CN-119266172-B - Anti-seismic device for large aqueduct and large aqueduct

CN119266172BCN 119266172 BCN119266172 BCN 119266172BCN-119266172-B

Abstract

The invention discloses an anti-seismic device for a large aqueduct and the large aqueduct, wherein the large aqueduct is provided with a groove pier and a groove body, a support is arranged between the groove pier and the groove body, and the anti-seismic device comprises: the first connecting seat, the second connecting seat and the shock absorber are arranged on the groove body, the second connecting seat is arranged on the groove pier, the first connecting seat and the second connecting seat are arranged at intervals in the first direction, the shock absorber is connected between the first connecting seat and the second connecting seat, and the shock absorber can slide along the second direction relative to the first connecting seat and the second connecting seat. Therefore, the shock absorber can slide along the second direction relative to the first connecting seat and the second connecting seat so as to adapt to the deformation direction of the support when the support deforms under the influence of temperature, the shock absorber is prevented from obstructing the deformation of the support, meanwhile, under the condition of small shock, the stress deformation direction of the shock absorber is the same as the stress deformation direction of the support, so that the earthquake force born by the support is reduced, the risk of the damage of the support is reduced, and under the condition of large shock, the shock absorber can yield and consume energy, absorb the earthquake energy transmitted to the support, and reduce the risk of collision between the groove pier and the groove body.

Inventors

PAN PENG
Jin Yongqian
LI RAN
BAI RUI
TANG JUN
HAN ZHONGQI
SHI YUNJIAN
ZENG XIANZHI
WANG HAISHEN
GU WENLAN
ZHANG MENGYUN

Assignees

清华大学
云南省滇中引水工程有限公司

Dates

Publication Date: 20260512
Application Date: 20241118

Claims (8)

1. An anti-seismic device for a large aqueduct, the large aqueduct having a pier (210) and a body (220), the pier (210) and the body (220) being provided with a support (240) therebetween, the anti-seismic device comprising: The first connecting seat (110), the first connecting seat (110) is arranged on the groove body (220), and the first connecting seat (110) is provided with a first mounting groove (111) which is concave towards a first side in a first direction and is opened towards a second side in the first direction; The second connecting seat (120), the second connecting seat (120) is arranged on the groove pier (210), the first connecting seat (110) and the second connecting seat (120) are arranged at intervals in the first direction, the second connecting seat (120) is provided with a second mounting groove (121) which is concave towards the second side and is open towards the first side, and the first mounting groove (111) and the second mounting groove (121) are arranged oppositely in the first direction; a shock absorber (130), the shock absorber (130) comprising: a damper body (131); A first mounting seat (132), wherein the first mounting seat (132) is connected to a first side of the damper main body (131) in the first direction, and the first mounting seat (132) is slidably mounted on the first connecting seat (110) along the second direction and is arranged in the first mounting groove (111); A second mounting seat (133), wherein the second mounting seat (133) is connected to a second side of the damper main body (131) in the first direction, and the second mounting seat (133) is slidably mounted on the second connecting seat (120) along the second direction and is arranged in the second mounting groove (121); the first mounting groove (111) is internally provided with a first sliding groove (1111) concavely arranged along the vertical direction and extending along the first direction, the first mounting seat (132) is provided with a first sliding block (1321), the first sliding block (1321) is in sliding fit with the first sliding groove (1111), the second mounting groove (121) is internally provided with a second sliding groove (1211) concavely arranged along the vertical direction and extending along the first direction, the second mounting seat (133) is provided with a second sliding block (1331), and the second sliding block (1331) is in sliding fit with the second sliding groove (1211); The first direction and the second direction are both horizontal directions, and the first direction and the second direction are mutually perpendicular.
2. The anti-seismic device according to claim 1, characterized in that the inner wall surface of the first mounting groove (111) is provided with a first wear-resistant coating; and/or the inner wall surface of the second mounting groove (121) is provided with a second wear-resistant coating.
3. The anti-seismic device according to claim 1, characterized in that the outer wall surface of the first slider (1321) is provided with a third wear-resistant coating; and/or the outer wall surface of the second sliding block (1331) is provided with a fourth wear-resistant coating.
4. The anti-seismic device according to claim 1, characterized in that the first connection seat (110) is arranged at the bottom of the tank body (220), and the top of the first connection seat (110) is provided with a first connection portion (112), and the first connection portion (112) is used for being connected with the tank body (220); and/or, a second connecting part (122) is arranged on one side surface of the second connecting seat (120) facing away from the first connecting seat (110) in the first direction, and the second connecting part (122) is used for being connected with the groove pier (210).
5. The anti-seismic device according to claim 1, characterized in that said first connection seat (110) is provided with a first weight-reducing groove (113); And/or the second connecting seat (120) is provided with a second weight reducing groove (123).
6. A large aqueduct, characterized by comprising an anti-seismic device according to any one of claims 1-5.
7. The large aqueduct of claim 6, further comprising a monitoring component (230), the monitoring component (230) comprising: An acceleration sensor (231), wherein the acceleration sensor (231) is arranged on the anti-seismic device; a force sensor (232), wherein the force sensor (232) is arranged on the anti-seismic device; And a wireless transmission device (233), wherein the wireless transmission device (233) is electrically connected with the acceleration sensor (231) and the force sensor (232).
8. The large aqueduct according to claim 7, characterized in that the acceleration sensor (231) comprises: The first acceleration sensor (2311), the first acceleration sensor (2311) is arranged on the first connecting seat (110) and is used for acquiring the acceleration time course of the first connecting seat (110); and the second acceleration sensor (2312) is arranged on the second connecting seat (120) and is used for acquiring the acceleration time course of the second connecting seat (120).

Description

Anti-seismic device for large aqueduct and large aqueduct Technical Field The invention relates to the technical field of hydraulic engineering, in particular to an anti-seismic device for a large aqueduct and the large aqueduct. Background Large aqueducts are important water conservancy facilities, and supports on large aqueducts are key components in aqueduct construction. In the related art, the support is a weak part of the large aqueduct, and the support is easily damaged when an earthquake occurs, so that the tank body and the tank pier are easily collided, and the structural safety of the large aqueduct is poor. Disclosure of Invention The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the anti-seismic device for the large aqueduct, which can effectively reduce the risk of damaging the support and is beneficial to improving the structural safety of the large aqueduct. The anti-seismic device for the large aqueduct comprises a groove pier and a groove body, wherein a support is arranged between the groove pier and the groove body, the anti-seismic device comprises a first connecting seat, a second connecting seat, a shock absorber and a shock absorber, the first connecting seat and the second connecting seat are arranged on the groove pier at intervals in a first direction, the shock absorber is connected between the first connecting seat and the second connecting seat, the shock absorber can slide along a second direction relative to the first connecting seat and the second connecting seat, the first direction and the second direction are both horizontal directions, and the first direction and the second direction are mutually perpendicular. According to the anti-seismic device for the large aqueduct, the first connecting seat and the second connecting seat are respectively arranged on the duct body and the duct pier, so that the arrangement of the shock absorber is facilitated, the shock absorber can slide along the second direction relative to the first connecting seat and the second connecting seat, and the moving direction of the shock absorber is the same as the deformation direction of the support, so that the shock absorber is prevented from obstructing the deformation of the support; the shock absorber can bear force together with the support in a first direction under the condition of small shock so as to reduce the shock force borne by the support and reduce the risk of damage to the support, and can yield and consume energy to absorb the seismic energy transferred to the support under the condition of large shock so as to reduce the risk of collision between the groove pier and the groove body and be beneficial to improving the structural stability and the safety of the large-sized aqueduct. According to some embodiments of the invention, the shock absorber comprises a shock absorber body, a first mounting seat connected to a first side of the shock absorber body in the first direction and slidably mounted to the first connecting seat in the second direction, and a second mounting seat connected to a second side of the shock absorber body in the first direction and slidably mounted to the second connecting seat in the second direction. According to some embodiments of the invention, the first connecting seat is provided with a first mounting groove which is concave towards the first side and is opened towards the second side, the first mounting groove is used for mounting the first mounting seat, the second connecting seat is provided with a second mounting groove which is concave towards the second side and is opened towards the first side, the second mounting groove is used for mounting the second mounting seat, and the first mounting groove and the second mounting groove are oppositely arranged in the first direction. According to some embodiments of the invention, the inner wall surface of the first mounting groove is provided with a first wear-resistant coating, and/or the inner wall surface of the second mounting groove is provided with a second wear-resistant coating. According to some embodiments of the invention, a first sliding groove concavely arranged along the vertical direction and extending along the first direction is arranged in the first mounting groove, a first sliding block is arranged on the first mounting seat and is in sliding fit with the first sliding groove, a second sliding groove concavely arranged along the vertical direction and extending along the first direction is arranged in the second mounting groove, and a second sliding block is arranged on the second mounting seat and is in sliding fit with the second sliding groove. According to some embodiments of the invention, the outer wall surface of the first slider is provided with a third wear-resistant coating and/or the outer wall surface of the second slider is provided with a fourth wear-resistant coating. According to som