CN104805926B - Shape memory alloy friction combined vibration isolator - Google Patents
Shape memory alloy friction combined vibration isolator Download PDFInfo
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- CN104805926B CN104805926B CN201510225476.XA CN201510225476A CN104805926B CN 104805926 B CN104805926 B CN 104805926B CN 201510225476 A CN201510225476 A CN 201510225476A CN 104805926 B CN104805926 B CN 104805926B
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- austenite
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Abstract
The invention discloses a shape memory alloy friction combined vibration isolator. The shape memory alloy friction combined vibration isolator comprises an inner barrel connected with an upper flange and an outer barrel connected with a lower flange, wherein the inner barrel and the outer barrel are coaxial; the inner barrel and the outer barrel are radially connected through multiple layers of austenite shape memory alloy stranded wires; a slidable inner barrel base is arranged below the inner barrel; the slidable inner barrel base is internally provided with an axial austenite shape memory alloy spring and multiple groups of radial austenite shape memory alloy springs; the radial austenite shape memory alloy springs are connected with the inner barrel through sliding friction pairs; the lower part of the slidable inner barrel base is connected with the outer barrel through a self-adaptive sliding friction pair; an inclined surface which is small in the upper part and large in the lower part is arranged in the front of a sliding block; the outer wall of the lower part of the inner barrel is provided with a chamfer which corresponds to the inclined surface. The shape memory alloy friction combined vibration isolator comprehensively utilizes the characteristics of large deformation self-resetting capability of austenite shape memory alloy and high energy consumption of friction elements, and is capable of achieving the purposes of multi-directional and vertical vibration control and self-resetting of a controlled structure in a horizontal surface.
Description
Technical field
The present invention is divisional application, parent application number 2013101459528, parent application day on April 25th, 2013, female case
Denomination of invention shape memory alloy friction composite vibration isolator.The invention belongs to technical field of civil engineering, more particularly to a kind of shape
Shape memory alloys friction composite vibration isolator.
Background technology
Engineering structure antidetonation is one of the emphasis problem that must be studied in field of engineering technology.It is heavy that strong earthquake zone comes
Pain disaster is obvious to all, and the building structure such as substantial amounts of bridge is destroyed overnight under severe earthquake action, so as to cause it is huge economical and
Social loss.Therefore in civil structure design, it is necessary to science and strict Aseismic Design are carried out to structure.Structural vibration control
Technology effective method for designing and approach for Aseismic Design is provided.Structural vibration control is by absorbing, vibration isolation or by outer
Portion is actively entered energy to control the level of vibration of project subject structure, so as not to strong vibration cause the destruction of engineering structure or
Damage.It is to change the dynamics of structure by installing certain element or device in the structure in Practical Project, from
And reach the purpose of structural vibration control.Traditional vibration isolation technique is highly developed as main structural vibration control means,
But the problem that the isolation mounting applied in current engineering is still suffered from has：Self-resetting poor performance after shake, such as frcition damper and soft
Firm damper etc.；More difficult maintenance, such as viscous damper etc.；Durability and corrosion resistance are poor, such as the rubber of rubber shock absorber
Pad is easily aging.
Marmem is a kind of new material, with unique SME and pseudoelasticity (super-elasticity).Wherein
SME makes the alloy have stronger energy dissipation capacity, and pseudoelasticity makes marmem have large deformation from reply
Ability and certain delayed energy dissipation capacity, and possess outstanding corrosion-resistant, anti-fatigue performance, can using its vibration isolator for constructing
To overcome the drawbacks described above of current vibration isolator.But merely using pseudoelastic shape-memory alloy construction damper, it appears power consumption
Scarce capacity.And the pseudoelasticity and SME for comprehensively utilizing marmem can make design of Structural Parameters excessively multiple
It is miscellaneous, and cost is higher, and it is not easy to engineer applied.
CN 101575882A disclose a kind of mixed type shape memory alloy multi-dimensional vibration isolator, mainly by upper flange, interior
Cylinder, martensitic shape memory alloy energy dissipation spring, austenite shape memory alloy twisted wire, outer barrel, chassis, thin wall profile memory are closed
Golden hollow ball and lower flange are constituted.Above-mentioned mixed type shape memory alloy multi-dimensional vibration isolator make use of super elastic shape memory alloy
Self-resetting capability and the high damping characteristic of SME realize vibration control, but for vertical vibration stress with
The thin wall profile memorial alloy hollow ball that outer barrel is placed is used as load acceptor, and it is smaller that it bears load range, multiple after unloading
Capability is poor, long once its resetting time after overload, or even the situation for being difficult to reset occurs, and this installs acceptor and exists for it
Great potential safety hazard；In the horizontal direction, dissipative member is purely by way of using martensitic shape memory alloy energy dissipation spring, its
It is to be understood that very uneconomical, Comparatively speaking, frictional damping element has stronger energy dissipation capacity to the height of cost, and simple structure can
Lean on, it is less expensive, it is economic and practical；Further, the situation more complicated for Vibration Condition, such as basis are with certain feelings for rotating
Condition, the inclination of outer barrel can cause stress concentration of local in shape memory alloy hollow ball vertical direction in the device, so as to cause
Alloy hollow ball occurs non-response deformation even to be destroyed, and increased the probability of device damage.Therefore, need badly and design one
New composite vibration isolator is planted to solve the above problems.
The content of the invention
The present invention provides a kind of new shape memory alloy friction composite vibration isolator, its object is to solve existing vibration isolator
Self-resetting and adaptive ability is poor, more difficult maintenance, energy dissipation capacity is not enough, antifatigue and corrosion resistance is poor, vibration isolation direction list
One the problems such as.To achieve the above object, the technical solution adopted by the present invention is：A kind of shape memory alloy friction is combined vibration isolation
Device, including the inner cylinder of upper flange and the outer barrel of connection lower flange are connected, the inner cylinder and outer barrel are coaxial, between the inner cylinder and outer barrel
Radially connected by multilayer austenite shape memory alloy twisted wire, the inner cylinder lower section sets slidably inner cylinder base, described
Slidably inner cylinder chassis interior sets axial austenite shape memory alloy spring and some groups of radial direction austenite shape memories are closed
Golden spring, the radial direction austenite shape memory alloy spring connects the inner cylinder by sliding friction pair, described slidably interior
Cylinder base bottom connects the outer barrel by self adaptation sliding friction pair.
The austenite shape memory alloy twisted wire is arranged symmetrically six groups or eight groups on inner cylinder, outer barrel circumference, and every group sets
Three layers or five layers are set to, the end of the austenite shape memory alloy twisted wire is fixed by twisted wire fixing clasp.
The slidably inner cylinder chassis interior sets interior step, and the medial surface of the interior step sets the radial direction austenite
The mounting seat of shape memory alloy spring, the radial direction austenite shape memory alloy spring at front end is set can be at described interior
The sliding block moved on rank.
The slidably inner cylinder base upper side sets the peace for installing the radial direction austenite shape memory alloy spring
Dress seat endoporus, the radial direction austenite shape memory alloy spring at front end setting unit stretches out the sliding block of the mounting seat endoporus.
The sliding block is anterior to set up-small and down-big inclined-plane, and the inclined-plane sets concave arc, and inner cylinder bottom outer wall is set
Chamfering corresponding with the inclined-plane.
The sliding friction pair includes interior half pair of outer half anterior secondary and described inner tank theca of the sliding block.
The self adaptation sliding friction pair includes the secondary and described outer barrel bottom surface of upper half that slidably inner cylinder base end face is set
On lower half pair, the upper and lower half secondary contact surface is set to have certain recessed cambered surface.
The sliding friction pair and the self adaptation sliding friction pair use polytetrafluoroethylene (PTFE) product.
The austenite shape memory alloy twisted wire surface is coated every hydrogen layer.
The inner cylinder and outer barrel surface set antirust coat.
The upper and lower ends of shape memory alloy friction composite vibration isolator of the present invention are by upper flange and lower flange and supporting
Bolt, nut is fixed in the structure for needing to carry out vibration isolation, it is ensured that the inner cylinder and outer barrel are coaxial, between the inner cylinder and outer barrel
Radially connected by multilayer austenite shape memory alloy twisted wire, the austenite shape memory alloy twisted wire is set to three layers
Or five layers, span accounts for more than half of outer barrel height, and each layer includes be arranged symmetrically on the inner cylinder, outer barrel circumference six
Group or eight groups of austenite shape memory alloy twisted wires, it is ensured that multiple spot is simultaneously in different height aspect after stress loading unloading
Acting, it is ensured that structure has enough reset capabilities and certain energy dissipation capacity；The austenite shape memory alloy twisted wire end
Twisted wire fixing clasp is set, can be located at austenite shape memory alloy twisted wire initial strain by adjusting twisted wire fixing clasp
The midpoint of marmem stress-induced martensitic phase transformation stress-strain curves platform, it is ensured that marmem small deformation
Energy dissipation capacity and large deformation reset capability；The slidably inner cylinder chassis interior sets axial austenite shape memory alloy
Spring, upper end connects the inner cylinder, is consumed energy during for vertical direction vibrational state, and realizing Self-resetting after unloading.
The side of step is connected by the radial direction austenite shape memory alloy spring in the slidably inner cylinder base
Sliding block, the sliding block can radially be slided on step in slidably inner cylinder base；Here shape can also be installed using another
Formula：The slidably inner cylinder chassis interior upside is set in the mounting seat for installing the radial direction austenite shape memory alloy spring
Hole, the radial direction austenite shape memory alloy spring at front end setting unit stretches out the sliding block of the mounting seat endoporus, the peace
Dress seat endoporus is provided simultaneously with the effect of guide rail and mounting seat, and both approach can aid in realizing after unloading the radial direction of inner cylinder
Parking position accuracy.
The sliding block is anterior to set up-small and down-big inclined-plane, and the inclined-plane sets concave arc, conveniently adapts in the inner cylinder,
There is certain reset guide to act on vertical direction, the chamfering that inner cylinder bottom outer wall is set, coordinate described outer half it is secondary and
Half secondary formation sliding friction pair in described, plays good power consumption and acts on for the vertical direction vibrational energy of inner cylinder.
The slidably inner cylinder base bottom connects the outer barrel by self adaptation sliding friction pair；The self adaptation is slided
Friction pair includes the lower half pair on the secondary and described outer barrel bottom surface of upper half that slidably inner cylinder base end face is set, described upper and lower half
Secondary contact surface forms certain recessed cambered surface, the stress residing for the present invention can be adaptive to, so as to reduce due to base
The uneven influence to structural reliability and anti-destructive of local pressure that minor rotation is caused in plinth small skew and vertical plane；Institute
Sliding friction pair and the self adaptation sliding friction pair are stated using polytetrafluoroethylene (PTFE) product, with low cost, energy consumption effect is good.
The austenite shape memory alloy twisted wire surface is coated every hydrogen layer, is effectively isolated extraneous hydrogen atom and hydride pair
The phase transformation on marmem surface in ag(e)ing process and destruction, avoid producing hydrogen to cause surface shrinkage to produce larger tensile stress institute
Ageing crack is caused, austenite shape memory alloy the twisted wire of the present invention adaptability of environment and its holding of using to external world is improve
Long property；The inner cylinder and outer barrel surface set antirust coat, prevent environmental factor from causing corrosion, damaging, and improve its service life.
The operation principle of shape memory alloy friction composite vibration isolator of the present invention：When there is horizontal direction basic excitation, institute
State has relative motion in the horizontal plane between inner cylinder and outer barrel, now the austenite shape memory alloy twisted wire always has part to stretch
Length shortens with part, in this motion process, due to the certain energy of the hysteresis effect dissipation of marmem plus unloading formation
Amount, at the same time, the self adaptation sliding friction pair of the slidably inner cylinder base will also consume substantial amounts of energy in horizontal movement
Amount, so as to play the purpose of vibration control in horizontal direction, the inner cylinder is in the austenite shape memory after vibration terminates
Self-resetting in the presence of alloy twisted wire, because the austenite shape memory alloy twisted wire is along the circumferential direction arranged symmetrically, can
To realize the vibration control of arbitrary orientation and Self-resetting in horizontal plane；When there is the basic excitation of vertical direction, the inner cylinder phase
For the relative motion that the sliding block of slidably inner cylinder base has vertical direction, now described axial austenite shape memory is closed
The sliding friction pair set between golden spring and the inner cylinder lower end side and the sliding block plays dual power consumption effect, so as to control
The vertical vibration of the inner cylinder is made, the inner cylinder is resetted by the austenite shape memory alloy spring after vibration terminates,
The self adaptation sliding friction pair of the slidably inner cylinder base bottom is designed to certain cambered surface simultaneously, it is possible to decrease basis is small to incline
The influence for tiltedly being caused with rotation.
Shape memory alloy friction composite vibration isolator of the present invention fully utilizes the large deformation of austenite shape memory alloy
Self-resetting capability and friction element highly energy-consuming feature, are capable of achieving the vibration control multi-direction and vertical in the horizontal plane of controlled structure
The purpose of system and self-resetting, and the secondary cambered surface design of adaptive friction can reduce basic small skew and rotational band is come receives
Power concentration phenomenon, effectively improves the adaptivity and reliability of structure.The present invention can realize that structure is horizontal, vertical multi-faceted
Vibration isolation function, the load such as the earthquake of random direction are coped with, with very strong universality.
The present invention has the effect of efficient passive energy dissipation and reliable Self-resetting performance, and simple and reliable for structure, saves high
Your material, manufactures easy for installation, easily safeguards, and durability and corrosion resistance are strong, can reduce controlled structure and vibration isolator shake
Repair afterwards.
Brief description of the drawings
The present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of half-sectional structural representation of shape memory alloy friction composite vibration isolator of the present invention；
Fig. 2 is the half-sectional top views of A-A of Fig. 1 of shape memory alloy friction composite vibration isolator of the present invention；
Fig. 3 is the structural representation of shape memory alloy friction composite vibration isolator sliding block of the present invention；
Fig. 4 is another half-sectional structural representation of shape memory alloy friction composite vibration isolator of the present invention.
Specific embodiment
Specific embodiment one
As shown in Figure 1, Figure 2 and Figure 3, in a kind of shape memory alloy friction composite vibration isolator, including connection upper flange 1
The outer barrel 4 of cylinder 2 and connection lower flange 3, the inner cylinder 2 and outer barrel 4 are coaxial, by symmetrical on circumference between the inner cylinder 2 and outer barrel 4
Eight groups of austenite shape memory alloy twisted wires 5 of arrangement are realized radially connecting, and austenite shape memory alloy described in every group is twisted
Line 5 is set to five layers, and the end of the austenite shape memory alloy twisted wire 5 is fixed by twisted wire fixing clasp 6；The inner cylinder
2 lower sections set slidably inner cylinder base 7, and the inside of the slidably inner cylinder base 7 sets axial austenite shape memory alloy bullet
Spring 8 and some groups of radial direction austenite shape memory alloy springs 9, the radial direction austenite shape memory alloy spring 9 are set to
Four groups or six groups or eight groups, radial direction austenite shape memory alloy spring 9 is connected by sliding friction pair 10 described in every group
The inner cylinder 2, the bottom of slidably inner cylinder base 7 connects the outer barrel 4 by self adaptation sliding friction pair 11.
The inside of the slidably inner cylinder base 7 sets interior step 12, and the medial surface of the interior step 12 sets the radial direction
The mounting seat of austenite shape memory alloy spring 9, the front end of radial direction austenite shape memory alloy spring 9 is set can be
The sliding block 13 moved on the interior step 12；The sliding block 13 is anterior to set up-small and down-big inclined-plane 14, and the inclined-plane 14 is set
Concave arc, the bottom outer wall of the inner cylinder 2 sets chamfering 15 corresponding with the inclined-plane 14.
The sliding friction pair 10 includes interior half pair of the outer half secondary and described outer wall of inner cylinder 2 of the front portion of the sliding block 13.
The self adaptation sliding friction pair 11 includes the secondary and described outer barrel 4 of upper half that slidably bottom surface of inner cylinder base 7 is set
Lower half pair on bottom surface, the upper and lower half secondary contact surface is set to have certain recessed cambered surface 16.
The sliding friction pair 10 and the self adaptation sliding friction pair 11 use polytetrafluoroethylene (PTFE) product.
The surface of austenite shape memory alloy twisted wire 5 is coated every hydrogen layer.
The inner cylinder 2 and the surface of outer barrel 4 set antirust coat.
Specific embodiment two
As shown in figure 4, being with the difference of specific embodiment one：The upper side of slidably inner cylinder base 7 sets peace
Fill the mounting seat endoporus 17 of the radial direction austenite shape memory alloy spring 9, the radial direction austenite shape memory alloy bullet
The front end setting unit of spring 9 stretches out the sliding block 13 of the mounting seat endoporus 17.
Specific embodiment three
Difference with specific embodiment one or two is：The austenite shape memory alloy twisted wire 5 is in inner cylinder 2, outer barrel 4
Six groups are arranged symmetrically on circumference, austenite shape memory alloy twisted wire 5 is set to five layers described in every group.
Specific embodiment four
Difference with specific embodiment one or two is：The austenite shape memory alloy twisted wire 5 is in inner cylinder 2, outer barrel 4
Six groups or eight groups are arranged symmetrically on circumference, austenite shape memory alloy twisted wire 5 is set to three layers described in every group.
In above-described embodiment, shape memory alloy friction composite vibration isolator of the present invention designs and produces technique：
Step 1：Dynamic analysis is carried out to engineering structure, the specific ginseng of vibration isolator is designed according to anti-vibration performance requirement
Number；
Step 2：Above-mentioned outer barrel 4 is welded on lower flange 3, then in the bottom adhesive polytetrafluoroethylene (PTFE) of the outer barrel 4 certainly
Adapt to the lower half pair of sliding friction pair 11；
Step 3：The upper half pair of polytetrafluoroethylene (PTFE) self adaptation sliding friction pair 11 is pasted in the slidably bottom surface of inner cylinder base 7,
And be placed on the lower half pair of the self adaptation sliding friction pair 11 of the bottom of the outer barrel 4, it is ensured that slidably inner cylinder base 7
It is coaxial with outer barrel 4；
Step 4：Outer half pair of polytetrafluoroethylene (PTFE) sliding friction pair 10 is bonded in sliding block 13 and the bottom sides of inner cylinder 2 respectively
It is secondary with interior half；
Step 5：Axial austenite shape memory alloy spring 8 is installed in the inner bottom surface of slidably inner cylinder base 7, in it
Four groups or six groups or eight groups of radial direction austenite shape memories are circumferentially symmetrically installed on step 12 or mounting seat endoporus 17
Alloy spring 9 and the combinations of pairs of sliding block 13；
Step 6：The lower end of the inner cylinder 2 is placed on the slidably inner cylinder base 7, makes the axial austenite shape
Memory alloy spring 8 is contacted with the bottom surface of the inner cylinder 2, and side is contacted by sliding friction pair 10 and the sliding block 13；
Step 7：Three layers or five layers of austenite shape memory alloy twisted wire 5 are laid between the inner cylinder 2 and outer barrel 4,
The austenite shape memory alloy twisted wire 5 coats the product every hydrogen layer using surface, and at every layer circumferentially symmetrically
Set six groups or eight groups；
Step 8：The prestrain of austenite shape memory alloy twisted wire 5 is adjusted by the twisted wire fixing clasp 6, makes each group
The prestrain of austenite shape memory alloy twisted wire 5 all reach marmem stress-induced martensitic phase transformation it is corresponding should
The midpoint of power-strain curve platform；
Step 9：The mechanism of the present invention that will be assembled is arranged on by the mounting hole of upper flange 1 and the mounting hole of lower flange 3
In needing the structure of vibration isolation.
The shape memory alloy friction composite vibration isolator of the present invention prepared using said structure and technique is fully utilized
The large deformation self-resetting capability and friction element highly energy-consuming feature of austenite shape memory alloy, are capable of achieving controlled structure in level
The purpose of multi-direction and vertical vibration control and self-resetting in face, and the secondary cambered surface design of adaptive friction can reduce
The stress concentration phenomenon that basic small skew and rotational band are come, effectively improves the adaptivity and reliability of structure.The present invention
Structure transverse direction, vertical multi-faceted vibration isolation function can be realized, the load such as the earthquake of random direction is coped with, with very strong
Universality.
The present invention has the effect of efficient passive energy dissipation and reliable Self-resetting performance, and simple and reliable for structure, saves high
Your material, manufactures easy for installation, easily safeguards, and durability and corrosion resistance are strong, can reduce controlled structure and vibration isolator shake
Repair afterwards.
Claims (2)
1. a kind of inner cylinder of shape memory alloy friction composite vibration isolator, including connection upper flange and the outer barrel of connection lower flange,
The inner cylinder and outer barrel are coaxial, it is characterised in that：Pass through multilayer austenite shape memory alloy twisted wire between the inner cylinder and outer barrel
Radially connect, the inner cylinder lower section sets slidably inner cylinder base, the slidably inner cylinder chassis interior sets axial Ovshinsky
Shape memory alloy spring and some groups of radial direction austenite shape memory alloy springs, the radial direction austenite shape memory are closed
Golden spring connects the inner cylinder by sliding friction pair, and the slidably inner cylinder base bottom is connected by self adaptation sliding friction pair
The outer barrel is connect, the austenite shape memory alloy twisted wire is arranged symmetrically six groups or eight groups, every group on inner cylinder, outer barrel circumference
Be set to three layers or five layers, the end of the austenite shape memory alloy twisted wire is fixed by twisted wire fixing clasp, it is described from
The lower half pair on the secondary and described outer barrel bottom surface of upper half that sliding friction pair includes that slidably inner cylinder base end face is set is adapted to, it is described
Upper and lower half secondary contact surface is set to have certain recessed cambered surface.
2. shape memory alloy friction composite vibration isolator as claimed in claim 1, it is characterised in that：The sliding friction pair and institute
Self adaptation sliding friction pair is stated using polytetrafluoroethylene (PTFE) product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510225476.XA CN104805926B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction combined vibration isolator |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310145952.8A CN103255851B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201510225476.XA CN104805926B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction combined vibration isolator |
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| CN201310145952.8A Division CN103255851B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
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| CN104805926A CN104805926A (en) | 2015-07-29 |
| CN104805926B true CN104805926B (en) | 2017-05-24 |
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| CN201510225476.XA Active CN104805926B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction combined vibration isolator |
| CN201510225470.2A Active CN104805925B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201510225135.2A Active CN104929261B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201310145952.8A Expired - Fee Related CN103255851B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201510225394.5A Active CN104847032B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201510225213.9A Active CN104929262B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
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| CN201510225470.2A Active CN104805925B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201510225135.2A Active CN104929261B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201310145952.8A Expired - Fee Related CN103255851B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201510225394.5A Active CN104847032B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
| CN201510225213.9A Active CN104929262B (en) | 2013-04-25 | 2013-04-25 | Shape memory alloy friction composite vibration isolator |
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| CN104805926B (en) * | 2013-04-25 | 2017-05-24 | 潘斌斌 | Shape memory alloy friction combined vibration isolator |
| CN105780640B (en) * | 2015-12-04 | 2017-05-31 | 东南大学 | One kind can reset shapes memorial alloy multidimensional shock insulation support |
| CN105544761B (en) * | 2015-12-11 | 2017-02-22 | 北京建筑大学 | Shape memory alloy rolling horizontal and vertical multidimensional isolation bearing |
| CN105805227A (en) * | 2016-01-19 | 2016-07-27 | 南京航空航天大学 | Variable-frequency wire mesh rubber vibration isolator and manufacturing method of parts of rubber vibration isolator |
| CN106381941B (en) * | 2016-11-09 | 2018-08-28 | 河南理工大学 | A kind of shape memory alloy spring bump leveller containing collisional damping energy-consuming device |
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| CN202626826U (en) * | 2012-05-18 | 2012-12-26 | 衡水橡胶股份有限公司 | Lead damper shock absorption/isolation basin type rubber supporting seat |
| CN202850206U (en) * | 2012-05-21 | 2013-04-03 | 株洲时代新材料科技股份有限公司 | Friction pendulum support |
| CN102912857A (en) * | 2012-11-07 | 2013-02-06 | 沈阳建筑大学 | Inner round platform frictional sliding isolation bearing |
| CN104805926B (en) * | 2013-04-25 | 2017-05-24 | 潘斌斌 | Shape memory alloy friction combined vibration isolator |
-
2013
- 2013-04-25 CN CN201510225476.XA patent/CN104805926B/en active Active
- 2013-04-25 CN CN201510225470.2A patent/CN104805925B/en active Active
- 2013-04-25 CN CN201510225135.2A patent/CN104929261B/en active Active
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- 2013-04-25 CN CN201510225394.5A patent/CN104847032B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104929262B (en) | 2017-10-31 |
| CN104929261B (en) | 2017-12-15 |
| CN104805925B (en) | 2017-05-31 |
| CN103255851A (en) | 2013-08-21 |
| CN104805925A (en) | 2015-07-29 |
| CN104847032B (en) | 2017-06-13 |
| CN104847032A (en) | 2015-08-19 |
| CN104805926A (en) | 2015-07-29 |
| CN104929261A (en) | 2015-09-23 |
| CN104929262A (en) | 2015-09-23 |
| CN103255851B (en) | 2015-06-10 |
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