CN107869108A - A kind of seamless expansion-contraction devices and its first telescoping member and the second telescoping member - Google Patents
A kind of seamless expansion-contraction devices and its first telescoping member and the second telescoping member Download PDFInfo
- Publication number
- CN107869108A CN107869108A CN201710932475.8A CN201710932475A CN107869108A CN 107869108 A CN107869108 A CN 107869108A CN 201710932475 A CN201710932475 A CN 201710932475A CN 107869108 A CN107869108 A CN 107869108A
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- CN
- China
- Prior art keywords
- component matrix
- flexible support
- telescoping member
- road surface
- guiding channel
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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.)
- Pending
Links
- 239000011159 matrix material Substances 0.000 claims abstract description 78
- 230000003993 interaction Effects 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 7
- 238000007789 sealing Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel 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
- E01D19/06—Arrangement, construction or bridging of expansion joints
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to a kind of seamless expansion-contraction devices and its first telescoping member and the second telescoping member, seamless expansion-contraction devices include being used for the first telescoping member and the second telescoping member 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.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 seamless expansion-contraction devices used in a kind of bridge pavement structure and its first telescoping member and second
Telescoping member.
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 seamless expansion-contraction devices, with solve in the prior art elastic telescopic component by two
Individual road surface plate interaction and the problem of easily fail;The present invention also aims to provide in a kind of seamless expansion-contraction devices to use
The first telescoping member and the second telescoping member.
In order to solve the above technical problems, the technical scheme of seamless expansion-contraction devices is as follows in the present invention:
A kind of seamless expansion-contraction devices, including the first telescoping member for being respectively placed in when in use on two neighboring road surface plate
With the second telescoping member, the second telescoping member include be used for along road surface plate width arrange second component matrix, second
Flexible support is provided with component matrix, the first telescoping member includes being used for the first component arranged along road surface plate width
Matrix, passway is provided with first component matrix and is drawn towards the shape of cross section of second component matrix for the flexible support of arc
Pathway, one end that flexible support closes on the first telescoping member extend into flexible support guiding channel and can be on described two roads
Moved when panel block is close to each other in 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.
The technical scheme of first telescoping member is:
First telescoping member, the first telescoping member include being used for the first component matrix arranged along road surface plate width, the
Be provided with one component matrix passway towards second component matrix shape of cross section be arc flexible support guiding channel,
Flexible support guiding channel stretches into for the flexible support of the second telescoping member and can be when two road surface plates is close to each other for soft
Property, which is supported in flexible support guiding channel, to be moved.
Be provided with first component matrix comb teeth-shaped for the first component matrix rigid that is supported to flexible support
Support.
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.
The technical scheme of second telescoping member is:
Second telescoping member, the second telescoping member include being used for the second component matrix arranged along road surface plate width, the
Front end is provided with two component matrixes to be used to extend into flexible support guiding channel and can move in flexible support guiding channel
Dynamic flexible support.
Be provided with second component matrix comb teeth-shaped for the second component matrix rigid that is supported to flexible support
Support.
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 seamless expansion-contraction devices when temperature is higher in the present invention;
Fig. 2 is view of the seamless expansion-contraction devices when temperature is relatively low in the present invention;
Fig. 3 is the use state figure of seamless expansion-contraction devices in 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 seamless expansion-contraction devices is for example shown in Fig. 1 ~ 6:Including for being respectively placed in two neighboring road surface when in use
11 the first telescoping member 1 and the second telescoping member 2 on plate, the first telescoping member 1,2 front and rear arrangement of the second telescoping member, the
Two telescoping members 2 include the second component matrix 10 arranged along width of roadway direction, are provided with second component matrix 10 along road
The flexible support 6 of face width arrangement, flexible support 6 is bolted on second component matrix 10, in the present embodiment,
Flexible support is made up of elastomeric material, is provided with the second component base of comb teeth-shaped on second component matrix on the downside of flexible support
Body rigid support 9.First telescoping member includes the first component matrix 7 arranged along width of roadway direction, on the first framework matrix 7
Be provided with passway towards second component matrix shape of cross section be arc flexible support guiding channel 5, flexible support 6
Front end is extend into flexible support guiding channel 5, and when two road surface plates 11 are close to each other, flexible support 6 can prop up in flexibility
Moved freely in support guiding channel 5.The first component base of comb teeth-shaped is provided with first component matrix 7 on the downside of flexible support
Body rigid support 8, first component matrix rigid support 8 supports 9 pairs to plug and put with second component matrix rigid, and shape pair of flexible
The rigid support overally supported is supported, first component matrix rigid is supported between the broach of second component matrix rigid support
With gap 12, therefore the first telescoping member, the second telescoping member can carry out certain angle on fore-and-aft direction
Reverse.First component matrix and the outside wall surface of first component matrix rigid support junction form the interior of flexible support guiding channel
Wing passage wall, first component matrix include rigid matrix part and form the outer passage wall of the flexible support guiding channel
Flexible substrate part 3, flexible substrate part 3 are bolted on rigid matrix part, and flexible substrate is provided with edge on part
The sealing strip 4 of left and right directions extension, coordinated by the sealing strip flexible substrate part and flexible support sealing.Figure middle term 13 represents
The metal sheeting being pressed on flexible substrate part 3, metal sheeting are secured by bolts on rigid matrix part, metal sheeting category
In consumable accessory, it is bolted, facilitates dismounting and change.
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;Sealing matching relationship is may not be between flexible support and flexible support passage, than
Such as say that gap coordinates;Metal sheeting can not also be set.
The implementation of the first telescoping member is for example shown in Fig. 1 ~ 6 in the present invention:The concrete structure of first telescoping member with it is above-mentioned
The first telescoping member described in each seamless expansion-contraction devices embodiment is identical, will not be described in detail herein.
The implementation of the second telescoping member is for example shown in Fig. 1 ~ 6 in the present invention:The concrete structure of second telescoping member with it is above-mentioned
The second telescoping member described in each seamless expansion-contraction devices embodiment is identical, will not be described in detail herein.
Claims (9)
- A kind of 1. seamless expansion-contraction devices, it is characterised in that:Including for being respectively placed in two neighboring road surface plate when in use The first telescoping member and the second telescoping member, the second telescoping member include be 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 arrangement, be provided with first component matrix passway towards the shape of cross section of second component matrix be arc The flexible support guiding channel of shape, one end that flexible support closes on the first telescoping member extend into flexible support guiding channel and It can be moved when described two road surface plates are close to each other in flexible support guiding channel.
- 2. seamless expansion-contraction devices according to claim 1, it is characterised in that:First component matrix and/or second component base The rigid support that rigid support is carried out to the flexible support being provided with body on the downside of the flexible support.
- 3. seamless expansion-contraction devices according to claim 2, it is characterised in that:The rigid support includes being arranged at described the The first component matrix rigid support of comb teeth-shaped on one component matrix and the comb teeth-shaped being arranged on the second component matrix Second component matrix rigid support, first component matrix rigid support with second component matrix rigid support broach to plugging Put.
- 4. seamless expansion-contraction devices according to claim 3, it is characterised in that:First component matrix and first component matrix are firm Property support junction outside wall surface form the inner channel wall of the flexible support guiding channel.
- 5. the first telescoping member of seamless expansion-contraction devices, it is characterised in that:First telescoping member is included for wide along road surface plate The first component matrix of direction arrangement is spent, cross section shape of the passway towards second component matrix is provided with first component matrix Shape is the flexible support guiding channel of arc, and flexible support guiding channel stretches into for the flexible support of the second telescoping member and can be Moved when two road surface plates are close to each other for flexible support in flexible support guiding channel.
- 6. the first telescoping member according to claim 5, it is characterised in that:Comb teeth-shaped is provided with first component matrix For the first component matrix rigid support being supported to flexible support.
- 7. the first telescoping member according to claim 6, it is characterised in that:First component matrix and first component matrix are firm Property support junction outside wall surface form the inner channel wall of the flexible support guiding channel.
- 8. the second telescoping member of seamless expansion-contraction devices, it is characterised in that:Second telescoping member is included for wide along road surface plate The second component matrix of direction arrangement is spent, front end is provided with second component matrix and is used to extend into flexible support guiding channel And the flexible support that can be moved in flexible support guiding channel.
- 9. the second telescoping member according to claim 8, it is characterised in that:Comb teeth-shaped is provided with second component matrix For the second component matrix rigid support being supported to flexible support.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710932475.8A CN107869108A (en) | 2017-10-10 | 2017-10-10 | A kind of seamless expansion-contraction devices and its first telescoping member and the second telescoping member |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710932475.8A CN107869108A (en) | 2017-10-10 | 2017-10-10 | A kind of seamless expansion-contraction devices and its first telescoping member and the second telescoping member |
Publications (1)
Publication Number | Publication Date |
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CN107869108A true CN107869108A (en) | 2018-04-03 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CN201710932475.8A Pending CN107869108A (en) | 2017-10-10 | 2017-10-10 | A kind of seamless expansion-contraction devices and its first telescoping member and the second telescoping member |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1387422A (en) * | 1964-01-29 | 1965-01-29 | Sinmast France | Constant volume expansion joints |
GB981946A (en) * | 1962-12-05 | 1965-02-03 | Esslingen Maschf | Improvements in or relating to bridges or like structures |
DE2408544A1 (en) * | 1974-02-22 | 1975-08-28 | Sollinger Huette | Cover for expansion joint in bridges - comprises one or more slide plates on one side movable into reception recess on other joint side |
CH581752A5 (en) * | 1974-05-21 | 1976-11-15 | Sollinger Huette | Bridge expansion gap covering element - has holding and sliding plates with rolling nuts on fastening bolts |
SU684083A1 (en) * | 1977-08-08 | 1979-09-05 | Киевский Филиал Государственного Институт По Проектированию И Изысканию Автомобильных Дорог "Союздорпроект" | Expansion joint for conjugating elements of the upper structure of highway bridge |
US5051024A (en) * | 1989-02-06 | 1991-09-24 | Robert Warthmann | Sliding closures for roadway expansion joints |
EP1719839A2 (en) * | 2005-05-03 | 2006-11-08 | RW Sollinger Hütte GmbH | Roller cover for road joints |
CN106906716A (en) * | 2017-04-17 | 2017-06-30 | 东莞瑞固工程材料科技有限公司 | A kind of combined type seamless expanded joint structure for bridge pavement structure |
-
2017
- 2017-10-10 CN CN201710932475.8A patent/CN107869108A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB981946A (en) * | 1962-12-05 | 1965-02-03 | Esslingen Maschf | Improvements in or relating to bridges or like structures |
FR1387422A (en) * | 1964-01-29 | 1965-01-29 | Sinmast France | Constant volume expansion joints |
DE2408544A1 (en) * | 1974-02-22 | 1975-08-28 | Sollinger Huette | Cover for expansion joint in bridges - comprises one or more slide plates on one side movable into reception recess on other joint side |
CH581752A5 (en) * | 1974-05-21 | 1976-11-15 | Sollinger Huette | Bridge expansion gap covering element - has holding and sliding plates with rolling nuts on fastening bolts |
SU684083A1 (en) * | 1977-08-08 | 1979-09-05 | Киевский Филиал Государственного Институт По Проектированию И Изысканию Автомобильных Дорог "Союздорпроект" | Expansion joint for conjugating elements of the upper structure of highway bridge |
US5051024A (en) * | 1989-02-06 | 1991-09-24 | Robert Warthmann | Sliding closures for roadway expansion joints |
EP1719839A2 (en) * | 2005-05-03 | 2006-11-08 | RW Sollinger Hütte GmbH | Roller cover for road joints |
CN106906716A (en) * | 2017-04-17 | 2017-06-30 | 东莞瑞固工程材料科技有限公司 | A kind of combined type seamless expanded joint structure for bridge pavement structure |
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Application publication date: 20180403 |
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