CN108505436A - A kind of torsion bearing with vertical displacement - Google Patents
A kind of torsion bearing with vertical displacement Download PDFInfo
- Publication number
- CN108505436A CN108505436A CN201810669755.9A CN201810669755A CN108505436A CN 108505436 A CN108505436 A CN 108505436A CN 201810669755 A CN201810669755 A CN 201810669755A CN 108505436 A CN108505436 A CN 108505436A
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- Prior art keywords
- base
- plate
- bearing
- bulb
- support
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/041—Elastomeric bearings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of torsion bearings with vertical displacement, include bearing top plate, base-plate, control position spring, are provided on bulb pedestal bulb pedestal at the bottom center of the bearing top plate and are equipped with support bulb；Support base is provided at the center of the base-plate, support bulb is placed in support base, the two globular hinge；Control position spring is four, is circumferentially evenly arranged between base-plate and bearing top plate centered on support base, sockets bearing top plate and base-plate.The present invention can provide the corner displacement coupled around X-axis, Y-axis, Z axis and three and vertical translation displacements, play the torsional amplitude of control bridge floor, change the effect of the Torsional Vibration Characteristics of bridge, and effectively avoid the brittle break of bridge pier and bridge floor junction, enhances the safety of bridge.Have many advantages, such as that applicability is wide, be easily installed, automatically reset, parts it is replaceable.
Description
Technical field
The present invention relates to a kind of bearings of suitable bridge, more particularly, to a kind of torsion bearing with vertical displacement.
Background technology
The floorings of bridge are normally supported on bridge pier, during the use of bridge, bridge by beam wind,
The effects that shake, bridge floor dynamic load, easy to produce the relative twisting movement of floorings and bridge pier.The normal use of bridge is influenced, even
Bridge structure can be caused fatigue rupture occur, the whole of bridge structure is also resulted in when serious and is destroyed, to the safety of bridge structure
And the operational safety of vehicle and the riding comfort of passenger bring prodigious influence on bridge.Therefore torsion bearing is such for solving
Problem is of great significance.
Invention content
The object of the present invention is to provide a kind of torsion bearing with vertical displacement, which is used for the bridge pier and bridge of bridge
Between face, which can provide the corner displacement coupled around X-axis, Y-axis, Z axis and three and vertical translation displacements, play control bridge
The torsional amplitude in face changes the effect of the Torsional Vibration Characteristics of bridge.
Of the existing technology in order to solve the problems, such as, the technical solution adopted by the present invention is：
A kind of torsion bearing with vertical displacement includes bearing top plate, base-plate, control position spring, the bearing top plate
Bottom center at be provided on bulb pedestal bulb pedestal support bulb be installed；It is provided at the center of the base-plate
Support base, support bulb are placed in support base, the two globular hinge；Control position spring is four, is with support base
Center is circumferentially evenly arranged between base-plate and bearing top plate, sockets bearing top plate and base-plate.
Further, the bearing top plate is in integrally round pie, and four mounting holes are circumferentially equal centered on bulb pedestal
It is even to be arranged at bearing ceiling edge and run through bearing top plate；Bearing top board undersurface is arranged at position corresponding with control position spring
There are four spring fixed seats.
Further, the bulb pedestal is cylinder and is fixed at bearing top board undersurface center, support bulb top
It is connect with bulb pedestal, is cylindrical structure, support bulb lower part is the semiglobe that diameter is less than bulb pedestal.
Further, the base-plate is in integrally round pie, and four mounting holes are circumferentially equal centered on support base
Even to be arranged in base-plate edge and run through base-plate, base-plate top surface is circumferentially evenly arranged to be fixed there are four spring
Seat.
Further, the support base includes that base outer wall, pedestal ball-and-socket and vertical elastic holder, base outer wall are in
Cylindrical shape is fixed at base-plate end face center, and pedestal ball-and-socket and vertical elastic branch are placed on inside base outer wall, pedestal ball
Nest is placed on vertical elastic holder.
Further, the outer eaves of the pedestal ball-and-socket is ring-shaped ball-and-socket outer wall, and outer diameter is similar to the internal diameter of base outer wall,
The two opposite can be slided, and be ball-and-socket Lower Hold inside pedestal ball-and-socket, and for placing support bulb, radius is similar to support bulb partly
Diameter, support bulb can be freely rotated in ball-and-socket Lower Hold, and ball-and-socket Lower Hold bottom is placed on vertical elastic holder.
Further, the vertical elastic holder includes holder apical ring, holder base ring and rack elasticity side plate, top of support
Ring and holder base ring arrange that the two center line line is vertical, and holder base ring outer diameter is similar to the internal diameter of base outer wall, holder up and down
Apical ring outer diameter is less than the internal diameter of base outer wall for disposing ball-and-socket Lower Hold, rack elasticity side plate shape uniform like the semi-circular of bending
It is symmetrically arranged between holder apical ring and holder base ring, and has just been connect with the two.
Further, the rack elasticity side plate is made by high resiliency mild steel material.
Further, control position spring uses extension spring, upper and lower side to be individually fixed in by spring fixed seat
On bearing top plate and base-plate, every control position spring specification and pretension it is identical, its drawknot effect undersetting top plate and
Keeping parallelism under base-plate original state.
Advantage for present invention is with advantageous effect：
A kind of torsion bearing with vertical displacement of the present invention, is suitable between the bridge pier and bridge floor of bridge, it is possible to provide around X-axis, Y
Axis, the corner displacement of Z axis and three's coupling and vertical translation displacements, play the torsional amplitude of control bridge floor, change the torsion of bridge
The effect of rotational oscillation dynamic characteristic, and the brittle break of bridge pier and bridge floor junction is effectively avoided, enhance the safety of bridge.The bearing
With enough initial torsion stiffness and initial vertical deviation rigidity, under small twisting vibration and vertical vibration, bearing ensures
Bridge floor is stablized.Under big twisting vibration and vertical vibration, it can effectively reduce, consume outside energy input, be propped up at the end of vibrations
Seat can automatically reset.The bearing has many advantages, such as that applicability is wide, is easily installed, automatically resets, parts are replaceable.
Description of the drawings
Fig. 1 is a kind of overall structure figure of the torsion bearing with vertical displacement of the present invention.
Fig. 2 is the structural schematic diagram of bearing top plate.
Fig. 3 is the structural schematic diagram of base-plate.
Fig. 4 is the structural schematic diagram of support base.
Fig. 5 is the partial schematic diagram of support base.
In figure：1 bearing top plate；2 base-plates；3 control position springs；4 bulb pedestals；5 support bulbs；6 spring fixed seats；7
Mounting hole；8 support bases；9 base outer walls；10 pedestal ball-and-sockets；11 vertical elastic holders；12 ball-and-socket outer walls；13 ball-and-socket Lower Holds；14
Holder apical ring；15 holder base rings；16 rack elasticity side plates.
Specific implementation mode
In order to further illustrate the present invention, the present invention is described in detail with reference to the accompanying drawings and embodiments, but not
They can be interpreted as limiting the scope of the present invention.
As shown in Figure 1, a kind of torsion bearing with vertical displacement of the present invention, it is possible to provide around X-axis, Y-axis, Z axis and three
The corner displacement of coupling and vertical translation displacements, and there is auto-reset function.The bearing is made of three parts from top to bottom：Branch
Seat top plate 1, control position spring 3, base-plate 2.Bearing top plate 1 and base-plate 2 are in oblate column, are arranged up and down, the two water
Flat projected area is identical, and base-plate 2 lifts bearing top plate 1 by support at the two center, at the same multiple control positions spring 3 with
It is evenly arranged in 2 periphery of bearing top plate 1 and base-plate with being centrosymmetric centered on support, is individually fixed in bearing top up and down
On the spring fixed seat 6 of plate 1 and base-plate 2, both drawknots, to provide torsion stiffness and torsional return.Control position spring 3 is adopted
With extension spring, each specification for controlling position spring 3 and pretension are identical.At the support at two plate centers, the support of bearing top plate 1
Bulb 5 is positioned in the support base 8 of base-plate 2, the two globular hinge, free to rotate, and can opposite sliding up and down.
As shown in Fig. 2, it is in oblate column that bearing top plate 1 is whole, four mounting holes 7, which are centrosymmetric, to be arranged in edge and passes through
Perforating branches seat top plate.There are one support and multiple spring fixed seats 6 for 1 sole arrangement of bearing top plate.It is supported in 1 bottom surface of bearing top plate
Between be arranged, by bulb pedestal 4 and support bulb 5 form.Bulb pedestal 4 is cylinder to be fixed in 1 bottom center of bearing top plate.Branch
It is that oblate rod structure is connect with bulb pedestal 4 to support 5 top of bulb, and the radius on 5 top of support bulb is less than the radius of bulb pedestal.
5 lower part of support bulb is the semiglobe that diameter is less than bulb pedestal 4.
As shown in figure 3, it is in oblate column that base-plate 2 is whole, four mounting holes 7, which are centrosymmetric, to be arranged in edge and passes through
Wear bottom plate.There are one support base 8 and multiple spring fixed seats 6 for 2 top surface of base-plate arrangement.Support base 8 is in base-plate 2
Setting among top surface.
As shown in Figure 4,5, support base 8 is made of base outer wall 9, pedestal ball-and-socket 10, vertical elastic holder 11.Outside pedestal
Wall 9 is cylindrical to be fixed on 2 end face center of base-plate.Pedestal ball-and-socket 10 and vertical elastic holder 11 are placed in base outer wall 9
Portion.10 outer eaves of pedestal ball-and-socket is ring-shaped ball-and-socket outer wall 12, and outer diameter is similar to the internal diameter of base outer wall 9, opposite can slide, interior
Portion is ball-and-socket Lower Hold 13, and bulb 5 is supported for placing, radius approximation and Probe-radius, to ensure support bulb 5 in it certainly
By rotating.Vertical elastic holder 11 is made of holder apical ring 14, holder base ring 15, rack elasticity side plate 16, while can be provided perpendicular
To bullet, modeling displacement.Holder apical ring 14, holder base ring 15 fix, supporting role, and rack elasticity side plate 16 provides elastic and plastic properties
Deformation.Holder apical ring 14 and about 15 holder base ring arrange that the two center line line is vertical.15 outer diameter of holder base ring is similar to bottom
The internal diameter of seat outer wall 9,14 outer diameter of holder apical ring are less than the internal diameter of base outer wall 9 for disposing ball-and-socket Lower Hold 13, rack elasticity side
16 shape of plate symmetrically is arranged in like the semi-circular of bending between holder apical ring 14 and holder base ring 15, and rigid with the two
It connects.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of torsion bearing with vertical displacement, it is characterised in that：It include bearing top plate（1）, base-plate（2）, control
Position spring（3）, bulb pedestal is provided at the bottom center of the bearing top plate（4）Support bulb is installed on bulb pedestal
（5）；The base-plate（2）Center at be provided with support base（8）, support bulb to be placed in support base, the two is spherical
It is hinged；Control position spring is four, be circumferentially evenly arranged in centered on support base base-plate and bearing top plate it
Between, socket bearing top plate and base-plate.
2. a kind of torsion bearing with vertical displacement according to claim 1, it is characterised in that：The bearing top plate is whole
Body is in round pie, and four mounting holes are circumferentially uniformly arranged at bearing ceiling edge centered on bulb pedestal and run through bearing
Top plate；There are four spring fixed seats for arrangement at bearing top board undersurface position corresponding with control position spring.
3. a kind of torsion bearing with vertical displacement according to claim 1 or 2, it is characterised in that：The bulb bottom
Seat is cylinder and is fixed in bearing top plate（1）At bottom center, support bulb top is connect with bulb pedestal, is cylinder knot
Structure, support bulb lower part are the semiglobes that diameter is less than bulb pedestal.
4. a kind of torsion bearing with vertical displacement according to claim 1, it is characterised in that：The base-plate is whole
Body is in round pie, and four mounting holes are circumferentially uniformly arranged in base-plate edge centered on support base and run through bearing
Bottom plate, base-plate top surface are circumferentially evenly arranged there are four spring fixed seat.
5. a kind of torsion bearing with vertical displacement according to claim 1 or 4, it is characterised in that：The support bottom
Seat includes base outer wall（9）, pedestal ball-and-socket（10）With vertical elastic holder（11）, base outer wall（9）It is cylindrical to be fixed on
Base-plate（2）At end face center, pedestal ball-and-socket（10）With vertical elastic holder（11）It is placed in base outer wall（9）Inside, pedestal
Ball-and-socket（10）It is placed in vertical elastic holder（11）On.
6. a kind of torsion bearing with vertical displacement according to claim 5, it is characterised in that：The pedestal ball-and-socket
（10）Outer eaves is ring-shaped ball-and-socket outer wall（12）, outer diameter is similar to base outer wall（9）Internal diameter, the two can opposite sliding, bottom
It is ball-and-socket Lower Hold inside seat ball-and-socket（13）, for placing support bulb（5）, radius be similar to support Probe-radius, support ball
Head（5）It can be freely rotated in ball-and-socket Lower Hold, ball-and-socket Lower Hold（13）Bottom is placed in vertical elastic holder（11）On.
7. a kind of torsion bearing with vertical displacement according to claim 5, it is characterised in that：The vertical elastic branch
Frame includes holder apical ring（14）, holder base ring（15）With rack elasticity side plate（16）, holder apical ring（14）With holder base ring
（15）Arrangement up and down, the two center line line is vertical, and holder base ring outer diameter is similar to base outer wall（9）Internal diameter, holder apical ring
（14）Outer diameter is less than base outer wall（9）Internal diameter for disposing ball-and-socket Lower Hold（13）, rack elasticity side plate（16）Shape is like bending
Semi-circular symmetrically be arranged in holder apical ring（14）With holder base ring（15）Between, and be connected with the two.
8. a kind of torsion bearing with vertical displacement according to claim 7, it is characterised in that：The rack elasticity side
Plate（16）It is made by high resiliency mild steel material.
9. a kind of torsion bearing with vertical displacement according to claim 1, it is characterised in that：Control position spring
（3）Using extension spring, upper and lower side is individually fixed in bearing top plate by spring fixed seat（1）And base-plate（2）On,
Every control position spring（3）Specification and pretension it is identical, its drawknot act on undersetting top plate（1）And base-plate（2）Initially
Keeping parallelism under state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669755.9A CN108505436A (en) | 2018-06-26 | 2018-06-26 | A kind of torsion bearing with vertical displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669755.9A CN108505436A (en) | 2018-06-26 | 2018-06-26 | A kind of torsion bearing with vertical displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108505436A true CN108505436A (en) | 2018-09-07 |
Family
ID=63403834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810669755.9A Pending CN108505436A (en) | 2018-06-26 | 2018-06-26 | A kind of torsion bearing with vertical displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108505436A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610302A (en) * | 2019-02-01 | 2019-04-12 | 青岛理工大学 | Combined type bridge Torsional Vibration Control system |
| CN112323618A (en) * | 2020-11-23 | 2021-02-05 | 常熟市宝德桥梁构件有限公司 | High-performance insulating damping bridge support |
-
2018
- 2018-06-26 CN CN201810669755.9A patent/CN108505436A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610302A (en) * | 2019-02-01 | 2019-04-12 | 青岛理工大学 | Combined type bridge Torsional Vibration Control system |
| CN109610302B (en) * | 2019-02-01 | 2023-09-29 | 青岛理工大学 | Composite bridge torsional vibration control system |
| CN112323618A (en) * | 2020-11-23 | 2021-02-05 | 常熟市宝德桥梁构件有限公司 | High-performance insulating damping bridge support |
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