CN205875450U - Harmonious quality type surrender energy dissipation shock attenuation wall device - Google Patents
Harmonious quality type surrender energy dissipation shock attenuation wall device Download PDFInfo
- Publication number
- CN205875450U CN205875450U CN201620714021.4U CN201620714021U CN205875450U CN 205875450 U CN205875450 U CN 205875450U CN 201620714021 U CN201620714021 U CN 201620714021U CN 205875450 U CN205875450 U CN 205875450U
- Authority
- CN
- China
- Prior art keywords
- assembly
- mass sources
- mass
- steel core
- shock
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model provides a harmonious quality type surrender energy dissipation shock attenuation wall device is the diagonal angle form in upper portion connection plate and the lower part connection plate edge major structure direction of height plane and links to each other with the major structure, is connected steel core and upper portion connection plate and lower part connection plate, forms a monocline jointly with the major structure and props the system. Set up the cushion cap at the major structure lower surface, lay the track above the cushion cap, the track both ends set up the spacing card that slides, through quality source front side subassembly, quality source rear side subassembly, the upper portion limiting plate makes up into harmonious mass damper TMD quality source with the lower part limiting plate, and set up the pulley at quality source front side subassembly and quality source rear side subassembly lower surface, then place the pulley on the track, reserve certain space in the middle of the quality source, and with the steel core clamp at its middle part, set up resilience component and damping element between quality source tip and major structure, formation has harmonious quality and metal surrender energy dissipation shock attenuation dual function's shock attenuation wall device.
Description
Technical field
This utility model relates to a kind of difunctional composite shock-absorbing wall device, and particularly a kind of tuning quality type surrender energy dissipating subtracts
Shake wall device.It it is one technical innovation of civil engineering structure energy-dissipating and shock-absorbing technical field.
Background technology
Tuned mass damper (TMD) be current building vibration control in apply one of wider technology, its principle be by
The TMD natural frequency of vibration be tuned to agent structure frequency meet certain relation time, the reverse inertia force produced by oscillator carrys out part
Offset the perturbed force of input structure.Anti-buckling support (BRB) is to arrange that around steel core soap-free emulsion polymeization constraint element is steady to improve it
Qualitative, then realize energy-dissipating and shock-absorbing by steel core plastic deformation during tension and compression.
But, TMD and BRB is with the presence of own limitations for tradition: it is big that TMD takies space, to structural modal attribute
Sensitive, starts the time long, and the problem such as take effect slow, subtracts wind-excited responese good, subtracts seismic response poor.Then there is yield force in BRB
Limiting and the problem of material resisting fatigue, anti-seismic performance is superior, but controls the best to ambient vibration.
Summary of the invention
This utility model aims to provide a kind of tuning quality type surrender energy-dissipating and shock-absorbing wall device, under utilizing this device to reach
State purpose: (1), when structure suffers general ambient vibration, can play TMD shock sucking function；(2) when structure suffer earthquake or its
During its damaging impact load, metal yield power consumption function will be played；(3) according to extraneous vibration intensity, two kinds of dampings can be realized
Automatic switchover between function；(4) simple structure, processes uncomplicated, flexible arrangement in structure, and space occupancy rate is little, dress
Unload and easy to maintenance.
Composition of the present utility model: a kind of tuning quality type surrender energy-dissipating and shock-absorbing wall device, by upper node plate, bottom joint
Assembly, top limiting plate, lower limit plate, connecting bolt, resilience unit on rear side of assembly, Mass Sources on front side of some plate, steel core, Mass Sources
Part, damping element, pulley, track, limiting card, cushion cap and agent structure composition, it is characterised in that: by upper node plate and bottom
Gusset plate is connected with agent structure in diagonal form along agent structure short transverse plane, by steel core and upper node plate and under
Portion gusset plate connects, and is collectively forming a monocline support body system with agent structure, arranges cushion cap at agent structure lower surface, on cushion cap
Track is laid in face, and track two ends arrange slip limiting card, spacing by assembly on rear side of assembly, Mass Sources on front side of Mass Sources, top
Plate and lower limit plate are combined into tuned mass damper TMD Mass Sources, and group on rear side of assembly and Mass Sources on front side of Mass Sources
Part lower surface arranges pulley, and the Mass Sources after then arranging pulley is placed in orbit, and ensures that Mass Sources can be along track
Direction slidably, reserves a fixed gap in the middle of described Mass Sources, pass for oblique steel core and pressed from both sides in the middle by steel core, steel core
Surface maintains 5 ~ 10mm gap with Mass Sources surface, arranges resilient element and damping unit between Mass Sources end and agent structure
Part, is formed and has tuning quality and the shock absorption wall device of metal yield energy-dissipating and shock-absorbing dual-use function.
Described steel core is big by end cross-sectional, the word variable cross-section metallic plate composition that surrender active section cross section is little.
Described steel core includes that with the connected mode of upper node plate and bottom gusset plate welding, bolt are connected and hinged.
The assembly that described Mass Sources assembly is combined into is TMD mass of system source, is again the constraint element of steel core simultaneously.
On front side of described TMD Mass Sources, on rear side of assembly and Mass Sources, component bottom is provided with vertical constraint peace out of plane constraint.
Described vertical constraint peace out of plane constraint includes slide system or spring fastening.
Described resilient element includes that spring and prestress wire, described damping element are viscous damper.
When pressurized is violent, the active section of steel core can occur bending deformation, and by group on front side of this deformable squeeze Mass Sources
Module inner on rear side of part and Mass Sources, the produced friction of this extruding can be blocked outside TMD and be worked on, it is achieved amortisseur from
Tuning quality vibration damping is to the automatic conversion of metal yield energy-dissipating and shock-absorbing function.
Compared with the prior art, this utility model has the advantage that
When agent structure suffers general ambient vibration, described Mass Sources, resilient element collectively constitute with damping element
TMD system.When quality, rigidity and the damping of this TMD system meet certain mathematical relationship, this system can be that structure provides reversely
Inertia force is to reduce structural vibration effect, it is achieved TMD shock sucking function.
When agent structure suffers earthquake or other damaging impact load, displacement between structure generation larger layers, described steel
Core can occur flexing when pressurized, now originally serves as TMD Mass Sources and is distributed in the Mass Sources on steel core both sides and can retrain steel core
The outer bending deformation of plane, forces it to high-order buckling modal change, it is achieved the metal yield power consumption function of steel core.
Described Mass Sources is during constraint steel core bending deformation, and the two contact surface can produce bigger normal stress, should
The frictional force that power produces can block the swing of TMD system.Owing to structure is during large deformation, often become with mode attribute
Change, be now not only difficult to effective absorbing by the TMD system of grand master pattern state condition design, in some instances it may even be possible to heavy structure is born.Institute
With, when agent structure suffers thump load, TMD system swing can stop because of internal steel core flexing friction, thus real
Now from TMD vibration damping to the automatic switchover of metal yield energy-dissipating and shock-absorbing function.
In this utility model device assembly, described upper node plate, bottom gusset plate, steel core, Mass Sources and cushion cap, it is all
Rule steel or steel-concrete component；Described resilient element, damping element, pulley, track, limiting card, can directly use on market
Normalization finished product carries out supporting.Each inter-module only need to be connected by standard bolt or weld can complete assemble, therefore there is structure
Making simple, process uncomplicated, flexible arrangement in structure, space occupancy rate is little, handling and technical characterstic easy to maintenance.
It addition, this utility model also can have a following attendant advantages:
By described upper node plate, bottom gusset plate, the shoring of steel core composition can be that structure provides lateral rigidity, enters
One step reduces malformation.
Described TMD Mass Sources can directly use building partition material, and its quality is big, and many places are arranged and be can reach relatively in the structure
High-quality ratio, and then make the effectiveness in vibration suppression of agent structure become apparent from.
Described TMD Mass Sources is horizontal positioned, and Mass Sources will not be occurred initially to glide excessive problem, and then is more conducive to use
In tall and slender structure.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model front view；
Fig. 3 is the A-A sectional view of Fig. 1；
Fig. 4 is the B-B sectional view of Fig. 1；
Fig. 5 is the C-C sectional view of Fig. 1；
Fig. 6 is the D-D sectional view of Fig. 3；
1 upper node plate in figure；2 bottom gusset plates；3 steel cores；Assembly on front side of 4a Mass Sources；4b Mass Sources
Rear side assembly；5a top limiting plate；5b lower limit plate；6 connecting bolts；7 resilient elements；8 damping elements；
9 pulleys；10 tracks；11 limiting cards；12 cushion caps；13 agent structures.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, as shown in figures 1 to 6, first upper node plate 1 and bottom is saved
Point plate 2 be connected with agent structure 13, then steel core 3 is connected with upper node plate 1 and bottom gusset plate 2, formed one oblique
Support system.If agent structure is reinforced concrete structure, then upper node plate 1 and bottom gusset plate 2 can use pre-buried pouring
Technique is connected with agent structure；If agent structure is steel construction, then welding procedure can be used to be connected with agent structure.Steel core 3
With gusset plate be connected by welding or bolt be connected.
Cushion cap 12 is set at agent structure lower surface, cushion cap is placed sliding rail 10.Cushion cap height should ensure that installation
After, on front side of Mass Sources, on rear side of assembly 4a and Mass Sources, the lower surface of assembly 4b is higher than the upper surface of bottom gusset plate 2, simultaneously
On front side of Mass Sources on rear side of assembly 4a and Mass Sources the upper surface of assembly 4b less than the lower surface of upper node plate 1.
On front side of Mass Sources, on rear side of assembly 4a and Mass Sources, bottom assembly 4b, track pulley is set.Pulley number is by Mass Sources
Gross weight controls with single pulley bearing capacity, but minimum the most preferably less than 4.Ensure on front side of Mass Sources on rear side of assembly 4a and Mass Sources
After assembly 4b placement in orbit, energy direction along ng a path is slidably.Pulley 9 preferably uses rail pulley, and along being arranged symmetrically with.
By assembly 4b parallel docking on rear side of assembly 4a on front side of Mass Sources and Mass Sources, centre be aided with top limiting plate 5a and under
Portion limiting plate 5b, collectively constitutes TMD Mass Sources.Steel core 3 must be surrendered power consumption section and be included, to prevent nothing by TMD Mass Sources
Constraint portions pressurized unstability acutely and too early.On front side of Mass Sources on rear side of assembly 4a, Mass Sources assembly 4b and top limiting plate 5a or
Connected by connecting bolt 6 between lower limit plate 5b, in order to install and replace.Sky is done, it is allowed to steel core in the middle of TMD Mass Sources
Pass from centre.Specifically, during docking first to assembly 4b on rear side of assembly 4a, Mass Sources on front side of Mass Sources and top limiting plate 5a or
Lower limit plate 5b carries out location interim to hole, and connecting bolt 6 sequentially passes through assembly 4a on front side of Mass Sources, top limiting plate 5a
Assembly 4b on rear side of (or 5b) and Mass Sources, removes interim location after tightening.Assembly on rear side of assembly 4a and Mass Sources on front side of Mass Sources
Pre-interspacing in the middle part of 4b is controlled by top limiting plate 5a and lower limit plate 5b, and limiting plate thickness should be greater than the thickness of steel core 3,
Not occur between assembly 4b inner surface on rear side of assembly 4a, Mass Sources on front side of steel core 3 both side surface after ensureing assembling and Mass Sources
Contact, top limiting plate 5a and lower limit plate 5b thickness should as.Limiting plate thickness is also unsuitable excessive, according in the past to flexing
Support performance experimental study also considers that common buildings component machining accuracy is permitted, space between steel core surface and surface of wall
Preferably control between 5 ~ 10mm.
Resilient element 7 and damping element 8 are set on Mass Sources both sides.Resilient element 7 and damping element 8 one end are fixed on master
In body structure, the other end is fixed on front side of Mass Sources on rear side of assembly 4a and Mass Sources on assembly 4b.
The kind of resilient element 7 and quantity are preferably controlled by formula (1), so that effectiveness in vibration suppression is more excellent.Specifically, for making structure reach
To least displacement, kind and the quantity of resilient element 7 are determined by formula (1a)；For making structure minimize acceleration, resilient element 7
Kind and quantity determined by formula (1b):
(1)
In formula (1),γ t,opTMD and agent structure optimal frequency ratios,Whereinf sAgent structure frequency,k ti TheiThe rigidity of individual resilient element 7,n sThe quantity of resilient element 7,m t——
Assembly 4a, 4b and the gross mass of limiting plate 5a and 5b；μMass ratio between TMD Mass Sources and agent structure, M sAgent structure modal mass；ξ 0Agent structure damping ratio.
The kind of damping element 8 and quantity are preferably controlled by formula (2), so that effectiveness in vibration suppression is more excellent.Specifically, for making structure reach
To least displacement, kind and the quantity of damping element 8 are determined by formula (2a)；For making structure minimize acceleration, damping element 8
Kind and quantity determined by formula (2b):
(2)
In formula (2),ξ t,opTMD Optimal damping ratio,Whereinf sMain
Body structure frequency,c tiTheiThe damped coefficient of individual damping element 8,n cThe quantity of damping element 8；Other parameter contains
The same formula of justice (1).
Resilient element 7 and damping element 8 maximum tension and reduction length should be greater than putting equal to TMD Mass Sources design maximum
Width.After installing, shock absorption wall device TMD need to be done frequency sweep or resonance test, by regulation resilient element 7 and damping element 8
Quantity, rigidity and damping parameter, make TMD operating frequency meet and agent structure frequency and damping between best vibration damping ratio close
System.
After system frequency and damping debugging, in making TMD Mass Sources position return, limiting card is set the most in orbit
11.Limiting card and pulley outward flange distance are by TMD Mass Sources design maximum amplitude of oscillation value.Top limiting plate 5a and lower limit plate
Between 5b and steel core 3, minimum range have to be larger than pulley outward flange to railway limit card distance.After installing, figure should be met
Effect shown in 2.
Claims (8)
1. a tuning quality type surrender energy-dissipating and shock-absorbing wall device, before upper node plate, bottom gusset plate, steel core, Mass Sources
Assembly on rear side of side assembly, Mass Sources, top limiting plate, lower limit plate, connecting bolt, resilient element, damping element, pulley,
Track, limiting card, cushion cap and agent structure composition, it is characterised in that: by main to upper node plate (1) and bottom gusset plate (2) edge
It is connected with agent structure (13) in diagonal form in body structure (13) short transverse plane, by steel core (3) and upper node plate (1)
Connect with bottom gusset plate (2), be collectively forming a monocline support body system with agent structure (13), arrange at agent structure lower surface
Cushion cap (12), cushion cap (12) lays track (10) above, and track two ends arrange slip limiting card (11), by group on front side of Mass Sources
On rear side of part (4a), Mass Sources, assembly (4b), top limiting plate (5a) and lower limit plate (5b) are combined into tuned mass damper
TMD Mass Sources, and on front side of Mass Sources, on rear side of assembly (4a) and Mass Sources, assembly (4b) lower surface arranges pulley (9), then will
Arrange the Mass Sources after pulley (9) to be placed on track (10), and ensure Mass Sources can along track (10) direction slidably,
Reserve a fixed gap in the middle of described Mass Sources, pass for oblique steel core (3) and steel core (3) is pressed from both sides in the middle, steel core (3) surface
Maintain 5 ~ 10mm gap with Mass Sources surface, resilient element (7) and damping are set between Mass Sources end and agent structure (13)
Element (8), is formed and has tuning quality and the shock absorption wall device of metal yield energy-dissipating and shock-absorbing dual-use function.
Tuning quality type the most according to claim 1 surrender energy-dissipating and shock-absorbing wall device, it is characterised in that described steel core (3)
Big by end cross-sectional, that surrender active section cross section is a little word variable cross-section metallic plate composition.
Tuning quality type the most according to claim 1 surrender energy-dissipating and shock-absorbing wall device, it is characterised in that described steel core (3)
Include that with the connected mode of upper node plate (1) and bottom gusset plate (2) welding, bolt are connected and hinged.
Tuning quality type the most according to claim 1 surrender energy-dissipating and shock-absorbing wall device, it is characterised in that before described Mass Sources
Side assembly (4a), assembly (4b) on rear side of Mass Sources, top limiting plate (5a), the assembly that lower limit plate (5b) is combined into is
TMD mass of system source, is again the constraint element of steel core (3) simultaneously.
Tuning quality type the most according to claim 1 surrender energy-dissipating and shock-absorbing wall device, it is characterised in that described TMD mass
On front side of source, on rear side of assembly (4a) and Mass Sources, assembly (4b) bottom is provided with vertical constraint peace out of plane constraint.
Tuning quality type the most according to claim 5 surrender energy-dissipating and shock-absorbing wall device, it is characterised in that described vertical constraint
Peace out of plane constraint includes slide system or spring fastening.
Tuning quality type the most according to claim 1 surrender energy-dissipating and shock-absorbing wall device, it is characterised in that described resilient element
(7) include that spring and prestress wire, described damping element (8) are viscous damper.
Tuning quality type the most according to claim 1 surrender energy-dissipating and shock-absorbing wall device, it is characterised in that violent at pressurized
Time, the active section of steel core (3) can occur bending deformation, and by assembly (4a) on front side of this deformable squeeze Mass Sources and Mass Sources after
Side assembly (4b) inner surface, the produced friction of this extruding can be blocked outside TMD and be worked on, it is achieved amortisseur is from tuning quality
Vibration damping is to the automatic conversion of metal yield energy-dissipating and shock-absorbing function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714021.4U CN205875450U (en) | 2016-07-08 | 2016-07-08 | Harmonious quality type surrender energy dissipation shock attenuation wall device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714021.4U CN205875450U (en) | 2016-07-08 | 2016-07-08 | Harmonious quality type surrender energy dissipation shock attenuation wall device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205875450U true CN205875450U (en) | 2017-01-11 |
Family
ID=57696087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620714021.4U Withdrawn - After Issue CN205875450U (en) | 2016-07-08 | 2016-07-08 | Harmonious quality type surrender energy dissipation shock attenuation wall device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205875450U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088391A (en) * | 2016-07-08 | 2016-11-09 | 贵州理工学院 | Tuning quality type surrender energy-dissipating and shock-absorbing wall device |
| CN106948637A (en) * | 2017-03-27 | 2017-07-14 | 同济大学 | It is a kind of containing Self-resetting can Structure of mover shock mitigation system |
-
2016
- 2016-07-08 CN CN201620714021.4U patent/CN205875450U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088391A (en) * | 2016-07-08 | 2016-11-09 | 贵州理工学院 | Tuning quality type surrender energy-dissipating and shock-absorbing wall device |
| CN106088391B (en) * | 2016-07-08 | 2018-09-21 | 贵州理工学院 | Tuning quality type surrenders energy-dissipating and shock-absorbing wall device |
| CN106948637A (en) * | 2017-03-27 | 2017-07-14 | 同济大学 | It is a kind of containing Self-resetting can Structure of mover shock mitigation system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108425433A (en) | A kind of adaptive stiffness characteristics mobile decoupling formula three-dimensional isolation/shake bearing | |
| CN109914372A (en) | Self-resetting offshore jacket platforms structural system based on built-in swing column | |
| Lu et al. | Performance‐based seismic analysis on a super high‐rise building with improved viscously damped outrigger system | |
| JP6979805B2 (en) | Seismic isolation structure | |
| CN106835958A (en) | A kind of three-dimensional shock isolation support | |
| CN103711214B (en) | A kind of anti-buckling support of assembled viscoelasticity | |
| CN205653915U (en) | Energy dissipation shock -proof type frame - bearing structure | |
| CN205369011U (en) | Continuous bridge subregion control connection damping device | |
| CN210288752U (en) | Damping grounding type fabricated reinforced concrete tuned mass damping wall | |
| CN205875450U (en) | Harmonious quality type surrender energy dissipation shock attenuation wall device | |
| CN106088391A (en) | Tuning quality type surrender energy-dissipating and shock-absorbing wall device | |
| KR101684291B1 (en) | Vibration absorption type pedestrian bridge | |
| KR100701584B1 (en) | Bridge system including an earthquake-proof means and installing method of the earthquake-proof means | |
| Asadi et al. | Nonlinear behavior and design of mid-to high-rise diagrid structures in seismic regions | |
| CN209162877U (en) | A kind of building foundation shock proof bearing structure | |
| US11371241B2 (en) | Damper for energy dissipation | |
| CN105735115A (en) | Connecting shock absorption device for continuous girder bridge zone control | |
| CN110043097B (en) | Damping ground connection shaped steel supports tuned damping support of filling quality | |
| CN210422092U (en) | Damping grounding section steel supporting and filling mass tuning damping support | |
| CN110820977A (en) | Viscoelastic coupling beam damper with unidirectional shearing deformation | |
| CN205444534U (en) | Board -like metal attenuator of steel - concrete compoboard restraint | |
| CN211547289U (en) | Bridge damping device based on steel wire rope damper | |
| CN105672516A (en) | Integrated tuned mass damping wall | |
| CN214574605U (en) | Shock attenuation disaster prevention's building engineering structure | |
| CN110700435B (en) | Assembled energy dissipation and shock absorption device and assembling method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20180921 |