CN206090281U - Level is to tuned mass damper with adjustable - Google Patents
Level is to tuned mass damper with adjustable Download PDFInfo
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- CN206090281U CN206090281U CN201621053676.8U CN201621053676U CN206090281U CN 206090281 U CN206090281 U CN 206090281U CN 201621053676 U CN201621053676 U CN 201621053676U CN 206090281 U CN206090281 U CN 206090281U
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Abstract
The utility model provides a level is to tuned mass damper with adjustable, it includes the box, installs the solid masses piece that can freely remove in the box, this box includes that bottom plate and vertical fixes at bottom plate curb plate all around, and the level is provided with four at least viscous damper and four at least springs between solid masses piece and curb plate, the same and staggered arrangement of quantity of viscous damper and spring, four at least viscous damper and four at least ring springs are evenly arranged around the solid masses piece, it can dismantle the regulating plate still to be provided with at least two between solid masses piece and curb plate, can dismantle the regulating plate for at least two evenly arranges around the solid masses piece. This attenuator volume is less, can according to specific requirement with the level to not equidirectional vibration range adjust.
Description
Technical field
This utility model belongs to the vibration damping field of the large-span structures such as bridge, vestibule, lightweight roof system, high ferro station, main to use
In the horizontal direction dynamic respons of control structure, and in particular to a kind of adjustable level is to tuned mass damper, TMD.
Background technology
Tuned mass damper, TMD (TMD) vibration insulating system is made up of main structure and the minor structure being attached in main structure.
Wherein minor structure includes solid masses, spring damper and antivibrator etc., and it has quality, rigidity, the overall characteristic of damping, leads to
Cross the natural frequency of vibration for changing quality or stiffness equivalent minor structure so as to be close to the fundamental frequency or driving frequency of main structure, work as master
Structure excited target and when vibrating, minor structure will produce an inertia force in opposite direction with structural vibration and act in structure,
The dynamic respons of main structure are made to decay and be controlled.
In prior art, vibration is generally divided into vertical to two kinds, current TMD is mostly solution vertically to vibration with level
Device, it is impossible to efficiently against horizontal direction vibrate.Horizontal Vibration is solved at present, usually TLD devices.TLD is
Quality (being mostly water tank) is hung in the air with cable wire, while with antivibrator constraint control, decay its vibration.Due to cable wire ratio
Longer, water tank mass ratio is larger, thus it requires the space of storage is also than larger, so application is not very universal, and it is especially uncomfortable
For needing to solve the presence of the structures such as bridge, the vestibule of Horizontal Vibration.
The content of the invention
The purpose of the application is to provide for a kind of horizontal direction antivibrator, and the damper volume is less, can be according to tool
The Oscillation Amplitude of horizontal direction different directions is adjusted by the requirement of body, and specific technical scheme is as follows：
To tuned mass damper, TMD, which includes casing to a kind of adjustable level, and what is can move freely in casing consolidates
Body constitution gauge block；The casing includes base plate and is vertically fixed on the side plate of base plate surrounding, the level between solid masses block and side plate
The quantity that is provided with least four viscous dampers and at least four springs, viscous damper and spring is identical, and interlaced arrangement,
At least four viscous damper and at least four ring springs are evenly arranged around solid masses block；In solid masses block and side plate
Between be additionally provided with least two pieces detachable adjustable plates, at least two pieces detachable adjustable plates are around the uniform cloth of solid masses block
Put.
In this utility model, at least four viscous dampers and at least four bullets are provided with the surrounding of solid masses block
Spring, the spring also actually also function to the effect for reducing vibration, and these viscous dampers and ring spring are crisscross arranged around mass,
Cooperate, at least two pieces detachable adjustable plates are additionally provided between solid masses block and side plate, on the one hand, the detachable tune
Section plate can be used for fixed solid mass, prevent solid masses block in transportation due to rocking excessive making in transport
Into damage；On the other hand, the detachable adjustable plate can be used to adjust Impact direction of the present utility model, when this utility model is complete
Into after installation, two pieces of detachable adjustable plates are retained on this utility model as a part of the present utility model, and relatively
It is symmetrical arranged in solid masses block, then this utility model reforms into two-way horizontal formula antivibrator.If this utility model is completed
After installation, detachable adjustable plate is all removed, then this utility model reforms into universal horizontal formula antivibrator.
Further, the ball for moving freely solid masses block, solid masses block are installed on the base plate of casing
It is supported on ball.Using ball as the support member of solid masses block, solid masses block can be made in the horizontal direction not only
Move freely, stable support can also be provided for solid masses block, solid masses block is prevented in horizontal plane run-off the straight.
Further, ball base is installed on the base plate of casing, on ball base, ball is formed ball with ball base
Rotate secondary.Ball is arranged on ball base, can prevent ball from departing from solid masses block, it is ensured that the steady shifting of solid masses block
It is dynamic.
Further, the spring is helical spring, and the regulating part that freely can be adjusted relative to side plate is provided with side plate,
Regulating part correspondence spring is arranged, and regulating part level runs through side plate, and stretches in the centre bore of spring.After regulating part is set, can be with
Change the stroke of spring, to adjust Oscillation Amplitude of the present utility model.
Further, the regulating part is to be provided with the screw thread being meshed with the gap of the spring wire of spring.When on regulating part
Screw thread and spring wire between gap after, can not only adjust Oscillation Amplitude of the present utility model, spring can also be adjusted
Frequency of vibration
Or the regulating part is a steel column.When regulating part is steel column, as regulating part stretches into the depth in spring center hole
The increasing of degree, the Oscillation Amplitude of spring are fewer and feweri, it is possible thereby to adjust the Oscillation Amplitude of whole antivibrator.
Further, the side plate is made up of the flat board that four pieces of head and the tail are interconnected to form square framework, the solid matter
In cube, the solid masses block is horizontally disposed with gauge block, and four sides of solid masses block are respectively parallel to one block of composition side plate
Flat board.This kind of structure is suitable as the antivibrator based on horizontal bidirectional or level tetradirection.
Further, the solid masses block is in two ends parallel to the cylindric of horizontal plane.This structure is adapted as water
The antivibrator of plane any direction.
Description of the drawings
Fig. 1 is the sketch of embodiment of the present utility model.
Fig. 2 is Fig. 1 top views.
Fig. 3 is the sketch of embodiment of the present utility model two.
Specific embodiment
Embodiment 1
Fig. 1 and Fig. 2 is referred to, to tuned mass damper, TMD, which includes casing to a kind of adjustable level, in casing
The solid masses block 1 that can move freely；The casing includes base plate 2 and is vertically fixed on the side plate 3 of base plate surrounding, in solid masses
Being horizontally disposed between block and side plate has four viscous dampers 5 and four springs 6,6 interlaced arrangement of viscous damper 5 and spring,
Four viscous dampers and four ring springs are evenly arranged around solid masses block；It is additionally provided between solid masses block and side plate
At least four pieces detachable adjustable plates 9, four pieces of detachable adjustable plates are evenly arranged around solid masses block.
In the present embodiment, side plate is made up of the flat board 31 that four pieces of head and the tail are interconnected to form square framework, solid matter
In cube, the solid masses block is horizontally disposed with gauge block, and four sides of solid masses block are respectively parallel to one block of composition side plate
Flat board.Four viscous dampers 5 are arranged between the junction of drift angle and adjacent panels 31 of solid masses block, four
Spring is arranged between the side flat board relative with the side of solid masses block.Four pieces of detachable adjustable plate difference
The surface of four springs is arranged in, one end of each detachable adjustable plate is fixed on the medial surface of flat board by screw 10, another
End is resisted against on the side of solid masses block.
In the present embodiment, four ball bases 11 are also equipped with the base plate 2 of casing, are pacified on each ball base 11
Equipped with a ball 4, ball 4 is formed with ball base 11 and rotates secondary, and four ball bases 11 are evenly arranged on a base plate 2, solid matter
Gauge block is supported on ball, solid masses block is moved freely in horizontal plane.It is appreciated that ball base 11 can be cancelled,
In order to prevent ball from arbitrarily rotating, depart from solid masses block, the ball adaptable with ball can be set in the upper surface of base plate 2
Nest, or in the lower surface setting of the solid masses block ball-and-socket adaptable with ball.
Embodiment 2
The present embodiment is the improvement on the basis of embodiment 1, refers to Fig. 3, in the present embodiment, solid masses block 20
In two ends parallel to the cylindric of horizontal plane.Four viscous dampers and four springs 60 are staggeredly evenly arranged solid masses block 20
Surrounding.In the present embodiment, the spring 60 is helical spring, is provided with what is freely can adjusted relative to side plate on side plate
Regulating part 12, the correspondence spring 60 of regulating part 12 are arranged, and 12 level of regulating part runs through side plate 3, and stretches in the centre bore of spring.Adjust
The screw thread being meshed with the gap of the spring wire of spring is provided with section part.As regulating part stretches into the length in spring center hole
Change, the Oscillation Amplitude and frequency of spring all can be changed therewith.
It is appreciated that regulating part can be a steel column, the surface of the steel column can be smooth, at this moment as the steel column is stretched
Enter the change of the length in spring center hole, the Oscillation Amplitude of spring is changed therewith.Certainly the outer peripheral face of steel column can be carried out
Annular knurl, and the outer peripheral face of steel column is in close contact with the spring silk of spring, at this moment as the steel column stretches into the length in spring center hole
Change, the Oscillation Amplitude and frequency of spring all can be changed therewith.
Claims (8)
1. a kind of adjustable level is to tuned mass damper, TMD, it is characterised in that including casing, freely can move in casing
Dynamic solid masses block；The casing includes base plate and is vertically fixed on the side plate of base plate surrounding, solid masses block and side plate it
Between be horizontally disposed with have at least four viscous dampers and at least four springs, viscous damper and spring quantity it is identical, and hand over
Wrong arrangement, at least four viscous damper and at least four ring springs are evenly arranged around solid masses block；In solid masses
At least two pieces detachable adjustable plates are additionally provided between block and side plate, at least two pieces detachable adjustable plates are around solid masses
Block is evenly arranged.
2. tuned mass damper, TMD according to claim 1, it is characterised in that be provided with the base plate of casing for making
The ball that solid masses block is moved freely, solid masses block are supported on ball.
3. tuned mass damper, TMD according to claim 2, it is characterised in that be provided with ball on the base plate of casing
Seat, ball are arranged on ball base, and ball is formed with ball base and rotates secondary.
4. tuned mass damper, TMD according to claim 1, it is characterised in that the spring is helical spring, in side plate
On the regulating part that freely can be adjusted relative to side plate is installed, regulating part correspondence spring is arranged, and regulating part level runs through side plate, and
Stretch in the centre bore of spring.
5. tuned mass damper, TMD according to claim 4, it is characterised in that the regulating part is to be provided with and spring
The screw thread that the gap of spring wire is meshed.
6. tuned mass damper, TMD according to claim 4, it is characterised in that the regulating part is a steel column.
7. tuned mass damper, TMD according to claim 1, it is characterised in that the side plate is connected with each other by four pieces of head and the tail
The flat board for forming square framework is constituted, and in cube, the solid masses block is horizontally disposed with the solid masses block, solid masses
Four sides of block are respectively parallel to the flat board of one block of composition side plate.
8. tuned mass damper, TMD according to claim 1, it is characterised in that the solid masses block in two ends parallel to
Horizontal plane it is cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053676.8U CN206090281U (en) | 2016-09-13 | 2016-09-13 | Level is to tuned mass damper with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053676.8U CN206090281U (en) | 2016-09-13 | 2016-09-13 | Level is to tuned mass damper with adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206090281U true CN206090281U (en) | 2017-04-12 |
Family
ID=58476624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621053676.8U Active CN206090281U (en) | 2016-09-13 | 2016-09-13 | Level is to tuned mass damper with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206090281U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700695A (en) * | 2017-11-06 | 2018-02-16 | 上海史狄尔建筑减震科技有限公司 | Horizontal tuned mass damper, TMD |
| CN108316505A (en) * | 2018-04-03 | 2018-07-24 | 上海建顾减震科技有限公司 | A kind of rolling type universal type horizontal tuned mass damper |
| CN108316504A (en) * | 2018-04-03 | 2018-07-24 | 上海建顾减震科技有限公司 | A kind of electromagnetic levitation type universal type horizontal tuned mass damper |
| CN108589957A (en) * | 2018-06-20 | 2018-09-28 | 沈阳建筑大学 | A kind of STF and MRF combined types tuned mass damper |
| CN109210140A (en) * | 2018-09-26 | 2019-01-15 | 北京金风科创风电设备有限公司 | Damper, wind generating set and vibration prevention method of wind generating set |
| CN110230403A (en) * | 2019-05-16 | 2019-09-13 | 孔瑞清 | Steel construction viscous damping wall and its installation method |
| CN110847674A (en) * | 2019-11-22 | 2020-02-28 | 山东大学 | Breeze vibration energy consumption suppression device for rod piece of service steel pipe tower |
| CN111188862A (en) * | 2020-02-12 | 2020-05-22 | 中国地震局工程力学研究所 | Horizontal one-way vibration isolation device with quality stabilizer |
| CN114687279A (en) * | 2022-04-01 | 2022-07-01 | 浙江工业大学 | Viaduct vibration reduction system based on annular TMD |
-
2016
- 2016-09-13 CN CN201621053676.8U patent/CN206090281U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700695A (en) * | 2017-11-06 | 2018-02-16 | 上海史狄尔建筑减震科技有限公司 | Horizontal tuned mass damper, TMD |
| CN108316505A (en) * | 2018-04-03 | 2018-07-24 | 上海建顾减震科技有限公司 | A kind of rolling type universal type horizontal tuned mass damper |
| CN108316504A (en) * | 2018-04-03 | 2018-07-24 | 上海建顾减震科技有限公司 | A kind of electromagnetic levitation type universal type horizontal tuned mass damper |
| CN108589957A (en) * | 2018-06-20 | 2018-09-28 | 沈阳建筑大学 | A kind of STF and MRF combined types tuned mass damper |
| CN108589957B (en) * | 2018-06-20 | 2024-04-09 | 沈阳建筑大学 | STF and MRF combined mass tuning damper |
| CN109210140A (en) * | 2018-09-26 | 2019-01-15 | 北京金风科创风电设备有限公司 | Damper, wind generating set and vibration prevention method of wind generating set |
| CN109210140B (en) * | 2018-09-26 | 2021-08-31 | 北京金风科创风电设备有限公司 | Damper, wind generating set and vibration prevention method of wind generating set |
| CN110230403A (en) * | 2019-05-16 | 2019-09-13 | 孔瑞清 | Steel construction viscous damping wall and its installation method |
| CN110230403B (en) * | 2019-05-16 | 2021-05-28 | 福建九鼎建设集团有限公司 | Steel structure viscous damping wall and mounting method thereof |
| CN110847674A (en) * | 2019-11-22 | 2020-02-28 | 山东大学 | Breeze vibration energy consumption suppression device for rod piece of service steel pipe tower |
| CN111188862A (en) * | 2020-02-12 | 2020-05-22 | 中国地震局工程力学研究所 | Horizontal one-way vibration isolation device with quality stabilizer |
| CN114687279A (en) * | 2022-04-01 | 2022-07-01 | 浙江工业大学 | Viaduct vibration reduction system based on annular TMD |
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