CN216766341U

CN216766341U - Open-web T-shaped steel energy dissipater support

Info

Publication number: CN216766341U
Application number: CN202123177203.2U
Authority: CN
Inventors: 黄瑾斓; 郑立杭
Original assignee: CSCEC Strait Construction and Development Co Ltd
Current assignee: CSCEC Strait Construction and Development Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-06-17
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to a hollow T-shaped steel energy dissipater support, which comprises a steel inner core unit, a steel outer wrapping constraint unit, a non-steel inner and outer unit isolation material and a steel connecting unit, wherein the section of the inner core unit is T-shaped, and the longitudinal part of the inner core unit is provided with a hole; the outer-wrapping constraint unit is sleeved outside the core unit, and the inner-outer unit isolation material is filled between the core unit and the outer-wrapping constraint unit; the connecting unit is fixed at the end part of the core unit, and bolt holes for connecting the energy dissipator support and the frame structure are formed in the connecting unit. Compared with the traditional energy dissipater support, the energy dissipater support has stronger stability, lower self weight and wider application range.

Description

Open-web T-shaped steel energy dissipater support

Technical Field

The utility model relates to the technical field of energy dissipators, in particular to a hollow T-shaped steel energy dissipator support.

Background

Earthquake is one of various natural disasters causing great loss to China, and a huge problem is provided for bridge engineering, road engineering and house engineering, how to absorb and isolate shock is solved, even if the earthquake occurs for a plurality of times, the bridge engineering can damage the road surface and the pier stud of the bridge to different degrees to influence the normal use function, and potential safety hazards can be buried.

The shock resistance of the structure is improved by mounting the damper on the structure for energy consumption and enhancing the shock resistance through the structure of the structure during design, and additionally mounting the energy dissipater on the structure for energy consumption.

The damper support is a good damping component, provides lateral rigidity for the frame structure like a common support component in the elastic working stage, and reduces energy borne by the building structure by repeatedly pulling and pressing the damper support in the yield working stage, so that the building is protected from being damaged.

The damper supports can be classified into concrete restraint damper supports, all-steel damper supports, and fabricated damper supports according to the difference in material manufacturing processes.

The concrete constraint energy dissipater support can be divided into a steel pipe concrete constraint support and a reinforced concrete constraint support, and the core unit form is mainly as follows: the linear, cross, T and H-shaped core units have good energy consumption performance, but have large appearance size and large dead weight, influence the beauty and use of buildings, and have poor stability of individual core units.

The supporting and restraining unit of the all-steel energy dissipater is an all-steel component, is simple to manufacture and short in production period, but the internal restraint is insufficient, and the component is buckled gradually along with the increase of pressure.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a hollow T-shaped steel damper support, which has stronger stability, lower self weight and wider application range compared to the conventional damper support.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a formula T shaped steel energy consumer supports that fasting, includes steel core unit, steel outsourcing restraint unit, non-steel inside and outside unit isolation material and steel linkage unit, its characterized in that: the cross section of the inner core unit is T-shaped, and the longitudinal part of the inner core unit is provided with an opening; the outer-wrapping constraint unit is sleeved outside the core unit, and the inner-outer unit isolation material is filled between the core unit and the outer-wrapping constraint unit; the connection unit is fixed at the end of the core unit, and bolt holes for connecting the damper support and the frame structure are formed in the connection unit.

Further, the openings are located at sections 1/3-2/3 of the longitudinal portion of the inner core unit.

Furthermore, the hole opening part is provided with a round angle.

Furthermore, the kernel unit is formed by butt joint of two unequal angle steels into a T shape, the long edges of the two unequal angle steels are spliced together side by side, and the long edges of the two unequal angle steels are provided with openings.

Furthermore, the holes on the long edges of the two unequal angle steels are aligned and communicated.

Further, the cross-sectional shape of the external wrapping constraint unit is circular or square.

Further, the outsourcing constraint unit is a steel pipe.

Further, the inner and outer unit isolation material is an asbestos plate or a foamed rubber plate.

Further, the connecting unit is fixed at the end of the core unit through an end steel plate.

Furthermore, stiffening rib steel plates are respectively fixed on two sides of the connecting unit.

The utility model has the following beneficial effects:

the core unit of the utility model is the perforated T-shaped steel, the rigidity of the end part is enhanced by weakening the local rigidity, the situation that the traditional damper support needs to be reinforced at the end part to use more steel is avoided, the perforated part has fillet treatment and is uniformly distributed, the local stress concentration effect caused by the perforation is effectively reduced, two angle steels of the core unit are not welded, the construction steps are reduced, the construction speed is improved, the support is convenient to replace in the future, the form of all steel is adopted, the self weight and the appearance size of the damper support are greatly reduced, the influence on the attractive design and the use of a building is reduced to the maximum extent, the core unit of the T-shaped steel has better stability compared with the core unit in a straight shape, the smaller steel amount is increased, the greater stability is obtained, the asbestos plate or the foamed rubber plate and other materials with good damping performance are adopted as the isolating materials of the inner unit and the outer unit, the buckling space of the core unit is effectively reduced, stress concentration during deformation is reduced, meanwhile, the foamed rubber plate can absorb part of energy to share the stress of the core unit, the core unit is a large gap formed by the T-shaped steel and the outer wrapping constraint unit, and the Poisson effect of the core unit material can be fully utilized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the following figures and specific examples:

referring to fig. 1 to 2, a belly type T-shaped steel damper support includes:

a core unit 1 made of steel is provided,

the cross-sectional shape of the core unit 1 is T-shaped, and the core unit 1 is provided with an opening 12 in a longitudinal portion 11 thereof. Preferably, the opening 12 is located at the section 1/3-2/3 of the longitudinal portion 11, and the position of the opening 12 is provided with round corners. Compared with the linear core unit 1, the T-shaped core unit 1 has better stability, and the increase of the amount of the steel is less, so that the greater stability is obtained; the rigidity of the end part of the core unit 1 is enhanced by weakening the local rigidity of the core unit 1, the situation that the end part of the traditional damper support needs to be reinforced and more steel materials are used is avoided, the part of the hole 12 is provided with a fillet and is uniformly distributed, and the local stress concentration effect caused by the hole 12 is effectively reduced. Specifically, the kernel unit 1 is butted by two unequal angle steels 13 to form a T shape, the long sides of the two unequal angle steels 13 are spliced together side by side, the long sides of the two unequal angle steels 13 are both provided with the openings 12, and the openings 12 on the long sides of the two unequal angle steels 13 are aligned and communicated. Two angle steels of the core unit 1 are not welded, so that the construction steps are reduced, the construction speed is increased, and the replacement is convenient.

An outer-wrapped restraining element 2 made of steel,

the outsourcing constraint unit 2 is a steel part which is sleeved outside the core unit 1 and has a circular or square cross section, and in the implementation, the outsourcing constraint unit 2 is a steel pipe.

An inner and outer unit-isolating material 3 made of non-steel,

the inner and outer unit isolation material 3 is an asbestos plate or a foamed rubber plate filled between the inner core unit 1 and the outer wrapping constraint unit 2. The material with good shock absorption performance such as asbestos board or foamed rubber board is used as the inner and outer unit isolation material 3, the buckling space of the inner core unit 1 is effectively reduced, stress concentration during deformation is reduced, meanwhile, the inner and outer unit isolation material 3 can absorb part of energy and share the stress of the inner core part, the T-shaped inner core unit 1 and the outer packing constraint unit 2 have larger gaps, and the Poisson effect of the material of the inner core unit 1 can be fully utilized.

A connecting unit 4 made of steel is provided,

the end parts of the two ends of the core unit 1 are respectively provided with a connecting unit 4, the connecting units 4 are fixed at the end parts of the core unit 1 through end steel plates 41, and the connecting units 4 are provided with bolt holes 42 for connecting the energy dissipater support and the frame structure. Preferably, the stiffening rib steel plates 43 are respectively fixed on both sides of the connecting unit 4, so that the rigidity of the end part is improved.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a formula T shaped steel energy consumer supports that fasting, includes steel core unit (1), steel outsourcing restraint unit (2), non-steel inside and outside unit isolation material (3) and steel linkage unit (4), its characterized in that: the cross section of the core unit (1) is T-shaped, and the longitudinal part (11) of the core unit (1) is provided with an opening (12); the outsourcing constraint unit (2) is sleeved outside the core unit (1), and the inner and outer unit isolation materials (3) are filled between the core unit (1) and the outsourcing constraint unit (2); the connecting unit (4) is fixed at the end part of the core unit (1), and a bolt hole (42) for connecting the energy dissipator support and the frame structure is formed in the connecting unit (4).

2. The open-web type T-shaped steel damper support according to claim 1, wherein: the openings (12) are located at sections 1/3-2/3 of the longitudinal portion (11) of the core unit (1).

3. The open-web type T-shaped steel damper support according to claim 1, wherein: and the part of the opening (12) is provided with a fillet.

4. The fasting T-section steel energy consumer brace according to claim 1, wherein: the inner core unit (1) is in a T shape formed by butt joint of two unequal angle steels (13), long sides of the two unequal angle steels (13) are spliced together side by side, and long sides of the two unequal angle steels (13) are provided with holes (12).

5. The diabolo T-shaped steel damper support according to claim 4, wherein: the holes (12) on the long sides of the two unequal angle steels (13) are aligned and communicated.

6. The open-web type T-shaped steel damper support according to claim 1, wherein: the cross section of the outsourcing constraint unit (2) is circular or square.

7. The open-web type T-shaped steel damper support according to claim 1, wherein: the outsourcing constraint unit (2) is a steel pipe.

8. The open-web type T-shaped steel damper support according to claim 1, wherein: the inner and outer unit isolation materials (3) are asbestos plates or foamed rubber plates.

9. The open-web type T-shaped steel damper support according to claim 1, wherein: the connecting unit (4) is fixed at the end part of the core unit (1) through an end part steel plate (41).

10. The fasting T-section steel energy consumer brace according to claim 1, wherein: and stiffening rib steel plates (43) are respectively fixed on two sides of the connecting unit (4).