CN208362893U - A kind of stub structure that can quickly repair and bridge - Google Patents
A kind of stub structure that can quickly repair and bridge Download PDFInfo
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- CN208362893U CN208362893U CN201820917111.2U CN201820917111U CN208362893U CN 208362893 U CN208362893 U CN 208362893U CN 201820917111 U CN201820917111 U CN 201820917111U CN 208362893 U CN208362893 U CN 208362893U
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- plate
- stub
- energy dissipating
- shearing energy
- ribbed stiffener
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Abstract
The stub structure and bridge that can be quickly repaired the utility model discloses one kind, stub structure includes that cushion cap and two are spaced the stub for being fixed on cushion cap, it is connected between two stubs by shearing energy dissipating component, shearing energy dissipating component includes two sections of pre-buried girder steels being embedded on the inside of two stubs respectively and the shearing energy dissipating section for being detachably connected two sections of pre-buried girder steels.When generating xial feed effect, axle power is transferred to ground beam by stub, and shearing energy dissipating component is not involved in stress；Under horizontal loads; stub generates lateral tilt, by shear-deformable to provide the anti-bending bearing capacity of stub in shearing energy dissipating section generation vertical plane, and generated and is plastically deformed by shearing energy dissipating section surrender; it absorbs and the most seismic energy that dissipates, to protect stub not damaged.And shearing energy dissipating section is removably, after strong earthquakes into, impaired shearing energy dissipating section can be changed to intact shearing energy dissipating section, the quick reparation after realizing shake.
Description
Technical field
The stub structure and bridge that can be quickly repaired the utility model relates to one kind.
Background technique
Traditional bridge structure design method is in order to realize that " probability of happening is higher more within by Bridge Design base period
It is general not damaged or be not required to repair and can continue to use when meeting earthquake effect, the probability of happening within by Bridge Design base period
When lower rarely occurred earthquake influences, should ensure that will not collapse or generate major structural damage, may continue to make after reinforced reparation
With " aseismic fortification objects, multi-pass cross raising structural strength, rigidity and ductility with meet its anti-seismic performance requirement.This small shake
Elastic design method is in order to realize Aseismic Design index, often using the hands such as increase structure section size or increase structural reinforcement
Section can not effectively reduce input earthquake and reduce the seismic response of structure, and when the size of geological process is more more than designing
When meeting geological process, structure relies primarily on plastic deformation and absorbs inputting seismic energy, and by certain Ductility Design to meet
Deformation requirements.But this design concept inevitably results in main structure body and is generated after shake compared with macrolesion and deformation, repairs and adds
Gu at high cost.Realize structure earthquake quickly repairs and the fast quick-recovery of bridge function be " recoverable function city " basic demand with
Important research direction.Restorability energy structure refers generally to not need to repair after structure meets with earthquake or appropriateness reparation can restore it
The structure of performance, the research and development and popularization and application of restorability energy structure can not only substantially reduce direct seismic damage loss, but also can show
Work shortens repairing efficiency after shake, can restore city for final realization and provide basic fundamental support.
And the stub quickly repaired after existing shake, it is quickly repaired after can only generally solving the shake of single stub, for
Using the bridge of twin columns pier structure, often without preferable restorative procedure.
Utility model content
The utility model provides the stub structure and bridge that one kind can be repaired quickly, and which overcome being deposited for background technique
Deficiency.The utility model solve the used technical solution of its technical problem first is that:
The stub structure that can quickly repair, it is characterised in that: it includes that cushion cap and two are spaced the stub for being fixed on cushion cap,
It is connected between two stubs by shearing energy dissipating component, shearing energy dissipating component includes two be embedded on the inside of two stubs respectively
The pre-buried girder steel of section and the shearing energy dissipating section for being detachably connected two sections of pre-buried girder steels.
Among one preferred embodiment: every section of pre-buried girder steel includes sequentially connected top plate, the first side plate, bottom plate and second side
Plate and the second side plate is located at outside stub, top plate, the first side plate, bottom plate and the second side plate surround a rectangle；Shearing energy dissipating section includes
Sequentially connected upper plate, first end plate, lower plate and the second end plate, upper plate, first end plate, lower plate and the second end plate surround a square
Shape, first end plate can be connect with assembling and disassembling with the second side plate of wherein one pre-buried girder steel, and the of the second end plate and another pre-buried girder steel
Two side plates can connect with assembling and disassembling.
Among one preferred embodiment: shearing energy dissipating component further includes support plate and web, and support plate and top plate and bottom plate are hung down
Straight arrangement, and support plate upper and lower ends are connect with top plate and bottom plate respectively, support plate left and right ends respectively with the first side plate and the
Two side plates are connected, and are carried out by the first shear stud between stub, top plate and support plate and stub, bottom plate and support plate
It is fixed；Web is arranged vertically with upper plate and lower plate, and web upper and lower ends are connect with upper plate and lower plate respectively, web left and right ends
It is connected respectively with first end plate and the second end plate；First end plate and wherein one second side plate, the second end plate and another second side
It is connected by the first friction type high strength bolt between plate.
Among one preferred embodiment: shearing energy dissipating component further includes for resisting shearing suffered by pre-buried girder steel and starting power
Additional bar component, additional bar component includes sleeve and the additional bar in sleeve, and additional bar both ends are stretched out
Outside sleeve, sleeve sequentially passes through top plate and bottom plate and its both ends is located at outside top plate and bottom plate.
Among one preferred embodiment: be provided with the first rectangle ribbed stiffener between top plate and bottom plate, the first rectangle ribbed stiffener with
First side plate is arranged in parallel and its upper and lower ends is connected with top plate and bottom plate respectively；The second square is provided between upper plate and lower plate
Shape ribbed stiffener, the second rectangle ribbed stiffener is arranged in parallel with first end plate and its upper and lower ends is connected with upper plate and lower plate respectively.
Among one preferred embodiment: shearing energy dissipating component further includes the first triangle ribbed stiffener and the two or three arranged vertically
Angular ribbed stiffener and horizontally disposed third triangle ribbed stiffener and the 4th triangle ribbed stiffener, the first triangle ribbed stiffener one
Side is connected with the second side plate, another side is connected with top plate or with bottom plate；Second triangle ribbed stiffener one side and first end plate
Or be connected with the second end plate, another side is connected with upper plate or with lower plate；Third triangle ribbed stiffener one side and the second side plate
Be connected, another side is connected with support plate, the 4th triangle ribbed stiffener is connected with first end plate or with the second end plate on one side,
Another side is connected with web.
Among one preferred embodiment: further including damper assembly, damper assembly includes T-steel plate, damper, connection
Plate, the crosspiece of T-steel plate is connect with cushion cap, damper both ends can connect with the vertical section of T-steel plate and connecting plate with assembling and disassembling respectively
It connects, connecting plate is connected with stub bottom end.
Among one preferred embodiment: damper assembly be equipped with six groups, every group respectively with three lateral surface phases of two stubs
Connection；And damper uses mild steel plate material.
Among one preferred embodiment: shearing energy dissipating section uses mild steel plate material.
The utility model solve the used technical solution of its technical problem second is that: it includes bridge ontology, bridge
Ontology is connected with stub top.
The technical program compared with the background art, it has the following advantages:
1. two adjacent stubs are attached by shearing energy dissipating component, when generating xial feed effect, axle power
It is transferred to ground beam by stub, shearing energy dissipating component is not involved in stress；Under horizontal loads, stub generates lateral tilt,
It is generated by shearing energy dissipating section shear-deformable to provide the anti-bending bearing capacity of stub and in the wrong by shearing energy dissipating section in vertical plane
Clothes generate plastic deformation, absorb and the most seismic energy that dissipates, to protect stub not damaged.And shearing energy dissipating section be can
Disassembly, after strong earthquakes into, impaired shearing energy dissipating section can be changed to intact shearing energy dissipating section, quickly repairing after realizing shake
It is multiple.
2. the stub structure further includes damper assembly, when small earthquake occurs, damper assembly and shearing energy dissipating component
Collective effect, damper, stub, pre-buried girder steel, shearing energy dissipating section, T-steel plate are in elastic stage；When generation strong earthquakes
When, since damper and shearing energy dissipating section use soft steel plate material, Plastic phase can produce shear yielding, can absorb to preferable
Most seismic energy, protects stub not destroy well, good seismic performance；Meanwhile will be lifted in stub
When, damper provides vertical restoring force for stub, improves the Self-resetting and resistance to capsizing of stub well；And it damps
Device is removably, after strong earthquakes into, impaired damper can be changed to intact damper, quickly repairing after realizing shake
It is multiple.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 depicts the schematic perspective view of stub structure.
Fig. 2 depicts the front schematic view of bridge.
Fig. 3 depicts the schematic top plan view of stub structure.
Fig. 4 depicts the schematic side view of bridge.
Fig. 5 depicts the 1-1 schematic cross-sectional view of Fig. 4.
Fig. 6 depicts the 2-2 schematic cross-sectional view of Fig. 5.
Fig. 7 depicts the assembling schematic diagram of stub Yu pre-buried girder steel.
Fig. 8 depicts the A-A schematic cross-sectional view of Fig. 7.
Fig. 9 depicts the B-B schematic cross-sectional view of Fig. 7.
Figure 10 depicts pre-buried girder steel and shears the connection schematic diagram of energy dissipating section.
Figure 11 depicts the connection schematic diagram of damper assembly and stub.
Figure 12 depicts the A-A schematic cross-sectional view of Figure 11.
Specific embodiment
Fig. 1 to Figure 12 is please referred to, for using a preferred embodiment of the bridge for the stub structure that can quickly repair.
Bridge includes bridge ontology 1 and stub structure, and stub structure includes that cushion cap 2 and two intervals are fixed on cushion cap 2
Stub 10 is connected between two stubs 10 by shearing energy dissipating component, and bridge ontology 1 is connected with 10 top of stub.
Preferably, isolation cushion 3 is provided between 10 top of bridge ontology 1 and stub.
The shearing energy dissipating component includes being embedded in two sections of pre-buried girder steels of the inside of two stubs 10 and removable respectively
Unload the shearing energy dissipating section of two sections of pre-buried girder steels of connection.
Every section of pre-buried girder steel includes sequentially connected top plate 21, the first side plate 22, bottom plate 23 and the second side plate 24 and second
Side plate 24 is located at outside stub 10, and top plate 21, the first side plate 22, bottom plate 23 and the second side plate 24 surround a rectangle；
In the present embodiment, shearing energy dissipating component further includes support plate 25, the cloth vertical with top plate 21 and bottom plate 23 of support plate 25
Set, and 25 upper and lower ends of support plate are connect with top plate 21 and bottom plate 23 respectively, 25 left and right ends of support plate respectively with the first side plate
22 are connected with the second side plate 24, between stub 10, top plate 21 and support plate 25 and stub 10, bottom plate 23 and support plate 25
It is fixed by the first shear stud 26.
In the present embodiment, shearing energy dissipating component further includes for resisting shearing suffered by pre-buried girder steel and starting the additional of power
Concrete-bar component, additional bar component include sleeve 27 and the additional bar 28 in sleeve 27, and 28 both ends of additional bar are stretched
Out outside sleeve 27, sleeve 27 sequentially passes through top plate 21 and bottom plate 23 and its both ends is located at outside top plate 21 and bottom plate 23.
In the present embodiment, each pre-buried girder steel is corresponding with two groups of additional bar components.
In the present embodiment, the first rectangle ribbed stiffener 30, the first rectangle ribbed stiffener 30 are provided between top plate 21 and bottom plate 23
With the first side plate 22 parallel arrangement and its upper and lower ends is connected with top plate 21 and bottom plate 23 respectively.The first rectangle ribbed stiffener 30
There must be enough thickness, be used to improve the out of plane stiffness of pre-buried girder steel, increase the energy of the anti-local buckling of pre-buried girder steel
Power.In the present embodiment, the first rectangle ribbed stiffener 30 set there are three and arranged for interval, wherein two the first rectangles positioned at left end
Ribbed stiffener 30 is located at same vertical plane with two groups of additional bar components respectively, so that this two the first rectangle ribbed stiffeners 30 are increasing
Power suffered by additional bar component can also be transmitted while pre-buried girder steel anti-local buckling's ability.Positioned at the first rectangle of right end
Ribbed stiffener 30 is aligned with the medial surface of stub 10.
In the present embodiment, shearing energy dissipating component further includes the first triangle ribbed stiffener 40 arranged vertically and horizontally disposed
Third triangle ribbed stiffener 41, the first number of triangle ribbed stiffener 40 is at least provided with two, wherein one first triangle is put more energy into
40 one side of rib is connected with the second side plate 24, another side is connected with top plate 21, another first triangle ribbed stiffener, 40 one side with
Second side plate 24 is connected, another side is connected with bottom plate 23.
41 numbers of third triangle ribbed stiffener are at least provided with two and longitudinal gap is arranged, third triangle ribbed stiffener 41 1
Side is connected with the second side plate 24, another side is connected with support plate 25.
Shearing energy dissipating section includes sequentially connected upper plate 51, first end plate 52, lower plate 53 and the second end plate 54, upper plate 51,
First end plate 52, lower plate 53 and the second end plate 54 surround a rectangle, the second side plate of first end plate 52 and a wherein pre-buried girder steel
24 can assemble and disassemble ground connection, and the second end plate 54 can be connect with assembling and disassembling with the second side plate 24 of another pre-buried girder steel.
In the present embodiment, shearing energy dissipating component further includes web 55, and web 55 is arranged vertically with upper plate 51 and lower plate 53, and
55 upper and lower ends of web are connect with upper plate 51 and lower plate 53 respectively, 55 left and right ends of web respectively with first end plate 52 and second end
Plate 54 is connected.
In the present embodiment, shearing energy dissipating section uses mild steel plate material.
Pass through first between first end plate 52 and wherein one second side plate 24, the second end plate 54 and another second side plate 24
Friction type high strength bolt 56 is connected.It, can be by dismantling the first friction type high strength bolt 56 when shearing the damage of energy dissipating section
To remove the shearing energy dissipating section of damage, new shearing energy dissipating section is replaced.
In the present embodiment, the second rectangle ribbed stiffener 57, the second rectangle ribbed stiffener 57 are provided between upper plate 51 and lower plate 53
With the parallel arrangement of first end plate 52 and its upper and lower ends is connected with upper plate 51 and lower plate 53 respectively.Second rectangle ribbed stiffener 57 it
Thickness is than the thinner thickness of the first rectangle ribbed stiffener 30, and pre-buried girder steel is not damaged when guaranteeing that earthquake occurs, and generates damage
Be shearing energy dissipating section.
In the present embodiment, shearing energy dissipating component further includes the second triangle ribbed stiffener 60 arranged vertically and horizontally disposed
4th triangle ribbed stiffener 61, there are four the second number of triangle ribbed stiffener 60 is set, four 60 both sides of the second triangle ribbed stiffener
Respectively with first end plate 52 and top plate 51, the second end plate 54 and top plate 51, first end plate 51 and bottom plate 53, the second end plate 54 and bottom
Plate 53 is connected.4th number of triangle ribbed stiffener 61 is at least provided with two, wherein 61 both sides of a 4th triangle ribbed stiffener point
Be not connected with first end plate 52 and web 55, another 4th triangle ribbed stiffener, 61 both sides respectively with the second end plate 54 and web
55 are connected.In the present embodiment, the 4th number of triangle ribbed stiffener 61 is set as four, is connected with first end plate 52 and web 55
61 numbers of the 4th triangle ribbed stiffener be two and upper and lower arranged for interval, the 4th to be connected with the second end plate 54 and web 55
61 numbers of triangle ribbed stiffener are two and upper and lower arranged for interval.
In the present embodiment, which further includes damper assembly, and damper assembly includes T-steel plate 70, damper
71, connecting plate 72, the crosspiece of T-steel plate 70 connect with cushion cap 2,71 both ends of damper respectively with the vertical section of T-steel plate 70 and
Connecting plate 72 can assemble and disassemble ground connection, and connecting plate 72 is connected with 10 bottom end of stub.
In the present embodiment, it is attached between the crosspiece and cushion cap 2 of T-steel plate 70 by screw rod 73, when being attached,
Enough pretightning forces need to be applied to each screw rod, to improve reliability, anti-loose ability and the fatigue strength of screw rod connection.
Between damper 71 and the vertical section of T-steel plate 70, pass through the second friction between damper 71 and connecting plate 72
Type high-strength bolt 74 is attached, to facilitate the disassembly of damper 71；Pass through third shearing resistance between connecting plate 72 and stub 10
Peg 75 is attached.
In the present embodiment, damper assembly is equipped with six groups, and every group is connected with three lateral surfaces of two stubs 10 respectively.
In the present embodiment, damper 71 uses mild steel plate material.
In the present embodiment, which further includes steel plate bucket 80, and steel plate bucket 80 is fixedly attached in the outer of 10 bottom of stub
Side.Preferably, it is surrounded by groove at the top of steel plate bucket 80, helps avoid Local Cracking phenomenon caused by under Moment.
When small earthquake occurs, damper assembly and shearing energy dissipating component collective effect are damper 71, stub 10, pre-buried
Girder steel, shearing energy dissipating section, T-steel plate 70 are in elastic stage；When strong earthquakes occur, due to damper 71 and shearing energy dissipating
The soft steel plate material of Duan Caiyong, Plastic phase can produce shear yielding, can absorb most seismic energy, well to preferable
Stub 10 is protected not destroy, good seismic performance；Meanwhile when stub 10 will lift, damper 71 is stub
Vertical restoring force is provided, improves the Self-resetting and resistance to capsizing of stub 10 well；And damper 71 and shearing energy dissipating
Section is removably, after strong earthquakes, can to change impaired damper 71 and shearing energy dissipating section into intact damper and cut
Energy dissipating section is cut, the quick reparation after realizing shake.
The above, only the utility model preferred embodiment, therefore, it cannot be limited according to, and the utility model is implemented
It is practical new to should still belong to this for range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual
In the range of type covers.
Claims (10)
1. the stub structure that one kind can be repaired quickly, it is characterised in that: it includes that cushion cap and two are spaced the column for being fixed on cushion cap
Pier is connected between two stubs by shearing energy dissipating component, and shearing energy dissipating component includes being embedded on the inside of two stubs respectively
Two sections of pre-buried girder steels and be detachably connected the shearing energy dissipating section of two sections of pre-buried girder steels.
2. the stub structure that one kind according to claim 1 can be repaired quickly, it is characterised in that: every section of pre-buried girder steel includes
Sequentially connected top plate, the first side plate, bottom plate and the second side plate and the second side plate is located at outside stub, top plate, the first side plate, bottom plate
A rectangle is surrounded with the second side plate；Shearing energy dissipating section includes sequentially connected upper plate, first end plate, lower plate and the second end plate, on
Plate, first end plate, lower plate and the second end plate surround a rectangle, and first end plate and the second side plate of wherein one pre-buried girder steel can be assembled and disassembled
Ground connection, the second end plate can be connect with assembling and disassembling with the second side plate of another pre-buried girder steel.
3. the stub structure that one kind according to claim 2 can be repaired quickly, it is characterised in that: shearing energy dissipating component also wraps
Support plate and web are included, support plate is arranged vertically with top plate and bottom plate, and support plate upper and lower ends connect with top plate and bottom plate respectively
It connects, support plate left and right ends are connected with the first side plate and the second side plate respectively, stub, top plate and support plate and stub, bottom
It is fixed by the first shear stud between plate and support plate；Web is arranged vertically with upper plate and lower plate, and above and below web
Both ends are connect with upper plate and lower plate respectively, and web left and right ends are connected with first end plate and the second end plate respectively；First end plate
It is connected by the first friction type high strength bolt between wherein one second side plate, the second end plate and another second side plate.
4. the stub structure that one kind according to claim 2 can be repaired quickly, it is characterised in that: shearing energy dissipating component also wraps
It includes for resisting shearing suffered by pre-buried girder steel and starting the additional bar component of power, additional bar component includes sleeve and is located at
Additional bar in sleeve, additional bar both ends are stretched out outside sleeve, and sleeve sequentially passes through top plate and bottom plate and its both ends is distinguished
Outside top plate and bottom plate.
5. the stub structure that can be quickly repaired according to one kind described in Claims 2 or 3 or 4, it is characterised in that: top plate and bottom plate
Between be provided with the first rectangle ribbed stiffener, the first rectangle ribbed stiffener and the first side plate parallel arrangement and its upper and lower ends respectively with top
Plate is connected with bottom plate；The second rectangle ribbed stiffener is provided between upper plate and lower plate, the second rectangle ribbed stiffener and first end plate are flat
Row is arranged and its upper and lower ends is connected with upper plate and lower plate respectively.
6. the stub structure that one kind according to claim 3 can be repaired quickly, it is characterised in that: shearing energy dissipating component also wraps
Include the first triangle ribbed stiffener arranged vertically and the second triangle ribbed stiffener and horizontally disposed third triangle ribbed stiffener
With the 4th triangle ribbed stiffener, the first triangle ribbed stiffener is connected with the second side plate on one side, another side and top plate or and bottom plate
It is connected；Second triangle ribbed stiffener is connected with first end plate or with the second end plate on one side, another side and upper plate or and lower plate
It is connected；Third triangle ribbed stiffener is connected with the second side plate on one side, another side is connected with support plate, and the 4th triangle adds
Strength rib is connected with first end plate or with the second end plate on one side, another side is connected with web.
7. the stub structure that can be quickly repaired according to one kind described in Claims 2 or 3 or 4, it is characterised in that: further include damping
Device assembly, damper assembly include T-steel plate, damper, connecting plate, and the crosspiece of T-steel plate connect with cushion cap, damper both ends
It can be connect with assembling and disassembling with the vertical section of T-steel plate and connecting plate respectively, connecting plate is connected with stub bottom end.
8. the stub structure that one kind according to claim 7 can be repaired quickly, it is characterised in that: damper assembly is equipped with six
Group, every group is connected with three lateral surfaces of two stubs respectively；And damper uses mild steel plate material.
9. the stub structure that one kind described according to claim 1 or 2 or 3 or 4 or 6 can be repaired quickly, it is characterised in that: shearing
Energy dissipating section uses mild steel plate material.
10. a kind of bridge using the stub structure that can be quickly repaired described in any one of claim 1 to 9, feature
Be: it includes bridge ontology, and bridge ontology is connected with stub top.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820917111.2U CN208362893U (en) | 2018-06-13 | 2018-06-13 | A kind of stub structure that can quickly repair and bridge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820917111.2U CN208362893U (en) | 2018-06-13 | 2018-06-13 | A kind of stub structure that can quickly repair and bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532447A (en) * | 2018-06-13 | 2018-09-14 | 华侨大学 | The stub structure and bridge that can quickly repair |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532447A (en) * | 2018-06-13 | 2018-09-14 | 华侨大学 | The stub structure and bridge that can quickly repair |
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