CN107489201A - Adjustable coupling beam node energy dissipation apparatus and antidetonation coupling beam node - Google Patents

Adjustable coupling beam node energy dissipation apparatus and antidetonation coupling beam node Download PDF

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Publication number
CN107489201A
CN107489201A CN201710660839.1A CN201710660839A CN107489201A CN 107489201 A CN107489201 A CN 107489201A CN 201710660839 A CN201710660839 A CN 201710660839A CN 107489201 A CN107489201 A CN 107489201A
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China
Prior art keywords
energy
node
plate
coupling
wasted
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Granted
Application number
CN201710660839.1A
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Chinese (zh)
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CN107489201B (en
Inventor
张云峰
童乐为
周鑫
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Tongji University
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Tongji University
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Publication of CN107489201A publication Critical patent/CN107489201A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/024Structures with steel columns and beams
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2406Connection nodes

Abstract

The invention provides a kind of adjustable coupling beam node energy dissipation apparatus and antidetonation coupling beam node, wherein, energy-dissipating device includes angle-table bracket and power consumption part, angle-table bracket is used to be adapted to the steel column being arranged at coupling beam node, angle-table bracket includes some slots parallel to steel column and spaced setting, the part that consumes energy includes some Wasted-energy steel plates and the top plate located at Wasted-energy steel plate top that spacing side by side is set, Wasted-energy steel plate corresponds to be arranged in slot respectively, in the bottom insertion slot of every piece of Wasted-energy steel plate, every piece of Wasted-energy steel plate has the expansion power consumption portion being revealed in outside slot, top plate, which is used to be adapted to, to be installed under the girder steel at coupling beam node, the time point for expanding power consumption portion and entering plasticity power consumption state is controlled by adjusting the groove width of the slot.It is general and repair the problems such as difficult after shaking that the present invention solves energy-dissipating property present in existing energy dissipation apparatus, and further improves performance and the dismounting work of energy-dissipating device.

Description

Adjustable coupling beam node energy dissipation apparatus and antidetonation coupling beam node
Technical field
The invention belongs to structural seismic technical field, is related to a kind of adjustable coupling beam node energy dissipation apparatus and antidetonation connects Girder connection.
Background technology
Can recover to be not required to repair or slightly repair after functional structure refers to earthquake that its antidetonation knot for using function can be recovered Structure, this structure can not only protect the security of the lives and property of people in earthquake, can also help people after earthquake after earthquake Recover normal life as early as possible, be the focus direction of current structure Aseismic Design.
At present, the conventional energy dissipation apparatus for being installed on steel construction coupling beam node is commonly to weld T-shaped gusset plate, angle Based on steel, friction damper, however, this kind of energy dissipation apparatus energy-dissipating property typically and after shaking repairs difficulty.
The content of the invention
The defects of to overcome present in prior art, now provide a kind of adjustable coupling beam node energy dissipation apparatus and antidetonation Coupling beam node, to solve the energy-dissipating property present in existing energy dissipation apparatus typically and repair the problems such as difficult after shaking, go forward side by side One step improves performance and the dismounting work of energy-dissipating device.
To achieve the above object, solution of the invention is:
A kind of adjustable coupling beam node energy dissipation apparatus is provided first, the device includes angle-table bracket and power consumption part, The angle-table bracket is used to being adapted to the steel column being arranged at coupling beam node, the angle-table bracket include parallel to the steel column and Some slots of spaced setting, the power consumption part include some Wasted-energy steel plates of spacing side by side setting and located at the power consumptions The top plate on plate top, the Wasted-energy steel plate correspond to be arranged in the slot respectively, and the bottom insertion of every piece of Wasted-energy steel plate is described to insert In groove, every piece of Wasted-energy steel plate has the expansion power consumption portion being revealed in outside the slot, and the top plate is installed on company for adaptation Under girder steel at girder connection, the expansion power consumption portion is controlled to enter plasticity power consumption state by adjusting the groove width of the slot Time point.
Preferably, the angle-table bracket include for and the bolted fixed charge method end plate of the steel column, on the fixed charge method end plate The clamping plate set provided with least two block gaps, some spaced baffle plates, the Wasted-energy steel plate are provided between two pieces of clamping plates In the slot that the clearance space being held between adjacent two pieces of baffle plates is formed.
Preferably, the top plate is bolted to connection under the girder steel, and the profile of the Wasted-energy steel plate is in isosceles ladder Shape structure and then it is fixed in including long end face, short end face and both sides waist, the long end face under the top plate, the short end face is inserted Enter in the slot, the both sides waist is stuck between two pieces of clamping plates, and it is straight that the Wasted-energy steel plate by the both sides waist card sets position The expansion power consumption portion is formed to the part of the long end face.
Preferably, the long end face and the joining place of the both sides waist are respectively equipped with along the flattened projection of the top plate, institute State the spacing between more than two pieces clamping plates of length of long end face.
Preferably, the profile of clamping plate structure in a rectangular trapezoid, the notch of the slot are formed at the right angle side of clamping plate At waist.
Meanwhile the present invention also provides a kind of antidetonation coupling beam node structure, it is provided with the coupling beam node above-mentioned described Energy-dissipating device, the angle-table bracket of the energy-dissipating device are installed on the steel column at the coupling beam node, the consumption of the energy-dissipating device Energy part top is installed under the girder steel at the coupling beam node.
The beneficial effect of the adjustable coupling beam node energy dissipation apparatus of the present invention includes:
1) original state lower trapezoid Wasted-energy steel plate is inserted in the deep trouth of rectangle baffle plate formation of corbel type support, trapezoidal Wasted-energy steel plate Do not contacted between rectangle baffle plate, in earthquake, steel construction coupling beam node can rotate, and trapezoidal Wasted-energy steel plate can be with rectangle baffle plate Collision, occurs bending and deformation, the overall energy of dissipation Seismic input structure so that agent structure (such as steel column and coupling beam) is tieed up substantially Hold in elastic stage, so as to be effectively protected agent structure, because relative storey displacement plays amplification corner at coupling beam node Effect, the energy dissipation capacity of energy-dissipating device will be enhanced;
2) the power consumption part of energy device and corbel type support are connected with steel column and coupling beam respectively by bolt, mount and dismount work It is very convenient to make, after former energy-dissipating device is impaired, it is only necessary to the energy-dissipating device that impaired energy-dissipating device is dismantled and more renewed Recover the anti-seismic performance of structure, greatly reduce repair time and maintenance cost after shake.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the adjustable coupling beam node energy dissipation apparatus of the present invention;
Fig. 2 is the dimensional structure diagram corresponding to the part that consumed energy in Fig. 1;
Fig. 3 is the dimensional structure diagram corresponding to angle-table bracket in Fig. 1;
Fig. 4 is to practice view corresponding to Fig. 1 structures.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing illustrated embodiment.
As shown in figure 1, consolidate present invention firstly provides a kind of adjustable coupling beam node energy dissipation apparatus, including with coupling beam Surely the power consumption part 2 connected and the supporting corbel type support 3 being fixedly connected with steel column.Wherein, power consumption part 2 opens bolt hole including one piece End panel 4 and four pieces of trapezoidal Wasted-energy steel plates 5 being placed in parallel being connected with end panel, four pieces of trapezoidal Wasted-energy steel plates 5 pass through welding It is connected with end panel 4, the material of end panel 4 uses Q345B steel, and the trapezoidal material of Wasted-energy steel plate 5 uses Q225 low yield strength steels.
Corbel type support 3 includes one piece of end panel 6 for opening bolt hole, put down with opening two pieces that the end panel 6 of bolt hole is connected The trapezoidal board 7 and six pieces of rectangle baffle plates 8 being connected respectively with two pieces of trapezoidal boards 7 that row is placed, six pieces of rectangle baffle plates 8 It is connected by welding with trapezoidal board 7.
Four deep trouths, initial shape are formd between the trapezoidal board 7 of six pieces of rectangle baffle plates 8 and both sides in corbel type support Lower four pieces trapezoidal Wasted-energy steel plates 5 of state are inserted in corresponding deep trouth, and the depth that trapezoidal Wasted-energy steel plate 5 is inserted in deep trouth is 20mm, trapezoidal power consumption Do not contacted between plate 5 and rectangle baffle plate 8.
As shown in Fig. 2 the end panel of end panel 4 of power consumption part 2 offers multiple first kind bolts hole along its length direction The ratio between 8a, the trapezoidal end portion width of Wasted-energy steel plate 5 and bottom width is 2:1~3:1, its thickness is 18mm, and two pieces of adjacent trapezoidals consume energy Level interval between plate 5 is 25mm.
As shown in figure 3, the end panel 6 of corbel type support 3 along its length direction by offering multiple second class bolts Hole 9, the level interval between two pieces of adjacent rectangle baffle plates 8 is 25mm, and its thickness is 25mm.First kind bolt hole 8a and second Class bolt hole 9 is made by being machined.
After with said structure feature, the present invention can be implemented by procedure below:
As shown in figure 4, above-mentioned novel earthquake-proof energy-dissipating device is installed at steel construction coupling beam node 10, including steel column 11, Coupling beam 12, novel earthquake-proof energy-dissipating device 1 above-mentioned, apply prestressed steel strand wires 13, for anchoring prestress steel strand wires Anchor slab 14, the power consumption part 2 of novel earthquake-proof energy-dissipating device 1 by multiple first kind bolts 18 through first kind bolt hole 8a and The lower flange 17 of coupling beam is connected, and the corbel type support 3 of novel earthquake-proof energy-dissipating device 1 passes through multiple second class bolts hole 9 that run through Second class bolt 19 is connected with the post edge of a wing 15 of steel column.The class bolt 19 of first kind bolt 18 and second is high-strength bolt.
In above-mentioned steel construction coupling beam node 10, when earthquake occurs, steel construction coupling beam node can open, coupling beam 12 Close to the end on the post edge of a wing 15 by using the lower flange 17 of coupling beam 12 or top flange 12 with the intersection point of the post edge of a wing 15 as center of rotation, it is trapezoidal Wasted-energy steel plate 5 can be collided with rectangle baffle plate 8, and trapezoidal Wasted-energy steel plate 5 can be plastically deformed, the overall energy of dissipation Seismic input structure Amount so that steel column 11 and coupling beam 12 maintain elastic stage, so as to be effectively protected agent structure, realize good antidetonation effect Fruit.After earthquake terminates, it is only necessary to which the energy dissipation apparatus that impaired energy dissipation apparatus 1 is dismantled and more renewed can be recovered The anti-seismic performance of structure, greatly reduce repair time and maintenance cost after shake.
After completing above-mentioned implementation process, the following characteristics of the present invention should be able to be embodied:
1) TADAS devices are a kind of energy dissipation apparatus to be consumed energy using trapezoidal Wasted-energy steel plate, and the application device is to original TADAS devices are improved, and are designed the support of supporting corbel type and are coordinated trapezoidal Wasted-energy steel plate to realize estimated performance, by bolt respectively with Steel column connects with coupling beam, and installation and removal work is very convenient;
2) by changing the design spacing in the part that consumes energy between trapezoidal Wasted-energy steel plate, while square in supporting corbel type support is changed The design spacing of shape baffle plate, each trapezoidal Wasted-energy steel plate can be adjusted into the time point of plasticity power consumption state, realize that energy-dissipating device can The effect of regulation.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using this hair It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein General Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to above-described embodiment, Those skilled in the art do not depart from improvement that scope made and modification all should be in this hairs according to the announcement of the present invention Within bright protection domain.

Claims (6)

  1. A kind of 1. adjustable coupling beam node energy dissipation apparatus, it is characterised in that:Including angle-table bracket and power consumption part, the ox Leg support is used to be adapted to the steel column being arranged at coupling beam node, and the angle-table bracket is including parallel to the steel column and each other Every some slots of setting, the power consumption part includes some Wasted-energy steel plates of spacing side by side setting and located at the Wasted-energy steel plate top Top plate, the Wasted-energy steel plate corresponded to is arranged in the slot respectively, and the bottom of every piece of Wasted-energy steel plate is inserted in the slot, often Wasted-energy steel plate described in block has the expansion power consumption portion being revealed in outside the slot, and the top plate is installed at coupling beam node for adaptation Girder steel under, pass through adjust the groove width of the slot control it is described expand power consumption portion and enter plasticity consume energy time of state Point.
  2. 2. adjustable coupling beam node energy dissipation apparatus according to claim 1, it is characterised in that:The angle-table bracket bag Include for and the bolted fixed charge method end plate of the steel column, the fixed charge method end plate be provided with least two block gaps set clamping plate, two Some spaced baffle plates are provided between clamping plate described in block, between the Wasted-energy steel plate is held between adjacent two pieces of baffle plates Every in the slot that space is formed.
  3. 3. adjustable coupling beam node energy dissipation apparatus according to claim 2, it is characterised in that:The top plate passes through spiral shell Bolt is fixedly connected under the girder steel, the profile of the Wasted-energy steel plate in isosceles trapezoidal structure so that including long end face, short end face with And both sides waist, the long end face are fixed under the top plate, the short end face is inserted in the slot, and the both sides waist is stuck in two Between clamping plate described in block, the Wasted-energy steel plate sets position until the part of the long end face forms the expansion by the both sides waist card Power consumption portion.
  4. 4. adjustable coupling beam node energy dissipation apparatus according to claim 3, it is characterised in that:The long end face and institute The joining place for stating both sides waist is respectively equipped with along the flattened projection of the top plate, the length of the long end face and is more than two pieces of clamping plates Between spacing.
  5. 5. adjustable coupling beam node energy dissipation apparatus according to claim 4, it is characterised in that:The profile of the clamping plate Structure in a rectangular trapezoid, the notch of the slot are formed at the right angle side waist of the clamping plate.
  6. A kind of 6. antidetonation coupling beam node structure, it is characterised in that:Claim 1 to 5 any institute is installed at the coupling beam node The adjustable coupling beam node energy dissipation apparatus stated, the angle-table bracket of the energy-dissipating device are installed on the steel at the coupling beam node On post, the power consumption part top of the energy-dissipating device is installed under the girder steel at the coupling beam node.
CN201710660839.1A 2017-08-04 2017-08-04 Adjustable coupling beam node energy dissipation apparatus and antidetonation coupling beam node Active CN107489201B (en)

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CN107489201B CN107489201B (en) 2019-09-10

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110847358A (en) * 2019-11-04 2020-02-28 燕山大学 Steel structure self-resetting beam column node connecting device
CN110952825A (en) * 2019-11-25 2020-04-03 海南大学 Prefabricated anti-seismic tough reinforced concrete frame structure and construction method
CN111877189A (en) * 2020-07-31 2020-11-03 上海应用技术大学 Anti-overturning energy consumption reinforcing device for single-column pier bridge
CN111945920A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical yield damper
CN111945921A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical energy consumption damper
CN112030726A (en) * 2020-08-21 2020-12-04 上海应用技术大学 Self-resetting bridge pier column structure system with external grading energy consumption devices and construction method
CN112030725A (en) * 2020-08-21 2020-12-04 上海应用技术大学 Self-resetting bridge pier column structure system with built-in grading energy consumption device and construction method
CN112282094A (en) * 2020-10-22 2021-01-29 东南大学 Steel structure node capable of dissipating energy by stages and replacing energy dissipation elements
CN112900626A (en) * 2021-04-09 2021-06-04 中国建筑第二工程局有限公司 Beam-column joint structure of fabricated building and construction method thereof

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JP2002364068A (en) * 2001-04-06 2002-12-18 Nippon Steel Corp Vibration control mechanism for beam-column joint of steel structure
CN102817413A (en) * 2012-07-05 2012-12-12 北京工业大学 Steel frame precast prestressed beam column joint with post-earthquake recovering function
CN103835387A (en) * 2014-03-17 2014-06-04 河北联合大学 Assembly-type frame structure joint friction damper
JP5558071B2 (en) * 2009-10-02 2014-07-23 旭化成ホームズ株式会社 Reinforcement structure of frame

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US4823522A (en) * 1987-04-22 1989-04-25 Bechtel International Corporation Energy absorbing and assembly for structural system
JP2002364068A (en) * 2001-04-06 2002-12-18 Nippon Steel Corp Vibration control mechanism for beam-column joint of steel structure
JP5558071B2 (en) * 2009-10-02 2014-07-23 旭化成ホームズ株式会社 Reinforcement structure of frame
CN102817413A (en) * 2012-07-05 2012-12-12 北京工业大学 Steel frame precast prestressed beam column joint with post-earthquake recovering function
CN103835387A (en) * 2014-03-17 2014-06-04 河北联合大学 Assembly-type frame structure joint friction damper

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110847358A (en) * 2019-11-04 2020-02-28 燕山大学 Steel structure self-resetting beam column node connecting device
CN110952825A (en) * 2019-11-25 2020-04-03 海南大学 Prefabricated anti-seismic tough reinforced concrete frame structure and construction method
CN111877189A (en) * 2020-07-31 2020-11-03 上海应用技术大学 Anti-overturning energy consumption reinforcing device for single-column pier bridge
CN111945920A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical yield damper
CN111945921A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical energy consumption damper
CN111945920B (en) * 2020-08-20 2022-03-29 海南大学 Hierarchical yield damper
CN112030725A (en) * 2020-08-21 2020-12-04 上海应用技术大学 Self-resetting bridge pier column structure system with built-in grading energy consumption device and construction method
CN112030725B (en) * 2020-08-21 2021-09-07 上海应用技术大学 Self-resetting bridge pier column structure system with built-in grading energy consumption device and construction method
CN112030726A (en) * 2020-08-21 2020-12-04 上海应用技术大学 Self-resetting bridge pier column structure system with external grading energy consumption devices and construction method
CN112282094A (en) * 2020-10-22 2021-01-29 东南大学 Steel structure node capable of dissipating energy by stages and replacing energy dissipation elements
CN112900626A (en) * 2021-04-09 2021-06-04 中国建筑第二工程局有限公司 Beam-column joint structure of fabricated building and construction method thereof
CN112900626B (en) * 2021-04-09 2022-02-22 中国建筑第二工程局有限公司 Beam-column joint structure of fabricated building and construction method thereof

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