CN215167190U

CN215167190U - Energy-consuming connecting beam

Info

Publication number: CN215167190U
Application number: CN202120481645.7U
Authority: CN
Inventors: 戎贤; 张标; 王志斌; 张健新; 张超; 刘平; 李艳艳; 石晓娜; 丁传林
Original assignee: Hebei University of Technology
Current assignee: Hebei University of Technology
Priority date: 2021-03-06
Filing date: 2021-03-06
Publication date: 2021-12-14
Anticipated expiration: 2031-03-06

Abstract

The application provides an energy-consuming coupling beam which comprises a beam body, a sliding plate and a damping device; the beam body is of a hollow structure; the sliding plate can be slidably arranged in the beam body, and the sliding direction is the same as the length direction of the beam body; the beam body is provided with a limiting mechanism corresponding to the sliding plate and used for limiting the sliding direction of the sliding plate; the damping device is positioned between the sliding plate and the beam body and is respectively connected with the sliding plate and the beam body. According to the technical scheme provided by the embodiment of the application, the slidable sliding plate is arranged in the beam body and connected through the damping device, the energy consumption effect is obvious, and the damping device can be extruded and stretched in a staggered mode, so that the energy consumption resistance can be extremely high; in the whole energy consumption process, the energy dissipation is linear and uniform; compared with the traditional energy dissipation structure, the energy dissipation rigidity is small firstly and then large, and the purpose of energy dissipation balance can be achieved by controlling the length of the core sliding plate; the same unit length of the energy dissipating component can produce more deformation and better ductility.

Description

Energy-consuming connecting beam

Technical Field

The application relates to the technical field of building structures, in particular to an energy-consuming connecting beam.

Background

The traditional coupling beam generally adopts a reinforced concrete coupling beam, but due to building requirements, the span height of the design of the reinforced concrete coupling beam is usually smaller, the shear damage of the reinforced concrete coupling beam is easily caused, the ductility and the energy consumption capability of the coupling beam are influenced, and the coupling beam cannot play the role of a first anti-seismic defense line according to a preset design target due to premature damage. This problem is urgently to be solved.

Disclosure of Invention

In view of the above-mentioned shortcomings or drawbacks of the prior art, it is desirable to provide a dissipative coupling beam.

The application provides an energy-consuming coupling beam which comprises a beam body, a sliding plate and a damping device; the beam body is of a hollow structure; the sliding plate can be slidably arranged in the beam body, and the sliding direction is the same as the length direction of the beam body; the beam body is provided with a limiting mechanism corresponding to the sliding plate and used for limiting the sliding direction of the sliding plate; the damping device is positioned between the sliding plate and the beam body and is respectively connected with the sliding plate and the beam body.

Further, the damping device comprises damping rubber; the sliding plate and the beam body are respectively provided with a stud corresponding to the damping rubber.

Furthermore, the limiting mechanism comprises a limiting rib; the limiting ribs are arranged along the length direction of the beam body and are respectively positioned on two sides of the sliding plate; a sliding groove corresponding to the sliding plate is formed between the two limiting ribs.

Further, the cross section of the sliding plate is in a shape of one or ten.

The application has the advantages and positive effects that:

according to the technical scheme, the slidable sliding plate is arranged in the beam body and connected through the damping device, the energy consumption effect is obvious, and the damping device can be extruded and stretched in a staggered mode, so that the energy consumption resistance can be extremely high; in the whole energy consumption process, the energy dissipation is linear and uniform; compared with the traditional energy dissipation structure, the energy dissipation rigidity is small firstly and then large, and the purpose of energy dissipation balance can be achieved by controlling the length of the core sliding plate; the same unit length of the energy dissipating component can produce more deformation and better ductility.

Drawings

Fig. 1 is a schematic structural view of an energy dissipation coupling beam according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a cross-sectional view of an energy dissipation coupling beam provided in an embodiment of the present application.

The text labels in the figures are represented as: 100-a beam body; 110-a spacing rib; 200-a slide plate; 300-damping rubber; 310-peg.

Detailed Description

The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.

Referring to fig. 1 and 2, the present embodiment provides an energy-consuming coupling beam, which includes a beam body 100 and a sliding plate 200; the beam body 100 is a square steel pipe, and the sliding plate 200 is a steel plate; the steel plate is slidably mounted in the square steel tube, and the sliding direction is the length direction of the square steel tube.

In a preferred embodiment, a limiting mechanism is arranged in the square steel pipe corresponding to the steel plate; the limiting mechanism comprises a limiting rib 110 fixedly arranged on the inner wall of the square steel tube; the limiting ribs 110 are arranged on the upper side and the lower side of the steel plate, and a sliding groove corresponding to the steel plate is formed between the two limiting ribs 110, so that the steel plate can slide in the sliding groove.

In a preferred embodiment, a damping device is further arranged between the steel plate and the square steel pipe; the damping device includes damping rubber 300; the damping rubber 300 is located in a space between the steel plate and the square steel pipe.

In a preferred embodiment, the damping rubber 300 is fixedly connected with the steel plate and the square steel tube respectively; the steel plate and the square steel pipe are respectively provided with a stud 310 corresponding to the damping rubber 300.

In a preferred embodiment, the section of the steel plate can be in a shape of one or ten; and a limiting mechanism is arranged on the inner wall of the square steel pipe corresponding to each edge of the steel plate.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other contexts without modification may be viewed as within the scope of the present application.

Claims

1. An energy-consuming coupling beam is characterized by comprising a beam body (100), a sliding plate (200) and a damping device; the beam body (100) is of a hollow structure; the sliding plate (200) is slidably arranged inside the beam body (100), and the sliding direction is the same as the length direction of the beam body (100); the beam body (100) is provided with a limiting mechanism corresponding to the sliding plate (200) and used for limiting the sliding direction of the sliding plate (200); the damping device is positioned between the sliding plate (200) and the beam body (100) and is respectively connected with the sliding plate (200) and the beam body (100).

2. The dissipative coupling beam according to claim 1, wherein the damping means comprises a damping rubber (300); the sliding plate (200) and the beam body (100) are respectively provided with a stud (310) corresponding to the damping rubber (300).

3. The energy dissipating coupling beam of claim 1, wherein the limiting mechanism includes a limiting rib (110); the limiting ribs (110) are arranged along the length direction of the beam body (100) and are respectively positioned on two sides of the sliding plate (200); a sliding groove corresponding to the sliding plate (200) is formed between the two limiting ribs (110).

4. The coupling beam as claimed in claim 1, wherein the cross-section of the sliding plate (200) is a straight or a cross-section.