CN203530838U - Isolation bearing with double spherical surfaces in same spherical direction - Google Patents
Isolation bearing with double spherical surfaces in same spherical direction Download PDFInfo
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- CN203530838U CN203530838U CN201320663650.5U CN201320663650U CN203530838U CN 203530838 U CN203530838 U CN 203530838U CN 201320663650 U CN201320663650 U CN 201320663650U CN 203530838 U CN203530838 U CN 203530838U
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- hole
- bracket plate
- upper bracket
- pendulum
- lower swing
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- 238000002955 isolation Methods 0.000 title claims abstract description 21
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of bridge bearings, and discloses an isolation bearing with double spherical surfaces in the same spherical direction. The isolation bearing is mainly and technically characterized by comprising an upper bearing plate, an upper swing portion, a middle swing portion and a lower swing base, an upper hole is formed in the upper bearing plate, a lower hole is formed in the lower swing base, the upper bearing plate and the lower swing base are connected through an energy dissipater, the top of the energy dissipater is arranged in the upper hole, the bottom of the energy dissipater is fixed to the lower hole, the top of the energy dissipater is of a spherical segment shape, the middle of the energy dissipater is of a frustum shape, and the bottom of the energy dissipater is cylindrical. The isolation bearing with the double spherical surfaces in the same spherical direction serves as an ordinary bearing at ordinary times, when an earthquake happens, rotation and horizontal movement of the upper bearing plate relative to the lower swing base are stopped by the energy dissipater, and the effect of dissipating energy of the earthquake is achieved.
Description
Technical field
The utility model belongs to bridge pad technical field, relates in particular to a kind of same ball to Bispherical seismic isolation support.
Background technology
In bridge construction, bearing is the vitals that connects bridge superstructure and substructure, must have enough bearing capacities to guarantee safe and reliable bearing vertical reaction and horizontal reacting force being passed to substructure.Spherical bearing comprises upper bracket plate, upper pendulum, middle pendulum and lower swing seat, when earthquake occurs, and common spherical bearing poor seismic behavior.
Utility model content
The technical problems to be solved in the utility model is just to provide same ball that a kind of anti-seismic performance is high to Bispherical seismic isolation support.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: comprise upper bracket plate, upper pendulum, middle pendulum and lower swing seat, described upper bracket plate has hole, lower swing seat has lower hole, in Shang hole, top, the energy consumer that fixes with lower hole of bottom is connected upper bracket plate with lower swing seat.
Its additional technical feature is: the top of described energy consumer is that billiard table shape, middle part are that frustum, bottom are cylindric;
Described He Shang hole, lower hole is circular;
The end face of described upper pendulum is provided with fore-set, and the bottom surface of upper bracket plate is provided with the bottom outlet matching with fore-set;
Described lower hole is circular, and upper hole is long trough;
The end face of described upper pendulum is provided with guide rail, and the bottom surface of upper bracket plate is provided with the chute matching with guide rail;
Between described upper pendulum and upper bracket plate, be provided with flat frictional pair and side friction secondary.
Same ball provided by the utility model is to Bispherical seismic isolation support, and energy consumer is connected upper bracket plate with lower swing seat.During installation, the top of energy consumer is in the upper hole of upper bracket plate, and the bottom of energy consumer is fixed in the lower hole of lower swing seat.Identical with common bearing to Bispherical seismic isolation support with ball at ordinary times, when earthquake occurs, energy consumer stops that upper bracket plate, with respect to rotation and the translation of lower swing seat, realizes the effect of earthquake energy.And the top of energy consumer is billiard table shape, and the external diameter at billiard table shape top is less than the internal diameter in hole, do not affect at ordinary times upper bracket plate with respect to the rotation of lower swing seat; The middle part of energy consumer is frustum, and steadiness is good; The bottom of energy consumer is cylindric, and the bottom external diameter of energy consumer and lower hole internal diameter match, and the bottom of energy consumer is connected closely with lower hole.When bearing is while being fixed, He Shang hole, lower hole is circular.When bearing is Unidirectional moving type, lower hole is circular, and upper hole is long trough, do not affect like this upper bracket plate at ordinary times with respect to lower swing seat along bridge to translation.And the end face of putting on fixed bearing is provided with fore-set, the bottom surface of upper bracket plate is provided with the bottom outlet matching with fore-set, and when earthquake occurs, fore-set stops that upper bracket plate, with respect to rotation and the translation of upper pendulum, realizes the effect of earthquake energy.The end face of putting on Unidirectional moving type bearing is provided with guide rail, and the bottom surface of upper bracket plate is provided with the chute matching with guide rail, and when earthquake occurs, guide rail stops that upper bracket plate, with respect to rotation and the translation of upper pendulum, realizes the effect of earthquake energy.And it is secondary to be provided with flat frictional pair and side friction between upper pendulum and upper bracket plate, do not affect at ordinary times upper bracket plate with respect to the translation of upper pendulum.
Accompanying drawing explanation
Fig. 1 be the utility model with ball the structural representation to Bispherical seismic isolation support Unidirectional moving type;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is that same ball is to the fixed structural representation of Bispherical seismic isolation support;
Fig. 4 is the top view of Fig. 3.
The specific embodiment
Below in conjunction with accompanying drawing, to same ball provided by the utility model, structure and the principle to Bispherical seismic isolation support is described further.
As shown in Figure 1, same ball provided by the utility model comprises upper bracket plate 1 to Bispherical seismic isolation support Unidirectional moving type, upper pendulum 2, middle pendulum 3, lower swing seat 4, upper bracket plate 1 has hole 5, lower swing seat 4 has lower hole 6, energy consumer 7 is connected upper bracket plate 1 with lower swing seat 4, in energy consumer 7 71Shang holes, top 5, bottom 73 is fixed in lower hole 6, the top 71 of energy consumer 7 is billiard table shape, middle part 72 is frustum, bottom 73 is cylindric, the end face of upper pendulum 2 is provided with guide rail 8, the bottom surface of upper bracket plate 1 is provided with the chute 9 matching with guide rail 8, 1 of upper pendulum 2 and upper bracket plate are provided with flat frictional pair 10 and side friction pair 11.As shown in Figure 2, lower hole 6 is circular, and upper hole 5 is long trough, and guide rail 8 is in chute 9, and the external diameter at energy consumer billiard table shape top 71 is less than the internal diameter of hole 5 widths on long trough, and bottom 73 external diameters of energy consumer and lower hole 6 internal diameters match.As shown in Figure 3, with ball, to Bispherical seismic isolation support Unidirectional moving type, comprise upper bracket plate 1, upper pendulum 2, middle pendulum 3, lower swing seat 4, upper bracket plate 1 has hole 5, lower swing seat 4 has lower hole 6, energy consumer 7 is connected upper bracket plate 1 with lower swing seat 4, in energy consumer 7 71Shang holes, top 5, bottom 73 is in lower hole 6, the top 71 of energy consumer 7 is that billiard table shape, middle part 72 are for frustum, bottom 73 are for cylindric, the end face of upper pendulum 2 is provided with fore-set 12, and the bottom surface of upper bracket plate 1 is provided with the bottom outlet 13 matching with fore-set 12.As shown in Figure 4, upper hole 5, lower hole 6 are circular, and the external diameter at energy consumer billiard table shape top 71 is less than the internal diameter in hole 5, and bottom 73 external diameters of energy consumer and lower hole 6 internal diameters match.
Same ball provided by the utility model is to Bispherical seismic isolation support, and energy consumer 7 is connected upper bracket plate 1 with lower swing seat 4.During installation, the top 71 of energy consumer 7 is in the upper hole 5 of upper bracket plate 1, and the bottom 73 of energy consumer 7 is fixed in the lower hole 6 of lower swing seat 4.Identical with common bearing to Bispherical seismic isolation support with ball at ordinary times, when earthquake occurs, energy consumer 7 stops that upper bracket plate 1, with respect to rotation and the translation of lower swing seat 4, realizes the effect of earthquake energy.And the top 71 of energy consumer 7 is billiard table shape, and the external diameter at billiard table shape top 71 is less than the internal diameter in hole 5, do not affect at ordinary times upper bracket plate 1 with respect to the rotation of lower swing seat 4; The middle part 72 of energy consumer 7 is frustum, and steadiness is good; The bottom 73 of energy consumer 7 is cylindric, and bottom 73 external diameters of energy consumer 7 and lower hole 6 internal diameters match, and the bottom 73 of energy consumer 7 is connected closely with lower hole 6.When bearing is while being fixed, lower hole 6 and upper hole 5 are circular.When bearing is Unidirectional moving type, lower hole 6 is circular, and upper hole 5 is long trough, do not affect like this upper bracket plate 1 at ordinary times with respect to lower swing seat 4 along bridge to translation.And put 2 end face on fixed bearing, be provided with fore-set 12, the bottom surface of upper bracket plate 1 is provided with the bottom outlet 13 matching with fore-set 12, when earthquake occurs, fore-set 12 stops that upper bracket plate 1, with respect to rotation and the translation of upper pendulum 2, realizes the effect of earthquake energy.On Unidirectional moving type bearing, put 2 end face and be provided with guide rail 8, the bottom surface of upper bracket plate 1 is provided with the chute 9 matching with guide rail 8, and when earthquake occurs, guide rail 8 stops that upper bracket plate 1, with respect to rotation and the translation of upper pendulum 2, realizes the effect of earthquake energy.And 1 of upper pendulum 2 and upper bracket plate are provided with flat frictional pair 10 and side friction pair 11, do not affect at ordinary times upper bracket plate 1 with respect to the translation of upper pendulum 2.
Same ball provided by the utility model is not limited only to said structure to Bispherical seismic isolation support, but no matter which kind of form, as long as structure is identical with the utility model, all falls into protection domain of the present utility model.
Claims (4)
- With ball to Bispherical seismic isolation support, comprise upper bracket plate, upper pendulum, middle pendulum and lower swing seat, it is characterized in that: described upper bracket plate has hole, lower swing seat has lower hole, in Shang hole, top, the energy consumer that bottom fixes with lower hole is connected upper bracket plate with lower swing seat, the end face of described upper pendulum is provided with fore-set, the bottom surface of upper bracket plate is provided with the bottom outlet matching with fore-set, the end face of described upper pendulum is provided with guide rail, the bottom surface of upper bracket plate is provided with the chute matching with guide rail, between described upper pendulum and upper bracket plate, be provided with flat frictional pair and side friction secondary.
- 2. same ball according to claim 1, to Bispherical seismic isolation support, is characterized in that: the top of described energy consumer is that billiard table shape, middle part are that frustum, bottom are cylindric.
- 3. same ball according to claim 1, to Bispherical seismic isolation support, is characterized in that: described He Shang hole, lower hole is for circular.
- 4. same ball according to claim 1, to Bispherical seismic isolation support, is characterized in that: described lower hole is for circular, and upper hole is long trough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320663650.5U CN203530838U (en) | 2013-10-28 | 2013-10-28 | Isolation bearing with double spherical surfaces in same spherical direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320663650.5U CN203530838U (en) | 2013-10-28 | 2013-10-28 | Isolation bearing with double spherical surfaces in same spherical direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203530838U true CN203530838U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320663650.5U Expired - Lifetime CN203530838U (en) | 2013-10-28 | 2013-10-28 | Isolation bearing with double spherical surfaces in same spherical direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203530838U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746424A (en) * | 2015-04-02 | 2015-07-01 | 衡水中铁建工程橡胶有限责任公司 | Spherical steel damping support |
| CN105178173A (en) * | 2015-07-02 | 2015-12-23 | 河北航科工程检测设备技术有限公司 | Movable support with seismic isolation and reduction functions |
| CN107165041A (en) * | 2017-06-02 | 2017-09-15 | 北京交达铁工科技有限公司 | One kind subtracts shock insulation bridle iron |
-
2013
- 2013-10-28 CN CN201320663650.5U patent/CN203530838U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746424A (en) * | 2015-04-02 | 2015-07-01 | 衡水中铁建工程橡胶有限责任公司 | Spherical steel damping support |
| CN105178173A (en) * | 2015-07-02 | 2015-12-23 | 河北航科工程检测设备技术有限公司 | Movable support with seismic isolation and reduction functions |
| CN107165041A (en) * | 2017-06-02 | 2017-09-15 | 北京交达铁工科技有限公司 | One kind subtracts shock insulation bridle iron |
| CN107165041B (en) * | 2017-06-02 | 2023-04-25 | 中铁第一勘察设计院集团有限公司 | Shock-absorbing and isolating steel support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710043 Shaanxi Province, Xi'an Yanta District Xiying Road No. 2 Patentee after: CHINA RAILWAY FIRST SURVEY AND DESIGN INSTITUTE GROUP Co.,Ltd. Patentee after: HEBEI BAOLI ENGINEERING EQUIPMENT GROUP Co.,Ltd. Patentee after: HENGSHUI TONGTU ENGINEERING PRODUCT CO.,LTD. Address before: 710043 Shaanxi Province, Xi'an Yanta District Xiying Road No. 2 Patentee before: CHINA RAILWAY FIRST SURVEY AND DESIGN INSTITUTE GROUP Co.,Ltd. Patentee before: HENGSHUI BAOLI ENGINEERING RUBBER Co.,Ltd. Patentee before: HENGSHUI TONGTU ENGINEERING PRODUCT CO.,LTD. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |
|
| CX01 | Expiry of patent term |