CN205804156U - A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge - Google Patents
A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge Download PDFInfo
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- CN205804156U CN205804156U CN201620737169.XU CN201620737169U CN205804156U CN 205804156 U CN205804156 U CN 205804156U CN 201620737169 U CN201620737169 U CN 201620737169U CN 205804156 U CN205804156 U CN 205804156U
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Abstract
A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge, for solving the problem that anti seismic efficiency is the best.It is made up of the vertical damping set gradually from top to bottom, unidirectional slide mechanism and horizontal shock-absorbing mechanism, vertical damping includes the first flat board, the second flat board and the four groups of disk spring assemblies being arranged between two flat boards, surrounding at first, second flat board arranges the first c-type mild steel I, is provided with pre-locking sleeve and the first shear pin between the first flat board and the second flat board；Unidirectional slide mechanism includes the first sliding panel and the second sliding panel, and horizontal shock-absorbing mechanism includes base plate and the second c-type mild steel II.This bearing is transformed based on one-way movable ball shaped steel bearing, add shear pin and horizontal c-type mild steel damping member connected disk spring component and vertical c-type mild steel damper, it is achieved cable-stayed bridge, Suspension bridge structure static design require and direction across bridge, vertical damping power consumption require to be satisfied simultaneously.
Description
Technical field
This utility model relates to technical field of bridge, a kind of be applicable to cable-stayed bridge, suspension bridge double
To vibration absorption and isolation support.
Background technology
Cable-stayed bridge, suspension bridge span ability are strong, beautiful design, obtain the most widely should in Bridges in Our Country construction
With, especially the most common when crossing over the extreme terrains such as great river, great river or valley.Cable-stayed bridge, the structure stress characteristic of suspension bridge
There is similar place: be, by cable-stayed bridge and suspension rod, main push-towing rope, girder load is transferred to bridge tower respectively, therefore cable-stayed bridge, suspension cable
The bridge tower of bridge is the most sturdy, and rigidity is the biggest.It is relatively big, especially that bigger rigidity causes bridge tower to respond under geological process
When bridge span is relatively big or bridge is positioned at Near-source earthquake district, bridge tower anti-seismic performance is often difficult to meet design requirement, and structure sets
Meter difficulty is bigger.
Design usually requires that cable-stayed bridge, suspension bridge girder under normal operating condition along along bridge to slidably, bridge tower
Need to retrain with direction across bridge at bridge pier, common supporting system is as described below: girder is at the bottom of bridge tower is in beam and bridge tower thwart beam
Between arrange along bridge to single-directional sliding support and bidirectional sliding support, additionally arrange between beam side and pinner side along bridge to list
Use as wind-resistant support to sliding support；Girder auxiliary pier and shared Dun Chu then in arrange at the bottom of beam and between pier top along bridge to
Single-directional sliding support and bidirectional sliding support；As earthquake resistant construction, along suitable bridge to installing viscous liquid between girder and bridge tower thwart beam
Body antivibrator.Above-mentioned supporting system can meet the design requirement under normal operating condition of cable-stayed bridge, suspension bridge, also can realize
Along bridge to Aseismatic Design, but not for direction across bridge and the earthquake resistant construction of vertical seismic action.
Near-source earthquake has the feature that intensity is high, vertical seismic element is bigger, therefore Near-source earthquake compared with Far-field earthquake
The lower bridge structure seismic response of effect is bigger, especially for the special bridge type such as cable-stayed bridge, suspension bridge by vertical seismic element
Impact is relatively big, and in structure designs, level to be carried out is to the impact of the most very important vertical seismic action of Aseismic Design.At present
Mode that viscous liquid antivibrator be set generally is used to subtract along bridge to Aseismic Design for cable-stayed bridge, Suspension bridge structure
Shake, and direction across bridge and vertical antidetonation use traditional Seismic Design Method often, rely on the intensity of structure to go to resist earthquake and make
With, design of the most reasonably consuming energy.
When cable-stayed bridge, Suspension bridge structure direction across bridge and vertical seismic action use Traditional method of seismic design method, due to bridge tower for
Maintain the importance of structural system, geological process usually requires that holding elastic stage, bridge tower therefore can only be relied on from stiffness of the body
Degree resists seismic force, lacks the structure that reasonably consumes energy, and can only use increase bridge tower sectional dimension, arrangement of reinforcement, basis scale in design
Means meet requirement, thus cause substantial amounts of waste of material, the increase of construction cost and difficulty of construction to strengthen.Especially closely
Under earthquake effect, vertical seismic element is very big, uses Traditional method of seismic design method to be often difficult to meet design requirement, design difficulty
Spend the biggest.
Utility model content
In order to solve the deficiency of above-mentioned technology, this utility model provide a kind of be applicable to cable-stayed bridge, the two-way of suspension bridge subtracts
Shock isolating pedestal.
This utility model solves the technical scheme that its technical problem used:
A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge, it is characterised in that by setting gradually from top to bottom
Vertical damping, unidirectional slide mechanism and horizontal shock-absorbing mechanism composition, described vertical damping include the first flat board, the
Two flat boards and the four groups of disk spring assemblies being arranged between two flat boards, each of which group disk spring assembly includes that one is led
To post and the dish-shaped sheet of a series of superposition, described lead lower end is welded on the second flat board, upper end and leading on the first flat board
To slot fit, and the surrounding of first, second flat board is provided with some first c-type mild steel I, the first flat board and the second flat board it
Between be provided with pre-locking sleeve, and locked by the first shear pin between pre-locking sleeve；
Described unidirectional slide mechanism includes two the first sliding panels being fitted to each other and the second sliding panel, wherein first slides
Plate is positioned at the downside of the second flat board, and the second flat board both sides are provided with and make the first sliding panel only along the limiting plate slided to direction along bridge,
Described horizontal shock-absorbing mechanism, including base plate and the second c-type mild steel II, wherein base plate is positioned on the downside of the second sliding panel,
Bottom panel side is provided with the limiting plate making the second sliding panel only can slide along direction across bridge direction, and uses the second shearing between
Pin carries out pretension connection, and base plate and the second sliding panel side are provided with the second c-type mild steel II.
Further, the first sliding panel is ball crown type sliding panel.
Further, between the second flat board and the first sliding panel, sliding surface is plane.
Further, between the first sliding panel and the second sliding panel, sliding surface is arc sphere.
Further, second c-type mild steel II one end is articulated with the second sliding panel side, and the other end is articulated with bottom panel side.
The beneficial effects of the utility model are:
At bridge tower by two-way vibration absorption and isolation support of the present utility model and vertical vibration absorption and isolation support with the use of, two-way subtract every
Shake bearing and vertical vibration absorption and isolation support possess suitable bridge to sliding and Bidirectional slide function under normal operating condition respectively, in earthquake
Effect possesses direction across bridge respectively, vertically subtracts shock insulation and vertically subtract shock insulation function, two-way subtract shock insulation using at the bottom of beam and between crossbeam
Bearing and vertical vibration absorption and isolation support carry out vertical support, require and seismic isolation design requirement for meeting structural static design meanwhile,
And at utmost play damping and isolation effect, synchronize to be used between beam body and side pinner entering by two-way vibration absorption and isolation support at bridge tower
Row lateral-supporting.It addition, two-way vibration absorption and isolation support and the cooperation of vertical vibration absorption and isolation support are made at auxiliary pier and shared Dun Chu simultaneously
With, auxiliary pier and shared pier are subtracted shock insulation.
This utility model bearing is mainly used in cable-stayed bridge, Suspension bridge structure, when not setting auxiliary pier in structure, does not affects
The use of this utility model bearing at bridge tower and shared pier.In the area that earthquake intensity is little, can be according to practical situation, only in bridge
This utility model bearing, auxiliary pier and shared Dun Chu is used to coordinate common bearing to use at tower.
Compared with common supporting system, after using bearing of the present utility model, not only cable-stayed bridge, Suspension bridge structure normally make
Require to be satisfied with the static design of state, also achieve the direction across bridge of Structures under Earthquake and vertically subtract shock insulation.Through estimating
Calculating, after using bearing of the present utility model, the seismic response of bridge tower, auxiliary pier and shared pier can reduce by 20% 30%, is protecting
In card structural earthquake on the premise of safety, make bridge tower, auxiliary pier, shared pier and basic engineering more reasonable, saved and be built into
This and reduce design difficulty and difficulty of construction.
This bearing is based on one-way movable ball shaped steel bearing, by less structural change, adds shear pin and water
Flat c-type mild steel damping member connected disk spring component and vertical c-type mild steel damper；And by bridge tower at the bottom of beam and
Beam side uses this New Isolation Bearing, organic cooperation to have an effect simultaneously, it is achieved cable-stayed bridge, Suspension bridge structure static design are wanted
Summation direction across bridge, vertical damping power consumption require to be satisfied simultaneously.Bearing of the present utility model is mainly used in Near-source earthquake district
Cable-stayed bridge, Suspension bridge structure, but during for Far-field earthquake district, feel the need to carry out direction across bridge, vertical designer
During Aseismatic Design, equally applicable.
Accompanying drawing explanation
Fig. 1 is the front view of two-way vibration absorption and isolation support.
Fig. 2 is the side view of two-way vibration absorption and isolation support.
Fig. 3 is the top view of two-way vibration absorption and isolation support.
Fig. 4 is partial enlarged drawing at F in Fig. 1.
Fig. 5 is the front view of vertical vibration absorption and isolation support.
Fig. 6 is the side view of vertical vibration absorption and isolation support.
Fig. 7 is the top view of vertical vibration absorption and isolation support.
Fig. 8 be this utility model bearing with vertical vibration absorption and isolation support with the use of site plan.
Fig. 9 is the structural representation at D--D.
Figure 10 is the structural representation at E E.
Figure 11 is the structural representation at G G.
In figure: 11 vertical dampings, 111 first flat boards, 112 second flat boards, 113 disk spring assemblies, 114 the oneth C
Type mild steel I, 115 first shear pins, 12 unidirectional slide mechanisms, 121 first sliding panels, 122 second sliding panels, 123 polytetrafluoroethyl-nes
Alkene pad, 13 horizontal shock-absorbing mechanisms, 131 base plates, 132 second c-type mild steel II, 133 second shear pins.
Detailed description of the invention
As shown in Figure 1 to 11, for existing defect, protection main body of the present utility model is as follows:
The supporting system using this utility model bearing to constitute have employed two kinds of vibration absorption and isolation supports,
The first is novel two-way vibration absorption and isolation support A provided by the utility model, and for innovative product, this bearing divides
For upper, middle, and lower part, the most vertical damping 11, unidirectional slide mechanism 12, horizontal shock-absorbing mechanism 13, normally use
State can realize can realizing direction across bridge in slip, earthquake along bridge and vertically subtracting shock insulation.Wherein, the vertical damping 11 on top
For disk spring and vertical c-type mild steel damper (the first c-type mild steel I), unidirectional slide mechanism 12 and the unidirectional cunning of mid portion
Dynamic bearing is identical, and lower horizontal damping 13 is horizontal c-type mild steel damper (the second c-type mild steel II), and on top, bottom
It is respectively equipped with first, second shear pin, limits bearing vertical and lateral displacement under normal usage respectively.
Vertical damping 11 includes first flat board the 111, second flat board 112 and the four groups of dish being arranged between two flat boards
Shape spring assembly 113, each of which group disk spring assembly includes a lead and the disc spring film of a series of superposition, leads
Being welded on the second flat board to post lower end, upper end coordinates with the gathering sill on the first flat board, and in the surrounding of first, second flat board
It is provided with some first c-type mild steel I114, between the first flat board and the second flat board, is provided with pre-locking sleeve, and in pre-locking
Preliminary latch is carried out by the first shear pin 115 between sleeve.
Unidirectional slide mechanism 12 includes two the first sliding panel 121 and the second sliding panels each other by arc mating spherical surfaces
122, wherein the first sliding panel 121 is positioned at the downside of the second flat board, and is carried out by teflon gasket 123 between the two
Cross cooperation, also use teflon gasket to coordinate between the first sliding panel and the second sliding panel.
Horizontal shock-absorbing mechanism 13, including base plate 131 and the second c-type mild steel II132, under wherein base plate is positioned at the second sliding panel
Side, and use the second shearing 133 pin to carry out pretension connection between, base plate and the second sliding panel side are provided with second
C-type mild steel II132.C-type mild steel II one end is articulated with the second sliding panel side, and the other end is articulated with bottom panel side.
Second flat board both sides are provided with two pieces of limiting plates, and the edge of limiting plate and the first sliding panel (ball crown type sliding panel) is carried out
With the use of, make the first sliding panel only slide along an one direction, one direction herein refers to slide to direction along bridge.Base plate side
Face is provided with limiting plate, makes the second sliding panel only can slide along one direction, and one direction refers to slide in direction across bridge direction herein.
This bearing adds shear pin and horizontal c-type mild steel damping member based on one-way movable ball shaped steel bearing and goes here and there
Joined disk spring component and vertical c-type mild steel damper, be similarly modified also be applicable to other types one-way movable support (as
One-way movable basin type rubber) it is this utility model same principle, should be protected.
The second is vertical vibration absorption and isolation support B, and normal operating condition can realize Bidirectional slide, can realize vertically subtracting in earthquake
Shock insulation.This holder top is disk spring and vertical c-type mild steel damper, structure and erecting in above-mentioned two-way vibration absorption and isolation support
Identical to damping 11 structure, for ease of describing, use different titles to be marked, the described first vertical vibration absorption and isolation support
Being made up of the Bidirectional slide mechanism of the vertical damping in top and bottom, described vertical damping includes the first plate, the second plate
And the four groups of disk spring assemblies being arranged between two flat boards, each of which group disk spring assembly include a lead and
The dish-shaped sheet of a series of superpositions, on the second plate, upper end coordinates the welding of described lead lower end with the gathering sill on the first plate, and
Surrounding at first, second plate is provided with some c-type mild steel, is provided with pre-locking sleeve between the first plate and the second plate, and
Locked by shear pin between pre-locking sleeve；With reference to Fig. 5 to Fig. 7.
Bottom is bidirectional sliding support, in structure with the unidirectional slide mechanism 12 in above-mentioned two-way vibration absorption and isolation support slightly
Difference, the Bidirectional slide mechanism at this includes two the first slide plates each other by arc mating spherical surfaces (ball crown type slide plate) and
Two slide plates, wherein the first slide plate is positioned at the downside of the second plate, can in two directions slide, and both direction refers to direction across bridge
With along bridge to.The difference of the unidirectional slide mechanism in two-way vibration absorption and isolation support is do not have limit configuration.
Bearing of the present utility model and vertical vibration absorption and isolation support are as described below with the use of the supporting system constituted: girder L
Two-way vibration absorption and isolation support (along bridge to sliding) A1 and vertical vibration absorption and isolation support are set at the bottom of bridge tower is in beam and between bridge tower thwart beam H
B1, additionally arranges the two-way vibration absorption and isolation support of little tonnage (along bridge to sliding) A2, laterally between girder L beam side and pinner M side
Arrange；Girder L is at the bottom of beam at auxiliary pier N and shared pier J and arranges two-way vibration absorption and isolation support A3 between pier top (along bridge to cunning
Dynamic) and vertical vibration absorption and isolation support B2 (Bidirectional slide)；It addition, prolong between girder L and bridge tower thwart beam along bridge to installing viscous liquid
Antivibrator C, above-mentioned A1 and A3 along bridge to be conllinear arrange, B1 and B2 along bridge to be conllinear arrange.
Above-mentioned two-way vibration absorption and isolation support is different according to position, is labeled by sequence number, is respectively labeled as first to the 3rd
Two-way vibration absorption and isolation support (A1 to A3), three above-mentioned seat structures are identical, specification size difference.
Above-mentioned vertical vibration absorption and isolation support is different according to position, is labeled by sequence number, is respectively labeled as the first to the second
Two seat structures that vertically vibration absorption and isolation support (B1 to B2) is above-mentioned are identical, specification size difference.
Under normal service condition, the disk spring assembly of bearing at bridge tower, auxiliary pier and shared pier, the first c-type mild steel I and
The motion of the second c-type mild steel II of bearing bottom is pinned by the shear pin of its correspondence respectively, girder only can along along bridge to slip, and
At bridge tower, auxiliary pier and shared pier, girder direction across bridge is the most restrained, meets static design requirement.
Under geological process, bearing disk spring assembly, bottom the second c-type mild steel II at bridge tower, auxiliary pier and shared pier
Shear pin all cut off, disk spring parts can occur vertical deformation and drive first c-type mild steel I occur plastic elongation, pressure
Can slide laterally between in the middle part of compression deformation, base plate and bearing, drive the second c-type mild steel II at base plate to occur plasticity to draw
Stretch, compression.Now, the plastic deformation of the second c-type mild steel II of bearing A1 at the bottom of direction across bridge seismic energy passes through beam at bridge tower
The disk spring of seat A2 collateral with beam and the plastic deformation of the first c-type mild steel I dissipate；At bridge tower, vertical seismic action energy then leads to
The disk spring of bearing A1, B1 at the bottom of lintel and the plastic deformation of the first c-type mild steel I and the second c-type mild steel II of beam collateral seat A2
Plastic deformation dissipate.At auxiliary pier and shared pier, direction across bridge seismic energy passes through the second of two-way vibration absorption and isolation support A3 base plate
C-type mild steel II occurs plastic elongation, compression to dissipate；Vertical seismic action energy then passes through two-way vibration absorption and isolation support A3 with vertical
The disk spring component of vibration absorption and isolation support (Bidirectional slide) B2 and the first c-type mild steel I occur plastic deformation to dissipate.It addition, it is whole
The suitable bridge of body structure is then dissipated by the viscous liquid antivibrator C at the bottom of beam and between crossbeam to seismic energy.
During use, at bridge tower, bottom girder and between crossbeam and between girder side and pinner, use this utility model simultaneously
Bearing (the collateral seat of beam is little tonnage bearing).Under normal service condition, at the bottom of beam, the disk spring of the collateral seat of beam and the first c-type
The motion of mild steel I and the second c-type mild steel II is pinned by the shear pin of its correspondence respectively, does not plays a role, and girder only can be along along bridge
To slip, meet static design requirement；Under geological process, bearing disk spring, base plate the second c-type mild steel II shear pin equal
Cut off, disk spring assembly can occur vertical deformation and drive the first c-type mild steel I of its peripheral hardware to stretch, compression plasticity
Deformation, can slide laterally between base plate and holder top, and drive base plate c-type mild steel II stretches, compressive plastic deformation.This
Time, effectively the dissipate disk spring by bearing at the bottom of beam and first c-type mild steel I plastic deformation and the beam of structure vertical seismic action energy
The plastic deformation of collateral seat the second c-type mild steel II realizes；Structure direction across bridge seismic energy dissipates then by the second c-type of bearing at the bottom of beam
The plastic deformation of mild steel II and the disk spring of the collateral seat of beam and the first c-type mild steel I plastic deformation realize.Set with tradition antidetonation
Meter method is compared, and after using the bearing of this patent, cable-stayed bridge, the static design of suspension bridge normal operating condition require to be expired
Foot, direction across bridge and vertical seismic responses under geological process also can be significantly reduced, estimated, and seismic structural response reduces journey
Degree is about up to 20%-30%, it is seen then that after using vibration absorption and isolation support of the present utility model, on the premise of ensureing structural safety, and can
Make bridge tower sectional dimension more reasonable, saved construction cost and reduced design difficulty and difficulty of construction.
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 (5)
1. the two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge, it is characterised in that by set gradually from top to bottom
Vertical damping (11), unidirectional slide mechanism (12) and horizontal shock-absorbing mechanism (13) composition, described vertical damping (11)
Including the first flat board (111), the second flat board (112) and the four groups of disk spring assemblies (113) being arranged between two flat boards, its
In each group of disk spring assembly include the dish-shaped sheet of a lead and a series of superposition, described lead lower end is welded on
On two flat boards, upper end coordinates with the gathering sill on the first flat board, and the surrounding of first, second flat board is provided with some C
Type mild steel I (114), is provided with pre-locking sleeve between the first flat board and the second flat board, and passes through between pre-locking sleeve
First shear pin (115) locks；
Described unidirectional slide mechanism (12) includes two the first sliding panels (121) sliding engagement with one another and the second sliding panel
(122), wherein the first sliding panel (121) is positioned at the downside of the second flat board, and the second flat board both sides are provided with and make the first sliding panel only edge
The limiting plate slided to direction along bridge,
Described horizontal shock-absorbing mechanism (13), including base plate (131) and the second c-type mild steel II (132), wherein base plate is positioned at the second cunning
On the downside of dynamic plate, bottom panel side is provided with the limiting plate making the second sliding panel only can slide along direction across bridge direction, and makes between
Carry out pretension connection with the second shearing (133) pin, base plate and the second sliding panel side are provided with the second c-type mild steel II (132).
A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge the most according to claim 1, it is characterised in that
First sliding panel is ball crown type sliding panel.
A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge the most according to claim 1, it is characterised in that
Between second flat board (112) and the first sliding panel (121), sliding surface is plane.
A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge the most according to claim 1, it is characterised in that
Between first sliding panel (121) and the second sliding panel (122), sliding surface is arc sphere.
A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge the most according to claim 1, it is characterised in that
Second c-type mild steel II (132) one end is articulated with the second sliding panel (122) side, and the other end is articulated with base plate (131) side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737169.XU CN205804156U (en) | 2016-07-13 | 2016-07-13 | A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737169.XU CN205804156U (en) | 2016-07-13 | 2016-07-13 | A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge |
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| CN205804156U true CN205804156U (en) | 2016-12-14 |
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| CN201620737169.XU Active CN205804156U (en) | 2016-07-13 | 2016-07-13 | A kind of two-way vibration absorption and isolation support being applicable to cable-stayed bridge, suspension bridge |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049262A (en) * | 2016-07-13 | 2016-10-26 | 山东省交通规划设计院 | Two-way vibration absorption and isolation support suitable for cable-stayed bridge and suspension bridge |
| DE102017208215A1 (en) * | 2017-05-16 | 2018-11-22 | Maurer Söhne Engineering GmbH & Co. KG | Building warehouse and building with such a building warehouse |
| CN110864075A (en) * | 2018-08-28 | 2020-03-06 | 张家铭 | Vertical vibration isolation system |
| CN110983955A (en) * | 2019-12-31 | 2020-04-10 | 河南中交路通工程监理咨询有限公司 | Anti-seismic support for bridge |
-
2016
- 2016-07-13 CN CN201620737169.XU patent/CN205804156U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049262A (en) * | 2016-07-13 | 2016-10-26 | 山东省交通规划设计院 | Two-way vibration absorption and isolation support suitable for cable-stayed bridge and suspension bridge |
| CN106049262B (en) * | 2016-07-13 | 2018-03-02 | 山东省交通规划设计院 | It is a kind of to be applied to cable-stayed bridge, the two-way vibration absorption and isolation support of suspension bridge |
| DE102017208215A1 (en) * | 2017-05-16 | 2018-11-22 | Maurer Söhne Engineering GmbH & Co. KG | Building warehouse and building with such a building warehouse |
| CN110864075A (en) * | 2018-08-28 | 2020-03-06 | 张家铭 | Vertical vibration isolation system |
| CN110864075B (en) * | 2018-08-28 | 2021-02-09 | 张家铭 | Vertical vibration isolation system |
| CN110983955A (en) * | 2019-12-31 | 2020-04-10 | 河南中交路通工程监理咨询有限公司 | Anti-seismic support for bridge |
| CN110983955B (en) * | 2019-12-31 | 2021-03-16 | 河南中交路通工程监理咨询有限公司 | Anti-seismic support for bridge |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| 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 |
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| 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. |