CN205617238U - Bridge expansion joint device - Google Patents
Bridge expansion joint device Download PDFInfo
- Publication number
- CN205617238U CN205617238U CN201620461098.5U CN201620461098U CN205617238U CN 205617238 U CN205617238 U CN 205617238U CN 201620461098 U CN201620461098 U CN 201620461098U CN 205617238 U CN205617238 U CN 205617238U
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- CN
- China
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- bar connecting
- expansion joint
- face connector
- bridge
- terminal surface
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Abstract
The utility model discloses a bridge expansion joint device, include that the setting of a pair of bilateral symmetry is the terminal surface connecting piece of L shape separately, the terminal surface is connected for the bridge to terminal surface connecting piece outside terminal surface, and terminal surface connecting piece inboard bottom surface is provided with the mounting groove, is provided with the steel bar connection structure in the mounting groove, and bridge connection terminal surface bottom still is provided with the steel bar connection passageway and is used for supplying preformed reinforcement bar to penetrate and is connected to the steel bar connection structure, include still that a whole is the middle part support piece of the shape of falling T, middle part support piece lower extreme both sides overlap joint links to each other on terminal surface connecting piece inboard bottom surface, still including the apron, the apron covers between middle part support piece upper surface and the terminal surface connecting piece upper surface and make and form one between apron, terminal surface connecting piece and the middle part support piece three and hold the cavity, should hold the cavity in the packing be provided with the elastomer. The utility model has the advantages of simple structure, simple to operate, the elasticity is good, does benefit to to bear the vehicle pressure that traveles, improves the vehicle stationarity that traveles, does benefit to operating repair.
Description
Technical field
This utility model relates to science of bridge building, especially relates to a kind of bridge expansion joint structure.
Background technology
In bridge structure design, generally between two beam-ends of bridge, between beam-ends and abutment, expansion joint is set.Its effect is that regulating vehicle displacement where between environmental characteristic and the superstructure caused by physical property of bridge construction material connects.
Present bridge expansion joint installation generally uses I-steel to carry out welding or the direct mode such as filling elastic material in expansion joint.Wherein the elastic modelling quantity difference of I-steel and bridge floor is relatively big, thus easily causes driving and have some setbacks, and I-steel easy corrosion durability is bad, and installation period is long.The mode of filling elastic material in expansion joint, after elastomeric material bears pressure of vehicle for a long time, can be depressed, and bridge floor yet suffers from pitting at gap, affects vehicle and travels.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of simple in construction, easy for installation, retractility is good, it is beneficial to bear vehicle driving pressure, improves the bridge expansion joint installation of vehicle cruising characteristic, beneficially Maintenance and Repair.
In order to solve above-mentioned technical problem, this utility model have employed following technical scheme:
A kind of bridge expansion joint installation, it is characterized in that, it is symmetrical set the most L-shaped end face connector including a pair, outside end face connector, the end face of larger area is the bridge connecting end surface for connecting with side, expansion joint, end face connector inside bottom surface is provided with mounting groove, it is provided with steel bar connecting structure in mounting groove, is additionally provided with bar connecting passage bottom bridge connecting end surface and mounting groove communicates and is connected to steel bar connecting structure for penetrating for reserved steel bar；Also including that an entirety is the midfoot support part of inverted T-shaped, both sides, midfoot support part lower end overlap joint is connected in end face connector inside bottom surface mutually, midfoot support part upper surface and end face connector upper surface flush；Also including cover plate, cover plate covers between midfoot support part upper surface and end face connector upper surface and makes to form one between cover plate, end face connector and midfoot support part three and accommodates cavity, is filled with flexible body in this receiving cavity.
So, when this device is installed, being connected in bridge connecting end surface and the side, expansion joint of end face connector, the reserved steel bar by side, expansion joint is connected to steel bar connecting structure through bar connecting passage, installation is better achieved and connects supporting；Then use time can lean on elastomeric absorbent bridge stretch produce deformation, in elastomer is wrapped in the space that end face connector, midfoot support part and three rigid member of cover plate surround simultaneously, elastomer the most directly bears pressure of vehicle, and Stability Analysis of Structures is reliable.Therefore there is simple in construction, easy for installation, retractility is good, is beneficial to bear vehicle driving pressure, improves the features such as vehicle cruising characteristic, beneficially Maintenance and Repair.
As optimization, elastomer is that epoxy resin building structure glue obtains.So there is easy construction, with low cost, absorb the advantages such as deformability is good.
As optimization, above described end face connector inside bottom surface, it is also covered with one piece of dividing plate, elastomer-filled is arranged at above dividing plate.So, it is to avoid the elastomer filled directly contacts blocking with steel bar connecting structure, facilitates follow-up repair and maintenance.
As optimization, described end face connector, midfoot support part, cover plate and dividing plate are phosphate cement and pour and obtain.So there is the feature of rapid hardening high-strength, and elastic modelling quantity and portland cement close, thus it is short to have installation period, feature smoothly of driving a vehicle.Simultaneously because simple in construction, installation period are short, thus it is fast to change speed, does not affect traffic during maintenance.
As optimization, in the mounting groove of described end face connector, it is equipped with one block of bar connecting plate, just bar connecting passage is being provided with in the middle part of bar connecting plate bar connecting fluting and is constituting steel bar connecting structure, inserting after bending downwards for reserved steel bar end and connect.
So, simple in construction, and facilitate the installation of reserved steel bar to connect.
Being away from bar connecting passage side as optimization, mounting groove and interior bar connecting plate thereof is the trapezoidal of upper base.As such, it is possible to prevent bar connecting plate from skidding off mounting groove.
In sum, this utility model has simple in construction, easy for installation, and retractility is good, is beneficial to bear vehicle driving pressure, improves the advantages such as vehicle cruising characteristic, beneficially Maintenance and Repair.
Accompanying drawing explanation
Fig. 1 is the perspective view of this utility model optimum embodiment.
Fig. 2 is the structural representation of independent end face connector in Fig. 1.
Detailed description of the invention
Below in conjunction with optimum embodiment and accompanying drawing, the utility model is described in further detail.
Optimum embodiment: as shown in Figure 1-2, a kind of bridge expansion joint installation, it is symmetrical set the most L-shaped end face connector 1 including a pair, outside end face connector 1, the end face of larger area is the bridge connecting end surface for connecting with side, expansion joint, end face connector 1 inside bottom surface is provided with mounting groove, it is provided with steel bar connecting structure in mounting groove, is additionally provided with bar connecting passage 2 bottom bridge connecting end surface and mounting groove communicates and is connected to steel bar connecting structure for penetrating for reserved steel bar 3；Also including that an entirety is the midfoot support part 4 of inverted T-shaped, both sides, midfoot support part 4 lower end overlap joint is connected in end face connector inside bottom surface mutually, midfoot support part 4 upper surface and end face connector 1 upper surface flush；Also include cover plate 5, cover plate 5 to cover between midfoot support part upper surface and end face connector upper surface and make between cover plate, end face connector and midfoot support part three and form a receiving cavity, in this receiving cavity, be filled with flexible body 6.
So, when this device is installed, being connected in bridge connecting end surface and the side, expansion joint of end face connector, the reserved steel bar by side, expansion joint is connected to steel bar connecting structure through bar connecting passage, installation is better achieved and connects supporting；Then use time can lean on elastomeric absorbent bridge stretch produce deformation, in elastomer is wrapped in the space that end face connector, midfoot support part and three rigid member of cover plate surround simultaneously, elastomer the most directly bears pressure of vehicle, and Stability Analysis of Structures is reliable.Therefore there is simple in construction, easy for installation, retractility is good, is beneficial to bear vehicle driving pressure, improves the features such as vehicle cruising characteristic, beneficially Maintenance and Repair.During enforcement, described cover plate can be one piece or two pieces.
Wherein, elastomer 6 obtains for epoxy resin building structure glue.So there is easy construction, with low cost, absorb the advantages such as deformability is good.
Wherein, being also covered with one piece of dividing plate 7 above described end face connector 1 inside bottom surface, elastomer 6 is filled with above dividing plate.So, it is to avoid the elastomer filled directly contacts blocking with steel bar connecting structure, facilitates follow-up repair and maintenance.
Wherein, described end face connector 1, midfoot support part 4, cover plate 5 and dividing plate 7 are phosphate cement and pour and obtain.So there is the feature of rapid hardening high-strength, and elastic modelling quantity and portland cement close, thus it is short to have installation period, feature smoothly of driving a vehicle.Simultaneously because simple in construction, installation period are short, thus it is fast to change speed, does not affect traffic during maintenance.
Wherein, in the mounting groove of described end face connector 1, it is equipped with one block of bar connecting plate 8, just bar connecting passage is being provided with in the middle part of bar connecting plate 8 bar connecting fluting and is constituting steel bar connecting structure, inserting after bending downwards for reserved steel bar 3 end and connect.
So, simple in construction, and facilitate the installation of reserved steel bar to connect.
Wherein, mounting groove and interior bar connecting plate 8 thereof are away from bar connecting passage side is the trapezoidal of upper base.As such, it is possible to prevent bar connecting plate from skidding off mounting groove.
During enforcement, bar connecting plate 8 can also use phosphate cement to pour to obtain.Additionally, bar connecting plate can be obtained by two pieces of flat sheet combinations of one piece of overall U-shaped and rectangular piece of one piece of entirety, bar connecting fluting is formed on the flat board of overall U-shaped and the flat board of overall rectangular piece is for blocking the opening of bar connecting fluting, pours the demoulding as such, it is possible to convenient.As the novel preferred embodiment of this use, described expansion gap device and bridge expanssion joint side use bonding mode to fix.During enforcement, this bridge extension joint is that to use standard lane width be one group, it is thus possible to accomplish that volume production is convenient, Renewal process is the most easily operated.
Therefore above-mentioned bridge expanssion joint can preferably limit bridge displacement, there is good resiliency, safe and reliable, behaviour's thing is installed and makees simple and convenient, having good mechanical property because of phosphate cement simultaneously and epoxy resin building structure glue has good fatigue resistance and weatherability, the most this structure can promote the smoothness of driving.
Claims (6)
1. a bridge expansion joint installation, it is characterized in that, it is symmetrical set the most L-shaped end face connector including a pair, outside end face connector, the end face of larger area is the bridge connecting end surface for connecting with side, expansion joint, end face connector inside bottom surface is provided with mounting groove, it is provided with steel bar connecting structure in mounting groove, is additionally provided with bar connecting passage bottom bridge connecting end surface and mounting groove communicates and is connected to steel bar connecting structure for penetrating for reserved steel bar；Also including that an entirety is the midfoot support part of inverted T-shaped, both sides, midfoot support part lower end overlap joint is connected in end face connector inside bottom surface mutually, midfoot support part upper surface and end face connector upper surface flush；Also including cover plate, cover plate covers between midfoot support part upper surface and end face connector upper surface and makes to form one between cover plate, end face connector and midfoot support part three and accommodates cavity, is filled with flexible body in this receiving cavity.
2. bridge expansion joint installation as claimed in claim 1, it is characterised in that elastomer is that epoxy resin building structure glue obtains.
3. bridge expansion joint installation as claimed in claim 1, it is characterised in that be also covered with one piece of dividing plate above described end face connector inside bottom surface, elastomer-filled is arranged at above dividing plate.
4. bridge expansion joint installation as claimed in claim 3, it is characterised in that described end face connector, midfoot support part, cover plate and dividing plate are phosphate cement and pour and obtain.
5. bridge expansion joint installation as claimed in claim 1, it is characterized in that, one block of bar connecting plate it is equipped with in the mounting groove of described end face connector, just bar connecting passage is being provided with in the middle part of bar connecting plate bar connecting fluting and is constituting steel bar connecting structure, inserting after bending downwards for reserved steel bar end and connect.
6. bridge expansion joint installation as claimed in claim 5, it is characterised in that it is the trapezoidal of upper base that mounting groove and interior bar connecting plate thereof are away from bar connecting passage side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620461098.5U CN205617238U (en) | 2016-05-19 | 2016-05-19 | Bridge expansion joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620461098.5U CN205617238U (en) | 2016-05-19 | 2016-05-19 | Bridge expansion joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205617238U true CN205617238U (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620461098.5U Active CN205617238U (en) | 2016-05-19 | 2016-05-19 | Bridge expansion joint device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205617238U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165044A (en) * | 2017-06-12 | 2017-09-15 | 四川双建路桥机械有限责任公司 | A kind of big displacement Telescopic device of pedestrian way |
-
2016
- 2016-05-19 CN CN201620461098.5U patent/CN205617238U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165044A (en) * | 2017-06-12 | 2017-09-15 | 四川双建路桥机械有限责任公司 | A kind of big displacement Telescopic device of pedestrian way |
| CN107165044B (en) * | 2017-06-12 | 2023-05-05 | 四川双建路桥机械有限责任公司 | Large-displacement sidewalk telescopic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220727 Address after: 400030 No. 56 Tianchen Road, Shapingba District, Chongqing Patentee after: THE SECOND CONSTRUCTION CO.,LTD. OF CCEGC Address before: 400030 No. 56 Tianchen Road, Shapingba District, Chongqing Patentee before: THE SECOND CONSTRUCTION CO.,LTD. OF CCEGC Patentee before: CHONGQING JIANKE CONSTRUCTION ENGINEERING QUALITY TESTING Co.,Ltd. |
|
| TR01 | Transfer of patent right |