CN106480820A - A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration - Google Patents
A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration Download PDFInfo
- Publication number
- CN106480820A CN106480820A CN201611168251.6A CN201611168251A CN106480820A CN 106480820 A CN106480820 A CN 106480820A CN 201611168251 A CN201611168251 A CN 201611168251A CN 106480820 A CN106480820 A CN 106480820A
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- Prior art keywords
- fan
- damping rubber
- shaped
- vibration
- damping
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- 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.)
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Classifications
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- 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
Abstract
The invention discloses a kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterized in that, including upper bracket plate, 4 fan-shaped sulfuration high-damping rubber blocks and lower support plate, 4 fan-shaped sulfuration high-damping rubber blocks are arranged between upper bracket plate and lower support plate, circumferentially distributed along lower support plate center, the upper end of upper bracket plate is provided with multiple upper anchor rods, and the lower end of lower support plate is provided with multiple rods that cast anchor.It is in tilted layout scheme optimization bearing bulk using fan-shaped high-damping rubber, make bearing bridge be realized by way of power consumption and shift frequency subtract vibration isolation function, reduce car and impact of the vibration to surrounding enviroment is caused, and while bridge direction across bridge and vertical bridge is limited to displacement to ensure bridge security.
Description
Technical field
The present invention relates to bridge decreasing vibration technique field, and in particular to a kind of anti-car causes the fan-shaped high-damping rubber of ambient vibration
Vibration damping holder.
Background technology
Urban highway traffic overpass effectively solves Urban Traffic Jam Based in the form of multilevel traffic, at present
It is promoted in many cities and applies.But due to most of elevated lines near even pass through intensive residential quarter in city,
Commercial center, cultural center, hi-tech industry garden etc., they also bring serious environment while trip is convenient for people to
Vibration problem.As Beijing, Shanghai, the such big city in Guangzhou, elevated line only have several meters from the beeline of building, which lures
Send out ambient vibration and serious negative effect is caused to neighboring buildings and human body.Need to be right in the construction of urban highway traffic overpass
Which subtracts vibration isolation and proposes requirements at the higher level, but there is complex structure and cost intensive problem existing vibration absorber more, it is impossible to large quantities of
Amount is used.
Content of the invention
The technical problem to be solved in the present invention is, in view of the foregoing defects the prior art has, there is provided a kind of anti-car is caused
The fan-shaped high-damping rubber vibration damping holder of ambient vibration, is in tilted layout scheme optimization bearing space chi using fan-shaped high-damping rubber
Very little, make bearing that bridge is realized by way of power consumption and shift frequency and subtract vibration isolation function, reduce car and cause impact of the vibration to surrounding enviroment,
And while bridge direction across bridge and vertical bridge is limited to displacement to ensure bridge security.
The present invention by solving the technical scheme that adopts of above-mentioned technical problem is：
A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that including upper bracket plate, 4
Individual fan-shaped sulfuration high-damping rubber block and lower support plate, 4 fan-shaped sulfuration high-damping rubber blocks are arranged at upper bracket plate and lower
Between seat board, circumferentially distributed along lower support plate center, the upper end of upper bracket plate is provided with multiple upper anchor rods, and the lower end of lower support plate sets
There are multiple rods that cast anchor.
According to technique scheme, upper anchor rod is connected with upper bracket plate by upper anchor bolt, and the rod that casts anchor is by lower anchoring
Bolt is connected with lower support plate.
According to technique scheme, the number of described upper anchor rod and the rod that casts anchor is 4, and upper anchor rod is uniformly distributed in
The upper surface of support plate, the rod that casts anchor are uniformly distributed in the lower surface of lower support plate.
According to technique scheme, the upper end of fan-shaped sulfuration high-damping rubber block is provided with fixed block, fan-shaped sulfuration high resistant
The lower end of Buddhist nun's block rubber is provided with lower fixed block, and sulfuration high-damping rubber block is connected with upper bracket plate by upper fixed block, and sulfuration is high
Damping rubber block is connected with lower support plate by lower fixed block.
According to technique scheme, fan-shaped sulfuration high-damping rubber block by rubber fixed pin shaft respectively with upper fixed block and
Lower fixed block connection.
According to technique scheme, the upper end of upper fixed block is connected with upper bracket by welding, and the lower end of upper fixed block sets
There is the first inclined-plane, the first inclined-plane relative level is obliquely installed, the lower end of lower fixed block is connected with undersetting by welding, lower solid
The upper end for determining block is provided with the second inclined-plane, and the second inclined-plane is be arranged in parallel with the first inclined-plane, the upper table of fan-shaped sulfuration high-damping rubber block
Face is fitted with the first inclined-plane, and the lower surface of fan-shaped sulfuration high-damping rubber block is fitted with the second inclined-plane.
According to technique scheme, the fan-shaped central angle for vulcanizing high-damping rubber block is 60 °～80 °.
According to technique scheme, the angle of inclination of the first inclined-plane relative level is arranged for 20 °～70 °.
According to technique scheme, from the outward flange of lower fixed block to the direction in the middle part of which, the height on the first inclined-plane is gradually
Increase.
According to technique scheme, described upper fixed block includes two starting staves and the first oblique flat board, starting stave
Upper end be connected with upper bracket plate, the lower end of starting stave is fixedly connected with the first oblique flat board, the lower surface of the first oblique flat board with
The upper surface laminating of fan-shaped sulfuration high-damping rubber block, lower fixed block include two the second risers and the second oblique flat board, and second erects
The lower end of plate is connected with lower support plate, and the upper end of the second riser is connected with the second oblique flat board, the upper surface of the second oblique flat board and fan
The lower surface laminating of shape sulfuration high-damping rubber block.
According to technique scheme, two described starting staves be arranged in parallel, and two the second risers be arranged in parallel.
According to technique scheme, between two starting staves, plate is respectively connected with and two the second risers between,
The invention has the advantages that：
Vibration damping holder of the present invention, its vertical rigidity can ensure the bearing capacity to overpass superstructure, reduce car
Deflection of bridge span under Under Dynamic Load, wherein four fan-shaped sulfuration high-damping rubber blocks are arranged in circumferential uniform pitch, can be produced
Enough horizontal cross rigidity and longitudinal rigidity are to limit bridge direction across bridge and vertical bridge is to displacement, it is ensured that bridge security；Fan-shaped
Sulfuration high-damping rubber block absorbs the coupling stiffness between vibrational energy and reduction bridge superstructure and bridge pier, makes bridge top
The intrinsic frequency of structure reduces, and allows the excited frequency of extraneous inputted vibration increase to vibration damping interval with the ratio of system frequency,
Bearing is made to achieve vibration-damping function by way of power consumption and shift frequency；While fan-shaped sulfuration high-damping rubber block replaces common circle
Type or square block rubber, take full advantage of the space between upper bracket plate and lower support plate, can effectively reduce the sky of whole bearing
Between size.The present invention is bridge fixed vibration damping holder, simple structure and reasonable in design, it is achieved that urban viaduct subtract every
Shake function.
Description of the drawings
Fig. 1 is that the three-dimensional of facing of the fan-shaped high-damping rubber vibration damping holder that anti-car causes ambient vibration in the embodiment of the present invention is shown
It is intended to；
Fig. 2 is that the stravismus three-dimensional of the fan-shaped high-damping rubber vibration damping holder that anti-car causes ambient vibration in the embodiment of the present invention is shown
It is intended to；
Fig. 3 is the schematic diagram of four fan-shaped sulfuration high-damping rubber block relative positions in the embodiment of the present invention；
Fig. 4 is the elevation of four fan-shaped sulfuration high-damping rubber block relative positions in the embodiment of the present invention；
In figure, the upper anchor rod of 1-, 2- upper bracket plate, the upper fixed block of 3-, the fan-shaped sulfuration high-damping rubber block of 4-, fixing under 5-
Block, 6- lower support plate, 7- cast anchor rod, the upper anchor bolt of 8-, anchor bolt under 9-, 10- starting stave, the oblique flat board of 11- first,
The second riser of 12-, the oblique flat board of 13- second.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
With reference to shown in Fig. 1～Fig. 4, in a kind of embodiment that the present invention is provided, anti-car causes the fan-shaped high-damping rubber of ambient vibration
Glue vibration damping holder, it is characterised in that including 2,4 fan-shaped sulfuration high-damping rubber blocks 4 of upper bracket plate and 6,4 fans of lower support plate
Shape sulfuration high-damping rubber block 4 is arranged between upper bracket plate 2 and lower support plate 6, circumferentially distributed along 6 center of lower support plate, on
The upper end of support plate 2 is provided with multiple upper anchor rods 1, and the lower end of lower support plate 6 is provided with multiple rods 7 that cast anchor；Vibration damping of the present invention
Bearing, its vertical rigidity can ensure the bearing capacity to overpass superstructure, reduce the deflection of bridge span under dynamic vehicle load effect, its
In four fan-shaped sulfuration high-damping rubber blocks 4 arrange in circumferential uniform pitch, enough horizontal cross rigidity and longitudinal direction can be produced
Rigidity is to limit bridge direction across bridge and vertical bridge is to displacement, it is ensured that bridge security；Fan-shaped sulfuration high-damping rubber block 4 absorbs vibration
Coupling stiffness between energy and reduction bridge superstructure and bridge pier, reduces the intrinsic frequency of bridge superstructure, allows outer
The excited frequency of boundary's inputted vibration increases to vibration damping interval with the ratio of system frequency, makes bearing by power consumption and the side of shift frequency
Formula achieves vibration-damping function；While fan-shaped sulfuration high-damping rubber block 4 replaces common round or square block rubber, make full use of
Space between upper bracket plate 2 and lower support plate 6, can effectively reduce the bulk of whole bearing.The present invention is solid for bridge
Sizing vibration damping holder, simple structure and reasonable in design, it is achieved that urban viaduct subtract vibration isolation function.
Further, upper anchor rod 1 is connected with upper bracket plate 2 by upper anchor bolt 8, and the rod 7 that casts anchor is by lower anchor bolt 9
It is connected with lower support plate 6, the number of described upper anchor rod 1 and the rod 7 that casts anchor is 4, and upper anchor rod 1 is uniformly distributed in upper bracket plate
2 upper surface, the rod 7 that casts anchor are uniformly distributed in the lower surface of lower support plate 6.
Referring to Fig. 1, upper fixed block 3 is located at the top of lower fixed block 5, and the top of upper fixed block 3 is fixed by welding manner
On the bottom face of upper bracket plate 2 and its underpart is provided with the first inclined-plane being inclined relative to horizontal, lower fixed block 5
Bottom be fixedly mounted on the top end face of lower support plate 6 by welding manner and its top is provided with and first inclined-plane
The second parallel inclined-plane.The upper surface of fan-shaped sulfuration high-damping rubber block 4 is fitted with the first inclined-plane, and lower surface and the second inclined-plane are pasted
Close.Along the outward flange of lower fixed block 5 to the direction in the middle part of which, the height on the second inclined-plane is gradually increased, it is ensured that block rubber is inclined
Arrangement, enables bearing while providing vertical rigidity and horizontal rigidity.
Referring to Fig. 2, upper fixed block 3 includes two starting staves 10 and a first oblique flat board 11, erects wherein per block first
The top of plate 10 is fixedly mounted on the bottom face of upper bracket plate 2, and the bottom of every piece of starting stave 10 and the first oblique flat board 11 are solid
Connect calmly, and 11 relative level of the first oblique flat board is in tilted layout, 11 lower surface of the first oblique flat board is first inclined-plane；
Preferably, lower fixed block 5 includes two the second risers 12 and a second oblique flat board 13, wherein per the bottom of the second riser of block 12
It is fixedly mounted on the top end face of lower support plate 6, the top per the second riser of block 12 is fixedly connected with the second oblique flat board 13, and
Second oblique flat board, 13 relative level is obliquely installed, and 13 upper surface of the second oblique flat board is second inclined-plane.
Referring to Fig. 2 and Fig. 4, between the adjacent two pieces of starting staves 10 on each in fixed block 3, there is spacing, to adapt to
The width of the first oblique flat board 11, keeps stablizing for the first oblique flat board 11；Adjacent two piece of second riser 12 of each lower fixed block 5 it
Between there is spacing, to adapt to the width of the second oblique flat board 13, keep stablizing for the second oblique flat board 13.
Referring to Fig. 1, Fig. 2 and Fig. 4, the first inclined-plane angle of inclination with respect to the horizontal plane is 20 ° -70 °, can basis during design
Concrete load case is adjusted；For the fan-shaped sulfuration high-damping rubber block 4 of identical, increase angle of inclination, bearing is provided
Vertical rigidity will reduce, bearing provide horizontal rigidity will increase.
Referring to Fig. 3, the central angle of fan-shaped sulfuration high-damping rubber block 4 is 60 ° -80 °；The reason for central angle upper limit takes 80 °
It is to need to reserve a fixed gap between two neighboring fan-shaped sulfuration high-damping rubber block 4, to adapt to by block rubber in the case of load
Deformation；It is to make full use of the space between upper bracket plate 2 and lower support plate 6 that central angle lower limit takes 60 °, is propped up with reducing
The overall dimensions of seat, are easy to actually used.
Referring to Fig. 1-Fig. 4, the present invention is in tilted layout form using fan-shaped sulfuration high-damping rubber block 4, and its vertical rigidity can
Ensure the bearing capacity to urban viaduct, reduce the deflection of bridge span in the case of vehicle dynamic load, while enough levels can be produced
Lateral stiffness and longitudinal rigidity are to limit the horizontal and vertical displacement of bridge level, it is ensured that bridge security.
What the present invention was applied to urban viaduct subtracts vibration isolation, in use, by bearing installed in bridge and pier it
Between, enable the bearing with enough vertical rigidities and vertical damping, weak the shaking that reduction vehicle is produced in operation shows
As that realizes urban viaduct subtracts vibration isolation.In addition, the bearing replaces common round or square rubber using fan-shaped block rubber
Block, takes full advantage of the space between upper bracket plate 2 and lower support plate 6, can effectively reduce the bulk of whole bearing, permissible
Large-scale popularization application.
Above is only presently preferred embodiments of the present invention, can not limit certainly the interest field of the present invention with this,
Therefore the equivalence changes that is made according to scope of the present invention patent, still belong to protection scope of the present invention.
Claims (10)
1. a kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that including upper bracket plate, 4
Fan-shaped sulfuration high-damping rubber block and lower support plate, 4 fan-shaped sulfuration high-damping rubber blocks are arranged at upper bracket plate and undersetting
Between plate, circumferentially distributed along lower support plate center, the upper end of upper bracket plate is provided with multiple upper anchor rods, and the lower end of lower support plate is provided with
Multiple rods that cast anchor.
2. anti-car according to claim 1 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that on
Anchor rod is connected with upper bracket plate by upper anchor bolt, and the rod that casts anchor is connected with lower support plate by lower anchor bolt.
3. anti-car according to claim 1 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that institute
The number of the upper anchor rod that states and the rod that casts anchor is 4, and upper anchor rod is uniformly distributed in the upper surface of upper bracket plate, and the rod that casts anchor uniformly divides
It is distributed in the lower surface of lower support plate.
4. anti-car according to claim 1 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that fan
The upper end of shape sulfuration high-damping rubber block is provided with fixed block, and the lower end of fan-shaped sulfuration high-damping rubber block is provided with lower fixed block,
Sulfuration high-damping rubber block is connected with upper bracket plate by upper fixed block, vulcanize high-damping rubber block by lower fixed block with lower
Seat board connects.
5. anti-car according to claim 4 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that fan
Shape sulfuration high-damping rubber block is connected with upper fixed block and lower fixed block respectively by rubber fixed pin shaft.
6. anti-car according to claim 4 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that on
The upper end of fixed block is connected with upper bracket by welding, and the lower end of upper fixed block is provided with the first inclined-plane, the first inclined-plane relative level
Face is obliquely installed, and the lower end of lower fixed block is connected with undersetting by welding, and the upper end of lower fixed block is provided with the second inclined-plane, and second
Inclined-plane is be arranged in parallel with the first inclined-plane, and the upper surface of fan-shaped sulfuration high-damping rubber block is fitted with the first inclined-plane, and fan-shaped sulfuration is high
The lower surface of damping rubber block is fitted with the second inclined-plane.
7. anti-car according to claim 6 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that sulphur
The fan-shaped central angle for changing high-damping rubber block is 60 °～80 °.
8. anti-car according to claim 6 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that the
The angle of inclination of one inclined-plane relative level is arranged for 20 °～70 °.
9. anti-car according to claim 6 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that from
The outward flange of lower fixed block to the direction in the middle part of which, the height on the first inclined-plane are gradually increased.
10. anti-car according to claim 4 causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration, it is characterised in that
Described upper fixed block includes two starting staves and the first oblique flat board, and the upper end of starting stave is connected with upper bracket plate, first
The lower end of riser is fixedly connected with the first oblique flat board, and the lower surface of the first oblique flat board vulcanizes the upper end of high-damping rubber block with sector
Face is fitted, and lower fixed block includes two the second risers and the second oblique flat board, and the lower end of the second riser is connected with lower support plate, and second
The upper end of riser is connected with the second oblique flat board, and the upper surface of the second oblique flat board is pasted with the fan-shaped lower surface for vulcanizing high-damping rubber block
Close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168251.6A CN106480820A (en) | 2016-12-16 | 2016-12-16 | A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168251.6A CN106480820A (en) | 2016-12-16 | 2016-12-16 | A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration |
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| Publication Number | Publication Date |
|---|---|
| CN106480820A true CN106480820A (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611168251.6A Pending CN106480820A (en) | 2016-12-16 | 2016-12-16 | A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107724231A (en) * | 2017-11-15 | 2018-02-23 | 武汉理工大学 | A kind of hemisphere convex type rubber damping bearing of urban viaduct |
| CN110165613A (en) * | 2019-06-21 | 2019-08-23 | 中船黄埔文冲船舶有限公司 | A kind of cable support frame |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002070943A (en) * | 2000-08-30 | 2002-03-08 | Toyo Tire & Rubber Co Ltd | Slip support device for base isolation |
| CN202007381U (en) * | 2011-04-11 | 2011-10-12 | 新津腾中筑路机械有限公司 | Separated dual-spherical shock adsorption and isolation support |
| CN104831619A (en) * | 2015-05-08 | 2015-08-12 | 武汉理工大学 | Fixed-type vibration absorption and noise reduction rubber support for rail transit bridge |
| CN204690580U (en) * | 2015-05-08 | 2015-10-07 | 武汉理工大学 | A kind of fixed vibration and noise reducing neoprene bearing of rail traffic bridge |
| CN204690583U (en) * | 2015-05-08 | 2015-10-07 | 武汉理工大学 | A kind of one-way slide type vibration and noise reducing neoprene bearing of rail traffic bridge |
| CN206337499U (en) * | 2016-12-16 | 2017-07-18 | 武汉理工大学 | A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration |
-
2016
- 2016-12-16 CN CN201611168251.6A patent/CN106480820A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002070943A (en) * | 2000-08-30 | 2002-03-08 | Toyo Tire & Rubber Co Ltd | Slip support device for base isolation |
| CN202007381U (en) * | 2011-04-11 | 2011-10-12 | 新津腾中筑路机械有限公司 | Separated dual-spherical shock adsorption and isolation support |
| CN104831619A (en) * | 2015-05-08 | 2015-08-12 | 武汉理工大学 | Fixed-type vibration absorption and noise reduction rubber support for rail transit bridge |
| CN204690580U (en) * | 2015-05-08 | 2015-10-07 | 武汉理工大学 | A kind of fixed vibration and noise reducing neoprene bearing of rail traffic bridge |
| CN204690583U (en) * | 2015-05-08 | 2015-10-07 | 武汉理工大学 | A kind of one-way slide type vibration and noise reducing neoprene bearing of rail traffic bridge |
| CN206337499U (en) * | 2016-12-16 | 2017-07-18 | 武汉理工大学 | A kind of anti-car causes the fan-shaped high-damping rubber vibration damping holder of ambient vibration |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107724231A (en) * | 2017-11-15 | 2018-02-23 | 武汉理工大学 | A kind of hemisphere convex type rubber damping bearing of urban viaduct |
| CN110165613A (en) * | 2019-06-21 | 2019-08-23 | 中船黄埔文冲船舶有限公司 | A kind of cable support frame |
| CN110165613B (en) * | 2019-06-21 | 2021-05-11 | 中船黄埔文冲船舶有限公司 | Cable support frame |
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Application publication date: 20170308 |
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