CN108343170A - Assembled beam-column node sector damper - Google Patents

Assembled beam-column node sector damper Download PDF

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Publication number
CN108343170A
CN108343170A CN201810049978.5A CN201810049978A CN108343170A CN 108343170 A CN108343170 A CN 108343170A CN 201810049978 A CN201810049978 A CN 201810049978A CN 108343170 A CN108343170 A CN 108343170A
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China
Prior art keywords
plate
steel plate
viscoelastic
outside
column node
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CN201810049978.5A
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CN108343170B (en
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黄兴淮
徐赵东
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Southeast University
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Southeast University
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    • 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
    • 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
    • E04H9/0235Anti-seismic devices with hydraulic or pneumatic damping

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a kind of assembled beam-column node sector dampers, including middle steel plate (1), outside plate (2), Viscoelastic Plate (3), the Viscoelastic Plate (3) has two layers, middle steel plate (1) both sides are respectively equipped with Viscoelastic Plate (3), two panels outside plate (2) is clipped on the outside of two Viscoelastic Plates (3), two limits socket the end that steel plate (4) is located at two panels outside plate (2), and the both ends that limit sockets steel plate (4) are connect with two panels outside plate (3) respectively.The present invention has assembling construction and integrally vulcanizes without high temperature and pressure, sockets device by installing limit, enhances the cohesive force between viscoelastic plate and steel plate, make device simple structure, it is reliable and practical, it is mounted in bean column node, it is convenient and efficient, space is saved, industrialized production is conducive to.

Description

Assembled beam-column node sector damper
Technical field
Present invention relates generally to damper fields, refer in particular to a kind of assembled beam-column node sector damper, the device pair Building structure can play the role of good passive energy dissipation.
Background technology
Viscoelastic material is high molecular polymer, is a kind of Energy dissipating material of function admirable, and this material both has viscosity The elasticity having again.When being deformed by alternate stress effect, part energy is stored in the form of potential energy, another Portion of energy is then converted into thermal energy consumption and dissipates.It is anti-for structures under wind based on the viscoelastic damper that viscoelastic material makes A kind of novel energy-consumption damper in (shake) engineering of shaking, such damper is mainly by viscoelastic material and constraint steel plate group at tool There are economical and practical, dependable performance, feature easy for installation and good effectiveness in vibration suppression.Current viscoelastic damper generally use is high Warm high pressure entirety vulcanization is made, so needing to make different molds to the damper of different size, cost is higher. Secondly, it after certain part of damper is damaged, when replacing steel plate or viscoelastic material, is required for thinking highly of damping The new high temperature and pressure that carries out integrally vulcanizes, and causes the serious wasting of resources.Finally, when damper displacement is excessive, even if using high Tear failure can occur first for the boundary that the viscoelastic material that warm high pressure integrally vulcanizes is connected with constraint steel plate, and device is caused to lose Effect.If abandoning the production method that high temperature and pressure integrally vulcanizes, and gluing is used to connect, then due to viscoelastic material and constraint steel plate The adhesion strength of gluing connection is generally relatively low, and the intensity of bonding plane, which is unable to reach, is detected and used requirement.On the other hand, to assembly The damping of formula building structure often occupies larger space, therefore how to reduce the volume of damper, while improving viscoplasticity material The Joining Technology of material and constraint steel plate becomes problem anxious to be resolved.
Invention content
Technical problem:For problem of the existing technology, the present invention provides a kind of assembled beam-column node sector damping Device is connected jointly using bolt, epoxy resin gluing two ways, and without for the independent processing mold of different damping device and height Warm high pressure vulcanization.
Technical solution:A kind of assembled beam-column node sector damper of the present invention, including middle steel plate, outside plate, Viscoelastic Plate, the Viscoelastic Plate have two layers, and middle steel plate both sides are respectively equipped with Viscoelastic Plate, two panels outside Steel plate is clipped on the outside of two Viscoelastic Plates, and two limits socket the end that steel plate is located at two panels outside plate, and limit is drawn The both ends for connecing steel plate are connect with two panels outside plate respectively.
Adhesive is smeared in reserving hole on the outside plate, antiskid bolt passes through reserving hole and is embedded in viscoelastic Certain depth in property plate of material, but do not penetrate Viscoelastic Plate.
The two panels outside plate sockets steel plate and is connected by screw bolts with limit.
The bonding boundary installation I shapes of the Viscoelastic Plate and middle steel plate, outside plate socket steel plate, and I shapes are drawn It connects steel plate and middle steel plate, outside plate is connected by screw bolts, I shapes socket steel plate and Viscoelastic Plate using bolt, gluing Two ways connects jointly.
The bonding boundary installation L-shaped of the Viscoelastic Plate and middle steel plate, outside plate sockets steel plate, and L-shaped is drawn It connects steel plate and middle steel plate, outside plate is connected by screw bolts, L-shaped sockets steel plate and Viscoelastic Plate using bolt, gluing Two ways connects jointly.
The middle steel plate is connected with front end steel plate, and two panels outside plate is connected with rear end steel plate respectively, preceding End steel plate is connected with beam element, rear end steel plate and pole unit bolt or is welded to connect.
Advantageous effect:
1, viscoelastic material exchangeable assembled damper of the invention is connected using assembled, light plate and viscoelastic Property material layer between using gluing connect, avoid to damper carry out high temperature and pressure integrally vulcanize, so need not be directed to not Same damper makes different molds, can greatly reduce production cost.Secondly, the viscoelastic material in device occurs broken Bad when, can rapidly be replaced by bolt and gluing.Finally, due to not limited by mold, can be assembled with mass simultaneousization Multiple dampers, production efficiency are largely increased.
2, assembled beam-column node sector damper of the invention is due to using bolt anchoring constraint steel plate and viscoplasticity material Flitch so that the pure gluing shearing force between original constraint steel plate and Viscoelastic Plate becomes the antiskid that the anchoring of origin cause of formation bolt generates Power and gluing shearing force exist simultaneously, and enhance the bonding strength of joint face, increase the ultimate deformation and the limit of the damper Load.
3, assembled beam-column node sector damper of the invention sockets steel plate using I types and L-type sockets steel plate, increases Gluing area at steel plate and Viscoelastic Plate fillet, and socket and use bolt between steel plate and Viscoelastic Plate Anchoring is connected with the mode of gluing, is further enhanced the most weak part that steel plate is connected with Viscoelastic Plate, that is, is connected side Intensity at boundary.
4, limit is provided between the two panels outside plate in assembled beam-column node sector damper of the invention to socket Steel plate prevents the relative distance between two pieces of outside plates from increasing, that is, Viscoelastic Plate and adhesive is protected to be sheared Not tension when deformation, further increases bonding strength.
5, the Viscoelastic Plate and inside steel plate, outside plate in assembled beam-column node sector damper of the invention Between integrally vulcanize without high temperature and pressure, when being replaced and being recycled to Viscoelastic Plate, it is only necessary to be dismantled to device With reinstall, it is convenient and efficient.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention;
Fig. 2 is the structure top view of the present invention;
Fig. 3 is the structure installation diagram of the present invention;
Have in figure:Middle steel plate 1, outside plate 2, Viscoelastic Plate 3, limit sockets steel plate 4, I shapes socket steel plate 5, L Shape sockets steel plate 6, antiskid bolt 7, reserving hole 8, front end steel plate 9.1, rear end steel plate 9.2, beam element 10, pole unit 11。
Specific implementation mode
The present invention is described in further details below with reference to attached drawing.
A kind of assembled beam-column node sector damper of the present invention as depicted in figs. 1 and 2, including middle steel plate 1, outside Steel plate 2, Viscoelastic Plate 3, Viscoelastic Plate 3 are clipped in the middle 1 both sides of steel plate, and outside plate 2 is clipped in Viscoelastic Plate 3 Both sides, Viscoelastic Plate 3 and middle steel plate 1, outside plate 3 are connected jointly using bolt, gluing two ways;Outside plate Adhesive is smeared in reserving hole 8 on 2, antiskid bolt 7 passes through reserving hole 8 and is embedded in Viscoelastic Plate 3 certain Depth, but Viscoelastic Plate 3 is not penetrated;Two panels outside plate 2 sockets steel plate 4 and is connected by screw bolts with limit;Viscoplasticity Plate of material 3 and the bonding boundary installation I shapes of middle steel plate 1, outside plate 2 socket steel plate 5, and I shapes socket steel plate 5 and intermediate steel Plate 1, outside plate 2 are connected by screw bolts, and it is total using bolt, gluing two ways that I shapes socket steel plate 5 and Viscoelastic Plate 3 With connection.;The bonding boundary installation L-shaped of Viscoelastic Plate 3 and middle steel plate 1, outside plate 2 sockets steel plate 6, and L-shaped is drawn Connect steel plate 6 and middle steel plate 1, outside plate 2 be connected by screw bolts, L-shaped socket steel plate 6 and Viscoelastic Plate 3 using bolt, Gluing two ways connects jointly;The middle steel plate 1 is connected with front end steel plate 9.1, two panels outside plate 2 respectively with it is rear End steel plate 9.2 is connected, and front end steel plate 9.1 is connected with beam element 10, rear end steel plate 9.2 and 11 bolt of pole unit or It is welded to connect.
When assembly, the monoblock viscoelastic material block vulcanizated is cut into the Viscoelastic Plate 3 of given dimensional first, then Adhesive is equably smeared on the two sides of Viscoelastic Plate 3, generally uses epoxy resin as adhesive, by 1 He of middle steel plate The adhesive surface of outside plate 2 is cleaned up with dry cotton or sand paper, and is connected with 3 gluing of Viscoelastic Plate for being coated with adhesive It connects, is connected another piece of Viscoelastic Plate for being coated with adhesive 3 and middle steel plate 1 and 2 gluing of outside plate with same method It connects, is placed 24 hours under pressure after the completion of connection.Secondly epoxy is smeared in the reserving hole 8 on steel plate 2 on the outside Resin, then about 1~2cm inside Viscoelastic Plate 3 is anchored to always across reserving hole 8 with antiskid bolt 7, reuse I shapes It sockets steel plate 5 and L-shaped sockets the connection that steel plate 6 further strengthens Viscoelastic Plate 3 and steel plate, connection type is bolt, ring Oxygen resin gluing two ways connects jointly, and finally the middle steel plate 1 of device is connected with front end steel plate 9.1, and two Piece outside plate 2 is connected with rear end steel plate 9.2 respectively, and front end steel plate 9.1 is connected with beam element 10, rear end steel plate 9.2 with 11 bolt of pole unit or be welded to connect, complete the installation of assembled beam-column node sector damper.
Operation principle:During use, when middle steel plate 1 and the generation relative displacement of outside plate 2, be clipped in the middle steel plate 1 and outside plate 2 among Viscoelastic Plate 3 will occur shear-deformable, part energy is stored in the form of potential energy, Another part energy is then converted into thermal energy consumption and dissipates, to consume vibrational energy.Due to the presence of antiskid bolt 7 so that viscous Anchor force can be generated by bolt between elastic material board 3 and outside plate 2, greatly improve Viscoelastic Plate 3 and outside Anti-slide performance between steel plate 2.Traditional band type damper is under large deformation, Viscoelastic Plate 3 and middle steel plate 1, outside At the fillet of steel plate 2 can degumming first, and the I shapes that the present invention is added socket steel plate 5 and L-shaped socket steel plate 6 by bolt, Epoxy resin gluing two ways is commonly mounted at fillet, increases the stress surface of boundary viscoelastic material gluing Product, while anchor bolt further limits the cracking between viscoelastic material 3 and middle steel plate 1, outside plate 2.Limit sockets Steel plate 4, which can limit the distance between two panels outside plate 2, to be increased, and ensure that the deformation of Viscoelastic Plate 3 is only to shear Deformation, will not be by the pulling force that applies due to distance increases between two panels outside plate 2, and otherwise Viscoelastic Plate 3 will appear Pulling force is sheared while being acted on, it is easier to degumming, cracking.

Claims (6)

1. a kind of assembled beam-column node sector damper, it includes middle steel plate (1), outside plate (2), Viscoelastic Plate (3), it is characterised in that:The Viscoelastic Plate (3) has two layers, and middle steel plate (1) both sides are respectively equipped with Viscoelastic Plate (3), two panels outside plate (2) is clipped on the outside of two Viscoelastic Plates (3), and two limits socket steel plate (4) and are located at two panels The end of outside plate (2), the both ends that limit sockets steel plate (4) are connect with two panels outside plate (3) respectively.
2. assembled beam-column node sector damper according to claim 1, it is characterised in that:The outside plate (2) On reserving hole (8) in smear adhesive, antiskid bolt (7) passes through and reserving hole (8) and is embedded in Viscoelastic Plate (3) Middle certain depth, but Viscoelastic Plate (3) is not penetrated.
3. assembled beam-column node sector damper according to claim 1, it is characterised in that:The two panels outside plate (2) it sockets steel plate (4) with limit and is connected by screw bolts.
4. assembled beam-column node sector damper according to claim 1, it is characterised in that:The Viscoelastic Plate (3) and the bonding boundary installation I shapes of middle steel plate (1), outside plate (2) socket steel plate (5), I shapes socket steel plate (5) and in Between steel plate (1), outside plate (2) be connected by screw bolts, I shapes socket steel plate (5) and Viscoelastic Plate (3) using bolt, glue Viscous two ways connects jointly.
5. assembled beam-column node sector damper according to claim 1, it is characterised in that:The Viscoelastic Plate (3) and the bonding boundary installation L-shaped of middle steel plate (1), outside plate (2) sockets steel plate (6), L-shaped socket steel plate (6) and in Between steel plate (1), outside plate (2) be connected by screw bolts, L-shaped sockets steel plate (6) and Viscoelastic Plate (3) using bolt, glue Viscous two ways connects jointly.
6. assembled beam-column node sector damper according to claim 1, it is characterised in that:The middle steel plate (1) It is connected with front end steel plate (9.1), two panels outside plate (2) is connected with rear end steel plate (9.2) respectively, front end steel plate (9.1) it is connected with beam element (10), rear end steel plate (9.2) and pole unit (11) bolt or is welded to connect.
CN201810049978.5A 2018-01-18 2018-01-18 Fan-shaped damper of assembled beam column node Active CN108343170B (en)

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Application Number Priority Date Filing Date Title
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CN108343170B CN108343170B (en) 2020-03-31

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109372141A (en) * 2018-11-22 2019-02-22 东南大学 Variable damping viscoplasticity band type damper
CN109898647A (en) * 2019-03-01 2019-06-18 东南大学 A kind of assembled welding energy-dissipating and shock-absorbing node
CN110145020A (en) * 2019-04-25 2019-08-20 东南大学 A kind of dry connecting node of the assembled of the multi-direction damper of band
CN111946555A (en) * 2020-07-17 2020-11-17 中国电建集团华东勘测设计研究院有限公司 Assembly platform and assembly method for assembly type concrete tower bobbin pipe pieces
CN112411786A (en) * 2020-11-26 2021-02-26 西安建筑科技大学 Orthogonal waveform slotted steel plate grading energy dissipation damper with viscoelastic material
CN113089835A (en) * 2021-05-26 2021-07-09 西南交通大学 Ancient building timber frame tenon fourth of twelve earthly branches node assembled viscoelastic damper
CN114250881A (en) * 2022-01-17 2022-03-29 南京林业大学 '5 + 4' orthogonal viscoelastic damping device
CN115110826A (en) * 2022-07-28 2022-09-27 西安建筑科技大学 Assembled viscoelastic damping device and concrete frame node of restoration reinforcing
CN115126111A (en) * 2022-08-10 2022-09-30 南京林业大学 Viscoelastic damping device for additive manufacturing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101713226A (en) * 2009-10-23 2010-05-26 广州大学 Beam-column joint strengthening arc-shaped lead viscoelastic damper
CN201521044U (en) * 2009-10-23 2010-07-07 广州大学 Strengthening arc-shaped lead 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
CN203373871U (en) * 2013-04-11 2014-01-01 欧进萍 Assembly type visco-elastic damping wall

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101713226A (en) * 2009-10-23 2010-05-26 广州大学 Beam-column joint strengthening arc-shaped lead viscoelastic damper
CN201521044U (en) * 2009-10-23 2010-07-07 广州大学 Strengthening arc-shaped lead 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
CN203373871U (en) * 2013-04-11 2014-01-01 欧进萍 Assembly type visco-elastic damping wall

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109372141A (en) * 2018-11-22 2019-02-22 东南大学 Variable damping viscoplasticity band type damper
CN109898647A (en) * 2019-03-01 2019-06-18 东南大学 A kind of assembled welding energy-dissipating and shock-absorbing node
CN110145020A (en) * 2019-04-25 2019-08-20 东南大学 A kind of dry connecting node of the assembled of the multi-direction damper of band
CN111946555A (en) * 2020-07-17 2020-11-17 中国电建集团华东勘测设计研究院有限公司 Assembly platform and assembly method for assembly type concrete tower bobbin pipe pieces
CN111946555B (en) * 2020-07-17 2022-03-04 中国电建集团华东勘测设计研究院有限公司 Assembly platform and assembly method for assembly type concrete tower bobbin pipe pieces
CN112411786A (en) * 2020-11-26 2021-02-26 西安建筑科技大学 Orthogonal waveform slotted steel plate grading energy dissipation damper with viscoelastic material
CN112411786B (en) * 2020-11-26 2021-12-07 西安建筑科技大学 Orthogonal waveform slotted steel plate grading energy dissipation damper with viscoelastic material
CN113089835A (en) * 2021-05-26 2021-07-09 西南交通大学 Ancient building timber frame tenon fourth of twelve earthly branches node assembled viscoelastic damper
CN114250881A (en) * 2022-01-17 2022-03-29 南京林业大学 '5 + 4' orthogonal viscoelastic damping device
CN115110826A (en) * 2022-07-28 2022-09-27 西安建筑科技大学 Assembled viscoelastic damping device and concrete frame node of restoration reinforcing
CN115126111A (en) * 2022-08-10 2022-09-30 南京林业大学 Viscoelastic damping device for additive manufacturing

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