KR101638556B1 - Hybrid Vibration Control Damper for Seismic Reinforce of Building - Google Patents

Hybrid Vibration Control Damper for Seismic Reinforce of Building Download PDF

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Publication number
KR101638556B1
KR101638556B1 KR1020160014596A KR20160014596A KR101638556B1 KR 101638556 B1 KR101638556 B1 KR 101638556B1 KR 1020160014596 A KR1020160014596 A KR 1020160014596A KR 20160014596 A KR20160014596 A KR 20160014596A KR 101638556 B1 KR101638556 B1 KR 101638556B1
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South Korea
Prior art keywords
vertical
frame
brace
transverse
angle
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KR1020160014596A
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Korean (ko)
Inventor
이선근
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메트로티엔씨 주식회사
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Publication of KR101638556B1 publication Critical patent/KR101638556B1/en

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    • E04B1/985—
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19—Three-dimensional framework structures
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/1207—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by the supporting arrangement of the damper unit

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)

Abstract

A hybrid vibration controlling damper for earthquake-proof reinforcement of a building in accordance with an embodiment of the present invention, comprises: a friction damper installed around a corner where a pillar comes in contact with a beam for decreasing vibration generated on the pillar and the beam of a building when an earthquake occurs; and a brace which is installed to diagonally join both end parts and one end part of the friction damper installed on the pillar and the beam, respectively, and in which concrete is filled to prevent buckling of the building.

Description

BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a hybrid vibration control damper for seismic reinforcement of buildings,

The present invention relates to a hybrid damping damper for earthquake-proof reinforcement of a building, and more particularly, to a structure capable of damping seismic force using a friction damping device and a buckling bracing by buckling displacement caused by vibration generated by an earthquake The present invention relates to a hybrid vibration damping damper for an earthquake-proof reinforcement.

Generally, when designing buildings such as multi-family homes, buildings, and apartments, earthquake-resistant design that can withstand earthquakes is accompanied. This earthquake - resistant design has been revised since the application of the earthquake - related regulations in the 1990 Building Code, and the 2005 earthquake - related regulations were revised and strengthened.

However, since the seismic design regulations are applied to newly constructed buildings, buildings constructed prior to the introduction of seismic design regulations are designed and constructed without consideration of earthquake effects, And seismic performance can not be exhibited properly.

Unexpected earthquakes in these buildings are expected to lead to economic and social losses from reconstruction as well as direct damage from collapse and damage.

Especially, in the case of the national important facilities, if the damage occurs, the economic and social loss of the whole country becomes enormous.

Therefore, the National Emergency Management Agency (NEMA) compiles the earthquake-related regulations stipulated in the Natural Disaster Countermeasures Law, establishes the earthquake disaster countermeasures law, seismically reinforces the national critical facilities to meet the seismic design standards, It is necessary to carry out various studies on seismic strengthening methods for existing buildings and facilities.

Unlike the seismic design method applied to new buildings, reinforcement should be considered for existing buildings or facilities. Consideration of usability, consideration of economical efficiency, consideration of construction property is required. Considering the specificity of existing buildings and facilities There is a need to choose an appropriate method.

These seismic retrofitting methods are mainly composed of a carbonaceous damping device and a friction damping device which mainly use steel in accordance with the reality of a domestic apartment house. Such a seismic damping device has a drawback in that it is difficult to design and the seismic performance is poor.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a hybrid vibration damping damper capable of dissipating vibrations by using frictional heat generated by rotation of a frame by providing a frame on a pole and a beam .

It is still another object of the present invention to provide a hybrid vibration damping damper for a seismic reinforcing structure of a building in which a frame and a frame are respectively installed on a column and a beam and a gassing is provided on the frame to prevent buckling displacement.

According to an aspect of the present invention, there is provided a hybrid damping damper for an earthquake-proof reinforcement of a building, which damages vibration generated in a column and a beam of a building by friction when an earthquake occurs, And a brace for preventing buckling of the building by filling the concrete with the inner side so that one end of the friction damper installed at the corner and the end of the friction damper installed at the other end are connected to each other by diagonal lines .

Wherein the friction damper comprises a vertical frame having one side joined to a vertical structure such as the column, a horizontal frame formed perpendicular to the vertical frame and having one side joined to a structure formed laterally such as the beam, And a rotation unit provided at a position where the frame and the horizontal frame are in contact with each other and rotating the vertical frame and the horizontal frame at a predetermined angle.

The vertical frame includes a vertical body to which the column is bonded to one side, a vertical rotation part extending from one end of the vertical body and fastened by the fixed frame to the horizontal frame at the rotary part, A pair of vertical fastening portions extending outward from the other side of the column and fastened to one end of the brace; and a pair of right and left fastening portions provided at the same interval as the width of the longitudinal fastening portion from the inside of the vertical body, The steel strip steel plate may be provided.

The transverse frame includes a transverse body joined to one side of the transverse body, a transverse rotary part extending from one end of the transverse body and fastened by the fixed frame to the transverse frame at the rotary part, A pair of transverse fastening portions extending outwardly from the side of the beam and being fastened to one end of the brace and spaced from the inner side of the transverse body at the same interval as the width of the transverse fastening portion, A steel sheet may be provided.

The rotary unit includes at least one vertical angle provided on both sides of the vertical rotation unit and coupled to an upper part of the vertical body by a binding hardware, and a plurality of vertical angles disposed on one side of the horizontal rotation unit, A horizontal angle coupled with the horizontal rotation part and coupled to an upper part of the horizontal body by the coupling hardware, a friction pad provided between the vertical angle and the horizontal angle to increase frictional force, And a washer provided on the outer side of the vertical angle to increase the bonding force.

The brace includes a brace frame in which the concrete is filled in the brace frame, a brace shaft passing through the brace frame and connecting the brace frame to the brace frame in an oblique direction, and a brace shaft provided at both ends of the brace shaft, And a brace fastening portion that is fastened to the frame, respectively.

The brace fastening portion is provided at both ends of the brace axis to prevent deformation of the brace fastening portion when an earthquake occurs and a pair of braces extending in the same width as the diameter of the deformation preventing plate, A plurality of fastening angles formed between the fastening angles and the brace shafts, and fastening angles between the fastening angles and the brace shafts; And a reinforcing member coupled to both sides of the fastening angle.

According to the hybrid vibration damping damper for earthquake-proof reinforcement of a building according to the present invention, vibrations can be damped by friction generated when a vertical frame and a horizontal frame rotate due to an earthquake.

In addition, the braces filled with concrete are fastened with oblique lines to the horizontal frame and the vertical frame respectively coupled to the column and the beam, so that the displacement of buckling and the like can be prevented by the vibration.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cross-sectional view of a hybrid damping damper for an earthquake-proof reinforcement of a building according to an embodiment of the present invention; FIG.
2 is a perspective view of a hybrid vibration damping damper for seismic strengthening of a building according to an embodiment of the present invention.
3 is a side view of a friction damper according to an embodiment of the present invention.
4 is a side view of a vertical frame and a horizontal frame according to an embodiment of the present invention.
5 is a perspective view illustrating a rotating unit according to an embodiment of the present invention;
6 is a perspective view illustrating a vertical rotation part of a vertical frame according to an embodiment of the present invention;
7 is a perspective view illustrating a transverse rotation part of a horizontal frame according to an embodiment of the present invention;
8 is a cross-sectional view of a brace according to an embodiment of the present invention.
Fig. 9 is a perspective view showing a brace fastening portion of the brace shown in Fig. 8; Fig.

Hereinafter, a hybrid damping damper for seismic strengthening of a building according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a cross-sectional view illustrating a hybrid damping damper installed for an earthquake-proof reinforcement of a building according to an embodiment of the present invention. FIG. 2 is a perspective view of a hybrid damping damper for earthquake-proof reinforcement of a building according to an embodiment of the present invention. FIG. 3 is a side view showing a friction damper according to an embodiment of the present invention. FIG.

1 to 3, a hybrid vibration damping damper for an earthquake-proof reinforcement of a building according to an embodiment of the present invention includes a vibration generated in a column 11 and a beam 12 of a building 10 when an earthquake occurs A friction damper 100 provided at a corner portion where the column 11 and the beam 12 are in contact with each other to attenuate the friction damper 100 by friction; And a brace 200 for preventing buckling of the building 10 by filling concrete on the inner side thereof.

The hybrid vibration damping damper is coupled to the pillars 11 and the beams 12 on the joining portion where the pillars 11 and the beams 12 of the building 10 are joined to each other and vibration is generated in the building 10 by earthquake, It is possible to prevent the building 10 from being damaged.

As shown in FIG. 3, the friction damper 100 includes a vertical frame 110 having one side joined to a vertical structure such as the column 11, a vertical frame 110 vertically formed with the vertical frame 110, A horizontal frame 120 having one side joined to a horizontal structure such as a beam 12 and a vertical frame 110 provided at a position where the vertical frame 110 and the horizontal frame 120 are in contact with each other, And a rotation unit 130 that rotates the horizontal frame 120 at a predetermined angle.

4, a vertical body 111 and a horizontal body 121 formed of H-shaped steel are connected to the column 11 and the beam 12 by a bolt The sides can be joined.

The vertical frame 110 includes a vertical body 111 having the column 11 bonded to one side thereof and a vertical frame 111 extending from one end of the vertical body 111, A vertical rotation part 112 which is fixed at the other end of the vertical rotation part 112 and extends outwardly from the other side of the column 11, A pair of vertical fastening portions 113 to which the ends of the braces 200 are fastened and spaced from the inside of the vertical body 111 at the same intervals as the width of the longitudinal fastening portions 113, A steel plate 114 may be provided.

The vertical body 111 may have a clogging structure at both ends and may be formed of an H beam-shaped steel frame. One side of the vertical body 111 may be joined to the column 11, which is a vertical structure of the building 10.

One side of the vertical body 111 may have a plurality of fastening holes 115 to be fastened to the column 11 by fastening bolts.

The vertical rotation unit 112 may extend a predetermined length from one end of the vertical body 111 and may include a rotation unit 130 in which the vertical frame 110 and the horizontal frame 120 are coupled to each other, And can be fastened by the frame 120 and the fixed hardware 400.

The vertical rotation part 112 is provided in the vertical body 111 formed at one end thereof with a clogged structure and the vertical rotation part 112 has a through hole 116 through which the fixed hardware 400 can pass. .

The vertical rotation part 112 may be formed in a semicircular shape so as to rotate at a predetermined angle with the horizontal frame 120. The vertical rotation part 112 may protrude from the center of one end of the vertical body 111, And can be formed.

The longitudinal coupling part 113 may be provided at the other end of the vertical rotation part 112 and the vertical body 111 and perpendicular to the longitudinal rotation part 112. Since the braces 200 connecting the vertical frame 110 and the horizontal frame 120 by diagonal lines can be fastened to the vertical fastening part 113, And may be formed on the other side.

The longitudinal coupling portion 113 may be formed in a semicircular shape so that the bracing member 200 is engaged with the longitudinal rotation portion 112 and can be rotated slightly by the vibration. And a fastening hole 115 may be formed to allow the fastening hardware 500 to pass therethrough.

At this time, the longitudinal body 111 may include a longitudinal steel plate 114 at an interval equal to the width of the longitudinal engagement portion 113, and the longitudinal joint 113 Can be increased. This can prevent the brace 200, which is coupled with the longitudinal coupling portion 113, from being damaged or detached due to an earthquake, a wind load, or the like.

The transverse frame 120 includes a transverse body 121 and a transverse body 121 extending from one end of the transverse body 121. The transverse body 120 includes the vertical frame 110, And the other end of the transverse rotation part 122 and extends outward from the other side of the beam 12 so as to be connected to the other end of the brace 200. [ A pair of horizontal fastening portions 123 to which the ends of the braces 200 are fastened and spaced from the inner side of the horizontal main body 121 at the same intervals as the width of the horizontal fastening portions 123, And a steel plate 124 may be provided.

Like the vertical body 111, the horizontal body 121 may have a clogging structure at both ends, and may be formed of an H beam-shaped steel frame. One side of the transverse body 121 may be joined to the transverse structure 12 of the building 10.

One side of the transverse body 121 may be provided with a plurality of fastening holes 115 to be fastened to the beam 12 by a fastening bolt.

The transverse rotation unit 122 may extend a predetermined length from one end of the transverse body 121. The transverse rotation unit 122 may include the transverse body 120 and the transverse frame 110, And can be fastened by the vertical frame 110 and the fixed hardware 400.

The horizontal rotation part 122 is formed in a structure having one end clogged like the vertical rotation part 112 and is provided on the horizontal body 121. The horizontal rotation part 122 is formed by the fixed hardware 400, Hole 116 can be provided.

Since the horizontal fastening part 123 can fasten the brace 200 connecting the horizontal frame 120 and the vertical frame 110 by diagonal lines, And may be formed on the other side.

In addition, a columnar steel plate 114 may be provided on the inner side of the transverse body 121 at an interval equal to the width of the transverse engagement portion 123.

FIG. 5 is a perspective view illustrating a rotation unit 130 according to an embodiment of the present invention. FIG. 6 is a perspective view illustrating a vertical rotation unit 112 of the vertical frame 110 according to an embodiment of the present invention. 1 is a perspective view showing a transverse rotation part 122 of a transverse frame 120 according to an embodiment of the present invention.

5 to 7, the rotation unit 130 according to an embodiment of the present invention is provided on both sides of the vertical rotation unit 112 and is provided with a coupling hardware 600 on the vertical body 111 And at least one rotation part 131 coupled to the horizontal rotation part 122 and coupled to the horizontal rotation part 122 between the rotation part 131 and the vertical rotation part 112, A horizontal angle body 132 coupled to an upper portion of the horizontal body 121 by a coupling iron 600 and a friction pad 133 provided between the rotary part 131 and the horizontal angle 132 to increase frictional force, And a washer 134 provided on the outer side of the rotation part 131 to increase a bonding force between the rotation part 131 and the transverse angle 132.

The rotary part 130 is formed by joining the vertical frame 110 and the horizontal frame 120 to the column 11 and the beam 12 at positions where the column 11 and the beam 12 are in contact with each other / RTI >

The vertical frame 110 and the horizontal frame 120 may be rotated at a predetermined angle by the rotation unit 130 so that the columns 11 and the beams 12 are formed at different angles.

6, the rotation part 131 may be formed on both sides of the longitudinal rotation part 112 in the same shape as the longitudinal rotation part 112, and the rotation part 131 may be formed at one end of the vertical body 111 An engaging plate may be provided to be engaged.

The coupling plate may be coupled to one end of the vertical body 111 by a coupling hardware 600. The through hole 116 formed in the rotation part 131 may be positioned at the same position as the vertical rotation part 112 The coupling plate may extend from the lower end of the rotation part 131 so that the coupling plate can be formed.

The rotation part 131 is formed at both sides of the vertical rotation part 112 at a predetermined interval from the vertical rotation part 112 so that the horizontal rotation angle of the horizontal rotation part 112 between the vertical rotation part 112 and the rotation part 131 And the horizontal rotation part 122 may be inserted.

The transverse angle 132 may be provided at one side of the transverse rotation part 122 at a predetermined interval and may be coupled to one end of the transverse body 121 as shown in FIG.

5, the longitudinal rotation unit 112 to which the rotation unit 131 is coupled and the transverse rotation unit 122 to which the transverse angle 132 is coupled are installed so as to be alternately overlapped with each other, ) Can be fixed.

A frictional pad 133 may be provided between the transversely rotating portion 122 and the transversely angled portion 132 to increase frictional force between the transverse portion 112 and the transverse portion 132. The friction pad 133 is formed in a circular shape and may have a separate hole to allow the coupling hardware 600 to pass therethrough.

The friction pad 133 may attenuate vibrations through friction generated by rotation of the vertical rotation unit 112 and the horizontal rotation unit 122 when vibration occurs.

This is because when the earthquake occurs, the vertical frame 110 and the horizontal frame 120 rotate at a predetermined angle due to vibration, and the vibration energy is dissipated by thermal energy, which is the heat of friction generated at that time.

A high tensile washer 134 is provided on the outer side of the engaging piece 600 and the rotary part 131 to increase the frictional force of the rotary part 130 when the engaging piece 600 penetrates the rotary part 130 .

FIG. 8 is a sectional view showing a brace 200 according to an embodiment of the present invention, and FIG. 9 is a perspective view showing a brace coupling part 230 of the brace 200 shown in FIG.

8 to 9, the brace 200 according to an embodiment of the present invention includes a brace frame 210 having the inside thereof filled with the concrete 300, a brace frame 210 passing through the brace frame 210, A brace axis 220 connecting the vertical frame 110 and the horizontal frame 120 by an oblique line and a brace shaft 220 provided at both ends of the brace axis 220 and connected to the vertical frame 110 and the horizontal frame 120 And a brace fastening part 230 to be fastened to each other.

Generally, due to vibration caused by earthquake or wind load, the building (10) is subjected to vertical and horizontal loads, resulting in damage to the building due to various energies. The damage of such a building 10 may be concentrated by stress due to vibration, leading to local buckling and torsional buckling.

The brace 200 can connect and fix the vertical frame 110 and the horizontal frame 120 by diagonal lines. When the building 10 vibrates due to an earthquake and a wind load, the column 11 and the beams 12 ) Or buckling of the structure.

The brace frame 210 is filled with the concrete 300 to strengthen the strength for preventing deformation due to buckling. The concrete 300 to be filled in the brace frame 210 may have a ratio of cement: shore: water of 1: 1: 0.4 (0.5), and the shake frame may not be damaged by repeated loads.

The brace shaft 220 is formed so as to penetrate the brace frame 210 so that the brace frame 210 is connected to one end of the vertical frame 110 and one end of the horizontal frame 120 .

The brace shaft 220 may be formed of a steel material having high strength and may have a structure capable of preventing buckling in addition to the brace frame 210.

The brace coupling part 230 is provided at both ends of the brace shaft 220 and can be inserted between the pair of longitudinal coupling parts 113 and the horizontal coupling part 123, respectively.

9, the brace coupling part 230 is provided at both ends of the brace shaft 220 and is provided with a deformation preventing plate 231 for preventing deformation of the brace coupling part 230 when an earthquake occurs, And a pair of vertical coupling parts 113 provided on the vertical frame 110. The vertical coupling parts 113 are provided on both sides of the horizontal frame 120, The fastening angle 232 and the fastening angle 232 of the fastening angle 232 and the fastening angle of the brace shaft 220 are set so as to increase the joint strength between the fastening angle 232 and the brace shaft 220. [ And a reinforcing member 233 coupled to both side surfaces of the fastening angle 232 at positions where the fastening angles 232 are in contact with each other.

The deformation preventing plate 231 may have a predetermined size at a position where the tightening angle 232 and the brace shaft 220 are in contact with each other and may be formed in a square or circular shape depending on the situation.

The clamping angle 232 may extend upward with a width equal to the diameter of the deformation preventing plate 231 and the outer side may be formed in a semicircle so as to be oscillated in the longitudinal coupling part 113 or the transverse coupling part 123, So as to be able to rotate in a fluid manner.

The reinforcement 233 may be provided at a portion where the brace shaft 220 and the tightening angle 232 are in contact with each other to increase the strength of the joint portion and may be provided outside the deformation preventing plate 231.

The reinforcing members 233 may be provided on both sides of the fastening angle 232.

While the present invention has been described with respect to a hybrid damping damper for seismic strengthening of buildings according to an embodiment of the present invention, the spirit of the present invention is not limited to the embodiments disclosed herein. Those skilled in the art, who understands the spirit of the present invention, can readily suggest other embodiments by adding, changing, deleting, adding, or the like of components within the scope of the same idea, I would say.

100: Friction damper 110: Vertical frame
120: horizontal frame 130:
200: Brace 210: Brace frame
220: Brace shaft 230: Brace connection part
300: Concrete

Claims (7)

A vertical frame having one side joined to a vertical structure such as a column of a building in case of an earthquake, a horizontal frame vertically formed with the vertical frame and having one side joined to a horizontal structure such as a beam, A friction damper installed at a corner portion where the vertical frame and the horizontal frame abut against each other to attenuate vibration by friction and rotate the vertical frame and the horizontal frame at a predetermined angle;
And a brace for preventing buckling of the building by filling the concrete with the inner side so that one end of the friction damper installed on the column and the beam is connected to the other end by diagonal lines,
Wherein the vertical frame includes a vertical body to which the column is bonded to one side,
A vertical rotation part extending from one end of the vertical body and being fastened by the fixed frame to the horizontal frame at the rotary part,
A pair of vertical fastening portions provided at the longitudinally rotating portion and the other end and extending outwardly from the other side of the pillar to fasten one end of the brace;
And a columnar steel plate provided at an inner side of the vertical body at an interval equal to the width of the longitudinally fastened portion to increase the strength of the braces,
Wherein the horizontal frame includes a horizontal body to which the beam is bonded to one side,
A transverse rotation unit extending from one end of the transverse body and being coupled by the fixed frame with the vertical frame,
A pair of transverse coupling parts provided at the transverse rotation part and the other end part and extending outwardly from the other side of the beam to fasten one end of the bracing,
And a crossbar steel plate provided at the same interval as the width of the transverse fastener in the transverse body to increase the strength of the brace,
The rotation unit includes at least one vertical angle, which is provided on both side surfaces of the vertical rotation unit and is coupled to an upper portion of the vertical body by a coupling hardware,
A transverse angle portion provided on one side of the transverse rotation portion and coupled with the transverse rotation portion between the transversely rotating portion and the transverse angle portion and coupled to an upper portion of the transverse body by the engaging piece;
A friction pad provided between the vertical angle and the horizontal angle to increase frictional force,
And a washer provided on the outer side of the vertical angle to increase a joining force between the vertical angle and the horizontal angle.
delete delete delete delete The method according to claim 1,
The brace includes a brace frame in which the concrete is filled inside,
A brace shaft passing through the brace frame and connecting the vertical frame and the horizontal frame in an oblique direction,
And a brace fastening portion provided at both ends of the brace shaft and fastened to the vertical frame and the horizontal frame, respectively.
The method according to claim 6,
The deformation preventing plate is provided at both ends of the brace shaft to prevent deformation of the brace coupling unit when an earthquake occurs,
A pair of locking angles extending in the same width as the diameter of the deformation preventing plate, the pair of locking angles being paired with the longitudinal locking portions of the vertical frame,
And a reinforcing member coupled to both sides of the clamping angle at a position where the clamping angle and the brace axis are in contact with each other so as to increase the strength of the coupling angle between the clamping angle and the brace axis. .
KR1020160014596A 2016-02-05 2016-02-05 Hybrid Vibration Control Damper for Seismic Reinforce of Building KR101638556B1 (en)

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KR101705585B1 (en) * 2016-11-11 2017-02-13 주식회사 신한중전기 Seismic switchgear having Vibration steady rest and damping stopper
CN107119799A (en) * 2017-05-12 2017-09-01 东南大学 The prestressing force assembling type node construction and its construction method of beam-ends friction energy-dissipating
KR20180072947A (en) * 2016-12-22 2018-07-02 영산대학교산학협력단 Connection System of Progressive Collapse-Resistant Steel Moment Beam-Column using Damper
KR101920830B1 (en) * 2018-02-01 2018-11-21 메트로티엔씨 주식회사 Bracing apparatus for seismic retrofit and seismic retrofitting frame using the same
CN109386067A (en) * 2018-11-16 2019-02-26 南宁学院 A kind of beam column shock-absorption connecting structure
CN109898910A (en) * 2019-04-13 2019-06-18 福州大学 Assembled mild steel friction composite buffer and its assembly method
KR20200004077A (en) * 2018-07-03 2020-01-13 주식회사 씨브이코어텍 Reinforced structure and hinge used therein
CN113338449A (en) * 2021-05-19 2021-09-03 中国五冶集团有限公司 Assembled building element based on BIM
KR102311233B1 (en) 2020-11-27 2021-10-13 광운대학교 산학협력단 Emergency reinforced steel hysteresis damper for secondary deformation control in the event of an earthquake in a wooden structure
KR102437719B1 (en) * 2021-04-08 2022-08-31 (주)한국방재기술 Seismic retrofit structure using reinforcement frames with rotational damping members
KR20220122006A (en) * 2021-02-26 2022-09-02 서일대학교산학협력단 Vibration isolation apparatus of building structure
KR20230000237A (en) * 2021-06-24 2023-01-02 성균관대학교산학협력단 Retrofit device for structure

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JP2007146579A (en) * 2005-11-30 2007-06-14 Sanix Inc Existing wooden building reinforcing structure

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Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101705585B1 (en) * 2016-11-11 2017-02-13 주식회사 신한중전기 Seismic switchgear having Vibration steady rest and damping stopper
KR20180072947A (en) * 2016-12-22 2018-07-02 영산대학교산학협력단 Connection System of Progressive Collapse-Resistant Steel Moment Beam-Column using Damper
KR101972916B1 (en) * 2016-12-22 2019-04-26 영산대학교 산학협력단 Connection System of Progressive Collapse-Resistant Steel Moment Beam-Column using Damper
CN107119799A (en) * 2017-05-12 2017-09-01 东南大学 The prestressing force assembling type node construction and its construction method of beam-ends friction energy-dissipating
KR101920830B1 (en) * 2018-02-01 2018-11-21 메트로티엔씨 주식회사 Bracing apparatus for seismic retrofit and seismic retrofitting frame using the same
KR20200004077A (en) * 2018-07-03 2020-01-13 주식회사 씨브이코어텍 Reinforced structure and hinge used therein
KR102133710B1 (en) * 2018-07-03 2020-07-14 주식회사 씨브이코어텍 Reinforced structure and hinge used therein
CN109386067A (en) * 2018-11-16 2019-02-26 南宁学院 A kind of beam column shock-absorption connecting structure
CN109386067B (en) * 2018-11-16 2024-01-23 南宁学院 Beam column shock attenuation connection structure
CN109898910A (en) * 2019-04-13 2019-06-18 福州大学 Assembled mild steel friction composite buffer and its assembly method
CN109898910B (en) * 2019-04-13 2024-02-02 福州大学 Assembled mild steel friction composite damper and assembling method thereof
KR102311233B1 (en) 2020-11-27 2021-10-13 광운대학교 산학협력단 Emergency reinforced steel hysteresis damper for secondary deformation control in the event of an earthquake in a wooden structure
KR20220122006A (en) * 2021-02-26 2022-09-02 서일대학교산학협력단 Vibration isolation apparatus of building structure
KR102591510B1 (en) * 2021-02-26 2023-10-18 서일대학교산학협력단 Vibration isolation apparatus of building structure
KR102437719B1 (en) * 2021-04-08 2022-08-31 (주)한국방재기술 Seismic retrofit structure using reinforcement frames with rotational damping members
CN113338449A (en) * 2021-05-19 2021-09-03 中国五冶集团有限公司 Assembled building element based on BIM
KR20230000237A (en) * 2021-06-24 2023-01-02 성균관대학교산학협력단 Retrofit device for structure
KR102576758B1 (en) * 2021-06-24 2023-09-08 성균관대학교산학협력단 Retrofit device for structure

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