CN109972763A - A kind of Zn-Al alloy damper - Google Patents
A kind of Zn-Al alloy damper Download PDFInfo
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- CN109972763A CN109972763A CN201910359775.0A CN201910359775A CN109972763A CN 109972763 A CN109972763 A CN 109972763A CN 201910359775 A CN201910359775 A CN 201910359775A CN 109972763 A CN109972763 A CN 109972763A
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- anchor plate
- alloy
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- web
- piece
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- 239000000956 alloy Substances 0.000 title claims abstract description 78
- 229910007570 Zn-Al Inorganic materials 0.000 title claims abstract description 76
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 74
- 238000005265 energy consumption Methods 0.000 claims abstract description 52
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 17
- 238000003466 welding Methods 0.000 claims abstract description 13
- 238000005266 casting Methods 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 3
- 238000010276 construction Methods 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000004873 anchoring Methods 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 13
- 230000001681 protective effect Effects 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 229910000611 Zinc aluminium Inorganic materials 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The present invention relates to civil engineering antidetonations and cushion technique field, and in particular to a kind of Zn-Al alloy damper.Including Zn-Al alloy energy consumption piece, upper anchor plate, lower anchor plate, rectangle web and circular arc web；Circular arc web vertical welding is in rectangle web on both sides of the middle, cross frame energy-dissipation structure is formed, multiple cross frames are parallel to each other, and upper anchor plate is parallel to each other with lower anchor plate, multiple cross frames are vertically welded between anchor plate and lower anchor plate, positioned at upper anchor plate and middle part of solid plate of casting anchor；Zn-Al alloy consumes energy piece equipped with multiple holes, and multiple Zn-Al alloys energy consumption pieces are parallel to each other, and multiple Zn-Al alloys energy consumption piece vertical weldings are located at cross frame two sides between upper anchor plate and lower anchor plate；Zn-Al alloy energy consumption piece, upper anchor plate, lower anchor plate, rectangle web and circular arc web are all made of the production of Zn-Al alloy material.Present invention energy consumption property is good, and easy to process, stability is strong, at low cost, environmentally protective, widely used.
Description
Technical field
The present invention relates to civil engineering antidetonations and cushion technique field, and in particular to a kind of Zn-Al alloy damper.
Background technique
Metal can consume the energy of Seismic input by elastic-plastic deformation, therefore can make of metal various
Damper, it is known that common metal mild steel damper is in the form of a single, making material is single.Common mild steel metal damper exists
Four aspect the problem of.First, mild steel damper building is easy to produce stress raisers phenomenon, residual when processing cutting
The phenomenon that residue stress and strain；Second, shearing-type metal damper planar stress when, it is existing to be easy to appear the outer unstability of plane
As.Third is limited by ordinary metallic material mechanical property itself, and the energy consumption effect of damper is poor.4th, common metal hinders
The steel that Buddhist nun's device uses are perishable, and waste and scrap cost recovery is relatively high, and can generate pollution to environment.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of Zn-Al alloy dampers.Energy consumption property is good, reduces and answers
Power concentration phenomenon, stability is strong, at low cost, environmentally protective.
To achieve the above object, the present invention is implemented with the following technical solutions:
A kind of Zn-Al alloy damper, including Zn-Al alloy energy consumption piece, upper anchor plate, lower anchor plate, rectangle web
With circular arc web；Circular arc web vertical welding forms cross frame energy-dissipation structure, multiple crosses in rectangle web on both sides of the middle
Frame is parallel to each other, and upper anchor plate is parallel to each other with lower anchor plate, and multiple cross frames are vertically welded in anchor plate and cast anchor
Between solid plate, positioned at upper anchor plate and middle part of solid plate of casting anchor；Zn-Al alloy consumes energy piece equipped with multiple holes, multiple Zn-Al alloys consumptions
Energy piece is parallel to each other, and multiple Zn-Al alloys energy consumption piece vertical weldings are located at cross frame between upper anchor plate and lower anchor plate
Two sides；Zn-Al alloy energy consumption piece, upper anchor plate, lower anchor plate, rectangle web and circular arc web are all made of Zn-Al alloy material
Material production.
The Zn-Al alloy energy consumption piece is slab construction, and middle part is equipped with 4 slotted eyes, and 4 slotted eyes are mutually flat
Row, the spacing of 4 slotted eyes are less than the distance between bore edges and edges of boards edge.
The cross frame two sides are symmetrically respectively provided with two Zn-Al alloy energy consumption pieces, and the Zn-Al alloy of two sides consumes energy between piece
Away from identical.
The upper anchor plate and lower anchor plate are slab construction, and two sides are equipped with bolt hole.
The rectangle web is rectangular flat plate structure, and circular arc web is slab construction, and one side is equipped with arc-shaped slit
Mouthful.
The Zn-Al alloy energy consumption piece, upper anchor plate, lower anchor plate, rectangle web and circular arc web are all made of water and cut
Processing is cut, the welding is welded using MIG.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention combines cross frame energy-dissipation structure and Zn-Al alloy energy consumption two kinds of energy consumption modes of piece；It is curved
Bent surrender type damper is surrendered by the method for the yield strength of change energy consumption piece, thickness and height to realize stage by stage；Shearing
Various sizes of aperture is arranged in surrender type damper surrenders stage by stage to realize；Therefore the present invention has preferable energy consumption property.
(2) present invention has twice damping defence line, is plastic deformation energy consumption and the Zn-Al of Zn-Al alloy energy consumption piece respectively
The plastic deformation energy dissipation of alloy cross frame energy-dissipation structure, it is safer and more reliable, while there is good energy dissipation capacity, in reality
There is wider application prospect in the engineering of border.
(3) present invention is connected by the way of welding, easy to process, while being also prevented from main energy-consuming parts and upper anchoring
Plate, lower anchor plate occur to loosen and energy consumption effect is caused to be reduced significantly in earthquake, and economic benefit can not only be placed in beam
It is interior, it can be also used under beam, therefore there is wider purposes.
(4) it is mainly that in cutting, there are corner angle, and stress to be caused to concentrate due to material that stress, which is concentrated, Zn-Al alloy consumption
The pointed part of energy piece and Zn-Al alloy cross frame energy-dissipation structure is cut into smooth circular arc；Main energy consumption portion of the invention
The position of part corner angle cutting is few, therefore decreases stress concentration phenomenon.
(5) residual stress and strain mainly due to material cut when side on discontinuity, with the time
It elapses four angles slowly to upwarp, therefore the present invention is to avoid the above phenomenon so processing using Water Cutting.
(6) the energy consumption form of damper, which can be divided into plane surrendering, surrenders two kinds outside peaceful face, to solve damper
Surrender initial stiffness is big in plane, and Zn-Al alloy energy consumption piece solves this problem by oval aperture；Carrying is surrendered outside plane
Power is small, and initial stiffness is low, unstable phenomenon easily occurs, so using cross frame energy-dissipation structure to protect to provide rigidity outside plane
Its lateral stability is demonstrate,proved, and then the performance of damper is performed to ultimate attainment.
(7) energy-dissipation structure of Zn-Al alloy damper, energy consumption piece are welded on anchor plate and lower anchor plate, anchor plate
It is bolted on beam, the present invention is conveniently replaceable.
(8) present invention uses Zn-Al alloy as raw material, because it is with good mechanical property, wearability is good, casts
With machining property is excellent, the series of advantages such as at low cost；And the Zn-Al alloy rate of recovery is higher, when damper occurs to break
Waste and scrap is recyclable when bad, Save Resource Protect Environment.
Detailed description of the invention
Fig. 1 is schematic diagram of the three-dimensional structure；
Fig. 2 is another angle schematic perspective view of structure of the invention (not including upper anchor plate)；
Fig. 3 is cross frame schematic perspective view of the present invention；
Fig. 4 is Zn-Al alloy of the present invention energy consumption chip architecture schematic diagram；
Fig. 5 is rectangle web structure schematic diagram of the present invention；
Fig. 6 is circular arc web structure schematic diagram of the present invention.
In figure: anchor plate 4- rectangle web 5- circular arc web under anchor plate 3- on 1-Zn-Al alloy energy consumption piece 2-
The arc-shaped gap of 6- slotted eye 7- bolt hole 8-
Specific embodiment
A specific embodiment of the invention is further illustrated with reference to the accompanying drawing:
Embodiment:
A kind of Zn-Al alloy damper, including Zn-Al alloy energy consumption piece 1, upper anchor plate 2, lower anchor plate 3, rectangle abdomen
Plate 4 and circular arc web 5.Zn-Al alloy consumes energy piece 1, upper anchor plate 2, lower anchor plate 3, rectangle web 4 and circular arc web 5
It is made of Zn-Al alloy material.Zn-Al alloy energy consumption piece 1, upper anchor plate 2, lower anchor plate 3, rectangle web 4 and circular arc
Web 5 is all made of Water Cutting processing.
Zn-Al alloy consumes energy piece 1 for slab construction, and having a size of 340mm × 280mm × 12mm, center line is ellipse equipped with 4
Round hole 6, oval size are as follows: major radius a=60mm, short radius b=25mm, oval distance of center circle 70mm, 46 phases of slotted eye
It is mutually parallel, there is the interval of 20mm between oval and ellipse, the distance at outermost elliptical edge to energy consumption piece edge is 40mm.
Upper anchor plate 2 is identical as lower 3 structure of anchor plate, is slab construction, size are as follows: and 400mm × 400mm ×
20mm, two sides are respectively provided with the bolt hole 7 of 3 diameter R=18mm, and the distance of center circle between bolt hole 7 is identical, distance of center circle 135mm.
Rectangle web 4 is slab construction, having a size of 280mm × 80mm × 12mm.Circular arc web 6 is slab construction,
Size are as follows: 280mm × 55mm × 12mm, side are equipped with the arc-shaped gap 8 of radius r=370mm.
6 vertical welding of circular arc web is welded in 4 on both sides of the middle of rectangle web, welding using MIG, and cross frame energy consumption is formed
Structure, upper anchor plate 2 are parallel to each other with lower anchor plate 3,2 cross frames be vertically welded in anchor plate 2 and lower anchor plate 3 it
Between, 2 cross frames are parallel to each other, and are located at upper anchor plate 2 and lower 3 middle part of anchor plate.
4 Zn-Al alloy energy consumption pieces 1 are respectively welded at cross frame two sides, and two sides are symmetrically respectively provided with 2 Zn-Al alloys
Consume energy piece 1, and welding is welded using MIG, and Zn-Al alloy energy consumption 1 spacing of piece of two sides is identical, spacing 30mm.
Zn-Al alloy is based on two kinds of elements of Zn, Al, and Cu, Mg are the polynary alloy of auxiliary.Soft Zn-Al alloy zinc
Aluminium alloy because of it with good mechanical property, wearability is good, casting and machining property are excellent, at low cost etc. a series of excellent
Point.Zn-Al alloy intensity with higher and hardness, while still maintaining good plasticity and toughness；Zn-Al alloy has good
Good processability, the decorative processings such as surface is easy to be electroplated, anode processing.Furthermore Zn-Al alloy is nonmagnetic, is hit not
Spark is generated, suitable for there is explosion-proof occasion work.Zn-Al alloy can absorb a large amount of energy in elastic and plastic deformation process,
There is higher flexible and ductility, there is preferable deformation tracking ability, environment and temperature not to influence its performance significantly, and
And Zn-Al alloy have the characteristics that it is cheap；However almost all of steel bomb plasticity energy consumer is all by mild steel and low surrender
Point steel is made, and does not make metal damper with Zn-Al alloy, so before Zn-Al alloy damper has wide application
Scape.The main Types developed at present have beam type energy consumer, rod iron energy consumer, steel element energy consumer, annulus (box) energy consumer, add
Strength energy-consuming device, honeycomb energy consumer, groove profile energy consumer, non-binding support, Luara type energy consumer, shearing are coupled energy consumer etc..
Present invention energy consumption mode mainly utilizes the plastic deformation of Zn-Al alloy, strong by providing fortification against earthquakes higher than this area
When the geological process of degree, damper starts work, and damper provides anti-side rigidity for structure at this time.On the other hand, due to Zn-Al
Plastic deformation occurs for alloy, and dissipated most seismic energy, reduces the geological process that structure is subject to indirectly, has reached guarantor
Protect main structure non-destructive purpose when by the geological process for being higher than this area's fortification intensity.
Cross frame energy-dissipation structure and Zn-Al alloy energy consumption 1 two kinds of energy consumption forms of piece are combined by the present invention；Bending is bent
Type damper is taken to surrender stage by stage by the method for the yield strength of change energy consumption piece, thickness and height to realize；Shear yielding
Various sizes of aperture is arranged in type damper surrenders stage by stage to realize；Therefore the present invention has preferable energy consumption property.
The present invention has twice damping defence line, is that the plastic deformation energy consumption of Zn-Al alloy energy consumption piece 1 is closed with Zn-Al respectively
The plastic deformation energy dissipation of golden cross frame energy-dissipation structure, it is safer and more reliable, while there is good energy dissipation capacity, in reality
There is wider application prospect in engineering.
The present invention is connected by the way of welding, easy to process, at the same be also prevented from main energy-consuming parts and upper anchor plate 2,
Lower anchor plate 3 occurs to loosen and energy consumption effect is caused to be reduced significantly in earthquake, and economic benefit can not only be placed in beam
It is interior, it can be also used under beam, therefore there is wider purposes.
It is mainly that in cutting, there are corner angle, and stress to be caused to concentrate due to material that stress, which is concentrated, Zn-Al alloy energy consumption
The pointed part of piece 1 and Zn-Al alloy cross frame energy-dissipation structure is cut into smooth circular arc；Main energy-consuming parts of the invention
The position of corner angle cutting is few, therefore decreases stress concentration phenomenon.
Residual stress and strain mainly due to material cut when side on discontinuity, over time
Four angles slowly upwarp, therefore the present invention is to avoid the above phenomenon so processing using Water Cutting.
The energy consumption form of damper, which can be divided into plane surrendering, surrenders two kinds outside peaceful face, for the plane for solving damper
Interior surrender initial stiffness is big, and Zn-Al alloy energy consumption piece 1 will solve this problem by oval aperture；Carrying is surrendered outside plane
Power is small, and initial stiffness is low, unstable phenomenon easily occurs, so using cross frame energy-dissipation structure to protect to provide rigidity outside plane
Its lateral stability is demonstrate,proved, and then the performance of damper is performed to ultimate attainment.
Energy-dissipation structure, the energy consumption piece of Zn-Al alloy damper are welded on anchor plate, and upper anchor plate 2 and lower anchor plate 3 are logical
It crosses and is bolted on beam, the present invention is conveniently replaceable.
The present invention is used as raw material using Zn-Al alloy, because of it with good mechanical property, wearability is good, cast and
Machining property is excellent, the series of advantages such as at low cost；And the Zn-Al alloy rate of recovery is higher, when damper destroys
When waste and scrap it is recyclable, Save Resource Protect Environment.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of Zn-Al alloy damper, it is characterised in that: including Zn-Al alloy energy consumption piece, upper anchor plate, lower anchor plate, length
Rectangular web and circular arc web；Circular arc web vertical welding forms cross frame energy-dissipation structure in rectangle web on both sides of the middle,
Multiple cross frames are parallel to each other, and upper anchor plate is parallel to each other with lower anchor plate, and multiple cross frames are vertically welded in anchoring
Between plate and lower anchor plate, positioned at upper anchor plate and middle part of solid plate of casting anchor；Zn-Al alloy consumes energy piece equipped with multiple holes, multiple Zn-
Al alloy energy consumption piece is parallel to each other, and multiple Zn-Al alloy energy consumption piece vertical weldings are located between upper anchor plate and lower anchor plate
Cross frame two sides；Zn-Al alloy energy consumption piece, upper anchor plate, lower anchor plate, rectangle web and circular arc web are all made of Zn-
The production of Al alloy material.
2. a kind of Zn-Al alloy damper according to claim 1, it is characterised in that: Zn-Al alloy energy consumption piece is
Slab construction, middle part are equipped with 4 slotted eyes, and 4 slotted eyes are parallel to each other, and the spacing of 4 slotted eyes is less than bore edges
The distance between edges of boards edge.
3. a kind of Zn-Al alloy damper according to claim 1, it is characterised in that: the cross frame two sides are symmetrical
Two Zn-Al alloy energy consumption pieces are respectively provided with, the Zn-Al alloy energy consumption piece spacing of two sides is identical.
4. a kind of Zn-Al alloy damper according to claim 1, it is characterised in that: the upper anchor plate and lower anchoring
Plate is slab construction, and two sides are equipped with bolt hole.
5. a kind of Zn-Al alloy damper according to claim 1, it is characterised in that: the rectangle web is rectangular
Shape slab construction, circular arc web are slab construction, and one side is equipped with arc-shaped gap.
6. a kind of Zn-Al alloy damper according to claim 1, it is characterised in that: the Zn-Al alloy energy consumption piece,
Upper anchor plate, lower anchor plate, rectangle web and circular arc web are all made of Water Cutting processing, and the welding is welded using MIG.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359775.0A CN109972763A (en) | 2019-04-30 | 2019-04-30 | A kind of Zn-Al alloy damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359775.0A CN109972763A (en) | 2019-04-30 | 2019-04-30 | A kind of Zn-Al alloy damper |
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| Publication Number | Publication Date |
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| CN109972763A true CN109972763A (en) | 2019-07-05 |
Family
ID=67087332
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| CN201910359775.0A Pending CN109972763A (en) | 2019-04-30 | 2019-04-30 | A kind of Zn-Al alloy damper |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144688A (en) * | 2020-10-30 | 2020-12-29 | 中国地震局工程力学研究所 | Double-sided shearing type square steel tube damper and manufacturing method |
| CN113338688A (en) * | 2021-07-07 | 2021-09-03 | 北京市建筑设计研究院有限公司 | Two-way two-step yielding metal energy dissipater suitable for seismic isolation layer |
| CN113622535A (en) * | 2021-07-30 | 2021-11-09 | 兰州理工大学 | Self-resetting damper based on zinc-aluminum alloy and manufacturing method thereof |
| CN114482272A (en) * | 2021-12-20 | 2022-05-13 | 青岛腾远设计事务所有限公司 | Energy-consuming and shock-absorbing assembly type beam column node |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144688A (en) * | 2020-10-30 | 2020-12-29 | 中国地震局工程力学研究所 | Double-sided shearing type square steel tube damper and manufacturing method |
| CN113338688A (en) * | 2021-07-07 | 2021-09-03 | 北京市建筑设计研究院有限公司 | Two-way two-step yielding metal energy dissipater suitable for seismic isolation layer |
| CN113338688B (en) * | 2021-07-07 | 2023-01-10 | 北京市建筑设计研究院有限公司 | Two-way two-step yielding metal energy dissipater suitable for seismic isolation layer |
| CN113622535A (en) * | 2021-07-30 | 2021-11-09 | 兰州理工大学 | Self-resetting damper based on zinc-aluminum alloy and manufacturing method thereof |
| CN114482272A (en) * | 2021-12-20 | 2022-05-13 | 青岛腾远设计事务所有限公司 | Energy-consuming and shock-absorbing assembly type beam column node |
| CN114482272B (en) * | 2021-12-20 | 2024-04-30 | 青岛腾远设计事务所有限公司 | Energy-consuming and shock-absorbing type assembled beam column joint |
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