CN108412068A - A kind of node amplification damper - Google Patents

A kind of node amplification damper Download PDF

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Publication number
CN108412068A
CN108412068A CN201810157085.2A CN201810157085A CN108412068A CN 108412068 A CN108412068 A CN 108412068A CN 201810157085 A CN201810157085 A CN 201810157085A CN 108412068 A CN108412068 A CN 108412068A
Authority
CN
China
Prior art keywords
connecting rod
steel plate
shearing steel
link
shearing
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201810157085.2A
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Chinese (zh)
Inventor
叶茂
周震
刘爱荣
邓挺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou University
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Guangzhou University
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 Guangzhou University filed Critical Guangzhou University
Priority to CN201810157085.2A priority Critical patent/CN108412068A/en
Publication of CN108412068A publication Critical patent/CN108412068A/en
Pending legal-status Critical Current

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Classifications

    • 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, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02Buildings, 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
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings

Abstract

The present invention relates to a kind of nodes to amplify damper, including the first bearing, the first connecting rod and second connecting rod being rotatably mounted on the first bearing, second bearing, the third connecting rod and fourth link being rotatably mounted on the second bearing, the first shearing steel plate of polylith being integrally formed with first connecting rod, the second shearing steel plate of polylith being integrally formed with second connecting rod, the polylith third shearing steel plate being integrally formed with third connecting rod, the 4th shearing steel plate of polylith being integrally formed with fourth link;First shearing steel plate and the second shearing steel plate are alternately arranged successively, third shearing steel plate and the 4th shearing steel plate are alternately arranged successively, Damping material layer is equipped between first shearing steel plate and the second shearing steel plate, Damping material layer is equipped between third shearing steel plate and the 4th shearing steel plate, first connecting rod and fourth link pivotally link together, and second connecting rod and third connecting rod pivotally link together.This damper has good damping effect, belongs to the technical field of earthquake-resistant building.

Description

A kind of node amplification damper
Technical field
The present invention relates to the technical fields of earthquake-resistant building more particularly to a kind of node to amplify damper.
Background technology
In recent years, China has carried out a large amount of research work in terms of the shock insulation of engineering structure, vibration damping and vibration control, takes Obtain plentiful and substantial achievement in research.Traditional Aseismic Design teacher resists geological process by the anti-seismic performance of enhancing structure itself, i.e., With structure storage itself and earthquake energy to meet Structural design earthquake level for earthquake resistant works:No damage in small earthquake, middle shake can repair, and big shake is not .But this antidetonation mode lacks capacity of self-regulation, under uncertain geological process, it is likely that is unsatisfactory for safety and wants It asks.And structural vibration control technology provides a reasonable effective approach for earthquake-resistant structure.Wherein, energy-dissipating and shock-absorbing is a kind of quilt Dynamic control measure, be guide the seismic energy of input structure into be especially arranged mechanism and element is absorbed and consumed energy, thus The safety of agent structure can be protected.
In prefabricated assembled concrete structure, the position i.e. position of joints that precast beam and prefabricated post connect, position of joints Additional damping device can effectively improve prefabricated assembled concrete structure node anti-seismic performance, but the installation of current damper is empty Between big, technical sophistication etc., inconvenience is applied to node.
Invention content
For the technical problems in the prior art, the purpose of the present invention is:A kind of node amplification damper, tool are provided There is the small and good damping effect of installation space.
In order to achieve the above object, the present invention adopts the following technical scheme that:
A kind of node amplifies damper, including the first bearing, the first connecting rod being rotatably mounted on the first bearing and the Two connecting rods, the second bearing, the third connecting rod being rotatably mounted on the second bearing and fourth link, it is integrally formed with first connecting rod The first shearing steel plate of polylith, with second connecting rod be integrally formed the second shearing steel plate of polylith, with third connecting rod be integrally formed Polylith third shearing steel plate, the 4th shearing steel plate of polylith being integrally formed with fourth link;First shearing steel plate and the second shearing Steel plate is alternately arranged successively, and third shearing steel plate and the 4th shearing steel plate are alternately arranged successively, and the first shearing steel plate and second is cut It cuts and is equipped with Damping material layer between steel plate, Damping material layer is equipped between third shearing steel plate and the 4th shearing steel plate, first connects Bar and fourth link pivotally link together, and second connecting rod and third connecting rod pivotally link together.
It is further:Hinged from beginning to end first connecting rod, second connecting rod, third connecting rod, fourth link form flat Row four-bar mechanism.
It is further:Damper further includes the first articulated shaft and the second articulated shaft, and first connecting rod and fourth link turn It is mounted on the first articulated shaft to dynamic formula, second connecting rod and third connecting rod are pivotally mounted on the second articulated shaft.
It is further:First bearing is equipped with first axle, and the second bearing is equipped with the second axis, an end cap of first connecting rod In first axle, the other end of first connecting rod is sleeved on the first articulated shaft, and one end of second connecting rod is sleeved in first axle, The other end of second connecting rod is sleeved on the second articulated shaft, and one end of third connecting rod is sleeved on the second articulated shaft, third connecting rod The other end be sleeved on the second axis, one end of fourth link is sleeved on the second axis, and the other end of fourth link is sleeved on On one articulated shaft;
Two ends of first connecting rod are provided with gap slot, and two ends of third connecting rod are provided with gap slot;Second connects One end of bar is located in a gap slot of first connecting rod, and one end of fourth link is located at another gap slot of first connecting rod Interior, the other end of second connecting rod is located in a gap slot of third connecting rod, and the other end of fourth link is located at third connecting rod In another gap slot.
It is further:First shearing steel plate, the second shearing steel plate, third shearing steel plate, the 4th shearing steel plate are in arc Shape;It is just being shown in the first shearing steel plate or third shearing steel plate, the first shearing steel plate and the second shearing steel plate overlap, third Shearing steel plate and the 4th shearing steel plate overlap.
It is further:First connecting rod, second connecting rod, third connecting rod, be equipped in fourth link it is multiple spaced apart from each other Rectangular channel and polylith partition board for separating multiple rectangular channels, one piece of first shearing steel plate and one piece of partition board on first connecting rod Integrally formed, one piece of second shearing steel plate and one piece of partition board on second connecting rod are integrally formed, one piece of third shearing steel plate and the One piece of partition board in three-link is integrally formed, and one piece of the 4th shearing steel plate and one piece of partition board in fourth link are integrally formed;The The end of one shearing steel plate is located in the rectangular channel of second connecting rod, and the end of the second shearing steel plate is located at the rectangular channel of first connecting rod Interior, the end of third shearing steel plate is located in the rectangular channel of fourth link, and the end of the 4th shearing steel plate is located at third connecting rod In rectangular channel.
Generally speaking, the invention has the advantages that:
This damper structure is simple, occupies little space, the ingenious principle with parallel four-bar linkage, the effect of damping energy dissipation Fruit can be amplified, low manufacture cost, have good damping effect.This damper materials are simple, are easy to make, installation and removal side Just, Hysteresis Behavior is stable, is easily changed, and has important economy and use value, has in earthquake-resistant structure field and widely answers Use foreground.
Description of the drawings
Fig. 1 is the structural schematic diagram of this damper.
Fig. 2 is the structural schematic diagram that damper is mounted on precast beam and prefabricated post.
Fig. 3 is the explosive view of damper.
Fig. 4 is the structural schematic diagram of first connecting rod, the first shearing steel plate.
Fig. 5 is the structural schematic diagram of Damping material layer.
Fig. 6 is the structural schematic diagram of the first articulated shaft.
Fig. 7 is the structural schematic diagram of the first bearing.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
It is now attached to what is occurred in Figure of description for the ease of uniformly checking each reference numeral inside Figure of description Icon note is unitedly described as follows:
1 is precast beam, and 2 be prefabricated post, and 3 be first connecting rod, and 4 be second connecting rod, and 5 be third connecting rod, and 6 be fourth link, 7 It is the second bearing for the first bearing, 8,9 be the first articulated shaft, and 10 be the second articulated shaft, and 11 be gap slot, and 12 be the first shear steel Plate, 13 be the second shearing steel plate, and 14 be third shearing steel plate, and 15 be the 4th shearing steel plate, and 16 be partition board, and 17 be first axle, 18 For Damping material layer.
In conjunction with shown in Fig. 1 to Fig. 7, a kind of node amplification damper, including the first bearing, it is rotatably mounted on the first bearing On first connecting rod and second connecting rod, the second bearing, the third connecting rod being rotatably mounted on the second bearing and fourth link, with Integrally formed the first shearing steel plate of polylith of first connecting rod, the second shearing steel plate of polylith being integrally formed with second connecting rod, with the The integrally formed polylith third shearing steel plate of three-link, the 4th shearing steel plate of polylith being integrally formed with fourth link.First cuts It is an entirety that steel plate, which is cut, with first connecting rod, is made into integration;Second shearing steel plate and second connecting rod are an entirety, a system At;Third shearing steel plate and third connecting rod are an entirety, are made into integration;4th shearing steel plate and fourth link are one It is whole, it is made into integration.First shearing steel plate and the second shearing steel plate are alternately arranged successively, third shearing steel plate and the 4th shearing Steel plate is alternately arranged successively, between the first shearing steel plate and the second shearing steel plate be equipped with Damping material layer, third shearing steel plate and Damping material layer is equipped between 4th shearing steel plate;That is the first shearing steel plate and the second shearing steel plate are alternately arranged successively, third Shearing steel plate and the 4th shearing steel plate are alternately arranged successively, and resistance is then arranged between the first shearing steel plate and the second shearing steel plate Damping material layer, is arranged Damping material layer between third shearing steel plate and the 4th shearing steel plate, the first adjacent shearing steel plate and One layer of Damping material layer is set between the second shearing steel plate, is arranged one between adjacent third shearing steel plate and the 4th shearing steel plate Layer Damping material layer, Damping material layer are as shown in Figure 5.First connecting rod and fourth link pivotally link together, and second connects Bar and third connecting rod pivotally link together.
Hinged from beginning to end first connecting rod, second connecting rod, third connecting rod, fourth link form parallel―ordinal shift machine Structure.The four points of connection of the parallel four-bar linkage is rotary.
In conjunction with shown in Fig. 1 and Fig. 6, damper further includes the first articulated shaft and the second articulated shaft, the first articulated shaft and second Articulated shaft is located on two diagonal tie points of parallel four-bar linkage, and the first bearing and the second bearing are located at parallel―ordinal shift machine On another two diagonal tie points of structure.First connecting rod and fourth link are pivotally mounted on the first articulated shaft, and second Connecting rod and third connecting rod are pivotally mounted on the second articulated shaft.
Referring to figs 1 and 3, in Fig. 1, damper is placed vertically, the direction up and down described in this section of content and figure 1 direction up and down is consistent.As shown in fig. 7, the first bearing be equipped with first axle, the second bearing be equipped with the second axis, first One end (left upper end) of connecting rod is sleeved in first axle, and the other end (bottom righthand side) of first connecting rod is sleeved on the first articulated shaft, One end (left upper end) of second connecting rod is sleeved in first axle, and the other end (bottom righthand side) of second connecting rod is sleeved on the second articulated shaft On, one end (left end) of third connecting rod is sleeved on the second articulated shaft, and the other end (right end) of third connecting rod is sleeved on the second axis On, one end (left upper end) of fourth link is sleeved on the second axis, and the other end (bottom righthand side) of fourth link is sleeved on the first hinge In spindle.Two ends (left and right end) of first connecting rod are provided with gap slot, and two ends (left and right end) of third connecting rod are opened Jagged slot.One end (left upper end) of second connecting rod is located in a gap slot of first connecting rod, one end (upper left of fourth link End) it is located in another gap slot of first connecting rod, the other end (bottom righthand side) of second connecting rod be located at third connecting rod one is scarce In mouth slot, the other end (bottom righthand side) of fourth link is located in another gap slot of third connecting rod.
First shearing steel plate, the second shearing steel plate, third shearing steel plate, the 4th shearing steel plate are arc-shaped, as arc Steel plate.Just it is being shown in the first shearing steel plate, the second shearing steel plate, third shearing steel plate or the 4th shearing steel plate, the first shearing steel plate It overlaps with the second shearing steel plate, third shearing steel plate and the 4th shearing steel plate overlap.
First connecting rod, third connecting rod, is equipped with multiple rectangular channels spaced apart from each other in fourth link and is used for second connecting rod The polylith partition board that multiple rectangular channels are separated has rectangular channel, rectangular channel to be separated with partition board on that is, each connecting rod.One piece first is cut It cuts steel plate and one piece of partition board on first connecting rod is integrally formed, one piece of second shearing steel plate and one piece of partition board one on second connecting rod Body is formed, and one piece of third shearing steel plate and one piece of partition board on third connecting rod are integrally formed, one piece of the 4th shearing steel plate and the 4th One piece of partition board on connecting rod is integrally formed;I.e. one piece of partition board corresponds to integrally formed with one piece of shearing steel plate.First shearing steel plate with Partition board on first connecting rod is an entirety, and manufactured together, remaining shearing steel plate and connecting rod are also such.In conjunction with Fig. 1, Fig. 3, Shown in Fig. 4, the end of the first shearing steel plate is located in the rectangular channel of second connecting rod, and the end of the second shearing steel plate is located at first and connects In the rectangular channel of bar, the end of third shearing steel plate is located in the rectangular channel of fourth link, and the end of the 4th shearing steel plate is located at In the rectangular channel of third connecting rod, i.e. the first shearing steel plate and the second shearing steel plate are mutually embedded, and third shearing steel plate and the 4th is cut It is mutually embedded to cut steel plate.
In prefabricated assembled concrete structure, precast beam and prefabricated post be all in the advance pouring molding of factory, that is, It is first integral prefabricated in factory, then prefabricated post and precast beam are linked together by node structure.This damper is application In prefabricated assembled concrete structure, operation principle:First bearing and the second bearing are installed, in conjunction with Fig. 1 and Fig. 2 It is shown, such as the first bearing is mounted in prefabricated post, the second bearing is mounted on precast beam, when earthquake makes pillar and beam When having relative movement, so that when relative displacement occurs for the first bearing and the second bearing, then the four of parallel four-bar linkage Angle will change, and relative displacement can occur for the first shearing steel plate and the second shearing steel plate, and third shearing steel plate and the 4th cut Relative displacement can also be occurred by cutting steel plate, so that the Damping material layer between the first shearing steel plate and the second shearing steel plate occurs Damping deformation so that damping deformation occurs for the Damping material layer between third shearing steel plate and the 4th shearing steel plate, finally plays The effect of damping energy dissipation.Since the moving direction of the first shearing steel plate and the second shearing steel plate is opposite, the effect of generation is, Two pieces of shearing steel plates shearing damp material layer in opposite direction so that the damping energy dissipation effect of Damping material layer is amplified.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications, Equivalent substitute mode is should be, is included within the scope of the present invention.

Claims (6)

1. a kind of node amplifies damper, it is characterised in that:Including the first bearing, first be rotatably mounted on the first bearing Connecting rod and second connecting rod, the second bearing, the third connecting rod being rotatably mounted on the second bearing and fourth link, with first connecting rod Integrally formed the first shearing steel plate of polylith, the second shearing steel plate of polylith being integrally formed with second connecting rod, with third connecting rod one The polylith third shearing steel plate that body is formed, the 4th shearing steel plate of polylith being integrally formed with fourth link;First shearing steel plate and Second shearing steel plate is alternately arranged successively, and third shearing steel plate and the 4th shearing steel plate are alternately arranged successively, the first shearing steel plate And second be equipped with Damping material layer between shearing steel plate, and damping material is equipped between third shearing steel plate and the 4th shearing steel plate Layer, first connecting rod and fourth link pivotally link together, and second connecting rod and third connecting rod pivotally link together.
2. a kind of node described in accordance with the claim 1 amplifies damper, it is characterised in that:Hinged from beginning to end first connects Bar, second connecting rod, third connecting rod, fourth link form parallel four-bar linkage.
3. a kind of node described in accordance with the claim 1 amplifies damper, it is characterised in that:Damper further includes the first articulated shaft With the second articulated shaft, first connecting rod and fourth link are pivotally mounted on the first articulated shaft, and second connecting rod and third connect Bar is pivotally mounted on the second articulated shaft.
4. a kind of node described in accordance with the claim 3 amplifies damper, it is characterised in that:First bearing is equipped with first axle, Second bearing is equipped with the second axis, and one end of first connecting rod is sleeved in first axle, and the other end of first connecting rod is sleeved on first On articulated shaft, one end of second connecting rod is sleeved in first axle, and the other end of second connecting rod is sleeved on the second articulated shaft, third One end of connecting rod is sleeved on the second articulated shaft, and the other end of third connecting rod is sleeved on the second axis, an end cap of fourth link On the second axis, the other end of fourth link is sleeved on the first articulated shaft;
Two ends of first connecting rod are provided with gap slot, and two ends of third connecting rod are provided with gap slot;Second connecting rod One end is located in a gap slot of first connecting rod, and one end of fourth link is located in another gap slot of first connecting rod, the The other end of two connecting rods is located in a gap slot of third connecting rod, and the other end of fourth link is located at another of third connecting rod In gap slot.
5. a kind of node described in accordance with the claim 1 amplifies damper, it is characterised in that:First shearing steel plate, the second shearing Steel plate, third shearing steel plate, the 4th shearing steel plate are arc-shaped;Just it is being shown in the first shearing steel plate or third shearing steel plate, first Shearing steel plate and the second shearing steel plate overlap, and third shearing steel plate and the 4th shearing steel plate overlap.
6. a kind of node amplifies damper according to claim 5, it is characterised in that:First connecting rod, second connecting rod, third It is equipped with multiple rectangular channels spaced apart from each other and the polylith partition board for separating multiple rectangular channels on connecting rod, fourth link, one The first shearing steel plate of block and one piece of partition board on first connecting rod are integrally formed, one piece of second shearing steel plate and one on second connecting rod Block partition board is integrally formed, and one piece of third shearing steel plate and one piece of partition board on third connecting rod are integrally formed, one piece of the 4th shear steel Plate and one piece of partition board in fourth link are integrally formed;The end of first shearing steel plate is located in the rectangular channel of second connecting rod, the The end of two shearing steel plates is located in the rectangular channel of first connecting rod, and the end of third shearing steel plate is located at the rectangular channel of fourth link Interior, the end of the 4th shearing steel plate is located in the rectangular channel of third connecting rod.
CN201810157085.2A 2018-02-24 2018-02-24 A kind of node amplification damper Pending CN108412068A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810157085.2A CN108412068A (en) 2018-02-24 2018-02-24 A kind of node amplification damper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810157085.2A CN108412068A (en) 2018-02-24 2018-02-24 A kind of node amplification damper

Publications (1)

Publication Number Publication Date
CN108412068A true CN108412068A (en) 2018-08-17

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Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0925996A (en) * 1995-07-13 1997-01-28 Ohbayashi Corp Vibration absorbing table
JP2003097636A (en) * 2001-09-25 2003-04-03 Daiwa House Ind Co Ltd Friction damper
JP2003097621A (en) * 2001-09-27 2003-04-03 Daiwa House Ind Co Ltd Friction damper
CN2806599Y (en) * 2005-07-08 2006-08-16 北京工业大学 Shape memory alloy and friction composite damper
CN201521041U (en) * 2009-10-23 2010-07-07 广州大学 Strengthening arc-shaped viscoelastic damper for beam-column joint
CN201521042U (en) * 2009-10-23 2010-07-07 广州大学 Strengthening fan-shaped viscoelastic damper for beam-column joint
CN103835387A (en) * 2014-03-17 2014-06-04 河北联合大学 Assembly-type frame structure joint friction damper
CN203684433U (en) * 2013-12-25 2014-07-02 武汉理工大学 Diamond truss type deformation increase range device of damper
CN105178468A (en) * 2015-10-19 2015-12-23 同济大学建筑设计研究院(集团)有限公司 Scissor-type deformation amplifying device for amplifying energy consumption effect of damper
CN105201097A (en) * 2015-10-25 2015-12-30 贵州大学 Novel friction energy consumption damper
CN106088386A (en) * 2016-08-17 2016-11-09 西安建筑科技大学 A kind of efficiently bridging damper arrangement mechanism
CN106677586A (en) * 2016-12-22 2017-05-17 广州大学 Damper utilizing storey drift of room
CN106758775A (en) * 2016-12-22 2017-05-31 广州大学 A kind of bridge damper based on lever principle
CN106760848A (en) * 2016-12-22 2017-05-31 广州大学 A kind of damper for house bean column node

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0925996A (en) * 1995-07-13 1997-01-28 Ohbayashi Corp Vibration absorbing table
JP2003097636A (en) * 2001-09-25 2003-04-03 Daiwa House Ind Co Ltd Friction damper
JP2003097621A (en) * 2001-09-27 2003-04-03 Daiwa House Ind Co Ltd Friction damper
CN2806599Y (en) * 2005-07-08 2006-08-16 北京工业大学 Shape memory alloy and friction composite damper
CN201521041U (en) * 2009-10-23 2010-07-07 广州大学 Strengthening arc-shaped viscoelastic damper for beam-column joint
CN201521042U (en) * 2009-10-23 2010-07-07 广州大学 Strengthening fan-shaped viscoelastic damper for beam-column joint
CN203684433U (en) * 2013-12-25 2014-07-02 武汉理工大学 Diamond truss type deformation increase range device of damper
CN103835387A (en) * 2014-03-17 2014-06-04 河北联合大学 Assembly-type frame structure joint friction damper
CN105178468A (en) * 2015-10-19 2015-12-23 同济大学建筑设计研究院(集团)有限公司 Scissor-type deformation amplifying device for amplifying energy consumption effect of damper
CN105201097A (en) * 2015-10-25 2015-12-30 贵州大学 Novel friction energy consumption damper
CN106088386A (en) * 2016-08-17 2016-11-09 西安建筑科技大学 A kind of efficiently bridging damper arrangement mechanism
CN106677586A (en) * 2016-12-22 2017-05-17 广州大学 Damper utilizing storey drift of room
CN106758775A (en) * 2016-12-22 2017-05-31 广州大学 A kind of bridge damper based on lever principle
CN106760848A (en) * 2016-12-22 2017-05-31 广州大学 A kind of damper for house bean column node

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Application publication date: 20180817