CN205529861U - High damping rubber draws and presses power consumption type easily to restore to subtract isolation bearing - Google Patents
High damping rubber draws and presses power consumption type easily to restore to subtract isolation bearing Download PDFInfo
- Publication number
- CN205529861U CN205529861U CN201620062992.5U CN201620062992U CN205529861U CN 205529861 U CN205529861 U CN 205529861U CN 201620062992 U CN201620062992 U CN 201620062992U CN 205529861 U CN205529861 U CN 205529861U
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- seat bottom
- connecting rod
- bottom basin
- basin
- former
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Abstract
The utility model discloses a high damping rubber draws and presses power consumption type easily to restore to subtract isolation bearing belongs to bridge beam supports technical field, including upper bracket board and former foot stall basin, still including plus a foot stall basin, plus a foot stall basin is in the periphery and the below of former foot stall basin, former foot stall basin with plus prop up a foot stall basin and be connected through polyfluortetraethylene plate and corrosion resistant plate vertical, plus the inside of a foot stall basin sets up the shock attenuation power consumption module that comprises outer connector plates, high damping rubber piece, interior connector plates and steel connecting rod all around, former foot stall basin outside is fixed with the connecting rod locating part with steel connecting rod sliding connection all around, former foot stall basin still set up all around to the horizontal direction of former foot stall basin carry on spacing with plus the limit stop of a foot stall basin through spacing bolted connection. The utility model discloses it is effectual to subtract the shock insulation, will subtract shock insulation component modularization, and restoration after being convenient for shake has improved the ability that seismic action was resisted to the bridge greatly.
Description
Technical field
This utility model relates to technical field of bridge.
Background technology
Bridge pad is the important attachment means of bridge structure, determines the power passed under profit path and the geological process performance of bridge structure.Pot bearing and spherical bearing are to use most bearings in highway bridge and railroad bridge, the traditional form of both bearings does not the most possess and subtracts shock insulation function and girder falling function, high-damping rubber has the shock-absorbing function of preferable shock insulation and damping energy dissipation, typically utilize the characteristic of its shear energy dissipation at present, its tension and compression energy dissipation behavior is less in vibration absorption and isolation support, simultaneously, bearing is in addition to meeting normal use and requiring and have preferable function of seismic resistance, it is also contemplated that the quick performance repaired after be on active service maintenance and shake.There is following defect in existing vibration absorption and isolation support: one, is less frequently utilized the shock absorbing characteristics of the tension and compression power consumption of high-damping rubber；Two, the repair of shake rear support is complicated.
Therefore, how to research and develop and a kind of easily repair, the high-damping rubber tension and compression energy-dissipating type that damping and isolation effect is good easily repairs vibration absorption and isolation support, is that those skilled in the art need badly and solve the technical problem that.
Utility model content
The technical problems to be solved in the utility model, it is to provide a kind of high-damping rubber tension and compression energy-dissipating type and easily repairs vibration absorption and isolation support, it makes full use of the tension and compression energy dissipation behavior of high-damping rubber, change and repair after conveniently realizing the shake of damping module, reduce the cost repairing bearing, its good damping effect, substantially increases bridge and resists the ability of geological process.
For solving above-mentioned technical problem, technical solution adopted in the utility model is:
High-damping rubber tension and compression energy-dissipating type easily repairs vibration absorption and isolation support, including upper bracket plate and former seat bottom basin, the bottom of described upper bracket plate is positioned in former seat bottom basin, also include additional seat bottom basin, described additional seat bottom basin is in the periphery of former seat bottom basin, being positioned at the lower section of former seat bottom basin, former seat bottom basin is vertically being connected with corrosion resistant plate by polyfluortetraethylene plate with additional seat bottom basin；The inside circumference of additional seat bottom basin arranges the damping power consumption module being made up of outer junction steel plate, high-damping rubber block, interior junction steel plate and steel connecting rod, described high-damping rubber block is between outer junction steel plate and interior junction steel plate, described steel connecting rod is fixed in the outer plate surface of interior junction steel plate, and described outer link steel plate is connected by the riser of connecting bolt with additional seat bottom basin；The outside surrounding of described former seat bottom basin is fixed with the connecting rod locating part matched with steel connecting rod, and described steel connecting rod can be along bar to slip in the cavity of connecting rod locating part；Surrounding at former seat bottom basin is additionally provided with the horizontal direction to former seat bottom basin and carries out spacing positive stop, and described positive stop is connected by caging bolt with additional seat bottom basin；When making caging bolt disconnect because of external force, former seat bottom basin has certain free activity space, plays function of shock insulation, after the restriction of the cavity exceeding connecting rod locating part when the activity displacement of former seat bottom basin, drives damping power consumption module deformation, plays cushioning effect.
As preferably, being provided with two positive stops in each side of described former seat bottom basin, described positive stop lays respectively at the front and rear of each side of former seat bottom basin, and each positive stop is connected with additional seat bottom basin by a caging bolt.
As preferably, described caging bolt is provided with an annular groove at positive stop and additional seat bottom basin contact surface, and the outer surface at caging bolt is provided with four strip grooves along its length, and the cross section of strip groove is triangle or rectangle.
As preferably, described steel connecting rod is T-shape, described connecting rod locating part is provided with the spacing cavity matched in the T connector portion with steel connecting rod and the groove matched with the bar portion of steel connecting rod, described spacing cavity and groove be perpendicular to steel connection-rod to direction before and after through so that steel connecting rod can insert connecting rod locating part from sidepiece.
As preferably, described high-damping rubber block is binded by heat cure respectively with outer junction steel plate and interior junction steel plate；Interior junction steel plate and steel connecting rod are welded to connect or one piece casting shapes.
As preferably, described connecting rod locating part is welded to connect with former seat bottom basin or one piece casting shapes.
Use and have the beneficial effects that produced by technique scheme:
This utility model is provided with positive stop at the sidepiece of former seat bottom basin, positive stop is connected by caging bolt with additional seat bottom basin, caging bolt can bear normal working load such as temperature effects, shrinkage and creep, brake force, wind load and the horizontal force of shake effect generation smaller, and do not destroy, when the horizontal force of geological process exceedes design load, caging bolt was lost efficacy by raw brittle break of having hair cut, positive stop with the contact surface of additional seat bottom basin at positive stop；This utility model arranges by outer junction steel plate between former seat bottom basin and additional seat bottom basin, high-damping rubber block, interior junction steel plate, what steel connecting rod and connecting rod locating part formed subtracts shock insulation unit, after positive stop lost efficacy, steel connecting rod has certain free activity space in the spacing cavity of connecting rod locating part, former seat bottom basin of this stage can be freely movable, offer level of flexibility supports, preferably play function of shock insulation, when when exceeding limit value in displacement positively or negatively of steel connecting rod, connecting rod locating part contacts with steel link rod head, drive high-damping rubber block pressurized or compressive deformation, play damping energy dissipation effect, simultaneously, the riser of additional seat bottom basin, outer junction steel plate, high-damping rubber block, interior junction steel plate, steel connecting rod and connecting rod locating part limit the maximum displacement of bearing, play anti-fall beam action.
After earthquake, support body (including upper bracket plate, former seat bottom basin and additional seat bottom basin) is intact, only need to change the damping power consumption module and positive stop being made up of outer junction steel plate, high-damping rubber block, interior junction steel plate and steel connecting rod；Owing to damping power consumption module is with bolts with the riser of additional seat bottom basin by outer junction steel plate, and connecting rod locating part is the most unobstructed, the damping power consumption module damaged after shake can laterally be taken out from the spacing cavity of connecting rod locating part, and new damping power consumption module can be laterally inserted into；Caging bolt after cutting off again takes out, then is connected with additional seat bottom basin by new caging bolt by new positive stop and can complete making repair.
This utility model at serviceability limit stage and shakes the stage smaller, and it plays the function of common bearing；When after geological process value beyond the mark, its shock insulation function playing sinking support and the shock-absorbing function of high-damping rubber tension and compression power consumption, and there is spacing girder falling function, and by flimsy for earthquake components module, change after can conveniently realizing shake and repair, reduce the cost repairing bearing, substantially increase bridge and resist the ability of geological process.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the right view of Fig. 1；
Fig. 4 is the structural representation of the caging bolt in this utility model；
Each figure number is entitled: 1 support body, 2 upper bracket plates, 3 former seat bottom basins, 4 additional seat bottom basins, 41 base plates, 42 risers, 5 polyfluortetraethylene plates, 6 corrosion resistant plates, 7 high-damping rubber blocks, 8 outer junction steel plates, junction steel plate in 9,10 steel connecting rods, 11 connecting rod locating parts, 12 connecting bolts, 13 caging bolts, 131 annular grooves, 132 strip grooves, 14 positive stops.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is described in further detail by embodiment.
As shown in Figure 1, Figure 2, Figure 3 shows, this utility model includes upper bracket plate 2 and former seat bottom basin 3, the bottom of described upper bracket plate 2 is positioned in former seat bottom basin 3, also include additional seat bottom basin 4, described additional seat bottom basin 4 is in the periphery of former seat bottom basin 3, being positioned at the lower section of former seat bottom basin 3, former seat bottom basin 3 is vertically being connected with corrosion resistant plate by polyfluortetraethylene plate with additional seat bottom basin 4；The inside circumference of additional seat bottom basin 4 arranges the damping power consumption module being made up of outer junction steel plate 8, high-damping rubber block 7, interior junction steel plate 9 and steel connecting rod 10, described high-damping rubber block 7 is between outer junction steel plate 8 and interior junction steel plate 9, described steel connecting rod 10 is fixed in the outer plate surface of interior junction steel plate 9, and described outer link steel plate 8 is connected with the riser 42 of additional seat bottom basin 4 by connecting bolt 12；The outside surrounding of described former seat bottom basin 3 is fixed with the connecting rod locating part 11 matched with steel connecting rod 10, and described steel connecting rod 10 can be along bar to slip in the cavity of connecting rod locating part 11；Surrounding at former seat bottom basin 3 is additionally provided with the horizontal direction to former seat bottom basin 3 and carries out spacing positive stop 14, and described positive stop 14 is connected by caging bolt 13 with additional seat bottom basin 4；When making caging bolt 13 disconnect because of external force, former seat bottom basin 3 has certain free activity space, plays function of shock insulation, after the restriction of the cavity exceeding connecting rod locating part 11 when the activity displacement of former seat bottom basin 3, drive damping power consumption module deformation, play cushioning effect.
Further, as shown in Figure 1 and Figure 2, be provided with two positive stops 14 in each side of described former seat bottom basin 3, described positive stop 14 lays respectively at the front and rear of each side of former seat bottom basin 3, and each positive stop 14 is connected with additional seat bottom basin 4 by a caging bolt 13.
Further, as shown in Figure 4, described caging bolt 13 is provided with an annular groove 131 at positive stop 14 and additional seat bottom basin 4 contact surface, outer surface at caging bolt 13 is provided with four strip grooves 132 along its length, and the cross section of strip groove 132 is triangle or rectangle.
Further, as shown in Figure 1, described steel connecting rod 10 is in T-shape, described connecting rod locating part 11 is provided with the spacing cavity matched in the T connector portion with steel connecting rod 10 and the groove matched with the bar portion of steel connecting rod 10, described spacing cavity and groove be perpendicular to steel connecting rod 10 bar to direction before and after through so that steel connecting rod 10 can insert connecting rod locating part 11 from sidepiece.
Further, described high-damping rubber block 7 is binded by heat cure respectively with outer junction steel plate 8 and interior junction steel plate 9；Interior junction steel plate 9 is welded to connect with steel connecting rod 10 or one piece casting shapes.
Further, described connecting rod locating part 11 is welded to connect with former seat bottom basin 3 or one piece casting shapes.
The beneficial effects of the utility model are: the sidepiece at former seat bottom basin 3 is provided with positive stop 14, positive stop 14 is connected by caging bolt 13 with additional seat bottom basin 4, caging bolt 13 can bear normal working load such as temperature effects, shrinkage and creep, brake force, wind load and the horizontal force of shake effect generation smaller, and do not destroy, when the horizontal force of geological process exceedes design load, caging bolt 13 is subject to the raw brittle break of hair-cutting at positive stop 14 and the contact surface of additional seat bottom basin 4, and positive stop 13 lost efficacy；nullThis utility model is arranged by outer junction steel plate 8 between former seat bottom basin 3 and additional seat bottom basin 4、High-damping rubber block 7、Interior junction steel plate 9、What steel connecting rod 10 and connecting rod locating part 11 formed subtracts shock insulation unit，After positive stop 13 lost efficacy，Steel connecting rod 10 has certain free activity space in the spacing cavity of connecting rod locating part 11，Former seat bottom basin 3 of this stage can be freely movable，Former seat bottom basin 3 is provided level of flexibility to support by polyfluortetraethylene plate 5 and corrosion resistant plate 6，Preferably play function of shock insulation，When exceeding limit value in displacement positively or negatively of steel connecting rod 10，Connecting rod locating part 11 and steel connecting rod 10 head contact，Drive high-damping rubber block 7 pressurized or compressive deformation，Play damping energy dissipation effect，Simultaneously，The riser 42 of additional seat bottom basin 4、Outer junction steel plate 8、High-damping rubber block 7、Interior junction steel plate 9、Steel connecting rod 10 and connecting rod locating part 11 limit the maximum displacement of bearing，Play anti-fall beam action.
After earthquake, support body 1 is intact, support body 1 includes upper bracket plate 2, former seat bottom basin 3 and additional seat bottom basin 4, only need to change the damping power consumption module and positive stop 11 being made up of outer junction steel plate 8, high-damping rubber block 7, interior junction steel plate 9 and steel connecting rod 10；Owing to damping power consumption module uses connecting bolt 12 to fix by the riser 42 of outer junction steel plate 9 with additional seat bottom basin 4, and connecting rod locating part 11 is the most unobstructed, the damping power consumption module damaged after shake can laterally be taken out from the spacing cavity of connecting rod locating part 11, and new damping power consumption module can be laterally inserted into；Caging bolt 13 after cutting off takes out, then is connected with additional seat bottom basin 4 by new caging bolt 13 by new positive stop 14 and can realize replacing and complete to make repair.
This utility model at serviceability limit stage and shakes the stage smaller, and it plays the function of common bearing；When after geological process value beyond the mark, its shock insulation function playing sinking support and the shock-absorbing function of high-damping rubber tension and compression power consumption, and there is spacing girder falling function, and by flimsy for earthquake components module, change after can conveniently realizing shake and repair, reduce the cost repairing bearing, substantially increase bridge and resist the ability of geological process.
Claims (6)
1. high-damping rubber tension and compression energy-dissipating type easily repairs vibration absorption and isolation support, including upper bracket plate (2) and former seat bottom basin (3), the bottom of described upper bracket plate (2) is positioned in former seat bottom basin (3), it is characterized in that: also include additional seat bottom basin (4), described additional seat bottom basin (4) is in the periphery of former seat bottom basin (3), being positioned at the lower section of former seat bottom basin (3), former seat bottom basin (3) is connected with corrosion resistant plate (6) by polyfluortetraethylene plate (5) vertical with additional seat bottom basin (4)；The inside circumference of additional seat bottom basin (4) arranges the damping power consumption module being made up of outer junction steel plate (8), high-damping rubber block (7), interior junction steel plate (9) and steel connecting rod (10), described high-damping rubber block (7) is positioned between outer junction steel plate (8) and junction steel plate (9), described steel connecting rod (10) is fixed in the outer plate surface of interior junction steel plate (9), and described outer junction steel plate (8) is connected with the riser (42) of additional seat bottom basin (4) by connecting bolt (12)；The outside surrounding of described former seat bottom basin (3) is fixed with the connecting rod locating part (11) matched with steel connecting rod (10), and described steel connecting rod (10) can be along bar to slip in the cavity of connecting rod locating part (11)；Surrounding former seat bottom basin (3) is additionally provided with the horizontal direction to former seat bottom basin (3) and carries out spacing positive stop (14), and described positive stop (14) is connected by caging bolt (13) with additional seat bottom basin (4)；When making caging bolt (13) disconnect because of external force, former seat bottom basin (3) has certain free activity space, plays function of shock insulation, after the restriction of the cavity exceeding connecting rod locating part (11) when the activity displacement of former seat bottom basin (3), drive damping power consumption module deformation, play cushioning effect.
High-damping rubber tension and compression energy-dissipating type the most according to claim 1 easily repairs vibration absorption and isolation support, it is characterized in that: be provided with two positive stops (14) in each side of described former seat bottom basin (3), described positive stop (14) lays respectively at the front and rear of each side of former seat bottom basin (3), and each positive stop (14) is connected with additional seat bottom basin (4) by a caging bolt (13).
High-damping rubber tension and compression energy-dissipating type the most according to claim 1 easily repairs vibration absorption and isolation support, it is characterized in that: described caging bolt (13) is provided with an annular groove (131) at positive stop (14) and additional seat bottom basin (4) contact surface, outer surface at caging bolt (13) is provided with four strip grooves (132) along its length, and the cross section of strip groove (132) is triangle or rectangle.
High-damping rubber tension and compression energy-dissipating type the most according to claim 1 easily repairs vibration absorption and isolation support, it is characterized in that: described steel connecting rod (10) is in T-shape, described connecting rod locating part (11) is provided with the spacing cavity matched in the T connector portion with steel connecting rod (10) and the groove matched with the bar portion of steel connecting rod (10), described spacing cavity and groove be perpendicular to steel connecting rod (10) bar to direction before and after through so that steel connecting rod (10) can insert connecting rod locating part (11) from sidepiece.
High-damping rubber tension and compression energy-dissipating type the most according to claim 1 easily repairs vibration absorption and isolation support, it is characterised in that: described high-damping rubber block (7) is binded by heat cure respectively with outer junction steel plate (8) and interior junction steel plate (9)；Interior junction steel plate (9) and steel connecting rod (10) are welded to connect or one piece casting shapes.
High-damping rubber tension and compression energy-dissipating type the most according to claim 1 easily repairs vibration absorption and isolation support, it is characterised in that: described connecting rod locating part (11) is welded to connect with former seat bottom basin (3) or one piece casting shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620062992.5U CN205529861U (en) | 2016-01-22 | 2016-01-22 | High damping rubber draws and presses power consumption type easily to restore to subtract isolation bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620062992.5U CN205529861U (en) | 2016-01-22 | 2016-01-22 | High damping rubber draws and presses power consumption type easily to restore to subtract isolation bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205529861U true CN205529861U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620062992.5U Withdrawn - After Issue CN205529861U (en) | 2016-01-22 | 2016-01-22 | High damping rubber draws and presses power consumption type easily to restore to subtract isolation bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205529861U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484153A (en) * | 2016-01-22 | 2016-04-13 | 石家庄铁道大学 | Seismic mitigation and isolation bearing adopting tension-compression energy dissipation characteristic of high-damping rubber and easy to repair and preparation method of seismic mitigation and isolation bearing |
| CN109235249A (en) * | 2018-11-14 | 2019-01-18 | 中铁二院工程集团有限责任公司 | A kind of spherical steel support with dissipative member |
| CN110258318A (en) * | 2019-07-15 | 2019-09-20 | 上海交通大学 | A kind of ball-type vibration reducing obstructing support base of built-in triangle mild steel |
-
2016
- 2016-01-22 CN CN201620062992.5U patent/CN205529861U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484153A (en) * | 2016-01-22 | 2016-04-13 | 石家庄铁道大学 | Seismic mitigation and isolation bearing adopting tension-compression energy dissipation characteristic of high-damping rubber and easy to repair and preparation method of seismic mitigation and isolation bearing |
| CN105484153B (en) * | 2016-01-22 | 2017-03-01 | 石家庄铁道大学 | High-damping rubber tension and compression energy-dissipating type easily repairs vibration absorption and isolation support and preparation method thereof |
| CN109235249A (en) * | 2018-11-14 | 2019-01-18 | 中铁二院工程集团有限责任公司 | A kind of spherical steel support with dissipative member |
| CN109235249B (en) * | 2018-11-14 | 2024-03-08 | 中铁二院工程集团有限责任公司 | Spherical steel support with energy dissipation members |
| CN110258318A (en) * | 2019-07-15 | 2019-09-20 | 上海交通大学 | A kind of ball-type vibration reducing obstructing support base of built-in triangle mild steel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20171114 |