CN206734213U - Damping harden structure and automobile - Google Patents
Damping harden structure and automobile Download PDFInfo
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- CN206734213U CN206734213U CN201720622907.0U CN201720622907U CN206734213U CN 206734213 U CN206734213 U CN 206734213U CN 201720622907 U CN201720622907 U CN 201720622907U CN 206734213 U CN206734213 U CN 206734213U
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- damping
- restraint
- substrate
- harden structure
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Abstract
The utility model provides a kind of damping harden structure and automobile, is related to structural vibration control technology field.The damping harden structure includes substrate, the first damping portion and the second damping portion, and the first damping portion and the second damping portion are respectively arranged at the both sides of substrate.First damping portion includes the first damping layer and the first restraint layer, and the second damping portion includes the second damping layer and the second restraint layer, and the first damping layer and the first constraint layer number are equal, and the second damping layer and the second constraint layer number are equal.First damping layer and the first restraint layer successively the alternately laminated side for being arranged at substrate and the first damping layer relative to the first restraint layer close to substrate, the second damping layer and the second restraint layer successively the alternately laminated opposite side for being arranged at substrate and the second damping layer relative to the second restraint layer close to substrate.The effect of contraction of restraint layer is given full play to, increases the shear action of damping layer, improves energy dissipation capability, more preferable damping effect is obtained while realizing additional lower weight.
Description
Technical field
Structural vibration control technology field is the utility model is related to, in particular to a kind of damping harden structure and automobile.
Background technology
Thin-slab structure has less quality and can bear larger load, therefore is sent out in automobile, submarine and aviation
Using widely on the fields such as motivation, however, the working environment of this thin-slab structure is more complicated, quiet dynamic stress is high, is also easy to produce
Vibration.
Vibration can not only influence the riding comfort of vehicle, the quietness of submarine, the life-span of aero-engine and thrust-weight ratio,
Larger noise can also be produced, it is necessary to carry out damping processing to thin-slab structure.
In summary, vibration can be reduced and can make the light-weighted damping harden structure of thin-slab structure by how providing one kind,
It is those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of the utility model embodiment is to provide a kind of damping harden structure, makes full use of cutting for viscoelastic material
Cut power consumption effect, can not only improve fissipation factor, and while the higher losses factor is obtained, can reduce restraint layer and
The dosage of damping layer, so as to realize the lightweight of damping harden structure.
Another purpose of the utility model embodiment is to provide a kind of automobile, disclosure satisfy that preferable NVH performances
On the premise of (Noise Vibration Harshness noises, vibration, sound vibration roughness), car body structure is met again
Lightweight, be effectively reduced noise jamming, quiet comfortable environment brought to driver and crew.
What embodiment of the present utility model was realized in：
Embodiment of the present utility model provides a kind of damping harden structure, applied on automobile, the damping harden structure bag
Substrate, the first damping portion and the second damping portion are included, first damping portion is arranged at the side of the substrate, and described second subtracts
Shake portion is arranged at the opposite side of the substrate；
First damping portion includes at least one first damping layer and at least one first restraint layer, second damping
Portion includes at least one second damping layer and at least one second restraint layer, first damping layer and the first constraint number of plies
Measure it is equal, second damping layer and it is described second constraint layer number it is equal；
First damping layer and first the restraint layer alternately laminated side for being arranged at the substrate and described successively
First damping layer relative to first restraint layer close to the substrate, second damping layer and second restraint layer according to
The secondary alternately laminated opposite side for being arranged at the substrate and second damping layer are relative to second restraint layer close to institute
State substrate.
In addition, the damping harden structure provided according to embodiment of the present utility model, can also have skill additional as follows
Art feature：
In the utility model alternatively embodiment, first damping layer, second damping layer, described first are about
The thickness of beam layer, second restraint layer and the substrate is equal.
In the utility model alternatively embodiment, the material phase of first damping layer and second damping layer
Together, first restraint layer is identical with the material of second restraint layer, first damping portion and the second damping portion phase
It is symmetrical for the substrate.
In the utility model alternatively embodiment, first damping layer includes the first elastic layer, first bullet
Property layer is arranged between the substrate and first restraint layer, and second damping layer includes the second elastic layer, and described second
Elastic layer is arranged between the substrate and second restraint layer；
First elastic layer is identical with the thickness of second elastic layer and is twice of the substrate thickness.
In the utility model alternatively embodiment, first elastic layer and second elastic layer offer more
Individual through hole, the axis of the through hole is perpendicular to the surface of first elastic layer or second elastic layer.
In the utility model alternatively embodiment, first damping layer and second damping layer are acrylate
Rubber layer or N-1 type butyl glue-lines.
In the utility model alternatively embodiment, the substrate is the metallic plate that thickness is 0.8mm-2mm.
In the utility model alternatively embodiment, the material of first restraint layer and second restraint layer is gold
Category.
In the utility model alternatively embodiment, first restraint layer and second restraint layer are provided with reinforcement
Muscle, the reinforcement are integrally formed with first restraint layer and second restraint layer.
It is of the present utility model embodiment further provides a kind of automobile, including the coachbuilt body with automobile-used NVH structures, institute
State automobile-used NVH structures and include damping harden structure.
The vibration damper plate that the utility model embodiment provides, its is reasonable in design, simple in construction, compact, in additional identical material
In the case of material, higher fissipation factor can be obtained, there is cushioning effect, and meet the needs of structure lightened, meet every
The application requirement of sound, noise reduction and lightweight product, vibration damper plate production, moulding process are simple, easily manufactured, and cost is relatively low, tool
There is preferable market application value.
The vibration damper plate and automobile that the utility model embodiment provides, not only good damping effect, and with preferably light
Quantification effect, simply, conveniently, cost is relatively low, has conspicuousness application value for production, moulding process.
Brief description of the drawings
, below will be to required in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
The accompanying drawing used is briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore
The restriction to scope is not construed as, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other related accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram at the first visual angle of the damping harden structure that the utility model embodiment one provides；
Fig. 2 is the schematic diagram at Fig. 1 the second visual angle；
Fig. 3 is the longitudinal section sectional view for the damping harden structure that the utility model embodiment two provides；
Fig. 4 is the schematic diagram at a visual angle of substrate and the first elastic layer and the second elastic layer in Fig. 3；
Fig. 5 is the schematic diagram at a visual angle of the first restraint layer and the second restraint layer in Fig. 3.
Icon：100- damping harden structures；11- substrates；The damping portion of 15- first；The damping layers of 153- first；The elasticity of 155- first
Layer；The restraint layers of 157- first；The damping portion of 20- second；The damping layers of 203- second；The elastic layers of 205- second；The restraint layers of 207- second；
21- through holes；25- reinforcements.
Embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with this practicality
Accompanying drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, shown
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.
Therefore, below the detailed description of the embodiment of the present utility model to providing in the accompanying drawings be not intended to limit will
The scope of the utility model of protection is sought, but is merely representative of selected embodiment of the present utility model.Based on the utility model
In embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Mode, belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to which explanation, term " first ", " second ", " the 3rd " etc. are only used for area in description of the present utility model
Divide description, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in utility model.
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by weighing
Profit requires to limit and the multitude of different ways of covering is implemented.
Wherein Fig. 1-Fig. 2 corresponds to embodiment 1 of the present utility model, the corresponding embodiments of the present utility model of Fig. 3-Fig. 5
2, the technical scheme of the utility model embodiment is described in detail below in conjunction with accompanying drawing.
Embodiment 1
As shown in figure 1, the utility model embodiment 1 provide damping harden structure 100, applied to automobile, submarine and
The fields such as aero-engine, including substrate 11, the first damping portion 15 and the second damping portion 20.
The concrete structure to all parts of the damping harden structure 100 and mutual corresponding relation are carried out detailed below
Explanation.
It refer to shown in Fig. 2, in the damping harden structure 100 that the utility model embodiment 1 provides, the first damping portion 15 is set
The side of substrate 11 is placed in, the second damping portion 20 is arranged at the opposite side of substrate 11, wherein, the first damping portion 15 includes at least one
The quantity phase of individual first damping layer 153 and at least one first restraint layer 157, the first damping layer 153 and the first restraint layer 157
Deng the second damping portion 20 includes at least one second damping layer 203 and at least one second restraint layer 207, the second damping layer 203
It is equal with the quantity of the second restraint layer 207.
It is K defined herein as the quantity of the first damping layer 153 and the second damping layer 203, the first restraint layer 157 and second
The quantity of restraint layer 207 is also K, wherein, K is more than or equal to 2, i.e., includes 2K+1 layer knots in the damping harden structure 100 altogether
Structure.
Optionally, the first damping layer 153 and the first restraint layer 157 alternately laminated side for being arranged at substrate 11 successively, and
First damping layer 153 is relative to the first restraint layer 157 close to substrate 11；Second damping layer 203 and the second restraint layer 207 are successively
The alternately laminated opposite side for being arranged at substrate 11, and the second damping layer 203 relative to the second restraint layer 207 close to substrate 11.
Optionally, the first damping layer 153 includes the first elastic layer 155, and the first elastic layer 155 is arranged at substrate 11 and first
Between restraint layer 157, i.e. the first elastic layer 155 is first damping layer 153 nearest with substrate 11 in the first damping portion 15,
Second damping layer 203 includes the second elastic layer 205, and the second elastic layer 205 is arranged between the restraint layer 207 of substrate 11 and second,
That is the second elastic layer 205 is second damping layer 203 nearest with substrate 11 in the second damping portion 20.
In the utility model embodiment 1, the both sides for defining substrate 11 are respectively the first side and the second side, and first is elastic
Layer 155 pastes the first side external surface for being arranged at substrate 11, and the first restraint layer 157 is arranged at the remote base of the first elastic layer 155
The side of plate 11, the remaining restraint layer 157 of first damping layer 153 and first are alternately sequentially overlapped and are arranged at the first restraint layer 157
Away from the first elastic layer 155 side.
Second elastic layer 205 pastes the second side external surface for being arranged at substrate 11, and the second restraint layer 207 is arranged at the second bullet
Property layer 205 remote substrate 11 side, the remaining restraint layer 207 of second damping layer 203 and second is alternately sequentially overlapped setting
In the side away from the second elastic layer 205 of the second restraint layer 207.
Existing constrained damping structure, refer to visco-elastic damping material being bonded in base metal plate and the larger pact of rigidity
Between beam layer (being typically metallic plate).When the constrained damping structure flexural deformation, base metal plate can produce phase with restraint layer
To sliding motion, visco-elastic damping material, which produces shear strain, makes the structure of a part of mechanical energy loss.
Damping layer by elastic restraint is referred to as restriction damping layer, by is produced from the surface that damping layer contacts with basic structure
Raw drawing deformation is different from the drawing deformation on restraint layer contact surface, so as to produce detrusion inside damping material, reaches
To the effect of power consumption.
Optionally, damping layer selects the high viscoelastic material of fissipation factor, wherein, fissipation factor is also known as loss factor, resistance
Buddhist nun's factor (damping factor) or in-fighting (internal dissipation) or loss angle tangent (loss tangent),
It is the ratio between each cycle dissipation energy and the maximum energy storage within a cycle.What the size of fissipation factor represented is the viscoplasticity of material
Performance, the stickiness of the bigger explanation material of fissipation factor is bigger, and the elasticity of the smaller explanation material of fissipation factor is bigger, the damping layer
Fissipation factor is more than or equal to 0.7.
In the utility model embodiment 1, optionally, the first damping layer 153, the second damping layer 203, the first restraint layer
157th, the thickness of the second restraint layer 207 and substrate 11 is equal, and first in the first damping portion 15 and the second damping portion 20
Damping layer 153 is identical with the quantity of the second damping layer 203, and the first restraint layer 157 is identical with the quantity of the second restraint layer 207 so that
The damping portion 20 of first damping portion 15 and second is symmetrical relative to substrate 11.
Optionally, the first damping layer 153 is identical with the material of the second damping layer 203, the first restraint layer 157 and the second constraint
The material of layer 207 is identical, in the utility model embodiment 1, the higher metal aluminium of restraint layer selection modulus of elasticity, its
In, modulus of elasticity refers to the strain of stress divided by the direction under uniaxial stressed state, material in elastic deformation stage, its stress and
Direct proportionality (meeting Hooke's law) is strained, its proportionality coefficient is referred to as modulus of elasticity.Modulus of elasticity is engineering material weight
The performance parameter wanted, modulus of elasticity are the yardsticks for weighing object resistance elastic deformability's size, can be considered that weighing material produces
The index of elastic deformation complexity, its value is bigger, makes the stress of the certain elastic deformation of material generation also bigger, i.e. material stiffness
It is bigger, that is, under certain stress, it is smaller that elastic deformation occurs.
First damping portion 15 and the second damping portion 20 are respectively arranged at the two of substrate 11 by the utility model embodiment 1
Side, and the first damping portion 15 and the second damping portion 20 are alternately superimposed successively by multiple damping layers and multiple restraint layers, fully
Acted on using the shear energy dissipation of viscoelastic material, fissipation factor can be improved, reduced about while the higher losses factor is obtained
The dosage of beam layer and damping layer, so as to realize the lightweight of damping harden structure 100.
The damping harden structure 100 that embodiment 1 of the present utility model provides has an advantageous effect in that：
It is reasonable in design, simple in construction, higher fissipation factor is obtained in the case where adding identical material, while can drop
The dosage of low restraint layer and damping layer, be advantageous to that there is the use of the structure of cushioning effect and structure lightened demand.
By needing the two sides of substrate 11 of vibration damping symmetrically to paste damping layer and restraint layer so that the detrusion of damping layer
Become apparent from, the characteristic performance of energy dissipation is more abundant, can obtain more preferable effectiveness in vibration suppression, and the double-sided symmetrical of substrate 11 pastes damping
The vibration damper plate that layer and restraint layer obtain, its fissipation factor are more than the vibration damper plate of the unilateral stickup restraint layer of substrate 11 and damping layer.
Embodiment 2
Researcher is by research, to damping harden structure 100 provided by the utility model, in the base of above-mentioned embodiment 1
On plinth, following optional other structures schemes, the damping harden structure 100 and embodiment 1 that the embodiment 2 provides can be also made
The damping harden structure 100 of offer includes the first damping portion 15 and the second damping portion 20, and difference is described as follows：
It refer to shown in Fig. 3, the damping harden structure 100 that the utility model embodiment 2 provides, the first elastic layer 155
The thickness of thickness and the second elastic layer 205 is identical, and is twice of the thickness of substrate 11, and the first restraint layer 157 and second is about
Beam layer 207 is referred to as restraint layer, and the first damping layer 153 and the second damping layer 203 are referred to as damping layer, wherein, the bullet of restraint layer
Property modulus be much larger than the modulus of elasticity of damping layer, the thickness of restraint layer is identical with matrix thickness.
It refer to shown in Fig. 4, optionally, multiple through holes offered on the first elastic layer 155 and the second elastic layer 205
21, in the utility model embodiment 2, the through hole 21 on the first elastic layer 155 and the second elastic layer 205 is uniformly arranged, and logical
The axis in hole 21 is perpendicular to the surface of the first elastic layer 155 or the second elastic layer 205.Herein uniformly refer to multiple through holes 21 it
Between distance it is equal, the through hole 21 it is specific open up position and it is specific open up rule and do not require, the first elastic layer 155 and second
The purpose that elastic layer 205 opens up through hole 21 is：Increase by area during detrusion inside viscoelastic material, and then consume more
Vibrational energy, improve effectiveness in vibration suppression.
It is right due to the size relationship between the diameter of the thickness and through hole 21 of the first elastic layer 155 and the second elastic layer 205
The effectiveness in vibration suppression of the structure has an impact, optionally, the thickness of the first elastic layer 155 and the second elastic layer 205 and through hole thereon
The ratio between 21 diameter dimensions are 1：When 1.3, effectiveness in vibration suppression is preferable.
Optionally, damping layer is viscoelastic material, can effectively absorb energy caused by vibration, specific first damping layer
153 and second damping layer 203 can use N-1 type butyl rubbers damping material, ACM layer material or damping sound insulation glue
Deng material, N-1 type butyl rubber damping materials are employed in present embodiment.
Optionally, the thickness of substrate 11 is 0.8mm-2mm metallic plate, in embodiment 2 of the present utility model, substrate
11 use steel plate, and its hardness is good, and intensity is high.
Optionally, the first restraint layer 157 and the second restraint layer 207 use metal material, generally use galvanized sheet iron or glass
Glass steel or with body of a motor car shell structure identical material, use aluminium in present embodiment 2, restraint layer is mainly used in making damping
Layer produces bigger detrusion in order to preferably absorb energy.
It refer to shown in Fig. 5, optionally, the first restraint layer 157 and the second restraint layer 207 are provided with reinforcement 25, pass through
Reinforcement 25 increases the rigidity of restraint layer, reduces restraint layer local deformation, keeps its surfacing.When damping layer is thicker, add
Strengthening tendons 25 can also be arranged on the inner side of restraint layer, and be embedded into damping layer.
Optionally, the reinforcement 25 is integrally formed with the first restraint layer 157 and the second restraint layer 207.
The utility model is by introducing the first damping portion 15 and the second damping portion 20 simultaneously, and the first damping portion 15 is by multiple the
One damping layer 153 and multiple first restraint layers 157 are formed by stacking, and the second damping portion 20 is by multiple second damping layers 203 and multiple
Second restraint layer 207 is formed by stacking, and the detrusion of visco-elastic damping layer becomes apparent from, and the characteristic performance of energy dissipation is more abundant,
More preferable damping effect can be obtained.Therefore, damping harden structure 100 provided by the utility model can meet sound insulation, noise reduction has
Effect vibration, can ensure the lightweight requirements of product, have conspicuousness application value again.
Embodiment 3
The utility model embodiment 3 provides a kind of automobile, is described as follows：
Noise (Noise), vibration (Vibration) and the sound vibration roughness that automobile occurs in the process of moving
(Harshness), i.e., " NVH " problem of vehicle, the automobile that the utility model embodiment 3 provides include coachbuilt body, the sedan-chair
Car vehicle body has automobile-used NVH structures, and the automobile-used NVH structures include the damping harden structure in embodiment 1 and embodiment 2
100。
When the engine power transmission of automobile makes vehicle body body vibration, or car body produce bounce with roughness pavement friction car
When, vibration and beat by the form of kinetic energy and noise by multiple damping layers and multiple restraint layers to riding space transmission, resistance
Damping material converts kinetic energy into heat energy to reduce the vibration of the wall of riding space four.
The automobile is used after damping harden structure 100 on the premise of preferable NVH performances are ensured, meets coachbuilt body knot again
The lightweight of structure, is not only effectively reduced noise jamming, brings quiet comfortable environment to driver and crew, and can play section
Energy insulation effect, reduces winter, in-car Air conditioned time two season of summer, reduces energy resource consumption.
Certainly, the damping harden structure 100 is also applied to the fields such as submarine, aero-engine, existing vibration damper plate work
It is more complicated to make environment, when bearing external drive, is also easy to produce vibration, so as to which the quietness of submarine can be influenceed, influences aeroplane engine
The life-span of machine and thrust-weight ratio, using damping harden structure 100 provided by the utility model, damping effect can be not only improved, again may be used
To ensure the lightweight of structure, more preferable damping effect can be obtained using less material by preferably realizing.
It should be noted that in the case where not conflicting, the feature in embodiment in the utility model can be mutual
With reference to.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for
For those skilled in the art, the utility model can have various modifications and variations.It is all in spirit of the present utility model and former
Within then, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
1. a kind of damping harden structure, applied on automobile, it is characterised in that the damping harden structure includes substrate, the first damping portion
And second damping portion, first damping portion are arranged at the side of the substrate, second damping portion is arranged at the base
The opposite side of plate；
First damping portion includes at least one first damping layer and at least one first restraint layer, the second damping portion bag
Include at least one second damping layer and at least one second restraint layer, first damping layer and the first constraint layer number phase
It is equal Deng, second damping layer and the second constraint layer number；
First damping layer and first the restraint layer alternately laminated side for being arranged at the substrate and described first successively
Damping layer is handed over successively relative to first restraint layer close to the substrate, second damping layer and second restraint layer
For being stacked in the opposite side of the substrate and second damping layer relative to second restraint layer close to the base
Plate.
2. damping harden structure according to claim 1, it is characterised in that first damping layer, second damping layer,
The thickness of first restraint layer, second restraint layer and the substrate is equal.
3. damping harden structure according to claim 2, it is characterised in that first damping layer and second damping layer
Material it is identical, first restraint layer is identical with the material of second restraint layer, first damping portion and described second
Damping portion is symmetrical relative to the substrate.
4. damping harden structure according to claim 1, it is characterised in that first damping layer includes the first elastic layer,
First elastic layer is arranged between the substrate and first restraint layer, and second damping layer includes the second elasticity
Layer, second elastic layer are arranged between the substrate and second restraint layer；
First elastic layer is identical with the thickness of second elastic layer and is twice of the substrate thickness.
5. damping harden structure according to claim 4, it is characterised in that first elastic layer and second elastic layer
Multiple through holes are offered, the axis of the through hole is perpendicular to the surface of first elastic layer or second elastic layer.
6. damping harden structure according to claim 4, it is characterised in that first damping layer and second damping layer
For ACM layer or N-1 type butyl glue-lines.
7. damping harden structure according to claim 4, it is characterised in that the substrate is the gold that thickness is 0.8mm-2mm
Belong to plate.
8. according to the damping harden structure described in claim 1-7 any one, it is characterised in that first restraint layer and described
The material of second restraint layer is metal.
9. damping harden structure according to claim 8, it is characterised in that first restraint layer and second restraint layer
Reinforcement is provided with, the reinforcement is integrally formed with first restraint layer and second restraint layer.
10. a kind of automobile, it is characterised in that including the coachbuilt body with automobile-used NVH structures, the automobile-used NVH structures include
Damping harden structure described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720622907.0U CN206734213U (en) | 2017-05-31 | 2017-05-31 | Damping harden structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720622907.0U CN206734213U (en) | 2017-05-31 | 2017-05-31 | Damping harden structure and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206734213U true CN206734213U (en) | 2017-12-12 |
Family
ID=60568325
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| CN201720622907.0U Expired - Fee Related CN206734213U (en) | 2017-05-31 | 2017-05-31 | Damping harden structure and automobile |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111746066A (en) * | 2020-06-30 | 2020-10-09 | 嘉峪关天源新材料有限责任公司 | Vibration damping plate suitable for wider frequency domain section and preparation method |
| CN112135730A (en) * | 2018-03-19 | 2020-12-25 | 艾利丹尼森公司 | Multi-layer constrained layer damping |
| CN112228489A (en) * | 2020-10-12 | 2021-01-15 | 中国自然资源航空物探遥感中心 | Two-stage vibration damper for domestic stable platform type aviation gravimeter |
| US11701863B2 (en) | 2018-05-17 | 2023-07-18 | Avery Dennison Corporation | Partial coverage multilayer damping laminate |
| US11713406B2 (en) | 2016-09-20 | 2023-08-01 | Avery Dennison Corporation | Multilayer tape |
-
2017
- 2017-05-31 CN CN201720622907.0U patent/CN206734213U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11713406B2 (en) | 2016-09-20 | 2023-08-01 | Avery Dennison Corporation | Multilayer tape |
| CN112135730A (en) * | 2018-03-19 | 2020-12-25 | 艾利丹尼森公司 | Multi-layer constrained layer damping |
| CN112135730B (en) * | 2018-03-19 | 2023-09-29 | 艾利丹尼森公司 | Multilayer constraining layer damping |
| US11701863B2 (en) | 2018-05-17 | 2023-07-18 | Avery Dennison Corporation | Partial coverage multilayer damping laminate |
| CN111746066A (en) * | 2020-06-30 | 2020-10-09 | 嘉峪关天源新材料有限责任公司 | Vibration damping plate suitable for wider frequency domain section and preparation method |
| CN112228489A (en) * | 2020-10-12 | 2021-01-15 | 中国自然资源航空物探遥感中心 | Two-stage vibration damper for domestic stable platform type aviation gravimeter |
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