CN207919330U - A kind of novel bridge tension compression bearing - Google Patents
A kind of novel bridge tension compression bearing Download PDFInfo
- Publication number
- CN207919330U CN207919330U CN201820100282.6U CN201820100282U CN207919330U CN 207919330 U CN207919330 U CN 207919330U CN 201820100282 U CN201820100282 U CN 201820100282U CN 207919330 U CN207919330 U CN 207919330U
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- plate
- seat board
- spherical crown
- lower seat
- liner plate
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Abstract
The utility model is related to a kind of novel bridge tension compression bearings,Including upper base plate,Two guide pads,Clamping screw,Spherical crown liner plate,Lower seat board,Ball sliding block and resistance to plucking bolt,Two guide pads are symmetricly set on the bottom of upper base plate,Guide pad is fixedly connected by clamping screw with upper base plate,Shearing resistance platform is vertically equipped on the opposite side of two guide pads,Shearing resistance platform,The mobile groove slided for spherical crown liner plate is surrounded between guide pad and upper base plate,Lower seat board is arranged in the lower section of spherical crown liner plate,It is equipped in lower seat board and contains slot for accommodate ball sliding block,Ball sliding block is equipped with annular convex platform compatible with resistance to plucking bolt,The middle part of spherical crown liner plate is equipped with threaded hole compatible with resistance to plucking bolt,The middle part of lower seat board and ball sliding block is equipped with connecting hole,The connecting hole rear thread on connecting hole and lower seat board on resistance to plucking screw bolt passes ball sliding block is connected in the threaded hole in spherical crown liner plate.The apparatus structure is novel, easy for installation, and maintenance management is at low cost, strong applicability.
Description
Technical field
The utility model is related to technical field of bridge, and in particular to a kind of novel bridge tension compression bearing.
Background technology
Bridge pad is to connect the critical structural component of beam body and pier in bridge construction, and function is top
Structure is fixed on pier, bears the various power for acting on superstructure, and it is reliably transmitted to pier；In load, temperature, mix
Solidifying soil shrink and creep effects under, bearing adapts to corner and the displacement of superstructure, make superstructure can Free Transform without
Generate additional additional internal force.
Bridges in Our Country construction is with a long history, quickly grows, can divide by loading characteristic：Beam bridge, arcuately bridge, suspension bridge, tiltedly
Draw bridge, steel structure bridge and combined system birdge.Corresponding bridge pad technology is also developed rapidly, especially rubber support, ball
Shaped steel bearing etc. has played important function in each large and medium-sized bridge construction.With the rapid development of bridge technology, across great river bridge,
Sea-crossing bridge also achieves brilliant achievement across nullah bridge in the bridge construction in China.Such bridge be mostly suspension bridge, cable-stayed bridge,
Steel structure bridge and combined system birdge, due to the complexity of geography, geological conditions, natural environment and climate where it, beam body is drawn by alternation
The changeable complexity of the factors such as compressive load, horizontal displacement load, wind load, temperature loading.Therefore a kind of novel tension and compression ball-type branch is researched and developed
Seat, can meet under bearing actual condition to adapt to the Free Transform of beam body and superstructure, make its stress science, increase the bearing longevity
Life reduces the target that maintenance management cost is bridge pad technology continuous advancement.
Utility model content
In order to solve the above-mentioned technical problem, low, assembly that the purpose of this utility model is to provide a kind of manufacturing costs is simply
Novel bridge tension compression bearing.
The technical solution adopted in the utility model is：A kind of novel bridge tension compression bearing, including upper base plate, two guide pads,
Clamping screw, spherical crown liner plate, lower seat board, ball sliding block and resistance to plucking bolt, two guide pad are symmetricly set on the bottom of upper base plate,
The guide pad is fixedly connected by clamping screw with upper base plate, and shearing resistance is vertically equipped on the opposite side of two guide pad
Platform, surrounds the mobile groove slided for spherical crown liner plate between the shearing resistance platform, guide pad and upper base plate, and the two of the spherical crown liner plate
End sliding is arranged in mobile groove, and the lower seat board is arranged in the lower section of spherical crown liner plate, and the lower seat board is equipped with and spherical crown
The compatible spherical surface of liner plate, is equipped with the slot that contains for accommodating ball sliding block in the lower seat board, and the ball sliding block is equipped with and anti-
The compatible annular convex platform of bolt is pulled out, the middle part of the spherical crown liner plate is equipped with threaded hole compatible with resistance to plucking bolt, under described
The middle part of seat board and ball sliding block is equipped with connecting hole, on the connecting hole and lower seat board on the resistance to plucking screw bolt passes ball sliding block
Connecting hole rear thread is connected in the threaded hole in spherical crown liner plate.
A kind of novel bridge tension compression bearing as described above, further illustrates to be that the upper base plate bottom is fixed with flat
Face steel plate, for the plane steel plate between two guide pads, the spherical crown liner plate is equipped with annular wearing plate, the spherical crown liner plate
It is equipped with annular groove compatible with annular wearing plate, the lower end of the annular wearing plate is located in annular groove, and upper end is located at ring
Outside shape slot.
A kind of novel bridge tension compression bearing as described above, further illustrates and is, on the inner side surface of the mobile groove
It is equipped with side steel plate, the end surface that the spherical crown liner plate is located in mobile groove is equipped with wearing plate.
A kind of novel bridge tension compression bearing as described above, further illustrates and is, between the spherical crown liner plate and lower seat board,
Spherical surface annular wearing plate is equipped between lower seat board and ball sliding block.
A kind of novel bridge tension compression bearing as described above, further illustrates to be the top of the lower seat board and ball sliding block
It is equipped with groove compatible with spherical surface annular wearing plate, the lower end of the annular wearing plate is located in groove.
The utility model has the beneficial effects that：1, existing positioning pin is replaced by the way that shearing resistance platform is arranged on guide pad, it is fixed
Position pin and hole are interference fit, and required precision is higher, and manufacture efficiency and cost are significantly higher, and horizontal force situation is by processing essence
Degree is affected, and by force estimation inaccuracy, by being set as, shearing resistance platform is easy to process and horizontal stress state is good；2, by setting
The resistance to plucking bolt set, the seat board under cooperation, to realize under arbitrary corner displacement, when the guide pad tension of both sides, resistance to plucking bolt is also
Tension, and isoceles triangle stress model is formed with both sides tension position, pulling force is easy to balance, and keeps the bearing tension moment of flexure smaller,
Unilateral side tension phenomenon when avoiding bearing tension operating mode；3, by the multiple wearing plates being further arranged, to form multigroup rub
Pair is wiped, can fully realize the creep under horizontal displacement, angular displacement and wind load, temperature, concrete shrinkage and creep effect, quickly
The rebalancing for reaching power realizes the dynamic balancing of bearing, increases the bearing service life；4 at the same the apparatus structure it is novel, easy for installation,
Maintenance management is at low cost, strong applicability, and the features such as reduce manufacturing cost.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is A enlarged views in Fig. 1.
In figure：1, upper base plate；2, two guide pad；3, clamping screw；4, spherical crown liner plate；5, lower seat board；6, ball sliding block；7, resist
Pull out bolt；8, shearing resistance platform；9, slot is contained；10, annular convex platform；11, plane steel plate；12, annular wearing plate；13, side steel plate；
14, wearing plate；15, spherical surface annular wearing plate.
Specific implementation mode
The utility model embodiment is further elaborated below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of novel bridge tension compression bearing provided in this embodiment, including upper base plate 1, two are oriented to
Block 2, clamping screw 3, spherical crown liner plate 4, lower seat board 5, ball sliding block 6 and resistance to plucking bolt 7, two guide pad 2 are symmetricly set on
The bottom of seat board 1, the guide pad 2 are fixedly connected by clamping screw 3 with upper base plate 1, and the specific guide pad 2 is item
Shape structure, it is quicker for the ease of the connection between guide pad 2 and upper base plate 1, it can be arranged on the guide pad 2 shallower
Protrusion, it is specific as shown, this is a kind of preferred embodiment certainly, do not limit here.
Shearing resistance platform 8, the shearing resistance platform 8, guide pad 2 and upper base plate 1 are vertically equipped on the opposite side of two guide pad 2
Between surround the mobile groove slided for spherical crown liner plate 4, the both ends sliding of the spherical crown liner plate 4 is arranged in mobile groove, from
And according to onsite application situation, position is finely adjusted, existing positioning pin is replaced by the way that shearing resistance platform 8 is arranged on guide pad 2,
Positioning pin is interference fit with hole, and required precision is higher, and manufacture efficiency and cost are significantly higher, and horizontal force situation is processed
Precision is affected, and by force estimation inaccuracy, by being set as, shearing resistance platform 8 is easy to process and horizontal stress state is good.As
It is preferred that side steel plate 13 can be equipped on the inner side surface of the mobile groove, the spherical crown liner plate 4 is located at mobile groove
Interior end surface is equipped with wearing plate 14, by the side steel plate 13 and wearing plate 14 of setting, can constitute sliding friction pair,
To adapt under bearing horizontal impact not " stuck ", to reduce friction coefficient, it is easy to slide consumption level kinetic energy.
Occur to connect firmly similarly in order to avoid spherical crown liner plate 4 is when being slided, between the spherical crown liner plate 4 and upper base plate 1
It touches, to cause the abrasion between spherical crown liner plate 4 and upper base plate 1 excessive, plane can be fixed in 1 bottom of the upper base plate
Steel plate 11, for the plane steel plate 11 between two guide pads 2, the spherical crown liner plate 4 is equipped with annular wearing plate 12, the ball
It is preced with liner plate 4 and is equipped with annular groove compatible with annular wearing plate 12, the lower end of the annular wearing plate 12 is located in annular groove,
Upper end is located at outside annular groove, secondary by plane steel plate 11 and the annular composition of wearing plate 12 friction, reduces sliding friction system, prolongs
The service life of the device is grown, this is a kind of preferred embodiment certainly.
The lower seat board 5 is arranged in the lower section of spherical crown liner plate 4, and the lower seat board 5 is equipped with compatible with spherical crown liner plate 4
Spherical surface is equipped in the lower seat board 5 and contains slot 9 for accommodate ball sliding block 6, and the ball sliding block 6 is equipped with and 7 phase of resistance to plucking bolt
The annular convex platform 10 of adaptation, to realize the fixation to resistance to plucking bolt 7 by annular convex platform 10, in the spherical crown liner plate 4
Portion is equipped with threaded hole compatible with resistance to plucking bolt 7, and the middle part of the lower seat board 5 and ball sliding block 6 is equipped with connecting hole, the resistance to plucking
Bolt 7 sequentially passes through the spiral shell that the connecting hole rear thread on connecting hole and lower seat board 5 on ball sliding block 6 is connected in spherical crown liner plate 4
In pit, by the resistance to plucking bolt 7 of setting, the seat board 5 under cooperation, with realize under arbitrary corner displacement, both sides guide pad 2 by
When drawing, the also tension of resistance to plucking bolt 7, and isoceles triangle stress model is formed with both sides tension position, pulling force is easy to balance, and makes the branch
Seat tension moment of flexure is smaller, unilateral side tension phenomenon when avoiding bearing tension operating mode.
Preferably, can be equipped between the spherical crown liner plate 4 and lower seat board 5, between lower seat board 5 and ball sliding block 6
Spherical surface annular wearing plate 15 can be further equipped with resistance to spherical surface annular at the top of the lower seat board 5 and ball sliding block 6
The lower end of 15 compatible groove of nog plate, the annular wearing plate 15 is located in groove, by the annular wearing plate 15 of setting from
And multigroup friction pair is formed, it can fully realize horizontal displacement, angular displacement and wind load, temperature, concrete shrinkage and creep effect
Under creep, be rapidly achieved the rebalancing of power, realize the dynamic balancing of bearing, increase the bearing service life, to avoid spherical crown liner plate 4
When being rotated, hard friction occurs between spherical crown liner plate 4 and lower seat board 5, between lower seat board 5 and ball sliding block 6, improves the dress
The service life set, while the apparatus structure is novel, easy for installation, maintenance management is at low cost, strong applicability, and reduces manufacture
The features such as cost.
The utility model is not limited to examples detailed above, in claims limited range of the utility model, this
The various deformations or amendments that field technology personnel can make without creative work are protected by this patent.
Claims (5)
1. a kind of novel bridge tension compression bearing, it is characterised in that：Including upper base plate, two guide pads, clamping screw, spherical crown liner plate,
Lower seat board, ball sliding block and resistance to plucking bolt, two guide pad are symmetricly set on the bottom of upper base plate, and the guide pad passes through lock
Tight bolt is fixedly connected with upper base plate, and shearing resistance platform is vertically equipped on the opposite side of two guide pad, and the shearing resistance platform is oriented to
Surround the mobile groove slided for spherical crown liner plate between block and upper base plate, it is recessed that the both ends sliding of the spherical crown liner plate is arranged in movement
In slot, the lower seat board is arranged in the lower section of spherical crown liner plate, and the lower seat board is equipped with spherical surface compatible with spherical crown liner plate, institute
The slot that contains being equipped in lower seat board for accommodating ball sliding block is stated, the ball sliding block is equipped with convex annular compatible with resistance to plucking bolt
The middle part of platform, the spherical crown liner plate is equipped with threaded hole compatible with resistance to plucking bolt, is set in the middle part of the lower seat board and ball sliding block
There is connecting hole, the connecting hole rear thread on connecting hole and lower seat board on the resistance to plucking screw bolt passes ball sliding block is connected to ball
It is preced in the threaded hole on liner plate.
2. a kind of novel bridge tension compression bearing according to claim 1, it is characterised in that：The upper base plate bottom is fixed and is set
There is plane steel plate, for the plane steel plate between two guide pads, the spherical crown liner plate is equipped with annular wearing plate, the spherical crown
Liner plate is equipped with annular groove compatible with annular wearing plate, and the lower end of the annular wearing plate is located in annular groove, upper end position
In outside annular groove.
3. a kind of novel bridge tension compression bearing according to claim 1, it is characterised in that：The inside side of the mobile groove
Side steel plate is equipped on face, the end surface that the spherical crown liner plate is located in mobile groove is equipped with wearing plate.
4. a kind of novel bridge tension compression bearing according to claim 1, it is characterised in that：The spherical crown liner plate and lower seat board
Between, between lower seat board and ball sliding block be equipped with spherical surface annular wearing plate.
5. a kind of novel bridge tension compression bearing according to claim 4, it is characterised in that：The lower seat board and ball sliding block
Top is equipped with groove compatible with spherical surface annular wearing plate, and the lower end of the annular wearing plate is located in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820100282.6U CN207919330U (en) | 2018-01-22 | 2018-01-22 | A kind of novel bridge tension compression bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820100282.6U CN207919330U (en) | 2018-01-22 | 2018-01-22 | A kind of novel bridge tension compression bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207919330U true CN207919330U (en) | 2018-09-28 |
Family
ID=63604674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820100282.6U Active CN207919330U (en) | 2018-01-22 | 2018-01-22 | A kind of novel bridge tension compression bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207919330U (en) |
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2018
- 2018-01-22 CN CN201820100282.6U patent/CN207919330U/en active Active
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