CN107974922A - A kind of highway bridge antishock device with overturn-preventing - Google Patents
A kind of highway bridge antishock device with overturn-preventing Download PDFInfo
- Publication number
- CN107974922A CN107974922A CN201711296205.9A CN201711296205A CN107974922A CN 107974922 A CN107974922 A CN 107974922A CN 201711296205 A CN201711296205 A CN 201711296205A CN 107974922 A CN107974922 A CN 107974922A
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- bridge
- pier
- overturn
- preventing
- plate
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- 230000000703 anti-shock Effects 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000013016 damping Methods 0.000 claims abstract description 26
- 230000035939 shock Effects 0.000 claims abstract description 25
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 239000000725 suspension Substances 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
- 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
A kind of highway bridge the invention discloses bridge technology field is used and has the function of the antishock device of overturn-preventing,Including bridge,The bottom of the bridge is plugged with bridge pier,The flexible filled layer of lumen loading of the bridge,The inner cavity of the elastic packed layer is provided with damping group plate,The damping group plate is installed on the top of upper bridge pier,The bottom of the bridge is provided with lateral shock absorbing mechanism,The lateral shock absorbing mechanism is socketed in the outer wall of bridge pier,The bottom of the upper bridge pier is provided with connection pier plate,The bottom of the connection pier plate is provided with lower bridge pier,The bottom of the lower bridge pier is provided with base,Between the bridge and connection pier plate overturn-preventing mechanism is both provided between connection pier plate and base,There is good protective effect to highway bridge,When earthquake,Also it can effectively prevent phenomenon of the bridge because of the unbalance run-off the straight of stress,It is simple in structure,It greatly strengthen the anti seismic efficiency and service life of highway bridge.
Description
Technical field
The present invention relates to bridge technology field, is specially a kind of highway bridge antishock device with overturn-preventing.
Background technology
Science of bridge building as important transport hub is obstructed towards disaster area after being destroyed in earthquake by serious
Lifeline, influences the promptness of the disaster relief, and great inconvenience is brought to the disaster relief and post-disaster reconstruction.At the same time, with present society
Economic continuous development, the living standard of people are also constantly being lifted, and the pursuit for quality of the life is also higher and higher, bridge
It is the infrastructure in daily life, its distribution is wide, and public character is strong, and applicability and security are to ensure that it is provided just for people
The precondition of profit.One of country multiple as earthquake of China, the anti-seismic performance of bridge just pass the imperial examinations at the provincial level foot gently as Bridge Design
A part for weight.Bridge is a kind of overhead artificial passage, is made of superstructure, substructure and accessory structure three parts,
Superstructure includes the body of a bridge and bridge floor, and the form of superstructure has simply supported beam, continuous beam, rigid frame bridge, arch bridge, suspension bridge, oblique pull
Bridge etc..The form of substructure has bridge pier, abutment, and base form has Extended chemotherapy, pile foundation and ground continuous wall base etc..It is attached
Belonging to structure has guardrail, pavement, expansion joint, bearing, attachment strap etc..At the same time during bridge construction, the base position of bridge into
Row damping processing lifts the service life of bridge, it can be achieved that device reduces the stress between bridge parts.
But bridge aseismic devices only play bridge support on vertical direction and damping used by the prior art
Effect, and such as Chinese Patent Application No. is a kind of highway bridge damping devices of CN201621253916.9, including with
The support plate of bridge connection and the support base being connected with bridge pier, the downside of the support plate are equipped with multiple upper fixed blocks, support
The upside of base is equipped with multiple corresponding lower fixed blocks vertical with upper fixed block, is equipped with and supports between upper fixed block and lower fixed block
Spring, the downside left and right ends of support plate are equipped with support column, and the upside left and right ends of support base are equipped with erects with support column
Straight corresponding outer sleeve, inner sleeve is equipped between first annular flange and the second annular flange in sliding sleeve on support column, annular
Resilient material is filled between the outside of groove and outer sleeve inner wall.Stable structure of the present invention is reliable, has to bridge structure good
Good protective effect, but when an earthquake occurs, bridge not only creates very big vertical force and also has horizontal force, makes precast bridge
The displacement of plate occurred level and upper and lower displacement, when displacement exceedes precast bridge plate on bridge pier after shelving width, and at this time
Bridge does not have Overthrow preventing device, easily triggers capsizing case, and not only bridge is damaged, and pedestrian on bridge, under bridge and
Serious accident occurs in vehicle.
Based on this, the present invention devises a kind of highway bridge antishock device with overturn-preventing, above-mentioned to solve
Problem.
The content of the invention
Being used it is an object of the invention to provide a kind of highway bridge has the function of the antishock device of overturn-preventing, above-mentioned to solve
Itd is proposed in background technology when an earthquake occurs, bridge not only creates very big vertical force and also has horizontal force, makes precast bridge
The displacement of plate occurred level and upper and lower displacement, when displacement exceedes precast bridge plate on bridge pier after shelving width, and at this time
Bridge does not have Overthrow preventing device, easily triggers capsizing case, and not only bridge is damaged, and pedestrian on bridge, under bridge and
The problem of serious accident occurs in vehicle.
To achieve the above object, the present invention provides following technical solution：A kind of highway bridge, which is used, has the function of overturn-preventing
Antishock device, including bridge, the bottom of the bridge are plugged with bridge pier, and the lumen loading of the bridge is flexible to be filled out
Layer is filled, the inner cavity of the elastic packed layer is provided with damping group plate, and the damping group plate is installed on the top of upper bridge pier, the bridge
The bottom of beam body is provided with lateral shock absorbing mechanism, and the lateral shock absorbing mechanism is socketed in the outer wall of bridge pier, the upper bridge pier
Bottom is provided with connection pier plate, and the bottom of the connection pier plate is provided with lower bridge pier, and the bottom of the lower bridge pier is provided with base,
Between the bridge and connection pier plate overturn-preventing mechanism, the bottom of the base are both provided between connection pier plate and base
Pedestal is provided with, the bottom of the base offers straight slot, and the inner cavity of the straight slot is evenly arranged with beam, the beam
Bottom be arranged on the top of pedestal.
Preferably, the lateral shock absorbing mechanism includes cross spacing sleeve and cross spacing spring, and cross spacing spring
It is uniformly arranged on the inner cavity of cross spacing sleeve.
Preferably, the bottom of the upper bridge pier offers upper groove, and lower groove is offered at the top of the lower bridge pier, described
Connecting pole is connected between upper groove and lower groove, the mobile lantern ring, the bottom of the connecting pole are provided with the top of the connecting pole
Portion is provided with retaining collar, and the retaining collar is fixed at the bottom of lower groove, and the outer wall of the connecting pole, which is socketed with, to be subtracted
Spring is shaken, the mobile lantern ring is arranged on the top of damping spring.
Preferably, it is provided with cushion rubber layer between the upper bridge pier and lower bridge pier.
Preferably, the overturn-preventing mechanism includes connecting plate, and the top both ends of the connecting plate are mounted on fixed bolt,
Positioning grab is installed, the bottom of the connecting plate is evenly arranged with shock structure at the top of the fixed bolt.
Preferably, the positioning grab is in the setting of falling "Ji" type.
Preferably, the shock structure includes mobile inner cylinder, and the bottom of the mobile inner cylinder is socketed with outer sleeve, the overcoat
The top of cylinder is provided with the convex pad of sealing, and the convex cushion cover of sealing is connected on the outer wall of mobile inner cylinder, the bottom peace of the mobile inner cylinder
Equipped with spring base, the intracavity bottom of the outer sleeve is provided with resilient support pad, between the spring base and resilient support pad
It is even to be provided with elastic component.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention by bridge and upper bridge pier, on bridge pier and
Longitudinal damping device is provided between lower bridge pier and lower bridge pier and base, ensure that highway bridge has under vibrating conditions
Good cushioning effect, the position for carrying out occurring lateral displacement between bridge and upper bridge pier, is additionally arranged horizontal shock-absorbing knot
Structure, avoids the phenomenon that bridge is destroyed in case of shock, and is additionally arranged overturn-preventing mechanism so that bridge not only has
Good shock resistance, also has the function that overturn-preventing, there is good protective effect to highway bridge, when earthquake,
Also phenomenon of the bridge because of the unbalance run-off the straight of stress is can effectively prevent, it is simple in structure, it greatly strengthen the antidetonation of highway bridge
Effect and service life.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, embodiment will be described below required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is A portions of the present invention enlarged drawing；
Fig. 3 is overturn-preventing mechanism structure schematic diagram of the present invention；
Fig. 4 is shock structure structure diagram of the present invention.
In attached drawing, parts list represented by the reference numerals is as follows：
1- bridges, the upper bridge piers of 2-, 3- elastic packed layers, 4- damping group plates, 5- lateral shock absorbing mechanisms, 6- connection pier plates,
Bridge pier under 7-, 8- overturn-preventings mechanism, 81- connecting plates, 82- fixed bolts, 83- positioning grab, 84- shock structures, 841- movement in
Cylinder, 842- outer sleeves, 843- seal convex pad, 844- spring bases, 845- resilient support pads, 846- elastic components, 9- bases, 10- bases
Seat, 11- straight slots, 12- beams, 13- upper grooves, 14- lower grooves, 15- connecting poles, the 16- movement lantern rings, 17- retaining collars,
18- damping springs.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment, belongs to the scope of protection of the invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of highway bridge antidetonation with overturn-preventing
Device, including bridge 1, the bottom of the bridge 1 are plugged with bridge pier 2, and the lumen loading of the bridge 1 is flexible to be filled out
Layer 3 is filled, the inner cavity of the elastic packed layer 3 is provided with damping group plate 4, and the damping group plate 4 is installed on the top of upper bridge pier 2,
The bottom of the bridge 1 is provided with lateral shock absorbing mechanism 5, and the lateral shock absorbing mechanism 5 is socketed in the outer wall of bridge pier 2, institute
The bottom for stating bridge pier 5 is provided with connection pier plate 6, and the bottom of the connection pier plate 6 is provided with lower bridge pier 7, the lower bridge pier 7
Bottom is provided with base 9, and anti-dumping is both provided between connection pier plate 6 and base 9 between the bridge 1 and connection pier plate 6
Mechanism 8 is covered, the bottom of the base 9 is provided with pedestal 10, and the bottom of the base 9 offers straight slot 11, the straight slot 11
Inner cavity is evenly arranged with beam 12, and the bottom of the beam 12 is arranged on the top of pedestal 10.
Wherein, the lateral shock absorbing mechanism 5 includes cross spacing sleeve and cross spacing spring, and cross spacing spring is equal
The even inner cavity for being arranged on cross spacing sleeve, when lateral displacement occurs for bridge 1, the cross spacing bullet in cross spacing sleeve
Spring has the function that good damping, reduces the impact brought due to vibrations to upper bridge pier 2, the bottom of the upper bridge pier 2 is opened
Equipped with upper groove 13, the top of the lower bridge pier 7 offers lower groove 14, is connected between the upper groove 13 and lower groove 14
Connecting pole 15, the top of the connecting pole 15 are provided with the mobile lantern ring 16, and the bottom of the connecting pole 15 is provided with retaining collar
17, the retaining collar 17 is fixed at the bottom of lower groove 14, and the outer wall of the connecting pole 15 is socketed with damping spring 18,
The mobile lantern ring 16 is arranged on the top of damping spring 18, and yielding rubber is provided between the upper bridge pier 2 and lower bridge pier 7
Layer, and be aided with damping spring 18 in the outer wall of connecting pole 15 good buffering is played to the connection between upper bridge pier 2 and lower bridge pier 7
Effect, avoids the phenomenon using the isolated easy avalanche of bridge pier, and the overturn-preventing mechanism 8 includes connecting plate 81, the connecting plate
81 top both ends are mounted on fixed bolt 82, and the top of the fixed bolt 82 is provided with positioning grab 83, the connection
The bottom of plate 81 is evenly arranged with shock structure 84, and the fixed bolt 82 on connecting plate 81 and positioning grab 83 are fixed on bridge
1 and lower bridge pier 7 in, secure the connection between connection and lower bridge pier 7 and the base 9 between bridge 1 and upper bridge pier 2, keep away
Exempt to find the phenomenon toppled in the case of bridge pier earthquake, effect firm well, the positioning grab 83 are played to bridge pier
In the setting of falling "Ji" type, the stable connection of increase connecting plate 81, the shock structure 84 includes mobile inner cylinder 841, the shifting
The bottom of dynamic inner cylinder 841 is socketed with outer sleeve 842, and the top of the outer sleeve 842 is provided with the convex pad 843 of sealing, the sealing
Convex pad 843 is socketed in the outer wall of mobile inner cylinder 841, and the bottom of the mobile inner cylinder 841 is provided with spring base 844, the overcoat
The intracavity bottom of cylinder 842 is provided with resilient support pad 845, is evenly arranged between the spring base 844 and resilient support pad 845
Elastic component 846, overturn-preventing mechanism 8 not only have the function that overturn-preventing, also with good damping effect.
One of the present embodiment has particular application as：By the way that the top of upper bridge pier 2 to be fixed on to the inner cavity of bridge 1, and
Upper 2 top of bridge pier sets damping group plate 4, impact of collision of the bridge 1 to upper bridge pier 2 is effectively prevent, in bridge 1 and upper bridge
Lateral shock absorbing mechanism 5 is additionally arranged between pier 2, lateral shock absorbing mechanism 5 includes cross spacing sleeve and cross spacing spring, laterally limit
Position sleeve is integrally formed with bridge 1, when lateral displacement occurs for bridge 1, the cross spacing spring in cross spacing sleeve
There is good damping, the impact brought due to vibrations to upper bridge pier 2 is reduced, in addition in upper bridge pier 2 and lower bridge pier 7
Between add damping spring 18 good cushioning effect played to the connection between upper bridge pier 2 and lower bridge pier 7, avoid using isolated
The easy avalanche of bridge pier phenomenon, be finally provided with beam 12 between lower bridge pier 7 and base 9, ensure that highway bridge
There is good cushioning effect under vibrating conditions, avoid the phenomenon that bridge is destroyed in case of shock, in order to avoid
Capsizing case, what is consolidated between bridge 1 and upper bridge pier 2 and lower bridge pier 7 and base 9 is provided with overturn-preventing mechanism 8, overturn-preventing
Mechanism 8 not only has the function that overturn-preventing, also with good damping effect, can effectively avoid bridge 1 from toppling and lead
Bridge is caused to be destroyed, it is simple in structure, it greatly strengthen the anti seismic efficiency and service life of highway bridge.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one implementation of the present invention is contained in reference to the embodiment or example particular features, structures, materials, or characteristics described
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can close in any one or more embodiments or example
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is in order to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (7)
1. a kind of highway bridge antishock device with overturn-preventing, including bridge (1), it is characterised in that：The bridge
The bottom of beam body (1) is plugged with bridge pier (2), the flexible filled layer of lumen loading (3) of the bridge (1), the elasticity
The inner cavity of filled layer (3) is provided with damping group plate (4), and the damping group plate (4) is installed on the top of upper bridge pier (2), the bridge
The bottom of beam body (1) is provided with lateral shock absorbing mechanism (5), and the lateral shock absorbing mechanism (5) is socketed in the outer wall of bridge pier (2),
The bottom of the upper bridge pier (5) is provided with connection pier plate (6), and the bottom of the connection pier plate (6) is provided with lower bridge pier (7), institute
The bottom for stating lower bridge pier (7) is provided with base (9), the bridge (1) be connected between pier plate (6) and connect pier plate (6) with
Overturn-preventing mechanism (8) is both provided between base (9), the bottom of the base (9) is provided with pedestal (10), the base (9)
Bottom offer straight slot (11), the inner cavity of the straight slot (11) is evenly arranged with beam (12), the beam (12)
Bottom is arranged on the top of pedestal (10).
A kind of 2. highway bridge according to claim 1 antishock device with overturn-preventing, it is characterised in that：Institute
Stating lateral shock absorbing mechanism (5) includes cross spacing sleeve and cross spacing spring, and cross spacing spring is uniformly arranged on transverse direction
The inner cavity of spacing collar.
A kind of 3. highway bridge according to claim 1 antishock device with overturn-preventing, it is characterised in that：Institute
The bottom for stating bridge pier (2) offers upper groove (13), offers lower groove (14) at the top of the lower bridge pier (7), it is described on
Connecting pole (15) is connected between groove (13) and lower groove (14), the mobile lantern ring is provided with the top of the connecting pole (15)
(16), the bottom of the connecting pole (15) is provided with retaining collar (17), and the retaining collar (17) is fixed at lower groove
(14) bottom, the outer wall of the connecting pole (15) are socketed with damping spring (18), and the mobile lantern ring (16) is arranged on damping
The top of spring (18).
A kind of 4. highway bridge according to claim 1 antishock device with overturn-preventing, it is characterised in that：Institute
State and be provided with cushion rubber layer between bridge pier (2) and lower bridge pier (7).
A kind of 5. highway bridge according to claim 1 antishock device with overturn-preventing, it is characterised in that：Institute
Stating overturn-preventing mechanism (8) includes connecting plate (81), and the top both ends of the connecting plate (81) are mounted on fixed bolt (82), institute
State and positioning grab (83) is installed at the top of fixed bolt (82), the bottom of the connecting plate (81) is evenly arranged with shock structure
(84)。
A kind of 6. highway bridge according to claim 5 antishock device with overturn-preventing, it is characterised in that：Institute
It is in the setting of falling "Ji" type to state positioning grab (83).
A kind of 7. highway bridge according to claim 5 antishock device with overturn-preventing, it is characterised in that：Institute
Stating shock structure (84) includes mobile inner cylinder (841), and the bottom of the mobile inner cylinder (841) is socketed with outer sleeve (842), described outer
The convex pad (843) of sealing is provided with the top of sleeve (842), the convex pad (843) of sealing is socketed in the outer of mobile inner cylinder (841)
Wall, the bottom of the mobile inner cylinder (841) are provided with spring base (844), and the intracavity bottom of the outer sleeve (842) is provided with bullet
Property supporting pad (845), the spring base (844) and resilient support pad (845) between be evenly arranged with elastic component (846).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711296205.9A CN107974922B (en) | 2017-12-08 | 2017-12-08 | A kind of antishock device of the highway bridge with overturn-preventing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711296205.9A CN107974922B (en) | 2017-12-08 | 2017-12-08 | A kind of antishock device of the highway bridge with overturn-preventing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107974922A true CN107974922A (en) | 2018-05-01 |
| CN107974922B CN107974922B (en) | 2019-07-02 |
Family
ID=62009514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711296205.9A Active CN107974922B (en) | 2017-12-08 | 2017-12-08 | A kind of antishock device of the highway bridge with overturn-preventing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107974922B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108611962A (en) * | 2018-05-16 | 2018-10-02 | 李明 | A kind of bridge vibration absorber |
| CN109235233A (en) * | 2018-10-22 | 2019-01-18 | 北方民族大学 | A kind of high energy dissipation type bridge earthquake resistance device |
| CN112523069A (en) * | 2020-12-16 | 2021-03-19 | 重庆交通大学 | Bridge anti-falling beam device with sliding damping mechanism |
| CN115418982A (en) * | 2022-10-12 | 2022-12-02 | 中建二局第一建筑工程有限公司 | Reinforcing apparatus that inclines is set up defences to highway municipal administration bridge monolithic roof beam structure |
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| CN2934342Y (en) * | 2006-06-26 | 2007-08-15 | 刘绍宁 | Spring steel bridge girder |
| KR20090046127A (en) * | 2007-11-05 | 2009-05-11 | 대봉비엠텍 주식회사 | Elastomeric bearing allowable for the complex movement |
| CN106087704A (en) * | 2016-06-28 | 2016-11-09 | 杜桂菊 | Single column pier bridge antidumping system |
| CN106120545A (en) * | 2016-08-24 | 2016-11-16 | 中铁二院工程集团有限责任公司 | A kind of method utilizing beam body to improve anti-seismic performance of beam bridge |
| CN106284060A (en) * | 2016-10-11 | 2017-01-04 | 重庆交通大学 | Bridge pier assembly for Bridge Seismic |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2934342Y (en) * | 2006-06-26 | 2007-08-15 | 刘绍宁 | Spring steel bridge girder |
| KR20090046127A (en) * | 2007-11-05 | 2009-05-11 | 대봉비엠텍 주식회사 | Elastomeric bearing allowable for the complex movement |
| CN106087704A (en) * | 2016-06-28 | 2016-11-09 | 杜桂菊 | Single column pier bridge antidumping system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108611962A (en) * | 2018-05-16 | 2018-10-02 | 李明 | A kind of bridge vibration absorber |
| CN109235233A (en) * | 2018-10-22 | 2019-01-18 | 北方民族大学 | A kind of high energy dissipation type bridge earthquake resistance device |
| CN109235233B (en) * | 2018-10-22 | 2024-03-01 | 北方民族大学 | High energy dissipation type bridge anti-seismic device |
| CN112523069A (en) * | 2020-12-16 | 2021-03-19 | 重庆交通大学 | Bridge anti-falling beam device with sliding damping mechanism |
| CN115418982A (en) * | 2022-10-12 | 2022-12-02 | 中建二局第一建筑工程有限公司 | Reinforcing apparatus that inclines is set up defences to highway municipal administration bridge monolithic roof beam structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107974922B (en) | 2019-07-02 |
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Effective date of registration: 20240726 Address after: No.1-8, 15th floor, unit 1, building 1, 2, 3, 4, 5, group x, Guiyang Century City, no.6, Jinyang South Road, guanshanhu District, Guiyang City, Guizhou Province, 550000 Patentee after: Guizhou Baisheng Suyuan Engineering Technology Management Co.,Ltd. Country or region after: China Address before: Room 1001, Unit 2, Building H, Xinxinyuan Community, Yunyan District, Guiyang City, Guizhou Province, 550000 Patentee before: Xia Siyang Country or region before: China |