CN204418411U - The adjustable energy by collision vibration absorber of a kind of multidimensional - Google Patents
The adjustable energy by collision vibration absorber of a kind of multidimensional Download PDFInfo
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- CN204418411U CN204418411U CN201520020591.9U CN201520020591U CN204418411U CN 204418411 U CN204418411 U CN 204418411U CN 201520020591 U CN201520020591 U CN 201520020591U CN 204418411 U CN204418411 U CN 204418411U
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- internal box
- outer case
- vibration absorber
- adjustable energy
- energy
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Abstract
The utility model relates to the adjustable energy by collision vibration absorber of a kind of multidimensional, comprising: outer case; The internal box be slidably connected with described outer case; The bottom of described internal box is fixedly connected with outer case by elastic shock attenuation assembly; Internal box inside is provided with a Multi-directional connecting part, and this Multi-directional connecting part is fixedly connected with mass ball by a rigid hanger, slows down energy consumption by the collision of mass ball and internal box and moving up and down of internal box.In this programme, by arranging the multi-directional ball that can swing, slow down the energy in non-vertical direction; The energy of vertical direction is consumed by the relative displacement of internal box, and then reaches the multi-direction object slowing down the energy be delivered on building.
Description
Technical field
The utility model relates to building structure field, specifically, relates to the adjustable energy by collision vibration absorber of a kind of multidimensional.
Background technology
In recent years, the height of building structure constantly increases, and form of structure is increasingly sophisticated, how to make building have good antidetonation or wind performance, minimizing earthquake or wind load become the study hotspot of field of civil engineering to the harm that building causes, and receive increasing concern.Vibration control technology conventional at present can be divided into Passive Control, ACTIVE CONTROL, semi-active control, Based Intelligent Control and Hybrid mode.
Structure uniformity generally refers to an additional subsystem at certain position of structure, or does constructional process with the dynamic characteristics of change structure system to some component of structure self.Passive Control technology such as tuned mass damper, Suspended mass pendulum, Tuned Liquid etc. because its simple structure, cost are low, be easy to safeguard and cause without the need to advantages such as outside resources supports and pay close attention to widely, and become the focus of current application exploitation.
Tuned mass damper (TMD) is a kind of vibrational system be made up of spring, damper and mass.Its operating principle: structure produces vibration under external drive (earthquake or wind load), Tuned mass damper system is driven to vibrate together, the inertia force that Tuned mass damper system relative motion produces reacts in structure, realizes the vibration isolation to structure by this inertia force tuning.
Suspended mass pendulum vibration absorber is quality swinging hanging structurally, when structure produces horizontal vibration to system under external drive, drives the vibration of quality pendulum.The inertia force that pendular oscillation produces then reacts on structure itself, just creates vibration isolation effect when this inertia force is contrary with the motion of structure itself, thus reaches the object of control structure vibration.
Application number be 201410314460.1 Chinese patent literature describe a kind of damping device of building, comprise damping structure, the pedestal that described damping structure comprises the center of inside place in build-in and a certain interval of building is suspended to the wobble component on described pedestal, and described wobble component comprises the swing arm be rotationally connected with described pedestal and the pendulum being arranged on described swing arm lower end; Described building damping device also comprises one end and is connected with above-mentioned pendulum, the energy-dissipating structure that the other end is connected with the rotatable bearing in ground.In the program, balance building can be played when earthquake is less, building can be reduced and to swing amplitude.
Application number: the Chinese patent literature of 201320013261.8 describes a kind of building damping device, comprise bottom lining plate, bolt, nut, shock-absorbing ball, box ball-collecting rack, upper liner plate and rubber shock-absorbing sealing shroud composition, on the top of rubber shock-absorbing sealing shroud, be provided with horizontal direction and shock relieve vent one vertical each other and shock relieve vent two, be provided with connection post at the top of rubber shock-absorbing sealing shroud; Upper ball-collecting rack and lower ball-collecting rack are linked together by screw bolt and nut by box ball-collecting rack, upper ball-collecting rack and lower ball-collecting rack are respectively arranged with damping ball, are positioned by shock-absorbing ball in damping ball; Bottom lining plate, shock-absorbing ball, box ball-collecting rack and upper liner plate are arranged on the inside of rubber shock-absorbing sealing shroud in order; The bottom of rubber shock-absorbing sealing shroud is provided with flange, and flange and bottom lining plate are provided with installing hole.The program produces destructive power that is vertical and level when can cushion earthquake, reduce earthquake to the destruction of building.
In said apparatus, the vibration of a direction or certain several specific direction can only be controlled, and consider uncertainty and the multi-dimensional nature of earthquake or wind load excitation orientation, and the complexity of structural vibration, such vibration control apparatus well cannot meet the requirement of vibration isolation.
Therefore, how to design a kind of brand-new device, enable multidirectionally to slow down seismic energy and wind wind load excitation energy, carrying out the energy of efficient construction thing load, is that those skilled in the art's letter need solve.
Utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provides a kind of multidimensional adjustable energy by collision vibration absorber.The vibration absorber that this programme provides, by designing brand-new structure, achieves multi-direction energy ezpenditure, and the effective building reduced, by the impact of seismic energy and wind energy, reaches the effect of passive energy dissipation.
In order to reach above-mentioned purpose, the utility model adopts following technical scheme:
The adjustable energy by collision vibration absorber of a kind of multidimensional, comprising:
Outer case;
The internal box be slidably connected with described outer case;
The bottom of described internal box is fixedly connected with outer case by elastic shock attenuation assembly; Internal box inside is provided with a Multi-directional connecting part, this Multi-directional connecting part is fixedly connected with mass ball by a rigid hanger, the energy in non-vertical direction is consumed by the collision of mass ball and internal box, and internal box and elastic shock attenuation assembly form tuned mass damper structure, realize vertically consuming energy.
Preferably, described Multi-directional connecting part is universal hinge.
Preferably, the outer wrap of described mass ball has viscoelastic material layer.
Preferably, described elastic parts comprises groups of springs and damper group, and groups of springs comprises multiple spring, and the upper end of arbitrary spring is all fixedly connected with internal box, and the lower end of spring is fixedly connected with outer case.
Preferably, described damper group comprises multiple fluid viscous damper, and the upper end of arbitrary fluid viscous damper is all fixedly connected with internal box, and the lower end of fluid viscous damper is fixedly connected with outer case.
Preferably, the outer wall of described internal box is provided with slide block, and the inwall of outer case is provided with the vertical guide suitable with described slide block.
Preferably, described viscoelastic material layer is rubber, silica gel, latex or epoxy resin.
Preferably, the center line of described rigid hanger overlaps with the center line of outer case.
Preferably, described outer case and internal box are metal material, and described outer case and internal box are cylinder-like structure.
Preferably, described spring and fluid viscous damper are that interval is arranged.
The beneficial effects of the utility model are: by arranging the multi-directional ball that can swing, it collides with barrel in swing process, slows down the energy in non-vertical direction; Internal box, spring and fluid viscous damper constitute vertical tuned mass damper structure, realize vertical power consumption, and then reach the multi-direction object slowing down the energy be delivered on building.
Accompanying drawing illustrates:
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
Wherein: 1, universal hinge, 2, rigid hanger, 3, viscoelastic material layer, 4, mass ball, 5, internal box, 6, outer case, 7, fluid viscous damper, 8, spring, 9, vertical guide, 10, slide block.
Detailed description of the invention:
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1: a kind of multidimensional is adjustable energy by collision vibration absorber, its structure as shown in Figure 1-2: comprising: outer case 6;
The internal box 5 be slidably connected with described outer case 6;
The bottom of described internal box 5 is fixedly connected with outer case 6 by elastic shock attenuation assembly; Internal box 5 inside is provided with a Multi-directional connecting part, and this Multi-directional connecting part is fixedly connected with mass ball 4 by rigid hanger 2, slows down energy consumption by the collision of mass ball 4 and internal box 5 and moving up and down of internal box 5.
Described Multi-directional connecting part is universal hinge 1.
The outer wrap of described mass ball 4 has viscoelastic material layer 3.
Described elastic parts comprises groups of springs and damper group, and groups of springs comprises multiple spring 8, and the upper end of arbitrary spring 8 is all fixedly connected with internal box 5, and the lower end of spring 8 is fixedly connected with outer case 6.
Described damper group comprises multiple fluid viscous damper 7, and the upper end of arbitrary fluid viscous damper 7 is all fixedly connected with internal box 5, and the lower end of fluid viscous damper 7 is fixedly connected with outer case 6.
Universal hinge 1, rigid hanger 2 and mass ball 4 form Suspended mass pendulum structure.
Fluid viscous damper 7, spring 8 and internal box 5 form tuned mass damper structure.
The outer wall of described internal box 5 is provided with four slide blocks 10, the inwall of outer case 6 is provided with four vertical guide 9 suitable with described four slide blocks 10, so that internal box 5 slides up and down, and prevent internal box 5 from swinging, after a long time use, should in guide rail coating lubricating oil, ensure to slide normal.
Described viscoelastic material layer 3 is the one of rubber, silica gel, latex or epoxy resin.
The center line of described rigid hanger 2 overlaps with the center line of outer case 6.
Described outer case 6 and internal box 5 are metal material, and outer case 6 and internal box 5 are cylinder-like structure, and metal material intensity is high, and material is extensive, are easy to processing and realize; Cylindric structure is beneficial to metal ball horizontal direction and barrel collides, and plays the effect of power consumption.
Described spring 8 and fluid viscous damper 7 are interval setting.
Preferably application scenario is: the top this device being fixedly connected on building.
In this programme, mass ball 4 is for being enclosed with viscoelastic material layer 3, and mass ball 4 can select metal material, and mass ball 4, with the inwall collision process of internal box 5, effectively can reduce the energy of structural vibration, play the effect of passive energy dissipation.In practical application, according to different building types, can change the rigidity of spring and the length of rigid hanger, the frequency changed reaches best effect.
By universal hinge 1 successively rigid hanger 2 and mass ball 4 in this programme, when there is vertical motion, mass ball 4 can not occur vertically to beat, and ensures that the vibration of other directions is independent of each other with vertical motion.
Universal hinge 1 can make mass ball 4 can swing at the inner any direction of internal box 5.
Therefore, Suspended mass pendulum structure and tuned mass damper structure make this device can carry out oscillation damping and energy dissipating on multi-direction, solve the vibration absorber of the prior art problem that multi-dimensional nature is poor when earthquake etc. occurs.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the adjustable energy by collision vibration absorber of multidimensional, is characterized in that, comprising:
Outer case;
The internal box be slidably connected with described outer case;
The bottom of described internal box is fixedly connected with outer case by elastic shock attenuation assembly; Internal box inside is provided with a Multi-directional connecting part, and this Multi-directional connecting part is fixedly connected with mass ball by a rigid hanger, slows down energy consumption by mass ball and the collision of internal box and the relative displacement of internal box.
2. the adjustable energy by collision vibration absorber of multidimensional according to claim 1, is characterized in that, described Multi-directional connecting part is universal hinge.
3. the adjustable energy by collision vibration absorber of multidimensional according to claim 1, it is characterized in that, the outer wrap of described mass ball has viscoelastic material layer.
4. the adjustable energy by collision vibration absorber of multidimensional according to claim 1, it is characterized in that, described elastic parts comprises groups of springs and damper group, and groups of springs comprises multiple spring, the upper end of arbitrary spring is all fixedly connected with internal box, and the lower end of spring is fixedly connected with outer case.
5. the adjustable energy by collision vibration absorber of multidimensional according to claim 4, it is characterized in that, described damper group comprises multiple fluid viscous damper, and the upper end of arbitrary fluid viscous damper is all fixedly connected with internal box, and the lower end of fluid viscous damper is fixedly connected with outer case.
6. the adjustable energy by collision vibration absorber of multidimensional according to claim 1, it is characterized in that, the outer wall of described internal box is provided with slide block, and the inwall of outer case is provided with the vertical guide suitable with described slide block.
7. the adjustable energy by collision vibration absorber of multidimensional according to claim 3, is characterized in that, described viscoelastic material layer is rubber, silica gel, latex or epoxy resin.
8. the adjustable energy by collision vibration absorber of multidimensional according to claim 1, it is characterized in that, the center line of described rigid hanger overlaps with the center line of outer case.
9. the adjustable energy by collision vibration absorber of multidimensional according to claim 1, it is characterized in that, described outer case and internal box are metal material, and described outer case and internal box are cylinder-like structure.
10. the adjustable energy by collision vibration absorber of multidimensional according to claim 5, is characterized in that, described spring and fluid viscous damper are that interval is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520020591.9U CN204418411U (en) | 2015-01-13 | 2015-01-13 | The adjustable energy by collision vibration absorber of a kind of multidimensional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520020591.9U CN204418411U (en) | 2015-01-13 | 2015-01-13 | The adjustable energy by collision vibration absorber of a kind of multidimensional |
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| CN204418411U true CN204418411U (en) | 2015-06-24 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594520A (en) * | 2015-01-13 | 2015-05-06 | 山东大学 | Multi-dimensional adjustable collision energy dissipation device |
| CN105350678A (en) * | 2015-11-26 | 2016-02-24 | 广州大学 | Novel three-dimensional shock isolation device with large vertical static rigidity |
| CN106320558A (en) * | 2016-10-26 | 2017-01-11 | 山东大学 | Mixed type multi-dimensional and multi-level energy dissipation device |
| CN106400996A (en) * | 2016-09-07 | 2017-02-15 | 同济大学 | Vertical frequency adjustment mass damper for model test and design method of vertical frequency adjustment mass damper |
| CN106988429A (en) * | 2017-04-10 | 2017-07-28 | 武汉理工大学 | A kind of multiple multidimensional earthquake damping and isolating mechanism |
-
2015
- 2015-01-13 CN CN201520020591.9U patent/CN204418411U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594520A (en) * | 2015-01-13 | 2015-05-06 | 山东大学 | Multi-dimensional adjustable collision energy dissipation device |
| CN104594520B (en) * | 2015-01-13 | 2017-01-18 | 山东大学 | Multi-dimensional adjustable collision energy dissipation device |
| CN105350678A (en) * | 2015-11-26 | 2016-02-24 | 广州大学 | Novel three-dimensional shock isolation device with large vertical static rigidity |
| CN105350678B (en) * | 2015-11-26 | 2017-11-21 | 广州大学 | A kind of novel tri-dimensional shock-insulating device with larger vertical Static stiffness |
| CN106400996A (en) * | 2016-09-07 | 2017-02-15 | 同济大学 | Vertical frequency adjustment mass damper for model test and design method of vertical frequency adjustment mass damper |
| CN106320558A (en) * | 2016-10-26 | 2017-01-11 | 山东大学 | Mixed type multi-dimensional and multi-level energy dissipation device |
| CN106988429A (en) * | 2017-04-10 | 2017-07-28 | 武汉理工大学 | A kind of multiple multidimensional earthquake damping and isolating mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20170113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |