CN106869010B - A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire outside - Google Patents
A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire outside Download PDFInfo
- Publication number
- CN106869010B CN106869010B CN201611201874.9A CN201611201874A CN106869010B CN 106869010 B CN106869010 B CN 106869010B CN 201611201874 A CN201611201874 A CN 201611201874A CN 106869010 B CN106869010 B CN 106869010B
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- CN
- China
- Prior art keywords
- shape
- alloy wire
- memory alloy
- damping rubber
- rubber cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
Abstract
A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire outside, belongs to engineering structure shockproof control field.High-damping rubber is high resiliency, high damping material with shape-memory alloy wire, and the two combines the energy consumption demand that can meet varying strength earthquake.The high resiliency of shape-memory alloy wire is remarkably improved the axial carrying capacity of pure rubber body, and two kinds of highly elastic material combinations make damper have preferable restoring force.Shape-memory alloy wire segmented is wrapped on high-damping rubber cylinder, by adjusting the sectional area and length of high-damping rubber cylinder, the diameter of shape-memory alloy wire, winding segment number, winding section width and winding are intersegmental away from the axial rigidity of damper is adjusted, and meet the axial rigidity demand of the damper of different location.Installation is simple, does not need other connectors substantially, can be used in the reinforcing engineering of newly-built structure and old structure, is applied to the shockproof control field of engineering structure.
Description
Technical field
The invention belongs to engineering structure shockproof control fields, are related to a kind of damping control device, especially to engineering knot
Structure quake of the structure under geological process responds and twines SMA outside a kind of high-damping rubber cylinder segmented for playing inhibiting effect
Damper.
Background technology
High-damping rubber material is a kind of energy-dissipating and shock-absorbing material of function admirable, can using its super-elasticity and high damping properties
To make high-damping rubber damper, it is used for structural vibration control, is common a kind of energy-consumption shock-absorption device in engineering, such as pure height
Damping rubber damper, laminated rubber shock absorber etc..But pure high-damping rubber damper stiffness is small, is deformed after compression too big；And
Laminated rubber shock absorber rigidity is too big, deforms too small after compression, and energy consumption effect is not notable.Thus, such damping device is in engineering
There are all many conditions to limit in.Marmem has shape memory effect, superlastic as a kind of new function material
It the features such as property, high-damping and good corrosion-resistant, endurance, has a clear superiority in terms of engineering structure damping energy consumption.Cause
And the shockproof control of engineering structure rationally can be preferably realized using two kinds of materials.
Invention content
The object of the present invention is to provide a kind of damper, this damper is apparent, cost-effective with damping and isolation effect, makes
Make it is simple, be easily installed and replace, popularization degree is higher and the features such as suitable for producing in batches, while can also think according to designer
Method is installed in designated position.
Technical scheme of the present invention：
A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire, including junction steel plate 1, company outside
Connecting bolt 2, glued layer 3, high-damping rubber cylinder 4, shape-memory alloy wire 5 and anchor 6；
Junction steel plate 1 is cylinder, prepared screw-bolt hole 7, and side is consolidated by glued layer 3 and high-damping rubber cylinder 4,
The other side is mounted on by connecting bolt 2 or glue on corresponding position, such as Bridge Pier or block；
4 side of high-damping rubber cylinder carries multiple grooves, and one end passes through glued layer 3 and junction steel plate 1
Consolidation, the other end are free；
Shape-memory alloy wire 5 is wound in the groove of high-damping rubber cylinder 4, is remembered with a shape in each groove
Recall B alloy wire 5, the both ends of shape-memory alloy wire 5 are fixed with anchor 6, length L, the diameter of high-damping rubber cylinder 4
D, the diameter of shape-memory alloy wire 5, winding segment number n, winding section width b and winding is intersegmental can adjust damper away from c
Axial rigidity meets the axial rigidity demand of the damper of different location；
Anchor 6 fixes 5 both ends of shape-memory alloy wire, and 5 both ends of shape-memory alloy wire are put into U-bolt 10
Stripper plate 9 is mounted on U-bolt by portion, provides extruding force by nut 8,5 both ends of shape-memory alloy wire is made to anchor.
The present invention the course of work be：Segmented winding shape-memory alloy wire high-damping rubber cylinder with connect steel
Plate connects.Under axial compressive force effect, high-damping rubber cylinder generates compressive deformation.High-damping rubber cylinder it is lateral swollen
It is swollen that wound shape-memory alloy wire is made to extend, to the deformation of high-damping rubber cylinder and shape-memory alloy wire
Deformation connects.During reciprocal loading and unloading, two kinds of materials stretch repeatedly, using two kinds of materials high-damping with it is super
Elastic property realizes energy-dissipating and shock-absorbing.On the other hand, the super-elasticity constraint high-damping rubber cylinder of marmem is lateral
Expansion, reduces its axial deformation, to improve the axial rigidity of high-damping rubber cylinder.
The present invention has the characteristics that energy-dissipating property is stable, rigidity is adjustable, simple in structure.High-damping rubber is applied in the present invention
The combination of glue and marmem, energy consumption effect are notable；Installation is simple, does not need a large amount of connector；High resistant in the present invention
SMA are twined outside segmented on Buddhist nun's rubber cylinder, the Self-resetting effect of a part may be implemented；By the way of being twined outside SMA,
Using corrosion-resistant, the fatigue proof characteristic of shape-memory alloy wire, damper exposed can use in atmospheric environment, be easy to real-time
Monitor the working condition of damper；By adjusting the sectional area and length of high-damping rubber cylinder, shape-memory alloy wire
Diameter, winding segment number, winding section width and winding are intersegmental away from the vertical rigidity of damper is adjusted, and can meet different location
Damper axial rigidity demand.
Beneficial effects of the present invention：
1, solve the problems, such as that traditional pure rubber damping device low bearing capacity, deformation are too big, and by high-damping rubber
It is combined with marmem, energy consumption effect is notable；
2, solve the problems, such as that laminated rubber damping device rigidity is too big, deformation is too small, energy dissipation capacity is limited；
3, by adjusting the area and length of high-damping rubber cylinder, diameter, the winding hop count of shape-memory alloy wire
Amount, winding section width and winding are intersegmental away from the axial rigidity that can adjust damper, meet the axial direction of the damper of different location
Rigidity requirement；
4, using corrosion-resistant, the fatigue proof characteristic of shape-memory alloy wire, it is durable that common rubber absorbers are improved
Property difference situation；
5, solve the problems, such as that conventional damper needs a large amount of connectors and working drawing review inconvenient in the application.
Description of the drawings
Fig. 1 is the appearance diagram of the present invention.
Fig. 2 is the overhead view schematic diagram of the present invention.
Fig. 3 is the A-A of Fig. 1 to diagrammatic cross-section.
Fig. 4 is junction steel plate schematic diagram.
Fig. 5 is high-damping rubber cylindrical sides schematic diagram.
Fig. 6 is shape-memory alloy wire anchor schematic diagram.
Fig. 7 is damper scheme of installation A in engineering.
Fig. 8 is damper scheme of installation B in engineering.
In figure：1 junction steel plate；2 connection bolts；3 glued layers；4 high-damping rubber cylinders；
5 shape-memory alloy wires；6 anchors；7 bolts hole；8 nuts；9 stripper plates；10U type bolts；
11 beams；12 bearings；13 steel blocks；14 stiffened steel plates；
The damper of shape-memory alloy wire is twined outside 15 high-damping rubber cylinder segmenteds；16 pinners；
17 bridge piers；18 beams；19 bearings；20 concrete lower part structures；21 glued layers.
Specific implementation mode
The present invention will be described in detail with reference to the accompanying drawings and detailed description：
A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire outside, as shown in Figure 1, it includes
Junction steel plate 1, connection bolt 2, glued layer 3, high-damping rubber cylinder 4, shape-memory alloy wire 5, anchor 6；
As shown in Figs 1-4, the junction steel plate 1 is circle, and prepared screw-bolt hole 7, side passes through glued layer 3 and high-damping
Rubber cylinder 4 consolidates, and the other side is by connecting bolt 2 or glue mounted on having in one of relative displacement structure, such as
Bridge Pier or block；
As illustrated in figures 1-3 and 5, the 4 side band groove at regular intervals of high-damping rubber cylinder, one end are logical
It crosses glued layer 3 to consolidate with junction steel plate 1, the other end is free；Shape memory is wound in the groove of high-damping rubber cylinder 4 to close
Spun gold 5, the interior shape-memory alloy wire 5 of each groove, the both ends of every shape-memory alloy wire 5 are solid with anchor 6
It is fixed；
As shown in figure 5, the length L of the high-damping rubber cylinder 4, diameter D, the diameter of shape-memory alloy wire 5,
Segment number n, winding section width b and the intersegmental axial rigidity that can adjust damper away from c of winding are wound, the resistance of different location is met
The axial rigidity demand of Buddhist nun's device；
As shown in fig. 6, the anchor 6 fixes the both ends of shape-memory alloy wire 5.Shape-memory alloy wire 5
Both ends are put into inside U-bolt 10, and stripper plate 9 is mounted on U-bolt, are provided extruding force by pre-load nut 8, are made shape
5 both ends of memory alloy wire anchor；
The present invention the course of work be：
The high-damping rubber cylinder 4 of segmented winding shape-memory alloy wire 5 is connect with junction steel plate 1.In axial pressure
Under force effect, high-damping rubber cylinder 4 generates compressive deformation.What the lateral expansion of high-damping rubber cylinder 4 made to be wound
Shape-memory alloy wire 5 extends.During reciprocal loading and unloading, closed using high-damping rubber cylinder 4 and shape memory
The high-damping of spun gold 5 realizes energy-dissipating and shock-absorbing with superelastic properties.On the other hand, the super-elasticity constraint of shape-memory alloy wire 5 is high
The lateral expansion of damping rubber cylinder 4 reduces its axial deformation, to improve the axial rigid of high-damping rubber cylinder 4
Degree.
In actual engineering structure, this damper can be attached in the way of Fig. 7-8.
Mounting means one：As shown in fig. 7, twining the damper of shape-memory alloy wire outside high-damping rubber cylinder segmented
15 can be connected by bolt 2 on the steel block 13 being mounted on；Mounting means two：As shown in figure 8, high-damping rubber cylinder is segmented
The damper 15 that shape-memory alloy wire is twined outside formula is mounted on by glued layer 21 between concrete lower part structure 20 and beam 18,
Damper is only pressurized not tension in seismic process, can have the function that energy-dissipating and shock-absorbing under seismic force repeatedly.
Claims (2)
1. twining the damper of shape-memory alloy wire outside a kind of high-damping rubber cylinder segmented, which is characterized in that the damping
Device includes junction steel plate (1), connection bolt (2), glued layer (3), high-damping rubber cylinder (4), shape-memory alloy wire (5)
With anchor (6)；
Junction steel plate (1) is cylinder, and prepared screw-bolt hole (7), side passes through glued layer (3) and high-damping rubber cylinder (4)
Consolidation, the other side are mounted on by connecting bolt (2) or glue on corresponding position；
High-damping rubber cylinder (4) side carries multiple grooves, and one end is consolidated by glued layer (3) and junction steel plate (1),
The other end is free；
The winding shape-memory alloy wire (5) in the groove of high-damping rubber cylinder (4), the interior shape of each groove are remembered
Recall B alloy wire (5), the both ends of shape-memory alloy wire (5) are fixed with anchor (6), the length of high-damping rubber cylinder (4)
L, diameter D are spent, diameter, winding segment number n, winding section width b and intersegmental adjusted away from c of winding of shape-memory alloy wire (5) are hindered
The axial rigidity of Buddhist nun's device meets the axial rigidity demand of the damper of different location.
2. damper according to claim 1, which is characterized in that the anchor (6) is by shape-memory alloy wire
(5) both ends are fixed, and shape-memory alloy wire (5) both ends are put into U-bolt (10) inside, and stripper plate (9) is mounted on U-bolt
On, extruding force is provided by nut (8), shape-memory alloy wire (5) both ends is made to anchor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611201874.9A CN106869010B (en) | 2016-12-23 | 2016-12-23 | A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire outside |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611201874.9A CN106869010B (en) | 2016-12-23 | 2016-12-23 | A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire outside |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106869010A CN106869010A (en) | 2017-06-20 |
| CN106869010B true CN106869010B (en) | 2018-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611201874.9A Expired - Fee Related CN106869010B (en) | 2016-12-23 | 2016-12-23 | A kind of high-damping rubber cylinder segmented twines the damper of shape-memory alloy wire outside |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777640A (en) * | 2019-11-07 | 2020-02-11 | 湘潭大学 | Suspension cavity structure high-energy-consumption bridge anti-seismic stop block |
| CN113374825B (en) * | 2021-06-18 | 2022-07-19 | 中国航发沈阳发动机研究所 | Variable-rigidity variable-damping clamp bracket for aero-engine and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001182359A (en) * | 1999-12-28 | 2001-07-06 | Arai Gumi Ltd | Earthquake-resistant brace device |
| CN203320398U (en) * | 2013-06-15 | 2013-12-04 | 中南大学 | Longitudinal anti-falling beam system |
| KR101388416B1 (en) * | 2013-02-13 | 2014-04-22 | 주식회사 디알비동일 | Brace type damper |
| CN104929262A (en) * | 2013-04-25 | 2015-09-23 | 河南行知专利服务有限公司 | Shape memory alloy friction composite vibration isolator |
| CN206289525U (en) * | 2016-12-23 | 2017-06-30 | 大连理工大学 | The damper of shape-memory alloy wire is twined outside a kind of high-damping rubber cylinder segmented |
-
2016
- 2016-12-23 CN CN201611201874.9A patent/CN106869010B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001182359A (en) * | 1999-12-28 | 2001-07-06 | Arai Gumi Ltd | Earthquake-resistant brace device |
| KR101388416B1 (en) * | 2013-02-13 | 2014-04-22 | 주식회사 디알비동일 | Brace type damper |
| CN104929262A (en) * | 2013-04-25 | 2015-09-23 | 河南行知专利服务有限公司 | Shape memory alloy friction composite vibration isolator |
| CN203320398U (en) * | 2013-06-15 | 2013-12-04 | 中南大学 | Longitudinal anti-falling beam system |
| CN206289525U (en) * | 2016-12-23 | 2017-06-30 | 大连理工大学 | The damper of shape-memory alloy wire is twined outside a kind of high-damping rubber cylinder segmented |
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| CN106869010A (en) | 2017-06-20 |
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