CN107675616A - A kind of bridge seamless expansion-contraction devices - Google Patents
A kind of bridge seamless expansion-contraction devices Download PDFInfo
- Publication number
- CN107675616A CN107675616A CN201710932473.9A CN201710932473A CN107675616A CN 107675616 A CN107675616 A CN 107675616A CN 201710932473 A CN201710932473 A CN 201710932473A CN 107675616 A CN107675616 A CN 107675616A
- Authority
- CN
- China
- Prior art keywords
- component matrix
- flexible support
- support
- telescoping member
- road surface
- 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 relates to a kind of bridge seamless expansion-contraction devices, including the first telescoping member and the second telescoping member for being respectively placed in when in use on two neighboring road surface plate, second telescoping member includes being used for the second component matrix arranged along road surface plate width, flexible support is provided with second component matrix, first telescoping member includes being used for the first component matrix arranged along road surface plate width, passway is provided with first component matrix towards the flexible support guiding channel that the shape of cross section of second component matrix is arc, one end that flexible support closes on the first telescoping member extend into flexible support guiding channel and can moved when described two road surface plates are close to each other in flexible support guiding channel, flexible support coordinates with the sealing of flexible support guiding channel.The present invention solves the problems, such as that elastic telescopic component is easily failed by two road surface plate interactions in the prior art.
Description
Technical field
The present invention relates to the bridge seamless expansion-contraction devices used in a kind of bridge pavement structure.
Background technology
Bridge expanssion joint is Bridge Design, construction and Guan Yangzhong an important component, is to meet bridge knot
Structure is because of support vehicles even running under variation of ambient temperature and structural bearing dilatation, and in the beam of bridge structure（Plate）End
Between the special device for being capable of Free Transform that sets.Seam of the bridge expanssion joint because itself still suffering from physical arrangement, therefore all the time
Smooth-going in vehicle travel process can not be accomplished, without kick and noiseless, and seamless expansion-contraction devices truly are from some
Aspect can solve the problem.
A kind of existing seamless expansion-contraction devices " group for bridge pavement structure as disclosed in state patent CN106906716A
Box-like expansion joints without seals structure ", the expanded joint structure are mainly characterized by stretching in the junction setting elasticity of two road surface plates
Contracting component, when temperature changes, such as summer temp is higher, two road surface plates produce expansion and apart from becoming near, just
Meeting elasticity of compression telescoping member, when temperature is relatively low in the winter time, two road surface plates, which produce, to be shunk and, elastic telescopic structure remote apart from change
Part will discharge.Subject matter existing for existing this seamless expansion-contraction devices is：When temperature is higher, two road surface plates
A very big normal pressure can be applied to elastic telescopic component, under so big and time length positive pressure, elastic telescopic structure
The problem of service life of part is very of short duration, and elastic telescopic component can not normally discharge and fail when frequently appearing in winter,
The stroke of other existing structure is also very limited, the spacing between two road surface plates can neither it is excessive can not be too small.
The content of the invention
It is an object of the invention to provide a kind of bridge seamless expansion-contraction devices, to solve elastic telescopic component in the prior art
The problem of easily being failed by two road surface plate interactions.
In order to solve the above technical problems, the technical scheme in the present invention is as follows：A kind of bridge seamless expansion-contraction devices, including with
In the first telescoping member and the second telescoping member that are respectively placed in when in use on two neighboring road surface plate, the second telescoping member
Including the second component matrix for being arranged along road surface plate width, flexible support is provided with second component matrix, the
One telescoping member includes being used for the first component matrix arranged along road surface plate width, is provided with first component matrix logical
Towards the flexible support guiding channel that the shape of cross section of second component matrix is arc, it is flexible that flexible support closes on first at road junction
One end of component extend into flexible support guiding channel and can be when described two road surface plates is close to each other in flexible support
Moved in guiding channel, flexible support coordinates with the sealing of flexible support guiding channel.
Be provided with first component matrix and/or second component matrix on the downside of the flexible support to the flexibility
Support carries out the rigid support of rigid support.
The rigid support includes the first component matrix rigid branch for the comb teeth-shaped being arranged on the first component matrix
Support and be arranged at the second component matrix rigid support of the comb teeth-shaped on the second component matrix, first component matrix rigid branch
Support and put with the broach of second component matrix rigid support to plugging.
The outside wall surface of first component matrix and first component matrix rigid support junction forms the flexible support and guided
The inner channel wall of passage.
Beneficial effects of the present invention are：In the present invention, flexible support, which is extend into flexible support guiding channel, realizes two
Slitless connection between the plate of road surface, run into temperature it is higher when, the expansion of two neighboring road surface plate and apart from close, flexibility branch
Support then moved along flexible support guiding channel, that is to say, that the side that flexible support closes on the first telescoping member be it is free, it is soft
Property support will not be by the normal pressure between two road surface plates, flexible support is not easy to fail, it is ensured that the use of product
Life-span.
Brief description of the drawings
Fig. 1 is view of the Bridge seamless expansion-contraction devices of the present invention when temperature is higher；
Fig. 2 is view of the Bridge seamless expansion-contraction devices of the present invention when temperature is relatively low；
Fig. 3 is the use state figure of Bridge seamless expansion-contraction devices of the present invention；
Fig. 4 is the cooperation schematic diagram of first component matrix and second component matrix in Fig. 1；
Fig. 5 is Fig. 4 top view；
Fig. 6 is flexible support and the cooperation schematic diagram of flexible substrate part in Fig. 1.
Embodiment
The implementation of bridge seamless expansion-contraction devices is for example shown in Fig. 1 ~ 6：Including two neighboring for being respectively placed in when in use
11 the first telescoping member 1 and the second telescoping member 2 on the plate of road surface, cloth before and after the first telescoping member 1, the second telescoping member 2
Put, the second telescoping member 2 includes the second component matrix 10 arranged along width of roadway direction, is provided with second component matrix 10
The flexible support 6 arranged along width of roadway direction, flexible support 6 are bolted on second component matrix 10, this implementation
In example, flexible support is made up of elastomeric material, is provided with the second of comb teeth-shaped on second component matrix on the downside of flexible support
Component matrix rigid support 9.First telescoping member includes the first component matrix 7 arranged along width of roadway direction, the first framework
Passway is provided with matrix 7 towards the flexible support guiding channel 5 that the shape of cross section of second component matrix is arc, it is flexible
The front end of support 6 is extend into flexible support guiding channel 5, and when two road surface plates 11 are close to each other, flexible support 6 can be
Moved freely in flexible support guiding channel 5.The first of comb teeth-shaped is provided with first component matrix 7 on the downside of flexible support
Component matrix rigid support 8, first component matrix rigid support 8 supports 9 pairs to plug and put with second component matrix rigid, and is formed
The rigid support overally supported to flexible support, the support of first component matrix rigid and the support of second component matrix rigid
There is gap 12, therefore the first telescoping member, the second telescoping member can carried out necessarily on fore-and-aft direction between broach
The torsion of angle.It is logical that the outside wall surface of first component matrix and first component matrix rigid support junction forms flexible support guiding
The inner channel wall in road, first component matrix include rigid matrix part and the outside of the formation flexible support guiding channel and led to
The flexible substrate part 3 of road wall, flexible substrate part 3 are bolted on rigid matrix part, and flexible substrate is set on part
The sealing strip 4 extended in left-right direction is equipped with, is coordinated by the sealing strip flexible substrate part and flexible support sealing.Figure middle term
13 expressions are pressed in the metal sheeting on flexible substrate part 3, and metal sheeting is secured by bolts on rigid matrix part, metal
Tabletting belongs to consumable accessory, is bolted, and facilitates dismounting and change；Metal sheeting can not also be set.
In summer, temperature is higher, and road surface plate can expand, and the spacing between two neighboring road surface plate becomes near,
As shown in figure 1, the front end of flexible support can be moved to deeper position along flexible support guiding channel, this also implies that flexible branch
The front end of support is free end, and flexible support will not be extruded by two road surface plates, therefore service life is easily ensured.
In the winter time, temperature is relatively low, and road surface plate can be shunk, and the distance between two neighboring road surface plate becomes remote, flexible support with
Second component matrix is moved, and the flexible support front end after movement is still located in flexible support guiding channel, and close with sealing strip
Envelope, it can effectively prevent rainwater and rubbish soil from penetrating into obstruction.Flexible support can by glass inner-lining silk fiber, carbon fiber and
Other organic fibers or steel wire are combined with rubber-like or other elastomeric materials.In other embodiments of the invention：May be used also
To set roller or ball on the conduit wall of flexible support guiding channel, to reduce flexible support and flexible support guiding channel
Conduit wall between frictional force；Flexible substrate part can also be replaced by rigid matrix part；Flexible support can also pass through
It is bonded and fixed on second component matrix.
Claims (4)
- A kind of 1. bridge seamless expansion-contraction devices, it is characterised in that：Including for being respectively placed in two neighboring road deck when in use The first telescoping member and the second telescoping member on block, the second telescoping member include being used for along road surface plate width arrangement Second component matrix, flexible support is provided with second component matrix, and the first telescoping member includes being used for along road surface plate width The first component matrix of direction arrangement, is provided with passway towards the shape of cross section of second component matrix on first component matrix For the flexible support guiding channel of arc, one end that flexible support closes on the first telescoping member extend into flexible support guiding channel It is interior and can be moved when described two road surface plates are close to each other in flexible support guiding channel, flexible support and flexible support Guiding channel sealing coordinates.
- 2. bridge seamless expansion-contraction devices according to claim 1, it is characterised in that：First component matrix and/or the second structure The rigid support that rigid support is carried out to the flexible support being provided with part matrix on the downside of the flexible support.
- 3. bridge seamless expansion-contraction devices according to claim 2, it is characterised in that：The rigid support includes being arranged at institute State the first component matrix rigid support of the comb teeth-shaped on first component matrix and the comb being arranged on the second component matrix The second component matrix rigid support of dentation, the broach pair of the support of first component matrix rigid and the support of second component matrix rigid Plug and put.
- 4. bridge seamless expansion-contraction devices according to claim 3, it is characterised in that：First component matrix and first component base The outside wall surface of body rigid support junction forms the inner channel wall of the flexible support guiding channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710932473.9A CN107675616A (en) | 2017-10-10 | 2017-10-10 | A kind of bridge seamless expansion-contraction devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710932473.9A CN107675616A (en) | 2017-10-10 | 2017-10-10 | A kind of bridge seamless expansion-contraction devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107675616A true CN107675616A (en) | 2018-02-09 |
Family
ID=61140059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710932473.9A Pending CN107675616A (en) | 2017-10-10 | 2017-10-10 | A kind of bridge seamless expansion-contraction devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107675616A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241719A (en) * | 2019-07-25 | 2019-09-17 | 郑州东辰科技有限公司 | A kind of comb-tooth-type telescopic device and telescoping member |
| CN114855604A (en) * | 2022-04-22 | 2022-08-05 | 浙江润浩城市建设设计有限公司 | Seamless expansion joint structure of bridge |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE738525A (en) * | 1968-09-11 | 1970-02-16 | ||
| BE788433A (en) * | 1971-09-21 | 1973-01-02 | Vredestein Rubber | LAND HEAD AND / OR PILLAR DEVICE FOR SEALING THE GAP BETWEEN THE ENDS OF A BRIDGE OR VIADUCT AND A |
| EP0382681A1 (en) * | 1989-02-06 | 1990-08-16 | Robert Warthmann | Roller cover for bridging-joints, especially for expansion joints in bridge decks |
-
2017
- 2017-10-10 CN CN201710932473.9A patent/CN107675616A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE738525A (en) * | 1968-09-11 | 1970-02-16 | ||
| BE788433A (en) * | 1971-09-21 | 1973-01-02 | Vredestein Rubber | LAND HEAD AND / OR PILLAR DEVICE FOR SEALING THE GAP BETWEEN THE ENDS OF A BRIDGE OR VIADUCT AND A |
| EP0382681A1 (en) * | 1989-02-06 | 1990-08-16 | Robert Warthmann | Roller cover for bridging-joints, especially for expansion joints in bridge decks |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241719A (en) * | 2019-07-25 | 2019-09-17 | 郑州东辰科技有限公司 | A kind of comb-tooth-type telescopic device and telescoping member |
| CN114855604A (en) * | 2022-04-22 | 2022-08-05 | 浙江润浩城市建设设计有限公司 | Seamless expansion joint structure of bridge |
| CN114855604B (en) * | 2022-04-22 | 2024-03-12 | 浙江润浩城市建设设计有限公司 | Bridge seamless expansion joint structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106320169B (en) | Modular expansion device and bridge | |
| CN107130515B (en) | Large-span impact-resistant multidirectional displacement comb-shaped plate type bridge expansion device | |
| CN107675616A (en) | A kind of bridge seamless expansion-contraction devices | |
| CN203768806U (en) | Bridge expansion joint | |
| CN102345781A (en) | In-pipe traveling machine | |
| CN104691634B (en) | A kind of deformation device of crawler belt driving system | |
| CN204803754U (en) | Bridge expansion joint structure | |
| CN107435548A (en) | A kind of waterproof structure of shield tunnel segment seam and its construction method | |
| CN107869108A (en) | A kind of seamless expansion-contraction devices and its first telescoping member and the second telescoping member | |
| CN107747278B (en) | Oblique multidirectional displacement telescopic device | |
| CN203639813U (en) | Hidden type bridge expansion joint structure | |
| CN207227945U (en) | Modular expansion device and bridge with pressure-bearing connection | |
| CN207159804U (en) | A kind of expansion joint sealed elastic device for road engineering | |
| CN204567823U (en) | A kind of deformation device of crawler belt driving system | |
| CN101886367A (en) | Transversal wedge-shaped telescopic gap | |
| CN105525554A (en) | Cement concrete pavement waterproof structure with embedded seam of full-seam-opening hollow elastic tube | |
| CN206319247U (en) | Curve modulus type damping vibration attenuation multi-directional deflection retractor device | |
| CN203904830U (en) | Noise-reducing retractor device | |
| CN206607495U (en) | The sealing belting of bridge expanssion joint | |
| CN202688869U (en) | Special-shaped steel rubber telescopic device | |
| CN207062757U (en) | A kind of bridge extension joint | |
| CN207537876U (en) | A kind of bridge stretches antipriming | |
| CN105369772B (en) | A kind of rubber fastening band | |
| CN213387629U (en) | Prevent excursion in ejection of compact lift scissor arm | |
| CN213951818U (en) | Road expansion joint structure for town road |
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 |