CN205711714U - Bridge vibration absorption and isolation support and cable-stayed bridge, suspension bridge supporting construction - Google Patents
Bridge vibration absorption and isolation support and cable-stayed bridge, suspension bridge supporting construction Download PDFInfo
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- CN205711714U CN205711714U CN201620519326.XU CN201620519326U CN205711714U CN 205711714 U CN205711714 U CN 205711714U CN 201620519326 U CN201620519326 U CN 201620519326U CN 205711714 U CN205711714 U CN 205711714U
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- plate
- bridge
- vibration absorption
- isolation support
- sleeve
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Abstract
The utility model discloses a kind of bridge vibration absorption and isolation support and cable-stayed bridge, suspension bridge supporting construction.Wherein bridge pad, including left and right two parts, left part is divided into the disk spring assembly of horizontally set, right part is divided into the one-way movable support of horizontally set, connect between left and right two parts and use connector to link into an integrated entity structure, it is also possible between the first plate and the second plate, being circumferentially evenly arranged with some c-type mild steel dampers.And disclose the application in cable-stayed bridge and suspension bridge.After using the vibration absorption and isolation support that this utility model provides, effectively extending structure oscillation crosswise cycle, disk spring deformation also can consume part seismic energy, therefore, bridge tower transverse seismic response can be significantly reduced, amplitude reaches 20% 30%, and design difficulty and construction cost have all obtained effective reduction.
Description
Technical field
This utility model relates to a kind of bridge pad, particularly relate to a kind of bridge vibration absorption and isolation support and the cable-stayed bridge of application,
Suspension bridge.
Background technology
At present for cable-stayed bridge, Suspension bridge structure, owing to girder is laterally restrained condition at bridge tower, and in geological process
The lateral seismic force of lower girder can be passed directly on bridge tower by crossbeam, so the direction across bridge Aseismic Design of bridge tower is generally only capable of adopting
Carry out by traditional Seismic Design Method, in order to enable bridge tower to keep elastic stage in geological process, only by strengthening
Sectional dimension and quantity of reinforcement realize.
Traditional Seismic Design Method needs to rely on the intensity of structure self, ductility and energy dissipation capacity to make to resist earthquake
With.And for cable-stayed bridge, Suspension bridge structure, if relying on bridge tower generation ductile fracture to consume energy in geological process resist earthquake work
With the most infeasible, bridge tower needs to keep elastic stage.And direction across bridge does not has other dissipative members, therefore bridge tower can only be relied on
The intensity of self resists geological process, simultaneously results in basis scale and significantly increases, and design, difficulty of construction strengthen, material
Waste and the increase of construction cost.
Utility model content
In order to solve the deficiencies in the prior art, this utility model provides a kind of bridge pad, is used for solving existing bearing
The problem of poor seismic behavior in the horizontal.
This utility model solves the technical scheme that its technical problem used:
Bridge pad, including left and right two parts, it is characterised in that left part is divided into the disk spring assembly of horizontally set, right
Part is the one-way movable support of horizontally set, connects and use connector to link into an integrated entity structure between left and right two parts.
Further, described disk spring assembly includes the first plate, the second plate, spring leaf and lead, wherein, the first plate
It is the steel plate being oppositely arranged with the second plate, the first sleeve that oriented second plate extends is set on the first panel, on the second plate
The second sleeve that oriented first plate extends is set, and overlaps each other between the first sleeve and the second sleeve and use shear pin to carry out
Connect, stack multi-disc spring leaf between the first plate and the second plate and in the space that surrounds of the first sleeve and the second sleeve, lead
It is structure as a whole or Split type structure to post and the second plate, reserves activity space between lead and the first plate, and rubber is set
Pad.
Some c-type mild steel dampers circumferentially it are evenly arranged with between the first plate and the second plate.
Further, the outside at the first plate arranges locking member.
Further, described one-way movable support includes the 3rd plate, the 4th plate and movable balls plate, wherein the 3rd plate and the 4th
Plate is oppositely arranged and arranges on the 3rd plate the oriented 4th the 3rd sleeve extended, and installs between the 4th plate and the 3rd sleeve
One ring-type seal washer, places a movable balls plate, wherein in the space between the 3rd plate, the 4th plate, the 3rd sleeve
One surface of movable balls plate coordinates between the 3rd plate, and cooperation face is plane, and arranges rubber blanket at cooperation, described
Another surface of movable balls plate coordinates between the 4th plate, and cooperation face is arcwall face, and arranges rubber blanket at cooperation.
Further, the outside at the 4th plate arranges locking member.
Further, mounting bridge beam support between beam body side and pinner side at bridge tower.
The beneficial effects of the utility model are:
Existing cable-stayed bridge, Suspension bridge structure Horizontal Seismic design usually Traditional method of seismic design, is only capable of relying on bridge tower self
Intensity opposing geological process, and bigger sectional dimension also can strengthen structure lateral stiffness, increases the input of seismic energy, increases
Design difficulty and construction cost.After using the vibration absorption and isolation support that this utility model provides, can effective extending structure transverse-vibration
Dynamic cycle, disk spring deformation also can consume part seismic energy, and therefore, bridge tower transverse seismic response can be significantly reduced,
Amplitude reaches 20% 30%, and design difficulty and construction cost have all obtained effective reduction.
Accompanying drawing explanation
Fig. 1 is the full sectional view of this bearing.
Fig. 2 is this bearing application schematic diagram in bridge.
Fig. 3 is another design drawing of this bearing.
Fig. 4 is another design drawing of this bearing.
Fig. 5 is the sectional view of embodiment two.
In figure: 1 bearing, 11 disk spring assemblies, 111 first plates, 112 second plates, 113 spring leafs, 114 leads, 115
First sleeve, 116 second sleeves, 117 shear pins, 118,118 ' locking members, 12 one-way movable ball shaped steel bearing assemblies, 121
Three plates, 122 the 4th plates, 123 movable balls plates, 124 the 3rd sleeves, 125 seal washers, 126 planes, 127 arcwall faces, 13 steel rivetings
Nail, 2 beam body, 3 pinners, 4 c-type mild steel dampers, 41 is hinged, 5 one-way movable basin type rubbers, 6 disc type rubber supports.
Detailed description of the invention
As shown in Figure 1 to Figure 2,
For existing defect, this utility model is a kind of bridge vibration absorption and isolation support, is mainly used in cable-stayed bridge, suspension bridge knot
Structure, this bearing 1 is installed at bridge tower between beam body 2 side and pinner 3 side, it is therefore an objective to realize structure laterally subtracts shock insulation (water
Square to).In Traditional method of seismic design, beam body laterally consolidates with bridge tower at bridge tower, and structure is shorter for horizontal natural vibration period；And use
After bearing of the present utility model, in seismic process, between the first sleeve and the second sleeve, shear pin is cut off, the dish of bearing front end
Shape spring or/and c-type mild steel damper plays a role, on the one hand can effective extending structure horizontal natural vibration period, avoid earthquake
Predominant period, reducing the input of seismic energy, on the other hand disk spring is or/and c-type mild steel damper deforms can have
Effect consumes part seismic energy, thus is substantially reduced the transverse seismic response of bridge tower.It is computed, under non-near-field earthquake, with
Traditional method of seismic design is compared, and after using bearing of the present utility model, bridge tower transverse seismic response about can reduce 20%
30%, pylon foundation scale and construction cost also can significantly reduce accordingly.When normally using, cut between the first sleeve and the second sleeve
Power pin remains stationary as, it is ensured that the direction across bridge constraint of beam body and suitable bridge are to the static design requirement slided.Therefore use this practicality new
After the bearing of type, not only it is significantly reduced seismic structural response, fully meets the requirement that structure normally uses simultaneously.
Based on the description above, bearing 1 of the present utility model includes left and right two large divisions, and wherein left part is divided into a dishful of shape
Spring assembly 11, right part is divided into an one-way movable ball shaped steel bearing assembly 12, in series between left and right two parts, and uses
Steel pin, steel rivet 13 are fixed, and during use, bearing is for being transversely mounted.
Embodiment one, concrete structure is as follows: disk spring assembly 11 includes first plate the 111, second plate 112, spring leaf
113 and lead 114, wherein, the first plate 111 and the second plate are the steel plate being oppositely arranged, and arrange oriented on the first plate 111
The first sleeve 115 that second plate extends, arranges the second sleeve 116 that oriented first plate extends, and first set on the second plate 112
Overlap each other and use shear pin 117 to be attached between cylinder and the second sleeve, between the first plate and the second plate and first
Stack multi-disc spring leaf 113 in the space that sleeve and the second sleeve surround, wherein place one in the center of spring leaf and lead
Xiang Zhu, for slowing down impact, is the first plate and the second plate surface configuration groove and rubber blanket that lead 114 end coordinates.
Locking member 118 is set in the outside of the first plate 111, connects for fixing with beam body.
One-way movable ball shaped steel bearing assembly 12 includes the 3rd plate the 121, the 4th plate 122 and movable balls plate 123, wherein the 3rd
Plate 121 and the 4th plate are oppositely arranged and arrange on the 3rd plate the oriented 4th the 3rd sleeve 124 extended, and at the 4th plate and the
One ring-type seal washer 125 is installed between three sleeves.Place in space between the 3rd plate, the 4th plate, the 3rd sleeve
One movable balls plate 123, wherein a surface of movable balls plate coordinates between the 3rd plate, and cooperation face is plane 126, and
Arranging rubber blanket at cooperation, another surface of movable balls plate coordinates between the 4th plate, and cooperation face is arcwall face
127, and rubber blanket is set at cooperation.
Use steel pin, steel rivet 13 to be fixed between above-mentioned the 3rd plate and the second plate, be connected, and set between two parties
Put.
Locking member 118 ' is set in the outside of the 4th plate 122, connects for fixing with beam body.
Bearing of the present utility model is that disk spring is in series with one-way movable ball shaped steel bearing, disk spring and other
Type one-way movable support series connection (such as one-way movable basin type rubber 5, Fig. 3, disc type rubber support 6, Fig. 4) is this reality
Use novel same principle, should be protected.
Embodiment two, with reference to Fig. 5,
Arranging c-type mild steel damper 4 between the first plate and the second plate, wherein, c-type mild steel damper is arranged in uniformly
Region between first plate and the second plate.As a kind of optimal form, above-mentioned c-type mild steel damper 4 is a c-type mild steel steel
Plate, two ends are provided with hinged end, carry out hinged with the first above-mentioned plate and the second plate, and arrange pretension by the way of hinged 41
Power, forms resilient support.Further, above-mentioned c-type mild steel steel plate can be formed with multi-disc superposition, has bigger support force
Degree.
In the present embodiment, with embodiment one second at difference be, lead 114 end and the second plate are carried out forever
The fixing connection of property, such as, be welded to connect for a long time, forms integrative-structure, can be along with the second plate linkage.Lead is avoided to be in floating
Dynamic state.
Embodiment described above is only to be described preferred implementation of the present utility model, not to this practicality
Novel scope is defined, and on the premise of without departing from this utility model design spirit, relevant technical staff in the field is to this
The various deformation of utility model and improvement, all should expand in protection domain as determined by this utility model claims.
Claims (8)
1. bridge vibration absorption and isolation support, including left and right two parts, it is characterised in that left part is divided into the disk spring group of horizontally set
Part (11), right part is divided into the one-way movable support of horizontally set, connects and use connector to connect into one between left and right two parts
Body structure.
Bridge vibration absorption and isolation support the most according to claim 1, it is characterised in that described disk spring assembly (11) includes
One plate (111), the second plate (112), spring leaf (113) and lead (114), wherein, the first plate (111) is relative with the second plate
The steel plate arranged, arranges the first sleeve (115) that oriented second plate extends, on the first plate (111) on the second plate (112)
The second sleeve (116) that oriented first plate extends is set, and overlaps each other between the first sleeve and the second sleeve and use shearing
Pin (117) is attached, between the first plate and the second plate and stack many in the space that surrounds of the first sleeve and the second sleeve
Flat spring sheet (113), is wherein lead in the center of spring leaf.
Bridge vibration absorption and isolation support the most according to claim 1, it is characterised in that between the first plate (111) and the second plate
Circumferentially it is evenly arranged with some c-type mild steel dampers.
Bridge vibration absorption and isolation support the most according to claim 1, it is characterised in that described one-way movable support includes the 3rd plate
(121), the 4th plate (122) and movable balls plate (123), wherein the 3rd plate (121) and the 4th plate are oppositely arranged and on the 3rd plate
Oriented 4th the 3rd sleeve (124) extended is set, and a ring-type sealing gasket is installed between the 4th plate and the 3rd sleeve
Circle (125), places a movable balls plate (123), wherein movable balls in the space between the 3rd plate, the 4th plate, the 3rd sleeve
One surface of plate coordinates between the 3rd plate, and cooperation face is plane (126), and arranges rubber blanket at cooperation, described
Another surface of movable balls plate coordinates between the 4th plate, and cooperation face is arcwall face (127), and arranges rubber at cooperation
Rubber cushion.
Bridge vibration absorption and isolation support the most according to claim 2, it is characterised in that described lead two ends and the first plate and the
Two plates are oppositely arranged, and do not contact, be the first plate that lead (114) end coordinates and the second plate surface configuration groove and
Rubber blanket.
Bridge vibration absorption and isolation support the most according to claim 2, it is characterised in that described lead 114 one end and the second plate
Carry out permanent fixing connection, the other end and the first plate noncontact to connect.
7. a cable-stayed bridge supporting construction, it is characterised in that install between beam body (2) side and pinner (3) side at bridge tower
Laterally vibration absorption and isolation support, described horizontal shock-absorbing bearing is the bridge vibration absorption and isolation support in claim 1 to 6 described in any one.
8. a suspension bridge supporting construction, it is characterised in that install between beam body (2) side and pinner (3) side at bridge tower
Laterally vibration absorption and isolation support, described horizontal shock-absorbing bearing is the bridge vibration absorption and isolation support in claim 1 to 6 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620519326.XU CN205711714U (en) | 2016-05-31 | 2016-05-31 | Bridge vibration absorption and isolation support and cable-stayed bridge, suspension bridge supporting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620519326.XU CN205711714U (en) | 2016-05-31 | 2016-05-31 | Bridge vibration absorption and isolation support and cable-stayed bridge, suspension bridge supporting construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205711714U true CN205711714U (en) | 2016-11-23 |
Family
ID=57300553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620519326.XU Expired - Fee Related CN205711714U (en) | 2016-05-31 | 2016-05-31 | Bridge vibration absorption and isolation support and cable-stayed bridge, suspension bridge supporting construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205711714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887668A (en) * | 2016-05-31 | 2016-08-24 | 山东省交通规划设计院 | Bridge shock reduction and isolation supporting base and cable-stayed bridge and suspension bridge supporting structure |
| CN107675614A (en) * | 2017-11-16 | 2018-02-09 | 北京工业大学 | Lantern bone formula ball shaped steel bearing |
-
2016
- 2016-05-31 CN CN201620519326.XU patent/CN205711714U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887668A (en) * | 2016-05-31 | 2016-08-24 | 山东省交通规划设计院 | Bridge shock reduction and isolation supporting base and cable-stayed bridge and suspension bridge supporting structure |
| CN105887668B (en) * | 2016-05-31 | 2018-08-17 | 山东省交通规划设计院 | Bridge vibration absorption and isolation support and cable-stayed bridge, suspension bridge support construction |
| CN107675614A (en) * | 2017-11-16 | 2018-02-09 | 北京工业大学 | Lantern bone formula ball shaped steel bearing |
| CN107675614B (en) * | 2017-11-16 | 2023-06-20 | 北京工业大学 | Lantern bone type spherical steel support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 250031 Shandong Province Flyover District of Ji'nan city Shanxi Road No. 576. Patentee after: Shandong transportation planning and Design Institute Co.,Ltd. Address before: 250031 Shandong Province Flyover District of Ji'nan city Shanxi Road No. 576. Patentee before: SHANDONG PROVINCIAL COMMUNICATIONS PLANNING AND DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee after: Shandong transportation planning and Design Institute Group Co.,Ltd. Address before: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee before: Shandong transportation planning and Design Institute Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20210531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |