CN2380605Y - Multidirectional moving plate type rubber supporting seat - Google Patents
Multidirectional moving plate type rubber supporting seat Download PDFInfo
- Publication number
- CN2380605Y CN2380605Y CN 99226598 CN99226598U CN2380605Y CN 2380605 Y CN2380605 Y CN 2380605Y CN 99226598 CN99226598 CN 99226598 CN 99226598 U CN99226598 U CN 99226598U CN 2380605 Y CN2380605 Y CN 2380605Y
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- Prior art keywords
- steel plate
- basin
- plate
- guide
- sphere
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- Expired - Fee Related
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- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a multidirectional movable basin type rubber supporting seat, which comprises an upper steel plate, a middle steel plate, a rubber block, polyfluortetraethylene plates, a sealing ring, a bottom basin, etc. A spherical surface steel plate is arranged between the upper steel plate and the middle steel plate, the upper surface of the spherical surface steel plate is a plane, the lower surface of the spherical surface steel plate is in the shape of a spherical surface, and the upper surface of the middle steel plate is correspondingly in the shape of a spherical surface. One polyfluortetraethylene plate is respectively lined between the upper steel plate and the spherical surface steel plate, and between the spherical surface steel plate and the middle steel plate. The shock resistance performance of the utility model (particularly to earthquake resistance performance) is stronger. The plane relative move between the upper steel plate and a seat body of the supporting seat can also obtain effective control. The utility model is suitable for bridge construction of highway, railway, etc.
Description
The utility model relates to the bearing that a kind of road and bridge is built usefulness, especially a kind of pot rubber bearing.
At present, in the bridge construction of highway, railway etc., generally used pot rubber bearing, its structure generally comprises upper steel plate, middle steel plate, block rubber, polyfluortetraethylene plate, sealing ring, end basin etc., and the bottom surface of upper steel plate (or be welded under it corrosion resistant plate) and the upper surface of middle steel plate all are planar shaped.It utilizes the Incoercibility and the high damping properties of block rubber, has alleviated bridge superstructure and dynamic load and has impacted the top counter-force that is produced, and has improved the resistance to compression and the antidetonation shock-absorbing capacity of whole bridge to a certain extent.But, adopt this pot rubber bearing, upper steel plate can only relatively move in the horizontal direction and between the bearing pedestal, and when it is subjected to multi-direction vibrations, upper steel plate just can not produce corresponding mobile and inclination thereupon, anti-multi-direction vibrations (especially earthquake) poor-performing, bridge is also with regard to sensitive for damages, and application life is shorter relatively.Simultaneously, on horizontal plane, can move in longitudinal and transverse two directions, generally all on bearing bottom surface and pre-buried installation seat surface, offer corresponding chute and bayonet socket at present because of stressed in order to make upper steel plate, so as to make upper steel plate when stressed along with the bearing pedestal moves slightly.But like this, whole toilet moves with upper steel plate is whole, and bayonet socket also easily broken in the chute port, and application life is shorter.In addition, bearing upper steel plate that has and the displacement between the bearing pedestal do not have control corresponding mechanism, easily make the upper steel plate bearing that slips away yet.
The purpose of this utility model is to provide a kind of bridge that can make to stand a kind of multidirectional movable pot rubber bearing multi-direction vibrations, that anti-seismic performance (especially earthquake resisting performance) is stronger, and the plane between the upper steel plate of this bearing and bearing pedestal relatively moves and also can be effectively controlled.
For achieving the above object, a kind of multidirectional movable pot rubber bearing of the present utility model comprises upper steel plate, middle steel plate, block rubber, polyfluortetraethylene plate, sealing ring, end basin etc., block rubber is positioned at the bottom at basin intermediate recess place, the end, middle steel plate is in the recess in the middle of the end basin, above the block rubber, sealing ring then is installed in above the block rubber, the outside of middle steel plate bottom, upper steel plate is positioned at above the middle steel plate, between upper steel plate and middle steel plate, also has a sphere steel plate, the upper surface of this sphere steel plate is a plane, its soffit is dome shape, the also corresponding dome shape that is of the upper surface of middle steel plate.Between the soffit of the upper surface of middle steel plate and sphere steel plate, respectively serve as a contrast a polyfluortetraethylene plate between the soffit of the upper surface of sphere steel plate and upper steel plate.
Above-mentioned a kind of multidirectional movable pot rubber bearing, outer end at upper steel plate is fixed with pull bar downwards, the middle guide pad of slotting in the middle of pull bar passes also is locked together, be fixed with guide peg on the middle guide pad, this guide peg is passed down through the groove that is opened in basin outer end, the end and is locked on the end basin, and the groove on middle guide pad and the end basin is vertical mutually along its length.
Owing to adopted technique scheme, make bearing plate by upper steel plate, utilize the multidirectional rotary principle of sphere garden arc, be subjected on top that multidirectional random vibration is particularly caused during earthquake to be rocked or swing, when bridge expands with heat and contract with cold during caused displacement, because pull bar, guide peg can be along the groove activity of offering on middle guide pad and the end basin, upper steel plate just can be done multidirectional inclination with respect to middle steel plate and end basin and rocks along with the sphere steel plate, the sphere of sphere steel plate and the friction factor between polyfluortetraethylene plate very little (≤0.04), thereby it can be carried out freely when rocking, guarantee that it has rotating property flexibly, thereby can bear the tension and compression shearing, avoid bridge to suffer damage, the special high shake area that adapts to.By middle steel plate with the bearing capacity on top with rock shaking force and concentrate and pass to block rubber; block rubber is all bearing capacities absorptions and utilize its high damping properties; reliably the top bearing capacity is eliminated in a large number; guarantee that it has good shock-absorbing capacity; when counter-force occurring, produce cushion effect, and this counter-force is passed to pier reliably; pier and superstructure are well protected, reduced because the counter-force effect causes the bearing failure to pier.After pull bar displacement control structure; because pull bar can horizontally vertically move along the groove on the middle guide pad; guide peg also can move along the groove horizontal cross on the end basin; like this; when stressed upper steel plate just can and the sphere steel plate between be subjected to displacement by longitudinal and transverse two directions of polyfluortetraethylene plate at horizontal plane; protect it not to be damaged, the big I of displacement is controlled by the length of groove, and upper steel plate just can not slip away bearing.Because pull bar is locked on the end basin by middle guide pad and guide peg, can not make upper steel plate be pulled away from bearing simultaneously.So after employing the utility model structure, bridge just can not be often impaired, will be greatly improved its application life.
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail.
Fig. 1 is a vertical structure sectional view of the present utility model;
Fig. 2 is the vertical view of end basin among Fig. 1;
Fig. 3 is the floor map of the intermediate guide plate among Fig. 1;
Fig. 4 is the connection diagram between pull bar among Fig. 1, middle guide pad, guide peg.
As shown in the figure; a kind of multidirectional movable pot rubber bearing of the present utility model comprises upper steel plate 1, middle steel plate 2, block rubber 3, polyfluortetraethylene plate 4, sealing ring 5, end basin 6 etc.; block rubber 3 is positioned at the bottom at end basin 6 intermediate recess places; in the recess of middle steel plate 2 in the middle of end basin 6, above the block rubber 3; 5 of sealing rings are installed in above the block rubber 3, the outside of middle steel plate 2 bottoms, block rubber 3 is sealed protects.Upper steel plate 1 is positioned at above the middle steel plate 2, fixing welding one corrosion resistant plate 7 below it also has a sphere steel plate 8 at upper steel plate 1 and 2 of middle steel plates, and the upper surface of this sphere steel plate 8 is a plane, its soffit is dome shape, the also corresponding dome shape that is of the upper surface of middle steel plate 2.Between the soffit of the upper surface of middle steel plate 2 and sphere steel plate 8, respectively serve as a contrast a polyfluortetraethylene plate 4 between the soffit of the upper surface of sphere steel plate 8 and corrosion resistant plate 7.The friction factor that corrosion resistant plate 7 and polyfluortetraethylene plate are 4 is very little, can guarantee that upper steel plate 1 is free to slide.Fix four pull bars 10 on four jiaos of upper steel plate 1 outer end downwards, in the middle of passing respectively, four pull bars 10 respectively have a groove 11 on the guide pads 12 in the middle of two of two grooves 11, and guide pads 12 in the middle of two are locked on four pull bars 10 with nut 13, each fixes a guide peg 14 two ends of each middle guide pad 12, four guide pegs 14 are locked on the end basin 6 with a nut 13 after passing four grooves 11 that are opened on four jiaos of end basin 6 outer ends downwards respectively.Middle guide pad 12 is vertical mutually along its length with groove 11 on the end basin 6.For further increasing the sliding capability of upper steel plate 1 and sphere steel plate 8, can on the surface of poly-tetrafluoro tetraene plate 4, be coated with the last layer silicone grease.Among Fig. 3, the fixing hole of label 9 expression guide pegs 14 on middle guide pad 12.
Claims (3)
1, a kind of multidirectional movable pot rubber bearing, comprise upper steel plate, middle steel plate, block rubber, polyfluortetraethylene plate, sealing ring, end basin etc., block rubber is positioned at the bottom at basin intermediate recess place, the end, middle steel plate is in the recess in the middle of the end basin, above the block rubber, sealing ring then is installed in above the block rubber, the outside of middle steel plate bottom, upper steel plate is positioned at above the middle steel plate, the polyfluortetraethylene plate lining is between upper steel plate and middle steel plate, it is characterized in that, between described upper steel plate and middle steel plate, also has a sphere steel plate, the upper surface of this sphere steel plate is a plane, and its soffit is dome shape, the also corresponding dome shape that is of the upper surface of described middle steel plate; Between the soffit of the upper surface of described middle steel plate and sphere steel plate, respectively serve as a contrast a polyfluortetraethylene plate between the soffit of the upper surface of described sphere steel plate and upper steel plate.
2, a kind of multidirectional movable pot rubber bearing as claimed in claim 1, it is characterized in that, outer end at described upper steel plate is fixed with pull bar downwards, the middle guide pad of slotting in the middle of described pull bar passes also is locked together, be fixed with guide peg on the guide pad in the middle of described, this guide peg is passed down through the groove that is opened in basin outer end, the end and is locked on the end basin, described in the middle of groove on guide pad and the end basin vertical mutually along its length.
3, a kind of multidirectional movable pot rubber bearing as claimed in claim 2, it is characterized in that, be fixed with four pull bars in the outer end of described upper steel plate downwards on four jiaos, described four pull bars respectively have a groove on the guide pads in the middle of two of two grooves in the middle of passing respectively, described in the middle of guide pad and pull bar lock together; Described in the middle of each guide pad two ends each fix a guide peg, described four guide pegs are locked on the end basin after passing four grooves that are opened on four jiaos of the basin outer ends, the end downwards respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99226598 CN2380605Y (en) | 1999-05-10 | 1999-05-10 | Multidirectional moving plate type rubber supporting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99226598 CN2380605Y (en) | 1999-05-10 | 1999-05-10 | Multidirectional moving plate type rubber supporting seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2380605Y true CN2380605Y (en) | 2000-05-31 |
Family
ID=34016267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99226598 Expired - Fee Related CN2380605Y (en) | 1999-05-10 | 1999-05-10 | Multidirectional moving plate type rubber supporting seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2380605Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775778B (en) * | 2010-01-28 | 2011-05-11 | 成都市新筑路桥机械股份有限公司 | Vibration-insulation damping supporting seat used for bridges |
| CN101530739B (en) * | 2008-03-14 | 2011-12-28 | 同方环境股份有限公司 | Self-adjustable supporting seat for denitrifying reactor |
| CN102021881B (en) * | 2009-09-23 | 2012-07-04 | 上海市城市建设设计研究院 | Double-guide rail anti-seismic damping bidirectional ball steel support |
| CN102995667A (en) * | 2012-12-27 | 2013-03-27 | 长安大学 | Slippage shock insulation pile foundation top bending moment releaser |
| CN103590326A (en) * | 2012-08-18 | 2014-02-19 | 成都措普科技有限公司 | Shock-resistant corrosion-proof bridge bearing |
| CN111827102A (en) * | 2020-07-30 | 2020-10-27 | 大连理工大学 | Bridge restraint device and method capable of rotating in plane |
-
1999
- 1999-05-10 CN CN 99226598 patent/CN2380605Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101530739B (en) * | 2008-03-14 | 2011-12-28 | 同方环境股份有限公司 | Self-adjustable supporting seat for denitrifying reactor |
| CN102021881B (en) * | 2009-09-23 | 2012-07-04 | 上海市城市建设设计研究院 | Double-guide rail anti-seismic damping bidirectional ball steel support |
| CN101775778B (en) * | 2010-01-28 | 2011-05-11 | 成都市新筑路桥机械股份有限公司 | Vibration-insulation damping supporting seat used for bridges |
| CN103590326A (en) * | 2012-08-18 | 2014-02-19 | 成都措普科技有限公司 | Shock-resistant corrosion-proof bridge bearing |
| CN102995667A (en) * | 2012-12-27 | 2013-03-27 | 长安大学 | Slippage shock insulation pile foundation top bending moment releaser |
| CN102995667B (en) * | 2012-12-27 | 2015-04-15 | 长安大学 | Slippage shock insulation pile foundation top bending moment releaser |
| CN111827102A (en) * | 2020-07-30 | 2020-10-27 | 大连理工大学 | Bridge restraint device and method capable of rotating in plane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |