CN203603048U - Innovative comb-plate-type rubber plate bridge expansion joint structure - Google Patents
Innovative comb-plate-type rubber plate bridge expansion joint structure Download PDFInfo
- Publication number
- CN203603048U CN203603048U CN201320697609.XU CN201320697609U CN203603048U CN 203603048 U CN203603048 U CN 203603048U CN 201320697609 U CN201320697609 U CN 201320697609U CN 203603048 U CN203603048 U CN 203603048U
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- rubber tile
- rubber
- expansion joint
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Abstract
The utility model provides an innovative comb-plate-type rubber plate bridge expansion joint structure. The innovative comb-plate-type rubber plate bridge expansion joint structure comprises two comb-plate-type rubber plates which are connected with each other in a staggered and matched mode. A steel structure is arranged in the two rubber plates, and the rubber plates and the steel structure are vulcanized to form a composite structure. The two rubber plates are arranged on bridge decks or bridge abutment backs on the two sides of an expansion joint respectively, and the upper surfaces of the rubber plates are consistent with the upper surfaces of the bridge decks or bridge abutment backs in elevation. Due to the adoption of the rubber plates with the built-in steel structure, the characteristic of high strength of steel is kept, the advantages of high friction coefficient of the surfaces of the rubber plates and noise reduction stability are achieved, friction of tire contact surfaces is completely converted into rubber friction in the running process, smooth running of a car is guaranteed from the structure, impact shock is avoided, impact force on a bridge is reduced, noise is reduced, the service life of the bridge and the service life of the car are prolonged, anti-slide performance is significantly improved, and the innovative comb-plate-type rubber plate bridge expansion joint structure is particularly suitable for elevated roads in cities.
Description
Technical field
The utility model relates to a kind of innovative pecten formula rubber tile bridge expansion joint structure that is applicable to Large Span Bridges.
Background technology
Total stroke of Current Highway bridge expanssion joint is until the shrinkage joint form of 1000mm mostly adopts two kinds, modulus type combination shape type steel expansion joint and pecten formula steel plate shrinkage joint more than 80mm, and due to pecten formula steel plate expansion gap device, overall structure height is low.Need not change former beam-ends structure, shallow embedding is established and just can be reached effective anchoring strength.Generally, the stretching device whole height of other type of modulus type combination shape type steel expansion joint is high, the equal >250mm of stretching device whole height, when design, must carry out specially treated to beam-ends structure, increase difficulty of construction, and complex structure member is various, when driving, noise is high, vibrations are large.Therefore, to being greater than the shrinkage joint of 80mm, as the long-span bridges such as the Nanpu of Huangpu River, Yangpu, Song Pu, adopt pecten formula steel plate shrinkage joint form in recent years.
Although pecten formula steel plate shrinkage joint has compared with the unrivaled advantage in modulus type section steel shrinkage joint, and occupy certain market in a lot of areas, used practice to show that this structure also comes with some shortcomings:
1, in the time that stroke is large, pecten formula steel plate is larger with driving tyre contact area, and friction factor between steel plate and tire is less, and after rain, driving is easily skidded, and Shanghai rain rear braking had occurred and skidded and turn to the traffic accident causing;
Although 2, a series of rust preventings can be taked in the surface of pecten formula steel plate, steel plate still needs the antirust maintenance work amount that remains certain.
3, pecten formula steel plate shrinkage joint is in the situation that planeness is slightly poor, and noise when its driving and vibrations are also clearly.
Utility model content
The technical problems to be solved in the utility model is to provide one can effectively increase friction factor between pecten formula bridge expansion joint structure and tire, and can reduce the noise of driving and the innovative pecten formula rubber tile bridge expansion joint structure of vibrations.
The utility model provides a kind of innovative pecten formula rubber tile bridge expansion joint structure, it is applicable to the bridge across footpath greatly, described bridge has at least comprised that Liang Tiyu is located at the deck paving of Liang Tishang and is positioned at the abutment backrest of Abutment, this expanded joint structure comprises the rubber tile of the interdigitated electrode structure of two coupling connections that intermesh, in two described rubber tiles, be provided with structure of steel product, described rubber tile and structure of steel product become composite construction by the vulcanization of rubber, two described rubber tiles are located at respectively on the deck paving or abutment backrest of both sides, shrinkage joint, the upper surface of described rubber tile is consistent with the upper surface absolute altitude of deck paving or abutment backrest.
Each described rubber tile is all connected with described deck paving by L-type steel plate, described L-type steel plate comprises level board and the vertical plate of orthogonal connection, described level board and vertical plate are one-body molded, described level board is arranged at the bottom surface of described rubber tile, described vertical plate that be positioned at described rubber tile with the vertical surface opposing side of broach.
The airborne end face painting that is exposed to of described L-type steel plate is brushed with corrosion conversion agent and antirusting paint.
Described innovative pecten formula rubber tile bridge expansion joint structure also comprises rubber fastening band, and described rubber fastening band is arranged in described shrinkage joint by the tongue-and-groove being symmetrically welded on two L-type steel plates.
Described innovative pecten formula rubber tile bridge expansion joint structure also comprises the bolt and the nut that match each other and be threaded, described bolt is through the level board of described L-type steel plate, described nut is welded in the downside of described level board, the head of described bolt and nut clamp described level board, the reinforcing bar exposing on described bolt and beam body or the Bar Anchorage of described deck paving.
Described rubber tile is provided with the bolt hole passing for described bolt, described bolt hole has comprised head bore and screw hole, described screw hole is located on described level board, and described head bore is located in rubber tile, and described head bore is communicated with the upper surface of described rubber tile and the upper surface of level board.
In described head bore, be filled with fluid sealant, the upper surface of described fluid sealant and the upper surface of described rubber tile maintain an equal level.
The rubber tile that the utility model adopts built-in structure of steel product to strengthen, not only keep the high-strength feature of steel but also there is printing on surface of rubber plate coefficient of friction height and noise abatement advantage stably, while making to drive a vehicle, tire contact surface changes into all by rubbing between rubber, guarantee that from textural running car is steady, without impact endurance test shock, reduce the impact force to bridge, reduce noise, extend bridge and vehicle service life and significantly improved cling property, being specially adapted to elevated road in city.Provide one can effectively increase friction factor between pecten formula bridge expansion joint structure and tire, and can reduce the noise of driving and the innovative pecten formula rubber tile bridge expansion joint structure of vibrations.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of the innovative pecten formula rubber tile bridge expansion joint structure that provides of the utility model one embodiment;
Fig. 2 is the cross-sectional view of the innovative pecten formula rubber tile bridge expansion joint structure that provides of the utility model one embodiment;
In figure, 1-rubber tile; 2-L shape steel plate; 21-level board; 22-vertical plate; 3-bolt hole; 4-shrinkage joint; 5-fluid sealant; 6-bolt; 7-nut; 8-reinforcing bar; 9-rubber fastening band; 10-tongue-and-groove; 11-deck paving; 12-beam body.
The specific embodiment
Innovative pecten formula rubber tile bridge expansion joint structure the utility model being provided below with reference to Fig. 1 and Fig. 2 is described in detail, it is applicable to the bridge across footpath greatly, following the utility model one optional embodiment that is described as, can think that those skilled in the art can modify and polish it in the scope that does not change the utility model spirit and content.
Please refer to Fig. 1 and Fig. 2, the present embodiment provides a kind of innovative pecten formula rubber tile bridge expansion joint structure, it is applicable to the bridge across footpath greatly, described bridge has comprised beam body 12 and has been located at the deck paving 11 on beam body 12, this expanded joint structure comprises the rubber tile 1 of the interdigitated electrode structure of two coupling connections that intermesh, two described rubber tiles 1 are embedded with structure of steel product (not shown), described rubber tile 1 and structure of steel product become composite construction by the vulcanization of rubber, two described rubber tiles 1 are located at respectively on the deck paving 11 or abutment backrest of 4 both sides, shrinkage joint, specifically, in the time that this shrinkage joint 4 is positioned at bridge pier place, 4 both sides, shrinkage joint are all deck pavings 11, in the time that shrinkage joint 4 is positioned at abutment, one side is deck paving, opposite side is abutment backrest.The upper surface of described rubber tile 1 is consistent with the upper surface absolute altitude of deck paving 11 or abutment backrest, the upper surface that is both maintains an equal level, in the present embodiment and accompanying drawing, only schematically explain deck paving 11, because annexation, the position relationship of abutment backrest and shrinkage joint and innovative pecten formula rubber tile bridge expansion joint structure are all similar with deck paving 11, therefore be no longer repeated in this description.
Wherein, the concrete structure of described structure of steel product can be selected the steel work little compared with rubber tile size; its concrete shape can be selected with rubber tile similar; the utility model does not carry out the description that other are enumerated to this; as long as at the interior structure of steel product that arranges of rubber tile 1, just should be considered as it and not depart from protection domain of the present utility model.
The rubber tile that the present embodiment has adopted built-in steel to strengthen, not only keep the high-strength feature of steel but also there is the surperficial coefficient of friction height of rubber tile 1 and noise abatement advantage stably, while making to drive a vehicle, tire contact surface changes into all by rubbing between rubber, from the textural condition of jumping car that produces while having eliminated up hill and dale running car, Vehicle Driving Cycle is steady, without impact endurance test shock, has reduced the impact force to bridge, reduce noise, extend bridge and vehicle service life and significantly improved cling property.Be specially adapted to elevated road in city.
Each described rubber tile 1 is all connected with described deck paving 11 by L-type steel plate 2, specifically, the reinforcing bar that each described rubber tile 1 all can weld by L-type steel plate 2 is realized and being connected with the rear disturbing concrete of anchor bar welding in described bridge deck concrete or platform cap backrest, described L-type steel plate 2 comprises the level board 21 and vertical plate 22 of orthogonal connection, described level board 21 and vertical plate 22 are one-body molded, described level board 21 is arranged at the bottom surface of described rubber tile 1, described vertical plate 22 that be positioned at described rubber tile 1 with the vertical surface opposing side of broach.
Be exposed to airborne L shaped steel plate 2 surface areas few, in the present embodiment, the airborne end face painting that is exposed to of described L-type steel plate 2 is brushed with corrosion conversion agent and antirusting paint, reduces and avoided the workload of routine servicing maintenance.
Described innovative pecten formula rubber tile bridge expansion joint structure also comprises rubber fastening band 9, and described rubber fastening band 9 is arranged in described shrinkage joint 4 by the tongue-and-groove 10 being symmetrically welded on two L-type steel plates 2.Specifically, shrinkage joint one side is burn-on in advance and is embedded the tongue-and-groove 10 of special steel plate bending of rubber fastening band 9, and described rubber fastening band 9 matches with tongue-and-groove 10, can exchange with maintenance when mounted time, inserts.The rubber tile 1 providing for the present embodiment, can be according to mounting condition sectional making, and rubber fastening band 9 is pressed the horizontal whole piece processing of bridge, adopts tongue and groove to be embedded in special tongue-and-groove 10, is convenient to maintenance and exchanges, and have fabulous waterproof and dustproof performance.
Described innovative pecten formula rubber tile bridge expansion joint structure also comprises the bolt 6 and nut 7 that match each other and be threaded, described bolt 6 is through the level board 21 of described L-type steel plate, described nut 7 is welded in the downside of described level board 21, the head of described bolt 6 and nut clamp described level board 21, the reinforcing bar 8 exposing on described bolt 6 and beam body 12 or the reinforcing bar of described deck paving 11, again or the Bar Anchorage of abutment backrest.
Welding adjustment height by anchor bar in the time of newly-built deck paving, is consistent pecten formula rubber tile and floor elevation around, does not need to divide secondary to water and smash to mat formation to guarantee bridge floor planeness as traditional type steel expansion joint, reduces the duration, improves effect.When change old-fashioned shrinkage joint or maintenance when shrinkage joint also can with anchor bar welding after adjust elevation and stretching device both sides and bottom in bottom and fill up and the gap location of asphalt surface course, Self-leveling microlith cement concrete or the mortar of perfusion early strengthening and high strengthening, with the speed of accelerating construction and replacing New Type Expansion Joint.
Described rubber tile 1 is provided with the bolt hole 3 passing for described bolt 6, described bolt hole 3 has comprised head bore and screw hole, pass for head and the threaded shank (not shown) of described bolt 6 respectively, described screw hole is located on described level board 21, described head bore 22 is located in rubber tile 1, and described head bore is communicated with the upper surface of described rubber tile 1 and the upper surface of level board 21.
In described head bore, be filled with fluid sealant 5, the upper surface of the upper surface of described fluid sealant 5 and described rubber tile 1 maintains an equal level.
In sum, the utility model provides a kind of pecten formula rubber tile expansion joint structure for bridge that is applicable to Large Span Bridges, it adopts modulus type combination shape type steel expansion joint to compare with at present traditional Large Span Bridges shrinkage joint, there is overall structure height low, need not change former beam-ends structure, shallow embedding is established and just can be reached effective anchoring strength, and simple in structure, noiselessness when driving, shake little.Compared with traditional pecten formula steel plate shrinkage joint, in the time that stroke is large, pecten formula steel plate is larger with driving tyre contact area, and friction factor between steel plate and tire is less, after rain, driving is easily skidded, and rain rear braking had occurred in actual use and skidded and turn to the traffic accident causing.The utility model is because rolled steel dosage is few, and simple structure expectation manufacturing cost and mounting cost are much lower compared with pecten formula steel plate shrinkage joint.The device cost saving that particularly stroke is large is more.
In the utility model, pecten formula steel plate adopts the rubber tile that built-in steel are strengthened, while making to drive a vehicle, tire contact surface changes into all by rubbing between rubber, guarantee that from textural running car is steady, without impact endurance test shock, reduce the impact force to bridge, reduce noise, extend bridge and vehicle service life and significantly improved cling property, it is specially adapted to elevated road in city.In addition,, although a series of rust preventings can be taked in the surface of pecten formula steel plate shrinkage joint mechanism, steel plate still needs the antirust maintenance work amount that remains certain.Pecten formula steel plate shrinkage joint is in the situation that planeness is slightly poor, and noise when its driving and vibrations are also clearly.
Claims (7)
1. an innovative pecten formula rubber tile bridge expansion joint structure, it is characterized in that: the rubber tile that comprises the interdigitated electrode structure of two coupling connections that intermesh, in two described rubber tiles, be provided with structure of steel product, described rubber tile and structure of steel product become composite construction by the vulcanization of rubber, two described rubber tiles are located at respectively on the deck paving or abutment backrest of both sides, shrinkage joint, and the upper surface of described rubber tile is consistent with the upper surface absolute altitude of deck paving or abutment backrest.
2. innovative pecten formula rubber tile bridge expansion joint structure as claimed in claim 1, it is characterized in that: each described rubber tile is all connected with described deck paving or abutment backrest by L-type steel plate, described L-type steel plate comprises level board and the vertical plate of orthogonal connection, described level board and vertical plate are one-body molded, described level board is arranged at the bottom surface of described rubber tile, described vertical plate that be positioned at described rubber tile with the vertical surface opposing side of broach.
3. innovative pecten formula rubber tile bridge expansion joint structure as claimed in claim 2, is characterized in that: the airborne end face painting that is exposed to of described L-type steel plate is brushed with corrosion conversion agent and antirusting paint.
4. innovative pecten formula rubber tile bridge expansion joint structure as claimed in claim 2, is characterized in that: also comprise rubber fastening band, described rubber fastening band is arranged in described shrinkage joint by the tongue-and-groove being symmetrically welded on two L-type steel plates.
5. innovative pecten formula rubber tile bridge expansion joint structure as claimed in claim 2, it is characterized in that: the bolt that also comprising matches each other is threaded and nut, described bolt is through the level board of described L-type steel plate, described nut is welded in the downside of described level board, the head of described bolt and nut clamp described level board, the reinforcing bar exposing on described bolt and beam body or the reinforcing bar of described deck paving, again or the Bar Anchorage of abutment backrest.
6. innovative pecten formula rubber tile bridge expansion joint structure as claimed in claim 5, it is characterized in that: described rubber tile is provided with the bolt hole passing for described bolt, described bolt hole comprises head bore and screw hole, described screw hole is located on described level board, described head bore is located in rubber tile, and described head bore is communicated with the upper surface of described rubber tile and the upper surface of level board.
7. innovative pecten formula rubber tile bridge expansion joint structure as claimed in claim 6, is characterized in that: in described head bore, be filled with fluid sealant, the upper surface of described fluid sealant and the upper surface of described rubber tile maintain an equal level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320697609.XU CN203603048U (en) | 2013-11-06 | 2013-11-06 | Innovative comb-plate-type rubber plate bridge expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320697609.XU CN203603048U (en) | 2013-11-06 | 2013-11-06 | Innovative comb-plate-type rubber plate bridge expansion joint structure |
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| CN203603048U true CN203603048U (en) | 2014-05-21 |
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| CN201320697609.XU Expired - Fee Related CN203603048U (en) | 2013-11-06 | 2013-11-06 | Innovative comb-plate-type rubber plate bridge expansion joint structure |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074133A (en) * | 2014-07-18 | 2014-10-01 | 衡水健达工程橡胶有限公司 | Multidirectional deflection comb plate telescopic device |
| CN104499428A (en) * | 2014-12-20 | 2015-04-08 | 苏州海德工程材料科技有限公司 | Profile steel rubber comb type expansion device |
| CN104762874A (en) * | 2015-04-08 | 2015-07-08 | 杨皓玮 | Joint expansion and contraction device for assembled bridge and mounting method of joint expansion and contraction device |
| CN105178177A (en) * | 2015-08-07 | 2015-12-23 | 吴昊 | Highway bridge self-adaptation multidirection deformation displacement composite structure retractor device |
| CN106192743A (en) * | 2016-07-20 | 2016-12-07 | 成都鹏程路桥机械有限公司 | A kind of bridge extension joint capable of rapid positioning |
| CN106192727A (en) * | 2016-08-31 | 2016-12-07 | 中铁大桥局集团有限公司 | A kind of cushion device and the girder containing cushion device |
| CN110804949A (en) * | 2019-11-04 | 2020-02-18 | 南京毛勒工程材料有限公司 | Pouring method for filler in anchoring area of expansion joint |
| CN115369752A (en) * | 2021-05-18 | 2022-11-22 | 江苏润通工程设备有限公司 | Sectional combined type damping and noise reducing bridge expansion device |
-
2013
- 2013-11-06 CN CN201320697609.XU patent/CN203603048U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074133A (en) * | 2014-07-18 | 2014-10-01 | 衡水健达工程橡胶有限公司 | Multidirectional deflection comb plate telescopic device |
| CN104074133B (en) * | 2014-07-18 | 2016-06-22 | 衡水健达工程橡胶有限公司 | A kind of multi-directional deflection fishback retractor device |
| CN104499428A (en) * | 2014-12-20 | 2015-04-08 | 苏州海德工程材料科技有限公司 | Profile steel rubber comb type expansion device |
| CN104762874A (en) * | 2015-04-08 | 2015-07-08 | 杨皓玮 | Joint expansion and contraction device for assembled bridge and mounting method of joint expansion and contraction device |
| CN105178177A (en) * | 2015-08-07 | 2015-12-23 | 吴昊 | Highway bridge self-adaptation multidirection deformation displacement composite structure retractor device |
| CN106192743A (en) * | 2016-07-20 | 2016-12-07 | 成都鹏程路桥机械有限公司 | A kind of bridge extension joint capable of rapid positioning |
| CN106192727A (en) * | 2016-08-31 | 2016-12-07 | 中铁大桥局集团有限公司 | A kind of cushion device and the girder containing cushion device |
| CN110804949A (en) * | 2019-11-04 | 2020-02-18 | 南京毛勒工程材料有限公司 | Pouring method for filler in anchoring area of expansion joint |
| CN115369752A (en) * | 2021-05-18 | 2022-11-22 | 江苏润通工程设备有限公司 | Sectional combined type damping and noise reducing bridge expansion device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20191106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |