CN201843072U - Cable damping support with external anti-seismic shear connectors - Google Patents

Cable damping support with external anti-seismic shear connectors Download PDF

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Publication number
CN201843072U
CN201843072U CN2010205570761U CN201020557076U CN201843072U CN 201843072 U CN201843072 U CN 201843072U CN 2010205570761 U CN2010205570761 U CN 2010205570761U CN 201020557076 U CN201020557076 U CN 201020557076U CN 201843072 U CN201843072 U CN 201843072U
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China
Prior art keywords
bolt
drag
external
block
damping support
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Expired - Fee Related
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CN2010205570761U
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Chinese (zh)
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袁万城
党新志
韦正华
张于晔
朱钊
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Tongji University
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Tongji University
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Abstract

The utility model relates to a cable damping support with external anti-seismic shear connectors, which comprises a lower seat plate, an upper seat plate, a transverse block, a longitudinal block, a buffer plate, a middle plate, a wearing plate, a return spring, a shearing bolt, a cable and an automatic bolt dislocation device. The shearing bolt penetrates through a lug plate, the transverse block and the upper seat plate, the upper end of the shearing blot is fixedly screwed with the upper seat plate and the transverse block, the lower end of the shearing bolt is connected with the automatic bolt dislocation device, and the cable is respectively connected with the upper seat plate and the lower seat plate. The external anti-seismic shear connector cable damping support is capable of consuming energy applied to a bridge in an earthquake, the cable and the longitudinal block experience force together when larger longitudinal horizontal shift exceeds limits, the cable and the longitudinal block cooperate in limiting, the block or the cable is prevented from bearing impact and shearing effect individually, seismic proofing is enhanced, further, the transverse block also guarantees transverse displacement limit of the support, furthermore, external shear connectors can be replaced conveniently after the earthquake for repairing the support, and time and manufacturing cost can be saved.

Description

External antidetonation shear connector inhaul cable damping support saddle
Technical field
The utility model belongs to civil engineering, earthquake engineering technical field, is specifically related to a kind of novel vibration absorption and isolation support that effect combines that will draw, cut: be particularly related to a kind of external antidetonation shear connector inhaul cable damping support saddle.
Background technology
In recent decades, vibration absorption and isolation support subtracts the important measures of shock insulation as bridge, has obtained increasing attention, and has obtained great development.Pot rubber bearing, lead core rubber support, FPS(friction pendulum hammer body system) progressively obtained using widely, and become the main flow of domestic and abroad bridge bearing.In several vibration absorption and isolation supports, pot rubber bearing is when meeting with earthquake or great vibratility and impact, and the horizontal movement between the upper and lower seat board can not get efficient buffer; The lead core rubber support energy dissipation capacity is strong, the order of seats internal force that temperature, the deformation of creep such as creep cause is less, but the cutting performance of bearing is subjected to the influence of vertical load bigger, and increase along with lead for retractable pencil, the bearing automatic recovery ability weakens gradually, can not effectively subtract shock insulation in the earthquake motion with multiple spectra effect; FPS(friction pendulum hammer body system) automatic recovery ability is strong, the friction energy-dissipating stable performance, but can cause the vertical displacement of beam-ends and produce time internal force in the process of friction energy-dissipating.
All deficiencies in view of above-mentioned dissimilar bearings existence, we are on the basis of common spherical bearing, benzvalene form aseismatic bearing, in conjunction with a kind of elastic cable device between top beam body and bottom bridge pier that often adopts in the large bridge seismic design at present, design has formed a kind of inhaul cable damping support saddle.
China utility model patent notice of authorization CN201530991U discloses a kind of inhaul cable damping support saddle.This technical scheme has adopted shearing bolt on the one hand, make bearing under general mode of occupation, cash and be the form of structure of fixed bearing, when earthquake takes place, when the horizontal force between seat board up and down during greater than the shear strength of shearing bolt, the sheared edge fracture of shearing bolt, when consuming the part seismic energy, support style becomes freely movable bearing; On the other hand then between upper and lower seat board anchoring, after shearing bolt fracture, when upper and lower seat board displacement, play the buffer limit effect, and can after earthquake, make upper and lower seat board reliable reset with guy of twisted steel cable.
But, such scheme all still comes with some shortcomings, shearing bolt is positioned at seat board center up and down, when earthquake takes place, shearing bolt is cut off, when repair the shake back, must can change shearing bolt to whole bearing from disassembling between the pier beam, bring very big inconvenience certainly will for like this repair after shaking; Secondly, big horizontal movement occurs between the upper and lower seat board of bearing, and horizontal force is bigger the time, drag-line might produce and be drawn surrender and can not effectively spacing situation.Therefore, be necessary the bridge pad in the prior art is done further to improve.
Summary of the invention
The purpose of this utility model is to provide a kind of horizontal movement and reliable spacing external antidetonation shear connector inhaul cable damping support saddle that can cushion effectively between the upper and lower seat board of severe earthquake action undersetting.
For reaching above purpose, the solution that the utility model adopts is: the advantage of drag-line bearing before absorbing, adopt external shearing bolt, the shearing bolt position is displaced to both sides horizontal block central authorities by seat board central authorities about the bearing, consume the part seismic energy and can make original bearing become freely movable bearing by its sheared edge fracture by fixed bearing, all properties target before so can either guaranteeing has made things convenient for the rapid replacing of shake back antidetonation shear connector and the repair of bearing again; Adopt drag-line, the displacement of restriction bearing; Adopt vertical block,, avoid occurring the situation that drag-line lost efficacy, strengthen shock resistance with the spacing support displacement of drag-line co-operation; Adopt horizontal block, spacing bearing lateral displacement.
In view of the above, the external antidetonation shear connector inhaul cable damping support saddle that the utility model proposes, comprise that having pedestal and pedestal has following seat board, the upper base plate in a chamber and be stacked and placed on first buffer board, intermediate plate, wearing plate and second buffer board in the described seat chamber successively, also include shearing bolt, drag-line, vertically block, horizontal block, otic placode and the bolt device of dislocating automatically, each anchoring of vertical every side-lower of described upper base plate has one group of vertical block, and its height should be able to guarantee can suitable contacting be arranged with following seat board when bearing is shifted; Each anchoring of horizontal every side-lower of described upper base plate has one group of horizontal block, and its height should be able to guarantee can suitable contacting be arranged with following seat board when bearing is shifted; Described shearing bolt lays respectively at the both lateral sides of bearing, shearing bolt passes second bolt hole of otic placode, horizontal block successively, its the upper end with upper base plate on the 3rd bolt hole be rotated with by connecting screw thread, the lower end leans out first bolt hole on the otic placode and the bolt device of dislocating automatically and connects, and constitute a sheared edge at the middle part of shearing bolt, one end of described drag-line and upper base plate connect, and the other end connects with following seat board.
In the utility model, the two ends of described shearing bolt all have the connection screw thread, the upper end reliably connects with transverse baffle and upper base plate by connecting screw thread, the device connection of dislocating automatically of lower end and bolt, the middle part sheared edge with the lower ear plate scope in the part shearing bolt do not establish screw thread.
In the utility model, the described bolt device of dislocating automatically comprises nut, spring and packing ring, and spring and packing ring are nested with on shearing bolt, and nut spins and cooperates with connecting screw thread, and spring is between nut and packing ring.
In the utility model, the shape of described upper base plate, following seat board, block is cuboid, and four bights of upper base plate respectively offer one group of second drag-line hole, and corresponding, four bights of following seat board respectively offer one group of first drag-line hole.Each is connected the upper end of four groups of drag-lines with the corresponding second drag-line hole, and each is connected the lower end with the corresponding first drag-line hole.
In the utility model, the radical of every group of drag-line of described four groups of drag-lines is the 2-19 root, and every drag-line is made of steel strand, high strength steel tow or carbon fiber, and the quantity in the described first drag-line hole, the second drag-line hole equates with the quantity of drag-line.
In the utility model, all be arranged with the drag-line restoring spring on described four groups of drag-lines, and an end of every drag-line is furnished with first positioning cap, the other end is furnished with second positioning cap, first positioning cap hold with the first drag-line hole in, second positioning cap then hold with the second drag-line hole in.
In the utility model, the 3rd buffer board, the 4th buffer board are rubber tile, are bonded in vertical block, horizontal block inboard respectively by macromolecule polymeric material.
In the utility model, the described first drag-line hole, the second drag-line hole are the reducing hole.
In the utility model, be provided with sealing ring between described first buffer board and the intermediate plate, described first buffer board is a rubber tile, and described intermediate plate constitutes a slide plate chamber towards a surface of described wearing plate, and intermediate plate is a steel plate.
In the utility model, described wearing plate is located in the described slide plate chamber, and wearing plate is polyfluortetraethylene plate or high molecular abrasion-proof plate.
In the utility model, described second buffer board is a corrosion resistant plate.
In the utility model, during use, this external antidetonation shear connector inhaul cable damping support saddle is fixed by bolt that passes down four bight bolts hole of seat board and the built-in fitting on the bridge pier.
The advantage of the technical scheme that the utility model provides:
1) given full play to the advantage of the disclosed a kind of inhaul cable damping support saddle of utility model patent notice of authorization CN201530991U, by adopt external shearing bolt in both lateral sides, make bearing under normal mode of occupation, show as the form of structure of fixed bearing, yet when earthquake takes place, when upper base plate or when down the horizontal force of seat board is greater than the shear strength of shearing bolt, shearing bolt is cut off at the sheared edge place, consumed the part seismic energy on the one hand and protected pontic, bearing is made the transition, become freely movable bearing by fixed bearing, it is stressed to reduce bearing; Simultaneously,, made things convenient for rapid replacing and the reparation after the shake, saved time and cost because shearing bolt is external.
2) when the bearing vertical shift surpassed permissible value, four groups of vertical blocks of drag-line and front and back all participated in limiting the bearing vertical shift.By the position of vertical block and the length of drag-line before and after the appropriate design, make that drag-line also just in time can be given full play to spacing effect when block generation position-limiting action, avoided the situation that causes drag-line to lose efficacy too greatly owing to horizontal force, improve the spacing ability of bearing, strengthened shock resistance.
3) when the bearing transverse shift surpassed permissible value, the horizontal block in both sides can participate in limiting the bearing transverse shift.Both made after the antidetonation shear connector is cut off in block, the both sides block still can be brought into play and stop the laterally excessive relatively displacement of seat board up and down, the effectively generation of anti-falling stop beam.
4) sheathed restoring spring on the drag-line makes the upper and lower seat board reliable reset of bearing after earthquake, bearing can't automatically reset phenomenon after earthquake when having avoided independent employing block spacing;
5) can effectively control three direction displacement, can improve especially have that vertical combination vibration may cause in length and breadth to spacing failure phenomenon.
In a word, the utility model is applicable on the building of railway bridge, road bridge, urban viaduct and various large-scale suspension frame structures and so on, plays cushioning effect.
Description of drawings
Fig. 1,2 is respectively the horizontal and vertical of enforcement assembling assumption diagram of the present utility model.
Fig. 3 is the sectional view of structure.
Number in the figure: 1 is following seat board, and 2 is upper base plate, and 3 is first buffer board, 4 is intermediate plate, and 5 is wearing plate, and 6 is second buffer board, 7 is shearing bolt, and 8 is vertical block, and 9 are the bolt device of dislocating automatically, 10 is the slide plate chamber, and 11 is the 3rd buffer board, and 12 are following seat board bolt hole, 13 is the second drag-line hole, and 14 is horizontal block, and 15 are following seat board bolt, 16 is the upper base plate bolt, and 17 is otic placode, and 18 is sealing ring, 19 is sheared edge, and 20 is the 4th buffer board, and 21 is first bolt hole, 22 is the upper base plate bolt hole, and 23 is drag-line, and 24 is second positioning cap, 25 is restoring spring, and 26 is the first drag-line hole, and 27 for connecting screw thread, 28 is second bolt hole, and 29 is the 3rd bolt hole, and 30 is the seat chamber, 31 is nut, and 32 is spring, and 33 is packing ring, 34 is pedestal, and 35 is first positioning cap.
The specific embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant will be below elaborates in conjunction with the accompanying drawings in the mode of embodiment.
Embodiment 1: ask for an interview Fig. 1, Fig. 2 and Fig. 3, the following seat board 1 of one rectangle, fix with the bridge pier of bridge under user mode, respectively offer seat board bolt hole 12 in four bights of following seat board 1 for this reason, using down, seat board bolt 15 will descend seat board 1 and the built-in fitting on the bridge pier to fix.Following seat board 1 towards on the central authorities of a side hollow out the seat chamber 30 that is formed with a ring-type, in this chamber 30, set gradually first buffer board 3, intermediate plate 4, wearing plate 5 and second buffer board 6 from bottom to up.First buffer board 3 is a rubber tile, and intermediate plate 4 is a steel plate, and wearing plate 5 is polyfluortetraethylene plate or high molecular abrasion-proof plate, and second buffer board 6 is a corrosion resistant plate.Wherein, be provided with sealing ring 18 between first buffer board 3 and intermediate plate 4, and intermediate plate 4 is formed with a slide plate chamber 10, wearing plate 5 is positioned at this slide plate chamber 10.
The upper base plate 2 of one rectangle, fixing with the girder bottom surface (the beam body that also claims bridge) of bridge under user mode, respectively offer a upper base plate bolt hole 22 in four bights of upper base plate 2 for this reason, with upper base plate bolt 16 upper base plate 2 and girder bottom surface are fixed.
Illustrate jointly by Fig. 1, Fig. 2 and Fig. 3, be provided with otic placode 17 in following seat board 1 both lateral sides, otic placode 17 and following seat board 1 positive connection; The plane central authorities of otic placode 17 have one first bolt hole 21, be provided with horizontal block 14 in upper base plate 2 both sides, this horizontal block 14 and upper base plate 2 positive connection, central authorities at horizontal block 14 have one second bolt hole 28, have one the 3rd bolt hole 29 at the upper base plate 2 corresponding laterally positions of block 14, aforesaid first bolt hole 21, second bolt hole 28 and the 3rd bolt hole 29 all correspond to each other.Shearing bolt 7 as one of technical essential of the present utility model is located in aforesaid first to the 3rd bolt hole, wherein, the lower end of shearing bolt 7 is leaning out first bolt hole 21 back with a bolt dislocate automatically device 9 and its connection, specifically: packing ring 33 and spring 32 are nested with on the shearing bolt 7 successively, be rotated with the connection screw thread 27 of nut 31 with shearing bolt 7 lower ends, aforesaid packing ring 33 contacts with otic placode 17; End and the 3rd bolt hole 29 after passing second bolt hole 28 upper end of shearing bolt 7, utilizes the connection screw thread 27 and second bolt hole 28 and the 3rd bolt hole 29 to be rotated with, and specifically also can be fully understood by the signal of Fig. 3; The middle part of shearing bolt 7 constitutes a sheared edge 19 with the constriction state, and the position of sheared edge 19 is corresponding with aforesaid first bolt hole 21, second bolt hole 28 substantially.
Please continue to see Fig. 1, Fig. 2 and Fig. 3, another technical essential of the technical solution of the utility model is to adopt four groups of drag-lines, because four groups of drag-lines 23 are all identical with the bind mode of upper base plate 2, following seat board 1, therefore select one and describes.In the present embodiment, with regard to one group of drag-line 23, it is made up of 2-19 root steel strand, high strength steel tow or carbon fiber.Every group of drag-line lower end connects with following seat board 1 mutually by first positioning cap 35, restoring spring 25, the first drag-line hole 26 respectively, and the upper end connects with upper base plate 2 mutually by second positioning cap 24, restoring spring 25, the second drag-line hole 13 respectively.
Vertically block 8 is anchored on the upper base plate 2, and its height should be able to guarantee can suitable contacting be arranged with following seat board 1 when the bearing vertical shift, so that can be successful spacing.The 3rd buffer board 11 is bonded in vertical block 8 inboards with the organic polymer binding material.Vertically the length of the position of block 8 and drag-line 23 should be determined according to the maximum vertical equity displacement that the upper and lower seat board design of bearing allows, and make drag-line 23 and vertically block 8 can play a role jointly.
Laterally block 14 is anchored on the upper base plate 2, its height should be able to guarantee can suitable contacting be arranged with following seat board 1 when the bearing transverse shift, so that shear connector is cut off the generation of the effectively anti-falling stop beam in back, laterally the position of block 14 should determine that the 4th buffer board 20 is bonded in horizontal block 14 inboards with the organic polymer binding material according to the maximum transversal horizontal movement that the upper and lower seat board design of bearing allows.
Under the normal condition before earthquake takes place, since about the effect of each shearing bolt 7, upper base plate 2, following seat board 1 are coupled as one, thereby the external antidetonation shear connector aseismatic bearing that makes the utility model structure shows as the form of fixed bearing, i.e. the horizontal movement that is retrained between upper base plates 2 and the following seat board 1 by shearing bolt 7.Yet, when earthquake takes place, aforesaid longitudinal horizontal force is during greater than the shear strength of the sheared edge 19 of shearing bolt 7, shearing bolt 7 is cut off, and taken off by the bolt of lower end device 9 bullets of dislocating automatically, as seen, shearing bolt 7 plays the effect of two aspects, the one, can consume the portion of energy that causes upper base plate 2, following seat board 1 horizontal movement that earthquake causes, thus the protection bridge; The 2nd, because shearing bolt 7 disconnects, to have removed upper base plate 2, the constraint of seat board 1 down, the character that makes bearing is multidirectional freely movable bearing transition from previous fixed bearing.Certainly, the power of the sheared edge 19 tolerance fractures of shearing bolt 7 obtains by designing and calculating according to mechanics principle.In addition, after shearing bolt 7 disconnects, when bearing surpasses certain design load at the lengthwise movement shift value, buffer board 11 on vertical block 8 contacts beginning with following seat board spacing, and four groups of drag-lines 23 bear pulling force simultaneously, and then participate in stressed with vertical block 8, promptly make bearing spacing at vertical block and drag-line associating, avoid the effect of being cut that withstands shocks separately of block or drag-line, strengthened shock resistance, meanwhile, when bearing surpassed certain design load at the transverse movement shift value, the buffer board 20 on the horizontal block 14 contacts beginning with following seat board spacing.
As a kind of conversion of the embodiment of the invention, the bearing that cooperates with external antidetonation shear connector device can adopt pot bearing, spherical bearing, also can adopt other types and index.
As another conversion of the embodiment of the invention, described external antidetonation shear connector planar both lateral sides is arranged, also can arrange in vertical both sides.
As another conversion of the embodiment of the invention, described to be arranged on that every side needs according to mechanics as the quantity of the shearing bolt of external antidetonation shear connector can be 1-100 root shearing bolt, and its distribution form should be arranged according to design.
As another conversion of the embodiment of the invention, all can design adjustment as required as the size of the shearing bolt of external antidetonation shear connector and block, the strength of materials, modulus of elasticity etc.
The above-mentioned description to embodiment all is not the restriction to the utility model scheme; therefore; protection scope of the present invention not only is confined to the foregoing description; anyly only be pro forma but not substantial various modification and improvement according to what the utility model design had been done; as long as use external antidetonation shear connector of the present invention on the seat structure, all should be considered as dropping within protection scope of the present invention.

Claims (10)

1. external antidetonation shear connector inhaul cable damping support saddle, comprise that have pedestal (34) and pedestal (34) has following seat board (1), the upper base plate (2) in a chamber (30), be stacked and placed on first buffer board (3), intermediate plate (4), wearing plate (5) and second buffer board (6) in the described seat chamber (30) successively, it is characterized in that: also include shearing bolt (7), drag-line (23), vertically block (8), horizontal block (14), otic placode (17) and the bolt device (9) of dislocating automatically; Each anchoring of vertical every side-lower of described upper base plate (2) has one group of vertical block (8), and its height should be able to guarantee can suitable contacting be arranged with following seat board (1) when bearing is shifted; Each anchoring of horizontal every side-lower of described upper base plate (2) has one group of horizontal block (14), and its height should be able to guarantee can suitable contacting be arranged with following seat board (1) when bearing is shifted; Described shearing bolt (7) is 2, lay respectively at the both lateral sides of bearing, shearing bolt (7) passes second bolt hole (28) of otic placode (17), horizontal block (14) successively, its the upper end with upper base plate (2) on the 3rd bolt hole (29) be rotated with by connecting screw thread (27), the lower end leans out first bolt hole (21) and a bolt on the otic placode (17) device (9) of dislocating automatically and connects, and constitutes sheared edge (19) at the middle part of shearing bolt (7); One end of described drag-line (23) and upper base plate (2) connect, and the other end connects with following seat board (1).
2. according to the described external antidetonation shear connector inhaul cable damping support saddle of claim 1, it is characterized in that the two ends of described shearing bolt (7) all have connection screw thread (27), bolt is dislocated device (9) automatically by this connection screw thread (27) and shearing bolt (7) connection.
3. external antidetonation shear connector inhaul cable damping support saddle according to claim 1, it is characterized in that the described bolt device (9) of dislocating automatically comprises nut (31), spring (32) and packing ring (33), spring (32) and packing ring (33) are nested with on shearing bolt (7), nut (31) spins with connection screw thread (27) and cooperates, and spring (32) is positioned between nut (31) and the packing ring (33).
4. external antidetonation shear connector inhaul cable damping support saddle according to claim 1 is characterized in that described drag-line (23) is made up of 2-19 root steel strand, high strength steel tow or carbon fiber.
5. external antidetonation shear connector inhaul cable damping support saddle according to claim 1, four bights that it is characterized in that described upper base plate (2) respectively are provided with one second drag-line hole (13), accordingly, four bights of following seat board (1) respectively are provided with one first drag-line hole (26), each connects the upper end of every group of drag-line (23) with the corresponding second drag-line hole (13), and each connects the lower end with the corresponding first drag-line hole (26).
6. external antidetonation shear connector inhaul cable damping support saddle according to claim 5 is characterized in that the upper end of described every group of drag-line (23) is provided with one group of restoring spring (25), and the lower end is provided with another group restoring spring (25).
7. external antidetonation shear connector inhaul cable damping support saddle according to claim 5, the upper end that it is characterized in that described every group of drag-line (23) by second positioning cap (24) be fixed in the second drag-line hole (13), the lower end is by first positioning cap (35) and be fixed in the first drag-line hole (26).
8. external antidetonation shear connector inhaul cable damping support saddle according to claim 1 is characterized in that vertical block (8) inboard is bonded with the 3rd buffer board (11).
9. external antidetonation shear connector inhaul cable damping support saddle according to claim 1 is characterized in that horizontal block (14) inboard is bonded with the 4th buffer board (20).
10. external antidetonation shear connector inhaul cable damping support saddle according to claim 1, it is characterized in that being provided with sealing ring (18) between described first buffer board (3) and the intermediate plate (4), described intermediate plate (4) constitutes a slide plate chamber (10) towards a surface of described wearing plate (5).
CN2010205570761U 2010-10-12 2010-10-12 Cable damping support with external anti-seismic shear connectors Expired - Fee Related CN201843072U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205570761U CN201843072U (en) 2010-10-12 2010-10-12 Cable damping support with external anti-seismic shear connectors

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Application Number Priority Date Filing Date Title
CN2010205570761U CN201843072U (en) 2010-10-12 2010-10-12 Cable damping support with external anti-seismic shear connectors

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102747679A (en) * 2012-06-19 2012-10-24 同济大学 Economic arrangement method for inhaul cable shock mounts of continuous girder bridge
CN104404865A (en) * 2014-11-26 2015-03-11 成都市新筑路桥机械股份有限公司 U-shaped damper bearing type vibration absorbing structure
CN107700340A (en) * 2017-09-29 2018-02-16 成都市新筑路桥机械股份有限公司 A kind of one-way movable support with anti-jamming function
CN108004915A (en) * 2017-11-30 2018-05-08 中铁二院工程集团有限责任公司 A kind of novel friction puts bearing
CN109629404A (en) * 2018-12-28 2019-04-16 同济大学 A kind of drag-line limit compound section reduces the large deformation rubber support of shear stiffness
CN116254760A (en) * 2023-05-06 2023-06-13 菏泽城建工程发展集团有限公司 Cable shock attenuation spherical support with shear resistance transition steel sheet structure

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102747679A (en) * 2012-06-19 2012-10-24 同济大学 Economic arrangement method for inhaul cable shock mounts of continuous girder bridge
CN104404865A (en) * 2014-11-26 2015-03-11 成都市新筑路桥机械股份有限公司 U-shaped damper bearing type vibration absorbing structure
CN107700340A (en) * 2017-09-29 2018-02-16 成都市新筑路桥机械股份有限公司 A kind of one-way movable support with anti-jamming function
CN107700340B (en) * 2017-09-29 2024-02-20 成都市新筑路桥机械股份有限公司 Unidirectional movable support with anti-blocking function
CN108004915A (en) * 2017-11-30 2018-05-08 中铁二院工程集团有限责任公司 A kind of novel friction puts bearing
CN108004915B (en) * 2017-11-30 2023-08-11 中铁二院工程集团有限责任公司 Novel friction pendulum support
CN109629404A (en) * 2018-12-28 2019-04-16 同济大学 A kind of drag-line limit compound section reduces the large deformation rubber support of shear stiffness
CN116254760A (en) * 2023-05-06 2023-06-13 菏泽城建工程发展集团有限公司 Cable shock attenuation spherical support with shear resistance transition steel sheet structure
CN116254760B (en) * 2023-05-06 2023-10-31 菏泽城建工程发展集团有限公司 Cable shock attenuation spherical support with shear resistance transition steel sheet structure

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Granted publication date: 20110525

Termination date: 20131012