CN207296561U - The frequency modulation column damper of damping can be adjusted in real time - Google Patents
The frequency modulation column damper of damping can be adjusted in real time Download PDFInfo
- Publication number
- CN207296561U CN207296561U CN201721214728.XU CN201721214728U CN207296561U CN 207296561 U CN207296561 U CN 207296561U CN 201721214728 U CN201721214728 U CN 201721214728U CN 207296561 U CN207296561 U CN 207296561U
- Authority
- CN
- China
- Prior art keywords
- damping
- water tank
- diaphragm plate
- frequency modulation
- real time
- 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- Withdrawn - After Issue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
- 238000013016 damping Methods 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 230000000694 effects Effects 0.000 claims abstract description 22
- 230000001105 regulatory effect Effects 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 230000001133 acceleration Effects 0.000 claims description 13
- 238000013500 data storage Methods 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims 2
- 230000001629 suppression Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000010757 Reduction Activity Effects 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a kind of frequency modulation column damper that can adjust damping in real time, including:U-shaped water tank, water tank is interior to be equipped with liquid, is equipped with left grid and right grid inside water tank vertical section at upper end opening, and the horizontal intersegmental part of water tank is overlapping to be equipped with fixed diaphragm plate of the same size and activity diaphragm plate, and one-to-one aperture is distributed with thereon;Movable diaphragm plate can be freely up and down movable;Movable diaphragm plate extends upward a connecting elements;Resetting spring is provided between connecting elements and water tank horizontal segment;Crossbeam is fixed between two vertical section outer surface of water tank, stepper motor and mandril are connected with turn between crossbeam and the connecting elements of movable diaphragm plate;Stepper motor has been internally integrated damping regulating system.The size that damping regulating system is vibrated according to high building structure, Driving Stepping Motor rotates, and then is risen or fallen by mandril boot activity diaphragm plate, changed the size of water aperture, and realized the adjusting of damping.The utility model damper can adjust the size of damping in real time according to high building structure Vibration Condition, it is ensured that the vibrations various to high building structure horizontal direction of frequency modulation column damper have good effectiveness in vibration suppression.
Description
Technical field
The utility model belongs to vibration control of civil engineering structure technology, and in particular to one kind is used to reduce vibration of building
The frequency modulation column damper that can adjust damping in real time.
Background technology
China is between circum-Pacific seismic belt and Eurasian earthquake zone, by Pacific-oceanic plate, Indian and Philippine
The extruding of extra large plate, seismic activity are very frequent.Since 20th century, nearly 800 times of more than 6 grades earthquakes occur for China, spread all over 21
Save and 4 municipalities directly under the Central Government.Meanwhile there is very long coastline in China, most coastal cities are in the model that typhoon is directly attacked
Enclose, be just there are 8 Landed Typhoons every year on average by one of country of typhoon influence most serious in the world.In recent years, it is large quantities of super
Skyscraper is built successively throughout the country, and indispensable effect is played to countries and regions expanding economy.Super High is built
Build with high flexibility, under earthquake and high wind effect, easily produce larger vibration, not only influence the normal use of building even
It may cause collapsing suddenly for structure.Therefore, how to reduce vibration of the high building structure under earthquake and high wind effect, become
Ensure the major issue of building safety.
U-shaped cross-section tubular rigid water tank that frequency modulation column damper includes internal water-filling and one are arranged on tubulose
Diaphragm plate in rigid water tank horizontal segment, sets aperture on diaphragm plate, U-shaped cross-section tubular rigid water tank lower part is consolidated with structure
It is fixed.When structure produces Horizontal Vibration due to external load effect, also the water in water tank can be driven to rock.Water in water tank by
When flowing through the aperture on diaphragm plate in rocking, damping is produced due to section suddenly change, this damping can be with dissipative structure
Vibrational energy, and then reduce structure vibration.Meanwhile water rocks the horizontal inertial force of generation and acts on water tank side wall, and its
The direction that direction is vibrated with structure level is on the contrary, this inertia force can reduce the vibration of structure.Compared to other vibration absorbers, frequency modulation
Column damper have it is of low cost, easy for construction, can also make without the water in extra power input, fast response time, water tank
The advantages that being used for fire-fighting, is a kind of damper of function admirable.
Aperture is most important for the effectiveness in vibration suppression of frequency modulation column damper on frequency modulation column damper diaphragm plate, not only controls
The damping of frequency modulation column damper offer is provided, the inertia force of frequency modulation column damper offer is provided.However, existing tune
Aperture size on frequency column damper diaphragm plate is fixed, it is impossible to is adjusted according to the size of structural vibration, it is difficult to ensures to adjust
Frequency column damper has good effectiveness in vibration suppression in all cases, it is impossible to meets the requirement of skyscraper vibration control.For
Ensure safety of the skyscraper under high wind and geological process, being badly in need of one kind can according to high building structure magnitude of vibrations
And the automatic frequency modulation column damper for adjusting diaphragm plate aperture size in real time.
Utility model content
Purpose of utility model:, can be according to structural vibration this application provides one kind for the drawbacks described above of the prior art
Size adjust the size of frequency modulation column damper damping in real time, so as to reduce structure tune for vibrating under earthquake and high wind effect
Frequency column damper.
Technical solution:A kind of frequency modulation column damper that can adjust damping in real time described in the utility model, including:Deng cut
Face U-tube shape water tank, water tank is interior to be equipped with liquid, and left grid and right lattice are equipped with upper end opening inside the water tank vertical section
Grid, the horizontal intersegmental part of water tank is overlapping to be equipped with fixed diaphragm plate of the same size and movable diaphragm plate, the fixed diaphragm plate
With one-to-one aperture is distributed with movable diaphragm plate;It is described activity diaphragm plate from water tank horizontal segment upper surface be inserted into, can on
Lower freely activity;The activity diaphragm plate extends upward a connecting elements;The connecting elements and water tank of the activity diaphragm plate
Resetting spring is provided between horizontal segment;Crossbeam, the crossbeam and activity are fixed between the two vertical section outer surface of water tank
Stepper motor and mandril are connected with turn between the connecting elements of diaphragm plate;The stepper motor has been internally integrated damping and has adjusted system
System.
The damping regulating system is included by miniature acceleration sensor, low-pass filter, amplifier, A/D converter, micro-
The data transfer path of processor and data storage composition, further includes the microprocessor and is formed with controllor for step-by-step motor
Instruction transmission path, and power supply.
Preferably, the miniature acceleration sensor is the low-power consumption acceleration transducer based on micro-electromechanical technology, is easy to
Reduce the volume of damping regulating system, the convenient regulating system that damps is integrated into inside stepper motor;Damping is reduced at the same time adjusts system
The power consumption of system, ensures the long-term effectiveness of damping regulating system.
The power supply is dry cell.Power supply for miniature acceleration sensor, low-pass filter, amplifier, A/D converter,
Microprocessor, data storage and controllor for step-by-step motor continued power.
The fixed diaphragm plate is tightly connected with water tank side wall seam crossing.
The activity diaphragm plate is tightly connected with water tank side wall seam crossing.
Preferably, the connecting elements is T-shaped to be more convenient for realizing that resetting spring is vertically connected with fixation.Can also be other
It can guarantee that the connected shape of resetting spring on both sides.
It is further preferred that the resetting spring is preferably two.
The cross section of the cross-section U-tube shape water tank horizontal segment can be rectangle or circle.
Present techniques principle:When not having vibration, fixed diaphragm plate and movable diaphragm plate are completely superposed, and are divided thereon
The aperture of cloth corresponds.Vibrated under high building structure is acted in earthquake and high wind, cause frequency modulation column damper
And the damping inside stepper motor adjusts integrated circuit vibration so that integrated circuit Driving Stepping Motor rotates, and promotes on mandril
Rise or decline, and then moved up and down by connecting elements boot activity diaphragm plate, by fixed diaphragm plate and movable diaphragm plate it
Between relative motion, changed the size of water aperture, and realized the adjusting of damping.Further, the detailed process in integrated circuit
It is:Miniature acceleration sensor gathers the analog signal of structural vibration, and noise is removed by low-pass filter, will using amplifier
Analog signal is amplified, then converts analog signals into digital signal by A/D converter, and is transmitted to microprocessor;Microprocessor
Device receives digital signal, and is calculated and analyzed using the preset program that data storage stores, and draws the control of stepper motor
System instruction, and it is transmitted to controllor for step-by-step motor;After controllor for step-by-step motor receives control instruction, Driving Stepping Motor rotates,
Promote mandril to rise or fall, and then changed the size of water aperture, realize the adjusting of damping.
Beneficial effect:The frequency modulation column damper that damping can be adjusted in real time of the utility model, generation is rocked using water body
The inertia force opposite with structural vibration direction and water body flow through aperture generation damping force reduce high-level structure in earthquake and
Vibration under high wind effect;The size that damping regulating system is vibrated according to high building structure, Driving Stepping Motor rotate, and then
Risen or fallen by mandril boot activity diaphragm plate, changed the size of water aperture, realize the adjusting of damping, it is ensured that frequency modulation
Column damper vibrations various to high building structure horizontal direction have good effectiveness in vibration suppression.Damping adjusts system in the application
System is powered using power supply is unified, is integrated in inside stepper motor, without extra power;Fast response time, be delayed small, reliability
It is high;Can be by the size of small size lifting or the control damping of reduction activity diaphragm plate, damping governing speed is fast, low in energy consumption, Neng Goushi
When adjusts damping, and simultaneously the vibratory response of control structure, application prospect are wide in real time.
Brief description of the drawings
Fig. 1 is the profilograph of the utility model;
Fig. 2 is the A-A sectional views of the utility model;
Fig. 3 is the B-B sectional views of the utility model;
Fig. 4 is the C-C sectional views of the utility model;
Fig. 5 is the D-D sectional views of the utility model;
Fig. 6 is the E-E sectional views of the utility model;
Fig. 7 is the schematic three dimensional views of the fixation diaphragm plate of the utility model;
Fig. 8 is the schematic three dimensional views of the movable diaphragm plate of the utility model;
Fig. 9 is the damping regulating system functional block diagram of the utility model.
Wherein:Water tank 1;Liquid 2;Left grid 3;Right grid 4;Fixed diaphragm plate 5;Movable diaphragm plate 6;Connecting elements 61;
Aperture 7;Resetting spring 8;Crossbeam 9;Stepper motor 10;Mandril 11;Miniature acceleration sensor 12;Low-pass filter 13;Amplification
Device 14;A/D converter 15;Microprocessor 16;Data storage 17;Controllor for step-by-step motor 18;Power supply 19.
Embodiment
The technical solution of the utility model is described in detail below in conjunction with the accompanying drawings.
As shown in figures 1-8, a kind of frequency modulation column damper that can adjust damping in real time, including:Cross-section U-tube shape water tank
1, water tank 1 is interior to be equipped with liquid 2, and left grid 3 and right grid 4,1 water of water tank are equipped with upper end opening inside 1 vertical section of water tank
Flat section stage casing internal superposition is equipped with fixed diaphragm plate 5 of the same size and movable diaphragm plate 6, fixed diaphragm plate 5 and movable transverse every
The identical aperture 7 of one-to-one diameter is distributed with plate 6;Movable diaphragm plate 6 can be inserted into from 1 horizontal segment upper surface of water tank,
And can be freely up and down movable;Movable diaphragm plate 6 extends upward a T-shaped connecting elements 61;The T-shaped company of movable diaphragm plate 6
Two resetting springs 8 are equipped between 1 horizontal segment of connection member 61 and water tank;Water tank is fixed with level between 1 liang of vertical section outer surface
Stepper motor 10 is passed sequentially through between the T-shaped connecting elements 61 of crossbeam 9,9 stage casing of crossbeam and movable diaphragm plate 6 and mandril 11 connects
Together;Meanwhile stepper motor 10 has been internally integrated damping regulating system.
Wherein, damp regulating system block diagram as shown in figure 9, including by miniature acceleration sensor 12, low-pass filter 13,
The data transfer path that amplifier 14, A/D converter 15, microprocessor 16 and data storage 17 form, further includes described
The instruction transmission path that microprocessor 16 is formed with controllor for step-by-step motor 18, and power supply 19.Wherein, miniature acceleration senses
Device 12 is the low-power consumption acceleration transducer based on micro-electromechanical technology, and power supply 19 is dry cell.Power supply 19 passes for miniature acceleration
Sensor 12, low-pass filter 13, amplifier 14, A/D converter 15, microprocessor 16, data storage 17 and stepper motor control
18 continued power of device processed.
Above-mentioned damper, when not having vibration, fixed diaphragm plate 5 and movable diaphragm plate 6 are completely superposed, and are distributed thereon
Aperture correspond.When high building structure earthquake and high wind effect under vibrate, cause frequency modulation column damper and
Damping inside stepper motor adjusts integrated circuit vibration, and miniature acceleration sensor 13 gathers structural vibration in integrated circuit
Analog signal, is removed noise by low-pass filter 14, is amplified analog signal using amplifier 15, then pass through A/D converter
16 convert analog signals into digital signal, and are transmitted to microprocessor 16;Microprocessor 16 receives digital signal, and utilizes number
The preset program stored according to memory 18 is calculated and analyzed, and draws the control instruction of stepper motor 5, and is transmitted to stepping electricity
Machine controller 18;Controllor for step-by-step motor 18 receive control instruction after, Driving Stepping Motor 5 rotates, promote mandril 4 rise or under
Drop, and then moved up and down by 61 boot activity diaphragm plate 6 of connecting elements, by between fixed diaphragm plate 5 and movable diaphragm plate 6
Relative motion, changed the size of water aperture, and realized the adjusting of damping.
Claims (8)
1. a kind of frequency modulation column damper that can adjust damping in real time, including cross-section U-tube shape water tank (1), water tank (1) are built-in
There is liquid (2), left grid (3) and right grid (4), its feature are equipped with upper end opening inside water tank (1) vertical section
It is, water tank (1) the horizontal segment internal superposition is equipped with fixed diaphragm plate (5) of the same size and movable diaphragm plate (6), described
One-to-one aperture (7) is distributed with fixed diaphragm plate (5) and movable diaphragm plate (6);The activity diaphragm plate (6) is from water tank
(1) horizontal segment upper surface is inserted into, can be freely up and down movable;The activity diaphragm plate (6) extends upward a connecting elements (61);
Resetting spring (8) is provided between the connecting elements (61) and water tank (1) horizontal segment of the activity diaphragm plate (6);The water tank
Be fixed with crossbeam (9) between (1) two vertical section outer surface, the connecting elements (61) of the crossbeam (9) and movable diaphragm plate (6) it
Between be connected with stepper motor (10) and mandril (11) in turn;The stepper motor (10) has been internally integrated damping regulating system.
2. the frequency modulation column damper according to claim 1 that damping can be adjusted in real time, it is characterised in that the damping is adjusted
Section system is included by miniature acceleration sensor (12), low-pass filter (13), amplifier (14), A/D converter (15), micro-
The data transfer path of device (16) and data storage (17) composition is managed, further includes the microprocessor (16) and stepper motor
The instruction transmission path of controller (18) composition, and power supply (19).
3. the frequency modulation column damper according to claim 2 that damping can be adjusted in real time, it is characterised in that it is described it is miniature plus
Velocity sensor (12) is the low-power consumption acceleration transducer based on micro-electromechanical technology.
4. the frequency modulation column damper according to claim 2 that damping can be adjusted in real time, it is characterised in that the power supply
(19) it is dry cell.
5. the frequency modulation column damper according to claim 1 that damping can be adjusted in real time, it is characterised in that described fixed horizontal
Partition plate (5) is tightly connected with water tank (1) side wall seam crossing.
6. the frequency modulation column damper according to claim 1 that damping can be adjusted in real time, it is characterised in that the movable transverse
Partition plate (6) is tightly connected with water tank (1) side wall seam crossing.
7. the frequency modulation column damper according to claim 1 that damping can be adjusted in real time, it is characterised in that the connection structure
Part (61) is T-shaped.
8. the frequency modulation column damper according to claim 1 that damping can be adjusted in real time, it is characterised in that the reset bullet
Spring (8) is two.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721214728.XU CN207296561U (en) | 2017-09-21 | 2017-09-21 | The frequency modulation column damper of damping can be adjusted in real time |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721214728.XU CN207296561U (en) | 2017-09-21 | 2017-09-21 | The frequency modulation column damper of damping can be adjusted in real time |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207296561U true CN207296561U (en) | 2018-05-01 |
Family
ID=62442651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721214728.XU Withdrawn - After Issue CN207296561U (en) | 2017-09-21 | 2017-09-21 | The frequency modulation column damper of damping can be adjusted in real time |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207296561U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107905605A (en) * | 2017-09-21 | 2018-04-13 | 河海大学 | The frequency modulation column damper of damping can be adjusted in real time |
CN109026551A (en) * | 2018-08-27 | 2018-12-18 | 浙江大学 | Novel floating wind energy conversion system basic platform based on tuning fluid column oscillation damper |
-
2017
- 2017-09-21 CN CN201721214728.XU patent/CN207296561U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107905605A (en) * | 2017-09-21 | 2018-04-13 | 河海大学 | The frequency modulation column damper of damping can be adjusted in real time |
CN107905605B (en) * | 2017-09-21 | 2024-01-23 | 河海大学 | Frequency-modulated liquid column damper capable of adjusting damping in real time |
CN109026551A (en) * | 2018-08-27 | 2018-12-18 | 浙江大学 | Novel floating wind energy conversion system basic platform based on tuning fluid column oscillation damper |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107905605A (en) | The frequency modulation column damper of damping can be adjusted in real time | |
CN106088378A (en) | Anti-fall damping screen annular Tuned Liquid of collapsing | |
CN207296561U (en) | The frequency modulation column damper of damping can be adjusted in real time | |
CN108644298B (en) | Tuned liquid column damper with damping multiple real-time adjustment | |
CN208502382U (en) | A kind of Effects of Viscous Fluid Damper of damping automatic adjustment | |
CN105220791B (en) | Multidimensional dual adjustable formula damping control device | |
CN209082841U (en) | Roof greening, radix saposhnikoviae suppression shake device and building | |
CN101413295B (en) | Self-adapting frequency conversion tuning quality damping vibration attenuation apparatus and self-adapting frequency conversion method thereof | |
CN103669631B (en) | Tuning gas-liquid column damper with damping and frequency dual regulation function and structural vibration control system | |
CN108560714B (en) | Additional swinging steel frame for improving earthquake resistance of frame structure | |
CN103541458A (en) | Novel TLD (Tuned Liquid Damper) | |
CN107762229A (en) | The current vortex dissipative damping device of controlled level and torsional direction | |
CN206308822U (en) | Mixed type multidimensional multistage dissipative damping device | |
CN103821248B (en) | Spacing link type low frequency shock insulation energy dissipation brace | |
CN107060455A (en) | A kind of multidirectional damping control device of bobbin type | |
CN106895108B (en) | Dynamic vibration absorption device, tower and wind generating set | |
CN108547496A (en) | Compound magnetorheological fluid granule damper | |
CN206233394U (en) | Transient state kinetic energy absorption pond | |
CN101709595A (en) | Oscillation damping and energy dissipating water tank | |
CN206319684U (en) | Multistage mixed type passive energy dissipation control device | |
CN206801169U (en) | A kind of multidirectional damping control device of bobbin type | |
CN113802907B (en) | Active variable water pressure control type tuned liquid damper | |
CN206421731U (en) | Earthquake simulation platform | |
CN202326874U (en) | Line pendulum type wind driven generator tower vibration damping device | |
CN207245305U (en) | A kind of mixing energy dissipating damping unit based on combination constant variable system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20240123 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20240123 |