CN102383372A - Composite paved deformation joint structure - Google Patents
Composite paved deformation joint structure Download PDFInfo
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- CN102383372A CN102383372A CN2011102414050A CN201110241405A CN102383372A CN 102383372 A CN102383372 A CN 102383372A CN 2011102414050 A CN2011102414050 A CN 2011102414050A CN 201110241405 A CN201110241405 A CN 201110241405A CN 102383372 A CN102383372 A CN 102383372A
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- deformation joint
- mating formation
- plate
- arch
- joint
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- 239000002131 composite material Substances 0.000 title abstract 4
- 230000015572 biosynthetic process Effects 0.000 claims description 63
- 230000008093 supporting effect Effects 0.000 claims description 56
- 230000013011 mating Effects 0.000 claims description 43
- 150000001875 compounds Chemical class 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 239000011384 asphalt concrete Substances 0.000 claims description 5
- 239000004567 concrete Substances 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010008 shearing Methods 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The invention discloses a composite paved deformation joint structure which comprises an arched plate and a flexible pavement layer, wherein two arch pins of the arched plate are correspondingly and fixedly arranged to two structure ends of a deformation joint respectively; the arch top of the arched plate is lower than the upper working surfaces of two structures for forming the deformation joint; and the flexible pavement layer is paved on the arched plate for covering the deformation joint and is parallel and level to the upper working surfaces of the two structures for forming the deformation joint. The composite paved deformation joint structure can effectively bear the vertical workload applied by the surface of the deformation joint, be more favorably adapted to the vertical displacement difference and the horizontal relative displacement of the adjacent structure at the joint and provide a smooth and continuous working surface, and therefore, the composite paved deformation joint structure can not suffer obvious movement load impact, reduces impact noise and the probability of generating fatigue damage, can synthesize the advantages of a rigid joint and flexible joint scheme, form a smooth and continuous working surface on the deformation joint and provide enough deformation amount, has high deformation harmony, prevents damage caused under larger shearing force and has the advantages of simple and convenient construction, long service life and low maintenance cost.
Description
Technical field
The present invention relates to a kind of accessory structure of field of civil engineering, particularly a kind of structure that is used for the paving structure deformation joint.
Background technology
Deformation joint is used for field of civil engineering and under multiple factor (variations in temperature, creep deformation, uneven settlement of foundation and earthquake) effect, produces distortion for preventing buildings such as road and bridge, causes ftractureing even destroying and the slit of the artificial proper width that is provided with.
Deformation joint is between adjacent structure, and particularly in the road and bridge construction, the deformation joint joint technique between the adjacent structure is very universal.In the prior art, the joint form that generally uses mainly comprises: the rigid joint that adopts steel concrete, steel-concrete or steel part etc. to form; And, the flexible joint that adopts factory finished product shrinkage joint to form.The advantage of rigid joint is the work plane that can provide comparatively smooth-going; Shortcoming is that being difficult to adapt to the mistake of cutting poor owing to foundation settlement between the adjacent structure, that reasons such as the structural concrete creep deformation is poor, physical end outer corner difference cause is out of shape; Be prone to produce bigger shearing at seam crossing, often cause the joint filler damage.Though flexible joint can be good at adapting to adjacent structure at produce flexible relatively of seam crossing with cut wrong distortion, is prone to cause the work plane discontinuity condition at seam crossing, influences the structure function of use; The shrinkage joint is impacted by live load also easily to cause that noise is big, material is easy to fatigue failure in addition.
Therefore, need the seam construction of deformation joint be improved the advantage of comprehensive rigid joint and flexible joint scheme; On deformation joint, form smooth-going continuous face and enough deflections can be provided; Compatibility of deformation property is good, avoids under big shearing, damaging, and it is simple and convenient to construct; Long service life, maintenance cost is low.
Summary of the invention
In view of this, the object of the invention provides a kind of compound deformation joint structure of mating formation, and is used for the construction of deformation joint seam; Comprehensively the advantage of rigid joint and flexible joint scheme forms smooth-going continuous face and enough deflections can be provided on deformation joint, and compatibility of deformation property is good; Avoid under big shearing, damaging; It is simple and convenient to construct, long service life, and maintenance cost is low.
The compound deformation joint structure of mating formation of the present invention; Comprise arch sheet and the flexibility layer of mating formation; The corresponding respectively two structure ends that form deformation joint that are fixedly set in of two arch springings of arch sheet; The vault of arch sheet is lower than work plane on two structures that form deformation joint, said flexibility mat formation layer be paved on cover on the arch sheet deformation joint and with two structures that form deformation joint on work plane concordant.
Further, said arch sheet is processed by hot rolled steel plate, and the flexibility layer of mating formation is the modified asphalt concrete layer of mating formation;
Further, two structure ends of said formation deformation joint are fixed with supporting seat respectively, and two arch springings of said arch sheet are fixedly supported to the supporting seat corresponding with it respectively;
Further, two structure ends of said formation deformation joint all form downward ledge structure, and said supporting seat is fixed in this ledge structure;
Further; Two supporting seats include upper junction plate, lower connecting plate and the vertical loaded plate of being processed by steel plate; Upper junction plate is fixedly connected on vertical loaded plate upper end and stretches out; Lower connecting plate is fixedly connected on vertical loaded plate lower end and extends internally, the corresponding ledge structure upper surface that fixedly rides over of the upper junction plate of two supporting seats, two arch springings of the corresponding fixed support arch sheet of the lower connecting plate of two supporting seats;
Further, said upper junction plate, lower connecting plate and the vertical one-body molded formation supporting seat of loaded plate;
Further, two arch springing correspondences of said arch sheet are welded in the lower connecting plate upper surface of two supporting seats;
Further, the main body of two structures of said formation deformation joint is a steel work, and the upper junction plate of said two supporting seats is or/and vertical loaded plate is corresponding respectively is welded on the ledge structure corresponding with it;
Further, the main body of two structures of said formation deformation joint is a concrete structure, the upper junction plate of said two supporting seats or/and vertical loaded plate respectively correspondence be anchored on the ledge structure;
Further, two structures that form deformation joint are equipped with the layer of mating formation, and ledge structure forms between layer and the main structure body by mating formation.
Beneficial effect of the present invention: the compound movement joint structure of mating formation of the present invention; Adopt arch sheet and the flexibility layer structure combining of mating formation movement joint is carried out seam to construct; Forming the flexibility of mating formation on the arch steel plate of two structure ends of movement joint the fixedlying connected layer of mating formation, form and the smooth-going continuous surface of two arrangement works faces with arch sheet; Because arch structure itself has whole vertical bearing capacity and rigidity is bigger; Relative vertical displacement rigidity of both sides arch springing and the very little characteristics of relative horizontal displacement rigidity; Arch sheet as the movement joint main member; Because of himself arching, have very big vertical rigidity and bearing capacity, can effectively bear the vertical work load of movement joint surface action; Vertical relative displacement rigidity between the arch springing of both sides is very little, in conjunction with the flexibility layer of mating formation, can adapt to vertical displacement difference and the horizontal relative displacement of adjacent structure at seam crossing preferably; Therefore the flexibility layer of mating formation can provide smooth-going continuous working surface, impacted by tangible traveling load, reduces impact noise and the possibility that fatigue rupture takes place; Therefore the arch steel plate flexible material of the present invention movement joint of mating formation can either provide enough surperficial work load bearing capacities at seam crossing, can adapt to well again between the adjacent structure level to vertical relative displacement, the comprehensively advantage of rigid joint and flexible joint scheme; On movement joint, form smooth-going continuous face and enough deflections can be provided; Compatibility of deformation is good, avoids under big shearing, damaging, and it is simple and convenient to construct; Long service life, maintenance cost is low.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Fig. 1 is a structural representation of the present invention, and is as shown in the figure: the compound deformation joint structure of mating formation of present embodiment is specially adapted to road and bridge construction; This structure comprises arch sheet 1 and the flexibility layer 2 of mating formation; The corresponding respectively two structure ends that form deformation joint that are fixedly set in of two arch springings of arch sheet 1; As shown in the figure; Two structures that form deformation joint are respectively structure 5 and structure 6, and an arch springing of arch sheet 1 is supported in structure 5, and another arch springing of arch sheet 1 is supported in structure 6; The vault of arch sheet 1 is lower than work plane on two structures that form deformation joint; Said flexibility mat formation 2 be paved on the arch sheet 1 cover deformation joint 7 and with two structures (structure 5 and structure 6) that form deformation joint on work plane concordant; The flexibility layer 2 of mating formation adopts a modulus of elasticity and the approaching similar flexible pavement materials of modified asphalt concrete; Have elastic deformation characteristic preferably, be beneficial to the smooth-going continuous working surface of maintenance; Among the application; Two structures (structure 5 and structure 6) that form deformation joint not only are confined to main structure body itself; If have the layer of mating formation, also comprise the layer of mating formation that is positioned on the main structure body, the last work plane of indication; Promptly be the two structure upper surfaces (layer of mating formation is arranged, and promptly is layer upper surface of mating formation) that form deformation joint.
In the present embodiment, said arch sheet 1 is processed by hot rolled steel plate, has processing and welding performance preferably, has certain plasticity simultaneously, can adapt to the vertical displacement difference and the horizontal relative displacement of two structures (structure 5 and structure 6) that form deformation joint better; The flexibility layer of mating formation is the modified asphalt concrete layer of mating formation, and modified asphalt concrete itself has elasticity and flexible good advantage, has the adaptive capacity of the load that withstands shocks preferably, further reduces to take place the generation of fatigue failure;
In the present embodiment; Two structures of said formation deformation joint (structure 5 and structure 6) end is fixed with supporting seat respectively, and is as shown in the figure, comprises supporting seat 3 and supporting seat 4; Two arch springings of said arch sheet 1 are fixedly supported to the supporting seat corresponding with it respectively; Among the figure, an arch springing of arch sheet 1 is fixedly supported to supporting seat 3, and another arch springing of arch sheet 1 is fixedly supported to supporting seat 4; Adopt clamping support, be beneficial to two structures (structure 5 and structure 6) that protection forms deformation joint not the construction because of arch sheet be damaged, guarantee the integrality of main body, thereby guarantee its supporting capacity and prolong its application life.
In the present embodiment, two structures of said formation deformation joint (structure 5 and structure 6) end all forms downward ledge structure, and is as shown in the figure, the ledge structure 5a of structure 5 and the ledge structure 6a of structure 6; Said supporting seat is fixed in this ledge structure, and is as shown in the figure, and supporting seat 3 is fixed in ledge structure 5a, and supporting seat 4 is fixed in ledge structure 6a; All have the layer of mating formation if form two structures (structure 5 and structure 6) of deformation joint, then step can be to mat formation to form between layer and the main structure body, and the setting of ledge structure can increase arrangement space, is beneficial to parts such as arranging arch sheet.
In the present embodiment; Two supporting seats (supporting seat 3 and supporting seat 4) include upper junction plate, lower connecting plate and the vertical loaded plate of being processed by steel plate; Upper junction plate is fixedly connected on vertical loaded plate upper end and stretches out; Lower connecting plate is fixedly connected on vertical loaded plate lower end and extends internally; Corresponding ledge structure (ledge structure 5a and the ledge structure 6a) upper surface that fixedly rides over of the upper junction plate of two supporting seats (supporting seat 3 and supporting seat 4), two arch springings of the corresponding fixed support arch sheet of lower connecting plate of two supporting seats (supporting seat 3 and supporting seat 4); Outwards be meant with respect to deformation joint to the both sides of seam, inside then be to the center of stitching; Adopt the supporting seat of this structure, it is little to take up room, owing to adopt step and bridging arrangement, contact surface is bigger, increases supporting capacity, utilizes vertical loaded plate transmission pressure and converts pressure into pulling force, improves supporting effect, avoids the inefficacy in the short time.
In the present embodiment, upper junction plate, lower connecting plate and the vertical one-body molded formation supporting seat of loaded plate, as shown in the figure, supporting seat 3 all is formed in one with supporting seat 4; Have the strong characteristics of globality, avoid stress to concentrate the destruction that causes; In fact, supporting seat 3 and supporting seat 4 all can be a plurality ofly vertically to arrange along deformation joint, in the time of economical with materials, reduce cost of manufacture.
In the present embodiment, two arch springing correspondences of said arch sheet 1 are welded in the lower connecting plate upper surface of two supporting seats (supporting seat 3 and supporting seat 4); Be connected firmly, construction is simple.
In the present embodiment; The main body of two structures of said formation deformation joint (structure 5 with structure 6) is a steel work, and the upper junction plate of said two supporting seats (supporting seat 3 and supporting seat 4) is or/and vertical loaded plate is corresponding respectively is welded on the ledge structure corresponding with it (ledge structure 5a and ledge structure 6a); In the present embodiment, upper junction plate is welded in the ledge structure upper surface, and vertical loaded plate is welded in the end face of ledge structure, and bonding strength is high, is difficult for losing efficacy.
In the present embodiment; Two structures (structure 5 and structure 6) that form deformation joint are equipped with the layer of mating formation, and ledge structure forms between layer and the main structure body by mating formation, and the layer of just mating formation is paved on the main structure body upper surface; Be higher than main structure body; Be positioned at the end formation ledge structure that main structure body forms deformation joint, do not need other processing step structure, it is simple and convenient to construct.
Certainly; When the main body of two structures of said formation movement joint is xoncrete structure; The upper junction plate of said two supporting seats or/and vertical loading plate respectively correspondence be anchored on the ledge structure construction that can be pointed, thereby the application has conformability preferably; Simultaneously, can know based on above-mentioned record that form in two structures (structure 5 and structure 6) of movement joint, main structure body can be respectively xoncrete structure and steel construction, supporting seat 3 can all can be realized the object of the invention based on situation affixed connection of difference with supporting seat 4.
Explanation is at last; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although with reference to preferred embodiment the present invention is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention; And not breaking away from the aim and the scope of technical scheme of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1. the compound deformation joint of mating formation is constructed; It is characterized in that: comprise arch sheet and the flexibility layer of mating formation; The corresponding respectively two structure ends that form deformation joint that are fixedly set in of two arch springings of arch sheet; The vault of arch sheet is lower than work plane on two structures that form deformation joint, said flexibility mat formation layer be paved on cover on the arch sheet deformation joint and with two structures that form deformation joint on work plane concordant.
2. the compound deformation joint structure of mating formation according to claim 1, it is characterized in that: said arch sheet is processed by hot rolled steel plate, and the flexibility layer of mating formation is the modified asphalt concrete layer of mating formation.
3. the compound deformation joint structure of mating formation according to claim 2, it is characterized in that: two structure ends of said formation deformation joint are fixed with supporting seat respectively, and two arch springings of said arch sheet are fixedly supported to the supporting seat corresponding with it respectively.
4. the compound deformation joint structure of mating formation according to claim 3, it is characterized in that: two structure ends of said formation deformation joint all form downward ledge structure, and said supporting seat is fixed in this ledge structure.
5. the compound deformation joint structure of mating formation according to claim 4; It is characterized in that: two supporting seats include upper junction plate, lower connecting plate and the vertical loaded plate of being processed by steel plate; Upper junction plate is fixedly connected on vertical loaded plate upper end and stretches out; Lower connecting plate is fixedly connected on vertical loaded plate lower end and extends internally, the corresponding ledge structure upper surface that fixedly rides over of the upper junction plate of two supporting seats, two arch springings of the corresponding fixed support arch sheet of the lower connecting plate of two supporting seats.
6. the compound deformation joint structure of mating formation according to claim 5 is characterized in that: said upper junction plate, lower connecting plate and the vertical one-body molded formation supporting seat of loaded plate.
7. the compound deformation joint structure of mating formation according to claim 6, it is characterized in that: two arch springing correspondences of said arch sheet are welded in the lower connecting plate upper surface of two supporting seats.
8. the compound deformation joint structure of mating formation according to claim 7; It is characterized in that: the main body of two structures of said formation deformation joint is a steel work, and the upper junction plate of said two supporting seats is or/and vertical loaded plate is corresponding respectively is welded on the ledge structure corresponding with it.
9. the compound deformation joint structure of mating formation according to claim 7, it is characterized in that: the main body of two structures of said formation deformation joint is a concrete structure, the upper junction plate of said two supporting seats or/and vertical loaded plate respectively correspondence be anchored on the ledge structure.
10. according to Claim 8 or the 9 described compound deformation joints structures of mating formation, it is characterized in that: two structures that form deformation joint are equipped with the layer of mating formation, and ledge structure forms between layer and the main structure body by mating formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110241405 CN102383372B (en) | 2011-08-22 | 2011-08-22 | Composite paved deformation joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110241405 CN102383372B (en) | 2011-08-22 | 2011-08-22 | Composite paved deformation joint structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102383372A true CN102383372A (en) | 2012-03-21 |
| CN102383372B CN102383372B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110241405 Expired - Fee Related CN102383372B (en) | 2011-08-22 | 2011-08-22 | Composite paved deformation joint structure |
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| Country | Link |
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| CN (1) | CN102383372B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510465A (en) * | 2012-06-29 | 2014-01-15 | 上海申继交通科技有限公司 | Slightly-arched seam crossing type bridge continuous seam structure |
| CN103952972A (en) * | 2014-04-29 | 2014-07-30 | 合肥工业大学 | Bridge expansion joint structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3838931A (en) * | 1972-05-29 | 1974-10-01 | A Valla | Elastic road bridge joint |
| DE2534063A1 (en) * | 1974-07-30 | 1976-02-12 | Elastometal Ltd | EXPANSION JOINT SEAL |
| US4111584A (en) * | 1974-11-25 | 1978-09-05 | Elastometal Limited | Expansion joints seal assembly |
| JP3579786B2 (en) * | 1999-02-08 | 2004-10-20 | ニッタ株式会社 | Bridge expansion joints |
| CN201924254U (en) * | 2010-11-02 | 2011-08-10 | 湖南省交通科学研究院 | Novel expansion joint structure for continuously reinforced concrete composite road surface |
-
2011
- 2011-08-22 CN CN 201110241405 patent/CN102383372B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3838931A (en) * | 1972-05-29 | 1974-10-01 | A Valla | Elastic road bridge joint |
| DE2534063A1 (en) * | 1974-07-30 | 1976-02-12 | Elastometal Ltd | EXPANSION JOINT SEAL |
| US4111584A (en) * | 1974-11-25 | 1978-09-05 | Elastometal Limited | Expansion joints seal assembly |
| JP3579786B2 (en) * | 1999-02-08 | 2004-10-20 | ニッタ株式会社 | Bridge expansion joints |
| CN201924254U (en) * | 2010-11-02 | 2011-08-10 | 湖南省交通科学研究院 | Novel expansion joint structure for continuously reinforced concrete composite road surface |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510465A (en) * | 2012-06-29 | 2014-01-15 | 上海申继交通科技有限公司 | Slightly-arched seam crossing type bridge continuous seam structure |
| CN103952972A (en) * | 2014-04-29 | 2014-07-30 | 合肥工业大学 | Bridge expansion joint structure |
| CN103952972B (en) * | 2014-04-29 | 2015-05-27 | 合肥工业大学 | Bridge expansion joint structure |
| CN104746425A (en) * | 2014-04-29 | 2015-07-01 | 合肥工业大学 | Bridge expansion joint structure |
| CN104746425B (en) * | 2014-04-29 | 2016-03-30 | 合肥工业大学 | A kind of bridge expansion joint structure |
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| Publication number | Publication date |
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| CN102383372B (en) | 2013-11-06 |
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Effective date of registration: 20151030 Address after: 400074 Chongqing Nan'an District University Avenue, No. 66 Patentee after: chongqing jiaotong university Address before: 400074 Chongqing Nan'an District University Avenue, No. 66 Patentee before: Peng Kai Patentee before: Chen Dongjun |
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Granted publication date: 20131106 Termination date: 20190822 |
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