CN209178797U - A kind of bridge earthquake resistance attachment device - Google Patents
A kind of bridge earthquake resistance attachment device Download PDFInfo
- Publication number
- CN209178797U CN209178797U CN201821669832.2U CN201821669832U CN209178797U CN 209178797 U CN209178797 U CN 209178797U CN 201821669832 U CN201821669832 U CN 201821669832U CN 209178797 U CN209178797 U CN 209178797U
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- bridge
- arc
- abutment
- frame
- support base
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Abstract
The utility model discloses a kind of bridge earthquake resistance attachment devices, including pedestal, bridge floor and fixing sleeve, the pedestal upper center is equipped with bridge pier, the bridge pier side wall upper part is arranged with fixing sleeve, the fixing sleeve left and right sidewall is symmetrically arranged with fixing piece, and the bridge pier upper end is equipped with abutment, is symmetrically arranged with hydraulic cylinder at left and right sides of the abutment upper end, the piston rod side wall of the hydraulic cylinder is arranged with compressed spring, and the abutment upper center is equipped with arc-shaped shock-absorbing frame.The utility model designs rationally in structure, and damper is arranged, and is conducive to carry out bridge basic up-down vibration alleviation, increases anti-seismic performance；Limiting buffer mechanism is set, is conducive to during earthquake occurs, the deformation that earthquake centre bridge generates over the ground carries out the buffering of limit and peripheral direction, avoids bridge floor phenomenon of rupture caused by being originally rigidly connected；Holding block, hydraulic cylinder and arc-shaped shock-absorbing frame are set, are conducive to be stably connected between the bridge floor of both ends, while bradyseism support is carried out to bridge floor.
Description
Technical field
The utility model relates to bridges to connect field of mechanical technique, specifically a kind of bridge earthquake resistance attachment device.
Background technique
Bridge refers generally to be erected in rivers,lakes and seas, the structures for making traffic etc. that can smoothly pass through.It is modern to adapt to
The transportation industry of high speed development, bridge be also extended to across mountain stream, unfavorable geology or meet other traffic need and set up make
Current more convenient and fast building.Bridge is generally made of superstructure, substructure, support and attached structure, top knot
Structure is also known as bridge span structure, is across the primary structure of obstacle；Substructure includes abutment, bridge pier and basis；Support is spanning knot
The load transfer device of the bearing place setting of structure and bridge pier or abutment；Attached structure then refer to transition slab at bridge head, truncated cone banking, shore protection,
Training works etc..
Common bridge earthquake resistance effect is poor at present, in violent earthquake, topography and geomorphology generate violent variation (such as ground cleave,
Tomography etc.), river two sides stratum leads to the destruction of bridge structure to middle of the river sliding etc.；Existing bridge connection type is mostly rigid
Property connection, Earthquake Inertia Force Acting effect under, cause bridge structure a part or bridge junction generate internal force or change
Position is more than that the limit that structure constructs and the strength of materials can bear is unfavorable for people on ground so that different degrees of destruction occur
Protection of the earthquake centre to bridge.
Therefore, those skilled in the art provide a kind of bridge earthquake resistance attachment device, to solve to mention in above-mentioned background technique
Out the problem of.
Summary of the invention
The purpose of this utility model is to provide a kind of bridge earthquake resistance attachment devices, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of bridge earthquake resistance attachment device, including pedestal, bridge floor and fixing sleeve, the pedestal upper center are equipped with bridge pier,
The bridge pier side wall upper part is arranged with fixing sleeve, and the fixing sleeve left and right sidewall is symmetrically arranged with fixing piece, and the bridge pier upper end is set
There is abutment, is symmetrically arranged with hydraulic cylinder at left and right sides of the abutment upper end, the piston rod side wall of the hydraulic cylinder is arranged with compression bullet
Spring, the abutment upper center are equipped with arc-shaped shock-absorbing frame, the upper end of lower end connection liquid cylinder pressure at left and right sides of the arc-shaped shock-absorbing frame
Portion, abutment upper center two sides are symmetrically arranged with holding block, and the holding block connects arc-shaped shock-absorbing frame, the arc-shaped shock-absorbing frame
It is symmetrically arranged with limiting buffer mechanism at left and right sides of upper end, limiting buffer mechanism upper end is equipped with bridge floor, outside the bridge floor lower end
Side is equipped with supporting element, and damper is equipped between the supporting element and fixing piece.
As a further solution of the present invention: the arc-shaped shock-absorbing frame includes arc-shaped base, arc frame and fixation hole,
The left and right sides is symmetrically arranged with fixation hole in the middle part of the arc-shaped base, and the arc-shaped base passes through fixation hole connecting bridge by nut
Platform, the arc-shaped base two sides are symmetrically arranged with arc frame, and on the downside of the arc frame end piston rod end of connection liquid cylinder pressure.
The limiting buffer mechanism includes elastic support, fixed link, lower branch as a further solution of the present invention,
Support seat and protective shell, in arc frame upper end, the upper support seat setting is described in bridge floor lower end inside for the lower support base setting
Upper support seat is corresponded to each other with the position of lower support base, and middle part is equipped with elastic support between the upper support seat and lower support base,
The elastic support surrounding is equidistantly equipped with fixed link, and the fixed link sidewall sheath is equipped with elastic component, and the upper support seat is under
Outside is equipped with protective shell, the elastic component and protective shell inner wall elastic connection between support base；The upper support seat and lower support
Seat outside it is symmetrical above and below be equipped with limited block, positioned at the upper support seat limited block be located at the lower support base limited block it
Between be equipped with shear connector, be equipped with positioned at the limited block of the upper support seat and between the limited block side wall of the lower support base and draw
Rope.
The junction of the holding block and arc frame is equipped with rubber shock-absorbing as a further solution of the present invention,
Block.
The model SC1210-3 of the damper as a further solution of the present invention, the hydraulic cylinder
Model HSG63*35*350-16Mpa.
Compared with prior art, the utility model has the beneficial effects that
The utility model designs rationally in structure, and damper is arranged, is conducive to carry out bridge basic up-down vibration
Alleviate, increases anti-seismic performance；Limiting buffer mechanism is set, is conducive to during earthquake occurs, earthquake centre bridge generates over the ground
Deformation carry out the buffering of limit and peripheral direction, avoid bridge floor phenomenon of rupture caused by being originally rigidly connected；Setting holding block,
Hydraulic cylinder and arc-shaped shock-absorbing frame are conducive to be stably connected between the bridge floor of both ends, while carrying out bradyseism support to bridge floor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of bridge earthquake resistance attachment device.
Fig. 2 is the structural schematic diagram of A in bridge earthquake resistance attachment device.
Fig. 3 is abutment overlooking structure diagram in bridge earthquake resistance attachment device.
Fig. 4 is the overlooking structure diagram of arc-shaped shock-absorbing frame in bridge earthquake resistance attachment device.
Fig. 5 is the partial top structural schematic diagram of limiting buffer mechanism in bridge earthquake resistance attachment device.
In figure: pedestal 1, bridge pier 2, fixing sleeve 3, fixing piece 4, damper 5, supporting element 6, bridge floor 7, limiting buffer mechanism 8,
Elastic support 801, elastic component 802, fixed link 803, lower support base 804, limited block 805, drag-line 806, shear connector 807, protection
Shell 808, upper support seat 809, hydraulic cylinder 9, support sleeve 10, holding block 11, arc-shaped shock-absorbing frame 12, arc-shaped base 1201, arc frame
1202, fixation hole 1203, abutment 13, compressed spring 14.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~5, in the utility model embodiment, a kind of bridge earthquake resistance attachment device, including pedestal 1, bridge floor 7
With fixing sleeve 3,1 upper center of pedestal is equipped with bridge pier 2, and 2 side wall upper part of bridge pier is arranged with fixing sleeve 3, the fixation
It covers 3 left and right sidewalls and is symmetrically arranged with fixing piece 4,2 upper end of bridge pier is equipped with abutment 13, and 13 upper end of the abutment left and right sides is symmetrical
Equipped with hydraulic cylinder 9, the piston rod side wall of the hydraulic cylinder 9 is arranged with compressed spring 14, and 13 upper center of abutment is equipped with arc
Shape dynamic mount 12, the upper end of 12 left and right sides lower end connection liquid cylinder pressure 9 of arc-shaped shock-absorbing frame, 13 upper center of abutment
Two sides are symmetrically arranged with holding block 11, and the holding block 11 connects arc-shaped shock-absorbing frame 12, described 12 upper end of arc-shaped shock-absorbing frame or so two
Side is symmetrically arranged with limiting buffer mechanism 8, and 8 upper end of limiting buffer mechanism is equipped with bridge floor 7, and 7 lower end outside of bridge floor is equipped with
Supporting element 6 is equipped with damper 5 between the supporting element 6 and fixing piece 4.
The arc-shaped shock-absorbing frame 12 includes arc-shaped base 1201, arc frame 1202 and fixation hole 1203, the arc-shaped base
The 1201 middle parts left and right sides are symmetrically arranged with fixation hole 1203, and the arc-shaped base 1201 is connected by nut across fixation hole 1203
Abutment 13,1201 two sides of arc-shaped base are symmetrically arranged with arc frame 1202, and connection is hydraulic on the downside of 1202 end of arc frame
The piston rod end of cylinder 9.
The limiting buffer mechanism 8 includes elastic support 801, fixed link 803, lower support base 804 and protective shell 808, institute
The lower setting of support base 804 is stated in 1202 upper end of arc frame, the upper support seat 809 is arranged in 7 lower end inside of bridge floor, the upper branch
Support seat 809 is corresponded to each other with the position of lower support base 804, and middle part is equipped with bullet between the upper support seat 809 and lower support base 804
Property pillar 801,801 surrounding of elastic support is equidistantly equipped with fixed link 803, and 803 sidewall sheath of fixed link is equipped with elasticity
Part 802, outside is equipped with protective shell 808, the elastic component 802 and protective shell between the upper support seat 809 and lower support base 804
808 inner wall elastic connections；The upper support seat 809 and lower 804 outside of support base are symmetrical above and below equipped with limited block 805, are located at institute
It states the limited block 805 of upper support seat 809 and is equipped with shear connector 807, position between the limited block 805 of the lower support base 804
In the limited block 805 of the upper support seat 809 and between 805 side wall of limited block of the lower support base 804 be equipped with drag-line
806。
The junction of the holding block 11 and arc frame 1202 is equipped with damping rubber block.
The model SC1210-3, the model HSG63*35*350-16Mpa of the hydraulic cylinder 9 of the damper 5.
The working principle of the utility model is:
The utility model relates to a kind of bridge earthquake resistance attachment device, 1 upper end of pedestal is equipped with bridge pier 2,2 side wall upper part set of bridge pier
Equipped with fixing sleeve 3, it is symmetrically arranged with damper 5 at left and right sides of fixing sleeve 3, damper 5 in 7 vehicle travel process of bridge floor to generating
Vibration is weakened, convenient to carry out damping maintenance to bridge floor 7；2 upper end of bridge pier is equipped with abutment 13, and 13 upper end of abutment is set equipped with middle part
There is arc-shaped shock-absorbing frame 12, hydraulic cylinder 9 is symmetrically arranged at left and right sides of 13 upper end of abutment, the end of hydraulic cylinder 9 connects arc-shaped shock-absorbing frame
12 lower end, 12 upper end of the arc-shaped shock-absorbing frame left and right sides are symmetrically arranged with limiting buffer mechanism 8, and limiting buffer mechanism 8 is all connected with bridge
Face 7, the interaction of arc-shaped shock-absorbing frame 12 and hydraulic cylinder 9 are conducive to the connection fixed between two sections of bridge floors 7, while limiting slow
Punch mechanism 8, coming earthquake constantly, due to the effect of elastic support 801 and elastic component 802, multiple sides can be carried out to bridge floor 7
To buffering, avoid bridge floor 7 from generating displacement and be broken, while limited block 805, drag-line 806 and shear connector 807 are to 7 shape of bridge floor
At limit, in macroseism that temporarily, shear connector 807 is cut, drag-line 806 is started to work at this time, and control falls Liang Fasheng, is played and is subtracted
Shake, position-limiting action, enhance the shock resistance and stability of bridge.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of bridge earthquake resistance attachment device, including pedestal (1), bridge floor (7) and fixing sleeve (3), it is characterised in that: the pedestal
(1) upper center is equipped with bridge pier (2), and bridge pier (2) side wall upper part is arranged with fixing sleeve (3), fixing sleeve (3) left and right sides
Wall is symmetrically arranged with fixing piece (4), and bridge pier (2) upper end is equipped with abutment (13), symmetrical at left and right sides of abutment (13) upper end
Equipped with hydraulic cylinder (9), the piston rod side wall of the hydraulic cylinder (9) is arranged with compressed spring (14), in abutment (13) upper end
Portion is equipped with arc-shaped shock-absorbing frame (12), and the upper end of lower end connection liquid cylinder pressure (9), described at left and right sides of the arc-shaped shock-absorbing frame (12)
Abutment (13) upper center two sides are symmetrically arranged with holding block (11), and the holding block (11) connects arc-shaped shock-absorbing frame (12), described
It is symmetrically arranged with limiting buffer mechanism (8) at left and right sides of arc-shaped shock-absorbing frame (12) upper end, limiting buffer mechanism (8) upper end is equipped with
Bridge floor (7), bridge floor (7) lower end outside are equipped with supporting element (6), and damping is equipped between the supporting element (6) and fixing piece (4)
Device (5).
2. bridge earthquake resistance attachment device according to claim 1, it is characterised in that: the arc-shaped shock-absorbing frame (12) includes arc
Shape pedestal (1201), arc frame (1202) and fixation hole (1203), arc-shaped base (1201) middle part left and right sides are symmetrically set
Have fixation hole (1203), the arc-shaped base (1201) passes through fixation hole (1203) connection abutment (13), the arc by nut
Shape pedestal (1201) two sides are symmetrically arranged with arc frame (1202), connection liquid cylinder pressure (9) on the downside of arc frame (1202) end
Piston rod end.
3. bridge earthquake resistance attachment device according to claim 1, it is characterised in that: the limiting buffer mechanism (8) includes
Elastic support (801), fixed link (803), lower support base (804) and protective shell (808), lower support base (804) setting exist
Arc frame (1202) upper end, upper support seat (809) setting is in bridge floor (7) lower end inside, upper support seat (809) and lower support base
(804) position corresponds to each other, and middle part is equipped with elastic support (801) between upper support seat (809) and lower support base (804), institute
It states elastic support (801) surrounding to be equidistantly equipped with fixed link (803), fixed link (803) sidewall sheath is equipped with elastic component
(802), outside is equipped with protective shell (808) between upper support seat (809) and lower support base (804), the elastic component (802) and guarantor
Protective case (808) inner wall elastic connection；It is symmetrical above and below on the outside of upper support seat (809) and lower support base (804) to be equipped with limited block
(805), it is located at the limited block (805) of upper support seat (809) and is located between the limited block (805) of the lower support base (804)
Equipped with shear connector (807), it is located at the limited block (805) of upper support seat (809) and the limited block for being located at the lower support base (804)
(805) drag-line (806) are equipped between side wall.
4. bridge earthquake resistance attachment device according to claim 1 or 2, it is characterised in that: the holding block (11) and arc
The junction of frame (1202) is equipped with damping rubber block.
5. bridge earthquake resistance attachment device according to claim 1, it is characterised in that: the model of the damper (5)
SC1210-3, the model HSG63*35*350-16Mpa of the hydraulic cylinder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821669832.2U CN209178797U (en) | 2018-10-15 | 2018-10-15 | A kind of bridge earthquake resistance attachment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821669832.2U CN209178797U (en) | 2018-10-15 | 2018-10-15 | A kind of bridge earthquake resistance attachment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209178797U true CN209178797U (en) | 2019-07-30 |
Family
ID=67361327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821669832.2U Expired - Fee Related CN209178797U (en) | 2018-10-15 | 2018-10-15 | A kind of bridge earthquake resistance attachment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209178797U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110904833A (en) * | 2019-12-11 | 2020-03-24 | 刘士英 | Spacing bearing structure of bridge |
| CN110924295A (en) * | 2020-01-07 | 2020-03-27 | 福州大学 | Flexible abutment pile foundation suitable for abutment rigid frame bridge and construction method |
| CN111335140A (en) * | 2020-04-13 | 2020-06-26 | 中铁二院工程集团有限责任公司 | Arch structure damping device and method for deck type concrete arch bridge |
| CN111519518A (en) * | 2020-06-03 | 2020-08-11 | 郭婷婷 | Prevent beam falling prevention device of lateral shifting |
| CN111608693A (en) * | 2020-06-02 | 2020-09-01 | 仲恺农业工程学院 | High-strength steel pipe concrete arch |
| CN111794087A (en) * | 2020-07-16 | 2020-10-20 | 重庆交通大学 | Anti-overturning bridge pier structure |
-
2018
- 2018-10-15 CN CN201821669832.2U patent/CN209178797U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110904833A (en) * | 2019-12-11 | 2020-03-24 | 刘士英 | Spacing bearing structure of bridge |
| CN110904833B (en) * | 2019-12-11 | 2022-02-08 | 姜丽萍 | Spacing bearing structure of bridge |
| CN110924295A (en) * | 2020-01-07 | 2020-03-27 | 福州大学 | Flexible abutment pile foundation suitable for abutment rigid frame bridge and construction method |
| CN111335140A (en) * | 2020-04-13 | 2020-06-26 | 中铁二院工程集团有限责任公司 | Arch structure damping device and method for deck type concrete arch bridge |
| CN111608693A (en) * | 2020-06-02 | 2020-09-01 | 仲恺农业工程学院 | High-strength steel pipe concrete arch |
| CN111519518A (en) * | 2020-06-03 | 2020-08-11 | 郭婷婷 | Prevent beam falling prevention device of lateral shifting |
| CN111794087A (en) * | 2020-07-16 | 2020-10-20 | 重庆交通大学 | Anti-overturning bridge pier structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 Termination date: 20211015 |
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| CF01 | Termination of patent right due to non-payment of annual fee |