CN206053018U - A kind of adjustable pendulum length formula single pendulum tuned mass damper - Google Patents
A kind of adjustable pendulum length formula single pendulum tuned mass damper Download PDFInfo
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- CN206053018U CN206053018U CN201620844866.5U CN201620844866U CN206053018U CN 206053018 U CN206053018 U CN 206053018U CN 201620844866 U CN201620844866 U CN 201620844866U CN 206053018 U CN206053018 U CN 206053018U
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Abstract
This utility model provides a kind of adjustable pendulum length formula single pendulum tuned mass damper, including mass fraction, support the support of the mass fraction, connect the oscillation system and the damping system being arranged between the support and mass fraction of the support and mass fraction, the oscillation system includes rigid hanger, and the rigid hanger connects the support and mass fraction.The adjustable in length of the rigid hanger of adjustable pendulum length formula single pendulum tuned mass damper of the present utility model, can real-time regulation own frequency it is close with the frequency of building structure, Self Adaptive Control is realized, so as to reach good effectiveness in vibration suppression, the safety of building structure is improved；Oscillation system ensure that the rotating property of single pendulum tuned mass damper, and whole adjustable pendulum length formula single pendulum tuned mass damper installs more convenient, adjusts simple and convenient.
Description
Technical field
This utility model belongs to technical field of civil engineering, specifically, is to be related to a kind of adjustable pendulum length formula single pendulum tuning
Mass damper.
Background technology
Single pendulum tuned mass damper (TMD) is mainly made up of single pendulum and antivibrator.Its operation principle：By single pendulum self-vibration frequency
Rate is adjusted to the control frequency close to building structure, when external force acts on structure, and single pendulum produces the pendulum contrary with main structure
It is dynamic, so as to control structure is vibrated.Single pendulum tuned mass damper (TMD) as a kind of vibration reducing measure with to original structure change compared with
It is little, simple, effectiveness in vibration suppression is installed significantly and the characteristics of low cost, therefore, at home and abroad obtained in civil engineering structure extensively
Application, such as：Taipei 101 mansion and Shanghai World Financial Center etc. are towering architectural to have use.It is with social development, more next
More Materials with High Strength are employed in the middle of structure so that the rigidity of structure and damping constantly reduce, therefore in dynamic load
Under (wind, earthquake etc.) effect, the dynamic response of structure is excessive, threatens structure safety.On the other hand, with social economy's level
Improve, for the requirement also more and more higher of comfort level, in some structures, rigidity and comfortableness problem become restriction to people sometimes
The factor of structure design, the simple method using increase member section improving the rigidity of result, not only uneconomical and its effect
Fruit is also poor.Generally structure frequency the design phase design load with build up after structure frequency actual value often exist it is certain
Deviation so that the TMD of the fixed single pendulum natural frequency of vibration can not reach optimal damping effect, not only affect the safety also shadow of structure
Ring life comfort level.
Therefore a kind of adjustable single pendulum tuned mass damper of pendulum length is designed, can be adjusted according to the change of structural vibration frequency
Section pendulum length, so as to change the natural frequency of vibration of single pendulum tuned mass damper to structural vibration frequency, reaches good vibration damping
Effect, the safety for improving building structure just have and are of great significance.
Utility model content
The purpose of this utility model is to provide a kind of self-adapting tuning mass damper, to overcome on of the prior art
State defect, can real-time regulation own frequency it is close with the frequency of building structure, realize Self Adaptive Control, it is good so as to reach
Effectiveness in vibration suppression.
For achieving the above object, this utility model is employed the following technical solutions：
A kind of adjustable pendulum length formula single pendulum tuned mass damper, including mass fraction, support the support of the mass fraction,
Connect the oscillation system and the damping system being arranged between the support and mass fraction of the support and mass fraction, it is described
Oscillation system includes rigid hanger, and the rigid hanger connects the support and mass fraction.
The mass fraction includes some pieces of the first masses being superimposed and is arranged at the first mass top surface both sides
Some pieces of the second masses, be respectively fixedly connected between first mass and the second mass of top surface both sides.
The support includes horizontal gird, and the oscillation system also includes two first pendulum for being fixed on the crossbeam bottom surface
Dynamic framework, is fixed on two the second swing frames of the top surface of second mass, is arranged in first swing frame respectively
The first swing sword and second inside frame and the second swing frame swings sword, first swing frame and second swing frame
The position of frame corresponds up and down, and the middle part of the first swing sword and the second swing sword has groove, the groove
Top surface has the projection of V-type, and two ends open up first through hole, and the rigid hanger connects described respectively through the first through hole
One swings sword with described second identical one end for swinging sword.
The damping system includes the damping suspension rod bolt being arranged on the crossbeam, be fixed on second mass it
Between damping slot and the damping sheet being arranged in the damping slot, institute is fixed on by nut in the upper end of the damping suspension rod bolt
State on crossbeam, be fixedly connected during the damping slot is inserted in lower end and with the damping sheet, the bottom of the damping slot and described the
The top surface of one mass is fixedly connected.
There is screw thread on the rigid hanger, the rigid hanger is passed through with the described first swing sword and the second swing sword
Nut connects.
The gate frame that second swing frame includes chassis base and is arranged on the chassis base, the framework
Base plate is fixedly connected with the top surface of second mass, and the inside top of the gate frame offers V-shaped groove mouth, and described
Two swing the described raised chimeric with the V-shaped groove mouth of sword；The structure of first swing frame and second swing frame
Identical, the chassis base of first swing frame is fixedly connected with the bottom surface of the crossbeam, and described first swings sword
It is described raised chimeric with the V-shaped groove mouth.Further, the support also includes two fulcrum bearings, and the crossbeam connection is described
Two fulcrum bearings top.
Further, connected by fixture between first mass and the second mass of both sides respectively.
Further, the second through hole is offered on the chassis base, the chassis base is passed through by the second fixture
Second through hole is connected with the crossbeam and second mass respectively.
Further, the chassis base is respectively between the crossbeam and the second mass by being welded to connect.
Compared with prior art, this utility model has following Advantageous Effects：
The adjustable in length of the rigid hanger of adjustable pendulum length formula single pendulum tuned mass damper of the present utility model, Neng Goushi
When adjust own frequency with the frequency of building structure to close, realize Self Adaptive Control, so as to reach good effectiveness in vibration suppression, carry
The safety of high building structure；Oscillation system ensure that the rotating property of single pendulum tuned mass damper, and whole adjustable pendulum length
It is more convenient that formula single pendulum tuned mass damper is installed, and adjusts simple and convenient.
Description of the drawings
Fig. 1 is the structural representation of adjustable pendulum length formula single pendulum tuned mass damper of the present utility model.
Fig. 2 is the front view of adjustable pendulum length formula single pendulum tuned mass damper of the present utility model.
Fig. 3 is the right view of adjustable pendulum length formula single pendulum tuned mass damper of the present utility model.
Fig. 4 is the of the present utility model second structural representation for swinging sword.
Fig. 5 is the of the present utility model second front view for swinging sword.
Fig. 6 is the structural representation front view of the second swing frame of the present utility model.
In figure：1- supports, 2- mass fractions, 3- oscillation systems, 4- damping systems, 11- fulcrum bearings, 12- crossbeams, 21-
One mass, the second masses of 22-, the first fixtures of 23-, the first swing frames of 31-, the second swing frames of 32-, 33- first
Swing sword, 34- second swing sword, 35- rigid hangers, 36-V shape notches, 37- chassis bases, 38- gate frames, 39- grooves,
The second fixtures of 310-, 311- first through hole, the second through holes of 312-, 313- are raised, 41- damping suspension rod bolts, 42- damping slots,
43- damping sheets.
Specific embodiment
Below in conjunction with the accompanying drawings the technical solution of the utility model is described in further detail.
As depicted in figs. 1 and 2, adjustable pendulum length formula single pendulum tuned mass damper of the present utility model, including mass fraction
2, the support 1 of the mass fraction 2 is supported, is connected the oscillation system 3 of the support 1 and mass fraction 2 and is arranged at described
Damping system 4 between frame 1 and mass fraction 2, the oscillation system 3 include rigid hanger 35, and the rigid hanger 35 connects
The support 1 and mass fraction 2, the adjustable in length of the rigid hanger 35.
The mass fraction 2 includes some pieces of the first masses 21 being superimposed and is arranged at 21 top surface of the first mass
Some pieces of the second masses 22 of both sides, are fixed between first mass 21 and the second mass 22 of top surface both sides respectively
Connection.During installation, can be according to required quality reasonable arrangement the first mass 21 and the quantity of the second mass 22.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, the support 1 includes horizontal gird 12, and the oscillation system 3 also includes solid
Due to two the first swing frames 31 of 12 bottom surface of the crossbeam, two second of top surface of second mass 22 are fixed on
Swing frame 32, the first swing sword 33 being arranged in inside first swing frame 31 and the second swing frame 32 respectively and the
Two swing sword 34, and first swing frame 31 is corresponded up and down with the position of second swing frame 32, and described first
The top surface that the middle part of swing sword 33 and the second swing sword 34 has groove 39, the groove 39 has the projection 313 of V-type,
Two ends open up first through hole 311, and the rigid hanger 35 connects described first respectively through the first through hole 311 and swings sword 33
With described second identical one end for swinging sword 34.
As shown in Figure 1 to Figure 3, the damping system 4 includes two damping suspension rod bolts being arranged on the crossbeam 12
41, the damping slot 42 being fixed between second mass 22 and the damping sheet 43 being arranged in the damping slot 42 are described
The upper end of damping suspension rod bolt 41 is fixed on the crossbeam 12 by nut, during the damping slot 42 is inserted in lower end and with it is described
Damping sheet 43 is fixedly connected, and the bottom of the damping slot 42 is fixedly connected with the top surface of first mass 21.
Further, as shown in Fig. 2 there is screw thread (not shown) on the rigid hanger 35, the rigid hanger 35
It is fixedly connected by nut with the described first swing sword 33 and the second swing sword 34.
As shown in Figures 2 to 6, second swing frame 32 includes chassis base 37 and is arranged at the chassis base 37
On gate frame 38, the chassis base 37 is fixedly connected with the top surface of second mass 22, the gate frame 38
Inside top offer V-shaped groove mouth 36, described second swings the described raised 313 chimeric with the V-shaped groove mouth 36 of sword 34；Institute
The structure for stating the first swing frame 31 is identical with second swing frame 32, the framework bottom of first swing frame 31
Plate 37 is fixedly connected with the bottom surface of the crossbeam 12, and described raised the 313 of the first swing sword 33 are embedding with the V-shaped groove mouth 36
Close.
As shown in Figures 2 and 3, the support 1 also includes two fulcrum bearings 11, and the crossbeam 12 connects described two
The top of bearing 11.The support 1 can be the structure that can arbitrarily realize technical scheme.
Further, as shown in Fig. 2 respectively by the between first mass 21 and the second mass 22 of both sides
One fixture 23 is (for example：Screw bolt and nut) connection.
Further, as shown in Figure 3 and Figure 5, the second through hole 312, the framework bottom are offered on the chassis base 37
Plate 37 passes through the second fixture 310 (for example：Screw) through second through hole 312 respectively with the crossbeam 12 and described second
Mass 22 connects.
Further, the chassis base 37 also can be passed through between the crossbeam 12 and second mass 22 respectively
It is welded to connect.
Further, silicone oil is filled in the damping slot 42, the big I of damping is adjusted by silicon oil viscosity.
With reference to above-mentioned structure of the present utility model and accompanying drawing, adjustable pendulum length formula single pendulum tuning quality damping of the present utility model
Sword is swung using two between the rigid hanger and mass fraction and support of device and swing frame is attached, it is ensured that single pendulum
The rotating property of tuned mass damper, prevent excessive moment of flexure, it is to avoid the generation reversed；The adjustable length of rigid hanger
Section, and it is easy to adjust, so that the frequency of single pendulum tuned mass damper is consistent with agent structure, improve subtracting for building structure
Shake effect, and then improve the safety of building structure, and install more convenient, adjust simple and convenient.
Above specific embodiment of the utility model is described in detail, but which has been only used as example, this utility model
It is not restricted to particular embodiments described above.To those skilled in the art, any equivalent carried out by the practicality
Modifications and substitutions are also all among category of the present utility model.Therefore, the institute under without departing from spirit and scope of the present utility model
The impartial conversion of work and modification, should all cover in the range of this utility model.
Claims (10)
1. a kind of adjustable pendulum length formula single pendulum tuned mass damper, it is characterised in that including mass fraction, supports the Quality Mgmt Dept
The support for dividing, connects oscillation system and the damping being arranged between the support and mass fraction of the support and mass fraction
System, the oscillation system include rigid hanger, and the rigid hanger connects the support and mass fraction.
2. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 1, it is characterised in that Quality Mgmt Dept's subpackage
Some pieces of the first masses for including superposition and some pieces of the second masses for being arranged at the first mass top surface both sides, it is described
It is respectively fixedly connected between first mass and the second mass of top surface both sides.
3. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 2, it is characterised in that the support includes water
Flat crossbeam, the oscillation system also include two the first swing frames for being fixed on the crossbeam bottom surface, are fixed on described second
Two the second swing frames of the top surface of mass, are arranged in inside first swing frame and the second swing frame respectively
First swings sword and second swings sword, and first swing frame is corresponded up and down with the position of second swing frame,
The top surface that the middle part of the first swing sword and the second swing sword has groove, the groove has the projection of V-type, two ends
First through hole is opened up, the rigid hanger connects described first respectively through the first through hole and swings sword and second swing
Identical one end of sword.
4. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 3, it is characterised in that the damping system bag
Include the damping suspension rod bolt being arranged on the crossbeam, the damping slot being fixed between second mass and be arranged at described
Damping sheet in damping slot, the upper end of the damping suspension rod bolt are fixed on the crossbeam by nut, and lower end insertion is described
It is fixedly connected in damping slot and with the damping sheet, the bottom of the damping slot is connected with the top surface fixation of first mass
Connect.
5. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 3, it is characterised in that on the rigid hanger
There is screw thread, the rigid hanger is connected by nut with the described first swing sword and the second swing sword.
6. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 3, it is characterised in that second swing frame
Frame includes chassis base and the gate frame being arranged on the chassis base, the chassis base and second mass
Top surface is fixedly connected, and the inside top of the gate frame offers V-shaped groove mouth, and described second swings the raised and institute of sword
State V-shaped groove mouth to be fitted together to；The structure of first swing frame is identical with second swing frame, first swing frame
The chassis base is fixedly connected with the bottom surface of the crossbeam, and described first swings the described raised embedding with the V-shaped groove mouth of sword
Close.
7. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 3, it is characterised in that the support also includes
Two fulcrum bearings, the top of two described fulcrum bearings of the crossbeam connection.
8. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 2, it is characterised in that first mass
It is connected by fixture and the second mass of both sides between respectively.
9. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 6, it is characterised in that on the chassis base
Offer the second through hole, the chassis base by the second fixture through second through hole respectively with the crossbeam and described
Second mass connects.
10. adjustable pendulum length formula single pendulum tuned mass damper as claimed in claim 6, it is characterised in that the chassis base
Respectively by being welded to connect between the crossbeam and the second mass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620844866.5U CN206053018U (en) | 2016-08-05 | 2016-08-05 | A kind of adjustable pendulum length formula single pendulum tuned mass damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620844866.5U CN206053018U (en) | 2016-08-05 | 2016-08-05 | A kind of adjustable pendulum length formula single pendulum tuned mass damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206053018U true CN206053018U (en) | 2017-03-29 |
Family
ID=58380054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620844866.5U Active CN206053018U (en) | 2016-08-05 | 2016-08-05 | A kind of adjustable pendulum length formula single pendulum tuned mass damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206053018U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988592A (en) * | 2017-04-06 | 2017-07-28 | 东南大学 | A kind of swing-type tuned mass damper device |
| CN107152096A (en) * | 2017-05-09 | 2017-09-12 | 同济大学 | With reference to half active mono-pendulum type tuned mass damper of health monitoring |
| CN111479975A (en) * | 2017-12-14 | 2020-07-31 | 帕马斯迪利沙股份公司 | Dynamic vibration damping system for high-rise buildings |
| CN111502921A (en) * | 2020-04-24 | 2020-08-07 | 浙江运达风电股份有限公司 | Omnidirectional tuning mass damper for flexible tower drum of wind generating set |
| WO2022171842A1 (en) * | 2021-02-12 | 2022-08-18 | FSD Active Limited | Vibration control |
-
2016
- 2016-08-05 CN CN201620844866.5U patent/CN206053018U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988592A (en) * | 2017-04-06 | 2017-07-28 | 东南大学 | A kind of swing-type tuned mass damper device |
| CN106988592B (en) * | 2017-04-06 | 2019-02-01 | 东南大学 | A kind of swing-type tuned mass damper device |
| CN107152096A (en) * | 2017-05-09 | 2017-09-12 | 同济大学 | With reference to half active mono-pendulum type tuned mass damper of health monitoring |
| CN111479975A (en) * | 2017-12-14 | 2020-07-31 | 帕马斯迪利沙股份公司 | Dynamic vibration damping system for high-rise buildings |
| CN111479975B (en) * | 2017-12-14 | 2022-03-29 | 帕马斯迪利沙股份公司 | Dynamic vibration damping system for high-rise buildings |
| CN111502921A (en) * | 2020-04-24 | 2020-08-07 | 浙江运达风电股份有限公司 | Omnidirectional tuning mass damper for flexible tower drum of wind generating set |
| CN111502921B (en) * | 2020-04-24 | 2021-05-18 | 浙江运达风电股份有限公司 | Omnidirectional tuning mass damper for flexible tower drum of wind generating set |
| WO2022171842A1 (en) * | 2021-02-12 | 2022-08-18 | FSD Active Limited | Vibration control |
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