CN206308822U - Mixed type multidimensional multistage dissipative damping device - Google Patents
Mixed type multidimensional multistage dissipative damping device Download PDFInfo
- Publication number
- CN206308822U CN206308822U CN201621172870.8U CN201621172870U CN206308822U CN 206308822 U CN206308822 U CN 206308822U CN 201621172870 U CN201621172870 U CN 201621172870U CN 206308822 U CN206308822 U CN 206308822U
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- internal box
- ball
- multistage
- damping device
- mixed type
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Abstract
The utility model discloses a kind of mixed type multidimensional multistage dissipative damping device, including the metal internal box being set in together and outer case, connected by spring between described internal box outer wall and outer case inwall, the internal box bottom is provided with several rotatable metal balls, described metal ball is embedded in the ball recess of outer case, a mass ball is hung with the top of described internal box, described mass ball any direction can swing inside described internal box, and can be collided with internal box side wall, the outside of described mass ball is provided with one layer of viscoelastic material, so as to play a part of first passive energy dissipation in the horizontal direction；The swing of mass ball causes the slip in internal box horizontal direction with collision, so that the spring of outer case and internal box junction deforms, plays multistage passive energy dissipation effect.
Description
Technical field
The utility model belongs to the vibration damping control of tall and slender structure, and in particular to a kind of mixed type multidimensional multistage passive energy dissipation dress
Put.
Background technology
In recent years, as depth of building is continuously increased, the loss that earthquake and disaster caused by a windstorm are caused is increasingly severe, how to make to build
Building thing has good antidetonation and wind resistance, the harm that wind load and geological process are caused to building is reduced, while making to build
Build that thing is safe, attractive in appearance, the comfortable study hotspot as field of civil engineering, receive more and more attention.
Traditional anti-seismic structure system is actually, by the most of input energy of damage consumption of structure and supporting member, to be somebody's turn to do
Method often leads to structural elements heavy damage or even collapse, this be to a certain extent it is unreasonable be also it is unsafe, be one
Plant passive passive anti-shock methods.In order to overcome the defect of traditional anti-shock methods, structural vibration control technology gradually to grow up,
And be considered as the effective means for mitigating structural vibration reaction, research shows：Vibration damping control measure can effectively reduce towering knot
Response of the structure under the dynamic loading such as earthquake or wind, significantly improves the Disaster Defense Capability of structure.
Suspended mass pendulum structural vibration reduction system be quality swinging hanging in structure, when system Structures under Earthquake produce
During raw horizontal vibration, the vibration with movable pendulum, and the inertia force that pendular oscillation is produced reacts on structure in itself, when this inertia force with
Structure motion in itself just generates effectiveness in vibration suppression when opposite, so as to reach the purpose of control structure vibration.
Damping control device common at present can only control the vibration of some direction or certain several specific direction, and
In view of the complexity of the multi-dimensional nature and structural vibration in earthquake or wind action direction, such vibration control apparatus cannot
The requirement of vibration control is met well.Universal hinge and rotatable metal ball are employed in this patent, vibration damping box can be in level
Direction moves freely, consumed energy, reduces the vibration of all directions.Mass ball in this patent is the gold with viscoelastic material layer
Category ball, outer layer is rubber, makes simple, and can be collided with side wall when swinging, and collision causes the water of internal box simultaneously
It is smooth dynamic, so that the further energy of consumption s tructure vibration, plays the effect of multistage passive energy dissipation.
Utility model content
The utility model purpose is to provide a kind of multistage multidimensional energy by collision vibration absorber, it is intended to reduce building structure (outstanding
It is skyscraper or tall and slender structure etc.) dynamic respons under wind, geological process, reach the effect of passive energy dissipation.
To achieve the above object, the utility model uses following technical proposals：
Mixed type multidimensional multistage dissipative damping device, including the metal internal box that is set in together and outer case, described
Internal box outer wall and outer case inwall between by spring connect, the internal box bottom is provided with several rotatable gold
Category ball, described metal ball is embedded in the ball recess of outer case, is hung with the top center of described internal box
One mass ball, described mass ball any direction can swing inside described internal box, and can occur with internal box side wall
Collision, the outside of described mass ball is provided with one layer of viscoelastic material, so as to play the work of first passive energy dissipation in the horizontal direction
With；The swing of mass ball causes the slip in internal box horizontal direction with collision, so that outer case and internal box junction
Spring deforms, and plays multistage passive energy dissipation effect.
Further, described mass ball by a rigid hanger be suspended on internal box top, rigid hanger upper end with
It is fixed on the universal hinge at the top of internal box to be connected, lower end is fixedly connected with mass ball.
Further, described internal box and outer case are the tubular structure of cylinder, and both are co-axially mounted.
Further, described spring is provided with multiple along the circumferencial direction of internal box and outer case, and multiple springs exist
It is uniformly distributed on circumferencial direction.
Further, described metal ball is provided with multiple around the central axis of internal box, and multiple metal balls form a circle
And be uniformly distributed in a circumferential direction.
Further, mass ball outside attaches viscoelastic material, is easy to energy absorption, cost-effective.
Further, the interior metal bottom portion by several slidably metal ball be in contact with outer case, rub
Power should be as far as possible small, be easy to upper box body under external drive slidably.
Further, the internal box is connected by shape memory alloy energy-consuming springs in side wall with outer case, is passed through
The elongation of shape memory alloy energy-consuming springs and shortening, are easy to the further consumption of energy.
Further, the center of the rigid hanger and mass ball is respectively positioned on the vertical center line of internal box, and described
Mass ball can swing along any direction, realize multidimensional vibration reduction effect.
Further, the material of the viscoelastic material layer is rubber, silica gel or other elastomeric materials, is easy to preferably inhale
Receive energy, passive energy dissipation.
Further, the mass ball and rigid hanger form quality pendulum, the frequency of quality pendulum by mass ball quality with
The length control of rigid hanger, the Frequency Design pendulum length according to controlled structure.
Further, the part that described metal ball is in contact with outer case is brushed lubricating oil.
So as to reach more preferable effectiveness in vibration suppression.
The utility model should be fixed on tall and slender structure top.The upper end of universal hinge is by welding and interior metal box top
It is connected, the lower end quality of connection ball of rigid hanger, universal hinge allows rigid rod to be moved along any direction, rigid hanger and quality
Ball constitutes a multidirectional Suspended mass pendulum, by the swing and collision and the elongation of shape memory alloy spring of mass ball
With shortening, reduce the dynamic respons of controlled structure, reach the effect of the multiple passive energy dissipation of multidimensional；Can be by adjusting rigid hanger
Length, the rigidity of spring or mass ball be consistent in the intrinsic frequency of structure ensureing the frequency of shock absorber, reach most
Excellent effectiveness in vibration suppression.
The beneficial effects of the utility model are：The vibration absorber is realized by setting universal hinge and slidable metal ball
Multidimensional control structure is vibrated, and realizes that multi-level control structure vibrates using suspension-mass pendulum and memorial alloy energy dissipation spring, Ke Yigeng
Dissipation energy, improves effectiveness in vibration suppression well；The vibration absorber have simple structure, it is cheap, the characteristics of be easily installed.
Brief description of the drawings
Fig. 1 is the front view of multidimensional multistage detection device.
Fig. 2 is multidimensional multistage detection device A-A profiles.
In figure：1 universal hinge, 2 rigid hangers, 3 viscoelastic material layers, 4 mass balls, 5 rotatable metal balls, 6 internal box,
7 shape memory alloy energy-consuming springs, 8 outer cases.
Specific embodiment
Implementation method of the present utility model is described in detail below in conjunction with technical scheme and accompanying drawing.
The utility model proposes mixed type multidimensional multistage dissipative damping device such as Fig. 1, shown in Fig. 2, including be sleeved on one
The metal internal box 6 and outer case 8 for rising, are connected, institute between the described outer wall of internal box 6 and the inwall of outer case 8 by spring
State internal box bottom and be provided with several rotatable metal balls 5, described metal ball 5 is embedded in the ball recess of outer case
It is interior, a mass ball is hung with the top center of described internal box, mass ball 4 can appoint inside described internal box
Meaning direction swings, and can be collided with internal box side wall, and the outside of described mass ball 4 is provided with one layer of viscoelastic material layer 3,
So as to play a part of first passive energy dissipation in the horizontal direction；The swing of mass ball 4 causes internal box horizontal direction with collision
On slip so that the spring of outer case and internal box junction deforms, play multistage passive energy dissipation effect.
The device shock absorber is collectively constituted by slidably internal box and Suspended mass pendulum.First dissipative vibration-damper is to hang
Quality pendulum is hung, by 1, rigid hanger 2 of a universal hinge, mass ball 4 is constituted；Secondary shock absorber, is remembered by some shapes
Recall alloy spring 7, metal ball 5 can be rolled, interior metal casing 6 and external metallization casing 8 are constituted.
Further, mass ball by a rigid hanger be suspended on internal box top, rigid hanger upper end be fixed on
Universal hinge at the top of internal box is connected, and lower end is fixedly connected with mass ball.
Further, internal box 6 and outer case 8 are the tubular structure of cylinder, and both are co-axially mounted.
Further, spring is provided with multiple along the circumferencial direction of internal box and outer case, and multiple springs are in circumference side
It is uniformly distributed upwards.
Further, metal ball 5 is provided with multiple around the central axis of internal box, and multiple metal balls form a circle and in circle
It is uniformly distributed in circumferential direction.
Further, the outside of mass ball 5 attaches viscoelastic material, is easy to energy absorption, cost-effective.
Further, interior metal bottom portion by several slidably metal ball be in contact with outer case, frictional force should
It is as far as possible small, be easy to upper box body under external drive slidably.
Further, internal box is connected by shape memory alloy energy-consuming springs in side wall with outer case, by shape
The elongation of memorial alloy energy dissipation spring and shortening, are easy to the further consumption of energy.
Further, the center of rigid hanger and mass ball is respectively positioned on the vertical center line of internal box, and the quality
Ball can swing along any direction, realize multidimensional vibration reduction effect.
Further, the material of viscoelastic material layer 3 is rubber, silica gel or other elastomeric materials, is easy to preferably absorb
Energy, passive energy dissipation.
Further, the mass ball and rigid hanger form quality pendulum, the frequency of quality pendulum by mass ball quality with
The length control of rigid hanger, the Frequency Design pendulum length according to controlled structure.
Specifically, external container case 8 is installed on the top of structure, it is remembered with internal metallic cylinder casing 6 by shape
Recall alloy energy dissipation spring 7 to be connected, interior metal casing 6 is in contact by that can roll metal ball 5 with outer case.Metallic cylinder case 5
The interior Suspended mass pendulum that horizontal direction is set.Universal hinge is welded in internal box top center, the upper end of rigid hanger and universal hinge
It is connected, lower end attaches viscoelastic material layer 3 by being welded and fixed mass ball in the outside of mass ball 4.Cut with scissors what is be connected with universal
Rigid hanger 2 and mass ball 4 can swing along any direction, it is possible to be collided with interior metal case side wall.Interior metal case
The bottom of body 6 sets slidably metal ball 5 so that casing can be moved freely in the horizontal direction, and realizes in multidimensional multistage detection
Effect.
Rigid hanger length, internal box quality and spring rate are set in mass ball, inner cylinder case in the present embodiment
When, it is necessary to attention be：First：Mass ball should be put with the hunting frequency of internal box according to the frequency specific design of controlled structure
It is long, so as to reach more preferable effectiveness in vibration suppression.Second：Viscoelastic material is arranged in quality ball surface, is easy to energy absorption, and reduction is made
Valency；3rd：Internal box bottom should brush moderate lubrication oil by that can roll the part that metal ball is in contact with outer case, to reduce
Frictional force between casing and bead, it is ensured that casing is preferably slided.
In the present embodiment, the peace of mixed type multidimensional multistage dissipative damping device should be determined according to the concrete condition of structure
Holding position and quantity, to reach optimal effectiveness in vibration suppression.
The embodiment above of this patent is not the restriction to the utility model protection domain, the implementation method of this patent
Not limited to this, all this kind according to the above of this patent, according to the ordinary technical knowledge and customary means of this area, not
Depart under the premise of the above-mentioned basic fundamental thought of this patent, the modification of other diversified forms made to this patent said structure, replace
Change or change, all should fall within the protection domain of this patent.
Claims (10)
1. mixed type multidimensional multistage dissipative damping device, it is characterised in that including the metal internal box being set in together and outer container
Body, is connected between described internal box outer wall and outer case inwall by spring, and the internal box bottom is provided with several
Rotatable metal ball, described metal ball is embedded in the ball recess of outer case, is hung at the top of described internal box
There is a mass ball, described mass ball any direction can swing inside described internal box, and can be sent out with internal box side wall
Raw collision, the outside of described mass ball is provided with one layer of viscoelastic material layer, so as to play first passive energy dissipation in the horizontal direction
Effect；The swing of mass ball causes the slip in internal box horizontal direction with collision, so that outer case and internal box connection
The spring at place deforms, and plays multistage passive energy dissipation effect.
2. mixed type multidimensional as claimed in claim 1 multistage dissipative damping device, it is characterised in that described mass ball passes through
One rigid hanger is suspended on internal box top, and rigid hanger upper end is connected with the universal hinge being fixed at the top of internal box, lower end
It is fixedly connected with mass ball.
3. mixed type multidimensional as claimed in claim 1 multistage dissipative damping device, it is characterised in that the mass ball and rigidity
Suspension rod forms quality pendulum, and the frequency of quality pendulum is controlled by the quality of mass ball with the length of rigid hanger, according to controlled structure
Frequency Design pendulum length.
4. mixed type multidimensional as claimed in claim 1 multistage dissipative damping device, it is characterised in that described internal box and outer
Casing is the tubular structure of cylinder, and both are co-axially mounted.
5. mixed type multidimensional as claimed in claim 4 multistage dissipative damping device, it is characterised in that described spring is along interior
The circumferencial direction of casing and outer case is provided with multiple, and multiple springs are uniformly distributed in a circumferential direction.
6. mixed type multidimensional as claimed in claim 4 multistage dissipative damping device, it is characterised in that described metal ball is around interior
The central axis of casing is provided with multiple, and multiple metal balls form a circle and are uniformly distributed in a circumferential direction.
7. mixed type multidimensional as claimed in claim 1 multistage dissipative damping device, it is characterised in that described spring is shape
Memorial alloy energy dissipation spring, by elongation and the shortening of shape memory alloy energy-consuming springs, is easy to the further consumption of energy.
8. mixed type multidimensional as claimed in claim 2 multistage dissipative damping device, it is characterised in that the rigid hanger and matter
The center for measuring ball is respectively positioned on the vertical center line of internal box.
9. mixed type multidimensional as claimed in claim 1 multistage dissipative damping device, it is characterised in that the viscoelastic material layer
Material be rubber or silica gel.
10. mixed type multidimensional as claimed in claim 1 multistage dissipative damping device, it is characterised in that described metal ball with
The part that outer case is in contact is brushed lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621172870.8U CN206308822U (en) | 2016-10-26 | 2016-10-26 | Mixed type multidimensional multistage dissipative damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621172870.8U CN206308822U (en) | 2016-10-26 | 2016-10-26 | Mixed type multidimensional multistage dissipative damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206308822U true CN206308822U (en) | 2017-07-07 |
Family
ID=59243572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621172870.8U Expired - Fee Related CN206308822U (en) | 2016-10-26 | 2016-10-26 | Mixed type multidimensional multistage dissipative damping device |
Country Status (1)
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| CN (1) | CN206308822U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320558A (en) * | 2016-10-26 | 2017-01-11 | 山东大学 | Mixed type multi-dimensional and multi-level energy dissipation device |
| CN107338885A (en) * | 2017-08-24 | 2017-11-10 | 沈阳建筑大学 | A kind of power transmission tower shock absorber and its preparation and application |
| CN107355022A (en) * | 2017-07-18 | 2017-11-17 | 大连理工大学 | A kind of two-way suspension-mass pendulum vibration insulating system |
| CN107461066A (en) * | 2017-08-24 | 2017-12-12 | 沈阳建筑大学 | A kind of television tower vibration absorber and its preparation and application |
| CN108193796A (en) * | 2018-01-06 | 2018-06-22 | 孔美玲 | A kind of constructure shakeproof protective device |
| CN111456266A (en) * | 2020-03-27 | 2020-07-28 | 天津大学 | Semi-active pendulum type impact damper |
-
2016
- 2016-10-26 CN CN201621172870.8U patent/CN206308822U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320558A (en) * | 2016-10-26 | 2017-01-11 | 山东大学 | Mixed type multi-dimensional and multi-level energy dissipation device |
| CN107355022A (en) * | 2017-07-18 | 2017-11-17 | 大连理工大学 | A kind of two-way suspension-mass pendulum vibration insulating system |
| CN107355022B (en) * | 2017-07-18 | 2022-12-27 | 大连理工大学 | Two-way suspension mass pendulum vibration reduction system |
| CN107338885A (en) * | 2017-08-24 | 2017-11-10 | 沈阳建筑大学 | A kind of power transmission tower shock absorber and its preparation and application |
| CN107461066A (en) * | 2017-08-24 | 2017-12-12 | 沈阳建筑大学 | A kind of television tower vibration absorber and its preparation and application |
| CN108193796A (en) * | 2018-01-06 | 2018-06-22 | 孔美玲 | A kind of constructure shakeproof protective device |
| CN111456266A (en) * | 2020-03-27 | 2020-07-28 | 天津大学 | Semi-active pendulum type impact damper |
| CN111456266B (en) * | 2020-03-27 | 2021-05-28 | 天津大学 | Semi-active pendulum type impact damper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 Termination date: 20181026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |