CN106351349A - Three-dimensional pull rod guide type belleville spring shock insulation support seat - Google Patents
Three-dimensional pull rod guide type belleville spring shock insulation support seat Download PDFInfo
- Publication number
- CN106351349A CN106351349A CN201610901529.XA CN201610901529A CN106351349A CN 106351349 A CN106351349 A CN 106351349A CN 201610901529 A CN201610901529 A CN 201610901529A CN 106351349 A CN106351349 A CN 106351349A
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- China
- Prior art keywords
- disk spring
- guide type
- pull bar
- group
- spring group
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Classifications
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- 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
The invention relates to a three-dimensional pull rod guide type belleville spring shock insulation support seat. The support seat comprises an upper connecting plate, a lower connecting plate and four pull rod guide type belleville spring dampers, wherein the upper connecting plate and the lower connecting plate are parallel to each other, the four pull rod guide type belleville spring dampers are arranged between the upper connecting plate and the lower connecting plate, and connecting rods on both ends of each pull rod guide type belleville spring damper are connected with the upper connecting plate and the lower connecting plate respectively by universal ball joints, so that a quadrangular frustum pyramid structure of which every two opposite side surfaces are symmetrical is formed.The three-dimensional pull rod guide type belleville spring shock insulation support seat has the effect of overturning resistance, and real three-dimensional shock insulation can be realized.
Description
Technical field
The present invention relates to a kind of building vibration proof (or vibrations) device is and in particular to three-dimensional isolation device.
Background technology
Three-dimensional isolation device is a kind of shockproof isolating device being located between building and basis, effectively can inhale from various dimensions
Receipts, the energy of dissipation outside input, thus reach the purpose of protection building safety.Three-dimensional isolation device is generally by vertical earthquake isolating
Bearing and horizontal seismic isolation bearing combine, and both absorb both vertically and horizontally seismic wave respectively.
It is known that the development of three-dimensional isolation device depends on the technological progress of antivibrator.At present, really enter practical application
The antivibrator of main flow mainly have three major types, i.e. laminated rubber antivibrator, metal spring antivibrator (mainly disk spring and spiral shell
Rotation spring) and viscoelastic damper (larger static load can not be undertaken).Therefore, on the existing three-dimensional shock isolation support overwhelming majority is all
State the combination of antivibrator, and be essentially all that laminated rubber antivibrator is connected up and down with metal spring antivibrator.In order to overcome
Laminated rubber resistance to tension is weak, disk spring can not draw and helical spring initial stiffness is low and stretching is different from compression property
Shortcoming, has some three-dimensional shock isolation supports to be additionally arranged tensile structure (as set up steel wire rope in surrounding) in laminated rubber antivibrator,
Also there are some three-dimensional shock isolation supports by metal spring antivibrator and viscoelastic damper (or other Stretch material, such as rhombus steel
Plate etc.) it is combined, undertake static load and compression shock absorption using metal spring antivibrator, using viscoelastic damper stretching, compression power consumption.
But, the antivibrator that multiple flexible members are combined, not only complex structure, and need when designing to consider horizontally and vertically to associate journey
Degree, calculates sufficiently complex.
A kind of three-dimemsional vibration insulationg system disclosed in the patent application of Publication No. cn1560395a, this system is common
Tandem compound disk spring and the viscoelastic damping being located at disk spring axis of guide center in the hole on lead for retractable pencil laminated rubber vibrating isolating device
Device is realized.But, because viscoelastic material is larger with the damping characteristic difference of disk spring, and both correlation degrees have
Much, these are all intended to determine by experiment；Especially, when described three-dimemsional vibration insulationg system is by being pressed to tension transition,
Although disk spring is inoperative, the energy stored by disk spring can be added on viscoelastic damper, makes viscoelasticity
Antivibrator obtains larger initial acceleration, and viscoelastic damper is then a kind of velocity sensitization type antivibrator it is clear that dish-shaped bullet
The impact to viscoelastic damper for the energy stored by spring can not be ignored, and how this impact will calculate, then be a difficulty
Thing.For another example a kind of three-dimensional isolation device disclosed in the patent application of Publication No. cn101761147a, this device is pressed to
During tension transition, the energy of wherein six disk spring storages also can be delivered on rhombic steel plate antivibrator by screw rod, equally
There is also the problem of design dyscalculia.Additionally, slide block in the scheme of cn101761147a patent application, rail plate and height
Hale Horizontal limiting and the stretch-proof organization that rope is constituted, not only make design dyscalculia, and also add whole shock isolation system
Complexity.
Content of the invention
The technical problem to be solved is to provide a kind of pull bar guide type disk spring three-dimensional shock isolation support, and this three
Dimension shock isolating pedestal, only with a kind of antivibrator, is not only simple in structure, and can antidumping.
The technical scheme that the present invention solves above-mentioned technical problem is:
A kind of pull bar guide type disk spring three-dimensional shock isolation support, upper junction plate that this bearing includes being parallel to each other, lower company
Fishplate bar and be located between upper junction plate and lower connecting plate and be provided with four pull bar guide type disk spring antivibrators, each pull bar guiding
Linked together by universal ball end respectively between the connecting rod at formula disk spring antivibrator two and upper junction plate and lower connecting plate,
Form the truncated rectangular pyramids structure that two opposite side surfaces are respectively symmetrically；
Described pull bar guide type disk spring antivibrator includes the disk spring group being made up of one group of disk spring overlapping,
Two of this disk spring group is outwards sequentially provided with floating platen and dynamic pressure plate from the end face of disk spring group, each dynamic pressure plate with
The opposite one side of floating platen stretches out a connecting rod along described disk spring group axis, and the end of this connecting rod is provided with ball
Head；
It is provided with two groups of precompressed pull bars with the diameter parallel of disk spring group respectively between described two floating platens, each group
Precompressed pull bar is three less, and one of which is distributed in the center in the hole of disk spring group around the axisymmetrical of disk spring group, separately
One group of axisymmetrical around disk spring group is distributed in the surrounding of disk spring group；Fix respectively for one of each group of precompressed pull bar
On the floating platen of disk spring group one, other end be each passed through positioned at disk spring group other end floating pressure
Plate and the dynamic pressure plate adjacent with this floating platen are fixed on a limit element；
Described limit element is respectively acting on the dynamic pressure plate at disk spring group two, by two groups of precompressed pull bars
The distance between two pieces of floating platens are limited to disk spring group and are compressed to length during default rigidity.
So as to be equal to, disk spring group is compressed to default rigidity for ease of adjusting the distance between two pieces of floating platens
Length, the limit element described in such scheme is hexagonal flange nut, and described precompressed pull bar is polished rod bolt, the two screw thread
It has been fastened on.
In order to avoid producing rigid impact between limit element and dynamic pressure plate and the second end plate, in such scheme, described
It is embedded with elastic polymer material, such as sheet rubber on the surface that dynamic pressure plate is contacted with limit element.
In such scheme, the angle between described pull bar guide type disk spring antivibrator and lower connecting plate can be according to whole
The dead load that individual bearing is undertaken and default earthquake intensity are selected.
Antivibrator of the present invention has the advantages that
(1) axial force being born by each pull bar guide type disk spring antivibrator is either positive or anti-
To disk spring group all can produce elastic compression deformation and consume energy, and three-dimensional shock isolation support therefore of the present invention can be isolator
The horizontal direction component of seismic wave, vertical component and torsional component, and then realize three-dimensional isolation truly.
(2) whole bearing is mainly made up of the same pull bar guide type disk spring antivibrator of two pieces of connecting plates and four,
Not only structure is simple and direct, and the transfer route of power is clear, clear and definite, greatly reduces design difficulty in computation.
(3) length changing precompressed pull bar can change the initial stiffness of each pull bar guide type disk spring antivibrator,
The initial stiffness of each antivibrator therefore can be calculated according to each bearing static load to be undertaken, and then ensure withdrawing support
The vertical displacement of building is little afterwards, does not even produce vertical displacement.It can be seen that three-dimensional shock isolation support of the present invention had both been suitable for newly
The building shock insulation built, also is adapted for the shock-insulating reconstruction of existing building.
(4) not only can achieve three-dimensional isolation truly, but also there is the effect of antidumping.
Brief description
Fig. 1～4 are the structural representation of a specific embodiment (adopting Approximate) of bearing of the present invention, its
In, Fig. 1 is front view, and Fig. 2 is left view, Fig. 3 top view, and Fig. 4 is the enlarged drawing of local in Fig. 1.
Fig. 5～9 are the structural representation of pull bar guide type disk spring antivibrator in the illustrated embodiment of Fig. 1～4, wherein,
Fig. 5 is front view (section view), and Fig. 6 is a a sectional view of Fig. 5, and Fig. 7 is the b b sectional view of Fig. 5, and Fig. 8 is local in Fig. 5
Enlarged drawing, Fig. 9 be Fig. 5 in local enlarged drawing.
Specific embodiment
Referring to Fig. 1～4, upper junction plate 1 that the three-dimensional shock isolation support in this example includes being parallel to each other, lower connecting plate 2 and set
It is provided with four pull bar guide type disk spring antivibrators 3 between upper junction plate 1 and lower connecting plate 2；Each pull bar guide type dish
It is connected to one by universal ball end respectively between connecting rod 3-1 at shape spring-damper 3 two and upper junction plate 1 and lower connecting plate 2
Rise, form the truncated rectangular pyramids structure that one about two side is symmetrical, former and later two sides are symmetrical.Pull bar guide type described in this example
Angle between disk spring antivibrator 3 and lower connecting plate 2 is 70 °.
Connecting rod 3-1 at above-mentioned pull bar guide type disk spring antivibrator 3 two and upper junction plate 1 and lower connecting plate 2 it
Between universal ball head connecting structure identical, below taking the universal ball head connecting structure between connecting rod 3-1 and lower connecting plate 2 as a example
It is described.Referring to Fig. 1 and Fig. 4, connecting rod 3-1 of above-mentioned pull bar guide type disk spring antivibrator 3 following and lower connecting plate 2
Between universal ball head connecting structure include ball-and-socket on lower connecting plate 2, the ball of pull bar guide type disk spring antivibrator 3 following
Head 3-2 and cover plate 4, wherein, the middle part of described cover plate 4 is provided with sphere hole, pull bar guide type disk spring antivibrator 3 following
Bulb 3-2 is buckled in the ball-and-socket on connecting plate 2 by this sphere hole, covers 4 and is fixed on lower connecting plate 2 by four bolts 5.Described
The inwall of sphere hole be provided with cannelure, be provided with sealing ring 6 in groove, to avoid the lubricant in universal ball head connecting structure to leak
Go out.
Referring to Fig. 5～9, described pull bar guide type disk spring antivibrator 3 includes being made up of one group of disk spring overlapping
Disk spring group 3-3, two of this disk spring group 3-3 is outwards sequentially provided with floating pressure from the end face of disk spring group 3-3
Plate 3-4 and dynamic pressure plate 3-5, each dynamic pressure plate 3-5 one side opposite with floating platen 3-4 is along described disk spring group 3-3 axis
Stretch out connecting rod 3-1, and the end of this connecting rod is provided with bulb 3-2.For the ease of assembling, described bulb 3-2 and company
Linked together using being screwed between extension bar 3-1.
Referring to Fig. 5～9, be provided between described two floating platen 3-4 two groups all with the diameter parallel of disk spring group 3-3
As the polished rod bolt 3-6 of precompressed pull bar, one of which polished rod bolt 3-6 is four and the axis pair around disk spring group 3-3
Claim to be distributed in the center in the hole of disk spring group 3-3, another group of polished rod bolt 3-6 is the six roots of sensation the axle around disk spring group 3-3
Line is symmetrically distributed in the surrounding of disk spring group 3-3.
Referring to Fig. 5～9, it is located at the head of a nail 3-7 of four polished rod bolt 3-6 tops of the center in the hole of disk spring group 3-3
Be respectively welded be held within disk spring group 3-3 top floating platen 3-5 on, head has externally threaded nail rod and passes through
Positioned at the floating platen 3-4 and the dynamic pressure plate 3-5 adjacent with this floating platen 3-4 of disk spring group 3-3 following, difference screw thread is even
Connect and be fixed on one as on the hexagonal flange nut 3-8 of limit element；It is located at the six roots of sensation polished rod bolt of disk spring group 3-3 surrounding
The head of a nail 3-7 of 3-6 following be respectively welded be held within disk spring group 3-3 following floating platen 3-4 on, head has
Externally threaded nail rod is placed through the floating platen 3-4 of disk spring group 3-3 top and the dynamic pressure adjacent with this floating platen 3-4
Plate 3-5, respectively threaded be fixed on another as on the hexagonal flange nut 3-8 of limit element.
Referring to Fig. 5～9, when assembling or in-site installation, turning hexagonal flange nut 3-8 makes it be respectively acting on positioned at dish
On the dynamic pressure plate 3-5 at groups of springs 3-3 two, by two groups of polished rod bolt 3-6 as precompressed pull bar by two pieces of floating platen 3-4
The distance between be limited to disk spring group 3-3 and be compressed to length during default rigidity.In order to prevent hexagonal flange nut 3-8 from existing
Loosen in the vibration processes that earthquake produces, can be spot-welded together with polished rod bolt 3-6 by hexagonal flange nut 3-8 after debugging is good.
Referring to Fig. 8 and combine Fig. 5, in order to avoid producing rigid impact between hexagonal flange nut 3-8 and dynamic pressure plate 3-5,
It is embedded with sheet rubber 3-9 respectively on the surface that described dynamic pressure plate 3-5 is contacted with hexagonal flange nut 3-8.
Referring to Fig. 5, when pull bar guide type disk spring antivibrator 3 is subject to the external load of axial direction, no matter external load
Pressure or pulling force, if its less than above-mentioned precompression, disk spring group 3-3 will not continue to deform.Carry when outside
When lotus is more than described precompression, if external load is pressure, the floating platen 3-4 that described two dynamic pressure plate 3-5 promotions are adjacent
Dish-shaped groups of springs 3-3 of compression produces elastic deformation power consumption；If external load is pulling force, the polished rod bolt of described two groups of precompressed pull bars
3-6 produces elastic deformation power consumption relative to dish-shaped groups of springs 3-3 of two pieces of floating platen 3-4 compressions of tractive.
Referring to Fig. 1 and Fig. 3 it is assumed that being fixed on upper junction plate 1 on building, on the basis of lower connecting plate 2 is fixed on, that
, if seismic wave produces a horizontal thrust from left to right, lower connecting plate 2 just moves right, four pull bar guide type dishes
Then the bulb 3-2 rotating around top rotates counterclockwise spring-damper 3, two on the left of three-dimensional shock isolation support pull bar guide type dish
Shape spring-damper 3 is compressed, and two pull bar guide type disk spring antivibrators 3 in left side are then stretched；If seismic wave produces
A raw downward pulling force, four pull bar guide type disk spring antivibrators 3 are stretched simultaneously；If seismic wave produces a rotatory force
Square (either clockwise or counterclockwise), four pull bar guide type disk spring antivibrators 3 are also stretched simultaneously；In the same manner, such as
Fruit building toward when toppling side, then there being two pull bar guide type disk spring antivibrators 3 to be stretched, another two pull bar guide types
Disk spring antivibrator 3 is compressed.The operation principle public of other stresses of three-dimensional shock isolation support of the present invention can be certainly
Row analysis.
As seen from the above analysis, three-dimensional shock isolation support of the present invention not only can achieve three-dimensional isolation truly,
But also there is the effect of antidumping.
Claims (3)
1. a kind of pull bar guide type disk spring three-dimensional shock isolation support, upper junction plate that this bearing includes being parallel to each other, lower connection
Plate and be located between upper junction plate and lower connecting plate and be provided with four pull bar guide type disk spring antivibrators, each pull bar guide type
Linked together by universal ball end respectively between the connecting rod at disk spring antivibrator two and upper junction plate and lower connecting plate, shape
Become the truncated rectangular pyramids structure that two opposite side surfaces are respectively symmetrically；
Described pull bar guide type disk spring antivibrator includes the disk spring group being made up of one group of disk spring overlapping, this dish
Two of shape groups of springs is outwards sequentially provided with floating platen and dynamic pressure plate, each dynamic pressure plate and floating from the end face of disk spring group
The opposite one side of pressing plate stretches out a connecting rod along described disk spring group axis, and the end of this connecting rod is provided with bulb；
It is provided with two groups of precompressed pull bars with the diameter parallel of disk spring group respectively, each group of precompressed between described two floating platens
Pull bar is three less, and one of which is distributed in the center in the hole of disk spring group around the axisymmetrical of disk spring group, another group
It is distributed in the surrounding of disk spring group around the axisymmetrical of disk spring group；One of each group of precompressed pull bar is separately fixed at position
On the floating platen of disk spring group one, other end be each passed through positioned at disk spring group other end floating platen and
The dynamic pressure plate adjacent with this floating platen is fixed on a limit element；
Described limit element is respectively acting on the dynamic pressure plate at disk spring group two, by two groups of precompressed pull bars by two
The distance between block floating platen is limited to disk spring group and is compressed to length during default rigidity.
2. a kind of pull bar guide type disk spring three-dimensional shock isolation support according to claim 1 is it is characterised in that described
Limit element is hexagonal flange nut, and described precompressed pull bar is polished rod bolt, and the two is threaded to be fixed on.
3. a kind of pull bar guide type disk spring three-dimensional shock isolation support according to claim 1 and 2 is it is characterised in that institute
It is embedded with elastic polymer material on the surface that the dynamic pressure plate stated is contacted with limit element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610901529.XA CN106351349A (en) | 2016-10-17 | 2016-10-17 | Three-dimensional pull rod guide type belleville spring shock insulation support seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610901529.XA CN106351349A (en) | 2016-10-17 | 2016-10-17 | Three-dimensional pull rod guide type belleville spring shock insulation support seat |
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| Publication Number | Publication Date |
|---|---|
| CN106351349A true CN106351349A (en) | 2017-01-25 |
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ID=57866794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610901529.XA Pending CN106351349A (en) | 2016-10-17 | 2016-10-17 | Three-dimensional pull rod guide type belleville spring shock insulation support seat |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87100223A (en) * | 1987-02-07 | 1987-08-12 | 华东建筑设计院 | Prestressed damping spring vibration-reducing apparatus |
| CN200943268Y (en) * | 2006-09-11 | 2007-09-05 | 广州大学 | Improved tri-dimensional shock insulation device |
| CN201136517Y (en) * | 2007-12-18 | 2008-10-22 | 中国北车集团四方车辆研究所 | Bidirectional buffer for pulling-pressing conversion of elastic body |
| CN201561089U (en) * | 2009-11-26 | 2010-08-25 | 广州大学 | Tensile overlapped rubber vibration-isolated base |
| US7950633B2 (en) * | 2008-08-07 | 2011-05-31 | Drs Rsta, Inc. | Vibration isolator system |
| CN205276532U (en) * | 2015-12-24 | 2016-06-01 | 山东科技大学 | Three -dimensional shock insulation shock mount |
-
2016
- 2016-10-17 CN CN201610901529.XA patent/CN106351349A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87100223A (en) * | 1987-02-07 | 1987-08-12 | 华东建筑设计院 | Prestressed damping spring vibration-reducing apparatus |
| CN200943268Y (en) * | 2006-09-11 | 2007-09-05 | 广州大学 | Improved tri-dimensional shock insulation device |
| CN201136517Y (en) * | 2007-12-18 | 2008-10-22 | 中国北车集团四方车辆研究所 | Bidirectional buffer for pulling-pressing conversion of elastic body |
| US7950633B2 (en) * | 2008-08-07 | 2011-05-31 | Drs Rsta, Inc. | Vibration isolator system |
| CN201561089U (en) * | 2009-11-26 | 2010-08-25 | 广州大学 | Tensile overlapped rubber vibration-isolated base |
| CN205276532U (en) * | 2015-12-24 | 2016-06-01 | 山东科技大学 | Three -dimensional shock insulation shock mount |
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