CN108978451A - A kind of device improving antivibration capability of bridge - Google Patents
A kind of device improving antivibration capability of bridge Download PDFInfo
- Publication number
- CN108978451A CN108978451A CN201810789686.5A CN201810789686A CN108978451A CN 108978451 A CN108978451 A CN 108978451A CN 201810789686 A CN201810789686 A CN 201810789686A CN 108978451 A CN108978451 A CN 108978451A
- Authority
- CN
- China
- Prior art keywords
- bridge
- main body
- bridge main
- loop bar
- positioning 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 238000013016 damping Methods 0.000 claims abstract description 18
- 238000002955 isolation Methods 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 230000035939 shock Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/041—Elastomeric bearings
-
- 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
-
- 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
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- 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
- E01D19/06—Arrangement, construction or bridging of expansion joints
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of devices for improving antivibration capability of bridge, including bridge main body, expansion joint is separated between the bridge main body inner transverse, the expansion joint two sides are connected by connector, the connector both ends pass through fixed on the outside of steel plate and bridge main body, the steel plate intermediate symmetry is welded with positioning plate, integrally formed with reinforcing rib between the positioning plate and steel plate avris, loop bar is fixed between the positioning plate, it is concordant with positioning plate one end on the outside of the loop bar, and cylindrical steel is connected between loop bar；The high-damping isolation rubber support that the present invention passes through setting, the horizontal vibrating energy transmitted in earthquake is consumed using special damping performance formula, in coming earthquake, the vertical support provided to bridge main body, it will not be by whole energy transmissions to bridge main body in horizontal direction, vibration energy is converted into heat consumption using lead for retractable pencil in the reciprocating movement of seismic wave is made to fall, reduces the bad effect of wave for the horizontal seismic force that bridge main body is born.
Description
Technical field
The present invention relates to bridge construction equipment technical field, specially a kind of device for improving antivibration capability of bridge.
Background technique
The shortening, elongation or pier that earthquake will cause bridge span are sunk.In steep mountain area or sandy soil and bury river
At bank, landslide caused by violent earthquake, bank slope sliding and mountain stone are tumbled, and can make bridge collapse.Occur often in earthquake prefabricated
The case where bridge plate is fallen from bridge pier beam to ground, currently, good method solves the problems, such as this not yet.Bridge plate is from bridge pier beam
On the reason of falling be, when an earthquake occurs, produce very big horizontal force, make precast bridge plate that horizontal position occur
Move, when horizontal displacement be more than precast bridge plate on bridge pier beam after shelving width, bridge plate will fall, at this point,
Not only bridge is damaged, but also pedestrian on bridge, under bridge and vehicle will appear serious accident, cause imponderable
Property loss.Therefore we make improvement to this, propose a kind of device for improving antivibration capability of bridge.
Summary of the invention
The purpose of the present invention is to provide a kind of devices for improving antivibration capability of bridge, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: it is a kind of improve antivibration capability of bridge device, including
Bridge main body is separated with expansion joint between the bridge main body inner transverse, and the expansion joint two sides are connected by connector, the company
By fixed on the outside of steel plate and bridge main body, the steel plate intermediate symmetry is welded with positioning plate at fitting both ends, the positioning plate with
Integrally formed with reinforcing rib between steel plate avris, be fixed with loop bar between the positioning plate, on the outside of the loop bar with positioning plate one
Hold level with both hands together, and be connected with cylindrical steel between loop bar, the cylindrical steel both ends are fixed by lantern ring and loop bar cooperation, the bridge master
The first bridge pier and the second bridge pier are provided with below body, there are gap between first bridge pier and the second bridge pier, in the gap
Filled with cushion rubber layer, first bridge pier and the second bridge pier bottom end are equipped with high-damping isolation rubber support, the high resistant
Buddhist nun's vibration isolator rubber bearing both ends are provided with sealing plate, and overlapping is interleaved with steel plate layer and rubber layer between the sealing plate.
Preferably, the steel plate edge has expansion bolt in distributed rectangular, and the expansion bolt is embedded in bridge main body
It is internal.
Preferably, the bridge main body avris is equipped with ladder, and the ladder periphery is equipped with protective fence.
Preferably, lead for retractable pencil, and high-damping isolation rubber branch are equipped at the high-damping isolation rubber support center vertically
Seat periphery is fitted with protective glue.
Preferably, rubber shock-absorbing cushion block is connected between first bridge pier and the second bridge pier top and bridge main body.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention is consumed using special damping performance formula in earthquake by the high-damping isolation rubber support of setting
The horizontal vibrating energy of middle transmitting, in coming earthquake, the vertical support provided to bridge main body will not will be complete in horizontal direction
Vibration energy is converted into heat consumption using lead for retractable pencil in the reciprocating movement of seismic wave is made to bridge main body by portion's energy transmission
Fall, substantially reduces the bad effect of wave of the horizontal seismic force of bridge main body receiving.To reduce earthquake to the damage capability of bridge.
2, the present invention passes through the connector of setting, and the expansion joint in bridge main body can generate centainly in high temperature and vibration
Horizontal direction is stretched, and destructiveness is reduced, and connector is connected by steel plate with bridge main body, and the work of fastening is played to bridge main body
With reduction cave-in accident.
3, the ladder and gap of the invention by setting overhauls pontic outside convenient for timing by ladder, first
Gap location filled rubber buffer layer between bridge pier and the second bridge pier weakens the rigid collision generated when bridge pier vibration squeezes, prolongs
The service life of long bridge.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is connecting-piece structure schematic diagram of the present invention；
In figure: 1- bridge main body；The expansion joint 2-；3- connector；The first bridge pier of 4-；The gap 5-；6- high-damping isolation rubber
Support；7- cushion rubber layer；8- steel plate layer；9- rubber layer；10- protective fence；11- ladder；12- rubber shock-absorbing cushion block；13- second
Bridge pier；14- protective glue；15- positioning plate；16- loop bar；17- steel plate；18- expansion bolt；19- reinforcing rib；20- cylindrical steel；21-
Lantern ring；22- sealing plate；23- lead for retractable pencil.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1-2: a kind of device improving antivibration capability of bridge, including bridge
Beam body 1 is separated with expansion joint 2 between 1 inner transverse of bridge main body, and 2 two sides of expansion joint are connected by connector 3, institute
Connector both ends are stated by fixed on the outside of steel plate 17 and bridge main body 1,17 intermediate symmetry of steel plate is welded with positioning plate 15, institute
It states between 17 avris of positioning plate 15 and steel plate integrally formed with reinforcing rib 19, is fixed with loop bar 16, institute between the positioning plate 15
It is concordant with 15 one end of positioning plate to state 16 outside of loop bar, and is connected with cylindrical steel 20 between loop bar 16,20 both ends of cylindrical steel are logical
It crosses lantern ring 21 and the cooperation of loop bar 16 is fixed, be provided with the first bridge pier 4 and the second bridge pier 13 below the bridge main body 1, described the
There are gap 5 between one bridge pier 4 and the second bridge pier 13, the gap 5 is interior to be filled with cushion rubber layer 7,4 He of the first bridge pier
Second bridge pier, 13 bottom end is equipped with high-damping isolation rubber support 6, and 6 both ends of high-damping isolation rubber support are provided with sealing plate
22, overlapping is interleaved with steel plate layer 8 and rubber layer 9 between the sealing plate 22.
17 edge of steel plate has expansion bolt 18 in distributed rectangular, and expansion bolt 18 is embedded inside bridge main body 1, prevents
Connector 3 is detached from bridge main body 1；1 avris of bridge main body is equipped with ladder 11, and 11 periphery of ladder is equipped with protective fence 10；High-damping
Lead for retractable pencil 23 is equipped at 6 center of vibration isolator rubber bearing vertically, and 6 periphery of high-damping isolation rubber support is fitted with protective glue 14,
The protection effect for improving high-damping isolation rubber support 6, avoids such environmental effects support；First bridge pier 4 and the second bridge pier 13
Rubber shock-absorbing cushion block 12, the resonance power that buffering bridge generates are connected between top and bridge main body 1.
Working principle: the present invention can make bridge generate certain level in high temperature and vibration by the expansion joint 2 of setting
Direction is stretched, and destructiveness is reduced, and connector 3 is connected by steel plate 17 with bridge main body 1, plays fastening to bridge main body 1
Effect reduces cave-in accident, the horizontal vibrating energy transmitted in earthquake is consumed using special damping performance formula, in earthquake
Interim, the vertical support provided to bridge main body 1 is provided, it will not be by whole energy transmissions to bridge main body 1, on ground in horizontal direction
Vibration energy is converted into heat consumption using lead for retractable pencil 23 in the reciprocating movement work of seismic wave to fall, substantially reduces the receiving of bridge main body 1
The wave of horizontal seismic force bad act on.To reduce earthquake to the damage capability of bridge, by ladder 11 convenient for timing to bridge
External side is overhauled, filled rubber buffer layer 7 at the gap 5 between the first bridge pier 4 and the second bridge pier 13, weakens bridge pier vibration
The rigid collision generated when extruding extends the service life of bridge, is worth being widely popularized.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of device for improving antivibration capability of bridge, including bridge main body (1), which is characterized in that in the bridge main body (1)
Portion lateral separation has expansion joint (2), and expansion joint (2) two sides are connected by connector (3), and the connector both ends pass through steel
Fixed on the outside of plate (17) and bridge main body (1), steel plate (17) intermediate symmetry is welded with positioning plate (15), the positioning plate
(15) between steel plate (17) avris integrally formed with reinforcing rib (19), loop bar (16) are fixed between the positioning plate (15),
It is concordant with positioning plate (15) one end on the outside of the loop bar (16), and cylindrical steel (20), the cylindricality are connected between loop bar (16)
Steel (20) both ends are fixed by lantern ring (21) and loop bar (16) cooperation, are provided with the first bridge pier (4) below the bridge main body (1)
With the second bridge pier (13), there are gap (5), the interior fillings of the gap (5) between first bridge pier (4) and the second bridge pier (13)
Having cushion rubber layer (7), first bridge pier (4) and the second bridge pier (13) bottom end are equipped with high-damping isolation rubber support (6),
High-damping isolation rubber support (6) both ends are provided with sealing plate (22), and overlapping is interleaved with steel plate layer between the sealing plate (22)
(8) and rubber layer (9).
2. a kind of device for improving antivibration capability of bridge according to claim 1, it is characterised in that: steel plate (17) side
Have expansion bolt (18) at angle in distributed rectangular, the expansion bolt (18) is embedded internal in bridge main body (1).
3. a kind of device for improving antivibration capability of bridge according to claim 1, it is characterised in that: the bridge main body
(1) avris is equipped with ladder (11), and ladder (11) periphery is equipped with protective fence (10).
4. a kind of device for improving antivibration capability of bridge according to claim 1, it is characterised in that: the high-damping shock insulation
It is equipped with vertically lead for retractable pencil (23) at rubber support (6) center, and high-damping isolation rubber support (6) periphery is fitted with protective glue
(14)。
5. a kind of device for improving antivibration capability of bridge according to claim 1, it is characterised in that: first bridge pier
(4) it is connected between the second bridge pier (13) top and bridge main body (1) rubber shock-absorbing cushion block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810789686.5A CN108978451B (en) | 2018-07-18 | 2018-07-18 | Device for improving shock resistance of bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810789686.5A CN108978451B (en) | 2018-07-18 | 2018-07-18 | Device for improving shock resistance of bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108978451A true CN108978451A (en) | 2018-12-11 |
| CN108978451B CN108978451B (en) | 2020-10-30 |
Family
ID=64548396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810789686.5A Active CN108978451B (en) | 2018-07-18 | 2018-07-18 | Device for improving shock resistance of bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108978451B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119040A (en) * | 2020-01-21 | 2020-05-08 | 郑州市公路工程公司 | Bridge expansion joint position pier and bridge connecting member |
| CN113718638A (en) * | 2021-09-15 | 2021-11-30 | 湖南联智科技股份有限公司 | Connecting device for bridge assembly of municipal bridge engineering |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060114973A (en) * | 2005-05-03 | 2006-11-08 | 주식회사 기주건설 | Earthquake-proof reinforcement shock relaxation system of bridge structure |
| CN203346783U (en) * | 2013-07-17 | 2013-12-18 | 大连海事大学 | Earthquake-reduction and seismic-isolation bridge structural system comprising buckling restrained braces and seismic-isolation rubber bearings |
| CN106835969A (en) * | 2017-03-23 | 2017-06-13 | 柳州东方工程橡胶制品有限公司 | One kind subtracts the special retractor device of Isolated Bridges |
| CN206545164U (en) * | 2017-02-22 | 2017-10-10 | 邹兆林 | A kind of Anti-seismic bridge pier |
| CN207419237U (en) * | 2017-07-13 | 2018-05-29 | 柳州东方工程橡胶制品有限公司 | A kind of vibration isolator rubber bearing with water-proof function |
-
2018
- 2018-07-18 CN CN201810789686.5A patent/CN108978451B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060114973A (en) * | 2005-05-03 | 2006-11-08 | 주식회사 기주건설 | Earthquake-proof reinforcement shock relaxation system of bridge structure |
| CN203346783U (en) * | 2013-07-17 | 2013-12-18 | 大连海事大学 | Earthquake-reduction and seismic-isolation bridge structural system comprising buckling restrained braces and seismic-isolation rubber bearings |
| CN206545164U (en) * | 2017-02-22 | 2017-10-10 | 邹兆林 | A kind of Anti-seismic bridge pier |
| CN106835969A (en) * | 2017-03-23 | 2017-06-13 | 柳州东方工程橡胶制品有限公司 | One kind subtracts the special retractor device of Isolated Bridges |
| CN207419237U (en) * | 2017-07-13 | 2018-05-29 | 柳州东方工程橡胶制品有限公司 | A kind of vibration isolator rubber bearing with water-proof function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119040A (en) * | 2020-01-21 | 2020-05-08 | 郑州市公路工程公司 | Bridge expansion joint position pier and bridge connecting member |
| CN113718638A (en) * | 2021-09-15 | 2021-11-30 | 湖南联智科技股份有限公司 | Connecting device for bridge assembly of municipal bridge engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108978451B (en) | 2020-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200925 Address after: 311800 Wang San 1000, Wangjiahu Village, Huandong Street, Zhuji City, Shaoxing City, Zhejiang Province Applicant after: Zhuji Jingming Road Engineering Co.,Ltd. Address before: 241080 215, room 3, Wuhu Venture Street, 8 Longhu Road, Wuhu, Anhui. Applicant before: WUHU QINGYOU JINGMI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20211104 Address after: 311800 2804-2, 28 / F, Furun building, No. 19, Dongxiang Road, Huandong street, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: Zhuji fanchen Engineering Management Co.,Ltd. Address before: 311800 No. 1000, Wang San, wangjiahu village, Huandong street, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhuji Jingming Road Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220729 Address after: 311800 Sandu village, Taozhu street, Zhuji City, Shaoxing City, Zhejiang Province (formerly qianzhai Village) Patentee after: Zhuji Yuedu Textile Co.,Ltd. Address before: 311800 2804-2, 28 / F, Furun building, No. 19, Dongxiang Road, Huandong street, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhuji fanchen Engineering Management Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A device for improving the seismic capacity of bridges Effective date of registration: 20220829 Granted publication date: 20201030 Pledgee: Shaoxing Bank Co.,Ltd. Zhuji sub branch Pledgor: Zhuji Yuedu Textile Co.,Ltd. Registration number: Y2022980013854 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230823 Granted publication date: 20201030 Pledgee: Shaoxing Bank Co.,Ltd. Zhuji sub branch Pledgor: Zhuji Yuedu Textile Co.,Ltd. Registration number: Y2022980013854 |