CN107326803A - The scattered displacement expansion joint of tandem - Google Patents
The scattered displacement expansion joint of tandem Download PDFInfo
- Publication number
- CN107326803A CN107326803A CN201710680708.XA CN201710680708A CN107326803A CN 107326803 A CN107326803 A CN 107326803A CN 201710680708 A CN201710680708 A CN 201710680708A CN 107326803 A CN107326803 A CN 107326803A
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- CN
- China
- Prior art keywords
- expansion joint
- component
- displacement
- side bar
- seam
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
- E01D19/062—Joints having intermediate beams
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The invention provides a kind of scattered displacement expansion joint of tandem, it is related to bridge main beam retractor device field；Including across seam component, displacement component and slide assemblies, the displacement modular support is described to be fixed across seam component one end on slide assemblies, and the other end connects displacement component, form a kind of by across the shallow layered structure connected after seam and flexible decomposition；Expansion joint realizes decomposition first across joint function and Telescopic, and clearly, expansion joint is influenceed small to working method by beam-ends vertical rotating, and Telescopic plays reliable, and safety, the durability of structure are improved.Shallow-layer, modularization and the assembling technology of structure are improved, and the condition for installing, detect, repairing and changing is more preferable.
Description
Technical field
Retractor device field is used the present invention relates to bridge main beam, and in particular to a kind of scattered displacement expansion joint of tandem.
Background technology
Expansion joint is one of key structure on bridge main beam, and broad form has rubbery expansion joint, type steel expansion joint, modulus
Formula type steel expansion joint, comb plate, comb joint expansion joint, expansion joints without seals etc..
Because Bridge Types are various, main beam deformation state complex causes expansion joint to be left in its developing history
It is a variety of that respectively there is feature pattern.So far, a kind of expansion joint of functional adaptation how is selected, usually as a problem.
Expansion joint conventional at present, is often directed in an overall structure while realizing across seam, flexible, vertical turning
The multiple functions such as dynamic, Plane Rotation, plane rocking, under this traditional thinking, expansion joint various functions are mutually restricted, single
Function is greatly lowered, and structure construction is sufficiently complex, component fatigue and serious wear.Show as expansion joint disease multiple, maintenance frequency
It is numerous.
How safe leap is realized, reliable deformation, accomplishing component, Each performs its own functions, steadily in the long term, is badly in need of solving as expansion joint
Certainly the problem of.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, the invention provides a kind of scattered displacement expansion joint of tandem so that expansion joint is each
Partial function is not restricted mutually, and simple function plays good, and allomeric function steadily in the long term, can be used safely across realizing
Long lifespan.
(2) technical scheme
To realize object above, the present invention is achieved by the following technical programs：
The scattered displacement expansion joint of tandem, including across seam component, displacement component and slide assemblies, the displacement modular support
Described to be fixed across seam component one end on slide assemblies, the other end connects displacement component, and forming one kind will be across seam and flexible decomposition
The shallow layered structure connected afterwards.
It is preferred that, it is described to include transverse joint plate, fixed support side bar, elastic support and hold-down bolt, the change across seam component
Hyte part includes movable side bar, movable middle-bar, guide rail hole, fixed side bar and rubber seal tape, and the slide assemblies include control
Spring, guide rail, fixing bolt, slide plate and elastic insert.
It is preferred that, it is equipped with elastic support on the fixed support side bar and movable side bar, described transverse joint plate one end is to press
Tight bolt is pressed on the elastic support on fixed support side bar in advance, and the other end is pressed in the elasticity on active edges beam with hold-down bolt in advance
On bearing, formed it is a kind of it is flexible constraint vertical rotating function across crack structure.
It is preferred that, the guide rail hole is located on movable side bar and movable middle-bar, and the displacement component is located at beam body top surface, with
Guide rail hole be oriented to and spacing, and formation is a kind of to tie with longitudinal extension and being conjugated without crossbeam modularization for plane rocking function
Structure.
It is preferred that, it is whole that the slide assemblies are combined as beam body top surface in limited height, by control spring, guide rail and slide plate
Track body structure.
, can be in elasticity about across seam component when load action is when both sides beam-ends is had the change of vertical, perpendicular, lateral displacement in structure
Vertical rotating is carried out under beam, displacement component and slide assemblies can carry out longitudinal flexible and plane rocking that successively decreases, and can pass through activity
Central sill carries out the modulus type adjustment of stroke.
(3) beneficial effect
The invention provides a kind of scattered displacement expansion joint of tandem, its advantage is：
1st, create a kind of brand-new bridge main beam retractor device, expansion joint it is real first across joint function and Telescopic
Series winding is now decomposed, working method is clear and definite；
2nd, expansion joint vertical rotating functional independence, longitudinal extension function is reliable, and the fatigue and wear phenomenon of component are alleviated, knot
The security and durability of structure are improved；
3rd, expanded joint structure construction relative simplicity, shallow-layer, modularization and the assembling technology of structure are improved, and installed, are examined
Survey, maintenance and replacing condition are more preferable.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 be Fig. 1 in across seam modular construction schematic diagram；
Fig. 3 is displacement component and slide assemblies structural representation in figure；
In figure, the scattered displacement expansion joint of 1- tandems, 2- transverse joint plates, 3- fix the movable side bar of support side bar, 4-, 5- activities
It is solid that central sill, 6- fix side bar, 7- rubber seal tapes, 8- elastic supports, 9- hold-down bolts, 10- controls spring, 11- guide rails, 12-
Determine bolt, 13- slide plates, 14- elastic inserts, 15- beam bodies, 16- beam-ends, 17- guardrail bases, 18- deck pavings, 19- guide rail holes.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.
Embodiment 1：
The scattered displacement expansion joint 1 of tandem, including across seam component, displacement component and slide assemblies, displacement modular support exists
On slide assemblies, fixed across seam component one end, the other end connects displacement component, forming one kind will connect after seam and flexible decomposition
Shallow layered structure.
Include transverse joint plate 2, fixed support side bar 3, elastic support 8 and hold-down bolt 9 across seam component, displacement component includes living
Dynamic side bar 4, movable middle-bar 5, guide rail hole 19, fixed side bar 6 and rubber seal tape 7, slide assemblies include control spring 10, guide rail
11st, fixing bolt 12, slide plate 13 and elastic insert 14.
Elastic support 8 is equipped with fixed support side bar 3 and movable side bar 4, the one end of transverse joint plate 2 is with the precompressed of hold-down bolt 9
On elastic support 8 on fixed support side bar 3, the other end is pressed in the elastic support 8 on active edges beam 4 with hold-down bolt 9 in advance
On, vertical rotating, shadow of the isolation vertical rotating of beam-ends 16 to expansion joint other parts can be carried out under elastic restraint across seam component
Ring, formed it is a kind of it is flexible constraint vertical rotating function across crack structure.
Guide rail hole 19 is located on movable side bar 4 and movable middle-bar 5, and displacement component is located at the top surface of beam body 15, with guide rail hole 19
Be oriented to and spacing, adjusted with the modulus type that the quantity of movable middle-bar 5 carries out stroke, formed it is a kind of have longitudinal extension and
Plane rocking function without crossbeam modularization become bit architecture.
The control spring 10 of Slide Group is arranged on displacement component internal, and guide rail 11 passes through the guide rail hole 19 of displacement component, by
Slide plate 13 is superimposed on the elastic slide plate formed on elastic insert 14 and is arranged on displacement component bottom, is combined as the top surface of beam body 15 overall
Track structure.
Embodiment 2：
In the present embodiment, transverse joint plate 2 is square transverse joint plate, and other structures are same as Example 1.
During installation, the first step：Positioning bolt is welded and fixed support side bar 3, fixed side bar 6 in the top surface of beam body 15, positioning
Elastic insert 14, slide plate 13, guide rail 11 are set and compression bolt is carried out with fixing bolt 12；Second step：Device to hole is set with work successively
Dynamic central sill 5, movable side bar 4；3rd step：Control spring 10 is installed in guide rail and displacement inter-module；4th step：Device to hole is set with successively
Elastic support 8, transverse joint plate 2 simultaneously carry out precompressed connection with hold-down bolt 9；5th step：Rubber seal tape 7 is installed.
Before installation, necessary pumping equipment construction under the scattered displacement expansion joint 1 of tandem；After installation, deck paving is carried out
18 subsequent construction, carries out inspection, cleaning, lubrication and the closing at the scattered displacement expansion joint 1 of tandem.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic；And these modification or
Replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. the scattered displacement expansion joint of tandem, including across seam component, displacement component and slide assemblies, it is characterised in that the change
Hyte part is supported on slide assemblies, described to be fixed across seam component one end, other end connection displacement component, and forming one kind will be across seam
With the shallow layered structure connected after flexible decomposition.
2. the scattered displacement expansion joint of tandem as claimed in claim 1, it is characterised in that described to include across seam component across seam
Plate, fixed support side bar, elastic support and hold-down bolt, the displacement component include movable side bar, movable middle-bar, guide rail hole,
Fixed side bar and rubber seal tape, the slide assemblies include control spring, guide rail, fixing bolt, slide plate and elastic insert.
3. the scattered displacement expansion joint of tandem as claimed in claim 2, it is characterised in that the fixed support side bar and activity
Elastic support is equipped with side bar, described transverse joint plate one end is pressed in the elastic support on fixed support side bar with hold-down bolt in advance
On, the other end is pressed on the elastic support on active edges beam in advance with hold-down bolt, forms a kind of flexible constraint vertical rotating
Function across crack structure.
4. the scattered displacement expansion joint of tandem as claimed in claim 2, it is characterised in that the guide rail hole is located at movable side bar
On movable middle-bar, the displacement component is located at beam body top surface, is oriented to and spacing with guide rail hole progress, forms a kind of with longitudinal direction
Flexible and plane rocking function without crossbeam modularization becomes bit architecture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710680708.XA CN107326803A (en) | 2017-08-10 | 2017-08-10 | The scattered displacement expansion joint of tandem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710680708.XA CN107326803A (en) | 2017-08-10 | 2017-08-10 | The scattered displacement expansion joint of tandem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107326803A true CN107326803A (en) | 2017-11-07 |
Family
ID=60199308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710680708.XA Pending CN107326803A (en) | 2017-08-10 | 2017-08-10 | The scattered displacement expansion joint of tandem |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107326803A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241718A (en) * | 2019-07-23 | 2019-09-17 | 四川路安路桥科技有限公司 | A kind of modularization modular expansion device |
| CN111119039A (en) * | 2019-12-31 | 2020-05-08 | 山西省交通新技术发展有限公司 | Displacement device for plate type expansion joint of highway bridge |
| CN111119038A (en) * | 2019-12-30 | 2020-05-08 | 山西省交通新技术发展有限公司 | Multi-directional displacement composite plate type expansion device for highway bridge |
| CN112064497A (en) * | 2020-07-23 | 2020-12-11 | 安徽省交通规划设计研究总院股份有限公司 | Full-assembly type modularized expansion joint |
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| CN101392500A (en) * | 2008-10-30 | 2009-03-25 | 上海汇城建筑装饰有限公司 | Multiaspect displacement bridge retractor device |
| CN202359497U (en) * | 2012-04-14 | 2012-08-01 | 李洪坡 | Multi-direction deflection analog-digital type stretching device |
| CN202787065U (en) * | 2012-07-20 | 2013-03-13 | 武汉臣基工程科技有限公司 | Bridge expansion device with function of multidirectional displacement |
| CN103255711A (en) * | 2013-05-21 | 2013-08-21 | 成都市新筑路桥机械股份有限公司 | Split type flexure-resisting multidirectional-deflection bridge expansion device |
| CN103306197A (en) * | 2013-05-21 | 2013-09-18 | 成都市新筑路桥机械股份有限公司 | Unitary bending-deformation-resistant multidirectional-displacement comb tooth type bridge expansion device |
| CN103469725A (en) * | 2013-09-06 | 2013-12-25 | 重庆交通大学 | Dislocated expansion joint structure of bridge structural breaking joint |
| CN105256718A (en) * | 2015-10-28 | 2016-01-20 | 中铁第四勘察设计院集团有限公司 | Modular multidirectional displacement telescopic device and bridge |
| EP2982797A1 (en) * | 2014-07-30 | 2016-02-10 | Tecno K Giunti S.r.l. | Structural joint |
| CN105463987A (en) * | 2015-12-30 | 2016-04-06 | 中铁第四勘察设计院集团有限公司 | Modularized, large-corner and multi-way displacement extension device and bridge |
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2017
- 2017-08-10 CN CN201710680708.XA patent/CN107326803A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101270566A (en) * | 2007-03-19 | 2008-09-24 | 黄垤树 | Expanded joint structure capable of automatically adjusting gap |
| CN101392500A (en) * | 2008-10-30 | 2009-03-25 | 上海汇城建筑装饰有限公司 | Multiaspect displacement bridge retractor device |
| CN202359497U (en) * | 2012-04-14 | 2012-08-01 | 李洪坡 | Multi-direction deflection analog-digital type stretching device |
| CN202787065U (en) * | 2012-07-20 | 2013-03-13 | 武汉臣基工程科技有限公司 | Bridge expansion device with function of multidirectional displacement |
| CN103255711A (en) * | 2013-05-21 | 2013-08-21 | 成都市新筑路桥机械股份有限公司 | Split type flexure-resisting multidirectional-deflection bridge expansion device |
| CN103306197A (en) * | 2013-05-21 | 2013-09-18 | 成都市新筑路桥机械股份有限公司 | Unitary bending-deformation-resistant multidirectional-displacement comb tooth type bridge expansion device |
| CN103469725A (en) * | 2013-09-06 | 2013-12-25 | 重庆交通大学 | Dislocated expansion joint structure of bridge structural breaking joint |
| EP2982797A1 (en) * | 2014-07-30 | 2016-02-10 | Tecno K Giunti S.r.l. | Structural joint |
| CN105256718A (en) * | 2015-10-28 | 2016-01-20 | 中铁第四勘察设计院集团有限公司 | Modular multidirectional displacement telescopic device and bridge |
| CN105463987A (en) * | 2015-12-30 | 2016-04-06 | 中铁第四勘察设计院集团有限公司 | Modularized, large-corner and multi-way displacement extension device and bridge |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241718A (en) * | 2019-07-23 | 2019-09-17 | 四川路安路桥科技有限公司 | A kind of modularization modular expansion device |
| CN110241718B (en) * | 2019-07-23 | 2021-10-26 | 四川路安路桥科技有限公司 | Modular modulus type telescopic device |
| CN111119038A (en) * | 2019-12-30 | 2020-05-08 | 山西省交通新技术发展有限公司 | Multi-directional displacement composite plate type expansion device for highway bridge |
| CN111119039A (en) * | 2019-12-31 | 2020-05-08 | 山西省交通新技术发展有限公司 | Displacement device for plate type expansion joint of highway bridge |
| CN111119039B (en) * | 2019-12-31 | 2021-11-23 | 山西省交通新技术发展有限公司 | Displacement device for plate type expansion joint of highway bridge |
| CN112064497A (en) * | 2020-07-23 | 2020-12-11 | 安徽省交通规划设计研究总院股份有限公司 | Full-assembly type modularized expansion joint |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20171107 |