CN206015513U - Hydraulic pressure fusing fluid damping bearing - Google Patents
Hydraulic pressure fusing fluid damping bearing Download PDFInfo
- Publication number
- CN206015513U CN206015513U CN201620846958.7U CN201620846958U CN206015513U CN 206015513 U CN206015513 U CN 206015513U CN 201620846958 U CN201620846958 U CN 201620846958U CN 206015513 U CN206015513 U CN 206015513U
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- China
- Prior art keywords
- hydraulic pressure
- piston
- fluid
- fuses
- damping bearing
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Abstract
The fluid damping bearing the utility model proposes a kind of hydraulic pressure fuses, including lower slider plate, bottom basin, spherical crown, piston and upper anchor plate, also include hydraulic pressure fusing fluid linking damper, common bearing and viscosity hydraulic damper are effectively integrated, make bearing that there is energy dissipation capacity and the characteristic of viscosity hydraulic damper, and there is hydraulic pressure fuse function, common hold-down support, consolidation bridge and bridge pier can be played a part of in normal conditions；Under earthquake operating mode, this utility model can play dissipation seismic energy, reduce the effect of seismic structural response, and follow rule F=CV in dissipation processα, the horizontal reacting force that F is provided by device, V are beam and relative velocity of the pier under earthquake, and α is Rate Index, in addition to the dissipation seismic energy of maximizing is also convenient for finite element simulation；Bridge seismic isolation design is simplified, the reliability of seismic isolation design is improve, the installation and maintenance of seismic isolation device is eliminated, while not affecting bridge appearance.This utility model damping and isolation effect is notable, easy maintenance, it will obtain significant economic and social benefit.
Description
Technical field
This utility model relates to bridge steel support, more particularly to a kind of hydraulic pressure fusing fluid damping bridle iron.
Background technology
Traditional antidetonation is mainly realized by increasing structure, component strength and ductility.Not only greatly increase in the method
Plus construction costs, even and if enhancing structure cannot also meet shockproof requirements in the case of some high earthquake intensities.
It is to change dynamic response characteristics of the structure in earthquake by being introduced into earthquake isolating equipment to subtract seismic isolation technology, so as to reduce ground
Shake input, additional power consumption mechanism as main antidetonation component, and supplemented by structural elements antidetonation.In the method, basic mesh
Be to greatly reduce the seismic force and energy being delivered in structure, its shock resistance is by the extending structure cycle, increases consumption
Can ability realizing.From the point of view of the bridge of various countries subtracts shock insulation applicable cases, adopted in current bridge seismic isolation design is main
Rubber support in layers, lead core rubber support and high-damp rubber support, and be typically mounted on bridge superstructure and bridge pier or
Between abutment.
Existing vibration absorption and isolation support is also faced with problems：Due to due to environmental protection, developed country is now less to be made
With the main force's lead core rubber support in script vibration absorption and isolation support, and another main shock insulation product layering rubber
Seat generally requires cooperation antivibrator to be used in conjunction with due to needing to control its excessive deformation under earthquake, this need each every
The maturation and the reliability for coordinating of shake product, while the complexity and cost for using is also increased, and high-damp rubber support needs
Guarantee to produce a large amount of stable performances and Reliable Products；In addition, shock isolating pedestal mostly is rubber and steel plate glued construction at present,
Service life under the conditions of exposing to the weather etc. is generally below bridle iron, and this will become the secret worry of whole vibration prevention system；Finally, from work
Journey cost angle, when bridge structure uses shock isolating pedestal, typically each Support Position is required for using shock isolating pedestal, and this also causes
Whole system cost is greatly improved.
At present, viscosity hydraulic damper is the best antidetonation product of generally acknowledged damping and isolation effect, installs this kind of product, needs
It is separately provided anchorage connector, tie-beam and substructure.This installation method causes antivibrator rigidity outside installation direction
Extra installation and maintenance is not only needed outside weakness, fatigue durability are poor, and the product often hangs on bridge structure, and is affected
Structure is attractive in appearance.
Utility model content
In view of this, the utility model proposes a kind of hydraulic pressure fusing fluid that can effectively subtract shock insulation, earthquake energy
Damping supporting seat.
The technical solution of the utility model is realized in：A kind of hydraulic pressure fusing fluid damping bearing, which includes gliding
Dynamic plate, bottom basin, spherical crown, piston and upper anchor plate, the lower slider plate and bottom basin are slidably connected in the horizontal direction, are arranged in bottom basin
There are spherical crown, spherical crown to include that circular bottom surface and hemisphere curved surface, piston base are provided with half spherical-concave-surface, the half spherical-concave-surface lid is located at hemisphere
On curved surface, piston and upper anchor plate are mutually permanently connected, and also include hydraulic pressure fusing fluid linking damper, hydraulic pressure fusing fluid linking damper
Including cylinder body, piston rod, piston head and high hydraulic pressure fusing valve group, piston head is arranged in cylinder body and cylinder body is divided into left and right two
Individual cavity, piston head both ends of the surface have been respectively fixedly connected with piston rod, are provided through hole on piston head, are provided with height in through hole
Hydraulic pressure fusing valve group, the hydraulic pressure fusing fluid linking damper are be arranged in parallel with lower slider plate and the horizontal glide direction of bottom basin, piston
Bar is fixed with lower slider plate, cylinder body carried out by bottom basin along central axis direction spacing.
On the basis of above technical scheme, it is preferred that also include guide rail, the guide rail is horizontally fixed on bottom basin bottom,
Lower slider plate surface is provided with horizontal concrete chute, and guide rail is nested in horizontal concrete chute, hydraulic pressure fusing fluid linking damper and guide rail parallel
Arrange.
On the basis of above technical scheme, it is preferred that the bottom basin includes the round basin main body of middle sinking and wing plate, institute
State wing plate to be provided with two pairs and be located at circle basin main body both sides respectively, hydraulic pressure fusing fluid linking damper is provided with two pairs, every a pair of wings
Plate supports the both ends of the surface of a cylinder body respectively.It is further preferred that the piston side is provided with circular step, circular step is stretched into
In circle basin main body and nested therewith.It is further preferred that the wing plate middle setting has through hole, piston rod to pass through through hole.Enter one
Step is preferred, also includes four fixed blocks, and fixed block is fixed on four angles of sliding panel, and fixed piston boom end.
On the basis of above technical scheme, it is preferred that hydraulic pressure fusing fluid linking damper also includes two end cap, and two end cap is close
Seal cylinder body both ends open and middle setting has through hole, piston rod to seal through through hole and therewith, fill in the cavity of left and right two
It is marked with damping fluid.
On the basis of above technical scheme, it is preferred that also include dust cover, the dust cover is nested outer on the piston rod
The part of dew.
On the basis of above technical scheme, it is preferred that be provided with friction at half spherical-concave-surface and hemisphere curved face contact
Pair, is provided with friction pair at circular bottom surface and lower slider plate.
On the basis of above technical scheme, it is preferred that the piston face offers cotter way along central shaft, upper anchor plate
Pin-and-hole is offered along central shaft, also includes shear pin, be arranged in cotter way and pin-and-hole.
Hydraulic pressure fusing fluid damping bearing of the present utility model is had the advantages that relative to prior art：
(1) common bearing and viscosity hydraulic damper has been effectively integrated, has made bearing that there is viscosity hydraulic damper
Energy dissipation capacity and characteristic, and there is hydraulic pressure fuse function, common hold-down support can be played a part of in normal conditions, consolidated
Bridge and bridge pier；Under earthquake operating mode, this utility model can play dissipation seismic energy, reduce the effect of seismic structural response, and
Rule F=CV is followed in dissipation processα, the horizontal reacting force that F is provided by device, V is beam and relative velocity of the pier under earthquake,
α is Rate Index, in addition to the dissipation seismic energy of maximizing is also convenient for finite element simulation；
(2) bridge seismic isolation design is simplified, the reliability of seismic isolation design is improve, the peace of seismic isolation device is eliminated
Dress and maintenance, while do not affect bridge appearance.Damping and isolation effect of the present invention is notable, easy maintenance, it will obtain significant economical
And social benefit.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the positive view of this utility model hydraulic pressure fusing fluid damping bearing；
Fig. 2 is the positive view of hydraulic pressure fusing fluid linking damper；
Fig. 3 is the part-structure sectional view of this utility model hydraulic pressure fusing fluid damping bearing；
Fig. 4 is lower slider plate, bottom basin and hydraulic pressure fusing fluid linking damper frock top view.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical scheme in this utility model embodiment
It is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, and not
It is whole embodiments.Embodiment in based on this utility model, those of ordinary skill in the art are not making creation
Property work under the premise of the every other embodiment that obtained, belong to the scope of this utility model protection.
With reference to Fig. 1, hydraulic pressure of the present utility model fuses fluid damping bearing, it include lower slider plate 2, bottom basin 4, spherical crown 5,
Piston 6 and upper anchor plate 7.
The lower slider plate 2 is fixed on bridge pier.Specifically, also include that lower anchorage rod iron 1, lower anchorage rod iron 1 are fixed and connected
Connect lower slider plate 2 and bridge pier.Corresponding, upper anchor plate 7 is fixed on bridge.Specifically, also include anchorage rod iron
8, upper anchorage rod iron 8 is fixedly connected anchor plate 7 and bridge.
Bottom basin 4 includes the round basin main body 41 of middle sinking and wing plate 42, is slidably connected with lower slider plate 2 in the horizontal direction.
Specifically, also include that guide rail 9, the guide rail 9 are horizontally fixed on 4 bottom of bottom basin, 2 surface of lower slider plate is provided with horizontal concrete chute,
Guide rail 9 is nested in horizontal concrete chute.
Thus, bottom basin 4 can be slided along the horizontal direction of guide rail 9 with respect to lower slider plate 2.Preferably, 4 bottom of bottom basin is with
2 surface of sliding panel is provided with friction pair 53, is easy to the two relative slip.
Spherical crown 5, is arranged in the round basin main body 41 of middle sinking, and spherical crown 5 includes circular bottom surface 51 and hemisphere curved surface 52, round bottom
Can slide in 41 surface thin tail sheep of circle basin main body in face 51.Preferably, the circular bottom surface 51 and 41 contact position of circle basin main body are provided with
Friction pair 53.52 chrome-faced of hemisphere curved surface.
6 bottom of piston is provided with half spherical-concave-surface 62, and the lid of half spherical-concave-surface 62 is located on hemisphere curved surface 52.Thus, piston 6
Can rotate along central shaft around spherical crown 5.Specifically, half spherical-concave-surface 62 is set along same center shaft-cup with hemisphere curved surface 52.Separately
On the one hand, piston 6 and upper anchor plate 7 are mutually permanently connected.Thus, upper anchor plate 7 can turn in the horizontal plane with respect to lower slider plate 2
Move and slide along 9 level of guide rail.Preferably, half spherical-concave-surface 62 is provided with friction pair 53 with 52 contact position of hemisphere curved surface.
As a kind of mode for being fixedly connected piston 6 and upper anchor plate 7.As shown in figure 1,6 surface of the piston is offered along central shaft
Cotter way 61, upper anchor plate 7 offer pin-and-hole 71 along central shaft, also include shear pin 72, are arranged in cotter way 61 and pin-and-hole 71.For
The displacement that spherical crown 5 slides is limited on 41 surface of circle basin main body, it is preferred that 6 side of piston is provided with circular step 63, ring-type platform
Rank 63 is stretched in round basin main body 41 and nested therewith.
Also include hydraulic pressure fusing fluid linking damper 3, as shown in Fig. 2 hydraulic pressure fusing fluid linking damper 3 includes cylinder body 32, lives
Stopper rod 33, piston head 31 and high hydraulic pressure fusing valve group 30, piston head 31 are arranged in cylinder body 32 and cylinder body 32 are divided into left and right
Two cavitys, respectively left side cavity 321 and right side cavity 322,31 both ends of the surface of piston head have been respectively fixedly connected with piston rod 33,
Hole 311 is provided through on piston head 31, high hydraulic pressure fusing valve group 30 is provided with through hole 311, and the hydraulic pressure fusing is viscid
Antivibrator 3 is be arranged in parallel with guide rail 9, and piston rod 33 is fixed with lower slider plate 2, and cylinder body 32 is being entered by bottom basin 4 along central axis direction
Row is spacing.Specifically, be closed when high hydraulic pressure fusing valve group 30 is flat, only certain threshold value is reached in its hydraulic pressure for bearing
After open.Specifically, hydraulic pressure fusing fluid linking damper 3 also includes two end cap 36,36 sealed cylinder block of two end cap, 32 both ends open and
Middle setting has through hole, piston rod 33 to seal through through hole and therewith, irrigates in left side cavity 321 and right side cavity 322
There is damping fluid 34.Thus, by arranging high hydraulic pressure fusing valve 30, under operation operating mode, the damping fluid 34 in cylinder body 32 is by high liquid
Pressure fusing valve group 30 completely cuts off, it is impossible to flowed to right side cavity 322 from left side cavity 321 by through hole 331, or from right side cavity
322 flow to left side cavity 321.Thus, piston rod 33 is fixed relative to cylinder body 32, so as to consolidate bearing so as in level side
Slided to producing relatively.When occur earthquake when, the horizontal loading suffered by this utility model bearing be high speed load, high hydraulic pressure
Fusing valve group 30 is in open mode, but damping fluid 34 cannot run through through hole 311 and flow in two chambers, so as to right
Piston rod 33 forms greatly reversely resistance, by the design of the valve group 30 that fuses high hydraulic pressure, resistance can be made to meet F=CVα(C
For damped coefficient, v is the relative velocity of beam and pier, and α is Rate Index).So as to reach the purpose for maximizing earthquake energy.
Now bridge and bridge pier can occur relative displacement.Specifically, the damping fluid 34 can adopt dimethicone.
Specifically, as shown in figure 3, combining Fig. 4, spacing in order to carry out to cylinder body 32, the wing plate 42 is provided with two pairs simultaneously
Circle basin main body 41 both sides are located at respectively, and hydraulic pressure fusing fluid linking damper 3 is provided with two pairs, and every a pair of wing plates 42 support a cylinder respectively
The both ends of the surface of body 32,42 middle setting of wing plate have through hole 421, piston rod 33 to pass through through hole 421.Specifically, for fixed piston
Bar 33 and lower slider plate 2, also include four fixed blocks 30, and fixed block 3 is fixed on 2 four angles of sliding panel, and fixed piston rod
33 ends.Thus, wing plate 42 can promote cylinder body 32 to move along the direction of horizontal guide rail 9 relative to piston rod 33.Specifically, as schemed
Shown in 4, also include that dust cover 35, the dust cover 35 are nested in the part that expose on piston rod 33.
The foregoing is only better embodiment of the present utility model, not in order to limit this utility model, all
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvements that is made etc. should be included in this practicality new
Within the protection domain of type.
Claims (10)
1. a kind of hydraulic pressure fuses fluid damping bearing, and which includes lower slider plate (2), bottom basin (4), spherical crown (5), piston (6) and upper
Anchor plate (7), lower slider plate (2) and bottom basin (4) are slidably connected in the horizontal direction, are provided with spherical crown (5) in bottom basin (4),
Spherical crown (5) includes circular bottom surface (51) and hemisphere curved surface (52), and piston (6) bottom is provided with half spherical-concave-surface (62), half ball impression
Face (62) lid is located on hemisphere curved surface (52), and piston (6) and upper anchor plate (7) are mutually permanently connected, it is characterised in that：Also include
Hydraulic pressure fusing fluid linking damper (3), hydraulic pressure fusing fluid linking damper (3) include cylinder body (32), piston rod (33), piston head (31)
With high hydraulic pressure fusing valve group (30), piston head (31) is arranged in cylinder body (32) and cylinder body (32) is divided into two chambeies in left and right
Body, piston head (31) both ends of the surface have been respectively fixedly connected with piston rod (33), be provided through hole (311), pass through on piston head (31)
Be provided with high hydraulic pressure fusing valve group (30) in perforation (311), hydraulic pressure fusing fluid linking damper (3) and lower slider plate (2) and
The horizontal glide direction of bottom basin (4) be arranged in parallel, and piston rod (33) is fixed with lower slider plate (2), and cylinder body (32) is along central shaft side
Spacing to being carried out by bottom basin (4).
2. hydraulic pressure as claimed in claim 1 fuses fluid damping bearing, it is characterised in that：Also include guide rail (9), the guide rail
(9) bottom basin (4) bottom is horizontally fixed on, and lower slider plate (2) surface is provided with horizontal concrete chute, and guide rail (9) is nested in horizontal concrete chute
Interior, hydraulic pressure fusing fluid linking damper (3) is be arranged in parallel with guide rail (9).
3. hydraulic pressure as claimed in claim 1 fuses fluid damping bearing, it is characterised in that：Described bottom basin (4) are included under centre
Heavy round basin main body (41) and wing plate (42), wing plate (42) are provided with two pairs and are located at circle basin main body (41) both sides respectively,
Hydraulic pressure fusing fluid linking damper (3) is provided with two pairs, and every a pair of wing plates (42) support the both ends of the surface of a cylinder body (32) respectively.
4. hydraulic pressure as claimed in claim 3 fuses fluid damping bearing, it is characterised in that：Piston (6) side is provided with
Circular step (63), circular step (63) stretch in round basin main body (41) and nested therewith.
5. hydraulic pressure as claimed in claim 3 fuses fluid damping bearing, it is characterised in that：Wing plate (42) middle setting has
Through hole (421), piston rod (33) pass through through hole (421).
6. hydraulic pressure as claimed in claim 3 fuses fluid damping bearing, it is characterised in that：Also include four fixed blocks (30),
Fixed block (3) is fixed on (2) four angles of sliding panel, and fixed piston rod (33) end.
7. hydraulic pressure as claimed in claim 1 fuses fluid damping bearing, it is characterised in that：Hydraulic pressure fusing fluid linking damper (3)
Also include that two end cap (36), two end cap (36) sealed cylinder block (32) both ends open and middle setting have through hole, piston rod (33)
Seal through through hole and therewith, in the cavity of left and right two, be perfused with damping fluid (34).
8. hydraulic pressure as claimed in claim 1 fuses fluid damping bearing, it is characterised in that：Also include dust cover (35), described
Dust cover (35) is nested in the part that expose on piston rod (33).
9. hydraulic pressure as claimed in claim 1 fuses fluid damping bearing, it is characterised in that：Half spherical-concave-surface (62) and hemisphere
Curved surface (52) contact position is provided with friction pair (53), and bottom basin (4) is provided with friction pair (53), round bottom with lower slider plate (2) surface
Face (51) and circle basin main body (41) contact position are provided with friction pair (53).
10. hydraulic pressure as claimed in claim 1 fuses fluid damping bearing, it is characterised in that：Piston (6) surface is along center
Axle offers cotter way (61), and upper anchor plate (7) offer pin-and-hole (71) along central shaft, also include shear pin (72), be arranged on pin
In groove (61) and pin-and-hole (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620846958.7U CN206015513U (en) | 2016-08-05 | 2016-08-05 | Hydraulic pressure fusing fluid damping bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620846958.7U CN206015513U (en) | 2016-08-05 | 2016-08-05 | Hydraulic pressure fusing fluid damping bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206015513U true CN206015513U (en) | 2017-03-15 |
Family
ID=58248556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620846958.7U Expired - Fee Related CN206015513U (en) | 2016-08-05 | 2016-08-05 | Hydraulic pressure fusing fluid damping bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206015513U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080096A (en) * | 2019-05-10 | 2019-08-02 | 河北航科工程检测设备技术有限公司 | Support |
| CN110158451A (en) * | 2019-06-27 | 2019-08-23 | 成都亚佳工程新技术开发有限公司 | A kind of prestressing force damping unit, prestressing force damping device and bridge |
-
2016
- 2016-08-05 CN CN201620846958.7U patent/CN206015513U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080096A (en) * | 2019-05-10 | 2019-08-02 | 河北航科工程检测设备技术有限公司 | Support |
| CN110158451A (en) * | 2019-06-27 | 2019-08-23 | 成都亚佳工程新技术开发有限公司 | A kind of prestressing force damping unit, prestressing force damping device and bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20190805 |