WO2016169123A1 - Amortisseur d'angle et son procédé de montage - Google Patents

Amortisseur d'angle et son procédé de montage Download PDF

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Publication number
WO2016169123A1
WO2016169123A1 PCT/CN2015/082961 CN2015082961W WO2016169123A1 WO 2016169123 A1 WO2016169123 A1 WO 2016169123A1 CN 2015082961 W CN2015082961 W CN 2015082961W WO 2016169123 A1 WO2016169123 A1 WO 2016169123A1
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WO
WIPO (PCT)
Prior art keywords
steel plate
annular steel
damper
bearing
convex tooth
Prior art date
Application number
PCT/CN2015/082961
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English (en)
Chinese (zh)
Inventor
杜修力
江志伟
路德春
Original Assignee
北京工业大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 北京工业大学 filed Critical 北京工业大学
Priority to JP2016527170A priority Critical patent/JP6165981B1/ja
Publication of WO2016169123A1 publication Critical patent/WO2016169123A1/fr

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    • 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
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids

Definitions

  • the invention relates to the field of civil engineering, the field of structural vibration control, and in particular to a damping material corner damper.
  • the hinge point tends to produce limited relative rotation between the connecting rods on both sides of the hinge shaft under the action of excitation, and has the characteristics of small rotation angle and fast rotation speed, thereby being hinged.
  • a speed-dependent angular displacement damper is installed at the point to control the relative rotation between the articulated links; when the system is excited, the damper can generate a large damping force in a small rotational displacement in time, thereby Reduce the seismic response of the overall structure; in addition, the damper is small in size, requires less space for the building, is installed at nodes with low space utilization, has less impact on the building structure, and has normal use of the building structure. Functional and aesthetic effects are small.
  • the damping material can adopt a speed-dependent high-performance damping material with both viscosity and elasticity.
  • the damping force generated by the damping material is proportional to the speed, and the kinetic energy transmitted to the material can be
  • the internal energy consumption converted into the viscoelastic material is dissipated, and the invention has many advantages such as high vibration damping energy consumption, flexible arrangement, convenient installation and the like.
  • the object of the present invention is to design a structure of a corner damper dedicated to an articulated joint node and a mounting method thereof, and to provide a damping damping scheme for an articulated connection in a building structure.
  • the invention includes the following:
  • a corner damper includes a bearing having a regular inner cross section of a regular octagonal shape in a hole of a convex tooth on one side of the joint node; the bearing is embedded in the hole of the convex tooth, and the outer wall of the bearing is fixed to the convex tooth Inside the hole;
  • the two sides of the convex tooth are mutually symmetrical, and any part thereof includes: a positive octagonal torque transmission component, a transmission annular steel plate, a fixed annular steel plate, a damping material, a metal casing, a bearing and a fixing bracket;
  • the inside of the metal casing is arranged by the transmission annular steel plate and the fixed annular steel plate, and the damping material is arranged between the transmission annular steel plate and the fixed annular steel plate; the positive octagonal torque transmission component passes through the metal casing through the center of the transmission annular steel plate and the fixed annular steel plate. .
  • the octagonal torque transmission component is a regular octagonal hollow column with a regular eight-sided circular cross section and a regular octagonal hole extending longitudinally through the entire part.
  • the inner ring and the outer ring are concentric and similar regular octagons;
  • the transmission ring steel plate has a ring-shaped cross section of a regular octagon shape, and the outer ring has a circular cross section, and the inner ring just passes through the outer ring of the positive octagonal torque transmission component;
  • the metal casing is provided with a circular steel plate of a certain thickness at both ends, wherein one end steel plate has a circular hole capable of just mounting the bearing, and the other end steel plate has a cavity for the bearing to be embedded in the steel plate; the middle section has a circular cross section and the center has a circular hole into which a ring-shaped steel plate and a fixed annular steel plate can be placed;
  • the inner wall has a regular octagonal cross section.
  • the fixing bracket is longitudinally disposed on the side of the metal casing while being connected to the damper and the ground or the wall to resist the torque acting on the damper.
  • the positive octagonal torque transmission component drives the transmission annular steel plate to rotate by installing the pin shaft; and the damping material between the transmission annular steel plate and the fixed annular steel plate is sheared by the rotation of the transmission annular steel plate.
  • the invention provides a corner damper and a mounting method thereof, which are specially designed for the hinge point of a building to control the relative rotation of the two side links; the damping material used by the damper can be excited by the vibration load of the building structure, and the hinge point is limited.
  • the moment of rotation provides effective damping force and elastic force; the angle damper of the present invention can be installed at a hinge point with low utilization rate of the building space, and the change or influence on the building structure is small, and the building is normal.
  • the corner damper of the present invention does not It is directly included as part of the building structure. It can be installed after the completion of the main structure during construction. Similarly, it can be directly replaced or repaired after damage. Therefore, the corner damper of the present invention has high energy consumption efficiency. , installation, flexible layout, maintenance, replacement and other advantages.
  • FIG. 1 is a schematic structural view of a damping material corner damper according to the present invention.
  • Figure 2 is a cross-sectional view of the corner damper of the present invention taken along line A-A;
  • Figure 3 is a cross-sectional view of the B-B of the corner damper of the present invention.
  • Figure 4 is a cross-sectional view showing a C-C of a corner damper according to the present invention.
  • Figure 5 is a cross-sectional view showing a D-D of a corner damper according to the present invention.
  • Figure 6 is a cross-sectional view of the E-E of the corner damper of the present invention.
  • Figure 7 is a schematic view of a hinge point according to the present invention.
  • Figure 8 is a front view and a left side view of a regular regular octagonal metal pin
  • Figure 9 is a schematic view showing the installation of the corner damper in the M direction of Figure 7;
  • Figure 10 is a N-direction view of the corner damper of Figure 9 in Figure 9;
  • the corner damper of the present invention can be installed, that is, a damper is arranged on one side or both sides of the hinge point to control the hinge
  • the finite relative rotation of the convex teeth on both sides of the point provides a large damping force at the moment of rotation to improve the seismic resistance of the building structure.
  • the corner damper of the present invention can be used for vibration control or seismic strengthening of a new building or an existing building, as shown in FIG. 1 to FIG. 6 , wherein FIG. 2 is a cross-sectional view taken along line AA of FIG. 1 , and FIG. 3 is a cross-sectional view of FIG. BB sectional view, FIG.
  • FIG. 4 is a CC sectional view of FIG. 1
  • FIG. 5 is a DD sectional view of FIG. 1
  • FIG. 6 is an EE sectional view of FIG. 1.
  • the damper is generally cylindrical, including: a positive octagonal torque transmission The component 1, the slit 11, the transmission annular steel plate 2, the weld bead 21, the fixed annular steel plate 3, the weld bead 31, the damping material 4, the metal casing 5, the fixing bracket 6, and the bearing 7. among them,
  • the octagonal torque transmission component 1 is a regular octagonal hollow column having a regular octagonal ring shape with a regular octagonal hole extending longitudinally through the entire center, and the inner and outer rings are concentric and similar regular octagons.
  • the inner ring and the outer ring have a certain thickness; the positive octagonal torque transmission member 1 extends longitudinally through the entire damper, and the two ends of the damper can be completely inserted into the bearings 7 at both ends.
  • the transmission annular steel plate 2 has a regular octagonal hole with a cross section of the positive octagonal torque transmission component 1 so that the positive octagonal torque transmission component 1 can pass through the central hole; the transmission annular steel plate 2 can be welded (welded)
  • the slit 21) is fixed to the positive octagonal torque transmission member 1 in a manner such that a certain gap is left between the steel plate and the metal casing 5, and can be rotated in accordance with the rotation of the positive octagonal torque transmission member 1.
  • the fixed annular steel plate 3 has a circular cross section and a circular hole at the center.
  • the radius of the circular hole is slightly larger than the radius of the circumcircle of the cross section of the positive octagonal torque transmission member 1, that is, there is a certain gap 11 therebetween.
  • the positive octagonal torque transmission component 1 can be freely rotated relative to the fixed annular steel plate 3; the fixed annular steel plate 3 can be fixed on the metal casing 5 by welding (weld seam 31) or the like, and staggered with the transmission annular steel plate 2, in both There is a certain gap between them.
  • high-strength steel or other materials can be used to make the positive octagonal torque transmission component 1 have better mechanical properties such as shear resistance and torsion resistance.
  • the damping material 4 should adopt a speed-dependent high-performance damping material which has both viscosity and elasticity;
  • the metal casing 5 is a metal cylinder as a whole, and has a hollow at the center, so that the positive octagonal torque transmission component 1, the transmission annular steel plate 2, the fixed annular steel plate 3 and the damping material 4 are placed therein; the metal casing 5 is round at both ends
  • the steel plate, wherein one end of the steel plate pointed by P is provided with a regular octagonal hole, so that the bearing 7 can be placed just right; the other end steel plate has a partial hollow inside the damper, and the outer side is closed; the longitudinal length of the metal outer casing 5 can be made of a damping material.
  • the number of arrangements of 4 is appropriately increased or decreased;
  • the fixing bracket 6 is disposed on the lateral cylindrical surface of the metal casing 5, and can be arranged in a plurality of longitudinal directions; the fixing bracket 6 can be connected to the fixed end such as the ground or the wall by bolts or the like, and can be welded and the metal casing 5 can be used. Connection; the structural form of the fixing bracket 6 can be changed correspondingly according to the actual situation, as long as the purpose of fixing the damper can be achieved.
  • the bearing 7 can be placed in the hole or cavity of the steel plate on both sides of the metal casing 5; the inner wall has a regular octagonal cross section, which can just pass or insert the positive octagonal torque transmission component 1 and can be used as a deep groove ball. Bearings such as bearings that can withstand large axial and lateral loads.
  • a corner damper according to the present invention taking a common hinged connecting component as an example, illustrating the installation and use method thereof, as shown in FIG. 7 and FIG. 8 , is a schematic diagram of a hinged connecting component, including three circular protruding teeth. 8.
  • Step S1 A bearing having an inner wall cross section of a regular octagonal shape is disposed in a hole of a convex tooth of one side of the hinge connection, and the other side convex tooth is arranged with a hole having a regular octagonal cross section.
  • a convex tooth bearing 81 is disposed on the three circular convex teeth 8, and a convex tooth regular octagonal hole 91 is disposed on the two circular convex teeth 9.
  • Step S2 The positive octagonal pin is simultaneously passed through the convex teeth on both sides of the hinge assembly and the equal extension segments are left on both sides of the convex teeth.
  • the presence of the convex tooth bearing 81 and the regular octagonal hole 91 enables the regular octagonal pin 10 to rotate relative to the three circularly protruding teeth 8 as the two circularly protruding teeth 9 rotate; the positive octagonal pin 10
  • the overhanging section should be provided with at least a length not less than the longitudinal length of the damper so that the regular octagonal pin 10 can be fully inserted and overlapped on the end bearings 7 inside the damper.
  • Step S3 The two corner dampers are respectively placed into the outriggers on both sides of the pin.
  • Step S4 Fix the damper to have the same degree of freedom as the convex teeth on which the bearing is mounted.
  • the fixing bracket 6 is connected to the wall/ground by means of bolts; the metal casing 5 can also be welded to the three circular protruding teeth 8.
  • Figure 9 and Figure 10 show a schematic diagram of a damping material corner damper installed at a hinge point. It can be seen that when the vibration load is transmitted to the hinge point, the two circular convex teeth 9 and the three round convex protrusions are obtained.
  • the teeth 8 rotate relative to each other, and the two circular convex teeth 9 drive the pin shaft 10, and the pin shaft 10 drives the positive octagonal torque transmission component 1 to rotate, thereby causing the transmission annular steel plate 2 and the fixed annular steel plate 3 to rotate relative to each other, even if the damping
  • the material 4 undergoes shear deformation to achieve dissipated energy, and controls the relative rotation of the two circular convex teeth 9 and the three circular convex teeth 8.
  • the damper material corner damper of the present invention can be installed at a plurality of hinge points of the same building. Since the damper is small in size and installed only at the building node, the damper is less constrained by the building space. It has less impact on the normal use of the building structure and the aesthetics of the building; even in some special architectural structures or small spaces In the meantime, the conventional support type damper cannot be installed or installed, and the effect is poor.
  • the damper of the present invention can be used as an alternative to the conventional support type damper.
  • a damping material corner damper can reasonably design a positive octagonal torque transmission component 1, a transmission annular steel plate 2, a fixed annular steel plate according to the size of the convex teeth on both sides of the hinge point and the damping demand of the building structure. 3. Size or number of damping material 4, metal casing 5, fixing bracket 6 and bearing 7.
  • the damper's force characteristics may change, and the material properties of some components need to be redesigned to reasonably change the material type and amount of some components.
  • the damper installation method of the invention enables the damper to be uniformly installed after the main body of the building structure is installed, and the plurality of sets of dampers can be installed at the same time, and the construction efficiency is high; similarly, if the damper occurs Damage, easy to repair or replace the damper, which is consistent with the current mainstream seismic design ideas.
  • a damping material corner damper and a mounting method thereof according to the present invention can also be used in combination with other vibration control methods to further improve the seismic performance of the building structure.
  • a damping material corner damper according to the present invention can also make partial structural changes according to different types of hinged configurations, and if these changes or deformations are still in the present invention Within the requirements, the invention also automatically includes those changes or modifications.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Vibration Prevention Devices (AREA)
  • Vibration Dampers (AREA)
  • Springs (AREA)

Abstract

L'invention concerne un amortisseur d'angle et son procédé de montage. L'amortisseur d'angle comprend une partie de transmission de couple octogonale régulière, une plaque d'acier annulaire de transmission, une plaque d'acier annulaire fixe, des matériaux d'amortissement, un logement métallique, des paliers et un support fixe. Des paliers octogonaux réguliers sont disposés sur des dents convexes sur un côté équipé d'un amortisseur, et des trous octogonaux réguliers sont prévus sur des dents convexes sur l'autre côté. Des axes de broche octogonaux réguliers sont reliés aux dents convexes, l'amortisseur est placé dans les axes de broche s'étendant vers l'extérieur et, lorsque les dents convexes sur les deux côtés tournent les unes par rapport aux autres, les dents convexes peuvent entraîner la partie de transmission de couple octogonale régulière pour amener les matériaux d'amortissement serrés entre la plaque d'acier annulaire de transmission et la plaque d'acier annulaire fixe à générer une déformation de cisaillement. L'amortisseur d'angle peut être monté au niveau d'un point d'articulation de construction pour effectuer une commande de vibration sur une structure de construction. Des exigences pour un espace de construction sont faibles. Après le montage, l'influence sur la structure, la fonction d'utilisation normale et l'attractivité d'un bâtiment est faible. L'amortisseur d'angle présente les avantages d'une excellente efficacité de consommation d'énergie, d'un agencement de montage souple, d'une commodité de réparation et de remplacement, et analogue.
PCT/CN2015/082961 2015-04-20 2015-06-30 Amortisseur d'angle et son procédé de montage WO2016169123A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2016527170A JP6165981B1 (ja) 2015-04-20 2015-06-30 ロータリーダンパー及びその取り付け方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510188876.8 2015-04-20
CN201510188876.8A CN104912221B (zh) 2015-04-20 2015-04-20 一种转角阻尼器及其安装方法

Publications (1)

Publication Number Publication Date
WO2016169123A1 true WO2016169123A1 (fr) 2016-10-27

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JP (1) JP6165981B1 (fr)
CN (1) CN104912221B (fr)
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Cited By (2)

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CN108951915A (zh) * 2018-08-29 2018-12-07 广州大学 一种采用粘滞阻尼器的梁柱铰接节点
CN113550447A (zh) * 2021-07-28 2021-10-26 安徽省建筑科学研究设计院 一种双铰接可恢复功能钢框架梁柱节点

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CN108331191B (zh) * 2018-01-31 2023-07-25 广州大学 一种圆盘放大阻尼器

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CN102444217A (zh) * 2011-10-19 2012-05-09 沈阳建筑大学 钢铅拉压阻尼器

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Publication number Priority date Publication date Assignee Title
CN2895575Y (zh) * 2006-05-08 2007-05-02 卢锐 建筑消能支撑金属阻尼器
JP2009270388A (ja) * 2008-05-09 2009-11-19 Nippon Light Metal Co Ltd 建物用制振装置および建築物の制振構造
CN102433942A (zh) * 2011-09-26 2012-05-02 中国地震局工程力学研究所 模块式钢滞变阻尼器的使用方法
CN102444217A (zh) * 2011-10-19 2012-05-09 沈阳建筑大学 钢铅拉压阻尼器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108951915A (zh) * 2018-08-29 2018-12-07 广州大学 一种采用粘滞阻尼器的梁柱铰接节点
CN108951915B (zh) * 2018-08-29 2023-08-04 广州大学 一种采用粘滞阻尼器的梁柱铰接节点
CN113550447A (zh) * 2021-07-28 2021-10-26 安徽省建筑科学研究设计院 一种双铰接可恢复功能钢框架梁柱节点

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Publication number Publication date
JP2017522502A (ja) 2017-08-10
JP6165981B1 (ja) 2017-07-19
CN104912221B (zh) 2017-06-06
CN104912221A (zh) 2015-09-16

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