springing lacing wire 5 can be wire rod or type using the superior FRP material of tensile property
Material.
Antivibration block 1 is respectively fixed with the top both sides of bent cap 2.Antivibration block 1 is to be formed by steel plate bending or group
Weldering forms, and its section is trapezoidal.Steel Antivibration block 1 is welded and fixed with bent cap 2.
Referring to accompanying drawing 2, the structure of above-mentioned bent cap 2 includes top flange plate 2-1, the bottom wing listrium 2-2 that pier main with steel 6 is connected
And it is arranged on one or more setback plate 2-3 between top flange plate 2-1 and bottom wing listrium 2-2.Its transverse direction can use single-beam H
Shaped steel bent cap, can also twin beams be used to form box-type section steel lid beam.
Distribution column 3 is provided between bent cap 2 and steel lagging jack 4.Column 3 is distributed according to the design needs in bent cap 2 and steel arch
It is provided between rib 4 multiple.Steel lagging jack 4 sets ribs with distribution column 3 junction, to increase bonding strength.Distribution column 3 uses
Steel pipe or the formed steel construction such as square, groove profile, I-shaped transmit superstructure load to steel lagging jack 4, to distribute vertical pressure, increase
The rigidity of steel lid beam 2, its span ability is improved, reduce depth of section etc..
The main pier 6 of steel can use the structures such as steel pipe, shaped steel, truss, mainly undertake axial compressive force.
Design principle of the present utility model is as follows:Using arch(Steel lagging jack 4)Beam(Steel lid beam 2)Post(The main pier 6 of steel)It is combined
Form substructure can be made to meet wide bridge beam with slimmer and more graceful structure, bigger bearing capacity and span ability
It is required that.Steel lagging jack 4 has larger span ability, and it improves the rigidity of steel lid beam 2 by distributing column 3, can effectively reduce steel
The deck-molding of bent cap 2, material is saved, reduce deadweight, and structure is merrily and lightheartedly attractive in appearance, anti-seismic performance is good.Branch seat cushion is arranged on steel lid beam 2
Block, directly bears superstructure dead load and pressure that wheel mobile load passes over, and then pressure divides two parts to pass to the main pier of steel
6, a portion pressure passes to steel lagging jack 4 by distributing column 3, when transmitting pressure to steel lagging jack 4, is produced at arch springing perpendicular
To component and horizontal component, horizontal component is resisted by arch springing lacing wire 5, and vertical force component passes to the main pier 6 of steel;Another part pressure is straight
Connect and pass to the main pier 6 of steel, now vertical pressure is passed to pile foundation by the main pier 6 of steel again.
Step is as follows in the specific implementation for bridge pier of the present utility model:
(1), design according to demand and the Antivibration block 1 that is prefabricated in the factory, corrugated steel bent cap 2, distribution column 3, steel lagging jack 4,
Arch springing lacing wire 5, the main pier 6 of steel and pressure-bearing steel arch pin 7;Such as relating to the component such as roomy, overlength segmented can make, wherein Antivibration block
1 is welded in factory's manufacturing process on steel lid beam 2, distribution column 3 and the section welding fabrication of steel lagging jack 4, in pressure-bearing steel arch pin 7
The attachment means of arch springing lacing wire 5 are set during making.
(2), prefabricated each part transported to erecting bed.
(3), scene passes through Site Welding by bridge pier assembled formation, between each part or bolt connection is molded.
In above-mentioned steps, distribution column 3, the main pier 6 of steel preferentially realize bolt with the junction of steel lid beam 2 using reserved splice plate
Connection, processed with this and reduce Site Welding workload, it is ensured that steel combines the installation quality and efficiency of construction of pier.
When arch springing lacing wire 5 is FRP tubing, referring to accompanying drawing 3-5, above-mentioned attachment means include solid with pressure-bearing steel arch pin 7
Fixed and the conic pipe joint 11 matched with the flared end of FRP tubing and the locking nut 12 being threadedly coupled with conic pipe joint 11.
Conic pipe joint 11 is bolted or welded to be connected with pressure-bearing steel arch pin 7.
The structure of conic pipe joint 11 includes the taper connection end 11-1 being engaged with the flared end of FRP tubing and lock
The male threaded joint 11-3 of the tight cooperation of the nut 12 and spiral connecting groove 11-2 for being located at taper connection end 11-1 outer surfaces,
After tubing is pressed on conic pipe joint 11 by locking nut 12, the inner wall deformation of tubing enters above-mentioned spiral connecting groove 11-2
It is interior, so as to play a part of connecting and prevent to loosen.Taper connection end 11-1 cone angle is 3-7 °, and less cone angle facilitates pipe
The expansion of material termination, it is also convenient for installing.
The structure of locking nut 12 include inwall be provided be engaged with the male threaded joint 11-3 of conic pipe joint 11
Female threaded joint 12-1 and the taper of horn-like cavity is cooperatively formed with the taper connection end 11-1 of conic pipe joint 11
Compressed part 12-2.Taper compressed part 12-2 interior cone angle is less than or equal to taper connection end 11-1 outside cone angle, to adapt to tubing end
Deformation at mouthful after enlarging(The thickness of pipe is thinner at port)Make the seal face of tubing larger, also make spiral connecting groove
Tubing at 11-2 is by maximum thrust.
Spiral self-locking groove 12-3, the spiral self-locking groove 12-3 hand of spiral are provided with taper compressed part 12-2 inwall
It is identical with the hand of spiral of female threaded joint 12-1 screw threads, opposite with the spiral connecting groove 11-2 hand of spiral.Tubing
Inner wall deformation enters in above-mentioned spiral self-locking groove 12-3, and spiral self-locking groove 12-3 cooperatively forms with spiral connecting groove 11-2
The biconial self-locking structure of tubing, prevent tubing from unclamping, departing from conic pipe joint 11.More specifically, above-mentioned spiral self-locking is recessed
Groove 12-3 pitch is consistent with the pitch of female threaded joint 12-1 screw threads, to prevent from destroying the outer surface of tubing.
To prevent locking nut 12 from loosening, locking tapered sleeve 13 is connected with taper compressed part 12-2 end thread, is being locked
The conical inboard wall of tight tapered sleeve 13 is provided with spiral locking groove 13-1, the spiral locking groove 13-1 hand of spiral, locking tapered sleeve 13
It is consistent with the hand of spiral of screw thread at taper compressed part 12-2 screw threads and the spiral connecting groove 11-2 hand of spiral, tubing it is interior
Wall deforms into spiral locking groove 13-1 so that spiral locking groove 13-1 and spiral self-locking groove 12-3 cooperatively forms lock
The self-locking structure of tight nut.Spiral locks the self-locking knot that groove 13-1 and spiral self-locking groove 12-3 cooperatively forms locking nut 12
Structure, prevent the loosening being likely to occur after the long-time use of locking nut 12.Spiral locking groove 13-1 pitch and locking cone
Set 13 is consistent with the pitch at taper compressed part 12-2 external screw threads, to prevent from destroying the outer surface of tubing.
Installed after locking nut 12 and conic pipe joint 11 install, then by locking tapered sleeve 13 with locking nut 12.
The threaded connection part of locking tapered sleeve 13 and locking nut 12 should add screw threads for fastening agent.Locking nut 12 and locking tapered sleeve 13 are pacified
After installing, the outer wall of tubing is deformed into locking tapered sleeve 13 and the groove of locking nut 12, the hand of spiral of two grooves on the contrary,
Play the purpose for preventing that locking nut 12 from loosening.Attachment means of the present utility model are by tubing inside and outside wall in the different hands of spiral
Helical groove at deformation prevent the loosening of tubing and locking nut so that apparatus structure is simple, connection is reliable, can repeatedly weigh
Multiple effect, and will not also be loosened using rear tubing for a long time.
Pin-connected panel steel assembled pier of the present utility model, using steel construction, required for avoiding concrete structure construction
Template construct, concrete mixing, the process such as transport, pour, vibrating, required for reducing noise pollution and production concrete
The environmental pollution that building stones, sand etc. are brought, using steel construction dismounts facility, reusable edible value is high, CO2 emissions are low,
Long lifespan, high, antidetonation is good etc. is carried, be a kind of superior bridge pier structure.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof;To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that:Still
The embodiment of the present invention can be modified or equivalent substitution is carried out to some technical characteristics;Without departing from this hair
The spirit of bright technical scheme, it all should cover among the claimed technical scheme scope of the present invention.
Claims (10)
1. a kind of pin-connected panel steel assembled pier, including steel pier stud and the bent cap for being fixed on steel pier stud top(2), its feature
It is:The structure of the steel pier stud includes two main piers of steel(6)And positioned at two main piers of steel(6)Between steel lagging jack(4), institute
State steel lagging jack(4)Both ends be individually fixed in two main piers of steel(6)Top, the steel lagging jack(4)Be H profile steel and be processed into
The arch of upper bending.
2. pin-connected panel steel assembled pier according to claim 1, it is characterised in that:The steel lagging jack(4)Middle H profile steel
Web is waveform and is located in vertical plane.
3. pin-connected panel steel assembled pier according to claim 1, it is characterised in that:In steel lagging jack(4)Both ends welding
It is fixed with pressure-bearing steel arch pin(7), the steel lagging jack(4)By pressure-bearing steel arch pin(7)With the main pier of steel(6)It is fixed.
4. pin-connected panel steel assembled pier according to claim 3, it is characterised in that:In two main piers of steel(6)Between set
There is arch springing lacing wire(5), the arch springing lacing wire(5)Both ends be individually fixed in pressure-bearing steel arch pin(7)On.
5. pin-connected panel steel assembled pier according to claim 4, it is characterised in that:The arch springing lacing wire(5)It is FRP types
Material, the arch springing lacing wire(5)Both ends are by attachment means and pressure-bearing steel arch pin(7)It is connected.
6. pin-connected panel steel assembled pier according to claim 5, it is characterised in that:The arch springing lacing wire(5)It is FRP pipes
Material, the attachment means include and pressure-bearing steel arch pin(7)Conic pipe joint that is fixed and being matched with the flared end of FRP tubing(11)
And and conic pipe joint(11)The locking nut of threaded connection(12);The conic pipe joint(11)Structure include and FRP
The taper connection end that the flared end of tubing is engaged(11-1)With locking nut(12)The male threaded joint of cooperation(11-3)And
It is located at taper connection end(11-1)The spiral connecting groove of outer surface(11-2);The locking nut(12)Structure include with
Conic pipe joint(11)Male threaded joint(11-3)The female threaded joint being engaged(12-1)And and conic pipe joint
(11)Taper connection end(11-1)Cooperatively form the taper compressed part of horn-like cavity(12-2).
7. pin-connected panel steel assembled pier according to claim 6, it is characterised in that:In taper compressed part(12-2)It is interior
Wall is provided with spiral self-locking groove(12-3), the spiral self-locking groove(12-3)The hand of spiral and female threaded joint(12-1)
The hand of spiral of screw thread is identical, with spiral connecting groove(11-2)The hand of spiral it is opposite.
8. pin-connected panel steel assembled pier according to claim 7, it is characterised in that:In taper compressed part(12-2)End
End is threaded with locking tapered sleeve(13), in locking tapered sleeve(13)Conical inboard wall be provided with spiral locking groove(13-1), spiral
Lock groove(13-1)The hand of spiral, locking tapered sleeve(13)With taper compressed part(12-2)At screw thread the hand of spiral of screw thread and
Spiral connecting groove(11-2)The hand of spiral it is consistent, spiral locking groove(13-1)With spiral self-locking groove(12-3)Coordinate shape
Into the self-locking structure of locking nut.
9. pin-connected panel steel assembled pier according to claim 1, it is characterised in that:In bent cap(2)Top both sides point
Antivibration block is not fixed with it(1), the Antivibration block(1)It is into its section is trapezoidal by steel plate bending.
10. the pin-connected panel steel assembled pier according to claim any one of 1-9, it is characterised in that:In bent cap(2)With steel
Arch rib(4)Between be provided with distribution column(3).
Priority Applications (1)
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CN201720399682.7U CN206680860U (en) | 2017-04-17 | 2017-04-17 | Pin-connected panel steel assembled pier |
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CN201720399682.7U CN206680860U (en) | 2017-04-17 | 2017-04-17 | Pin-connected panel steel assembled pier |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107059601A (en) * | 2017-04-17 | 2017-08-18 | 邢台路桥建设总公司 | Pin-connected panel steel assembled pier |
CN110042745A (en) * | 2019-05-16 | 2019-07-23 | 兰州交通大学 | Antidetonation bridge pier component |
-
2017
- 2017-04-17 CN CN201720399682.7U patent/CN206680860U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107059601A (en) * | 2017-04-17 | 2017-08-18 | 邢台路桥建设总公司 | Pin-connected panel steel assembled pier |
CN110042745A (en) * | 2019-05-16 | 2019-07-23 | 兰州交通大学 | Antidetonation bridge pier component |
CN110042745B (en) * | 2019-05-16 | 2024-03-15 | 兰州交通大学 | Anti-seismic bridge pier assembly |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 054001, 79 Qiao Road, Qiaodong District, Hebei, Xingtai Patentee after: Xingtai road and Bridge Construction Group Co.,Ltd. Address before: 054001, 79 Qiao Road, Qiaodong District, Hebei, Xingtai Patentee before: XINGTAI ROAD & BRIDGE CONSTRUCTION GENERAL Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder |