CN203626074U - Locking device of tuned mass damper - Google Patents
Locking device of tuned mass damper Download PDFInfo
- Publication number
- CN203626074U CN203626074U CN201320559926.5U CN201320559926U CN203626074U CN 203626074 U CN203626074 U CN 203626074U CN 201320559926 U CN201320559926 U CN 201320559926U CN 203626074 U CN203626074 U CN 203626074U
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- mass
- locking
- stop block
- lock stop
- lozenges
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Abstract
The utility model belongs to the technical field of vibration control and particularly relates to a locking device of a tuned mass damper. The locking device is used for vibration damping control of high-rise buildings and the like. The locking device comprises a locking stopper fixed on the body structure. The locking device can independently lock a mass block according to actual working conditions and has the advantages of simple structure, convenience in operation, high reliability and good stability.
Description
Technical field
The utility model belongs to vibration control technology field, relates in particular to a kind of locking system of tuning mass bumper, for the vibration damping control of high-rise buildings structure etc.
Background technology
Tuning mass bumper (also has and in document, claims tuned mass damper, tuned mass damper or claim mass tuning damper, also be called for short TMD herein) be arranged in building structure, utilize resonance principle, the vibration energy absorption of agent structure is transferred on control device, thereby the wind that reduces building structure shakes and earthquake response.Computational analysis and facts have proved, the vibrational energy of agent structure is transferred to tuning mass bumper following two necessary conditions: the one, and the intrinsic frequency of tuning mass bumper and the intrinsic frequency of agent structure approach, and the 2nd, the weight of mass and the gross weight of agent structure reach certain proportion relation.For heavy construction structures such as skyscraper, its quality is huge.The mass of corresponding TMD weighs tens of tons, hundreds of tons.Once so the mass of weight bumps with agent structure, consequence is hardly imaginable.Thereby in engineering application, the Oscillation Amplitude of TMD mass need to be controlled.In addition at some in particular cases, as while there is typhoon, earthquake, while both having required TMD in the normal oscillating region of agent structure, can normally work, produce effectiveness in vibration suppression, wish again to vibrate when excessive in agent structure, mass can stop vibration in order to avoid produce collision or other harmful effects.Thereby the mass of TMD need to have autonomous latch functions.
To sum up, can the autonomous locking of realizing of tuning mass bumper be the key that guarantees its normal function.Thereby existing tuning mass bumper, can be according to actual condition in the urgent need to a kind of locking system, realize the autonomous locking of mass, have simultaneously simple in structure, easy to operate, reliability is high, the feature of good stability.
Summary of the invention
The purpose of this utility model is to address the above problem, and a kind of locking system of tuning mass bumper is provided, can be according to actual condition, realize the autonomous locking of mass, have simultaneously simple in structure, easy to operate, reliability is high, the feature of good stability.
Implementation of the present utility model is as follows: a kind of locking system of tuning mass bumper, it is characterized in that comprising lock stop block, and lock stop block is fixed in agent structure.
The locking system of the utility model tuning mass bumper also comprises the lozenges or the moving latch that are arranged on mass, and lozenges or moving latch match with lock stop block.
On the lozenges of described lock stop block and mass or moving latch, at least one place is provided with auxiliary locking structure.Auxiliary locking structure comprises friction plate, concaveconvex structure and ball locking mechanism.Arranging of auxiliary locking structure can following several schemes: the one, and on lozenges or moving latch and moving latch, at least one place arranges friction plate; The 2nd, on lozenges or moving latch and moving latch, at least one place arranges concaveconvex structure, can also friction plate be set at least one place simultaneously; The 3rd, ball locking mechanism is set on lock stop block, now correspondingly also need on moving latch, the concaveconvex structure coordinating with ball locking mechanism be set, the while can also arrange friction plate at least one place on lock stop block and moving lock block.Friction plate can be that the multiple materials such as rubber tile, plastic plate or brake block are made, and its Main Function is to increase friction, eliminates the rigidity contact between lozenges or moving latch and lock stop block simultaneously, plays certain cushioning effect.Concaveconvex structure cooperatively interacts and can produce more firm locking effect.Ball locking mechanism and concaveconvex structure are used in conjunction with locking better effects if.Ball locking mechanism, comprises lock ball, flexible member and relieving mechanism.Described flexible member can be the various ways such as helical spring, rubber spring, for reset and the buffering of lock ball and friction plate.Described relieving mechanism comprises spiral expanding mechanism, hydraulic telescopic machanism and electric expansion mechanism.Its basic principle makes to disengage on lock stop block and moving latch by the traction of telescoping mechanism, thereby realizes loosening of mass.Thereby auxiliary locking structure is set can strengthens locking effect, improve stability.
The beneficial effects of the utility model are to provide a kind of locking system of tuning mass bumper, can be according to actual conditions, realize the autonomous locking of mass.Have simultaneously simple in structure, easy to operate, reliability is high, the feature of good stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the locking system of the utility model tuning mass bumper in embodiment mono-.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the structural representation of the locking system of the utility model tuning mass bumper in embodiment bis-.
Fig. 4 is the structural representation of the locking system of the utility model tuning mass bumper in embodiment tri-.
Fig. 5 is the B-B sectional view of Fig. 4.
Fig. 6 is the structural representation of the locking system of the utility model tuning mass bumper in embodiment tetra-.
Fig. 7 is the structural representation of the locking system of the utility model tuning mass bumper in embodiment five.
The specific embodiment
Embodiment mono-
As depicted in figs. 1 and 2, the locking system of tuning mass bumper in the present embodiment, comprises the lock stop block 3 being fixed in agent structure.Applying tuning mass bumper of the present utility model is pendulum-type tuning mass bumper.Specifically comprise hoist cable 1, mass 2, also have in addition damping element (not shown).The end face of lock stop block 3 is provided with a lozenges.The lozenges of mass 2 its bottom surface and lock stop block 3 in the time swinging cooperatively interacts.
In the time that the mass 2 of tuning mass bumper occurs to swing, if amplitude of fluctuation in allowed band, mass 2 does not contact with lock stop block 3, locking system does not produce effect.In the time that amplitude of fluctuation exceedes allowed band, the lozenges of the bottom surface of mass 2 and lock stop block 3 produces and contacts.Along with the increase of mass amplitude of fluctuation, the contact area between lozenges and mass 2 bottom surfaces increases, and while normal pressure between the two also increases gradually.Finally produce enough large frictional force, mass 2 is locked on lock stop block 3.When mass 2 is locked, after agent structure vibration is eliminated, can, by instruments such as jack, mass 2 be lifted with lock stop block 3 and be separated, make mass 2 state that again affranchises.
, there is kinds of schemes the arrangement of lock stop block 3 and position, can determine according to the mode of vibration of mass.Do not describing in detail at this.
The locking system of the tuning mass bumper in the present embodiment can independently be realized the locking of mass in the time that mass amplitude is excessive, prevents mass and agent structure collision or affects effectiveness in vibration suppression.Simultaneously this device have simple in structure, easy to operate, reliability is high, the feature of good stability.
Embodiment bis-
As shown in Figure 3, the difference of the present embodiment and embodiment mono-is, the locking system of tuning mass bumper also comprises the lozenges 21 being arranged on mass, and lozenges 21 can match with lock stop block 3.Auxiliary locking structure is also set on lozenges 21, is friction plate 4 at this.
In the present embodiment, the operating principle of locking system is identical with embodiment mono-does not repeat them here.
The rigidity that friction plate 4 can be eliminated between lozenges 21 and lock stop block 3 contacts, and plays cushioning effect.Also there is the effect of increasing friction force simultaneously.Based on this know-why, can also adopt develops many similar technology schemes, for example, friction plate can be all set in the fitting face of lock stop block end face and lozenges, also can only at lock stop block end face, friction plate be set, can realize good effect.Among the protection domain that technique scheme all requires in the present invention.
Lozenges 21 can be by control its appearance profile in the time that mass splices self-assembling formation, without special processing.Thereby, simple in structure, technique is simple.
The locking system of the tuning mass bumper in the present embodiment, coordinates with lock stop block by lozenges is set on mass, simultaneously on both fitting faces, friction plate is set, and makes that locking power is larger, effect is more stable.Have simultaneously simple in structure, easy to operate, reliability is high, the feature of good stability.
Embodiment tri-
As shown in Figure 4, the difference of the present embodiment and embodiment mono-is, the locking system of tuning mass bumper also comprises the moving latch 5 being arranged on mass.Moving latch 5 matches with lock stop block 3.The auxiliary locking structure arranging on the fitting face of moving latch 5 is friction plate 4.
Structural style and the arrangement of moving latch are varied, but which kind of structural style no matter all needs to be equipped with lock stop block.Any based on this know-why, among the protection domain that other technologies scheme all requires in the present invention.
It is non-interference by the moving design that can make locking system of latch and the design of setting and mass shape and structure are set.Can also make in addition lock stop block better match with the swing path of mass, there is better locking effect.
Embodiment tetra-
As shown in Figure 5 and Figure 6, the difference of the present embodiment and embodiment tri-is, auxiliary locking structure is concaveconvex structure and friction plate.The concrete plan of establishment is on the end face of lock stop block 3, to be provided with friction plate 31 and concaveconvex structure 32.Moving latch 5 is provided with concaveconvex structure 51.Concaveconvex structure 31 and concaveconvex structure 51 can cooperatively interact.
The first stage of the locking system work in the present embodiment is friction phase, now relies on the contact surface rubbing action of friction plate 31 and moving latch 5, and the swing of mass is limited.Second stage is the interlock stage, is now that concaveconvex structure 31 and concaveconvex structure 51 cooperatively interact, now locking mass completely.
The auxiliary locking structure that passing through in this present embodiment is made up of concaveconvex structure and friction plate, can make that locking power is larger, locking effect is more stable.This kind of locking system is more suitable for the tuning mass bumper of large-tonnage, large amplitude.
Embodiment five
As shown in Figure 7, the locking system of the tuning mass bumper in the present embodiment, comprises lock stop block 3 and moving latch 5.The tuning mass bumper of application the present embodiment is horizontal, comprises horizontal spring 1 and mass 2, and damping element does not illustrate in the drawings.The braced structures that also has in addition mass 2, does not specifically illustrate in figure yet.The auxiliary locking structure using in the present embodiment comprises friction plate, ball locking mechanism and concaveconvex structure.Concrete technical scheme is that ball locking mechanism and friction plate 4 are set on lock stop block 3.Ball locking mechanism comprises lock ball 33, flexible member 34 and relieving mechanism 35.Moving latch 5 is set on mass 2.On moving latch 5, friction plate 51 and concaveconvex structure 52 are set.Concaveconvex structure 52 and lock ball 33 match.Friction plate 4 matches with friction plate 51.
Claims (1)
1. a locking system for tuning mass bumper, is characterized in that comprising lock stop block, and lock stop block is fixed in agent structure, also comprises the lozenges or the moving latch that are arranged on mass, and lozenges or moving latch match with lock stop block; On the lozenges of lock stop block and mass or moving latch, at least one place is provided with auxiliary locking structure; Auxiliary locking structure comprises friction plate, concaveconvex structure and ball locking mechanism; Ball locking mechanism comprises lock ball, flexible member and relieving mechanism, and described relieving mechanism comprises spiral expanding mechanism, hydraulic telescopic machanism and electric expansion mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320559926.5U CN203626074U (en) | 2013-09-10 | 2013-09-10 | Locking device of tuned mass damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320559926.5U CN203626074U (en) | 2013-09-10 | 2013-09-10 | Locking device of tuned mass damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203626074U true CN203626074U (en) | 2014-06-04 |
Family
ID=50812565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320559926.5U Expired - Lifetime CN203626074U (en) | 2013-09-10 | 2013-09-10 | Locking device of tuned mass damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203626074U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105821982A (en) * | 2016-03-22 | 2016-08-03 | 中国十七冶集团有限公司 | Two-stage-output complex type metallic damper |
-
2013
- 2013-09-10 CN CN201320559926.5U patent/CN203626074U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105821982A (en) * | 2016-03-22 | 2016-08-03 | 中国十七冶集团有限公司 | Two-stage-output complex type metallic damper |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |
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| CX01 | Expiry of patent term |