CN202007852U - Basic unit of particle damper and related particle particles - Google Patents
Basic unit of particle damper and related particle particles Download PDFInfo
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- CN202007852U CN202007852U CN2011200519566U CN201120051956U CN202007852U CN 202007852 U CN202007852 U CN 202007852U CN 2011200519566 U CN2011200519566 U CN 2011200519566U CN 201120051956 U CN201120051956 U CN 201120051956U CN 202007852 U CN202007852 U CN 202007852U
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Abstract
The utility model provides a basic unit of a particle damper. The basic unit comprises a housing with a cavity and particles packaged in the cavity of the housing. The utility model also provides a particle damper including a package with a cavity and the basic unit packaged in the cavity of the package. The utility model also provides another particle damper including a package with a cavity and the particles packaged in the cavity of the package. The basic unit is simple and standard in manufacture process, and stable in technical index, and can be combined into various types of particle dampers. Moreover, the dampers provided in the utility model are easy to select and install.
Description
Technical field
The utility model relates to a kind of structural vibration reduction device, is specifically related to a kind of granule damper elementary cell and relevant granule damper.
Background technique
In the vibration control field, since proposition utilization added the imagination of energy-dissipating device with the dissipative structure vibrational energy, developing and develop simple and practical novel energy-consumption vibration damping equipment had become the important trend that satisfies requirement of engineering.The particle damping is a kind ofly to utilize between particle and the particle, interact between particle and the main system (mainly with mutual friction mutually, collide mode mutually), consumes the technological method of structural vibration energy.Mainly contain at present: the damping of nonobstructive particle, flexible particle damping and the damping of piston particle.
Nonobstructive particle damping (NOPD) claims the powder damping again, be on the path of propagation of structural vibration, the hole or the honeycomb cavity of processing some are filled metal or the non-metallic particle of the diameter of suitable quantity less than hole (chamber) in hole (chamber), to realize vibration damping.
Flexible particle damping claims steamed buns stuffed with sweetened bean paste damping (BBD) again, and promptly certain particle with flexible material parcel some forms " steamed buns stuffed with sweetened bean paste ", and it is placed the cavity of the structure of wanting damping, to realize vibration damping.
Piston particle damping (PPD) has utilized the fluid that particle has or the characteristic of little solid flow, at original NOPD system Free Surface, has added vertical piston, has improved damping.
Clearly, more than the utilization of a few class particle dampings all certain requirement (cavity or hole will be arranged such as structure) has been proposed the structure of wanting vibration damping, the particle damping can't become one independently, the granule damper of series selected for use widely.
In addition, patent application 201020241597.6 has proposed a kind ofly to use that scope is wide, the flexible granule damper of easy construction.But there are shortcomings such as technical order less stable, manufacturing process complexity simultaneously.
The model utility content
At the problems referred to above, the utility model provides a kind of granule damper elementary cell and relevant granule damper thereof, has overcome manufacturing process complexity in the prior art, problems such as technical order instability.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of granule damper elementary cell comprises the particulate matter in shell with cavity and the described cavity that is packaged in described shell.
The external shape of described shell is polygonal cylinder shape for spherical, cylindrical, elliposoidal, capsule shape, space polyhedron or cross section.
The material of described shell is selected from metal such as steel, copper, aluminium etc. or nonmetal as plastics, nylon etc.
Described particulate matter is selected from non-metallic particle things such as metal granule things such as steel ball, shot, copper pearl, copper ball, tungsten pearl, tungsten ball, lead sweat, lead shot, the pill of aluminium, aluminum shot or sand grains, sand ball, ceramic bead, ceramic pellet.
Described particulate matter is that (size of grain does not wait, material is identical for particulate matter of the same race (size of grain equate, material identical) or hybrid particles thing; Size of grain equates, material is different; Size of grain does not wait, the material difference).
A kind of granule damper comprises the described granule damper elementary cell in packaging body with cavity and the described cavity that is packaged in described packaging body.
The external shape of described packaging body is rendered as screw, plug screw, paste block, chock, band shape, tabular or block.
A kind of granule damper comprises the packaging body with cavity and is packaged in the interior particulate matter of the interior described cavity of described packaging body.
Described particulate matter is particulate matter of the same race or hybrid particles thing.
The external shape of described packaging body is rendered as screw, plug screw, paste block, chock, band shape, tabular or block.
The utility model has overcome the deficiencies in the prior art, and advantage applies is as follows: the proposition of granule damper elementary cell has changed the thinking of granule damper design, manufacturing.Granule damper elementary cell manufacturing process is simple, and technical order is stable, is convenient to product specification, forms the basic product of standardization, seriation easily.Simultaneously as long as, can realize the optimization of technical performance, index by further research to the granule damper elementary cell.Engineers and technicians can make things convenient for Combination Design to go out required granule damper by selecting the granule damper elementary cell for use.The hybrid particles thing has strengthened the effect of particle damping energy dissipation because the difference of its density has strengthened the relative movement between the particle; The proposition of particulate matter of the same race and hybrid particles thing provides an approach for the refinement of technical order.Described granule damper is convenient to select for use, install.The particle damping screw of preferred embodiment for example, engineers and technicians determine the position that member needs vibration damping, select, install the purpose that particle damping screw just can be realized vibration damping for use.Can select various dampers for use according to actual conditions equally, for example particle damping plug screw, particle damping paste block, particle damping chock, banded granule damper, plate-like particles damper, blocky-shaped particle damper.
Description of drawings
Fig. 1 is the viewgraph of cross-section according to granule damper elementary cell of the present utility model;
Fig. 2 a is the plan view according to the particle damping screw of a preferred embodiment of the present utility model;
Fig. 2 b is the viewgraph of cross-section according to the particle damping screw of another preferred embodiment of the present utility model;
Fig. 3 a is the plan view according to the particle damping plug screw of another preferred embodiment of the present utility model;
Fig. 3 b is the viewgraph of cross-section according to the particle damping plug screw of another preferred embodiment of the present utility model;
Fig. 4 a is the plan view according to the particle damping paste block of another preferred embodiment of the present utility model;
Fig. 4 b is the viewgraph of cross-section according to the particle damping paste block of another preferred embodiment of the present utility model;
Fig. 5 a is the plan view according to the particle damping chock of another preferred embodiment of the present utility model;
Fig. 5 b is the viewgraph of cross-section according to the particle damping chock of another preferred embodiment of the present utility model;
Fig. 6 a is the plan view according to the banded granule damper of another preferred embodiment of the present utility model;
Fig. 6 b is the viewgraph of cross-section according to the banded granule damper of another preferred embodiment of the present utility model;
Fig. 7 a is the elevation view according to the plate-like particles damper of another preferred embodiment of the present utility model;
Fig. 7 b is the viewgraph of cross-section according to tabular, the piece granule damper of another preferred embodiment of the present utility model;
Fig. 8 is the three-dimensional view according to the blocky-shaped particle damper of another preferred embodiment of the present utility model.
Embodiment
The utility model provides a kind of granule damper elementary cell 1, and the elementary cell 1 of described granule damper is made of shell 2 with cavity and the particulate matter 3 that is packaged in the cavity of described shell 2.The outside of described shell 2 and internal cavities example of shape are spherical, as shown in Figure 1.Should be appreciated that, the shape of described shell 2 and internal cavities shape are not limited to the shape shown in the accompanying drawing, any required suitable shape all can be applicable in the utility model, and for example cylindrical, elliposoidal, capsule shape, space polyhedron, cross section are polygonal cylinder body shape etc.; The shape of the cavity of described shell 2 can be identical with the external shape of shell 2 or inequality.As shown in Figure 1, the shape of the cavity of described shell 2 is identical with the external shape of described shell 2, is depicted as sphere.The technical parameters such as size of described shell 2 can be selected according to the requirement of the damping application of reality and standardization, seriation.Described shell 2 is prepared from any method as well known to those skilled in the art by metal or nonmetallic material.Described particulate matter 3 comprises metal granule, as: metal granule such as steel ball, shot, copper pearl, copper ball tungsten pearl, tungsten ball, lead sweat, lead shot, the pill of aluminium, aluminum shot, and non-metallic particle, as: non-metallic particles such as sand grains, sand ball, ceramic bead, ceramic pellet, particulate matter is divided into particulate matter of the same race and hybrid particles thing, and the selection of concrete particulate matter is selected according to the requirement of the damping application of reality and standardization, seriation.Granule damper elementary cell 1 provided by the utility model is easy to realize the production of standardization, seriation; By granule damper elementary cell provided by the utility model, can be configured to the granule damper of Any shape, make the structure of damper simpler, technical order is more stable.The hybrid particles thing has strengthened the effect of particle damping energy dissipation because the difference of its density has strengthened the relative movement between the particle; The proposition of particulate matter of the same race and hybrid particles thing provides an approach for the refinement of technical order.
According to a preferred embodiment of the present utility model, provide a kind of particle damping screw 4, shown in Fig. 2 a.Particle damping screw 4 of the present utility model comprises the body of screw 5 and the damper elementary cell 1 that is packaged in the described body of screw 5.The external shape of the described body of screw 5 is depicted as the shape of conventional screw, have adaptation in the body of screw and the cavity of granule damper elementary cell is installed (as cylindrical, only as example and unrestricted), be positioned at described cavity as the spheric granules damper elementary cell 1 of example.The material of the described body of screw 5 can be selected according to practical application, for example metal (as: steel, aluminium, copper etc.) or nonmetal (as: plastics, bakelite etc.).The external margin of the described body of screw has worm structure, by described worm structure particle damping screw 4 of the present utility model is installed to the suitable position of the object that needs vibration damping, thereby realizes the purpose of this utility model.As Fig. 2 b is another embodiment, and directly encapsulation particulate matter 3 (comprising particulate matter of the same race and hybrid particles thing) forms particle damping screw 40 in the cavity of the body of screw 50.
Wherein, the manufacture method of metal granule damping screw can be the known any manufacturing process of prior art, for example in the body of screw 5, make a call to a hole that adapts with granule damper elementary cell 1 size, fill out granule damper elementary cell 1, just made metal granule damping screw after sealing.
The manufacture method of non-metallic particle damping screw can be any manufacturing process well known in the prior art equally, for example with particle damping unit 1 and the body of screw 5 integral die moulding.
According to another preferred embodiment of the present utility model, provide a kind of particle damping plug screw 6, shown in Fig. 3 a.Particle damping plug screw 6 of the present utility model comprises plug 7 and the damper elementary cell 1 that is packaged in the described plug 7.The external shape of described plug 7 is depicted as the shape of conventional plug screw, have adaptation in the described plug 7 and the cavity of granule damper elementary cell is installed (as cylindrical, only as example and unrestricted), be positioned at described cavity as the spherical damper elementary cell 1 of example.The material of described plug 7 can be selected according to practical application, for example metal (as: steel, aluminium, copper etc.) or nonmetal (as: plastics, bakelite etc.).Worm structure by plug 7 outsides is installed to the suitable position of the object that needs vibration damping with particle damping plug screw 6 of the present utility model, thereby realizes the purpose of this utility model.As Fig. 3 b is another embodiment, and directly encapsulation particulate matter 3 (comprising particulate matter of the same race and hybrid particles thing) forms particle damping plug screw 60 in the cavity of plug 70.
Particle damping plug screw and particle damping screw manufacture method are similar.
According to another preferred embodiment of the present utility model, provide a kind of particle damping paste block 8, shown in Fig. 4 a.Particle damping paste block 8 of the present utility model comprises paste block body 9 and the damper elementary cell 1 that is packaged in the described paste block body 9.The external shape of described paste block body 9 is depicted as the shape of conventional paste block, have adaptation in the described paste block body 9 and the cavity of granule damper elementary cell is installed (as cylindrical, only as example and unrestricted), be positioned at described cavity as the spherical damper elementary cell 1 of example.The material of described paste block body 9 can be selected according to practical application, for example metal (as: steel, aluminium, copper etc.) or nonmetal (as: plastics, bakelite etc.).Sticking structure by paste block body 9 outsides pastes the suitable position of the object that needs vibration damping with particle damping paste block 8 of the present utility model, thereby realizes the purpose of this utility model.As Fig. 4 b is another embodiment, and directly encapsulation particulate matter 3 (comprising particulate matter of the same race and hybrid particles thing) forms particle damping paste block 80 in the cavity of paste block body 90.
According to another preferred embodiment of the present utility model, provide a kind of particle damping chock 10, shown in Fig. 5 a.Particle damping chock 10 of the present utility model comprises chock body 11 and the damper elementary cell 1 that is packaged in the described chock body 11.The external shape of described chock body 11 is depicted as the shape of conventional paste block, have adaptation in described chock body 11 tools and the cavity of granule damper elementary cell is installed (as cylindrical, only as example and unrestricted), be positioned at described cavity as the spherical damper elementary cell 1 of example.The material of described chock body 11 can be selected according to practical application, for example metal (as: steel, aluminium, copper etc.) or nonmetal (as: plastics, bakelite etc.).Need be in the default hole of the object suitable position of vibration damping by particle damping chock 10 of the present utility model is clogged, and, can realize the purpose of this utility model by well known to a person skilled in the art that mode fixes.As Fig. 5 b is another embodiment, and directly encapsulation particulate matter 3 (comprising particulate matter of the same race and hybrid particles thing) forms particle damping chock 100 in the cavity of chock body 110.
According to another preferred embodiment of the present utility model, provide a kind of banded granule damper 12, shown in Fig. 6 a.Banded granule damper 12 of the present utility model comprises ribbon 13 and the damper elementary cell 1 that is packaged in the described ribbon 13.Have in described ribbon 13 tools cavity that the granule damper elementary cell adapt to be installed (as cylindrical, only as example and unrestricted), be positioned at described cavity as the spherical damper elementary cell 1 of example.The material of described ribbon 13 can be selected according to practical application, for example metal (as: steel, aluminium, copper etc.), wire (as: steel wire, copper wire etc.) or nonmetal (as: plastics, bakelite, rubber, nylon, fabric etc.).By banded granule damper 12 of the present utility model being fixed to the suitable position of the object that needs vibration damping, thereby realize the purpose of this utility model.Described banded granule damper can be divided into flexible banded granule damper and the banded granule damper of rigidity.Wherein, the banded granule damper of described flexibility is convenient to be wrapped on the similar pipeline-shaped object.As Fig. 6 b is another embodiment, and directly encapsulation particulate matter 3 (comprising particulate matter of the same race and hybrid particles thing) forms the banded granule damper 120 of rigidity in the cavity of ribbon 130.
According to another preferred embodiment of the present utility model, provide a kind of plate-like particles damper 14, shown in Fig. 7 a.Plate-like particles damper 14 of the present utility model comprises plate object 15 and the damper elementary cell 1 that is packaged in the described plate object 15.Have in described plate object 15 tools cavity that the granule damper elementary cell adapt to be installed (as cylindrical, only as example and unrestricted), be positioned at described cavity as the spherical damper elementary cell 1 of example.The material of described plate object 15 can be selected according to practical application, for example metal (as: steel, aluminium, copper etc.), wire (as: steel wire, copper wire etc.) or nonmetal (as plastics, bakelite, rubber, nylon, fabric etc.).By plate-like particles damper 14 of the present utility model being fixed to the suitable position of the object that needs vibration damping, thereby realize the purpose of this utility model.Described plate-like particles damper 14 can be divided into flexible plate-like granule damper and rigid plate-like granule damper.Wherein, described flexible plate-like granule damper is convenient to be attached on the object of different surfaces shape.As Fig. 7 b is another embodiment, and directly encapsulation particulate matter 3 (comprising particulate matter of the same race and hybrid particles thing) forms rigid plate-like granule damper 140 in the cavity of rigid plate-like thing 150.
According to another preferred embodiment of the present utility model, provide a kind of blocky-shaped particle damper 16, shown in Fig. 8 a.Blocky-shaped particle damper 16 of the present utility model comprises block 17 and the damper elementary cell 1 that is packaged in the described block 17.Have in described block 17 tools cavity that the granule damper elementary cell adapt to be installed (as cylindrical, only as example and unrestricted), be positioned at described cavity as the spherical damper elementary cell 1 of example.The material of described block 17 can be selected according to practical application, for example metal (as: steel, aluminium, copper etc.), wire (as: steel wire, copper wire etc.) or nonmetal (as plastics, bakelite, rubber, nylon, fabric etc.).By blocky-shaped particle damper 16 of the present utility model being fixed to the suitable position of the object that needs vibration damping, thereby realize the purpose of this utility model.Described blocky-shaped particle damper 16 can be divided into flexible block granule damper and rigidity blocky-shaped particle damper.Wherein, the block granule damper of described flexibility is convenient to be attached on the object of different surfaces shape.As Fig. 7 b is another embodiment, and directly encapsulation particulate matter 3 (comprising particulate matter of the same race and hybrid particles thing) forms rigidity blocky-shaped particle damper 160 in the cavity of rigidity block 170.
Above-described, be preferred embodiment of the present utility model only, be not in order to limiting scope of the present utility model, the foregoing description of the present utility model can also be made various variations.Be that every simple, equivalence of doing according to the claims and the description of the utility model application changes and modification, all fall into the claim protection domain of the utility model patent.The utility model not technology contents of detailed description is common practise.
Claims (10)
1. a granule damper elementary cell is characterized in that, comprises the particulate matter in shell with cavity and the described cavity that is packaged in described shell.
2. granule damper elementary cell as claimed in claim 1 is characterized in that, the external shape of described shell is polygonal cylinder shape for spherical, cylindrical, elliposoidal, capsule shape, space polyhedron or cross section.
3. granule damper elementary cell as claimed in claim 1 is characterized in that the material of described shell is selected from steel, copper, aluminium or plastics, nylon.
4. granule damper elementary cell as claimed in claim 1 is characterized in that, described particulate matter is selected from steel ball, shot, copper pearl, copper ball, tungsten pearl, tungsten ball, lead sweat, lead shot, the pill of aluminium, aluminum shot or sand grains, sand ball, ceramic bead, ceramic pellet.
5. granule damper elementary cell as claimed in claim 1 is characterized in that, described particulate matter is the hybrid particles thing.
6. a granule damper is characterized in that, comprise packaging body with cavity and be packaged in the described cavity of described packaging body as granule damper elementary cell as described in each among the claim 1-5.
7. granule damper as claimed in claim 6 is characterized in that, the external shape of described packaging body is rendered as screw, plug screw, paste block, chock, band shape, tabular or block.
8. a granule damper is characterized in that, comprises the packaging body with cavity and is packaged in the interior particulate matter of the interior described cavity of described packaging body.
9. granule damper as claimed in claim 8 is characterized in that, the external shape of described packaging body is rendered as screw, plug screw, paste block, chock, band shape, tabular or block.
10. granule damper elementary cell as claimed in claim 8 is characterized in that, described particulate matter is the hybrid particles thing.
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| CN2011200519566U CN202007852U (en) | 2011-03-01 | 2011-03-01 | Basic unit of particle damper and related particle particles |
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| CN2011200519566U CN202007852U (en) | 2011-03-01 | 2011-03-01 | Basic unit of particle damper and related particle particles |
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| CN103114658A (en) * | 2013-02-05 | 2013-05-22 | 北京工业大学 | Ball-shaped cabin tuning type particle camper |
| CN103161235A (en) * | 2013-03-07 | 2013-06-19 | 同济大学 | Flexural type inhaul cable particle damper |
| CN103291818A (en) * | 2013-06-04 | 2013-09-11 | 同济大学 | Hybrid energy dissipation vibration damping device |
| CN103982588A (en) * | 2014-05-15 | 2014-08-13 | 西安交通大学 | Reusable flexible structure with buffer energy absorption effect |
| CN104175170A (en) * | 2014-08-12 | 2014-12-03 | 广西玉柴机器股份有限公司 | Adsorption type vibration disturbance device for thin-walled workpiece machining |
| CN104500631A (en) * | 2015-01-07 | 2015-04-08 | 中国能建集团装备有限公司北京技术中心 | Compound metal rubber structure |
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| CN103114658A (en) * | 2013-02-05 | 2013-05-22 | 北京工业大学 | Ball-shaped cabin tuning type particle camper |
| CN103161235A (en) * | 2013-03-07 | 2013-06-19 | 同济大学 | Flexural type inhaul cable particle damper |
| CN103161235B (en) * | 2013-03-07 | 2015-06-24 | 同济大学 | Flexural type inhaul cable particle damper |
| CN103291818A (en) * | 2013-06-04 | 2013-09-11 | 同济大学 | Hybrid energy dissipation vibration damping device |
| CN103982588A (en) * | 2014-05-15 | 2014-08-13 | 西安交通大学 | Reusable flexible structure with buffer energy absorption effect |
| CN105228061A (en) * | 2014-07-01 | 2016-01-06 | 中国科学院过程工程研究所 | A kind of sound-box device |
| CN105318151A (en) * | 2014-07-01 | 2016-02-10 | 中国科学院过程工程研究所 | Support frame based on particle damping technology |
| CN104175170A (en) * | 2014-08-12 | 2014-12-03 | 广西玉柴机器股份有限公司 | Adsorption type vibration disturbance device for thin-walled workpiece machining |
| CN104175170B (en) * | 2014-08-12 | 2017-05-24 | 广西玉柴机器股份有限公司 | Adsorption type vibration disturbance device for thin-walled workpiece machining |
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| CN105570389A (en) * | 2016-01-18 | 2016-05-11 | 同济大学 | RV reducer based on particle damping shell |
| CN109477539A (en) * | 2016-06-21 | 2019-03-15 | Ｋｙｂ株式会社 | Damper |
| CN106012708A (en) * | 2016-06-22 | 2016-10-12 | 株洲时代新材料科技股份有限公司 | Vibration reducing particles, mixed rail transportation foundation soil and vibration reducing method for rail transportation foundation |
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| CN106195088A (en) * | 2016-09-18 | 2016-12-07 | 厦门大学 | Multi-lumen shaft system granule damper |
| CN106224422A (en) * | 2016-09-18 | 2016-12-14 | 厦门大学 | Reverse axial rotary motive power bump leveller |
| CN108869605A (en) * | 2017-05-16 | 2018-11-23 | 武汉科技大学 | Damp the adjustable double-deck Buoyant Raft Shock-resistant System |
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