CN206800688U - A kind of half active Tuned Liquid - Google Patents
A kind of half active Tuned Liquid Download PDFInfo
- Publication number
- CN206800688U CN206800688U CN201720357408.3U CN201720357408U CN206800688U CN 206800688 U CN206800688 U CN 206800688U CN 201720357408 U CN201720357408 U CN 201720357408U CN 206800688 U CN206800688 U CN 206800688U
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- China
- Prior art keywords
- liquid
- tuning
- liquid level
- damper
- water pump
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- 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.)
- Expired - Fee Related
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Abstract
The utility model is related to a kind of half active Tuned Liquid, including damper water tank, for regulating tank and servo-control system.Wherein:Damper water tank is made up of casing I, damping screen and tuning liquid;Formed for regulating tank by casing II and for regulation liquid;Servo-control system is made up of single chip microcomputer circuit board, acceleration transducer, liquid level sensor, water pump I and water pump II.The frequency of Tuned Liquid is determined by the liquid level of tuning liquid.The liquid level of tuning liquid of the present utility model can be adjusted by servo-control system, to realize the accurate control of Tuned Liquid frequency.Compared with prior art, the utility model can realize the accurate adjustment of Tuned Liquid frequency, improve effectiveness in vibration suppression, simplify the design of damper, and damping unit control effect is good, simple in construction, installation easy to maintain, good endurance etc..
Description
Technical field
The utility model belongs to civil engineering, vibration control technology field, is specially that one kind half actively tunes fluid damping
Device.
Background technology
In today's society, Tuned Liquid because have small to original building structural modification, easy for construction, materials are convenient,
The advantages that vibration damping control effect is notable and be widely used in practice by extensive concern, and in engineering.But traditional tuning liquid
Damper has the shortcomings that tuning sensitiveness to frequency, and not only self-inflicted injury of building structure etc. can influence to tune fluid damping
The effectiveness in vibration suppression of device, the sometimes characteristic of its own, the volatilization of such as liquid, the corrosion of damping screen can also influence its control effect
Fruit.Moreover, setting the natural frequency of vibration estimate of timing structure and its actual natural frequency of vibration has differences.Therefore, tuning how is realized
The Self Adaptive Control of liquid condenser, it is close with the frequency of structure to adjust own frequency, to reach good vibration damping
Effect, get a good eye value.
Semi- active control belongs to state modulator, using controlling organization come the inner parameter of active adjustment structure, structure is begun
It is in optimal state eventually.Semi- active control is compared with active control, it is not necessary to substantial amounts of outside input power, it is only necessary to a small amount of
Outside input power implements the driver of active force to drive, and actively utilizes the relative deformation during structural vibration response as far as possible
And speed, to realize optimum control.Semi- active control has the advantages of passively controlling simple and easy and economy concurrently.
Utility model content
The purpose of this utility model is to provide a kind of half active Tuned Liquid, to overcome on of the prior art
Shortcoming is stated, can adjust that own frequency is identical with the frequency of main structure, to meet to tune the requirement of controlled structure frequency, so as to reach
To good effectiveness in vibration suppression.
To achieve the above object, the utility model uses following technical scheme:
A kind of half active Tuned Liquid, it is characterised in that by damper water tank, for regulating tank and SERVO CONTROL
System forms, wherein:
The damper water tank is made up of casing I, damping screen and tuning liquid;
It is described to be formed for regulating tank by casing II and for regulation liquid;
The servo-control system is by single chip microcomputer circuit board, acceleration transducer, liquid level sensor, water pump I and water pump II
Composition.
The acceleration transducer is positioned over the top of main structure, and liquid level sensor is positioned in damper water tank.
The water pump I is positioned in damper water tank, for reducing the liquid level of tuning liquid;Water pump II is positioned over confession
In regulating tank, for increasing the liquid level of tuning liquid;
, can be once after the single chip microcomputer circuit board receives and handles the signal of the acceleration transducer and liquid level sensor
Property it is accurate calculate needed for regulation liquid level, and control the water pump I or water pump II disposably to complete the tuning liquid
Liquid level is adjusted;
In the utility model, the half active Tuned Liquid is installed on the top of main structure.
In the utility model, the tuning liquid and confession regulation liquid can be water, silicone oil etc..
In the utility model, for the main structure occurred level to during vibration, tuning liquid produces damping with damping screen friction,
Consumed energy.
In the utility model, the damping screen material can be copper, iron etc., quantity can depending on Practical Project can be 1~
5.
Compared with prior art, the utility model has following advantageous effects:
Half active Tuned Liquid of the present utility model, servo-control system can be passed through by tuning the liquid level of liquid
Accurate adjustment is carried out, and need not be adjusted in real time, is only carried out in the selected period, required delivery is small, being capable of accurate adjustment tune
Humorous liquid condenser frequency is identical with main structure frequency;And the wind resistance of structure and the analysis design of antidetonation can be simplified, using tuning
Liquid provides damping force with damping screen friction, and the energy is provided without the external world.With good endurance, effectiveness in vibration suppression is good, installation is simple
The advantages that single and simple operation.
Brief description of the drawings
Fig. 1 is half active Tuned Liquid elevation of the present utility model;
Fig. 2 is damper water tank elevation of the present utility model;
Fig. 3 is of the present utility model for regulating tank elevation;
Fig. 4 is servo-control system schematic diagram of the present utility model;
Label in figure:1- main structures, the active Tuned Liquids of 2- half, 3- casings I, 4- damping screen, 5- casings II, 6-
Control board, 7- acceleration transducers, 8- liquid level sensors, 9- water pumps I, 10- water pump II, 11- tuning liquid, 12- is for adjusting
Save liquid.
Embodiment
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figures 1 to 4, half active Tuned Liquid of the present utility model by damper water tank, for adjust water
Case and servo-control system composition, wherein:
As shown in Fig. 2 the damper water tank is made up of casing I3, damping screen 4 and tuning liquid 11;
As shown in figure 3, described form for regulating tank by casing II5 and for regulation liquid 12;
As shown in figure 4, the servo-control system is by control board 6, (this implementation is specifically real from single chip microcomputer circuit board
Now), acceleration transducer 7, liquid level sensor 8, water pump I9 and water pump II10 compositions.
Half described active Tuned Liquid, it is characterised in that the acceleration transducer 7 is positioned over main structure 1
Top, for measuring the horizontal vibration acceleration at the top of main structure 1;Liquid level sensor 8 is positioned in damper water tank (specific
It is arranged at water tank bottom), for measuring the liquid level of tuning liquid 11;The water pump I9 is positioned in damper water tank, is used
Taken out in by tuning liquid 11 toward regulating tank is supplied, that is, reduce the liquid level of the tuning liquid 11 in damper water tank;Water pump
II10 is positioned in regulating tank, for will be taken out for regulation liquid 12 toward damper water tank, that is, increasing in damper water tank
Tune the liquid level of liquid 11;The control board 6 receives and handles the acceleration transducer 7 and liquid level sensor 8
After signal, the liquid level of required regulation disposably can be accurately calculated, and controls the water pump I9 or water pump II10 disposably complete
Into the liquid level regulation of the tuning liquid 11.
Further, the tuning liquid 11 and confession regulation liquid 12 can be water, silicone oil etc..
For the occurred level of main structure 1 to during vibration, tuning liquid 11 produces damping, consumed energy with the friction of damping screen 4.
Further, the set-up mode of the damping screen 4 is:It is fixedly connected with casing I3, according to the equidistant cloth of the number of damping screen
Put.Friction offer damping force is produced between liquid 11 and damping screen 4 in this way, better profiting from tuning.The material of damping screen 4
Can be copper, iron etc., quantity can be 1~5 depending on Practical Project.
The utility model can only start the liquid that the servo-control system carries out the tuning liquid 11 in the selected period
Face is highly adjusted, without starting in real time.
Here description and application of the present utility model are illustrative, are not wishing to the scope of the utility model being limited in
State in embodiment.The deformation and change of embodiments disclosed herein are possible, for the ordinary skill people of those this areas
For member, the replacement of embodiment and equivalent various parts are known.It should be appreciated by the person skilled in the art that do not taking off
In the case of spirit or essential characteristics of the present utility model, the utility model can in other forms, structure, arrangement, ratio,
And realized with other components, material and part., can be to this in the case where not departing from the scope of the utility model and spirit
In disclosed embodiment carry out other deformations and change.
Claims (5)
- A kind of 1. half active Tuned Liquid, it is characterised in that damper water tank, for regulating tank and servo-control system Composition, wherein:The damper water tank includes casing I (3), damping screen (4) and tuning liquid (11);It is described to include casing II (5) and for regulation liquid (12) for regulating tank;The servo-control system includes control board (6), acceleration transducer (7), liquid level sensor (8), water pump I (9) With water pump II (10);The acceleration transducer (7) is positioned over the top of main structure (1), for measuring the horizontal vibration at the top of main structure (1) Acceleration;Liquid level sensor (8) is positioned in damper water tank, for measuring the liquid level of tuning liquid (11);The water Pump I (9) is positioned in damper water tank, for tuning liquid (11) to be taken out toward regulating tank is supplied, that is, is reduced in damper water tank Tuning liquid (11) liquid level;Water pump II (10) is positioned in regulating tank, for will be taken out for regulation liquid (12) Past damper water tank, that is, increase the liquid level of the tuning liquid (11) in damper water tank;The control board (6) receives And after handling the acceleration transducer (7) and liquid level sensor (8) signal, the liquid level of regulation is high needed for disposable accurate calculating Degree, and control the water pump I (9) or water pump II (10) disposably to complete the liquid level regulation of the tuning liquid (11).
- 2. half active Tuned Liquid according to claim 1, it is characterised in that the control board is specifically selected Use chip microcontroller.
- 3. half active Tuned Liquid according to claim 1, it is characterised in that the tuning liquid (11) and confession It is water or silicone oil to adjust liquid (12).
- 4. half active Tuned Liquid according to claim 1, it is characterised in that the setting of the damping screen (4) Mode is:It is fixedly connected with casing I (3), is equally spaced according to the number of damping screen.
- 5. the half active Tuned Liquid according to claim 1 or 4, it is characterised in that damping screen (4) material Matter is 1~5.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720357408.3U CN206800688U (en) | 2017-04-07 | 2017-04-07 | A kind of half active Tuned Liquid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720357408.3U CN206800688U (en) | 2017-04-07 | 2017-04-07 | A kind of half active Tuned Liquid |
Publications (1)
Publication Number | Publication Date |
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CN206800688U true CN206800688U (en) | 2017-12-26 |
Family
ID=60731766
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CN201720357408.3U Expired - Fee Related CN206800688U (en) | 2017-04-07 | 2017-04-07 | A kind of half active Tuned Liquid |
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CN (1) | CN206800688U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111237133A (en) * | 2020-01-13 | 2020-06-05 | 上海电气风电集团股份有限公司 | But wind generating set pylon of automatically regulated damping attribute |
-
2017
- 2017-04-07 CN CN201720357408.3U patent/CN206800688U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111237133A (en) * | 2020-01-13 | 2020-06-05 | 上海电气风电集团股份有限公司 | But wind generating set pylon of automatically regulated damping attribute |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180407 |
|
CF01 | Termination of patent right due to non-payment of annual fee |