CN206173791U - Ring attenuator subtracts isolation bearing - Google Patents
Ring attenuator subtracts isolation bearing Download PDFInfo
- Publication number
- CN206173791U CN206173791U CN201621197855.9U CN201621197855U CN206173791U CN 206173791 U CN206173791 U CN 206173791U CN 201621197855 U CN201621197855 U CN 201621197855U CN 206173791 U CN206173791 U CN 206173791U
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- Prior art keywords
- plate
- upper bracket
- vibration absorption
- annulus
- shock insulation
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- Withdrawn - After Issue
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Abstract
The utility model discloses a ring attenuator subtracts isolation bearing, including upper bracket board and bottom suspension bedplate to and set up upper bracket board and undersetting inter -plate subtract the shock insulation subassembly, still include the ring attenuator, it lies in the downthehole excessively of ring attenuator to subtract the shock insulation subassembly, four otic placodes that have the connecting hole are all put to ring attenuator circumference, relative a pair of otic placode is connected in the upper bracket board through corresponding connecting hole, and another is then connected in the bottom suspension bedplate through corresponding connecting hole the otic placode. The foundation the utility model discloses compact structure to it is better relatively to subtract the shock insulation effect.
Description
Technical field
The utility model is related to a kind of bridge pad, the specifically vibration absorption and isolation support with damper.
Background technology
Annulus damper, i.e. annular damper, are one kind of buffer damper, such as annular mild steel hysteresis damping
Device, is usually used in construction joint, its can under the plastic strain more than tens times of yield strain reciprocal transformation and will not be broken, it
Full in the reciprocal transformation hysteresis loop shape of plastic stage, energy consumption effect is preferable, so that inventor thinks to can apply to bridge
Beam support technical field, for damping（The vibrations that conventional vehicles pass through generation）, while also having good power consumption to make to earthquake
With, reduce the earthquake response of structure, structural damage can be effectively reduced.
There are long history, such as mild steel damper using damper in bridge pad, it is in bridge pad
Using relatively more, although however, mild steel damper has extraordinary energy-dissipating property, being applied on bridge pad and shape at present
Into soft damped cylinder vibration absorption and isolation support it is generally bulky, have a strong impact on its assembling and accumulating.Therefore, mild steel can be kept to damp
The good energy-dissipating property of device, and such vibration absorption and isolation support volume can be reduced, as problem demanding prompt solution.
Typically, such as Chinese patent literature CN102409609A, using elastic-plastic damper（Mild steel damper is wherein one
Kind）Coordinate the phase for the seismic energy that dissipates with speed lockup, it keeps the general structure of traditional ball-type bridge pad, Ji Qi centers
It is still spherical bearing part, elastic-plastic damper and speed lockup's device then is installed in the periphery of spherical bearing, compared to ball
Type bearing, it is at least doubled in the size of longitudinal direction or transverse direction, and volume is bigger than normal.
Similarly, Chinese patent literature CN201605530U is also to employ to increase mild steel in the periphery of traditional spherical bearing
The structure of damper, in the direction that increased mild steel damper, its size is two to three times of traditional spherical bearing.
Be reduce volume, Chinese patent literature CN105887668A, it uses butterfly spring（Elastomeric element also corresponds to resistance
Buddhist nun's device）Enter row buffering, it has a lead column, and is enclosed within one group of butterfly spring in lead column, comparatively speaking, butterfly
Spring is one kind of stiffness factor maximum in spring, but still poor compared to mild steel damper, therefore, its vertical direction
Size is bigger than normal, easy unstability, therefore, it is had in the periphery of butterfly spring and sets some c-type mild steel dampers, c-type is soft
Steel damper not only further increases the elasticity of bridge pad, and butterfly spring segmental stability can be made more preferable.But c-type
Structure belongs to a kind of bow-shaped structural, inevitably increases the volume of bow direction, and generally speaking, mild steel damper and butterfly
Structure produced by the collaboration of shape spring is partially complicated.
A kind of bridge pad is disclosed in Chinese patent literature CN205475715U, its basic structure is in traditional ball-type branch
The periphery of seat is provided with the circular spiral shape structure with up-down structure again, and this class formation will be set due to toroidal helical shape structure
In the periphery of traditional spherical bearing, than larger, especially, the toroidal helical shape structure being vertically arranged is mainly used in holding overall structure
The load of above-below direction is carried, the effect of this exactly traditional spherical bearing, cushioning effect in the horizontal direction is played and can be subject to
Influence.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of compact conformation, and damping and isolation effect is relatively preferable
Annulus damper vibration absorption and isolation support.
The utility model uses following technical scheme：
A kind of annulus damper vibration absorption and isolation support, including upper bracket plate and lower support plate, and be arranged on upper bracket plate and
Subtract shock insulation component between lower support plate, also including annulus damper；
The shock insulation component that subtracts is in the via of annulus damper；
Annulus damper is circumferentially equipped with four otic placodes with connecting hole；
A pair of relative otic placodes are connected to upper bracket plate by corresponding connecting hole, another then to pass through corresponding connecting hole to otic placode
It is connected to lower support plate.
Above-mentioned annulus damper vibration absorption and isolation support, alternatively, upper bracket plate and the position of institute connection otic placode contraposition be provided with to
The seat of lower overhanging；
Lower support plate is provided with the upward seat for overhanging with the position of institute's connection otic placode contraposition.
Alternatively, the seat for overhanging downwards is identical with the length for overhanging out of the upward seat for overhanging.
Alternatively, the seat is screw base, and correspondingly, otic placode is by the connection of screw with the connection of respective seat.
Alternatively, the shock insulation component that subtracts is for benzvalene form subtracts shock insulation component.
Alternatively, the benzvalene form subtracts shock insulation component for circular configuration, and rubber is provided with from bottom to top in the basin of tub configurations
Bearing plate, middle liner plate, and it is provided with slide plate in the upper surface of middle liner plate.
Alternatively, the slide plate is higher by the upper surface of tub configurations, and makes the lower surface of upper bracket plate and tub configurations
Anti-interference distance is reserved between upper surface.
Alternatively, the slide plate includes the plane slide plate directly coordinated with middle liner plate and is stacked in plane slide plate upper surface
Plane stainless steel plate.
Alternatively, pin-and-hole is provided with the center for subtracting shock insulation component, a safety pin upper end is connected to upper bracket plate, through pin-and-hole
It is connected with lower support plate afterwards.
Alternatively, the annulus damper between upper bracket plate and lower support plate in the centre of vertical direction.
Although in the utility model, annulus damper is still located on subtracting the periphery of shock insulation component, however, annulus damper
The deformation of its own is depended on to produce damping herein, the structure per side will both relative to the bridge pad of existing damp type
It is compact a lot.And the generation of its damping depends on entirety, rather than partial structurtes, so that the power consumption effect of entirety is more preferable.Thereby
Can be with the significantly more efficient damage or damage for reducing vibrations or earthquake to bridge structure.
Brief description of the drawings
Fig. 1 is to cut open structural representation according to a kind of master of annulus damper vibration absorption and isolation support of the present utility model.
Fig. 2 is to cut open structural representation corresponding to a left side of Fig. 1.
Fig. 3 is a kind of annulus damper overlooking the structure diagram.
In figure：1. upper bracket plate, 2. annulus damper, 3. via, 4. plane stainless steel plate, 5. plane slide plate, 6. safety
Sell, 7. middle liner plate, 8. rubber bearing plate, 9. tub configurations, 10. otic placode, 11. screws, 12. lower support plates, 13. screw bases,
14. screw bases.
Specific embodiment
A kind of annulus damper vibration absorption and isolation support shown in Fig. 1 and Fig. 2 substantially can be understood as in traditional benzvalene form bridge branch
Annulus damper 2 is set on the basis of seat, and it has the typical structure of traditional bridge pad, i.e. up-down structure, wherein upper bracket
Plate 1 is used to carry position, the part that the beam body or other needs of such as bridge are carried.Lower support plate 12 is typically mounted at for example
On bridge pier column.
Then subtract shock insulation component for setting between upper bracket plate 1 and lower support plate 12.
Upper bracket plate 1 and lower support plate 12 substantially can be understood as a up-down structure part, under vertical view state, upper bracket
Plate 1 and lower support plate 12 can be rectangular configurations（It is square on the high side）, or circular configuration, can in view of support when using
By property, lower support plate 12 is to the vector center of the support of upper bracket plate 1 substantially at the center of lower support plate 12.
It should be appreciated that because bridge pad can produce certain activity when in use, vector center is not necessarily strict
Fall at the center of lower support plate 12, but center is most basic referential or designing points.
So, as illustrated in fig. 1 and 2, the upper surface of upper bracket plate 1 is supporting surface, and the lower surface of lower support plate 12 is to install
Face, if using supporting surface and mounting surface as front, the back side of upper bracket plate 1 and lower support plate 12 is relative, and install just
Beginning state, upper bracket plate 1 is relative with the center of lower support plate 12.
Structure shown in Fig. 1 and Fig. 2, sets between upper bracket plate 1 and lower support plate 12 and subtracts shock insulation component, and is installing just
Under beginning state, subtract the center of shock insulation component, in specifically subtracting the vertical axes of shock insulation component and upper bracket plate 1 and lower support plate 12
The heart is coaxial.
Prior art is different from, annulus damper 2 is also equipped with Fig. 1 and Fig. 2；Fig. 3 then shows a kind of annulus damper 2
Structure, in figure, it has a ring body and four otic placodes 10, and wherein ring body should be using stiffness factor material system higher
Make, such as spring steel, and otic placode 10 can then use such as steelwork, be welded between otic placode 10 and ring body.
Distribution of the otic placode 10 in ring body is specially 4 along the axially uniform of ring body, two-by-two relatively, relative two
Direction is vertical, and one pair of which is used to be connected with upper bracket plate 1, another to being then connected with lower support plate 12.Under such configuration, relatively
Fixed lower support plate 12 equivalent to whole annulus damper vibration absorption and isolation support pedestal, upper bracket plate 1 it is mobile can produce it is right
The drawing of ring body, and power consumption is produced, after external force elimination, ring body carries out a certain degree of reset using the elasticity of itself.
Comparatively, shock insulation component is subtracted in the via 3 of annulus damper 2, the structure for being presented is although be also annulus
Damper 2 is located at the periphery for subtracting shock insulation component, but it is based on entirety, rather than partial structurtes, any one direction that it produces damping
Structural compactness to depend on partial structurtes to carry out damping compact more than existing.
And upper bracket plate 1 is connected to by corresponding connecting hole using relative a pair of otic placodes 10, it is another that otic placode 10 is then led to
The attachment structure that corresponding connecting hole is connected to lower support plate 12 is crossed, configuration structure is clear, simple structure, be easy to safeguard.
In order to eliminate interference as far as possible, upper bracket plate 1 is provided with downward overhanging with the position of the contraposition of institute's connection otic placode 10
Seat, structure accordingly, annulus damper 2 in addition to the otic placode 10 for being connected, with upper bracket plate 1 not in contact with so as to will not produce dry
Relate to, make overall deformation free degree Reliability comparotive good.
Correspondingly, lower support plate 12 is provided with the seat of upward overhanging with the position of the contraposition of institute's connection otic placode 10.
Additionally, the via 3 of annulus damper 2 subtracts shock insulation component for receiving, accommodate but do not contact, be also to avoid in deformation
During interfered by subtracting shock insulation component.
In the radial direction of annulus damper 2, the ring body of circular arc damper 2 is damped with the distance for subtracting shock insulation component not less than annulus
Device 2 crosses 1/6th of pore radius, and no more than annulus damper crosses 1/3rd of pore radius.
Preferably, the seat for overhanging downwards is identical with the length for overhanging out of the upward seat for overhanging, in other words, annulus damper
2 upper surface is the first distance, the lower surface of annulus damper 2 and the upper surface of lower support plate 12 with the lower surface of upper bracket plate 1
Be second distance, the second distance with first apart from equal so that generally speaking, under conditions of ring body axial length is certain,
Produce minimum with the possibility that upper bracket plate 1 and lower support plate 12 are interfered.
In the structure shown in Fig. 1 and Tu, the seat is screw base 13, screw base 14, correspondingly, otic placode 10 and respective seat
Connection be connection by screw 11, connection depending on screw anti-shear ability, therefore, screw 11 is using with polished rod
Screw, smooth bar part coordinates with otic placode 10, and structural strength is high, and anti-shear ability is strong.
The shock insulation component that subtracts shown in figure is that benzvalene form subtracts shock insulation component, and benzvalene form subtracts shock insulation component and shows in lower support plate 12
A tub configurations 9 are formed, generally with a cofferdam structure, the big portion in shock insulation part that subtracts for subtracting shock insulation component is placed in benzvalene form knot
In structure 9, good centralized positioning effect can be played.
Specifically, in certain embodiments, the benzvalene form subtracts shock insulation component for circular configuration, simple structure, and all tropisms
Matter is roughly the same.
It is provided with rubber bearing plate 8, middle liner plate 7 from bottom to top in the basin of tub configurations, and in the upper table of middle liner plate 7
Face is provided with slide plate.Wherein rubber bearing plate 8 subtracts function of shock insulation for offer, and slide plate is then used to provide the translation of upper bracket plate 1, drop
Low-friction coefficient.
Slide plate 1 and upper bracket plate 1 and lubricating grease can be enclosed between middle liner plate 7, friction system is reduced with further
Number.
Further, the slide plate is higher by the upper surface of tub configurations, and makes the lower surface and tub configurations of upper bracket plate 1
Upper surface between reserve anti-interference distance, reduce interference point, it is to avoid the constraint of hardness is encountered in slipping, and influences sliding
Or retardance is produced, cause structural failure.
Further, the slide plate includes the plane slide plate 5 directly coordinated with middle liner plate 7 and is stacked in plane slide plate 5
The plane stainless steel plate 4 of upper surface.
In preferred embodiment, pin-and-hole is provided with the center for subtracting shock insulation component, the upper end of a safety pin 6 is connected to upper bracket
Plate, through pin-and-hole after be connected with lower support plate.
Wherein safety pin 6 matches default such as earthquake intensity and is designed, when earthquake intensity reaches preset value, shearing
Pin 6 is failed, and slip is produced between middle liner plate 7 and plane slide plate 5, is to increase a sliding pair on the whole, participates in seismic energy dissipation.
And when earthquake intensity is less than preset value, shear pin 6 will not be cut（Ideally）, middle liner plate 7 with it is flat
Relative slip is not produced between face slide plate 5, is consumed energy against self-deformation.
Claims (10)
1. a kind of annulus damper vibration absorption and isolation support, including upper bracket plate（1）And lower support plate（12）, and it is arranged on upper bracket
Plate（1）And lower support plate（12）Between subtract shock insulation component, it is characterised in that also including annulus damper（2）；
The shock insulation component that subtracts is positioned at annulus damper（2）Via in；
Annulus damper（2）It is circumferential to be equipped with four otic placodes with connecting hole（10）；
A pair of relative otic placodes（10）Upper bracket plate is connected to by corresponding connecting hole（1）, it is another to otic placode（10）Then pass through phase
Connecting hole is answered to be connected to lower support plate（12）.
2. annulus damper vibration absorption and isolation support according to claim 1, it is characterised in that upper bracket plate（1）Be connected
Otic placode（10）The position of contraposition is provided with the seat of downward overhanging；
Lower support plate（12）With institute's connection otic placode（10）The position of contraposition is provided with the seat of upward overhanging.
3. annulus damper vibration absorption and isolation support according to claim 2, it is characterised in that the seat that overhangs downwards and outstanding upwards
The length for overhanging out of the seat stretched is identical.
4. the annulus damper vibration absorption and isolation support according to Claims 2 or 3, it is characterised in that the seat is screw base
（13、14）, correspondingly, otic placode（10）It is by screw with the connection of respective seat（11）Connection.
5. annulus damper vibration absorption and isolation support according to claim 1, it is characterised in that the shock insulation component that subtracts is for benzvalene form
Subtract shock insulation component.
6. annulus damper vibration absorption and isolation support according to claim 5, it is characterised in that the benzvalene form subtracts shock insulation component and is
Circular configuration, rubber bearing plate is provided with the basin of tub configurations from bottom to top（8）, middle liner plate（7）, and in middle liner plate
（7）Upper surface be provided with slide plate.
7. annulus damper vibration absorption and isolation support according to claim 6, it is characterised in that the slide plate is higher by tub configurations
Upper surface, and make upper bracket plate（1）Lower surface and tub configurations upper surface between reserve anti-interference distance.
8. annulus damper vibration absorption and isolation support according to claim 6, it is characterised in that the slide plate includes and middle lining
Plate（7）The plane slide plate for directly coordinating（5）Be stacked in plane slide plate（5）The plane stainless steel plate of upper surface（4）.
9. according to any described annulus damper vibration absorption and isolation support of claim 1,5-8, it is characterised in that in subtracting shock insulation component
Center be provided with pin-and-hole, a safety pin（6）Upper end is connected to upper bracket plate, through pin-and-hole after be connected with lower support plate.
10. annulus damper vibration absorption and isolation support according to claim 1, it is characterised in that the annulus damper（2）Position
In upper bracket plate（1）With lower support plate（12）Between in the centre of vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621197855.9U CN206173791U (en) | 2016-11-07 | 2016-11-07 | Ring attenuator subtracts isolation bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621197855.9U CN206173791U (en) | 2016-11-07 | 2016-11-07 | Ring attenuator subtracts isolation bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206173791U true CN206173791U (en) | 2017-05-17 |
Family
ID=58682836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621197855.9U Withdrawn - After Issue CN206173791U (en) | 2016-11-07 | 2016-11-07 | Ring attenuator subtracts isolation bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206173791U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436562A (en) * | 2016-11-07 | 2017-02-22 | 济南大学 | Shock absorbing and isolating support with ring damper |
| CN108643032A (en) * | 2018-03-29 | 2018-10-12 | 江南大学 | A kind of antidetonation bridge pad |
| CN110468696A (en) * | 2019-09-03 | 2019-11-19 | 中铁第四勘察设计院集团有限公司 | A kind of bridle iron with runback bit function |
-
2016
- 2016-11-07 CN CN201621197855.9U patent/CN206173791U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436562A (en) * | 2016-11-07 | 2017-02-22 | 济南大学 | Shock absorbing and isolating support with ring damper |
| CN106436562B (en) * | 2016-11-07 | 2017-12-15 | 济南大学 | Annulus damper vibration absorption and isolation support |
| CN108643032A (en) * | 2018-03-29 | 2018-10-12 | 江南大学 | A kind of antidetonation bridge pad |
| CN110468696A (en) * | 2019-09-03 | 2019-11-19 | 中铁第四勘察设计院集团有限公司 | A kind of bridle iron with runback bit function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20171215 |