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CN-224227632-U - Beam falling prevention mechanism and earthquake-resistant building

CN224227632UCN 224227632 UCN224227632 UCN 224227632UCN-224227632-U

Abstract

The utility model provides an anti-falling beam mechanism and an anti-seismic building, and relates to the technical field of buildings. The beam falling prevention mechanism comprises a bridge pier, a bridge, a limiting piece and a traction piece, wherein the bridge is erected at the top of the bridge pier, the limiting piece is arranged on the bridge pier, one end of the traction piece is connected with the bridge, and the other end of the traction piece is connected with the limiting piece. The limiting piece is connected with the bridge through the traction piece, the limiting piece is used for restraining the bridge, preventing the bridge from sliding off from the bridge pier, stability of the bridge relative to the bridge pier is enhanced, risk of the bridge sliding off from the bridge pier can be effectively reduced, and anti-seismic safety of the bridge is improved.

Inventors

  • CUI XIAXIA
  • CHEN ZHOUYU
  • MAO XIANGYANG

Assignees

  • 浙江数智交院科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250430

Claims (10)

  1. 1. The beam falling prevention mechanism is characterized by comprising a bridge pier (100), a bridge (200), a limiting piece (300) and a traction piece (400); Erecting the bridge (200) on the top of the bridge pier (100); The limiting piece (300) is installed in the bridge pier (100), one end of the pulling piece (400) is connected with the bridge (200), and the other end of the pulling piece (400) is connected with the limiting piece (300).
  2. 2. The girder falling prevention mechanism according to claim 1, wherein at least two bridges (200) are erected on top of the bridge pier (100); At least one traction piece (400) is connected to each bridge (200), and the at least one traction piece (400) is connected between the bridge (200) and the limiting piece (300).
  3. 3. The drop beam mechanism of claim 1, wherein the pulling member (400) comprises a first connector (410), an anchor chain (420), and a second connector (430); The first connecting piece (410) is connected with the bridge (200), the second connecting piece (430) is connected with the limiting piece (300), one end of the anchor chain (420) is connected with the first connecting piece (410), and the other end of the anchor chain (420) is connected with the second connecting piece (430).
  4. 4. The beam drop prevention mechanism of claim 3, wherein the second connecting member (430) comprises a joint (431), a hinge (432), and a connecting rod (433); One end of the joint (431) is connected with the anchor chain (420), the other end of the joint (431) is hinged with the hinge piece (432), one end of the connecting rod (433) is connected with the hinge piece (432), and the other end of the connecting rod (433) is connected with the limiting piece (300).
  5. 5. The drop beam mechanism of claim 4, wherein the second connector (430) further comprises a plate member (434) and a threaded fastener (435); the plate (434) is connected with the limiting piece (300), the connecting rod (433) penetrates through the plate (434), the connecting rod (433) is connected with the threaded fastener (435) in a matched mode, and the threaded fastener (435) abuts against the plate (434).
  6. 6. The beam drop prevention mechanism according to claim 5, wherein the stopper (300) is provided with a mounting groove (301), the plate member (434) is inserted into the mounting groove (301), and concrete is poured into the mounting groove (301) to fix the plate member (434).
  7. 7. The beam drop prevention mechanism according to claim 1, wherein the stopper (300) comprises a stopper base (310) and a pushing block (320); The limiting base (310) is installed at the top of the bridge pier (100), the pushing block (320) is installed at the limiting base (310), and the pushing block (320) abuts against the side face of the bridge (200).
  8. 8. The beam drop prevention mechanism according to claim 7, wherein the pulling member (400) is inclined in a direction away from the bridge (200) from an end to which the bridge (200) is connected to an end to which the stopper (300) is connected.
  9. 9. The beam drop prevention mechanism according to claim 7, wherein the stopper (300) further comprises an adjusting lever (330), a movable block (340) and an elastic member (350); The movable block (340) is in sliding fit with the limit base (310) along the extending direction of the bridge (200), the movable block (340) is connected with the pushing block (320), the elastic piece (350) is installed between the movable block (340) and the limit base (310), the adjusting rod (330) is in threaded fit with the limit base (310), and the adjusting rod (330) is in abutting joint with the movable block (340) along the sliding direction of the movable block (340).
  10. 10. An earthquake-resistant building, characterized in that the earthquake-resistant building is equipped with a beam-drop prevention mechanism as claimed in any one of claims 1-9.

Description

Beam falling prevention mechanism and earthquake-resistant building Technical Field The utility model relates to the technical field of buildings, in particular to a beam falling prevention mechanism and an earthquake-resistant building. Background When a bridge structure encounters an earthquake disaster, a main body part erected on a pier has a remarkable sliding risk, and the sliding phenomenon can cause the whole bridge to be unstable and even collapse accidents. In order to improve the earthquake resistance of the bridge, technical measures for enhancing the structural strength of the bridge pier are commonly adopted in engineering practice. However, the method is mainly aimed at reducing the risk of overturning the bridge pier, has limited effect of preventing the bridge main body from relative sliding with the bridge pier, and cannot effectively avoid the bridge falling accident. Therefore, in the anti-seismic design of the bridge, a more effective anti-slip and anti-drop beam technical scheme needs to be further explored so as to comprehensively improve the anti-seismic safety of the bridge structure. Disclosure of utility model The utility model aims to provide a beam falling prevention mechanism and an earthquake-resistant building, so as to relieve the technical problem that a bridge easily slides off a pier in an earthquake. In a first aspect, the beam falling prevention mechanism provided by the utility model comprises a bridge pier, a bridge, a limiting piece and a traction piece; Erecting the bridge at the top of the bridge pier; The limiting piece is arranged on the bridge pier, one end of the traction piece is connected with the bridge, and the other end of the traction piece is connected with the limiting piece. With reference to the first aspect, the present utility model provides a first possible implementation manner of the first aspect, wherein at least two bridges are erected on top of the pier; Each bridge is connected with at least one traction piece, and the at least one traction piece is connected between the bridge and the limiting piece. With reference to the first aspect, the present utility model provides a second possible implementation manner of the first aspect, wherein the pulling member comprises a first connecting member, an anchor chain and a second connecting member; the first connecting piece is connected with the bridge, the second connecting piece is connected with the limiting piece, one end of the anchor chain is connected with the first connecting piece, and the other end of the anchor chain is connected with the second connecting piece. With reference to the second possible implementation manner of the first aspect, the present utility model provides a third possible implementation manner of the first aspect, wherein the second connecting piece includes a joint, a hinge piece and a connecting rod; one end of the connector is connected with the anchor chain, the other end of the connector is hinged with the hinge piece, one end of the connecting rod is connected with the hinge piece, and the other end of the connecting rod is connected with the limiting piece. With reference to the third possible implementation manner of the first aspect, the present utility model provides a fourth possible implementation manner of the first aspect, wherein the second connecting piece further includes a plate and a threaded fastener; The plate is connected with the limiting piece, the connecting rod penetrates through the plate, the connecting rod is connected with the threaded fastener in a matched mode, and the threaded fastener abuts against the plate. With reference to the fourth possible implementation manner of the first aspect, the present utility model provides a fifth possible implementation manner of the first aspect, wherein the limiting member is provided with a mounting groove, and the plate is inserted into the mounting groove, and concrete is poured into the mounting groove to fix the plate. With reference to the first aspect, the present utility model provides a sixth possible implementation manner of the first aspect, wherein the limiting piece includes a limiting base and a pushing block; The limiting base is arranged at the top of the bridge pier, the pushing block is arranged at the limiting base, and the pushing block is abutted against the side face of the bridge. With reference to the sixth possible implementation manner of the first aspect, the present utility model provides a seventh possible implementation manner of the first aspect, wherein the pulling member is inclined in a direction away from the bridge from an end connected to the bridge to an end connected to the limiting member. With reference to the sixth possible implementation manner of the first aspect, the present utility model provides an eighth possible implementation manner of the first aspect, wherein the limiting piece further includes an adjusting rod, a movable block, and an elastic pi