CN108532454A - Highway-bridge Expansion Joints construct - Google Patents
Highway-bridge Expansion Joints construct Download PDFInfo
- Publication number
- CN108532454A CN108532454A CN201810212324.XA CN201810212324A CN108532454A CN 108532454 A CN108532454 A CN 108532454A CN 201810212324 A CN201810212324 A CN 201810212324A CN 108532454 A CN108532454 A CN 108532454A
- Authority
- CN
- China
- Prior art keywords
- pontic
- connecting plate
- road body
- highway
- connecting rod
- 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.)
- Pending
Links
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
- E01D19/06—Arrangement, construction or bridging of expansion joints
Abstract
The present invention provides Highway-bridge Expansion Joints constructions,Including road body,Pontic,Connecting plate and limiting plate,Connecting plate both ends respectively with road body,Pontic is fixedly connected,Limiting plate is fixedly mounted on the lower section of pontic side upper junction plate,Fixation is movably set with several connecting rods between connecting plate and limiting plate,Connecting rod is movably arranged on road body and pontic,Pitman shaft is installed with several articulated shafts to centre position,Connecting rod is hinged two-by-two by articulated shaft,Pitman shaft is installed with several swivel pins to both ends,Pitman shaft is flexibly connected by swivel pin and adjacent pitman shaft to ending both ends to ending both ends,Telescopic prop is installed between neighbouring two of swivel pin,Telescopic prop outer surface is installed with extension spring,Extension spring axial direction both ends are fixedly mounted on corresponding swivel pin,The present invention is slowed down using the unstability of diamond shape and the retractility of spring since road and bridge expand with heat and contract with cold the volume change brought.
Description
Technical field
The present invention relates to bridge construction technical field more particularly to Highway-bridge Expansion Joints.
Background technology
In existing bridge construction field, expand with heat and contract with cold with bridge shake due to, can cause among bridge to
Upper protrusion is gradually corroded to both ends, goes down will result in a series of unpredictable situations such as bridge collapse for a long time.
In order to solve the above technical problems, the patent No.：CN201710683661 discloses a kind of Highway Bridge Expansion Joint,
Particular content is using damping spring and damping marble as shock-absorption device, using hydraulic push rod and deceleration block as deformation buffer
Device, the monitoring adjustment equipment using hydraulic pressure nozzle and temperature sensor as temperature, the device is higher to the consumption of electric energy,
And be easily damaged, it is provided with deceleration block above, when vehicle passes through the device, the case where jumping vehicle is easy to happen, for this
The service life of device exerts a certain influence.
In order to solve the above technical problems, the patent No.：CN201620379996 discloses a kind of Highway-bridge Expansion Joints, specifically
Content is the device using V-type extensible member and F steel as deformation buffer, and the device is in practical application, since F steel and V-type are stretched
The yield strength of contracting part is relatively low, so can be broken after long-time use, forfeiture effect.
In order to solve the above technical problems, the patent No.：CN201720333705 discloses a kind of Highway Bridge Expansion Joint,
Particular content is the device using X-shaped steel Cable Structure as deformation buffer, which can only solve one when coping with road and bridge deformation
Dislocation on a direction is not provided with the movement at both ends when corresponding cavity accommodates X-type deformation.
In order to solve the above technical problems, the patent No.：CN201621320605 discloses a kind of Highway-bridge Expansion Joints, the dress
The problem of setting mainly for sand is easy in expansion joint, uses the mechanism of broach cooperation, sand is leaked out between slot, the dress
Setting will bury together with broach after prolonged use, to lose the effect of the device.
Invention content
The technical problem to be solved by the present invention is to：In order to solve, service life in the prior art is shorter and structure is incomplete
Technical problem, the present invention provides Highway-bridge Expansion Joints.
The technical solution adopted by the present invention to solve the technical problems is：Highway-bridge Expansion Joints construct, including road body, pontic,
Connecting plate and limiting plate, the connecting plate both ends are fixedly connected with road body, pontic respectively, and the limiting plate is fixedly mounted on
The lower section of pontic side upper junction plate, on the road body side surface and corresponding position of limiting plate are provided with the sky passed in and out for limiting plate
Chamber, it is fixed between the connecting plate and the limiting plate to be movably set with several connecting rods, connecting rod activity peace
On road body and pontic, the pitman shaft is installed with several articulated shafts to centre position, and the connecting rod is logical
Cross that articulated shaft is hinged two-by-two, the pitman shaft is installed with several swivel pins, the connecting rod to both ends
Axial ending both ends are flexibly connected by swivel pin and adjacent pitman shaft to ending both ends, and the swivel pin is neighbouring
Two between telescopic prop is installed, the telescopic prop outer surface is installed with extension spring, the stretching bullet
Spring axial direction both ends are fixedly mounted on corresponding swivel pin.
The position that the road body is connected with connecting plate is provided with corresponding carriage, and the pontic and connecting plate connect
The position connect is again provided with corresponding carriage, and the carriage includes sliding cavity, sliding panel and connects bolt,
The sliding panel is arranged in the lower section of connecting plate, and the connection bolt is fixedly attached to across connecting plate on sliding panel, institute
The sliding cavity stated is arranged on the body of road and the corresponding position of sliding panel.
Buffer layer is provided between the surface that the connecting plate and road body is in contact, between the connecting plate and pontic
It is again provided with buffer layer between the surface being in contact.
The limiting plate underside is connected with sliding axle, and the sliding axle is free to slide in cavity.
Airtight connection between the buffer layer and connecting plate, airtight connection between the buffer layer and road body are described
Buffer layer and pontic between airtight connection.
The surface that connecting rod is installed on the road body is provided with the track rolled for swivel pin, is installed on the pontic
The surface of connecting rod is again provided with the track rolled for swivel pin.
The buffer layer is a kind of soft material with strong elastic of rubber.
The extension spring is made of the higher steel of hardness.
It satisfies the need the invention has the advantages that being easily deformed the feature high with extension spring yield strength using diamond structure
Bridging shape generate elastic potential energy liquidate, the service life of the device is long, structurally consummate, and the connecting plate in the present apparatus and
Buffer layer and limiting plate can exempt the device by water erosion to the protection of middle brace rod, articulated shaft and swivel pin, and exempting should
Device is buried by sandy soil.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is most highly preferred embodiment of the invention structural schematic diagram；
Figure Road body 1, pontic 2, connecting plate 3, limiting plate 4, cavity 5, connecting rod 6, articulated shaft 7, swivel pin 8, flexible branch
Column 9, extension spring 10, sliding cavity 11, sliding panel 12, connection bolt 13, buffer layer 14, sliding axle 15.
Specific implementation mode
Term " first ", " second " etc. are used for description purposes only, and are not understood to indicate or imply relative importance.
In description of the invention, it should be noted that unless otherwise clearly defined and limited, term " connected ", " connection " should be done extensively
Reason and good sense solution may be a detachable connection for example, it may be being fixedly connected, or be integrally connected；Can be mechanical connection,
It can be electrical connection；It can be directly connected, it can also be indirectly connected through an intermediary.For the ordinary skill people of this field
For member, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.In addition, in the description of the present invention, removing
Non- to be otherwise noted, the meaning of " plurality " is two or more.
As shown in Figure 1, the present invention provides Highway-bridge Expansion Joints construction, including road body 1, pontic 2, connecting plate 3 and limiting plate
4,3 both ends of connecting plate are fixedly connected with road body 1, pontic 2 respectively, and the limiting plate 4 is fixedly mounted on 2 side of pontic
The lower section of upper junction plate 3, on 1 side of road body and 4 corresponding position of limiting plate are provided with the cavity 5 passed in and out for limiting plate 4,
It is fixed between the connecting plate 3 and the limiting plate 4 to be movably set with several connecting rods 6, the 6 activity peace of connecting rod
On road body 1 and pontic 2, the axial centre position of the connecting rod 6 is installed with several articulated shafts 7, the connection
Bar 6 is hinged two-by-two by articulated shaft 7, and the axial both ends of the connecting rod 6 are installed with several swivel pins 8, described
The axial ending both ends of connecting rod 6 pass through swivel pin 8 and the axial ending both ends flexible connection of adjacent connecting rod 6, the hinge
Telescopic prop 9 is installed between neighbouring two of outbound 8,9 outer surface of telescopic prop is installed with stretching bullet
Spring 10, the extension spring 10 are made of the higher steel of hardness, and the axial both ends of the extension spring 10 are fixedly mounted on
On corresponding swivel pin 8.
Above-mentioned expansion joint forms diamond structure using connecting rod 6, by the deformation quantity of road and bridge specific to the variation of diamond shape, by
In being used as buffer unit using extension spring 10, reduce destruction of the deformation to articulated shaft 7, and swivel pin 8 then ensure that connection
Relative motion between bar 6 it is smooth.
The position that the road body 1 and connecting plate 3 connect is provided with corresponding carriage, the pontic 2 and connection
The position that plate 3 connects is again provided with corresponding carriage, and the carriage includes sliding cavity 11,12 and of sliding panel
Bolt 13 is connected, the sliding panel 12 is arranged in the lower section of connecting plate 3, and the connection bolt 13 is fixed across connecting plate 3
It is connected on sliding panel 12, the sliding cavity 11 is arranged on road body 1 and 12 corresponding position of sliding panel.
It is provided with buffer layer 14, the connecting plate 3 and bridge between the surface that the connecting plate 3 and road body 1 is in contact
Buffer layer 14 is again provided between the surface being in contact between body 2, the buffer layer 14 is a kind of having by force for rubber
The soft material of power elasticity.
Using two kinds of above-mentioned structures, it can weaken and jump the destruction that vehicle brings expansion joint, jump carriage after vehicle occurs
In sliding panel 12 can the sliding in sliding cavity 11, to jump caused by the side-friction that vehicle is brought transverse movement counteracting
Fall, and the buffer layer 14 on 3 both sides of connecting plate can slow down the movement of connecting plate, weaken the concussion sense of vehicle.
4 underside of limiting plate is connected with sliding axle 15, and the sliding axle 15 is free to slide in cavity 5.
Sliding axle 15 can ensure that two surfaces move pontic 2 simultaneously up and down during exercise, whole to reduce pontic
Deformation.
Airtight connection between the buffer layer 14 and connecting plate 3, closed company between the buffer layer 14 and road body 1
It connects, airtight connection between the buffer layer 14 and pontic 2.
Airtight connection can prevent erosion of the sundries such as water, silt on road surface and bridge floor to expansion joint.
The surface that connecting rod 6 is installed on the road body 1 is provided with the track rolled for swivel pin 8, on the pontic 2
The surface of installation connecting rod 6 is again provided with the track rolled for swivel pin 8.
The track can either ensure that swivel pin 8 is fixedly connected with road body 1, pontic 2, but can be between connecting rod 6 phase
Corresponding degree of freedom is provided to movement.
The present embodiment application method is, when pontic 2 because jumping vehicle or expanding with heat and contract with cold when generating corresponding deformation, the deformation
It is transferred on swivel pin 8, swivel pin 8 drives connecting rod 6 to carry out opposite movement, to offset in corresponding gliding in tracks
Fall the deformation potential that 2 deformation band of pontic comes, when vehicle passes through the device, if generating the phenomenon that jumping vehicle, connecting plate 3 and buffering
Floor 14 does transverse movement relative to road body 1, pontic 2, offsets the influence for jumping vehicle to pontic 2, which uses airtight connection, reach
The effect of device interior waterproof sediment prevention.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (8)
1. Highway-bridge Expansion Joints construct, including road body (1), pontic (2), connecting plate (3) and limiting plate (4), the connecting plate (3)
Both ends are fixedly connected with road body (1), pontic (2) respectively, and the limiting plate (4) is fixedly mounted on the bottom of pontic (2), described
Road body (1) side on and the corresponding position of limiting plate (4) be provided with the cavity (5) passed in and out for limiting plate (4), it is characterised in that：
Several connecting rods (6) are movably set between the connecting plate (3) and the limiting plate (4), the connecting rod (6) is living
Dynamic to be mounted on road body (1) and pontic (2), the connecting rod (6) axial direction centre position is installed with several articulated shafts
(7), the connecting rod (6) is hinged two-by-two by articulated shaft (7), the hinged position in described connecting rod (6) both ends
Several swivel pins (8) are installed with, the connecting rod (6) both ends pass through swivel pin (8) and adjacent connecting rod (6) two
End flexible connection, the swivel pin (8) up and down two it is adjacent between telescopic prop (9), the telescopic prop (9) are installed
Outer surface is installed with extension spring (10), and the extension spring (10) axial direction both ends are fixedly mounted on corresponding swivel pin
(8) on.
2. Highway-bridge Expansion Joints construction according to claim 1, it is characterised in that：The road body (1) and connecting plate (3) are even
The position connect is provided with corresponding carriage, and the position that the pontic (2) and connecting plate (3) connect is again provided with accordingly
Carriage, the carriage include sliding cavity (11), sliding panel (12) and connect bolt (13), the sliding
Plate (12) is arranged in the lower section of connecting plate (3), and the connection bolt (13) is fixedly attached to sliding panel across connecting plate (3)
(12) on, the sliding cavity (11) is arranged on road body (1) and sliding panel (12) corresponding position.
3. Highway-bridge Expansion Joints construction according to claim 1, it is characterised in that：The connecting plate (3) and road body (1) phase
It is provided with buffer layer (14) between the surface of contact, it is same between the surface being in contact between the connecting plate (3) and pontic (2)
Sample is provided with buffer layer (14).
4. Highway-bridge Expansion Joints construction according to claim 1, it is characterised in that：Described limiting plate (4) underside connects
It is connected to sliding axle (15), the sliding axle (15) is free to slide in cavity (5).
5. Highway-bridge Expansion Joints construction according to claim 1, it is characterised in that：The buffer layer (14) and connecting plate
(3) airtight connection between, airtight connection between the buffer layer (14) and road body (1), the buffer layer (14) and pontic
(2) airtight connection between.
6. Highway-bridge Expansion Joints construction according to claim 1, it is characterised in that：Connecting rod is installed on the road body (1)
(6) surface is provided with the track rolled for swivel pin (8), and the surface that connecting rod (6) is installed on the pontic (2) is equally set
It is equipped with the track rolled for swivel pin (8).
7. Highway-bridge Expansion Joints construction according to claim 1, it is characterised in that：The buffer layer (14) is a kind of rubber
The soft material with strong elastic of class.
8. Highway-bridge Expansion Joints construction according to claim 1, it is characterised in that：The extension spring (10) by hardness compared with
High hard spring steel is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810212324.XA CN108532454A (en) | 2018-03-15 | 2018-03-15 | Highway-bridge Expansion Joints construct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810212324.XA CN108532454A (en) | 2018-03-15 | 2018-03-15 | Highway-bridge Expansion Joints construct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108532454A true CN108532454A (en) | 2018-09-14 |
Family
ID=63483560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810212324.XA Pending CN108532454A (en) | 2018-03-15 | 2018-03-15 | Highway-bridge Expansion Joints construct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108532454A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898404A (en) * | 2019-04-18 | 2019-06-18 | 重庆锦森腾建筑工程咨询有限公司 | A kind of unit construction bridge girder construction |
| CN109629407B (en) * | 2018-12-21 | 2020-07-31 | 东南大学 | Intelligent bridge expansion joint device and application thereof |
| CN112081005A (en) * | 2020-09-22 | 2020-12-15 | 山东水利职业学院 | Bridge structure broken joint dislocation expansion joint structure |
| CN112144376A (en) * | 2020-09-17 | 2020-12-29 | 上海市政工程设计研究总院（集团）有限公司 | Semi-fixed personnel passageway for bridge expansion joint |
| CN112681124A (en) * | 2020-12-26 | 2021-04-20 | 朱锋 | Comb-tooth-shaped damping displacement bridge expansion device |
| CN112962443A (en) * | 2021-02-24 | 2021-06-15 | 中冶南方城市建设工程技术有限公司 | Modularization equipment expansion joint structure suitable for steel box girder bridge |
| CN113235417A (en) * | 2021-06-17 | 2021-08-10 | 李涛 | Comb-tooth type bridge expansion device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2811383Y (en) * | 2005-06-02 | 2006-08-30 | 杨宪奎 | Invisible bridge expansion device |
| CN204475165U (en) * | 2015-02-15 | 2015-07-15 | 谢书合 | A kind of bridge type steel expansion joint limiting structure |
| CN204570466U (en) * | 2015-03-20 | 2015-08-19 | 同济大学 | Bridge extension joint |
| KR20150107359A (en) * | 2014-03-14 | 2015-09-23 | 주식회사 위드이앤오 | End Gird Sliding Type Device for expansion joint of bridge |
| CN105257778A (en) * | 2015-11-23 | 2016-01-20 | 上海理工大学 | Multi-degree-of-freedom low-frequency vibration-isolation gasket |
| CN206646401U (en) * | 2017-04-08 | 2017-11-17 | 管清明 | A kind of Highway-bridge Expansion Joints cover plate |
| CN207003236U (en) * | 2017-04-18 | 2018-02-13 | 成都智宸科技有限公司 | One kind builds a bridge expansion joint |
| CN207017149U (en) * | 2017-08-07 | 2018-02-16 | 江西省天强工程技术有限公司 | A kind of bridge extension joint of energy dust |
-
2018
- 2018-03-15 CN CN201810212324.XA patent/CN108532454A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2811383Y (en) * | 2005-06-02 | 2006-08-30 | 杨宪奎 | Invisible bridge expansion device |
| KR20150107359A (en) * | 2014-03-14 | 2015-09-23 | 주식회사 위드이앤오 | End Gird Sliding Type Device for expansion joint of bridge |
| CN204475165U (en) * | 2015-02-15 | 2015-07-15 | 谢书合 | A kind of bridge type steel expansion joint limiting structure |
| CN204570466U (en) * | 2015-03-20 | 2015-08-19 | 同济大学 | Bridge extension joint |
| CN105257778A (en) * | 2015-11-23 | 2016-01-20 | 上海理工大学 | Multi-degree-of-freedom low-frequency vibration-isolation gasket |
| CN206646401U (en) * | 2017-04-08 | 2017-11-17 | 管清明 | A kind of Highway-bridge Expansion Joints cover plate |
| CN207003236U (en) * | 2017-04-18 | 2018-02-13 | 成都智宸科技有限公司 | One kind builds a bridge expansion joint |
| CN207017149U (en) * | 2017-08-07 | 2018-02-16 | 江西省天强工程技术有限公司 | A kind of bridge extension joint of energy dust |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629407B (en) * | 2018-12-21 | 2020-07-31 | 东南大学 | Intelligent bridge expansion joint device and application thereof |
| CN109898404A (en) * | 2019-04-18 | 2019-06-18 | 重庆锦森腾建筑工程咨询有限公司 | A kind of unit construction bridge girder construction |
| CN112144376A (en) * | 2020-09-17 | 2020-12-29 | 上海市政工程设计研究总院（集团）有限公司 | Semi-fixed personnel passageway for bridge expansion joint |
| CN112081005A (en) * | 2020-09-22 | 2020-12-15 | 山东水利职业学院 | Bridge structure broken joint dislocation expansion joint structure |
| CN112681124A (en) * | 2020-12-26 | 2021-04-20 | 朱锋 | Comb-tooth-shaped damping displacement bridge expansion device |
| CN112681124B (en) * | 2020-12-26 | 2022-07-01 | 朱锋 | Comb-tooth-shaped damping displacement bridge expansion device |
| CN112962443A (en) * | 2021-02-24 | 2021-06-15 | 中冶南方城市建设工程技术有限公司 | Modularization equipment expansion joint structure suitable for steel box girder bridge |
| CN112962443B (en) * | 2021-02-24 | 2024-01-23 | 中冶南方城市建设工程技术有限公司 | Modularized assembled expansion joint structure suitable for steel box girder bridge |
| CN113235417A (en) * | 2021-06-17 | 2021-08-10 | 李涛 | Comb-tooth type bridge expansion device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108532454A (en) | Highway-bridge Expansion Joints construct | |
| US7716882B2 (en) | Bearing brace apparatus | |
| CN106320169B (en) | Modular expansion device and bridge | |
| US20120227193A1 (en) | Method of upgrading seismic performance of existing spillway piers on dams and coupled earthquake-resistant structure | |
| CN110656589B (en) | Bridge expansion joint intelligent repairing device with damping effect and construction method | |
| CN209412990U (en) | A kind of shockproof building for temporary habitation of radix saposhnikoviae of house construction engineering | |
| KR100647523B1 (en) | Fall down prevent apparatus for rail road bridge | |
| CN109811918A (en) | A kind of civil engineering damping device | |
| CN108842613B (en) | Bridge guardrail telescoping device | |
| CN107366373A (en) | A kind of steel plate shear force wall with Self-resetting energy dissipation brace | |
| CN209144631U (en) | A kind of partial pressure type bridge construction construction | |
| CN109235294A (en) | A kind of culvert construction device | |
| CN107022951B (en) | A kind of damping device for connecting of continuous bridge grading control, two-way antidetonation | |
| CN105735115A (en) | Connecting shock absorption device for continuous girder bridge zone control | |
| CN111335716B (en) | Anti-seismic profile steel structure fabricated building | |
| CN207227945U (en) | Modular expansion device and bridge with pressure-bearing connection | |
| CN108625478A (en) | The Self-resetting precast concrete bean column node device of replaceable top bottom friction energy dissipation device | |
| CN214573416U (en) | Damping type elastic support disposal device for cracking disease of steel box girder inclined web member | |
| Skinner et al. | Hysteretic dampers to provide structures with increased earthquake resistance | |
| CN207347918U (en) | A kind of comb-tooth-type bridge expansion joint installation | |
| CN209178816U (en) | Pot bearing noise reduction multi-directional deflection telescopic device | |
| CN206127872U (en) | Waterproof stripe has modulus formula telescoping device and bridge of lower support | |
| CN219365595U (en) | Inner flange joint of recycled concrete electric pole | |
| CN218951950U (en) | Connection structure of bridge expansion joint | |
| CN209958217U (en) | Multistage horizontal force shock attenuation bridge telescoping device |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180914 |
|
| WD01 | Invention patent application deemed withdrawn after publication |