Multi-dimensional multi-mode ground shock test device of building curtain wall

Abstract

The invention relates to a multi-dimensional multi-mode ground shock test device of a building curtain wall. The test device comprises a three-directional six-freedom degree simulation earthquake shock platform, a steel structure frame, a horizontal displacement loading rigid frame, a vertical displacement loading rigid frame, a vertical displacement loading counter-force beam, a connecting plate, a connecting plate, a connecting plate, an internal thread sleeve, bolts, screws and corresponding nuts, wherein the steel structure frame is fixed at a platform surface of the three-directional six-freedom degree simulation earthquake shock platform; three-directional acceleration action loading is realized on the platform surface of the three-directional six-freedom degree simulation earthquake shock platform; the horizontal displacement loading rigid frame is connected with a steel structure frame column through a connection mode that horizontal displacement can be adjusted, thereby realizing horizontal displacement action loading; and the vertical displacement loading rigid frame is connected with the steel structure frame column through a connection mode that vertical displacement can be adjusted, thereby realizing vertical displacement action loading. With the adoption of the test device, multi-dimensional multi-mode ground shock loading can be realized, and repeated loading of the horizontal displacement and the vertical displacement can be realized; and the test device is simple in structure and convenient and safe to operate.

Description

technical field [0001] The invention belongs to the technical field of seismic performance testing of building curtain walls, in particular to a multi-dimensional and multi-mode ground motion test device for building curtain walls. Background technique [0002] The simulated earthquake shaking table test is an important method for testing the seismic performance of building curtain walls. The specific method is: design a frame to simulate the main structure, select a typical curtain wall test unit to install on the frame, and then fix the frame on the simulated earthquake shaking table. Load the multi-dimensional and multi-mode ground motion with typical envelope significance to test its seismic performance. According to the mechanism of action, the multi-dimensional and multi-mode ground motion includes the action of three-dimensional acceleration, the action of horizontal displacement in the plane, and the action of vertical displacement in the plane. It is difficult to r...

AI Technical Summary

Problems solved by technology

[0003] In order to overcome the deficiency that existing test devices cannot simultaneously simulate multi-dimensional and multi-mode ground motion loading of building curtain walls, the purpose of the present invention is to provide a building curtain wall seismic performance test device with simple structure, convenient operation, and multi-dimensional and multi-mode ground motion loading.

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