CN204023397U - A kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set - Google Patents
A kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set Download PDFInfo
- Publication number
- CN204023397U CN204023397U CN201420365150.8U CN201420365150U CN204023397U CN 204023397 U CN204023397 U CN 204023397U CN 201420365150 U CN201420365150 U CN 201420365150U CN 204023397 U CN204023397 U CN 204023397U
- Authority
- CN
- China
- Prior art keywords
- spherical crown
- liner plate
- crown liner
- spherical
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 title claims abstract description 17
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 16
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 16
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 8
- 239000004809 Teflon Substances 0.000 claims abstract description 5
- 229920006362 Teflon® Polymers 0.000 claims abstract description 5
- 230000007797 corrosion Effects 0.000 claims abstract description 5
- 238000005260 corrosion Methods 0.000 claims abstract description 5
- 230000002547 anomalous effect Effects 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to and a kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set.Comprise upper base plate, spherical crown liner plate seat and lower seat board; Between upper base plate and spherical crown liner plate seat, be provided with corrosion resistant plate, modified Teflon plate; The upper cylinder table top of lower seat board is provided with polytetrafluoroethylene (PTFE) spherical plate and spherical crown liner plate; Be respectively equipped with the positive stop extending downward vertically in the both sides of the horizontal anomalous movement direction of upper base plate; The fixed-direction both sides of upper base plate are respectively equipped with reclinate gathering sill, and the gathering sill of both sides fastens with the both sides of the edge of the rectangular flat of spherical crown liner plate seat respectively; Spherical crown liner plate seat rotates and coordinates again after inserting with the dislocation of three lower seat board limited blocks on lower seat board by being laid with three spherical crown liner plate seat limited blocks on inner cylinder face, spherical crown liner plate seat and lower seat board is realized axially and fastened.The utility model can provide activity direction and vertical limit function under the extreme operating condition of earthquake, prevents bridge superstructure landing.
Description
Technical field
The utility model belongs to bridge pad technical field, is specifically related to a kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set.
Background technology
Existing spherical bearing is realized the rotation process of bearing by the slip of sphere polyfluortetraethylene plate, rotating torque is little, respectively consistent to rotating property, is applicable to wide bridge, curved bridge etc.; Bearing without rubber pressure-bearing, there is not the impact of ageing of rubber on bearing rotating property, be specially adapted to low temp area.Spherical bearing divides three kinds of fixed spherical bearing, one-way movable spherical bearing and multidirectional spherical bearings; One-way spherical support adds guide pad at bearing top board, and the both sides of guide pad and lower seat board form sliding pair, and guiding bearing is a direction activity; Multidirectional spherical bearing is without any guiding mechanism, and upper base plate can be freely movable.
Existing one-way movable support and multidirectional freely movable bearing without any restriction, may exceed susceptor design displacement and the beam phenomenon that falls at geological process underbeam displacement body on activity direction.According to the requirement of bridge earthquake resistance measure, adopt bridge longitudinally fall beam and the laterally measure of larger displacement of preventing, conventional way arranges that block, bolt connect and steel clamp sheet connection etc. at present, needs design separately and construction, expends more fund.
Utility model content
For overcoming the defect that the activity direction of prior art Bridge spherical bearing existence can not be spacing, the utility model arranges the spacing Anti-seismic spherical bearing of block based on the improvement of spherical bearing being provided to a kind of at activity direction.
Concrete technical scheme of the present utility model is as follows:
A kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set and comprises upper base plate 1, spherical crown liner plate seat 4 and lower seat board 8; Spherical crown liner plate seat 4 tops are rectangular flat shape, and bottom is lower cylinder cylindraceous; The top of lower seat board 8 is cylinder table, the gripper shoe that bottom is rectangle; Between upper base plate 1 and spherical crown liner plate seat 4, be provided with corrosion resistant plate 2, modified Teflon plate 3; The upper cylinder table top of lower seat board 8 is provided with polytetrafluoroethylene (PTFE) spherical plate 6 and spherical crown liner plate 5, and the lower cylinder of spherical crown liner plate seat 4 is fastened on the cylinder table of lower seat board 8, makes polytetrafluoroethylene (PTFE) spherical plate 6 and spherical crown liner plate 5 be positioned at the lower cylinder of spherical crown liner plate seat 4; The end face of spherical crown liner plate 5 is plane, and contacts with the bottom surface of spherical crown liner plate seat 4; Be respectively equipped with the positive stop 11 extending downward vertically in the both sides of the horizontal anomalous movement direction of upper base plate 1; The fixed-direction both sides of upper base plate 1 are respectively equipped with reclinate gathering sill 12, and the gathering sill 12 of both sides fastens with the both sides of the edge of the rectangular flat of spherical crown liner plate seat 4 respectively;
On the inner cylinder face of spherical crown liner plate seat 4 bottoms, be laid with three spherical crown liner plate seat limited blocks 14, on the circumference of the upper end-face edge of lower seat board 8 middle part cylinder tables, be laid with three lower seat board limited blocks 13, three spherical crown liner plate seat limited blocks 14 rotate and coordinate again after inserting with the dislocation of described three lower seat board limited blocks 13, spherical crown liner plate seat 4 and lower seat board 8 are realized axially and fastened.
Described positive stop 11 is inverted trapezoidal.
Between the lower surface of described spherical crown liner plate seat 4 and the gripper shoe of lower seat board 8, be provided with rubber seal 7.
Useful technique effect of the present utility model embodies in the following areas:
(1) the utility model has increased position-limit mechanism at the edge of the activity direction of upper base plate, and activity direction and vertical limit function can be provided under the extreme operating condition of earthquake, prevents bridge superstructure landing;
(2) the utility model is integrated into the independent limiting structure for bridge of routine in bearing, simplifies bridge construction, reduces the construction period, for limiting structure for bridge provides a kind of new selection.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is assembling schematic diagram of the present utility model.
Fig. 3 is spherical crown liner plate seat 4 upward views.
Sequence number in upper figure: upper base plate 1, corrosion resistant plate 2, modified Teflon plate 3, spherical crown liner plate seat 4, spherical crown liner plate 5, polytetrafluoroethylene (PTFE) spherical plate 6, rubber seal 7, lower seat board 8, setscrew nut 9, anchor bolt 9, anchoring sleeve 10, positive stop 11, upper base plate gathering sill 12, lower seat board limited block 13, spherical crown liner plate seat limited block 14.
Detailed description of the invention
Below in conjunction with accompanying drawing, by embodiment, the utility model is further described.
Referring to Fig. 1 and Fig. 2, a kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set and comprises upper base plate 1, spherical crown liner plate seat 4 and lower seat board 8; Spherical crown liner plate seat 4 tops are rectangular flat shape, and bottom is lower cylinder cylindraceous; The top of lower seat board 8 is cylinder table, the gripper shoe that bottom is rectangle; Between upper base plate 1 and spherical crown liner plate seat 4, be provided with corrosion resistant plate 2, modified Teflon plate 3; The upper cylinder table top of lower seat board 8 is provided with polytetrafluoroethylene (PTFE) spherical plate 6 and spherical crown liner plate 5, and the lower cylinder of spherical crown liner plate seat 4 is fastened on the cylinder table of lower seat board 8, makes polytetrafluoroethylene (PTFE) spherical plate 6 and spherical crown liner plate 5 be positioned at the lower cylinder of spherical crown liner plate seat 4; The end face of spherical crown liner plate 5 is plane, and contacts with the bottom surface of spherical crown liner plate seat 4; Connecting respectively the positive stop 11 extending downward vertically in the both sides of the horizontal anomalous movement direction of upper base plate 1, positive stop 11 is inverted trapezoidal.The fixed-direction both sides of upper base plate 1 are connecting respectively reclinate gathering sill 12, and the gathering sill 12 of both sides fastens with the both sides of the edge of the rectangular flat of spherical crown liner plate seat 4 respectively.
Referring to Fig. 3, uniformly on the inner cylinder face of spherical crown liner plate seat 4 bottoms connecting three spherical crown liner plate seat limited blocks 14, uniformly on the circumference of the upper end-face edge of lower seat board 8 middle part cylinder tables connecting three lower seat board limited blocks 13, three spherical crown liner plate seat limited blocks 14 rotate and coordinate again after inserting with the dislocation of described three lower seat board limited blocks 13, spherical crown liner plate seat 4 and lower seat board 8 are realized axially and fastened.Between the lower surface of spherical crown liner plate seat 4 and the gripper shoe of lower seat board 8, rubber seal 7 is installed.
Claims (3)
1. at activity direction, the spacing Anti-seismic spherical bearing of block is set, comprises upper base plate (1), spherical crown liner plate seat (4) and lower seat board (8); Spherical crown liner plate seat (4) top is rectangular flat shape, and bottom is lower cylinder cylindraceous; The top of lower seat board (8) is cylinder table, the gripper shoe that bottom is rectangle; Between upper base plate (1) and spherical crown liner plate seat (4), be provided with corrosion resistant plate (2), modified Teflon plate (3); The upper cylinder table top of lower seat board (8) is provided with polytetrafluoroethylene (PTFE) spherical plate (6) and spherical crown liner plate (5), the lower cylinder of spherical crown liner plate seat (4) is fastened on the cylinder table of lower seat board (8), makes polytetrafluoroethylene (PTFE) spherical plate (6) and spherical crown liner plate (5) be positioned at the lower cylinder of spherical crown liner plate seat (4); The end face of spherical crown liner plate (5) is plane, and contacts with the bottom surface of spherical crown liner plate seat (4); It is characterized in that: be respectively equipped with the positive stop (11) extending downward vertically in the both sides of the horizontal anomalous movement direction of upper base plate (1); The fixed-direction both sides of upper base plate (1) are respectively equipped with reclinate gathering sill (12), and the gathering sill of both sides (12) fastens with the both sides of the edge of the rectangular flat of spherical crown liner plate seat (4) respectively; On the inner cylinder face of spherical crown liner plate seat (4) bottom, be laid with three spherical crown liner plate seat limited blocks (14), on the circumference of the upper end-face edge of lower seat board (8) middle part cylinder table, be laid with three lower seat board limited blocks (13), three spherical crown liner plate seat limited blocks (14) rotate and coordinate again after inserting with the dislocation of described three lower seat board limited blocks (13), spherical crown liner plate seat (4) and lower seat board (8) are realized axially and fastened.
2. according to claim 1ly a kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set, it is characterized in that: described positive stop (11) is inverted trapezoidal.
3. according to claim 1ly a kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set, it is characterized in that: between the lower surface of described spherical crown liner plate seat (4) and the gripper shoe of lower seat board (8), be provided with rubber seal (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365150.8U CN204023397U (en) | 2014-07-03 | 2014-07-03 | A kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365150.8U CN204023397U (en) | 2014-07-03 | 2014-07-03 | A kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204023397U true CN204023397U (en) | 2014-12-17 |
Family
ID=52063285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420365150.8U Expired - Fee Related CN204023397U (en) | 2014-07-03 | 2014-07-03 | A kind ofly at activity direction, the spacing Anti-seismic spherical bearing of block is set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204023397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672125A (en) * | 2016-03-24 | 2016-06-15 | 济南大学 | Anti-seismic fixed spherical support |
| CN107059607A (en) * | 2017-06-20 | 2017-08-18 | 浙江秦山橡胶工程股份有限公司 | A kind of spherical bearing of anti-pulling |
-
2014
- 2014-07-03 CN CN201420365150.8U patent/CN204023397U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672125A (en) * | 2016-03-24 | 2016-06-15 | 济南大学 | Anti-seismic fixed spherical support |
| CN107059607A (en) * | 2017-06-20 | 2017-08-18 | 浙江秦山橡胶工程股份有限公司 | A kind of spherical bearing of anti-pulling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20210703 |