CN217734376U

CN217734376U - Assembled power consumption bracket node structure

Info

Publication number: CN217734376U
Application number: CN202220150990.7U
Authority: CN
Inventors: 李峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-15
Filing date: 2022-01-15
Publication date: 2022-11-04
Anticipated expiration: 2032-01-15

Abstract

The utility model relates to an assembled power consumption bracket node structure, including the girder steel, the steel column, the bracket and connect the power consumption structure between girder steel and steel column, power consumption structure includes the about board of post, about board of roof beam and power consumption board, the inboard side of about board of post and vertical steel column adopts high-strength bolt to connect, power consumption board fixed connection is between the about board of post and the about board of roof beam, power consumption board is both ends wide, middle narrow platelike structure, middle narrow part is the power consumption section, power consumption board tip width is the twice of power consumption section width, the about board of post, be provided with horizontal arch on the about board of roof beam, the both ends of power consumption board set up the recess, horizontal arch is located the recess, power consumption board and the about board of post, the about board welded fastening of roof beam. The energy-consuming bracket provides rigidity for the beam-column node in small earthquake, replaces node energy consumption in large earthquake, can play an energy-consuming role, can protect the beam-column node, and has the advantages of simple structure, easy replacement and excellent earthquake-resistant performance.

Description

Assembled power consumption bracket node structure

Technical Field

The utility model relates to a bracket node structure, concretely relates to assembled power consumption bracket node structure.

Background

The traditional bracket adopts a welding process, the processing is troublesome, the pressure born by the bracket depends on the support of the welding part between the embedded steel plate and the bracket, the supporting force is small, and the bracket is easy to fall off if the welding is not firm.

With the continuous promotion of the urbanization process and the continuous development of the building technology in China, a batch of prestressed assembly type large plate structures are developed in the last 90 th century, and the assembly type steel structure has the advantages of environmental friendliness, quickness in construction, relatively light self weight, good anti-seismic performance and the like, can give full play to the advantages of standardized design, industrial production and assembly construction, and is the leading direction of the development of the assembly type buildings in China. Compared with the traditional bracket, the assembly type steel bracket has the advantages of simple structure, convenience in installation and safer use. However, the relative rotation of the plate and the column of the structural system can reach 1/20, the deformation capacity is large, the energy consumption and seismic energy of the friction joint of the plate and the column are less, the bearing area of the joint of the plate and the column is small, the plane instability of the plate corner is caused due to the eccentric stress of the main rib of the column, the over-thick protective layer and the like, the seismic redundancy of the joint of the beam and the column is small, and the support effect on the floor hardly meets the seismic requirement of the current specification.

Therefore, in the field of building, a new corbel joint structure is needed to solve the above technical problems.

Disclosure of Invention

In order to further improve shearing resistance bearing capacity, anti-seismic performance and the whole mechanical properties of assembled beam column structure among the prior art, the utility model provides an assembled power consumption bracket node structure.

The technical scheme of the utility model is that: the utility model provides an assembled power consumption bracket node structure, including the girder steel, the steel column, the bracket and connect the power consumption structure between girder steel and steel column, the end plate of girder steel and the inboard side of steel column adopt high-strength bolt to connect, the power consumption structure includes the about board of post, the about board of roof beam and power consumption board, the about board of post adopts high-strength bolt to connect with the inboard side of vertical steel column, the about board of roof beam adopts high-strength bolt to connect with the last flange of girder steel, power consumption board fixed connection is between the about board of post and the about board of roof beam, power consumption board is the plate structure that both ends are wide, the centre is narrow, the part that the centre is narrow is power consumption section, power consumption board end width is the twice of power consumption section width, the about board of post, be provided with horizontal arch on the about board of roof beam, the both ends of power consumption board set up the recess, horizontal arch is arranged in the recess, power consumption board and the about board of post, the about board of roof beam welded fastening.

Furthermore, the bracket is in the shape of a right trapezoid, and comprises a vertical edge connected with the steel column and a transverse edge vertical to the vertical edge, the steel beam is placed on the transverse edge of the bracket, and the two stiffening plates are welded and fixed with the transverse edge and the vertical edge.

Furthermore, the thickness of the column constraint plate and the beam constraint plate is larger than that of the energy dissipation plate.

Furthermore, the thickness of the column restraint plate and the beam restraint plate is 1.5 times that of the energy dissipation plate.

Furthermore, the end part of the energy dissipation plate is provided with a stiffening rib.

Further, the steel column is I-shaped steel.

Furthermore, the steel beam is H-shaped steel.

The utility model has the advantages that: 1. the energy dissipation plate is a plate-shaped structure with two wide ends and a narrow middle part, the narrow middle part is an energy dissipation section, the width of the end part of the energy dissipation plate is twice of the width of the energy dissipation section, and only the energy dissipation section consumes energy when the corbel works. 2. The column restraint plate and the beam restraint plate are provided with transverse bulges, the two ends of the energy consumption plate are provided with grooves, the transverse bulges are positioned in the grooves, and the transverse bulges and the grooves are matched to play a limiting role, so that the beam restraint plate and the column restraint plate are positioned in the middle of the energy consumption plate, and eccentric damage cannot occur. 3. The end part of the energy dissipation plate is provided with the stiffening rib, so that the two end planes of the energy dissipation plate can be effectively prevented from buckling outside. 4. The thickness of the column restraint plate and the beam restraint plate is larger than that of the energy dissipation plate, the beam-column joint is reinforced, the stress performance of the structural joint is improved, the structure meets the ductility design requirement of strong joint and weak construction, and the energy dissipation plate can consume certain earthquake input energy due to deformation and plays a role in energy dissipation and shock absorption.

Drawings

Fig. 1 is a side view of an assembled energy dissipating corbel node structure.

Fig. 2 is a schematic diagram of an energy dissipation plate structure.

Fig. 3 is a schematic view of a corbel structure.

Fig. 4 is a schematic diagram of a beam restraint panel structure.

Fig. 5 is a top view of a beam restraint panel structure.

In the figure: the steel column is characterized in that the steel column is 1, the steel column is 2, the transverse edge is 3-1, the vertical edge is 3-2, the stiffening plate is 3-3, the column restraint plate is 4, the beam restraint plate is 5, the energy dissipation plate is 6, the end plate is 7, the end part of the energy dissipation plate is 8, the energy dissipation section is 9, the groove is 10, the transverse bulge is 11, and the stiffening rib is 12.

Detailed Description

Referring to the attached drawings 1-5, an assembled energy dissipation bracket node structure comprises a steel beam 1, a steel column 2, a bracket and an energy dissipation structure connected between the steel beam and the steel column, wherein an end plate 7 of the steel beam is connected with the inner side (namely a flange) of the steel column 2 through a high-strength bolt (not shown in the figure), the energy dissipation structure comprises a column restraint plate 4, a beam restraint plate 5 and an energy dissipation plate 6, the column restraint plate 4 is connected with the inner side (namely the flange) of the steel column 2 through the high-strength bolt (not shown in the figure), the beam restraint plate 5 is connected with the upper flange of the steel beam 1 through the high-strength bolt (not shown in the figure), the energy dissipation plate 6 is fixedly connected between the column restraint plate 4 and the beam restraint plate 5, the energy dissipation plate 6 is of a plate structure with two wide ends and a narrow middle, the middle part is an energy dissipation section 9, the width of the end part 8 of the energy dissipation plate is twice of the width of the energy dissipation section 9, transverse protrusions 11 are arranged on the column restraint plate 4 and the beam restraint plate 5, grooves 10 are arranged at two ends of the energy dissipation plate 6, the transverse protrusions are arranged at two ends of the transverse protrusions 10, and the transverse protrusions 11 are positioned in the grooves 10, and the energy dissipation plate 6 is fixedly welded with the column restraint plate 4 and the beam restraint plate 5. The column restraint plate 4 and the beam restraint plate 5 have the same structure.

Furthermore, the bracket is in a right trapezoid shape and comprises vertical edges 3-2 connected with the steel columns 2 and transverse edges 3-1 perpendicular to the vertical edges, the steel beam 1 is placed on the transverse edges 3-1 of the bracket, and the two stiffening plates 3-3 are welded and fixed with the transverse edges 3-1 and the vertical edges 3-2.

Further, the thickness of the column restraint plate 4 and the beam restraint plate 5 is larger than that of the energy dissipation plate 6.

Further, the thickness of the column restraint plate 4 and the beam restraint plate 5 is 1.5 times that of the energy dissipation plate 6.

Further, the end portion 8 of the dissipative panel is provided with stiffening ribs 12.

Further, the steel column 2 is I-shaped steel.

Furthermore, the steel beam 1 is H-shaped steel.

The energy dissipation bracket provides rigidity for the beam column node in small earthquake, replaces node energy dissipation in large earthquake, can play an energy dissipation role, can protect the beam column node, and has a simple structure and easy replacement.

Claims

1. The utility model provides an assembled power consumption bracket node structure, bracket node structure includes girder steel, the steel column, the bracket and connects the power consumption structure between girder steel and steel column, a serial communication port, the end plate of girder steel and the inboard side of steel column adopt high-strength bolt to connect, the power consumption structure includes the about board of post, the about board of roof beam and power consumption board, the about board of post adopts high-strength bolt to connect with the inboard side of steel column, the about board of roof beam adopts high-strength bolt to connect with the upper flange of girder steel, power consumption board fixed connection is between the about board of post and the about board of roof beam, power consumption board is the platelike structure that both ends are wide, the centre is narrow, the part that the centre is narrow is power consumption section, power consumption board tip width is twice of power consumption section width, all be provided with horizontal arch on the about board of post, the about board of roof beam, the both ends of power consumption board set up the recess, horizontal arch is located the recess, power consumption board is all welded fastening with the about board of post, the about board of roof beam, the steel column, the steel beam restraint board, the steel column restraint is I-shaped steel, the steel beam is H shaped steel.

2. The assembled energy dissipation bracket joint structure of claim 1, wherein the bracket is in the shape of a right trapezoid and comprises a vertical edge connected with the steel column and a horizontal edge perpendicular to the vertical edge, the steel beam is placed on the horizontal edge of the bracket, and the two stiffening plates are welded and fixed with the horizontal edge and the vertical edge.

3. The fabricated energy dissipating corbel joint structure of claim 2, wherein the column restraint plates and the beam restraint plates are thicker than the energy dissipating plates.

4. The fabricated energy dissipating corbel joint structure of claim 3, wherein the column and beam constraining plates have a thickness 1.5 times the thickness of the energy dissipating plates.

5. The fabricated energy dissipating corbel joint structure according to claim 3, wherein the end portions of the energy dissipating plates are provided with stiffening ribs.