CN213173316U - Anti-seismic device for highway bridge - Google Patents
Anti-seismic device for highway bridge Download PDFInfo
- Publication number
- CN213173316U CN213173316U CN202021159017.9U CN202021159017U CN213173316U CN 213173316 U CN213173316 U CN 213173316U CN 202021159017 U CN202021159017 U CN 202021159017U CN 213173316 U CN213173316 U CN 213173316U
- Authority
- CN
- China
- Prior art keywords
- damping
- vibration
- fixing piece
- bridge
- damping slide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 claims abstract description 78
- 238000005096 rolling process Methods 0.000 claims abstract description 15
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- 230000033001 locomotion Effects 0.000 claims description 11
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000006073 displacement reaction Methods 0.000 abstract description 7
- 230000035939 shock Effects 0.000 description 6
- 238000005266 casting Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses an anti-seismic device for highway bridges, which comprises a waterproof protective layer, bridge piers, a supporting and fixing part, an upper and lower vibration fixing part, a hydraulic viscous damper, an upper and lower damping slide rail, a damping slide block, a left and right adjusting telescopic rod, a vibration balancing rod, a damping spring, a spring limiting ring, a sleeve sliding part, a ball bearing, an upper and lower vibration hole and a hard rolling roller; the utility model realizes the function of reducing the displacement of the bridge in the horizontal direction in the earthquake and improves the damping effect of the damping device on the transverse wave through the structural design of the bridge pier, the supporting fixing piece, the up-down vibration fixing piece, the vibration balancing rod, the damping spring, the spring limiting ring, the sleeved sliding rod and the hydraulic viscous damper; through the structural design of the upper and lower damping slide rails, the damping slide blocks, the left and right adjusting telescopic rods, the vibration balancing rods and the upper and lower vibration holes, the function of reducing the amplitude of the upper and lower vibration in the earthquake is realized, and the damping effect of the damping equipment on the longitudinal waves of the earthquake is improved.
Description
Technical Field
The utility model relates to an anti-seismic device specifically is an anti-seismic device for public road bridge roof beam belongs to public road bridge roof beam technical field.
Background
The highway bridge engineering refers to the whole work of planning, designing, constructing, maintaining, repairing and the like of a structure of a highway across a water area, a valley and all traffic channels; the highway bridge engineering comprises main bridge body (namely an upper bridge structure and a lower bridge structure) engineering and auxiliary engineering facilities in a bridge location overall; the auxiliary engineering facilities are various, such as structures for regulating and controlling water flow, such as revetments and diversion dikes for keeping stable riverways at bridge positions, approach bridges with bridge heads connected with highways, railings for preventing wheels from colliding on bridge floors, sidewalk railings for ensuring pedestrian safety, on-bridge signs, under-bridge navigation signs, bridge floor lighting equipment and the like.
When an earthquake, particularly a larger earthquake grade, occurs, the upper structure of the bridge has certain displacement and speed relative to the bridge pier, so that a powerful effect is caused between the beam body and the bridge pier, and if the support does not have good shock absorption and shock isolation effects, the beam body is greatly damaged, and the breakage of the pier bottom and the beam falling accidents are possibly caused. Therefore, an anti-seismic device for a highway bridge is provided to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-seismic device for highway bridge just in order to solve above-mentioned problem.
The utility model discloses a technical scheme realizes above-mentioned mesh, a highway is antidetonation device for bridge, including bridge pier, support mounting, upper and lower vibrations mounting, hydraulic pressure viscous damper, vibrations balancing pole, damping spring, spring limit ring, cup joint slider, ball bearing, stereoplasm roll-in roll and longitudinal wave damping unit; the upper surface inside the bridge pier is rotatably connected with a plurality of hard rolling rollers; the lower surface of the hard rolling roller is in rolling friction connection with a bridge pier; a plurality of vibration balancing rods are hinged on the bridge pier in a surrounding manner; a first damping spring is sleeved on the vibration balancing rod; a spring limiting ring is fixedly connected to the opposite end of the vibration balancing rod; a sleeve sliding part is sleeved on the vibration balancing rod in a sliding manner; the sleeve sliding part is rotationally connected to the up-and-down vibration fixing part through a ball bearing fixedly connected; a plurality of hydraulic viscous dampers and second damping springs are hinged between the opposite surfaces of the up-and-down vibration fixing piece and the supporting fixing piece in a surrounding manner; the longitudinal wave damping unit comprises a waterproof protective layer, an upper damping slide rail, a lower damping slide rail, a damping slide block, a left-right adjusting telescopic rod and an upper-lower vibration hole.
Preferably, the up-down vibration fixing piece is provided with up-down vibration holes around the sleeving sliding piece and the ball bearing; a hole is formed in one end of the vibration balancing rod, which is opposite to the hole, and a left and right adjusting telescopic rod is connected in a sliding mode; one end of the left and right adjusting telescopic rod is fixedly connected with a damping slide block; the damping slide block is buckled and slidably connected in the upper and lower damping slide rails; the upper damping slide rail and the lower damping slide rail are fixedly connected to the inner surface of the supporting and fixing part; and a waterproof protective layer is fixedly connected to the outer surface of the supporting and fixing piece.
Preferably, the upper and lower damping slide rails are semicircular in shape.
Preferably, the supporting and fixing member is made of reinforced concrete by casting.
Preferably, the number of the hydraulic viscous damper, the upper and lower damping slide rails, the damping slide block, the left and right adjusting telescopic rod and the vibration balance rod is eight.
Preferably, the size of the upper and lower vibration fixing parts is adapted to the motion trail of the vibration balancing rod.
The utility model has the advantages that:
1. the utility model realizes the function of reducing the displacement of the bridge in the horizontal direction through the structural design of the bridge pier, the supporting fixing part, the up-down vibration fixing part, the vibration balancing rod, the damping spring, the spring limiting ring, the sleeved sliding rod and the hydraulic viscous damper, solves the problem of poor damping effect of the traditional damping device on the displacement in the horizontal direction, and improves the damping effect of the damping device on transverse waves;
2. the utility model discloses a structural design who adjusts telescopic link, vibrations balancing pole about, and shake the hole from top to bottom damping slide rail, damping slider has realized reducing the function of the range of the upper and lower vibrations in the earthquake, has solved traditional shock attenuation equipment to the poor problem of the shock attenuation effect of earthquake longitudinal wave, has improved the shock attenuation effect of shock attenuation equipment to earthquake longitudinal wave.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a front view of the cross-sectional structure of the present invention;
fig. 3 is a schematic view of the top-view cross-sectional structure of the present invention.
In the figure: 1. waterproof layer, 2, bridge pier, 3, support mounting, 4, vibrations mounting from top to bottom, 5, hydraulic pressure viscous damper, 6, upper and lower damping slide rail, 7, damping slider, 8, left and right regulation telescopic link, 9, vibrations balancing pole, 10, damping spring, 11, spring limit ring, 12, cup joint slider, 13, ball bearing, 14, vibrations hole from top to bottom, 15, stereoplasm roll roller.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-3, an anti-seismic device for a highway bridge comprises a bridge pier 2, a supporting fixing member 3, an up-down vibration fixing member 4, a hydraulic viscous damper 5, a vibration balancing rod 9, a damping spring 10, a spring limit ring 11, a sleeved sliding member 12, a ball bearing 13, a hard rolling roller 15 and a longitudinal wave damping unit; the upper surface inside the bridge pier 2 is rotatably connected with a plurality of hard rolling rollers 15; the lower surface of the hard rolling roller 15 is in rolling friction connection with a bridge pier 2; a plurality of vibration balance rods 9 are hinged on the bridge pier 2 in a surrounding manner; a first damping spring 10 is sleeved on the vibration balance rod 9; a spring limiting ring 11 is fixedly connected with the opposite end of the vibration balancing rod 9; a sleeve sliding part 12 is sleeved on the vibration balancing rod 9 in a sliding manner; the sleeve sliding part 12 is rotationally connected to the up-down vibration fixing part 4 through a ball bearing 13 fixedly connected; a plurality of hydraulic viscous dampers 5 and second damping springs 10 are hinged between the opposite surfaces of the up-and-down vibration fixing part 4 and the supporting fixing part 3 in a surrounding manner; the longitudinal wave damping unit comprises a waterproof protective layer 1, an upper damping slide rail 6, a lower damping slide rail 6, a damping slide block 7, a left-right adjusting telescopic rod 8 and an upper vibration hole 14 and a lower vibration hole 14.
The up-down vibration fixing piece 4 is provided with up-down vibration holes 14 around the sleeve sliding piece 12 and the ball bearing 13; a left and right adjusting telescopic rod 8 is connected with the opposite end of the vibration balancing rod 9 in a sliding mode through a hole; one end of the left and right adjusting telescopic rod 8 is fixedly connected with a damping slide block 7; the damping slide block 7 is buckled and slidably connected in the upper and lower damping slide rails 6; the upper and lower damping slide rails 6 are fixedly connected with the inner surface of the supporting and fixing part 3; the outer surface of the supporting and fixing piece 3 is fixedly connected with the waterproof protective layer 1, and the device has good damping and protecting effects on longitudinal waves in an earthquake through the design; the upper and lower damping slide rails 6 are semicircular, and longitudinal wave vibration of the device is converted into circular arc motion through the design; the supporting and fixing pieces 3 are made of reinforced concrete by casting, and the supporting strength of the device is high through the design; the number of the hydraulic viscous dampers 5, the upper and lower damping slide rails 6, the damping slide blocks 7, the left and right adjusting telescopic rods 8 and the vibration balancing rods 9 is eight, and through the design, the damping effect of the device on transverse waves in the earthquake is good; the size of the up-and-down vibration fixing piece 4 is matched with the motion trail of the vibration balancing rod 9, and the device has good effect on damping longitudinal waves through the design.
When the utility model is used, the waterproof protective layer 1 is fixedly connected with the upper surface and the outer side surface of the supporting and fixing part 3 which is poured by reinforced cement in a sealing way, so that the device has strong rigidity and can prevent rainwater and the like from entering the device to damage the internal components; through the design that the plurality of hard rolling rollers 15 are rotatably connected to the upper surface inside the supporting and fixing piece 3, and the bridge piers 2 are in tangential friction connection with the hard rolling rollers 15, the contact area between the bridge piers 2 and the supporting and fixing piece 3 is large enough, the supporting and fixing piece 3 is stable, meanwhile, the rolling friction movement can be realized in an earthquake, and the damage to the bridge piers 2 and the supporting and fixing piece 3 is reduced; through the design, the device can absorb the front-back and left-right shaking in the transverse wave of the earthquake by the movement of the eight vibration balance rods 9 and the damping springs 10, thereby reducing the amplitude of movement displacement and further reducing the movement amplitude of the bridge on the supporting and fixing part 3; through the design that eight hydraulic viscous dampers 5 and eight second damping springs 10 are symmetrically and uniformly hinged between the up-down vibration fixing piece 4 and the supporting fixing piece 3 in a circumferential symmetry mode, the device can perform a damping function on any angle of the up-down vibration fixing piece 4 in the horizontal direction; through the other end trompil sliding connection at vibrations balancing pole 9 has control regulation telescopic link 8, the rigid coupling can be dismantled to the one end of controlling regulation telescopic link 8 has damping slider 7, damping slider 7 sliding connection is in semi-circular shape's upper and lower damping slide rail 6, upper and lower damping slide rail 6 rigid coupling is at the internal surface of support mounting 3, through such design, make this device can be with bridge pier 2 displacement about the influence of the longitudinal wave of earthquake through cup jointing slider 12, ball bearing 13, vibrations balancing pole 9, control the up-and-down motion of adjusting under the effect of telescopic link 8 and damping slider 7 bridge pier 2 and turn into damping slider 7 displacement motion in upper and lower damping slide rail 6, thereby reduce the upper and lower vibration amplitude of bridge pier 2, reduce the motion amplitude to the bridge on the support mounting 3, thereby the safety of bridge has been protected.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a highway is antidetonation device for bridge which characterized in that: the device comprises a bridge pier (2), a supporting fixing piece (3), an up-down vibration fixing piece (4), a hydraulic viscous damper (5), a vibration balancing rod (9), a damping spring (10), a spring limiting ring (11), a sleeved sliding piece (12), a ball bearing (13), a hard rolling roller (15) and a longitudinal wave damping unit; the upper surface inside the bridge pier (2) is rotatably connected with a plurality of hard rolling rollers (15); the lower surface of the hard rolling roller (15) is in rolling friction connection with a bridge pier (2); a plurality of vibration balance rods (9) are hinged on the bridge pier (2) in a surrounding manner; a first damping spring (10) is sleeved on the vibration balance rod (9); a spring limiting ring (11) is fixedly connected with one opposite end of the vibration balancing rod (9); a sleeve sliding part (12) is sleeved on the vibration balancing rod (9) in a sliding manner; the sleeve sliding part (12) is rotationally connected to the up-down vibration fixing part (4) through a ball bearing (13) fixedly connected; a plurality of hydraulic viscous dampers (5) and second damping springs (10) are hinged between the opposite surfaces of the up-and-down vibration fixing piece (4) and the supporting fixing piece (3) in a surrounding manner; the longitudinal wave damping unit comprises a waterproof protective layer (1), an upper damping slide rail (6), a lower damping slide rail (7), a left and right adjusting telescopic rod (8) and an upper and lower vibration hole (14).
2. An anti-seismic device for road bridges according to claim 1, wherein: an up-down vibration hole (14) is formed in the up-down vibration fixing piece (4) around the sleeving sliding piece (12) and the ball bearing (13); a left and right adjusting telescopic rod (8) is connected with one end of the vibration balancing rod (9) opposite to the other end in a sliding way; one end of the left and right adjusting telescopic rod (8) is fixedly connected with a damping sliding block (7); the damping slide block (7) is buckled and slidably connected in the upper and lower damping slide rails (6); the upper and lower damping slide rails (6) are fixedly connected with the inner surface of the supporting and fixing piece (3); the outer surface of the supporting and fixing piece (3) is fixedly connected with a waterproof protective layer (1).
3. An anti-seismic device for road bridges according to claim 1, wherein: the upper and lower damping slide rails (6) are semicircular.
4. An anti-seismic device for road bridges according to claim 1, wherein: the supporting and fixing piece (3) is made of reinforced concrete by pouring.
5. An anti-seismic device for road bridges according to claim 1, wherein: the number of the hydraulic viscous damper (5), the upper and lower damping slide rails (6), the damping slide block (7), the left and right adjusting telescopic rods (8) and the vibration balance rods (9) is eight.
6. An anti-seismic device for road bridges according to claim 1, wherein: the size of the up-and-down vibration fixing piece (4) is adapted to the motion track of the vibration balancing rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021159017.9U CN213173316U (en) | 2020-06-18 | 2020-06-18 | Anti-seismic device for highway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021159017.9U CN213173316U (en) | 2020-06-18 | 2020-06-18 | Anti-seismic device for highway bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213173316U true CN213173316U (en) | 2021-05-11 |
Family
ID=75788689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021159017.9U Expired - Fee Related CN213173316U (en) | 2020-06-18 | 2020-06-18 | Anti-seismic device for highway bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213173316U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638307A (en) * | 2021-08-20 | 2021-11-12 | 四川省建筑科学研究院有限公司 | Energy-consuming anti-seismic pier |
| CN113774785A (en) * | 2021-11-02 | 2021-12-10 | 许昌学院 | Bridge subtracts isolation bearing |
| CN114319087A (en) * | 2022-02-23 | 2022-04-12 | 大连交通大学 | Reinforced concrete pier considering chloride ion erosion and freeze-thaw cycle coupling |
-
2020
- 2020-06-18 CN CN202021159017.9U patent/CN213173316U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638307A (en) * | 2021-08-20 | 2021-11-12 | 四川省建筑科学研究院有限公司 | Energy-consuming anti-seismic pier |
| CN113638307B (en) * | 2021-08-20 | 2023-03-21 | 四川省建筑科学研究院有限公司 | Energy-consuming anti-seismic pier |
| CN113774785A (en) * | 2021-11-02 | 2021-12-10 | 许昌学院 | Bridge subtracts isolation bearing |
| CN114319087A (en) * | 2022-02-23 | 2022-04-12 | 大连交通大学 | Reinforced concrete pier considering chloride ion erosion and freeze-thaw cycle coupling |
| CN114319087B (en) * | 2022-02-23 | 2024-05-28 | 广东玄城建设工程有限公司 | Reinforced concrete bridge pier taking chloride ion erosion and freeze thawing cycle coupling into consideration |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213173316U (en) | Anti-seismic device for highway bridge | |
| CN110055876B (en) | Three-way shock-absorbing and isolating system of single-tower cable-stayed bridge | |
| CN109898691B (en) | Damping grounding type fabricated reinforced concrete tuned mass damping wall | |
| CN110565539B (en) | Swivel bridge with shock absorption and isolation functions and construction method thereof | |
| CN215210496U (en) | Public road bridge roof beam shock attenuation buffering support | |
| CN111156287A (en) | Vibration isolation device with adjustable horizontal rigidity and vertical rigidity | |
| CN211897804U (en) | Bridge anti-seismic stabilizing device for civil engineering | |
| CN220413991U (en) | High damping shock insulation support for bridge | |
| CN214530165U (en) | Anti-seismic device for highway bridge | |
| CN210507176U (en) | Road and bridge crack reinforced structure | |
| CN210561692U (en) | Bridge anti-seismic support | |
| CN207749420U (en) | A kind of sliding rail of highway bridge construction | |
| CN110565537A (en) | Swivel bridge with shock insulation function and construction method thereof | |
| CN207376438U (en) | A kind of attachment device of bridge assembling for municipal science of bridge building | |
| CN211368431U (en) | Swivel bridge with shock-absorbing function | |
| CN213740570U (en) | High-bearing spherical bridge support for highway engineering | |
| CN211368433U (en) | Swivel bridge with seismic isolation and reduction functions | |
| CN215947866U (en) | Public road bridge roof beam support of moving away to avoid possible earthquakes based on bridge security performance | |
| CN207159892U (en) | A kind of highway bridge Anti-knocking retractor device | |
| CN103266568B (en) | A kind of movable platform of anti-collision wall construction | |
| CN214301222U (en) | Anti-seismic device for highway bridge | |
| CN104763068A (en) | Spiral three-dimensional vibration isolation device | |
| CN210140766U (en) | Anti-seismic device for highway bridge | |
| CN205688354U (en) | Continuous beam external prestressing vibration damping pre-embedded device | |
| CN216688982U (en) | Anti-throwing net structure for steel guardrail of highway bridge |
Legal Events
| 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: 20210511 |