CN208884340U - A kind of bridge earthquake resistance stabilising arrangement for civil engineering - Google Patents

A kind of bridge earthquake resistance stabilising arrangement for civil engineering Download PDF

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Publication number
CN208884340U
CN208884340U CN201821669617.2U CN201821669617U CN208884340U CN 208884340 U CN208884340 U CN 208884340U CN 201821669617 U CN201821669617 U CN 201821669617U CN 208884340 U CN208884340 U CN 208884340U
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CN
China
Prior art keywords
bridge
block
connecting rod
support
link
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Expired - Fee Related
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CN201821669617.2U
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Chinese (zh)
Inventor
蒲育
赵海英
任永忠
罗玚
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Lanzhou Institute of Technology
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Lanzhou Institute of Technology
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Priority to CN201821669617.2U priority Critical patent/CN208884340U/en
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Publication of CN208884340U publication Critical patent/CN208884340U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of bridge earthquake resistance stabilising arrangements for civil engineering, including support, bridge pier and groove, groove is equipped in the middle part of the support, the inside grooves lower end is equipped with second buffer layer, the second buffer layer upper end is equipped with support plate, and the support plate upper end is equipped with bridge pier.The utility model designs rationally in structure; limited support mechanism is set; be conducive to reinforce the connection between fixing seat and bridge floor; enhance anti seismic efficiency; under Earthquake Inertia Force Acting effect; it not will lead to the internal force that bridge structure a part generates or the limit that displacement is constructed more than structure and the strength of materials can bear to which different degrees of destruction occur, be conducive to people in earthquake to the protection of bridge;Lateral buffer gear, longitudinal buffer mechanism are set and compress mechanism, advantageously ensures that the stability between support and bridge pier, increase bridge pier it is horizontal and vertical to support between bumper and absorbing shock, carry out effective antidetonation.

Description

A kind of bridge earthquake resistance stabilising arrangement for civil engineering
Technical field
The utility model relates to bridge earthquake resistance field of mechanical technique, specifically a kind of bridge earthquake resistance for civil engineering is steady Determine device.
Background technique
Bridge refers generally to be erected in rivers,lakes and seas, the structures for making traffic etc. that can smoothly pass through.It is modern to adapt to The transportation industry of high speed development, bridge be also extended to across mountain stream, unfavorable geology or meet other traffic need and set up make Current more convenient and fast building.Bridge is generally made of superstructure, substructure, support and attached structure, top knot Structure is also known as bridge span structure, is across the primary structure of obstacle;Substructure includes abutment, bridge pier and basis;Support is spanning knot The load transfer device of the bearing place setting of structure and bridge pier or abutment;Attached structure then refer to transition slab at bridge head, truncated cone banking, shore protection, Training works etc..
Support among bridge is most important, primarily serves support and stable effect, currently, making in bridge pad With needing to be arranged the device of damping in the process, to guarantee the stability of bridge pier, but one layer of damping device is only set at present, Cause damping and anti seismic efficiency poor, and then influence the use of bridge, while not having the effect of lateral bumper and absorbing shock, can not carry out Effective antidetonation.
Therefore, those skilled in the art provide a kind of bridge earthquake resistance stabilising arrangement for civil engineering, on solving State the problem of proposing in background technique.
Summary of the invention
It is above-mentioned to solve the purpose of this utility model is to provide a kind of bridge earthquake resistance stabilising arrangement for civil engineering The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions:
A kind of bridge earthquake resistance stabilising arrangement for civil engineering, including support, bridge pier and groove, the support middle part are set Fluted, the inside grooves lower end is equipped with second buffer layer, and the second buffer layer upper end is equipped with support plate, the support plate Upper end is equipped with bridge pier, and lower part is symmetrically arranged with the first translot at left and right sides of the groove, and it is slow to be equipped with first inside first translot Layer is rushed, is symmetrically arranged at left and right sides of the support plate and compresses mechanism, the mechanism slips that compress connect the first translot inner wall, described Top is symmetrically arranged with the second translot at left and right sides of groove, and bridge pier left and right sidewall top is symmetrically arranged with connecting rod, in the connecting rod Portion is arranged with longitudinal buffer mechanism, and the longitudinal buffer mechanism connects the second translot, left and right pair between the bridge pier and groove Claim to be equipped with lateral buffer gear, the bridge pier upper end is equipped with fixing seat, is symmetrically arranged with limit at left and right sides of the fixing seat upper end Supporting mechanism, limited support mechanism upper end are equipped with bridge floor.
As a further solution of the present invention: the limited support mechanism includes hydraulic cylinder, lower fixed block, upper fixation Block and steel cable, the hydraulic cylinder are symmetricly set at left and right sides of fixing seat upper end, and the piston rod side wall of the hydraulic cylinder is arranged with The piston rod end of compressed spring, the hydraulic cylinder connects bridge floor;Lower fixation is symmetrically arranged at left and right sides of the fixing seat upper end Block, the bridge floor lower end left and right sides are symmetrically arranged with fixed block, steel cable, institute are equipped between the lower fixed block and upper fixed block It states steel cable both ends and is symmetrically arranged with ball, be separately connected upper fixed block and lower fixed block positioned at the ball of the steel cable upper and lower end parts, The steel cable side wall is symmetrical above and below to be arranged with reinforcement block.
The lateral buffer gear includes first connecting rod, second connecting rod, branch as a further solution of the present invention, Support member, fixing piece and sliding bar, in groove inner wall, the fixing piece is arranged in bridge pier lower sidewall, institute for the supporting element setting It states sliding bar to be arranged between groove inner wall and bridge pier, the sliding bar upper and lower ends are symmetrically arranged with limit plate, the sliding bar It is arranged with the first spring in the middle part of side wall, the sliding bar side wall is symmetrical above and below to be arranged with sliding block, and the sliding block is separately connected first Spring wherein one end end is equipped with first connecting rod between the sliding block and fixing piece, the is equipped between the sliding block and supporting element Two connecting rods.
The longitudinal buffer mechanism includes dashpot, link slot, the second bullet as a further solution of the present invention, Spring, fourth link, sliding panel and fixed link, the link slot are symmetricly set on the second translot upper and lower end parts, the fixed rod set It is located in the middle part of connecting rod, the both ends of the fixed link all extend to inside link slot, and the is equipped between the link slot and fixed link Three buffer layer, the fixed link top and bottom sidewall middle part are symmetrically arranged with sliding panel, and the fixed link top and bottom sidewall is symmetrically arranged with Second spring, one end of the second spring connect sliding panel, and the other end of the second spring connects third buffer layer, described Sliding panel side wall bilateral symmetry is equipped with fitting, one end of the fitting connection fourth link;The dashpot is symmetrical arranged The two sides above and below the second translot, the dashpot inner wall bilateral symmetry are equipped with locating part, are equipped with slide bar, institute between the locating part Slide bar sidewall sheath is stated equipped with press block, the other end of the press block connection fourth link, between the press block and locating part Slide bar side wall be arranged with third spring.
As a further solution of the present invention, it is described compress mechanism include supporting block, third connecting rod, link block and Push plate, the link block are symmetricly set on the left and right sidewall of support plate, and one end of the link block connection third connecting rod is described to push away Plate is slidably connected with the first translot inner wall, and the supporting block setting is connected in push plate inner sidewall, the other end of the third connecting rod Supporting block.
The model HSG63*35*350-16Mpa of the hydraulic cylinder as a further solution of the present invention,.
Compared with prior art, the utility model has the beneficial effects that
The utility model designs rationally in structure, and limited support mechanism is arranged, be conducive to reinforce fixing seat and bridge floor it Between connection, enhance anti seismic efficiency, Earthquake Inertia Force Acting effect under, not will lead to bridge structure a part generate internal force or Displacement is more than the limit that structure construction can bear with the strength of materials so that different degrees of destruction occur, and is conducive to people on ground Protection of the earthquake centre to bridge;Lateral buffer gear, longitudinal buffer mechanism are set and compress mechanism, advantageously ensures that support and bridge pier Between stability, increase bridge pier it is horizontal and vertical to support between bumper and absorbing shock, carry out effective antidetonation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the bridge earthquake resistance stabilising arrangement for civil engineering.
Fig. 2 is the structural schematic diagram for A in the bridge earthquake resistance stabilising arrangement of civil engineering.
Fig. 3 is the structural schematic diagram for B in the bridge earthquake resistance stabilising arrangement of civil engineering.
Fig. 4 is the structural schematic diagram for C in the bridge earthquake resistance stabilising arrangement of civil engineering.
Fig. 5 is the structural schematic diagram for D in the bridge earthquake resistance stabilising arrangement of civil engineering.
In figure: support 1, first buffer layer 2, second buffer layer 3, support plate 4, connecting rod 5, limited support mechanism 6, hydraulic cylinder 601, lower fixed block 602, compressed spring 603, steel cable 604, reinforcement block 605, ball 606, upper fixed block 607, bridge pier 7, fixation Seat 8, bridge floor 9, lateral buffer gear 10, first connecting rod 1001, second connecting rod 1002, sliding block 1003, sliding bar 1004, the first bullet Spring 1005, supporting element 1006, limit plate 1007, fixing piece 1008, longitudinal buffer mechanism 11, second spring 1101, sliding panel 1102, fourth link 1103, press block 1104, slide bar 1105, third spring 1106, dashpot 1107, link slot 1108, fixation Bar 1109, locating part 1111, fitting 1112, compresses mechanism 12, link block 1201, third connecting rod at third buffer layer 1110 1202, supporting block 1203, push plate 1204, groove 13, the first translot 14, the second translot 15.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~5, in the utility model embodiment, a kind of bridge earthquake resistance stabilising arrangement for civil engineering, packet Support 1, bridge pier 7 and groove 13 are included, groove 13 is equipped in the middle part of the support 1,13 interior lower end of groove is equipped with the second buffering Layer 3,3 upper end of second buffer layer are equipped with support plate 4, and 4 upper end of support plate is equipped with bridge pier 7, the groove 13 or so two Side lower part is symmetrically arranged with the first translot 14, is equipped with first buffer layer 2, the support plate 4 or so two inside first translot 14 Side, which is symmetrically arranged with, compresses mechanism 12, and the mechanism 12 that compresses is slidably connected 14 inner wall of the first translot, 13 left and right sides of groove Top is symmetrically arranged with the second translot 15, and the 7 left and right sidewall top of bridge pier is symmetrically arranged with connecting rod 5, and 5 middle part of connecting rod is arranged There is longitudinal buffer mechanism 11, the longitudinal buffer mechanism 11 connects the second translot 15, left and right pair between the bridge pier 7 and groove 13 Claim to be equipped with lateral buffer gear 10,7 upper end of bridge pier is equipped with fixing seat 8, is symmetrically arranged at left and right sides of 8 upper end of fixing seat Limited support mechanism 6,6 upper end of limited support mechanism are equipped with bridge floor 9.
The limited support mechanism 6 includes hydraulic cylinder 601, lower fixed block 602, upper fixed block 607 and steel cable 604, described Hydraulic cylinder 601 is symmetricly set at left and right sides of 8 upper end of fixing seat, and the piston rod side wall of the hydraulic cylinder 601 is arranged with compression bullet The piston rod end of spring 603, the hydraulic cylinder 601 connects bridge floor 9;It is symmetrically arranged at left and right sides of 8 upper end of fixing seat lower solid Determine block 602, is symmetrically arranged with fixed block 607, the lower fixed block 602 and upper fixed block 607 at left and right sides of 9 lower end of bridge floor Between be equipped with steel cable 604,604 both ends of steel cable are symmetrically arranged with ball 606, positioned at the ball of 604 upper and lower end parts of steel cable 606 are separately connected fixed block 607 and lower fixed block 602, and 604 side wall of steel cable is symmetrical above and below to be arranged with reinforcement block 605.
The transverse direction buffer gear 10 includes first connecting rod 1001, second connecting rod 1002, supporting element 1006, fixing piece 1008 With sliding bar 1004, in 13 inner wall of groove, the fixing piece 1008 is arranged under 7 side wall of bridge pier for the setting of supporting element 1006 Portion, the sliding bar 1004 are arranged between 13 inner wall of groove and bridge pier 7, and 1004 upper and lower ends of sliding bar are symmetrically arranged with limit Position plate 1007,1004 side wall of the sliding bar middle part are arranged with the first spring 1005, and 1004 side wall of sliding bar is symmetrical above and below Be arranged with sliding block 1003, the sliding block 1003 is separately connected the first spring 1005 wherein one end end, the sliding block 1003 with it is solid Determine to be equipped with first connecting rod 1001 between part 1008, second connecting rod 1002 is equipped between the sliding block 1003 and supporting element 1006.
The longitudinal buffer mechanism 11 includes dashpot 1107, link slot 1108, second spring 1101, fourth link 1103, sliding panel 1102 and fixed link 1109, the link slot 1108 is symmetricly set on 15 upper and lower end parts of the second translot, described solid Fixed pole 1109 is set in 5 middle part of connecting rod, and the both ends of the fixed link 1109 all extend to inside link slot 1108, the link slot It is equipped with third buffer layer 1110 between 1108 and fixed link 1109, is symmetrically arranged with cunning in the middle part of 1109 top and bottom sidewall of fixed link Movable plate 1102,1109 top and bottom sidewall of fixed link are symmetrically arranged with second spring 1101, one end of the second spring 1101 Sliding panel 1102 is connected, the other end of the second spring 1101 connects third buffer layer 1110,1102 side wall of sliding panel Bilateral symmetry is equipped with fitting 1112, and the fitting 1112 connects one end of fourth link 1103;The dashpot 1107 is right Claim setting in about 15 two sides of the second translot, 1107 inner wall of the dashpot bilateral symmetry is equipped with locating part 1111, the limit It is equipped with slide bar 1105 between part 1111,1105 sidewall sheath of slide bar is equipped with press block 1104, the press block 1104 connection the The other end of double leval jib 1103,1105 side wall of slide bar between the press block 1104 and locating part 1111 are arranged with third bullet Spring 1106.
The mechanism 12 that compresses includes supporting block 1203, third connecting rod 1202, link block 1201 and push plate 1204, the company The left and right sidewall that block 1201 is symmetricly set on support plate 4 is connect, the link block 1201 connects one end of third connecting rod 1202, described Push plate 1204 is slidably connected with 14 inner wall of the first translot, and the supporting block 1203 is arranged in 1204 inner sidewall of push plate, the third The other end of connecting rod 1202 connects supporting block 1203.
The model HSG63*35*350-16Mpa of the hydraulic cylinder 601.
The working principle of the utility model is:
The utility model relates to a kind of bridge earthquake resistance stabilising arrangements for civil engineering, and when an earthquake occurs, bridge pier 7 is right Support 1 carry out up and down direction vibration, second buffer layer 3 to bridge pier 7 carry out up and down direction buffering, and compress mechanism 12 by The first buffer layer 2 of downward power, the two sides to the left and right of push plate 1204 is pushed, and downward active force is discharged;It is longitudinal simultaneously slow The second spring 1101 and third spring 1106 of punch mechanism 11 are squeezed, and also discharge downward power, 13 left and right sidewall pair of groove Claim to be equipped with lateral buffer gear 10, the power for generating left and right directions to earthquake is alleviated, advantageously ensure that support 1 and bridge pier 7 it Between stability, increase bridge pier 7 it is horizontal and vertical to support 1 between bumper and absorbing shock, carry out effective antidetonation;7 upper end of bridge pier Equipped with fixing seat 8,8 upper end of fixing seat is equipped with limited support mechanism 6, and limited support mechanism 6 connects bridge floor 9, limited support mechanism 6 It is rigidly connected by hydraulic cylinder 601 to bridge floor 9,604 both ends of steel cable are separately connected 607 He of fixed block by ball 606 Lower fixed block 602,604 side wall of steel cable is symmetrical above and below to be arranged with reinforcement block 605, is conducive to reinforce between fixing seat 8 and bridge floor 9 Connection enhances anti seismic efficiency, under Earthquake Inertia Force Acting effect, not will lead to the internal force or displacement that bridge structure a part generates The limit that can bear with the strength of materials is constructed more than structure to which different degrees of destruction occur, is conducive to people in earthquake Protection to bridge.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. a kind of bridge earthquake resistance stabilising arrangement for civil engineering, including support (1), bridge pier (7) and groove (13), feature It is: is equipped with groove (13) in the middle part of the support (1), groove (13) interior lower end is equipped with second buffer layer (3), and described the Two buffer layers (3) upper end is equipped with support plate (4), and support plate (4) upper end is equipped with bridge pier (7), groove (13) left and right two Side lower part is symmetrically arranged with the first translot (14), is equipped with first buffer layer (2) inside first translot (14), the support plate (4) left and right sides is symmetrically arranged with and compresses mechanism (12), and the mechanism (12) that compresses is slidably connected the first translot (14) inner wall, described Top is symmetrically arranged with the second translot (15) at left and right sides of groove (13), and bridge pier (7) the left and right sidewall top is symmetrically arranged with connecting rod (5), it is arranged with longitudinal buffer mechanism (11) in the middle part of the connecting rod (5), the longitudinal buffer mechanism (11) connects the second translot (15), lateral buffer gear (10) is symmetrically equipped between the bridge pier (7) and groove (13), bridge pier (7) upper end is set Have fixing seat (8), is symmetrically arranged with limited support mechanism (6) at left and right sides of fixing seat (8) upper end, the limited support mechanism (6) upper end is equipped with bridge floor (9).
2. the bridge earthquake resistance stabilising arrangement according to claim 1 for civil engineering, it is characterised in that: the limit branch Support mechanism (6) includes hydraulic cylinder (601), lower fixed block (602), upper fixed block (607) and steel cable (604), the hydraulic cylinder (601) it is symmetricly set at left and right sides of fixing seat (8) upper end, the piston rod side wall of the hydraulic cylinder (601) is arranged with compression bullet The piston rod end of spring (603), the hydraulic cylinder (601) connects bridge floor (9);It is symmetrical at left and right sides of fixing seat (8) upper end Equipped with lower fixed block (602), it is symmetrically arranged with fixed block (607) at left and right sides of bridge floor (9) lower end, the lower fixed block (602) steel cable (604) are equipped between upper fixed block (607), steel cable (604) both ends are symmetrically arranged with ball (606), are located at The ball (606) of steel cable (604) upper and lower end parts is separately connected fixed block (607) and lower fixed block (602), the steel cable (604) side wall is symmetrical above and below is arranged with reinforcement block (605).
3. the bridge earthquake resistance stabilising arrangement according to claim 1 for civil engineering, it is characterised in that: the transverse direction is slow Punch mechanism (10) includes first connecting rod (1001), second connecting rod (1002), supporting element (1006), fixing piece (1008) and sliding bar (1004), in groove (13) inner wall, the fixing piece (1008) is arranged under bridge pier (7) side wall for supporting element (1006) setting Portion, the sliding bar (1004) are arranged between groove (13) inner wall and bridge pier (7), sliding bar (1004) upper and lower ends pair Claim to be equipped with limit plate (1007), is arranged with the first spring (1005), the sliding bar in the middle part of sliding bar (1004) side wall (1004) side wall is symmetrical above and below is arranged with sliding block (1003), and the sliding block (1003) is separately connected the first spring (1005) wherein one End is held, is equipped with first connecting rod (1001) between the sliding block (1003) and fixing piece (1008), the sliding block (1003) and branch Second connecting rod (1002) are equipped between support member (1006).
4. the bridge earthquake resistance stabilising arrangement according to claim 1 for civil engineering, it is characterised in that: the longitudinal direction is slow Punch mechanism (11) includes dashpot (1107), link slot (1108), second spring (1101), fourth link (1103), sliding panel (1102) and fixed link (1109), the link slot (1108) are symmetricly set on the second translot (15) upper and lower end parts, the fixation Bar (1109) is set in the middle part of connecting rod (5), and the both ends of the fixed link (1109) all extend to link slot (1108) inside, described Third buffer layer (1110) are equipped between link slot (1108) and fixed link (1109), in fixed link (1109) top and bottom sidewall Portion is symmetrically arranged with sliding panel (1102), and fixed link (1109) top and bottom sidewall is symmetrically arranged with second spring (1101), institute State one end connection sliding panel (1102) of second spring (1101), the other end connection third buffering of the second spring (1101) Layer (1110), sliding panel (1102) side wall bilateral symmetry are equipped with fitting (1112), fitting (1112) connection the One end of double leval jib (1103);The dashpot (1107) is symmetricly set on the second translot (15) two sides up and down, the dashpot (1107) inner wall bilateral symmetry is equipped with locating part (1111), is equipped with slide bar (1105) between the locating part (1111), the cunning Bar (1105) sidewall sheath is equipped with press block (1104), the other end of press block (1104) connection fourth link (1103), institute Slide bar (1105) side wall stated between press block (1104) and locating part (1111) is arranged with third spring (1106).
5. the bridge earthquake resistance stabilising arrangement according to claim 1 for civil engineering, it is characterised in that: described to compress machine Structure (12) includes supporting block (1203), third connecting rod (1202), link block (1201) and push plate (1204), the link block (1201) it is symmetricly set on the left and right sidewall of support plate (4), the link block (1201) connects the one end of third connecting rod (1202), The push plate (1204) is slidably connected with the first translot (14) inner wall, and supporting block (1203) setting is on the inside of push plate (1204) The other end of wall, the third connecting rod (1202) connects supporting block (1203).
6. the bridge earthquake resistance stabilising arrangement according to claim 2 for civil engineering, it is characterised in that: the hydraulic cylinder (601) model HSG63*35*350-16Mpa.
CN201821669617.2U 2018-10-15 2018-10-15 A kind of bridge earthquake resistance stabilising arrangement for civil engineering Expired - Fee Related CN208884340U (en)

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Application Number Priority Date Filing Date Title
CN201821669617.2U CN208884340U (en) 2018-10-15 2018-10-15 A kind of bridge earthquake resistance stabilising arrangement for civil engineering

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Application Number Priority Date Filing Date Title
CN201821669617.2U CN208884340U (en) 2018-10-15 2018-10-15 A kind of bridge earthquake resistance stabilising arrangement for civil engineering

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Publication Number Publication Date
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110258316A (en) * 2019-05-31 2019-09-20 中国建设基础设施有限公司 A kind of bridge buffering pedestal
CN110904811A (en) * 2019-12-23 2020-03-24 李三红 Stabilizing device for large-span concrete-filled steel tube arch bridge
CN111411575A (en) * 2020-03-16 2020-07-14 邢台路桥建设总公司 Road and bridge shock-absorbing support and mounting method thereof
CN111608693A (en) * 2020-06-02 2020-09-01 仲恺农业工程学院 High-strength steel pipe concrete arch
CN112962439A (en) * 2021-02-05 2021-06-15 付业喜 Plane bridge beam supports
CN112962438A (en) * 2021-02-05 2021-06-15 付业喜 Movable bridge support
CN112962437A (en) * 2021-02-05 2021-06-15 付业喜 Bridge bearing
CN113265942A (en) * 2021-06-22 2021-08-17 宗杰 T-shaped bridge damping method

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110258316A (en) * 2019-05-31 2019-09-20 中国建设基础设施有限公司 A kind of bridge buffering pedestal
CN110904811A (en) * 2019-12-23 2020-03-24 李三红 Stabilizing device for large-span concrete-filled steel tube arch bridge
CN110904811B (en) * 2019-12-23 2020-11-27 徐州融创达电子科技有限公司 Stabilizing device for large-span concrete-filled steel tube arch bridge
CN111411575A (en) * 2020-03-16 2020-07-14 邢台路桥建设总公司 Road and bridge shock-absorbing support and mounting method thereof
CN111411575B (en) * 2020-03-16 2021-07-02 邢台路桥建设总公司 Road and bridge shock-absorbing support and mounting method thereof
CN111608693A (en) * 2020-06-02 2020-09-01 仲恺农业工程学院 High-strength steel pipe concrete arch
CN112962439A (en) * 2021-02-05 2021-06-15 付业喜 Plane bridge beam supports
CN112962438A (en) * 2021-02-05 2021-06-15 付业喜 Movable bridge support
CN112962437A (en) * 2021-02-05 2021-06-15 付业喜 Bridge bearing
CN113265942A (en) * 2021-06-22 2021-08-17 宗杰 T-shaped bridge damping method

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190521

Termination date: 20211015