CN203174802U - Three-dimensional multi-frequency tuned mass damper - Google Patents
Three-dimensional multi-frequency tuned mass damper Download PDFInfo
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- CN203174802U CN203174802U CN 201320169031 CN201320169031U CN203174802U CN 203174802 U CN203174802 U CN 203174802U CN 201320169031 CN201320169031 CN 201320169031 CN 201320169031 U CN201320169031 U CN 201320169031U CN 203174802 U CN203174802 U CN 203174802U
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Abstract
The utility model relates to a three-dimensional multi-frequency tuned mass damper. The three-dimensional multi-frequency tuned mass damper comprises an upper horizontal tuned mass damper, a middle vertical tuned mass damper and a bottom horizontal tuned mass damper. The mass of the dampers is regulated through the regulation of the number of mass blocks so as to realize the frequency regulation of the dampers. As frequencies in all directions are prevented from being influenced by limit devices in three directions, a three-dimensional earthquake-proof/vibration shocking purpose is realized. The three-dimensional multi-frequency tuned mass damper can control the influence of wind vibration action on structures and reduce the action of earthquakes on the structures. The device can be used for controlling the vibration of building structures, such as bridge engineering, marine platforms and large-span cantilever structures.
Description
Technical field
The utility model relates to a kind of three-dimensional multifrequency tuned mass damper, belongs to wind shake control and antidetonation, cushion technique field.
Background technology
The structure Passive Control is that maximum a kind of vibration isolation modes is used in domestic and international research the earliest.From present situation, the structure Passive Control has all obtained a lot of achievements in theory with on using.Passive Control does not need extra power, and its principle is at some position of structure shock insulation or other energy dissipators to be installed, by self consuming energy to reduce the control mode of earthquake response.Because it is cheap that Passive Control has, simple structure is easy to safeguard and need not advantage such as extra power support, has obtained paying close attention to widely and being widely used in the actual engineering at civil engineering field.Passive Control mainly comprises base isolation, energy-dissipating and shock-absorbing and passive tuning damping.
Tuned mass damper is as a kind of full-fledged Passive Control technology, when structure produces vibration under the incentive action outside, driving the tuned mass damper system vibrates together, the inertia force that the relative motion of tuned mass damper system produces reacts on the structure, tuning this inertia force, make it produce control action to structural vibration, thereby reach the purpose that reduces to vibrate reaction.Because its simple structure of tuned mass damper, be easy to safeguard and need not characteristics such as outside energy support, oneself through success in building construction and long span bridge beam, be used for reduce that wind shakes and geological process.
Engineering tuned mass damper control at present mostly is a frequency of tuned mass damper control and in a direction.Be what directions vibration how many kinds of type tuned mass damper, it is not too convenient that engineering is used, tuned mass damper system cost height.The control of multiple tuned mass damper system vibration just with a plurality ofization of tuned mass damper system, has increased the width of controlled frequency, and controlling party is to still being same direction.Can design a kind of apparatus system replaces a plurality of tuned mass dampers, saves cost, realizes that conveniently the vibration isolation of a plurality of directions is an engineering roadblock always.
The utility model content
The purpose of this utility model is to provide a kind of three-dimensional multifrequency tuned mass damper at the defective of prior art existence, and damper can a plurality of directions of control structure be vibrated, and gives full play to the control action of damper.
For achieving the above object, the utility model adopts following technical proposals:
A kind of three-dimensional multifrequency tuned mass damper device comprises upper level tuned mass damper device, the vertical tuned mass damper device in middle part, bottom level tuned mass damper device; Described upper level tuned mass damper device comprises that first upper cover plate, first can regulate mass, the spacing bumping post of first level, first spring, first level to damper, first lower cover and the first device side plate; The spacing bumping post of first level is connected with first upper cover plate, the first lower cover bolt respectively, first spring, first level all are connected with the first device side crab bolt to damper, and first spring, first level all can be regulated the mass bolt and are connected with first to damper, first can regulate mass with first upper cover plate, first lower cover is smooth contacts, first spring, first level stretch to damper along horizontal axis or compress in the motion process; The vertical tuned mass damper device in described middle part comprises that second upper cover plate, bolt, second spring, spring are led rod, vertical damping device, second can be regulated mass and second lower cover; Wherein second upper cover plate and second can be regulated the mass bolt and is connected, vertical damping device upper and lower side is connected with second upper cover plate, the second lower cover bolt respectively, second spring, spring are led excellent concentric and are connected with second upper cover plate, the second lower cover bolt, second spring supports second upper cover plate and second gross weight that can regulate mass, and second spring is led excellent axis stretching or compression along spring in the motion process; Described bottom level tuned mass damper device comprises vertical spacing baffle plate, the spacing bumping post of second level, horizontal postive stop baffle, the 3rd spring, the second horizontal damping device, lower connecting plate, the 3rd lower cover; Wherein the spacing bumping post of second level is connected with vertical spacing baffle plate, the 3rd lower cover bolt, the 3rd spring, the second horizontal damping device are connected with horizontal postive stop baffle, the second device side crab bolt respectively, lower connecting plate is connected with the 3rd lower cover bolt, and the 3rd spring, the second horizontal damping device stretch or compression along horizontal axis in the motion process; Described first lower cover adopts bolt to be connected with second upper cover plate, second lower cover adopts bolt to be connected with lower connecting plate, and upper level tuned mass damper device, the vertical tuned mass damper device in middle part, bottom level tuned mass damper device are linked together.
This device operating principle is as follows:
When earthquake or direction of vibration are consistent with upper level tuned mass damper device traffic direction, the work of upper level tuned mass damper device, the spacing bumping post restriction first of first upper cover plate and first level can be regulated certain level and the vertical motion of mass, first can regulate mass along the spring axially-movable, thereby realizes the vibration isolation to this direction.
When earthquake or direction of vibration are consistent with middle part vertical tuned mass damper device traffic direction, the vertical tuned mass damper device work in middle part, horizontal postive stop baffle restriction second can be regulated the motion of two horizontal directions of mass, second can regulate mass and upper level tuned mass damper device integral body together along the spring axially-movable, thereby realizes the vibration isolation to this direction.
When earthquake or direction of vibration are consistent with bottom level tuned mass damper device traffic direction, the work of bottom level tuned mass damper device, certain level and vertical motion during the work of the spacing bumping post restriction of vertical spacing baffle plate and second level lower horizontal tuned mass damper device, upper level tuned mass damper device integral body is moved along the spring direction with middle part vertical tuned mass damper device integral body, thereby realizes the vibration isolation to this direction.
By above various situations, when building structure produces the vibration of a certain direction, the tuned mass damper device work of the corresponding a certain direction of device meeting, the all directions mass can reuse, and can not produce externality to other directions, thereby reach the accurate control to the multidirectional vibration of building structure.
Three-dimensional multifrequency tuned mass damper duty: establishing upper level tuned mass damper device gross mass is M
1, effective mass M
1 'The vertical tuned mass damper device gross mass in middle part is M
2, effective mass M
2 'Bottom level tuned mass damper device gross mass is M
3, effective mass M
3 '
When horizontal drive was consistent with the upper level direction: upper level tuned mass damper device was started working, and the device direction of motion is consistent with excitation orientation, and whole device effective mass is M
1 'When vertical excitation: the vertical tuned mass damper device in middle part is started working, and the device direction of motion is consistent with excitation orientation, and whole device effective mass is M
1+ M
2 'When horizontal drive was consistent with the lower horizontal direction: bottom level tuned mass damper device was started working, and the device direction of motion is consistent with excitation orientation, and whole device effective mass is M
1+ M
2+ M
3 '.
Compared with prior art, the utlity model has following apparent outstanding substantive distinguishing features and significant technological progress:
The utility model utilizes a kind of three-dimensional multifrequency tuned mass damper, makes a plurality of direction vibrations of structure controlled, give full play to the control action of damper, and all directions is not disturbed mutually.This three-dimensional multifrequency tuned mass damper device can be used for bridge engineering, ocean platform and stride the vibration isolation of building structure such as cantilevered structure greatly.
Description of drawings
Fig. 1 is for being with three-dimensional multifrequency tuned mass damper device schematic diagram.
Fig. 2 is upper level tuned mass damper single unit system figure.
Fig. 3 is upper level tuned mass damper single unit system phantom drawing.
Fig. 4 is the vertical tuned mass damper single unit system figure in middle part.
Fig. 5 is lower horizontal tuned mass damper single unit system figure.
The specific embodiment
Preferred embodiment accompanying drawings of the present utility model is as follows:
As shown in Figure 1, a kind of three-dimensional multifrequency tuned mass damper device comprises upper level tuned mass damper device 1, the vertical tuned mass damper device 2 in middle part, bottom level tuned mass damper device 3.
As shown in Figures 2 and 3, described upper level tuned mass damper device 1 comprises that first upper cover plate 4, first can regulate mass 5, the spacing bumping post 6 of first level, first spring 7, first level to damper 8, first lower cover 9 and the first device side plate 25; The spacing bumping post 6 of first level is connected with first upper cover plate 4, first lower cover, 9 bolts respectively, first spring 7, first level all are connected with the first device side plate, 25 bolts to damper 8, and first spring 7, first level all can be regulated mass 5 bolts and are connected with first to damper 8, first can regulate mass 5 and first upper cover plate 4, first lower cover, 9 smooth contacts, and first spring 7, first level stretch to damper 8 along horizontal axis or compress in the motion process.
As shown in Figure 4, the vertical tuned mass damper device 2 in described middle part comprises that second upper cover plate 10, bolt 11, second spring 12, spring are led rod 13, vertical damping device 14, second can be regulated mass 15 and second lower cover 16; Wherein second upper cover plate 10 and second can be regulated mass 15 bolts and is connected, vertical damping device 14 upper and lower sides are connected with second upper cover plate 10, second lower cover, 16 bolts respectively, second spring 12, spring are led excellent 13 concentrics and are connected with second upper cover plate 10, second lower cover, 16 bolts, second spring 12 supports second upper cover plate 10 and second gross weight that can regulate mass 15, and second spring 12 is led excellent 13 axis stretching or compression along spring in the motion process.
As shown in Figure 5, described bottom level tuned mass damper device 3 comprises vertical spacing baffle plate 17, the spacing bumping post 18 of second level, horizontal postive stop baffle 19, the 3rd spring 20, the second horizontal damping device 21, lower connecting plate 22, the 3rd lower cover 23; Wherein the spacing bumping post 18 of second level is connected with vertical spacing baffle plate 17, the 3rd lower cover 23 bolts, the 3rd spring 20, the second horizontal damping device 21 are connected with horizontal postive stop baffle 19, the second device side plate, 26 bolts respectively, lower connecting plate 22 is connected with the 3rd lower cover 23 bolts, and the 3rd spring 20, the second horizontal damping device 21 stretch or compression along horizontal axis in the motion process.
Described first lower cover 9 adopts bolt to be connected with second upper cover plate 10, second lower cover 16 adopts bolt to be connected with lower connecting plate 22, and upper level tuned mass damper device 1, the vertical tuned mass damper device 2 in middle part, bottom level tuned mass damper device 3 are linked together.
Under horizontal X direction incentive action, 1 work of upper level tuned mass damper device, first can regulate mass 5 because inertia produces compression and stretching action to first spring 7, the force reaction that first spring 7 produces can be regulated mass 5 in first, make its generation level to vibration back and forth, first level produces the power consumption effects to damper 8, and when the vibration frequency of mass was consistent with the structural vibrations frequency, first can regulate mass 5(M
1 ') the maximum horizontal vibration control action of generation.
Under vertical Z direction incentive action, vertical tuned mass damper device 2 work in middle part, second can regulate mass 15 and the overall (M of top tuned mass damper device
1+ M
2 ') because inertia produces compression and stretching action to second spring 12, the force reaction that second spring 12 produces can be regulated mass 5 and top tuned mass damper device 1 overall (M in first
1+ M
2 '), make its generation level to vibration back and forth, vertical damping device 14 produces the power consumption effects, as mass and top tuned mass damper device 1 overall (M
1+ M
2 ') vibration frequency when consistent with the structural vibrations frequency, device produces maximum vertical motion control action.
Under horizontal Y-direction incentive action, 3 work of lower horizontal tuned mass damper device, the vertical tuned mass damper device 2 overall (M in upper level tuned mass damper device 1 and middle part
1+ M
2+ M
3 ') because inertia produces compression and stretching action to the 3rd spring 20, the force reaction that the 3rd spring 20 produces is in upper level tuned mass damper device 1 and the vertical tuned mass damper device 2 overall (M in middle part
1+ M
2+ M
3 '), the second horizontal damping device 21 produces the power consumption effects, make its generation level to vibration back and forth, as upper level tuned mass damper device (1) and the vertical tuned mass damper device 2 overall (M in middle part
1+ M
2+ M
3 ') vibration frequency when consistent with the structural vibrations frequency, device produces maximum horizontal vibration control action.
Claims (1)
1. a three-dimensional multifrequency tuned mass damper device is characterized in that, comprises upper level tuned mass damper device (1), the vertical tuned mass damper device in middle part (2), bottom level tuned mass damper device (3); Described upper level tuned mass damper device (1) comprises that first upper cover plate (4), first can regulate mass (5), the spacing bumping post of first level (6), first spring (7), first level to damper (8), first lower cover (9) and the first device side plate (25); The spacing bumping post of first level (6) is connected with first upper cover plate (4), first lower cover (9) bolt respectively, first spring (7), first level all are connected with first device side plate (25) bolt to damper (8), and first spring (7), first level all can be regulated mass (5) bolt and are connected with first to damper (8), first can regulate mass (5) and first upper cover plate (4), the smooth contact of first lower cover (9), and first spring (7), first level stretch to damper (8) along horizontal axis or compress in the motion process; The vertical tuned mass damper device in described middle part (2) comprises that second upper cover plate (10), bolt (11), second spring (12), spring are led rod (13), vertical damping device (14), second can be regulated mass (15) and second lower cover (16); Wherein second upper cover plate (10) and second can be regulated mass (15) bolt and is connected, vertical damping device (14) upper and lower side is connected with second upper cover plate (10), second lower cover (16) bolt respectively, second spring (12), spring are led rod (13) concentric and are connected with second upper cover plate (10), second lower cover (16) bolt, second spring (12) supports second upper cover plate (10) and second gross weight that can regulate mass (15), and second spring (12) is led the stretching of rod (13) axis or compression along spring in the motion process; Described bottom level tuned mass damper device (3) comprises vertical spacing baffle plate (17), the spacing bumping post of second level (18), horizontal postive stop baffle (19), the 3rd spring (20), the second horizontal damping device (21), lower connecting plate (22), the 3rd lower cover (23); Wherein the spacing bumping post of second level (18) is connected with vertical spacing baffle plate (17), the 3rd lower cover (23) bolt, the 3rd spring (20), the second horizontal damping device (21) are connected with horizontal postive stop baffle (19), second device side plate (26) bolt respectively, lower connecting plate (22) is connected with the 3rd lower cover (23) bolt, and the 3rd spring (20), the second horizontal damping device (21) stretch or compression along horizontal axis in the motion process; Described first lower cover (9) adopts bolt to be connected with second upper cover plate (10), second lower cover (16) adopts bolt to be connected with lower connecting plate (22), and upper level tuned mass damper device (1), the vertical tuned mass damper device in middle part (2), bottom level tuned mass damper device (3) are linked together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320169031 CN203174802U (en) | 2013-04-08 | 2013-04-08 | Three-dimensional multi-frequency tuned mass damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320169031 CN203174802U (en) | 2013-04-08 | 2013-04-08 | Three-dimensional multi-frequency tuned mass damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203174802U true CN203174802U (en) | 2013-09-04 |
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ID=49071526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320169031 Expired - Fee Related CN203174802U (en) | 2013-04-08 | 2013-04-08 | Three-dimensional multi-frequency tuned mass damper |
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|---|---|
| CN (1) | CN203174802U (en) |
Cited By (21)
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| CN103758028A (en) * | 2014-01-07 | 2014-04-30 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | Low-frequency mass tuning and vibration-damping device and regulating method for same |
| CN104294954A (en) * | 2014-09-18 | 2015-01-21 | 中国地震局工程力学研究所 | Spherical hinge type three-way shock insulation pedestal arranged on upper portion of guide rail disc spring |
| CN104295660A (en) * | 2014-09-18 | 2015-01-21 | 中国地震局工程力学研究所 | One-sided bidirectional guide rail disc spring large-displacement seismic isolation pedestal |
| CN104315079A (en) * | 2014-09-18 | 2015-01-28 | 中国地震局工程力学研究所 | Three-way shock insulation pedestal with spring damp guide rod device |
| CN104358822A (en) * | 2014-09-18 | 2015-02-18 | 中国地震局工程力学研究所 | Three-way seismic isolation pedestal with two-way guide rail disc springs |
| CN104372871A (en) * | 2014-11-18 | 2015-02-25 | 上海大学 | Rigidity-variable oil damper |
| CN104727456A (en) * | 2015-03-19 | 2015-06-24 | 河南城建学院 | Three-direction shock absorption mass tuning damper |
| CN104973258A (en) * | 2015-06-24 | 2015-10-14 | 广州飞米电子科技有限公司 | Vibration absorbing structure, inertia measurement structure with vibration absorbing function and aircraft |
| CN105220791A (en) * | 2015-11-18 | 2016-01-06 | 山东大学 | Multidimensional dual adjustable formula damping control device |
| CN105888091A (en) * | 2014-11-27 | 2016-08-24 | 王振牛 | Technical scheme for earthquake prevention and back maintenance of Yongle Temple mural system |
| CN105927703A (en) * | 2016-06-08 | 2016-09-07 | 中国船舶重工集团公司第七二五研究所 | Power vibrator absorber with springs and semicircular weight stacks |
| CN106337594A (en) * | 2016-11-10 | 2017-01-18 | 同济大学 | The multi-stage spring particle damper |
| CN107119957A (en) * | 2017-05-24 | 2017-09-01 | 东南大学 | A kind of three-dimensional steel wire rope tuned mass damper device |
| CN107165040A (en) * | 2017-05-23 | 2017-09-15 | 同济大学 | Multilevel buffer limit system |
| CN108221644A (en) * | 2018-01-26 | 2018-06-29 | 魏志峰 | A kind of highway bridge shock bracket |
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| CN109083293A (en) * | 2018-09-26 | 2018-12-25 | 张丽聪 | A kind of assembled support base in architectural engineering |
| CN109457832A (en) * | 2018-12-14 | 2019-03-12 | 南通蓝科减震科技有限公司 | A kind of difunctional tuned mass damper of vertical levels |
| CN109538686A (en) * | 2018-11-29 | 2019-03-29 | 西南交通大学 | The three-dimensional vibration absorber and design method of totally enclosed type sound barrier on a kind of high metal bridge |
| CN109914632A (en) * | 2019-03-28 | 2019-06-21 | 云南震安减震科技股份有限公司 | Tuned mass damper |
| CN111535645A (en) * | 2020-05-14 | 2020-08-14 | 常州机电职业技术学院 | Damping anti-seismic support |
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2013
- 2013-04-08 CN CN 201320169031 patent/CN203174802U/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103758028A (en) * | 2014-01-07 | 2014-04-30 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | Low-frequency mass tuning and vibration-damping device and regulating method for same |
| CN103758028B (en) * | 2014-01-07 | 2015-08-19 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | A kind of tuning vibration absorber of low frequency mass and control method thereof |
| CN104295660B (en) * | 2014-09-18 | 2016-07-06 | 中国地震局工程力学研究所 | The unilateral big displacement shock isolation pedestal of two-way guide rails disc spring |
| CN104294954A (en) * | 2014-09-18 | 2015-01-21 | 中国地震局工程力学研究所 | Spherical hinge type three-way shock insulation pedestal arranged on upper portion of guide rail disc spring |
| CN104295660A (en) * | 2014-09-18 | 2015-01-21 | 中国地震局工程力学研究所 | One-sided bidirectional guide rail disc spring large-displacement seismic isolation pedestal |
| CN104315079A (en) * | 2014-09-18 | 2015-01-28 | 中国地震局工程力学研究所 | Three-way shock insulation pedestal with spring damp guide rod device |
| CN104358822A (en) * | 2014-09-18 | 2015-02-18 | 中国地震局工程力学研究所 | Three-way seismic isolation pedestal with two-way guide rail disc springs |
| CN104315079B (en) * | 2014-09-18 | 2016-07-06 | 中国地震局工程力学研究所 | Comprise the three-dimensional shock isolation pedestal of spring damping guide rod device |
| CN104294954B (en) * | 2014-09-18 | 2016-07-06 | 中国地震局工程力学研究所 | A kind of guide rail disc spring top ball pivot three-dimensional shock isolation pedestal |
| CN104372871A (en) * | 2014-11-18 | 2015-02-25 | 上海大学 | Rigidity-variable oil damper |
| CN105888091A (en) * | 2014-11-27 | 2016-08-24 | 王振牛 | Technical scheme for earthquake prevention and back maintenance of Yongle Temple mural system |
| CN104727456A (en) * | 2015-03-19 | 2015-06-24 | 河南城建学院 | Three-direction shock absorption mass tuning damper |
| CN104973258A (en) * | 2015-06-24 | 2015-10-14 | 广州飞米电子科技有限公司 | Vibration absorbing structure, inertia measurement structure with vibration absorbing function and aircraft |
| CN105220791A (en) * | 2015-11-18 | 2016-01-06 | 山东大学 | Multidimensional dual adjustable formula damping control device |
| CN105927703A (en) * | 2016-06-08 | 2016-09-07 | 中国船舶重工集团公司第七二五研究所 | Power vibrator absorber with springs and semicircular weight stacks |
| CN106337594A (en) * | 2016-11-10 | 2017-01-18 | 同济大学 | The multi-stage spring particle damper |
| CN109009731A (en) * | 2017-04-18 | 2018-12-18 | 常熟市平方轮椅有限公司 | A kind of comfort type electric wheel-chair vehicle |
| CN107165040A (en) * | 2017-05-23 | 2017-09-15 | 同济大学 | Multilevel buffer limit system |
| CN107119957A (en) * | 2017-05-24 | 2017-09-01 | 东南大学 | A kind of three-dimensional steel wire rope tuned mass damper device |
| CN108221644A (en) * | 2018-01-26 | 2018-06-29 | 魏志峰 | A kind of highway bridge shock bracket |
| CN109083293A (en) * | 2018-09-26 | 2018-12-25 | 张丽聪 | A kind of assembled support base in architectural engineering |
| CN109083293B (en) * | 2018-09-26 | 2020-01-24 | 龙元明筑科技有限责任公司 | A assembled supporting seat for among building engineering |
| CN109538686A (en) * | 2018-11-29 | 2019-03-29 | 西南交通大学 | The three-dimensional vibration absorber and design method of totally enclosed type sound barrier on a kind of high metal bridge |
| CN109457832A (en) * | 2018-12-14 | 2019-03-12 | 南通蓝科减震科技有限公司 | A kind of difunctional tuned mass damper of vertical levels |
| CN109914632A (en) * | 2019-03-28 | 2019-06-21 | 云南震安减震科技股份有限公司 | Tuned mass damper |
| CN111535645A (en) * | 2020-05-14 | 2020-08-14 | 常州机电职业技术学院 | Damping anti-seismic support |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20140408 |