Energy dissipation brace for composite steel plate

An energy-consuming support and steel plate technology, applied in building components, earthquake resistance, building types, etc., can solve the problems of reduced energy consumption capacity, loss of restraint and anti-buckling effect of constrained concrete, etc., to achieve sufficient energy consumption of the structure, reduce earthquake response, The effect of a large yield area

Inactive Publication Date: 2018-09-28
SHENYANG JIANZHU UNIVERSITY
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AI-Extracted Technical Summary

Problems solved by technology

The restrained concrete of the anti-buckling energy-dissipating components currently researched and developed is easily crushe...
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Abstract

The invention belongs to the field of vibration control of building structures, and particularly relates to an energy dissipation brace for a composite steel plate. The energy dissipation brace comprises mounting plates, screw holes, arc-shaped energy dissipation steel plates, aluminum foam energy dissipation materials, reinforcing fixing plates, energy dissipation steel plates, locking nuts, coordination connecting reinforcing bars, internally-formed oval holes, main energy dissipation steel plates, energy dissipation ribs, steel hoops and end energy dissipation steel plates. The structure ofthe energy dissipation brace for the composite steel plate is formed by surrounding of the reinforcing fixing plates, the energy dissipation steel plates and the end energy dissipation steel plates;the energy dissipation ribs are arranged between the adjacent oval holes in the energy dissipation steel plates; the mounting plates are arranged at the two ends of the energy dissipation brace for the composite steel plate and connected with the reinforcing fixing plates; and the multiple screw holes are formed in the mounting plates at equal intervals. According to the energy dissipation brace for the composite steel plate, the plastic distribution of the structure is reasonable; the arranged arc-shaped energy dissipation steel plates, the energy dissipation steel plates and the main energydissipation steel plates are mutually coordinated and extruded to dissipate energy; and when the energy dissipation brace is used under the normal state, the overall rigidity of the building structurecan be improved, and during an earthquake, the energy dissipation brace can have good seismic performance, ductility and the hysteresis energy dissipation capacity.

Application Domain

Protective buildings/sheltersShock proofing

Technology Topic

Steel platesDuctility +7

Image

  • Energy dissipation brace for composite steel plate
  • Energy dissipation brace for composite steel plate
  • Energy dissipation brace for composite steel plate

Examples

  • Experimental program(1)

Example Embodiment

[0015] In order to further illustrate the present invention, the present invention will be described in detail below with reference to the drawings and embodiments, but they should not be understood as limiting the protection scope of the present invention.
[0016] Such as Figure 1~Figure 3 As shown, a combined steel plate energy-consuming support of the present invention includes a mounting plate 1, a screw hole 2, an arc-shaped energy-consuming steel plate 3, a foamed aluminum energy-consuming material 4, a reinforcing fixed plate 5, an energy-consuming steel plate 6, and a lock nut 7. , Coordinated connecting steel bars 8, internal elliptical holes 9, main energy dissipation steel plates 10, energy dissipation ribs 11, steel hoops 12 and end energy dissipation steel plates 13. In the structure of the combined steel plate energy dissipation support, a reinforced fixing plate is used. 5. The energy-consuming steel plate 6 and the end energy-dissipating steel plate 13 are surrounded by a number of elliptical holes 9 inside the energy-consuming steel plate 6, and the long axis of the elliptical holes 9 is perpendicular to the length direction of the energy-consuming steel plate 6; The energy dissipation ribs 11 are arranged between the adjacent elliptical holes 9, and the mounting plate 1 is connected to the reinforced fixing plate 5 at both ends of the energy dissipation support of the composite steel plate. A number of screw holes 2 are arranged at equal intervals on the mounting plate 1. The main energy dissipation steel plate 10 is set in the middle of the energy dissipation support. A number of arc energy dissipation steel plates 3 are symmetrically arranged on the upper and lower sides of the main energy dissipation steel plate 10. The arc energy dissipation steel plates 3 and the main energy dissipation steel plates 10 adopt low yield points. The bending radius of the arc-shaped energy-dissipating steel plate 3 is gradually reduced from the middle to the upper and lower sides. Both ends of the arc-shaped energy-consuming steel plate 3 are fixedly connected with the main energy-dissipating steel plate 10, and steel hoops 12 are provided at the connecting parts. , The coordination connecting steel bars 8 pass through the arc-shaped energy-consuming steel plates 3, energy-consuming steel plates 6, and the main energy-consuming steel plates 10 respectively. The two ends of the coordination connecting steel bars 8 are locked and fixed with lock nuts 7, and the combined steel plate energy-consuming supports left, The steel hoops 12 at the right ends are fixedly connected to the reinforced fixing plate 5. The two ends of the energy dissipating steel plate 6, the end energy dissipating steel plate 13 and the reinforced fixing plate 5 are connected by welding; the arc energy dissipating steel plate 3 and the end energy dissipating steel plate A foamed aluminum energy consuming material 4 is arranged in the cavity enclosed by 13, and the foamed aluminum energy consuming material 4 is made of foamed aluminum.
[0017] The above are only the preferred embodiments of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also It should be regarded as the protection scope of the present invention.

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Description & Claims & Application Information

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