CN103671694A - Vibration isolator - Google Patents
Vibration isolator Download PDFInfo
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- CN103671694A CN103671694A CN201310617946.8A CN201310617946A CN103671694A CN 103671694 A CN103671694 A CN 103671694A CN 201310617946 A CN201310617946 A CN 201310617946A CN 103671694 A CN103671694 A CN 103671694A
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- Prior art keywords
- elastic matrix
- vibration isolator
- component plate
- described elastic
- demarcation strip
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- 239000011159 matrix material Substances 0.000 claims abstract description 96
- 239000004744 fabric Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 238000005187 foaming Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 8
- 229910010272 inorganic material Inorganic materials 0.000 claims description 4
- 239000011147 inorganic material Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 abstract 2
- 238000002955 isolation Methods 0.000 abstract 1
- 239000006261 foam material Substances 0.000 description 8
- 238000013016 damping Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 230000002431 foraging effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
The invention relates to the vibration isolation and denoising technology, in particular to a vibration isolator. The vibration isolator comprises an elastic matrix, inorganic mesh cloth and a polymer isolating layer, wherein a plurality of air holes are sealed in the elastic matrix, the mesh cloth wraps the outer surface of the elastic matrix, the polymer isolating layer totally wraps outside the elastic matrix and the mesh cloth, and the average thickness of the isolating layer is more than 1mm. The vibration isolator is simple in structure and applicable to complex and severe environments.
Description
Technical field
The present invention relates to vibration insulation and noise reduction technology, be specifically related to a kind of vibration isolator.
Background technique
Along with social and scientific and technological fast development, in city, various main equipments increase gradually, and the construction amount of light rail and subway increases gradually, and incident is various vibration and noises, has had a strong impact on people's quality of life.Vibration and noise problem have been subject to everybody attention gradually, but the base structure elasticity that existing rubber vibration isolator adopts is poor, dimensional deformation space need to be reserved and elastic damping requirement could be met, complex structure not only, and can not adapt to complicated severe applied environment.
Summary of the invention
The object of the present invention is to provide a kind of vibration isolator, can be applicable to complicated severe applied environment with simple structure.
According to embodiments of the invention, a kind of vibration isolator is provided, comprising:
Elastic matrix, is wherein closed with a plurality of pores;
The grid cloth of inorganic material, the outer surface of its coated described elastic matrix;
The separation layer of macromolecular material, it is coated on outside described elastic matrix and described grid cloth completely, and has 1 millimeter of above average thickness.
Preferably, in various embodiments of the present invention, described vibration isolator further comprises:
Component plate, between its outer surface and described grid cloth in described elastic matrix, and compresses the outer surface of described elastic matrix with straight or curved level and smooth inner face.
Preferably, in various embodiments of the present invention, described component plate comprises paired upper component plate and lower component plate, described upper component plate and lower component plate respectively at the contrary upper surface of described elastic matrix and lower surface place and described elastic matrix is clamped in described between component plate and lower component plate.
Preferably, in various embodiments of the present invention, described vibration isolator further comprises:
Straight or curved metal demarcation strip, it is arranged in described elastic matrix.
Preferably, in various embodiments of the present invention, the quantity of described demarcation strip is a plurality of, and described a plurality of demarcation strips separate in parallel to each other between the upper surface of described elastic matrix and lower surface.
Preferably, in various embodiments of the present invention, the quantity of described demarcation strip is a plurality of, and described a plurality of demarcation strip head and the tail relatively intermittently distribute.
Preferably, in various embodiments of the present invention, the projection of shape of described elastic matrix in the vertical direction is circular or oval or square.
Preferably, in various embodiments of the present invention, the upper surface of described elastic matrix and lower surface are parallel to each other or tilt.
Preferably, in various embodiments of the present invention, described elastic matrix consists of a plurality of flexible foaming material material strips.
The vibration isolator providing by embodiments of the invention, can be applicable to complicated severe applied environment with simple structure.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described.Apparently, the accompanying drawing in below describing is only some embodiments of the present invention, for those of ordinary skills, can also obtain according to these accompanying drawing illustrated embodiments other embodiment and accompanying drawing thereof.
Fig. 1 demonstrates according to the structural representation of the vibration isolator of the first embodiment of the present invention.
Fig. 2 demonstrates the structural representation of vibration isolator according to a second embodiment of the present invention.
Fig. 3 demonstrates the structural representation of the vibration isolator of a third embodiment in accordance with the invention.
Fig. 4 demonstrates the structural representation of the vibration isolator of a fourth embodiment in accordance with the invention.
Embodiment
For making object of the present invention, technological scheme and advantage clearer, referring to accompanying drawing and enumerate preferred embodiment, the present invention is described in more detail.Yet, it should be noted that, many details of listing in specification are only used to make reader to have a thorough understanding to one or more aspects of the present invention, even if do not have these specific details also can realize these aspects of the present invention.
Below by specific embodiment, the structure of vibration isolator of the present invention and working principle are explained in detail.
According to embodiments of the invention, a kind of vibration isolator is provided, comprising:
Elastic matrix, is wherein closed with a plurality of pores;
The grid cloth of inorganic material, the outer surface of its coated described elastic matrix;
The separation layer of macromolecular material, it is coated on outside described elastic matrix and described grid cloth completely, and has 1 millimeter of above average thickness.
Like this, for example have, in the elastic matrix of given configuration (cuboid or cylindrical shape) owing to being closed with a plurality of pores, thereby can provide better elasticity, when being under pressure load, even dimensional deformation limited space, also can by a plurality of pores of inside, provide more resiliently deformable space, there is thus better integral, flexible.
In preferred embodiment, described elastic matrix consists of single or multiple flexible foam materials, and the inside of described foam material has a plurality of sealed porositys, thereby higher elasticity can be provided.These foam materials can form given shape, such as foaming material material strip or foam material piece etc.
Described separation layer can be for example waterproof coating or other macromolecular material separation layers, can provide protection (for example corrosion-resistant, anti-aging) and certain support structure for it is coated on interior elastic matrix.
Take the rubber vibration isolator that rubber is elastic matrix and compare with traditional, vibration isolator provided by the invention has the elastic matrix (for example foam material form elastic matrix) of sealed porosity and at the separation layer of elastic matrix outer cladding by selecting, better elastic damping not only can be provided, but also there is better acid resistant alkali, uvioresistant, anti-ozone aging performance, thereby be difficult for aging, long service life, thereby can be applicable to complicated severe applied environment with simple structure.
Preferably, in various embodiments of the present invention, described vibration isolator further comprises:
Component plate, between its outer surface and described grid cloth in described elastic matrix, and compresses the outer surface of described elastic matrix with straight or curved level and smooth inner face.
Like this, by the level and smooth inner face of component plate, can make the suffered pressure loading of vibration isolator (particularly elastic matrix) (for example the load that is approximately perpendicular to the level and smooth inner face of component plate) vertically scatter, make thus elastic matrix stressed more even, to avoid the causing situation of its structural damage to occur because elastic matrix local pressure is excessive.
Should be understood that as required, component plate can be straight flat board (having I-shaped), can be also curved plate (having curvilinear cross), for example convex or spill or corrugated plate.
In specific situation, component plate has straight or curved level and smooth inner face on the one hand, and also can have on the other hand the outside of the opposition side at level and smooth inner face of other shapes, and other described shapes can be regular shape and also can be irregularly shaped.For example, component plate can have the level and smooth inner face of spill and straight outside, straight outside can be carried outside track load better, and the level and smooth inner face of spill also helps elastic matrix to remain on and in described spill, plays certain support structure and maintenance effect when compressing elastic matrix.
Preferably, in various embodiments of the present invention, described component plate comprises paired upper component plate and lower component plate, described upper component plate and lower component plate respectively at the contrary upper surface of described elastic matrix and lower surface place and described elastic matrix is clamped in described between component plate and lower component plate.Like this, two component plates are clipped in elastic matrix therebetween, compress elastic matrix and make its more uniform stressed respectively from above-below direction.
In one embodiment, described upper and lower component plate is the flat board with I-shaped.
In another embodiment, described upper and lower component plate is the component plate with the level and smooth inner face of spill and straight outside, and the level and smooth inner face of their spill is relatively clamped in elastic matrix therebetween, better elastic matrix is held in place; Their straight outside can be carried better from outside track load on the other hand.
Preferably, in various embodiments of the present invention, described vibration isolator further comprises:
Straight or curved metal demarcation strip, it is arranged in described elastic matrix.
Metal demarcation strip in elastic matrix and can with the upper and lower surperficial almost parallel of elastic matrix, can play on the one hand the effect of certain rock-steady structure, further slowing down vibration on the other hand, also can extend working life of vibration isolator thus.
Should be understood that metal demarcation strip can be one, can be also a plurality of.
Should be understood that as required, metal demarcation strip can be straight flat board (having I-shaped), can be also curved plate (having curvilinear cross), for example convex or spill or corrugated plate.
Preferably, metal demarcation strip can be made by alloy, for example aluminum alloy or alloyed steel.
Preferably, in various embodiments of the present invention, the quantity of described demarcation strip is a plurality of, and described a plurality of demarcation strips separate in parallel to each other between the upper surface of described elastic matrix and lower surface.Preferably, a plurality of demarcation strips that are parallel to each other are roughly parallel to upper surface and/or the lower surface of elastic matrix.
Preferably, in various embodiments of the present invention, the quantity of described demarcation strip is a plurality of, and described a plurality of demarcation strip head and the tail relatively intermittently distribute.The track being intermittently connected to form by a plurality of demarcation strips like this can separate in parallel to each other with them between the upper and lower surface of elastic matrix.
Should understand, between the upper surface and lower surface of elastic matrix, no matter be the single demarcation strip of continuous extension (being roughly parallel to the upper and lower surface of elastic matrix), or the track being intermittently connected to form by a plurality of demarcation strips, can extend along straight line or curve.
In preferred embodiments, vibration isolator of the present invention can comprise described in any component plate and demarcation strip described in any simultaneously.
Fig. 1 demonstrates according to the structural representation of the vibration isolator of the first embodiment of the present invention.Visible in the embodiment shown in fig. 1, a kind of vibration isolator provided by the invention, comprising:
The grid cloth 200 of inorganic material, the outer surface of its coated described elastic matrix 100;
The separation layer 300 of macromolecular material, it is coated on outside described elastic matrix 100 and described grid cloth 200 completely, and has 1 millimeter of above average thickness.
Like this, for example have, in the elastic matrix 100 of given configuration (cuboid or cylindrical shape) because sealing is by a plurality of pores, thereby can provide better elasticity, when being under pressure load, even dimensional deformation limited space, also can by a plurality of pores of inside, provide more resiliently deformable space, there is thus better integral, flexible.The grid cloth 200 in outside and totally enclosed separation layer 300 can provide for the elastic matrix 100 in being coated on protection and certain support structure.
In order to make the stressed more even of elastic matrix 100, from the embodiment of Fig. 1, described vibration isolator also can further comprise: component plate 401,402, between its outer surface (being shown as in the embodiment in figure 1 its upper and lower surface) and described grid cloth 200 in described elastic matrix 100, and with straight or curved level and smooth inner face (being shown as in the embodiment in figure 1 straight level and smooth inner face), compress the outer surface (being shown as in the embodiment in figure 1 its upper and lower surface) of described elastic matrix 100.Like this, by the level and smooth inner face of component plate 401,402, can make the suffered pressure loading of vibration isolator (particularly elastic matrix 100) (for example the load that is approximately perpendicular to component plate 401,402 level and smooth inner faces) vertically scatter, make thus elastic matrix stressed more even, to avoid the causing situation of its structural damage to occur because elastic matrix local pressure is excessive.
As shown in the embodiment in Fig. 1, paired upper component plate 401 and lower component plate 402 can be respectively at contrary upper surface and the lower surface places of described elastic matrix 100, thereby described elastic matrix 100 is clamped between described upper component plate 401 and lower component plate 402.Like this, two component plates 401,402 are clipped in elastic matrix 100 therebetween, make its more uniform stressed respectively from upper and lower to compressing elastic matrix 100.
For simplified structure, in the embodiment shown in fig. 1, described upper and lower component plate 401,402 can be the flat board with I-shaped.
In order to make vibration isolator there is better anti-vibration performance, from the embodiment of Fig. 1, described vibration isolator also can further comprise: straight or curved metal demarcation strip 500(is shown as straight metal demarcation strip 500 in the embodiment in figure 1), it is arranged in described elastic matrix 100.Metal demarcation strip 500 in elastic matrix 100, and can with the upper and lower surperficial almost parallel of elastic matrix 100, can play on the one hand the effect of certain rock-steady structure, further slowing down vibration on the other hand, also can extend working life of vibration isolator thus.Should be understood that metal demarcation strip can be one (as shown in Fig. 1 embodiment), can be also a plurality of.
For simplified structure, in the embodiment shown in fig. 1, metal demarcation strip 500 can be straight flat board (having I-shaped).
Fig. 2 demonstrates the structural representation of vibration isolator according to a second embodiment of the present invention.Visible in the embodiment of Fig. 2, compare with the first embodiment shown in Fig. 1, omitted the metal demarcation strip 500 in Fig. 1.
Fig. 3 demonstrates the structural representation of the vibration isolator of a third embodiment in accordance with the invention.Visible in the embodiments of figure 3, compare with the first embodiment shown in Fig. 1, omit upper component plate 401 and the lower component plate 402 in Fig. 1, but still there is metal demarcation strip 500, elastic matrix is divided into upper half part 100a and lower half portion 100b in Fig. 2.
Fig. 4 demonstrates the structural representation of the vibration isolator of a fourth embodiment in accordance with the invention.Visible in the embodiments of figure 3, compare with the first embodiment shown in Fig. 1, omitted upper component plate 401 and lower component plate 402 and the metal demarcation strip 500 in Fig. 1.
Should be understood that for any vibration isolator shown in Fig. 1 to 4, all can provide better integral, flexible.And described elastic matrix all can consist of single or multiple flexible foam materials, the inside of described foam material has a plurality of sealed porositys, thereby higher elasticity can be provided.
Take the rubber vibration isolator that rubber is elastic matrix and compare with traditional, vibration isolator provided by the invention has the elastic matrix (elastic matrix for example consisting of foam material) of sealed porosity and at the separation layer of elastic matrix outer cladding by selecting, better elastic damping not only can be provided, but also there is better acid resistant alkali, uvioresistant, anti-ozone aging performance, thereby be difficult for aging.Long service life, thus can be applicable to complicated severe applied environment with simple structure.
Preferably, in various embodiments of the present invention, the projection of shape of described elastic matrix in the vertical direction is circular or oval or square.The in the situation that of described circle, elastic matrix can be cylindrical shape; Described, square in the situation that, elastic matrix can be the shape of cuboid.
Should be understood that as required, the projection of shape of described elastic matrix in the vertical direction can be also other regular shape (for example triangle or regular hexagon), or irregularly shaped.
Preferably, in various embodiments of the present invention, the upper surface of described elastic matrix and lower surface are parallel to each other or tilt.Like this, vibration isolator can adopt applicable elastic matrix shape according to concrete applied environment, to carry better external orbital pressure loading.
In one embodiment, the vertical section of elastic matrix is shaped as rectangle, wherein the upper and lower surperficial almost parallel of elastic matrix.In another embodiment, the vertical section of elastic matrix is shaped as trapezoidal, and wherein the upper and lower surface of elastic matrix tilts mutually.
Preferably, in various embodiments of the present invention, described elastic matrix consists of a plurality of flexible foaming material material strips, the required shape of these foaming material material strips one-tenth capable of being combined.Like this, can form better the elastic matrix with applicable elasticity and bearing capacity.
In one embodiment, elastic matrix consists of the flexible foaming material rod of different model, the external shape of the flexible foaming material rod of different model is roughly the same, but there is different elastic parameter (this can for example utilize the elastic material of different molecular weight to realize), thus be subject to larger external pressure load place can be by the flexible foaming material rod pressure-bearing with larger elasticity bearing capacity, to guarantee that the general performance of described vibration isolator meets application requirements.
In one embodiment, flexible foaming material rod along continuous straight runs extends setting, for example, along the left and right directions in Fig. 1, extend or extend along the direction of the paper perpendicular to Fig. 1.In another embodiment, flexible foaming material rod is vertically extended setting, for example, along the above-below direction in Fig. 1, extend.
The vibration isolator providing by embodiments of the invention, can be applicable to complicated severe applied environment with simple structure.
The foregoing is only preferred embodiment of the present invention, not for limiting the scope of the invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a vibration isolator, is characterized in that, comprising:
Elastic matrix, is wherein closed with a plurality of pores;
The grid cloth of inorganic material, the outer surface of its coated described elastic matrix;
The separation layer of macromolecular material, it is coated on outside described elastic matrix and described grid cloth completely, and has 1 millimeter of above average thickness.
2. vibration isolator according to claim 1, is characterized in that, further comprises:
Component plate, between its outer surface and described grid cloth in described elastic matrix, and compresses the outer surface of described elastic matrix with straight or curved level and smooth inner face.
3. vibration isolator according to claim 2, is characterized in that,
Described component plate comprises paired upper component plate and lower component plate, described upper component plate and lower component plate respectively at the contrary upper surface of described elastic matrix and lower surface place and described elastic matrix is clamped in described between component plate and lower component plate.
4. according to the vibration isolator described in any one in claims 1 to 3, it is characterized in that,
Straight or curved metal demarcation strip, it is arranged in described elastic matrix.
5. vibration isolator according to claim 4, is characterized in that,
The quantity of described demarcation strip is a plurality of, and described a plurality of demarcation strips separate in parallel to each other between the upper surface of described elastic matrix and lower surface.
6. vibration isolator according to claim 4, is characterized in that,
The quantity of described demarcation strip is a plurality of, and described a plurality of demarcation strip head and the tail relatively intermittently distribute.
7. according to the vibration isolator described in any one in claim 1 to 6, it is characterized in that,
The projection of shape of described elastic matrix in the vertical direction is circular or oval or square.
8. according to the vibration isolator described in any one in claim 1 to 7, it is characterized in that,
The upper surface of described elastic matrix and lower surface are parallel to each other or tilt.
9. according to the vibration isolator described in any one in claim 1 to 8, it is characterized in that,
Described elastic matrix consists of a plurality of flexible foaming material material strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310617946.8A CN103671694A (en) | 2013-11-27 | 2013-11-27 | Vibration isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310617946.8A CN103671694A (en) | 2013-11-27 | 2013-11-27 | Vibration isolator |
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| Publication Number | Publication Date |
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| CN103671694A true CN103671694A (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310617946.8A Pending CN103671694A (en) | 2013-11-27 | 2013-11-27 | Vibration isolator |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5351940A (en) * | 1991-10-30 | 1994-10-04 | Nichias Corporation | Vibration damping material |
| JPH08319732A (en) * | 1995-05-24 | 1996-12-03 | Yoshimotogumi:Kk | Three dimensional seismic isolator for building |
| CN101784816A (en) * | 2007-09-07 | 2010-07-21 | 日东电工株式会社 | vibration damping sheet |
| JP5039851B1 (en) * | 2011-11-01 | 2012-10-03 | 株式会社近江テック | Collision shock absorber |
| CN202560909U (en) * | 2012-05-16 | 2012-11-28 | 刘承勇 | Wear-resisting automobile shock absorber |
-
2013
- 2013-11-27 CN CN201310617946.8A patent/CN103671694A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5351940A (en) * | 1991-10-30 | 1994-10-04 | Nichias Corporation | Vibration damping material |
| JPH08319732A (en) * | 1995-05-24 | 1996-12-03 | Yoshimotogumi:Kk | Three dimensional seismic isolator for building |
| CN101784816A (en) * | 2007-09-07 | 2010-07-21 | 日东电工株式会社 | vibration damping sheet |
| JP5039851B1 (en) * | 2011-11-01 | 2012-10-03 | 株式会社近江テック | Collision shock absorber |
| CN202560909U (en) * | 2012-05-16 | 2012-11-28 | 刘承勇 | Wear-resisting automobile shock absorber |
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Application publication date: 20140326 |
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