CN206844778U - A kind of new arcuately energy dissipation damper - Google Patents

Abstract

The utility model relates to a novel arched energy dissipation damper, which comprises a frame composed of two longitudinal steel columns and transverse steel beams, and an arched steel plate is arranged in the frame. The flat plate is attached to the longitudinal steel column and fixed by the buffer; the outer surface of the arc plate is hydraulically damped, and the hydraulic damper is connected to the node of the longitudinal steel column and the transverse steel beam through the buffer mechanism. The energy damper utilizes the combination of large arched steel plate and hydraulic damper, which plays an energy-dissipating and shock-absorbing effect on the building as a whole. Under the earthquake load, the large arched steel plate uses its plastic energy dissipation capacity as the main means of shock absorption, and plays a major role in energy dissipation and shock absorption; while the hydraulic damping assists the function of the large arched steel plate, to a certain extent alleviates the Stress and deformation of a large arched steel plate. The arc-shaped design of the large arched steel plate saves space to a great extent and provides users with good space utilization.

Description

A New Arch Energy Dissipating Damper

technical field

The utility model relates to an energy-dissipating shock-absorbing device, in particular to a novel arch-type energy-dissipating damper.

Background technique

The dampers currently used in buildings include: annular steel plate dampers, U-shaped dampers, hydraulic dampers, etc. Annular steel plate damper, also known as metal damper, is made of mild steel plate cold-bent into an annular shape. Its disadvantages are poor fatigue performance, easy buckling, concentrated yield point, high cost, not easy to replace, and low space utilization. Moreover, the internal process design requirements are relatively high, and the processing is relatively difficult. The advantages of the hydraulic damper are good corrosion resistance, compact structure, symmetrical structure, small installation space, more reasonable force, large damping force, and short dynamic response time. The disadvantage is that it requires high sealing performance and is prone to leakage. oil phenomenon. The advantages of the U-shaped damper are full hysteresis curve, strong energy dissipation performance, simple structure, easy processing, and convenient replacement. Its disadvantage is that torsional deformation cannot occur, it is easy to lose mobility, and it cannot play a viscous effect.

Utility model content

The purpose of the utility model is to provide a novel arch energy dissipation damper in order to solve the defects in the prior art.

In order to achieve the above object, the technical solution adopted by the utility model is:

A new type of arch energy dissipation damper, including a frame composed of two longitudinal steel columns and transverse steel beams, with arched steel plates inside the frame, the arched steel plates are composed of curved plates and flat plates at both ends of the curved plates, The flat panel is attached to the longitudinal steel column and fixed by the buffer;

The outer surface of the arc-shaped plate is hydraulically damped, and the hydraulic damper is connected to the node of the longitudinal steel column and the transverse steel beam through a buffer mechanism.

In the above-mentioned novel arch energy dissipation damper, the buffer member is a rubber plate, and the flat plate is connected to the longitudinal steel column through the rubber plate by high-strength bolts.

A new type of arch energy dissipation damper mentioned above, the buffer mechanism includes a "T" plate connected to the hydraulic damper, the "T" plate includes a horizontal plate and a longitudinal plate, the longitudinal plate is fixedly connected with the hydraulic damper, and the horizontal plate The two ends of the plate are connected to the fixed plate, and the two fixed plates are fixed to the longitudinal steel column and the transverse steel beam respectively through high-strength bolts.

In the above-mentioned novel arch energy dissipation damper, the "T" plate and the fixing plate are integrally formed.

In the above-mentioned novel arch energy dissipation damper, the arc plate and the panel are integrally formed.

In the above-mentioned novel arch energy dissipation damper, the "T" plate and the fixing plate are made of rubber.

In the above-mentioned novel arch energy dissipation damper, there are two hydraulic dampers and they are symmetrical to each other.

In the above-mentioned novel arch energy dissipation damper, the material of the arch steel plate is mild steel.

The beneficial effects of the utility model are: the arch energy dissipation damper utilizes a combination of a large arched steel plate and a hydraulic damper, and plays an energy dissipation and shock absorption effect on the building as a whole. Under the earthquake load, the large arched steel plate uses its plastic energy dissipation capacity as the main means of shock absorption, and plays a major role in energy dissipation and shock absorption; while the hydraulic damping assists the large arched steel plate to play a role, to a certain extent alleviates the Stress and deformation of a large arched steel plate. The arc-shaped design of the large arched steel plate saves space to a great extent and provides users with good space utilization. At the same time, the mild steel material used in the large arched steel plate consumes energy through the plastic hinge produced by the yield of the mild steel, which has stable hysteretic characteristics and good low cycle fatigue performance. Compared with other dampers, the device has the following advantages: simple structure, large yield force, low cost, good energy consumption effect, and more convenient material collection, processing, installation and use. At the same time, the device is applicable to a wide range of objects and is suitable for various steel structure buildings, so it is widely used in actual engineering.

Description of drawings

Fig. 1 is the schematic diagram of the utility model.

Fig. 2 is a sectional view along line 1-1 in Fig. 1 .

Fig. 3 is a sectional view along line 2-2 of Fig. 1 .

Fig. 4 is an enlarged view of area A in Fig. 1 .

detailed description

As shown in Figures 1 to 4, a new type of arched energy dissipation damper includes a frame composed of two longitudinal steel columns 1 and transverse steel beams 2, and an arched steel plate 3 is arranged in the frame, and the arched steel plate 3 is composed of The curved plate 31 and the flat plate 32 at both ends of the curved plate 31 are formed integrally. The material of the arched steel plate 3 is mild steel. The flat plate 32 is attached to the longitudinal steel column 1 and passed through The buffer member 4 is fixed, the buffer member 4 is a rubber plate, and the flat plate 32 is connected to the longitudinal steel column 1 through the rubber plate through the high-strength bolt 5;

Further, there are hydraulic dampers 6 on the outer surface of the arc-shaped plate 31. The hydraulic dampers 6 are connected to the joints of the longitudinal steel columns 1 and the transverse steel beams 2 through a buffer mechanism. The number of the hydraulic dampers 6 is two and mutually symmetrical.

The buffer mechanism includes a "T" plate connected to the hydraulic damper 6, the "T" plate includes a horizontal plate 7 and a vertical plate 8, the vertical plate 8 is fixedly connected to the hydraulic damper 6, and both ends of the horizontal plate 7 are connected to the fixed plate 9 , the two fixing plates 9 are attached and fixed to the longitudinal steel column 1 and the transverse steel beam 2 respectively through high-strength bolts 10, wherein, the “T”-shaped plate and the fixing plate 9 are integrally formed, and the “T”-shaped plate and the fixing plate 9 The material is rubber.

The arch energy dissipation damper utilizes a combination of a large arched steel plate 3 and a hydraulic damper 6 to play an energy dissipation and shock absorption effect on the building as a whole. Under the earthquake load, the large arched steel plate 3 uses its plastic energy dissipation capacity as the main means of shock absorption, and plays a major role in energy dissipation and shock absorption; while the hydraulic damping assists the large arched steel plate 3 to play a role, to a certain extent The stress and deformation of the large arched steel plate 3 are relieved. The arc-shaped design of the large arched steel plate saves space to a great extent and provides users with good space utilization. At the same time, the mild steel material used in the large arched steel plate consumes energy through the plastic hinge produced by the yield of the mild steel, which has stable hysteretic characteristics and good low cycle fatigue performance. Compared with other dampers, the device has the following advantages: simple structure, large yield force, low cost, good energy consumption effect, and more convenient material collection, processing, installation and use. At the same time, the device is applicable to a wide range of objects and is suitable for various steel structure buildings, so it is widely used in actual engineering.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions describe only the principle of the utility model. There will be various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope required by the utility model is defined by the appended claims and their equivalents.

Claims (8)

1. A novel arched energy dissipation damper, comprising a frame composed of two longitudinal steel columns and transverse steel beams, characterized in that the frame is provided with an arched steel plate, and the arched steel plate is composed of an arc plate and an arc plate Composed of planar plates at both ends, the planar plates are attached to the longitudinal steel columns and fixed by buffer pieces; The outer surface of the arc-shaped plate is provided with hydraulic damping, and the hydraulic damping is connected with the nodes of the longitudinal steel column and the transverse steel beam through the buffer mechanism. 2. A new type of arch energy dissipation damper according to claim 1, characterized in that the buffer member is a rubber plate, and the plane plate is connected with the longitudinal steel column through the rubber plate by high-strength bolts. 3. A new arch energy dissipation damper according to claim 1 or 2, characterized in that the buffer mechanism includes a "T" plate connected to the hydraulic damper, and the "T" plate includes a horizontal plate and the longitudinal plate, the longitudinal plate is fixedly connected with the hydraulic damping, the two ends of the transverse plate are connected with the fixed plate, and the two fixed plates are respectively fitted and fixed with the longitudinal steel column and the transverse steel beam through high-strength bolts. 4. A novel arch energy dissipation damper according to claim 3, characterized in that the "T" shaped plate and the fixing plate are integrally formed. 5. A new type of arch energy dissipation damper according to claim 1, characterized in that the arc-shaped plate and the plate are integrally formed. 6. A novel arch energy dissipation damper according to claim 3, characterized in that the "T" shaped plate and the fixing plate are made of rubber. 7. A novel arch energy dissipation damper according to claim 1, characterized in that the number of hydraulic dampers is two and symmetrical to each other. 8. A novel arched energy dissipation damper according to claim 1, characterized in that the material of the arched steel plate is mild steel.