CN205474815U - Multidirectional telescoping device and bridge of shifting - Google Patents

Abstract

The utility model relates to a telescoping device for building provides the multidirectional telescoping device that shifts, including striding seam roof beam and at least one fishback subassembly, still including two elasticity plate rubber support that arrange the structural joint both sides respectively in, the at least one side of striding the seam roof beam has all set gradually at least one fishback subassembly along the direction of keeping away from structural joint, and seam roof beam and each fishback subassembly are striden in two elasticity plate rubber support supportings, still provide a bridge, including above -mentioned telescoping device. The utility model discloses the fishback subassembly of telescoping device then can be eliminated and span flexible change that the structural joint direction produced and influence that the perpendicular to spanes the horizontal corner of direction, and elasticity plate rubber support can be through uniform compression not in the horizontal plane, adapt to between the roof beam body moment of torsion influence owing to reasons such as uniform settlement not cause, can satisfy the bridge because the temperature, wind -force, the three -dimensional displacement that the load arouses, stretch out and draw back and rotate, can provide continuous traffic loading end for the driving, it is smooth -going to drive a vehicle, fall and make an uproar, vibration -isolating effect is good.

Description

Multi-directional deflection retractor device and bridge

Technical field

This utility model relates to bridge and other building retractor devices, particularly relates to a kind of multi-directional deflection retractor device and bridge.

Background technology

Retractor device is the key position in bridge member, plays an important role in realizing bridge function.Common bridge extension joint has board-like Telescopic rubber device, shaped steel modular expansion device, the board-like retractor device of comb etc..

Bridge is being built and during operation, can acted on by car load, bridge own material shrinkage and creep, foundation settlement, wind load etc., cause bridge beam end to deform.Bridge structure is sewn on 6 degree of freedom directions and all there is space motion (displacement in tri-directions of XYZ and torsion) in various degree, thus the retractor device being installed on bridge beam end is caused extruding, stretch, reverse, misplace, the space operation such as sedimentation.

Shaped steel modular expansion device in existing market, its existing longitudinal extension gap is big, flexible uneven, impulsive force is concentrated, it is the most prominent to jump the phenomenons such as car is serious, concrete is frangible, extensible member spoilage high, manufacturing expense is big, the design preformed groove degree of depth is deep.Particularly to suspension bridge, cable-stayed bridge, and tiltedly, curved bridge, unavoidably there is multidirectional displacement due to bridge structure, the most seriously expose during therefore using inadaptable laterally and the defect of multi-directional deflection requirement.And vertical deformation is required height, the vertical, horizontal big cable-stayed bridge of displacement, suspension bridge etc., modular expansion device for bridge is then difficult to meet the requirement of its multi-directional deflection.

And routine expansion joint of comb plate, it is impossible to meet bridge beam body vertical corner requirement.When beam body stand under load sink beam-ends upwarp generation corner time, the fishback of tradition fishback class retractor device can tilt with beam-ends corner, the tooth bar of tilting and traffic safety is brought hidden danger, meanwhile, can produce comb fracture after vehicle spreading, and anchoring such as pulls at the phenomenon.And the rubber slab bottom comb plate, comb joint vehicle by time deform, rubbish invades bottom fishback, causes comb to upwarp, and anchor bolt stress bends, and ultimately results in single unit system senilism and destroys.Further, the anchor structure of device to be used to implant and installs the form of bolt and install, and uses the middle device anchor structure that is hit easily loosen and cause last anchor structure to pull.

Utility model content

The purpose of this utility model is to provide a kind of multi-directional deflection retractor device, it is intended to be easily affected by the external environment the problem being unfavorable for traffic safety for solving existing retractor device.

This utility model is achieved in that

This utility model embodiment provides a kind of multi-directional deflection retractor device, including across structural joint across seam beam and at least one fishback assembly, also include the two pieces of elastic tetrafluoro support sliding plates being respectively placed in described structural joint both sides, described at least one described fishback assembly that is all disposed with along the direction away from described structural joint across at least side of seam beam, two pieces of described elastic tetrafluoro support sliding plate supportings are described across seam beam and each described fishback assembly.

Further, described in adjacent two, between fishback assembly, all use rigid body elastic component to connect, and described across seam beam with and its next-door neighbour described fishback assembly between be connected by least one rigid hinge.

Further, also including pre-buried two piece of first steel plate being embedded in concrete, two described first steel plates lay respectively at the both sides of described structural joint, and two pieces of described elastic tetrafluoro support sliding plates are installed respectively on corresponding described first steel plate.

Further, also include being fixed on seat board under two fishback assemblies on two blocks of described first steel plates, each described elastic tetrafluoro support plate tile respectively correspondence described fishback assembly under on seat board, and also tiling has rustless steel the second steel plate on described elastic tetrafluoro support sliding plate, each described fishback assembly and described be slideably positioned in respectively on described second steel plate of correspondence across seam beam.

Further, the first steel plate described in two is respectively provided with at least one anchor bar extended straight down in corresponding described concrete.

Further, described across seam beam include the supporting faceplate across described structural joint, described being provided with described one end and at least one cambered surface rotating supporting seat board in seam Liangqi of supporting respectively across seam beam in the both sides of described structural joint, each described cambered surface supporting seat board lays respectively on the described elastic tetrafluoro support sliding plate of correspondence.

Further, between two adjacent described fishback assemblies, described across seam beam and and its next-door neighbour described fishback assembly between be also respectively connected with can level overlapping sliding panel, described sliding panel be positioned at correspondence described rigid body elastic component directly over.

Further, the upper surface in each described sliding panel is all perfused with asphalt material or fluid sealant, and the surface of described asphalt material or described fluid sealant is not higher than the upper surface of described supporting faceplate.

Specifically, each described fishback assembly includes being generally aligned in the same plane with described supporting faceplate interior panel, the base plate of horizontal supporting and is connected the web of described panel and described base plate, uses described rigid body elastic component to connect between adjacent two described webs.

Further, also there is at least one the anchoring arm-tie extended horizontally in corresponding concrete.

Further, also include that the waterproof roll across described structural joint, described waterproof roll are positioned at the described underface across seam beam.

This utility model embodiment also provides for a kind of bridge, including two abutments and at least one beam body, also include at least one above-mentioned multi-directional deflection retractor device, each described multi-directional deflection retractor device is installed between adjacent described abutment or described beam body, and each described multi-directional deflection retractor device between adjacent two described abutments or described beam body is arranged side by side along direction across bridge.

Specifically, the size of each described multi-directional deflection retractor device of direction across bridge is 1m, 1.5m or 2m, and has the gap of 2-5mm between two adjacent described multi-directional deflection retractor devices.

This utility model has the advantages that

Retractor device of the present utility model, formed by across seam beam and multiple fishback assembly two large divisions, fishback assembly lays respectively at the both sides across seam beam, each fishback assembly and all install on corresponding elastic tetrafluoro support sliding plate across seam beam, and elasticity tetrafluoro support sliding plate can carry out, by chrominance signal in horizontal plane, the torque influence caused between commensurate structure seam both sides due to reasons such as differential settlements.When retractor device is applied on bridge, the torque influence that bridge causes can be met due to temperature, wind-force, load, continuous print traffic loading end can be provided for driving, noise reduction, vibration-isolating effect are good, there is good water resistance and Excretory system simultaneously, anti seismic efficiency is good, and this retractor device is long for service life, and travel safety and comfortableness can be greatly improved.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

The structural representation of the multi-directional deflection retractor device that Fig. 1 provides for this utility model embodiment；

Fig. 2 is the fishback assembly of the multi-directional deflection retractor device of Fig. 1 and the fixing structural representation being connected；

Fig. 3 is the structural representation across seam beam direction across bridge of the multi-directional deflection retractor device of Fig. 1；

Fig. 4 is the top view of the multi-directional deflection retractor device of Fig. 1.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.

nullSee Fig. 1-Fig. 3，This utility model embodiment provides a kind of multi-directional deflection retractor device，Including can across structural joint across seam beam 11 and at least two fishback assembly 12，It is specially and includes supporting faceplate 111 across seam beam 11、And at least two cambered surface supporting seat board 112，Supporting faceplate 111 is horizontally disposed with and across structural joint，Its upper surface is that plane is available for vehicle traveling，Each cambered surface supporting seat board 112 is divided into two groups，Lay respectively at the both sides of structural joint，The lower section of supporting faceplate 111 has at least two arranged along travel direction and is perpendicular to, to ribbed stiffener 114 and edge, at least two direction across bridge ribbed stiffener 113 that travel direction is arranged along bridge，Along bridge to ribbed stiffener 114 in inverted " t " type structure，Enclose the backbar lattice system of formation Guan Bi to ribbed stiffener 114 and direction across bridge ribbed stiffener 113 along bridge，Each cambered surface supporting seat board 112 may be contained within the lower section across seam beam 11，Two groups of cambered surface supporting seat boards 112 support two ends across seam beam 11 respectively，Cambered surface supporting seat board 112 makes to be suitable on horizontal direction translation and vertical direction big vertical corner across seam beam 11 part under external force.And each fishback assembly 12 of this retractor device 1 is respectively arranged at across seam beam 11 both sides, i.e. it is provided with at least one fishback assembly 12 in the both sides across seam beam 11, and each fishback assembly 12 of every side all sets gradually along the direction away from structural joint, for between two adjacent fishback assemblies 12 use rigid body elastic component 13 be attached, across seam beam 11 with and its adjacent fishback assembly 12 between be then to be connected by least one rigid hinge 115.Additionally, one piece of elastic tetrafluoro support sliding plate 18 it is also respectively provided with in the both sides of structural joint, two pieces of elastic tetrafluoro support sliding plates 18 support across seam beam 11 and each fishback assembly 12 jointly, and the most each cambered surface supports seat board 112 and lays respectively on the elastic tetrafluoro support sliding plate 18 of correspondence.

Therefore, retractor device 1 changes along the telescopic displacement on structural joint direction, mainly carry out shared by each fishback assembly 12, and rigid body elastic component 13 is as the connector having between the fishback assembly 12 of certain rigidity, on the premise of not affecting fishback assembly 12 longitudinal extension change in displacement, can guarantee that again the stability of fishback assembly 12, moreover it is possible to bear certain torsion moment of flexure, increase the adaptation to structural joint both sides twisting force of retractor device 1 structure.Simultaneously, whole retractor device 1 connects into an entirety by rigid body elastic component 13, rigid body elastic component 13 can play the effect of damping, thus increase the anti-seismic performance of structural joint, support each fishback assembly 12 simultaneously and can carry out, by chrominance signal in horizontal plane, the torque influence caused due to reasons such as differential settlements between commensurate structure seam both sides with the elastic tetrafluoro support sliding plate 18 across seam beam 11.And use rigid hinge 115 to connect across seam beam 11 and fishback assembly 12, make across seam beam 11 part relatively independent with the fishback assembly 12 constructively position of both sides, it can increase substantially the retractor device 1 adaptability to structural joint both sides concrete vertical corner, the large bridge that this feature is higher to deck-molding, the especially structural joint of combined bridge are especially suitable.When in sum retractor device 1 being applied on bridge, it is adapted to three direction displacement, flexible and rotation that bridge causes due to temperature, wind-force, load, continuous print traffic loading end can be provided for driving, noise reduction, vibration-isolating effect are good, there is good water resistance and Excretory system simultaneously, anti seismic efficiency is good, and this retractor device 1 is long for service life, and travel safety and comfortableness can be greatly improved.

Referring specifically to Fig. 1, optimize above-described embodiment, for increasing convenience and Fast Installation, the repairing ability of retractor device 1 construction and installation, retractor device 1 also includes and is installed on structural joint both sides concrete and reserves first steel plate 14 on mounting groove top, each elastic tetrafluoro support sliding plate 18 is positioned on the first steel plate 14 of correspondence, and two the first steel plates 14 are respectively provided with at least one anchor bar 141 being extending vertically in corresponding concrete.In the present embodiment, when supporting faceplate 111 is by the wheel impacts masterpiece used time, impact load can be transferred to two pre-buried first steel plates 14 by retractor device 1, it is transferred to concrete again by each anchor bar 141 of two the first steel plates 14, force path is simple, clearly, the first pre-buried steel plate 14 arrange can uniform diffusion impact load, greatly strengthen the impact resistance of retractor device 1, it is to avoid the destruction of local concrete near retractor device 1.

See Fig. 1 and Fig. 2, continue to optimize above-described embodiment, be also associated with between two adjacent fishback assemblies 12 can level overlapping sliding panel 16, each sliding panel 16 is respectively positioned on the surface of corresponding rigid body elastic component 13, and for being slidably connected between each adjacent sliding panel 16, certainly across seam beam 11 with and fishback assembly 12 of its next-door neighbour between be also connected and have sliding panel 16, it is positioned in rigid hinge 115.In the present embodiment, two adjacent fishback assemblies 12 have spacing, and this spacing meets the code requirement of relevant retractor device 1, it is arranged above sliding panel 16 at rigid body elastic component 13, then when retractor device 1 produces the telescopic displacement in horizontal direction, sliding panel 16 can the slip that is staggered with the telescopic displacement of rigid body elastic component 13.For said structure, being perfused with Colophonium oil and tallow or fluid sealant 17, the surface being perfused with Colophonium oil and tallow or fluid sealant 17 is not higher than the upper surface of supporting faceplate 111, and after perfusion, plasticity body is concave.This design is adapted to fishback assembly 12 telescopic displacement, during extension, Colophonium oil and tallow or fluid sealant 17 form concave surface, during compression, concave surface tends to smooth, to be formed the sealing of chamber between each sliding panel 16 with corresponding fishback assembly 12, retractor device 1 hydrops above is difficult to penetrate in it.

Seeing Fig. 2, further, retractor device 1 has at least one the anchoring arm-tie 142 extended horizontally in corresponding concrete.Retractor device 1 also includes two supporting side plates 15 being vertically arranged, each anchoring arm-tie 142 welds with corresponding supporting side plate 15, and each supporting side plate 15 supports seat board 112 with the cambered surface of respective side and 12 times seat boards of fishback assembly are fixing is connected, each anchoring arm-tie 142 has certain thickness, its entirety is the most horizontally embedded in concrete, can weld with the reserved steel bar in concrete, it can improve the retractor device 1 anchorage effect in concrete further, strengthens the impact resistance of retractor device 1.Further, two-side supporting side plate 15 is welded with fixing bracket 151, and the fishback assembly 12 near supporting side plate 15 is bascule, and the faceplate part being specially this fishback assembly 12 following is bascule, and it is connected with fixing bracket 152 by Anti-off bolt 151.Its role is to, by the setting of the panel 121a of this activity, make retractor device 1 in the case of bottom anchor system is unbroken, can carry out keeping in repair, changing or maintenance by opening drop front 121a, thus reach the purpose of rapid rush-repair, maintenance difficulty can also be reduced simultaneously, save maintenance cost.

See Fig. 1, Fig. 2 and Fig. 4, specifically, the structure of refinement fishback assembly 12, each fishback assembly 12 all includes panel 121, base plate 122 and connects the web 123 of panel 121 and base plate 122, panel 121 be horizontally disposed with and with across seam beam 11 supporting faceplate 111 be generally aligned in the same plane in, base plate 122 is also at level, the panel 121 of each fishback assembly 12 is respectively provided with horizontal-extending some tooth bars, the tooth bar of the panel 121 between adjacent two fishback assemblies 12 staggers setting, and uses rigid body elastic component 13 to connect between adjacent two webs 123.In the present embodiment, web 123 is arranged along the travel direction being perpendicular to vehicle, each rigid body elastic component 13 connects two adjacent webs 123 along travel direction, rigid body elastic component 13 can use bolt or weld with the connection of web 123, so that each fishback assembly 12 across seam beam 11 the same side is an entirety, and the panel 121 of each fishback assembly 12 collectively forms the running bearing-surface of retractor device 1 with the supporting faceplate 111 across seam beam 11.Usually, seat board 124 under the both sides of structural joint are also respectively provided with fishback assembly, and under this fishback assembly, seat board 124 welds or bolt is fixed on the first steel plate 14 of this side during construction and installation, the most also weld with the supporting side plate 15 of this side, elastic tetrafluoro support sliding plate 18 is installed under corresponding fishback assembly on seat board 124, and also tiling has the second steel plate 181 on elastic tetrafluoro support sliding plate 18, it is rustless steel, and each base plate 122 of each fishback assembly 12 is all slideably positioned on the second steel plate 181.

Further, retractor device 1 also includes the waterproof roll 19 across structural joint, and this waterproof roll 19 is located across stitching the underface of beam 11.In the present embodiment, installing on structural joint before seam beam 11 or fishback assembly 12, first waterproof roll 19 laid by the both sides concrete at structural joint, and waterproof roll 19 can be fixed on the concrete of structural joint both sides by buckle or glue.

nullSee Fig. 1 and Fig. 4，This utility model embodiment also provides for a kind of bridge，Including two abutments 2 and at least one beam body，Structural joint is formed between two adjacent beam body or between beam body and abutment 2，Bridge also includes at least one above-mentioned retractor device 1，Being across on this structural joint across seam beam 11 of each retractor device 1，Across seam beam 11 generally girder construction，When structural joint span increases，Only need to suitably increase the structure height across seam beam 11，The thickness of supporting faceplate 111 is constant，This kind designs more conventional fishback seam, and by increasing panel construction thickness, to increase the method for supporting faceplate 111 rigidity entirely different，As a example by 1200mm stitches，Conventional comb seam plate thickness reaches 140mm，And the thickness of this retractor device 1 supporting faceplate 111 is not increased across footpath by structural joint and is affected.Therefore, when structural joint span increases, this utility model can significantly save material, and economy is good.When different bridges, when bridge width is inconsistent, it is only necessary to bridge direction across bridge arranges multiple retractor device 1, each retractor device 1 splices successively, there is between two adjacent retractor devices 1 gap of 2-5mm, and usually, the size along each retractor device of direction across bridge 1 is 1m, 1.5m or 2m.

The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (13)

1. a multi-directional deflection retractor device, including across structural joint across seam beam and at least one fishback assembly, it is characterized in that: also include being respectively placed in two pieces of elastic tetrafluoro support sliding plates of described structural joint both sides, described at least one described fishback assembly that is all disposed with along the direction away from described structural joint across at least side of seam beam, two pieces of described elastic tetrafluoro support sliding plate supportings are described across seam beam and each described fishback assembly.

2. multi-directional deflection retractor device as claimed in claim 1, it is characterised in that: all use rigid body elastic component to connect described in adjacent two between fishback assembly, and described across seam beam with and its described fishback assembly being close between be connected by least one rigid hinge.

3. multi-directional deflection retractor device as claimed in claim 1, it is characterized in that: also include pre-buried two piece of first steel plate being embedded in concrete, two described first steel plates lay respectively at the both sides of described structural joint, and two pieces of described elastic tetrafluoro support sliding plates lay respectively on described first steel plate of correspondence.

4. multi-directional deflection retractor device as claimed in claim 3, it is characterized in that: also include being fixed on seat board under two fishback assemblies on two blocks of described first steel plates, each described elastic tetrafluoro support plate tile respectively correspondence described fishback assembly under on seat board, and also tiling has rustless steel the second steel plate on described elastic tetrafluoro support sliding plate, each described fishback assembly and described be slideably positioned in respectively on described second steel plate of correspondence across seam beam.

5. multi-directional deflection retractor device as claimed in claim 3, it is characterised in that: the first steel plate described in two is respectively provided with at least one anchor bar extended straight down in corresponding described concrete.

6. multi-directional deflection retractor device as claimed in claim 2, it is characterized in that: described across seam beam include the supporting faceplate across described structural joint, described being provided with described one end and at least one cambered surface rotating supporting seat board in seam Liangqi of supporting respectively across seam beam in the both sides of described structural joint, each described cambered surface supporting seat board lays respectively on the described elastic tetrafluoro support sliding plate of correspondence.

7. multi-directional deflection retractor device as claimed in claim 6, it is characterized in that: between two adjacent described fishback assemblies, described across seam beam and and its next-door neighbour described fishback assembly between be also respectively connected with can level overlapping sliding panel, described sliding panel be positioned at correspondence described rigid body elastic component directly over.

8. multi-directional deflection retractor device as claimed in claim 7, it is characterised in that: the upper surface in each described sliding panel is all perfused with asphalt material or fluid sealant, and the surface of described asphalt material or described fluid sealant is not higher than the upper surface of described supporting faceplate.

9. multi-directional deflection retractor device as claimed in claim 6, it is characterized in that: each described fishback assembly includes being generally aligned in the same plane with described supporting faceplate interior panel, the base plate of horizontal supporting and is connected the web of described panel and described base plate, uses described rigid body elastic component to connect between adjacent two described webs.

10. multi-directional deflection retractor device as claimed in claim 1, it is characterised in that: also there is at least one the anchoring arm-tie extended horizontally in corresponding concrete.

11. multi-directional deflection retractor devices as claimed in claim 1, it is characterised in that: also include that the waterproof roll across described structural joint, described waterproof roll are positioned at the described underface across seam beam.

12. 1 kinds of bridges, including two abutments and at least one beam body, it is characterized in that: also include at least one multi-directional deflection retractor device as described in any one of claim 1-11, each described multi-directional deflection retractor device is installed between adjacent described abutment or described beam body, and each described multi-directional deflection retractor device between adjacent two described abutments or described beam body is arranged side by side along direction across bridge.

13. bridges as claimed in claim 12, it is characterised in that: the size of each described multi-directional deflection retractor device of direction across bridge is 1m, 1.5m or 2m, and has the gap of 2-5mm between two adjacent described multi-directional deflection retractor devices.