CN206736704U - A kind of three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure - Google Patents
A kind of three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure Download PDFInfo
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- CN206736704U CN206736704U CN201621238414.9U CN201621238414U CN206736704U CN 206736704 U CN206736704 U CN 206736704U CN 201621238414 U CN201621238414 U CN 201621238414U CN 206736704 U CN206736704 U CN 206736704U
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Abstract
The utility model discloses a kind of three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure, bridge shock-proof check block structure mainly includes steel corbel, block substructure and block superstructure；Steel corbel be fixed on pier coping portion near bridge movable bearing support along bridge to side, block substructure is bolted on the top of steel corbel；The bottom setting of block superstructure is fluted, and block superstructure is bolted on the bottom of the girder of bridge；The top of block substructure is provided with Impactor.The utility model can effectively limit between beam body and bridge pier along bridge to, direction across bridge and vertical relatively large displacement, reduce the damage at movable bearing support and expansion joint, preventing beam body from occurring, to falling with direction across bridge, beam endangers and beam body occurs vertically to depart from bearing along bridge, caused bearing damage, beam body tilts damage, the vertical damaged in collision between beam body and bearing；And simple structure, it is easy for construction, for ease of maintenaince change, suitable for new bridge and Jiu Qiao.
Description
Technical field
The utility model belongs to bridge earthquake resistance technical field, and in particular to a kind of three-dimensional limiting buffer energy-dissipating type bridge earthquake resistance
Stop block structure.
Background technology
In recent years, the fast development with China's economy and the needs built a well-off society in an all-round way, China has been built largely
Highway.On May 23rd, 2015, the data that Department of Transportation announces are shown：By to the end of the year 2015, highway in China total kilometrage is
Up to 457.73 ten thousand kilometers, wherein highway bridge 77.92 ten thousand, 4592.77 myriametres.In order to improve the conevying efficiency of highway, protection
The ecological environment of Highways ', saves land resource, the thought of interface height will the Fashion of Future infrastructure construction.But
The bridge that China is built takes place frequently location in earthquake more, once being destroyed in earthquake, not only causes huge economic loss,
It can also cause traffic system to paralyse, cause even more serious indirect loss.Carry out the research work of bridge earthquake resistance, cushion technique,
For improving its shock resistance, the particularly anti-ability shaken greatly, improve whole country and energy is resisted to the Nature disaster such as earthquake
Power has vital realistic meaning and theory value.Through investigating in the earthquake occurred in the past few decades, bridge occurs
Earthquake form mainly include：Movable bearing support damages due to producing over-large displacement；It is relative due to producing between beam body and bridge pier
Larger displacement, cause beam body occur along bridge to or direction across bridge fall beam earthquake；Beam bridge for setting expansion joint, larger is upper
Portion's beam body displacement can also cause direct collision of the adjacent beam body at expansion joint, and not only producing serious part in collision area breaks
It is bad, it can also increase the normal pass of the widths affect vehicle at expansion joint；The collision of adjacent beam body can also be impact force at expansion joint
Effect, pass to bridge pier bottom, cause the damage of bridge pier bottom；Seismic wave causes the larger vertical displacement of bridge, frequently results in
Top beam body comes off bearing, not only causes bearing damage and beam body that vertical warpage damage occurs, can also cause bearing and beam body
Between vertical damaged in collision；Along bridge to and direction across bridge, larger impact force between Antivibration block and beam body, can also cause antidetonation
The damage of stop block structure itself.
Usually the direction across bridge both sides at the top of pier cap beam set reinforced concrete block to the bridge worker in China at present,
By relatively large displacement caused by the impact force limitation beam body direction across bridge between reinforced concrete block and beam body, prevent that beam body is horizontal
Bridge is to falling beam earthquake.But earthquake Bridge is also usually producing larger displacement along bridge to vertical, causes a variety of earthquakes, specifically such as
Under：Bearing damages；Beam body occurs to damage to beam is fallen along bridge；Damaged in collision at expansion joint；The vertical warpage damage of beam body；Beam body and
Vertical damaged in collision occurred between bearing etc..But China is vertically relative to relatively large displacement and beam body along bridge to limitation beam body
Shortage is compared in the research of larger displacement.In addition, the reinforcing bar of the conventional relatively large displacement of limitation beam body direction across bridge in China at this stage
Collision between concrete block and beam body is the rigid collision between concrete, easily causes the local damage of collision area,
And the collision effect between armored concrete and beam body can be passed to bridge pier bottom by larger impact force, cause bridge pier bottom
Damage.
In order to overcome the disadvantages described above of Antivibration block, there is an urgent need to develop a kind of new three-dimensional by those skilled in the art
Limiting shock resistant stop block structure, not only to limit top beam body direction across bridge, along bridge to vertical three-dimensional larger displacement, also want energy
The collision effect between bridge block and beam body is buffered, reduces the local damage of collision area and the damage of bridge pier bottom.
The content of the invention
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of three-dimensional limiting buffer energy-dissipating type bridge earthquake resistance gear
Block structure, the utility model be directed to limiting simultaneously between top beam body and bridge pier direction across bridge, along bridge to vertical three
To relatively large displacement, reduce bearing damage, prevent beam body direction across bridge and along bridge to beam earthquake is fallen, prevent beam body from vertically sticking up
Song damage, prevents beam body and the vertical damaged in collision of bearing；The rigidity between bridge shock-proof check block and beam body will should occur
Collision, the buffer-type collision for the bridge shock-proof check block internal structure being transferred near multiple movable bearing supports, not only greatly reduces gear
The damage of block itself, moreover it is possible to reduce the damage of bridge pier bottom；Collision between adjacent beam body at expansion joint should occur, it is transferred to
On multiple bridge shock-proof check blocks, prevent from colliding other caused earthquakes between damaged in collision and the adjacent beam body at expansion joint.
The utility model adopted the technical scheme that to achieve the above object, a kind of three-dimensional limiting buffer energy-dissipating type bridge
Anti-seismic stop structure, it is characterised in that：Mainly include steel corbel, block substructure and block superstructure；Steel corbel is fixed
Pier coping portion near bridge movable bearing support along bridge to side, block substructure is bolted on the top of steel corbel
Portion；The bottom setting of block superstructure is fluted, and block superstructure is bolted on the girder bottom of bridge, its jackshaft
Girder bottom be provided with one block of reserved steel plate so that girder bottom is more smooth, plays a part of leveling；Block substructure
Top be provided with the Impactor that can be embedded in block block superstructure further groove, raise up；Block substructure is touched
Between collision block and the groove of block superstructure respectively along bridge to, direction across bridge and vertical all reserved certain clear distance；Block
In the groove of superstructure damping rubber block is all provided with three directions.
Described steel corbel is welded by the side plate of the bottom plate of steel corbel, the web of steel corbel, the top plate of steel corbel and steel corbel
Connect and form；Block substructure is by the steel sole plate of block substructure, the steel column of block substructure and block substructure
Impactor is formed.
Further, the damping rubber block in the block superstructure groove, along bridge to, direction across bridge and perpendicular
To thickness be respectively less than clear distance between block superstructure Impactor and block substructure groove.
Further, the groove of block superstructure and the Impactor of block substructure be shape it is similar carry circular arc
The rectangle of shape chamfering, and groove size is slightly larger than collision block size.In earthquake, on the Impactor and block of block substructure
Collision between portion's texture grooves is the uncertain collision of position of collision, and circular arc is arranged at the corner that will collide block and groove
Shape chamfering, collision area can be increased, prevent from producing larger impact stresses when being wedge angle at corner, damage stop block structure.
The setting installation method of described three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure is：In each activity branch
Pier coping portion near seat along bridge to side set and a set of bridge shock-proof check block structure, the bridge installed on bed rearrangement bridge be installed
Beam anti-seismic stop structure quantity is more, and position disperses, and can effectively reduce and act on touching in each anti-seismic stop structure
Power is hit, not only reduces the damage of stop block structure itself, moreover it is possible to reduces the damage for being delivered to bridge pier bottom.
Installation for each bridge shock-proof check block structure, it is that steel corbel is installed in the side of pier coping portion first, so
The installing space of stop block structure can be increased so as to installation, by adjusting the vertical setting height(from bottom) of steel corbel, adapted to different
The stop block structure of size；In the groove of block superstructure along bridge to, direction across bridge and vertically arranged damping rubber block；Gear
In the groove that the Impactor insertion block superstructure of block substructure is reserved, it is placed on together at the top of steel corbel；With bolt gear
Block substructure is fixed at the top of steel corbel；Then by block superstructure by clockwise（Or counterclockwise）It is rotated by 90 °, that is, keeps off
The Impactor of block substructure is caught in the groove of block superstructure, and the Impactor of block substructure and block top
To, direction across bridge and vertically clear distance is all equably being set along bridge between the groove of structure, set in suitable bridge to, direction across bridge and vertically
The clear distance put, which is less than bearing or beam body, allows mobile distance, and the Impactor and block of block substructure in three directions
Between the groove of superstructure along bridge to clear distance also need expansion joint width less than bridge；Finally again with bolt on block
Portion's structure is fixed on the bottom of bridge beam body（Wherein beam body bottom is provided with one block of reserved steel plate so that beam body bottom is more flat
It is whole, play a part of leveling）, complete the whole installation process of bridge shock-proof check block.
It is all provided between the Impactor of block substructure and the groove of block superstructure along bridge to, direction across bridge and vertically
Put allows mobile distance in three directions less than bearing or beam body, and protection bearing is against damages, prevent beam body along bridge to and it is horizontal
Bridge prevents beam body from vertical warpage damage occurs, prevents damaged in collision vertical between beam body and bearing, reduce flexible to beam damage is fallen
It is sewn on residual displacement caused by three directions, the normal pass of little effect vehicle.The Impactor and block of block substructure
Between the groove of superstructure along bridge to clear distance be less than bridge expansion joint width when, moreover it is possible to effectively prevent phase at expansion joint
Damaged in collision between adjacent beam body or beam body and abutment.
Between the Impactor of the block superstructure and the groove of block substructure, along bridge to, direction across bridge and perpendicular
To more excellent clear distance be respectively 40~100mm, 30~60mm, 20~30mm.
The beneficial effects of the utility model are：Under the effect of dimensionally seismic wave, bridge beam body along bridge to, direction across bridge and perpendicular
Xiang Douyou is vibrated, and three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure is installed near each movable bearing support, can be simultaneously
Top beam body is limited in the relatively large displacement in three directions, protects bearing, prevents beam body from falling beam damage to, direction across bridge along bridge
Vertically depart from the warpage damage of bearing generation with beam body, prevent beam body and the vertical damaged in collision of bearing.Block quantity it is more and
Installation site is disperseed, and can effectively reduce the seismic force acted on each stop block structure, reduces the local damage of block itself
With the damage of bridge pier bottom.When the suitable bridge between the Impactor of block substructure and the groove of stop block structure superstructure is to net
When distance is less than expansion joint width, collision will not occur at expansion joint, protect expansion joint from damaged in collision.Block top
The groove of structure and the Impactor of block substructure are arranged to circular arc chamfering at respective corner, can increase impingement area
Product, reduce impact stresses, so as to reduce the local damage of stop block structure itself.Because three directions in block superstructure groove
All contain damping rubber block, can not only utilize the damping characteristics of elastomeric material to greatly reduce the impact force in three directions, moreover it is possible to
A part of seismic energy is consumed by the plastic deformation of damping rubber block, reduces the damage of bridge other structures.The bridge resists
Shake stop block structure is abundant, and simple structure is easy for construction, for ease of maintenaince changes, suitable for new bridge and Jiu Qiao.
Brief description of the drawings
Fig. 1 is that the utility model is applied to single box double room prestressed concrete bridge schematic diagram；
Fig. 2 is Fig. 1 Section A-A schematic diagram；
Fig. 3 is steel bracket structure schematic diagram of the present utility model；
Fig. 4 is block substructure schematic diagram of the present utility model；
Fig. 5 is block substructure detail drawing of the present utility model；
Fig. 6 is Fig. 5 Section A-A schematic diagram；
Fig. 7 is Fig. 5 section B-B schematic diagram；
Fig. 8 is block superstructure schematic diagram of the present utility model；
Fig. 9 is block superstructure detail drawing of the present utility model；
Figure 10 is Fig. 9 Section A-A schematic diagram；
Figure 11 is Fig. 9 section B-B schematic diagram；
Figure 12 is stop block structure scheme of installation of the present utility model；
Figure 13 is partial enlarged drawing at Fig. 1 C；
Figure 14 is partial enlarged drawing at Fig. 2 D.
In figure：1st, the girder of bridge, 2, another girder of bridge, 3, expansion joint, 4, bridge pier, 5, bridge pad pinner, 6, bridge
Another bearing pad stone of beam, 7, bridge movable bearing support, 8, bridge hold-down support, 9, steel corbel, 10, block substructure, 11, block
Superstructure, 12, steel corbel bolt, 13, block superstructure bolt, 14, pre-embedded steel slab, 15, the bottom plate of steel corbel, 16, steel
The web of bracket, 17, the top plate of steel corbel, 18, the bolt hole on steel corbel top plate, 19, the side plate of steel corbel, 20, steel corbel
Bolt hole on side plate, 21, the steel sole plate of block substructure, 22, the steel column of block substructure, 23, block substructure
Impactor, 24, the bolt hole of block substructure, 25, block superstructure body, 26, along bridge to rubber buffer cushion block,
27th, direction across bridge rubber buffer cushion block, 28, vertical rubber buffer cushion block, 29, the bolt hole of block superstructure.
Embodiment
As shown in Fig. 1 to Figure 14, a kind of three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure and setting installation method
A specific embodiment.Three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure, including steel corbel 9, block substructure 10
With block superstructure 11, the steel of selection can be Q235 steel, Q345 steel or Q390 steel.The bridge type that the present embodiment is selected is single
Case dual chamber prestressed concrete bridge, the bridge shock-proof check block structure and setting installation method are equally applicable to composite beam bridge, steel
Other bridge types such as bridge.
As shown in Figure 1 to Figure 2, the girder 1 of bridge and another girder 2 of bridge disconnect at the top of bridge pier 4, form expansion joint 3.
Pier coping portion, to there is provided bridge pad pinner 5 and another bearing pad stone 6 of bridge, is respectively provided with movable bearing support 7 thereon along bridge
With hold-down support 8.The girder 1 of the supporting bridge of movable bearing support 7, another girder 2 of the supporting bridge of hold-down support 8.
Specifically, as shown in figure 3, steel corbel 9 by the bottom plate 15 of one piece of steel corbel, the web 16 of two pieces of steel corbels, one piece
The side plate 19 of the top plate 17 of steel corbel and one piece of steel corbel is welded.Wherein, the bottom plate 15 of steel corbel and the top plate of steel corbel
17 is parallel, and the web 16 of steel corbel and the side plate 19 of steel corbel are all perpendicular to the bottom plate 15 of steel corbel and the top plate 17 of steel corbel.
On the side plate 19 of steel corbel, the bolt hole 20 that is provided with 9 steel corbel side plates, on the top plate 17 of steel corbel, 4 steel corbels are provided with
Bolt hole 18 on top plate.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, block substructure 10 by block substructure steel sole plate 21, under block
The steel column 22 of portion's structure and the Impactor 23 of block substructure are formed；The Impactor 23 of block substructure raises up, peace
Impactor is upward and in the groove that sets down of embedded block superstructure body 25 during dress.The wherein steel bottom of block substructure
Plate 21 is provided with the bolt hole 24 of 4 block substructures.
As shown in Figure 8, Figure 9, Figure 10 and Figure 11, block superstructure 11 is by block superstructure body 25, along bridge to rubber
Glue buffer stopper 26, direction across bridge damping rubber block 27 and vertical damping rubber block 28 are formed.Wherein block superstructure body 25 is
One piece is opened reeded bloom body, and three directions in groove set damping rubber block respectively.Along bridge to damping rubber block 26,
The thickness of direction across bridge damping rubber block 27 and vertical damping rubber block 28 is respectively T1, T2 and T3.
Three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure along bridge to set installation method：As shown in figure 1, steel corbel
9 are arranged on the side at the top of bridge pier 4, can so increase the installing space of stop block structure so as to construction and installation, can also pass through tune
The vertical height of whole steel corbel 9, adapts to different size of stop block structure.Such as Fig. 1, shown in Fig. 4 to Figure 14, block superstructure 11
Groove and the Impactor 23 of block substructure 10 rectangle with circular arc chamfering that to be shape similar, and groove size
Slightly larger than the size of Impactor 23.Vertically containing to, direction across bridge and all rubber buffer along bridge in the groove of block superstructure 10
Block；The Impactor 23 of block substructure 10 is embedded in the groove of block superstructure 11, is then placed on together in steel corbel 9
Top, blending bolt is fixed on block substructure 10 on steel corbel 9.It is again that block superstructure 11 is clockwise（It is or inverse
Hour hands）It is rotated by 90 °, now the Impactor 23 of block substructure has been caught in the groove of block superstructure 11, is finally used
Block superstructure bolt 13 is fixed on block superstructure 11 bottom of the girder 1 of bridge（The bottom of its middle girder 1 is provided with
One piece of pre-embedded steel slab 14 so that the bottom of girder 1 is more smooth, is easy to leveling）, complete the installation of bridge shock-proof check block.
Above-mentioned setting installation method, further as shown in figure 12, block superstructure 11 is after being rotated by 90 °, block
The bolt hole 29 of superstructure and the bolt hole 24 of block substructure are in block superstructure 11 and block substructure 10
Overlapping region outside, be easy to the construction and installation of stop block structure.
Three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure direction across bridge method to set up：As shown in Fig. 2 bridge earthquake resistance is kept off
Block structure is arranged near each bridge movable bearing support 7 along direction across bridge, and stop block structure quantity is more, and position disperses, and can effectively be disperseed
Seismic force effects, reduce the impact force acted on each stop block structure, reduce local damage and the bridge of stop block structure itself
The damage of the bottom of pier 4.
Such as Fig. 1 to Fig. 2, shown in Fig. 8 to Figure 14, the Impactor 23 of block substructure and the groove of block superstructure 11
Between along bridge is to, direction across bridge and will vertically to leave certain clear distance be respectively L1 (L2), H1 (H2) and S1, block top
Between the Impactor of structure and the groove of block substructure, it is being respectively to, direction across bridge and vertical more excellent clear distance along bridge
L1 (L2) is in 40~100mm, and H1 (H2) is in 30~60mm, and S1 is in 20~30mm.Such as along bridge to clear distance set L1=L2=
40mm, H1=H2=30mm is set in the clear distance of direction across bridge, vertical clear distance sets S1=20mm.Block superstructure 11
In groove, along bridge to, direction across bridge and it is vertical be all provided with certain thickness damping rubber block, thickness is respectively T1, T2 and T3,
And corresponding clear distance L1 (L2), H1 both less than between the Impactor 23 of block substructure and the groove of block superstructure 11
(H2) and S1, for example T1=20mm, T2=15mm and T3=10mm be set.
Along bridge to, suitable bridge between the Impactor 23 of block substructure and the groove of block superstructure 11 to clear distance
From L1（L2）Not only it is less than the width at expansion joint 3, is also less than movable bearing support 7 along maximum displacement caused by bridge to permission,
In earthquake, to prevent expansion joint 3 from colliding damage, prevent movable bearing support 7 from causing along bridge to larger displacement occurs
The suitable bridge of the local damage of itself and the girder 1 of bridge damages to beam is fallen.In direction across bridge, the Impactor 23 and gear of block substructure
Direction across bridge clear distance H1 between the groove of block superstructure 11（H2）On the one hand be less than movable bearing support 7 allows to produce in direction across bridge
Raw maximum displacement, prevent movable bearing support 7 from the direction across bridge of the girder 1 of local damage and bridge occurring in direction across bridge and falls beam damage, separately
On the one hand above-mentioned clear distance occurs more than the girder 1 of bridge in direction across bridge again temperature, deform caused by shrinkage and creep, so as to true
Protect stop block structure and not working under normal circumstances for earthquake is not occurring, do not influence the normal usage function of bridge.Vertical, because
Stop block structure is arranged near movable bearing support 7, so the Impactor 23 of block substructure and the groove of block superstructure 11
Between vertical clear distance S1 be greater than under bridge normal operating condition vertical displacement caused by stop location, ensure bridge
Normal usage function；In the case where meeting above-mentioned condition, the vertical clear distance S1 gets the small value as far as possible, living in earthquake effectively to prevent
Move bearing 7 to damage vertically producing larger displacement, prevent the girder 1 of bridge because vertical motion departs from movable bearing support 7, so that
Collide damage between the girder 1 and movable bearing support 7 of bridge.
In the utility model, in Shun Qiao between the Impactor 23 of block substructure and the groove of block superstructure 11
Vertical all set to, direction across bridge and respectively along bridge to damping rubber block 26, direction across bridge damping rubber block 27 and vertical rubber buffer
Block 28.Damping rubber block can turn the rigid collision between the Impactor 23 of substructure and the groove of block superstructure 11
Flexible impact is turned to, by itself less rigidity, buffers impact force, reduces the local damage of stop block structure itself and is delivered to
The damage of the bottom of bridge pier 4, moreover it is possible to by the plastic deformation of itself, consume a part of seismic energy, reduce earthquake to bridge other
The damage of structure.
Under geological process, to, direction across bridge and vertically there is relatively large displacement along bridge between the girder 1 and bridge pier 4 of bridge,
The damping rubber block in three directions of the Impactor 23 of block substructure and block superstructure collides.In three directions,
Damping rubber block can rely on itself less colliding stiffness, buffer larger impact force, reduce the part of stop block structure itself
Damage, prevent the girder 1 of bridge from falling beam damage to direction across bridge along bridge, the girder 1 and movable bearing support 7 for preventing bridge vertically take off
From initiation movable bearing support 7 damages, and the warpage of girder 1 damage of bridge and the girder 1 and movable bearing support 7 of bridge damage in vertical collision
It is bad.In addition, damping rubber block, which is also may rely on the hysteresis loop of itself, consumes a part of seismic energy, mitigate earthquake to bridge other
The damage of component.
Claims (3)
- A kind of 1. three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure, it is characterised in that：Mainly include under steel corbel, block Portion's structure and block superstructure；Steel corbel be fixed on pier coping portion near bridge movable bearing support along bridge to side, block Substructure is bolted on the top of steel corbel；The bottom of block superstructure sets fluted, block superstructure It is bolted on the bottom of the girder of bridge；The top of block substructure, which is provided with, can be embedded in block block superstructure The Impactor that groove is interior, raises up；Respectively suitable between the Impactor of block substructure and the groove of block superstructure Bridge is to, direction across bridge and vertical all reserved certain clear distance；In the groove of block superstructure rubber is all provided with three directions Glue buffer stopper.
- A kind of 2. three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure according to claim 1, it is characterised in that：Institute The damping rubber block stated, block superstructure Impactor and block bottom are being respectively less than to, direction across bridge and vertical thickness along bridge Clear distance between texture grooves.
- A kind of 3. three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure according to claim 1, it is characterised in that：Gear The groove of block superstructure and the Impactor of block the substructure rectangle with circular arc chamfering that to be shape similar, and it is recessed Groove size is slightly larger than collision block size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621238414.9U CN206736704U (en) | 2016-11-18 | 2016-11-18 | A kind of three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621238414.9U CN206736704U (en) | 2016-11-18 | 2016-11-18 | A kind of three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure |
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| CN206736704U true CN206736704U (en) | 2017-12-12 |
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| CN201621238414.9U Expired - Fee Related CN206736704U (en) | 2016-11-18 | 2016-11-18 | A kind of three-dimensional limiting buffer energy-dissipating type bridge shock-proof check block structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778685A (en) * | 2019-03-07 | 2019-05-21 | 重庆交通大学 | The additional damping limited block that can quantitatively slide |
| CN112502022A (en) * | 2020-11-17 | 2021-03-16 | 南昌大学 | Transverse bridge direction and vertical two-way anti-seismic stop block structure suitable for bridge |
-
2016
- 2016-11-18 CN CN201621238414.9U patent/CN206736704U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778685A (en) * | 2019-03-07 | 2019-05-21 | 重庆交通大学 | The additional damping limited block that can quantitatively slide |
| CN109778685B (en) * | 2019-03-07 | 2020-11-17 | 重庆交通大学 | Additional damping limit stop capable of quantitatively sliding |
| CN112502022A (en) * | 2020-11-17 | 2021-03-16 | 南昌大学 | Transverse bridge direction and vertical two-way anti-seismic stop block structure suitable for bridge |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20181118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |