CN107761552B - Dual-protection damping bridge support - Google Patents
Dual-protection damping bridge support Download PDFInfo
- Publication number
- CN107761552B CN107761552B CN201710881067.4A CN201710881067A CN107761552B CN 107761552 B CN107761552 B CN 107761552B CN 201710881067 A CN201710881067 A CN 201710881067A CN 107761552 B CN107761552 B CN 107761552B
- Authority
- CN
- China
- Prior art keywords
- mounting panel
- inlay
- protection
- mounting plate
- plate
- 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.)
- Active
Links
- 238000013016 damping Methods 0.000 title claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 230000035939 shock Effects 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000005489 elastic deformation Effects 0.000 abstract description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 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
- E01D19/04—Bearings; Hinges
- E01D19/041—Elastomeric bearings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Abstract
The invention discloses a double-protection damping bridge support, which comprises: go up mounting panel, lower mounting panel and monospheric inlay, be provided with the round platform on the mounting panel down, monospheric inlay sets up between round platform and last mounting panel, it is provided with the fixing base respectively to go up the mounting panel both ends, the fixing base bottom is provided with several downwardly extending and with the wavy crooked reinforcing bar of mounting panel contact down, be provided with the powerful spring of directional last mounting panel on the mounting panel down, the clearance is left with the bottom surface of last mounting panel at powerful spring top. Through the mode, the double-protection shock-absorbing bridge support disclosed by the invention has the advantages that the shock-absorbing effect is improved by utilizing the compression elastic deformation of the bent steel bars, and when the relative swing amplitude of the upper mounting plate and the lower mounting plate is too large to cause brittle failure or deformation failure of the bent steel bars, the strong springs are contacted with the bottom surface of the upper mounting plate to provide secondary elastic protection, so that the double-protection is realized, and the supporting safety of a bridge is greatly improved.
Description
Technical Field
The invention relates to the field of bridge supports, in particular to a double-protection damping bridge support.
Background
Bridge supports are more common on bridges and railway overhead, are mainly divided into basin-shaped supports and spherical supports from the structure, are arranged between bridge piers and bridge girder bodies of the bridges, and have the functions of shock resistance and vibration reduction when encountering vibration caused by earthquakes or other factors.
The swing angle of spherical support is nimble, and construction is convenient, and the antidetonation is effectual, but the angle is too nimble, and structural stability reduces to some extent, in order to promote stability, can set up annular limit structure, but annular limit structure has unified restriction all direction's swing, tends to fixed structure's support, does not have the swing allowance, and the damping effect is poor, does not have elastic support moreover, needs to improve the structure.
Disclosure of Invention
The invention mainly solves the technical problem of providing a double-protection damping bridge support, which improves the damping effect and performs double protection of the structure.
In order to solve the technical problems, the invention adopts a technical scheme that: provided is a double-protection shock-absorbing bridge support, comprising: go up mounting panel, mounting panel and monospheric inlay down, it is located the top of mounting panel down to go up the mounting panel, be provided with the round platform on the mounting panel down, monospheric inlay sets up between round platform and last mounting panel, it is provided with the fixing base respectively to go up the mounting panel both ends, the fixing base bottom is provided with several downwardly extending and with the wavy crooked reinforcing bar of mounting panel contact down, be provided with the powerful spring of directional last mounting panel down on the mounting panel, the clearance is left with the bottom surface of last mounting panel at powerful spring top.
In a preferred embodiment of the present invention, the round table is concavely provided with a spherical groove corresponding to the bottom of the single spherical inlay.
In a preferred embodiment of the invention, the spherical groove is provided with a cambered surface antifriction plate corresponding to the bottom spherical surface of the single spherical inlay, and the top plane of the single spherical inlay is provided with a plane antifriction plate contacted with the bottom surface of the upper mounting plate.
In a preferred embodiment of the invention, the two sides of the upper mounting plate are provided with first limiting rods in a downward protruding mode, the two sides of the round table are provided with second limiting rods parallel to the first limiting rods, the inner side surfaces of the first limiting rods are respectively provided with a first die reducing strip, and the outer side surfaces of the second limiting rods are respectively provided with a second die reducing strip corresponding to the first die reducing strips.
In a preferred embodiment of the invention, the top of the lower mounting plate is concavely provided with a jack corresponding to the bottom of the bent steel bar.
In a preferred embodiment of the present invention, the fixing base is an L-shaped bent plate, and the fixing base is connected to the upper mounting plate by bolts.
In a preferred embodiment of the invention, the lower mounting plate is provided with a limit sleeve corresponding to the bottom of the strong spring, and the top of the strong spring is provided with a floating plate.
The beneficial effects of the invention are as follows: according to the double-protection shock-absorbing bridge support, the upper mounting plate and the lower mounting plate are driven to swing back and forth by vibration, the fixing base drives the bent reinforcing steel bars to swing, the shock-absorbing effect is improved by means of compression elastic deformation of the bent reinforcing steel bars, and when the relative swing amplitude of the upper mounting plate and the lower mounting plate is too large, the bent reinforcing steel bars are broken or deformed and invalid, the strong springs are in contact with the bottom surface of the upper mounting plate to provide secondary elastic protection, so that double protection is achieved, and the supporting safety of a bridge is greatly improved.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic view of a dual protection shock absorbing bridge support according to a preferred embodiment of the present invention.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, an embodiment of the present invention includes:
a dual protection shock absorbing bridge bearing comprising: the upper mounting plate 1, the lower mounting plate 2 and the single sphere inlay 4, the upper mounting plate 1 is located the top of the lower mounting plate 2, be provided with round platform 3 on the lower mounting plate 2, the single sphere inlay 4 sets up between round platform 3 and upper mounting plate 1, is favorable to the swing of upper mounting plate 1 and damps.
The front end and the rear end of the upper mounting plate 1 are respectively provided with a fixed seat 9, the bottom of the fixed seat 9 is provided with a plurality of wavy bent steel bars 8 which extend downwards to be in contact with the lower mounting plate 2, the lower mounting plate 2 is provided with a powerful spring 7 pointing to the upper mounting plate 1, and a gap is reserved between the top of the powerful spring 7 and the bottom surface of the upper mounting plate 1. The upper mounting plate 1 is arranged below the bridge, the lower mounting plate 2 is arranged on the support column, the fixing seat 9 swings back and forth along with the upper mounting plate 1 to drive the bent reinforcing steel bars 8 to swing, the compression elastic deformation of the bent reinforcing steel bars 8 is utilized to improve the damping effect, and after the relative swing amplitude of the upper mounting plate 1 and the lower mounting plate 2 is overlarge to cause the brittle failure or deformation failure of the bent reinforcing steel bars 8, the powerful spring 7 is contacted with the bottom surface of the upper mounting plate 1 to provide secondary elastic protection, so that the double protection is realized, and the support safety of the bridge is greatly improved.
The round table 3 is provided with a spherical groove corresponding to the bottom of the single spherical inlay 4 in a concave manner, so that the single spherical inlay 4 is mounted. The cambered surface antifriction plate 5 corresponding to the spherical surface at the bottom of the single-spherical inlay 4 is arranged in the spherical groove, so that friction is reduced. The plane antifriction plate 6 contacted with the bottom surface of the upper mounting plate 1 is arranged on the top plane of the single-sphere inlay 4, so that the durability is improved.
The utility model discloses a die-reducing structure is characterized in that first gag lever posts 11 located round platform 3 both sides are provided with to go up mounting panel 1 both sides downwards protruding, round platform 3 both sides are provided with the second gag lever post 15 parallel with first gag lever post 11, first gag lever post 11 medial surface is provided with first die-reducing strip 12 respectively, second gag lever post 15 lateral surface is provided with the second die-reducing strip 13 that corresponds with first die-reducing strip 12 respectively, utilizes the cooperation of first gag lever post 11 and second gag lever post 15, has restricted the swing of going up mounting panel 1 both sides to utilize the cooperation of first die-reducing strip 12 and second die-reducing strip 13, promote structural stability.
The jack that corresponds with crooked reinforcing bar 8 bottom is provided with to the indent in mounting panel 2 top down, and the jack is spacing to crooked reinforcing bar 8 bottom, can adopt welded fastening, has promoted crooked reinforcing bar 8's installation convenience and bottom structure's stability. The fixing seat 9 is an L-shaped bent plate and is stable in structure, the fixing seat 9 is connected with the upper mounting plate 1 by bolts, and convenience in mounting and dismounting is improved.
Be provided with the stop collar 14 that corresponds with powerful spring 7 bottom on the mounting panel 2 down, carry out spacingly to powerful spring 7 bottom, powerful spring 7 top is provided with floating plate 10, and floating plate 10 finally contacts with last mounting panel 1 bottom surface, in order to promote coefficient of friction, avoids skidding, and floating plate 10 surface carries out dull polish processing, increases roughness.
In summary, according to the dual-protection damping bridge support disclosed by the invention, the bent steel bars 8 and the strong springs 7 are utilized to sequentially limit and damp, so that dual protection is promoted for the structure, and the support stability of the bridge, particularly the damping effect, is promoted.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.
Claims (5)
1. A dual protection shock absorbing bridge bearing comprising: go up mounting panel, mounting panel and monospheric inlay down, it is located the top of mounting panel down to go up the mounting panel, be provided with the round platform on the mounting panel down, monospheric inlay sets up between round platform and last mounting panel, its characterized in that, it is provided with the fixing base respectively to go up the mounting panel both ends, the fixing base bottom is provided with several downwardly extending and with the wavy crooked reinforcing bar of mounting panel contact down, be provided with the powerful spring of directional mounting panel down on the mounting panel, powerful spring top leaves the clearance with the bottom surface of last mounting panel, the indent is provided with the jack that corresponds with crooked reinforcing bar bottom down in mounting panel top, it is provided with the first gag lever post that is located the round platform both sides to go up the mounting panel both sides down, the round platform both sides are provided with the second gag lever post that is parallel with first gag lever post, first gag lever post medial surface is provided with first antifriction strip respectively, the second antifriction strip that corresponds with first antifriction strip respectively to the second gag lever post lateral surface.
2. The dual-protection shock absorbing bridge support according to claim 1, wherein the round table is provided with a spherical groove corresponding to the bottom of the single spherical inlay in a concave manner.
3. The dual-protection shock absorbing bridge support according to claim 2, wherein the cambered surface antifriction plate corresponding to the bottom sphere of the single-sphere inlay is arranged in the spherical groove, and the plane antifriction plate contacted with the bottom surface of the upper mounting plate is arranged on the top plane of the single-sphere inlay.
4. The double-protection damping bridge support according to claim 1, wherein the fixing base is an L-shaped bent plate, and the fixing base is connected with the upper mounting plate by bolts.
5. The double-protection shock absorbing bridge support according to claim 1, wherein a limit sleeve corresponding to the bottom of the strong spring is arranged on the lower mounting plate, and a floating plate is arranged on the top of the strong spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710881067.4A CN107761552B (en) | 2017-09-26 | 2017-09-26 | Dual-protection damping bridge support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710881067.4A CN107761552B (en) | 2017-09-26 | 2017-09-26 | Dual-protection damping bridge support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107761552A CN107761552A (en) | 2018-03-06 |
| CN107761552B true CN107761552B (en) | 2024-01-09 |
Family
ID=61266714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710881067.4A Active CN107761552B (en) | 2017-09-26 | 2017-09-26 | Dual-protection damping bridge support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107761552B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853779B (en) * | 2019-01-24 | 2023-08-22 | 重庆大学 | Full-swing structure system containing swing column and swing wall and construction method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200324752Y1 (en) * | 2003-05-22 | 2003-08-27 | 이해규 | The bridge bearing with a pendulum |
| CN201459597U (en) * | 2009-07-29 | 2010-05-12 | 衡水橡胶股份有限公司 | Quakeproof damping spherical steel support capable of realizing type conversion |
| CN102146643A (en) * | 2010-02-05 | 2011-08-10 | 青岛年信环保科技有限公司 | Longitudinal sleeper and damping railway system |
| CN204370293U (en) * | 2014-12-09 | 2015-06-03 | 同济大学 | Bridge spring energy-dissipating and shock-absorbing stopping means |
| CN204435213U (en) * | 2015-01-09 | 2015-07-01 | 衡水市质量技术监督检验所 | A kind of composite sphere aseismatic bearing |
| CN206090285U (en) * | 2016-06-08 | 2017-04-12 | 魏东 | A damping support for bridge |
| CN207227940U (en) * | 2017-09-26 | 2018-04-13 | 常熟万宝新材料科技有限公司 | A kind of damping bridge pad of duplicate protection |
-
2017
- 2017-09-26 CN CN201710881067.4A patent/CN107761552B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200324752Y1 (en) * | 2003-05-22 | 2003-08-27 | 이해규 | The bridge bearing with a pendulum |
| CN201459597U (en) * | 2009-07-29 | 2010-05-12 | 衡水橡胶股份有限公司 | Quakeproof damping spherical steel support capable of realizing type conversion |
| CN102146643A (en) * | 2010-02-05 | 2011-08-10 | 青岛年信环保科技有限公司 | Longitudinal sleeper and damping railway system |
| CN204370293U (en) * | 2014-12-09 | 2015-06-03 | 同济大学 | Bridge spring energy-dissipating and shock-absorbing stopping means |
| CN204435213U (en) * | 2015-01-09 | 2015-07-01 | 衡水市质量技术监督检验所 | A kind of composite sphere aseismatic bearing |
| CN206090285U (en) * | 2016-06-08 | 2017-04-12 | 魏东 | A damping support for bridge |
| CN207227940U (en) * | 2017-09-26 | 2018-04-13 | 常熟万宝新材料科技有限公司 | A kind of damping bridge pad of duplicate protection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107761552A (en) | 2018-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201459597U (en) | Quakeproof damping spherical steel support capable of realizing type conversion | |
| CN201835225U (en) | Universal spherical seismic isolation support with longitudinal and transverse optional displacements | |
| CN201843071U (en) | Pull rope and stop block combined limiting anti-seismic supporting seat | |
| CN107761552B (en) | Dual-protection damping bridge support | |
| CN215668987U (en) | One-way large-damping anti-falling beam friction pendulum support | |
| CN204162994U (en) | Arc-shaped steel damping ball steel support | |
| CN207227940U (en) | A kind of damping bridge pad of duplicate protection | |
| CN106906737A (en) | A kind of bridge earthquake resistance bridle iron | |
| CN207419242U (en) | A kind of bridge girder anti-seismic bearing | |
| CN201305821Y (en) | Omnidirectional vibration isolating bearing | |
| CN209891053U (en) | V-shaped or U-shaped spring seismic isolation and reduction support | |
| CN206927536U (en) | A kind of lift | |
| CN205399192U (en) | One -way mobile support in grades combats earthquake on inclined plane | |
| CN211523481U (en) | Supporting structure of steel vestibule | |
| CN211547304U (en) | Bridge bearing | |
| CN210510773U (en) | Cartoon display equipment supporting seat | |
| CN203487450U (en) | Horizontal shock absorption device of large-span bridge | |
| CN220789408U (en) | Multistage fortification anti-seismic support | |
| CN215405560U (en) | Anti-falling beam support | |
| CN111719423B (en) | Protection device for municipal bridge | |
| CN214531605U (en) | High shock resistance sliding support stair structure | |
| CN214530171U (en) | Double-pendulum type friction pendulum support with tensile and horizontal rotation functions | |
| CN215758489U (en) | Bridge seismic isolation and reduction device | |
| CN215441407U (en) | Bridge buffer device | |
| CN220364855U (en) | Shock-absorbing and isolating support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |