CN208440973U - A kind of multidirectional cooperative rotation fixed bridge pad - Google Patents
A kind of multidirectional cooperative rotation fixed bridge pad Download PDFInfo
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- CN208440973U CN208440973U CN201821011134.3U CN201821011134U CN208440973U CN 208440973 U CN208440973 U CN 208440973U CN 201821011134 U CN201821011134 U CN 201821011134U CN 208440973 U CN208440973 U CN 208440973U
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- bridge
- bracket plate
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Abstract
The utility model discloses a kind of multidirectional cooperatives to rotate fixed bridge pad, including upper bracket plate, spherical crown liner plate and lower support plate, at the top of the upper bracket plate block inner sidewall and lower support plate it is outer peripherally between be equipped with along bridge to rotating block and direction across bridge rotating block, their lateral surface is connect with upper bracket plate block planar slide, medial surface is connect with lower support plate upper end outer spherical rotation, bottom surface is connect with the block spherical rotation that horizontally rotates for being connected in upper bracket plate stop bottom, there are adjust gap between upper bracket plate block notch inner wall for top surface, the multidirectional cooperative rotation of support can be achieved, its structure is simple, manufacturing cost is low, install convenient, by the way that multi-faceted spherical rotation connection is arranged, it between each component is face contact stress when realizing support work, significantly improve support service life, tool There are good economic and practical and promotion prospect.
Description
Technical field
The utility model relates to a kind of multidirectional cooperatives to rotate fixed bridge pad, belong to bridge construction bridge pad
Field.
Background technique
Bridge pad is the important component for connecting bridge superstructure and substructure, it can be by bridge superstructure
Counter-force and deformation are reliably delivered to substructure, while can coordinate bridge upper and lower part structure by the construction feature of itself again
Deformation under temperature load, concrete shrinkage and the factors such as creep.Currently, common bridge pad is divided into fixed, unidirectional
Type and multi-orientation type.Fixed support should also allow superstructure can be free at support other than transmitting horizontal and vertical power
Rotation.In terms of load, the horizontal force that conventional fixation spherical bearing is born is usually no more than the 30% of vertical force, but due to knot
Special requirement in structure design will appear horizontal force close to the case where being even more than vertical force；In terms of displacement, conventional fixation
When type spherical bearing is rotated around principal direction, the stainless steel slide plate and the polyfluortetraethylene plate that are set in upper bracket plate and lower support plate
Between will generate a corner, friction is secondary to become line contact from face contact, so that polyfluortetraethylene plate is generated apparent stress and concentrates
Phenomenon exacerbates the secondary breakdown speed of friction, if generated simultaneously around the corner of auxiliary direction, the stress of polyfluortetraethylene plate
To be more complicated, or even will appear stuck phenomenon, will be destroyed so as to cause the entirety of support.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of this multidirectional cooperative rotation fixed bridge pads, can
With overcome the deficiencies in the prior art.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions: a kind of multidirectional cooperative
Fixed bridge pad, including upper bracket plate, spherical crown liner plate and lower support plate are rotated, the upper bracket plate includes upper bracket plate gear
Block, top are equipped with boss, and lower end offers notch, and in the lower support plate upper end position notch, and spherical crown liner plate is placed in
Between upper bracket plate and lower support plate, the upper bracket plate and spherical crown liner plate are that planar slide connection, lower support plate and spherical crown serve as a contrast
Plate is spherical rotation connection, peripherally, is along the bridge symmetrically arranged with cross-bridges direction outside at the top of the lower support plate convex
Direction across bridge rotating block and suitable bridge is arranged to rotation in type cylindrical structure between convex cylindrical structure and upper bracket plate block inner sidewall
Block, the direction across bridge rotating block and suitable bridge are connect with upper bracket plate block inner wall planar slide to the lateral surface of rotating block；It is interior
Side is equipped with the concave cylindrical structure to match with convex cylindrical structure, is allowed to spherical rotation connection；Bottom surface is equipped with convex
Spherical structure, upper bracket plate stop bottom corresponding position, which is equipped with, horizontally rotates block, and top surface is equipped with and convex spherical surface knot
The matched concave spherical structure of structure is allowed to spherical rotation connection；There are tune between upper bracket plate block notch inner wall for top surface
Internode gap.
Aforementioned direction across bridge rotating block and along bridge to rotating block be high-quality weathering steel.
Aforementioned direction across bridge rotating block and suitable bridge are between the adjusting between rotating block top surface and upper bracket plate block notch inner wall
Gap is not less than 10mm.
It is secondary that the plane junction of aforementioned upper bracket plate and spherical crown liner plate is equipped with the first friction；Lower support plate and spherical crown liner plate ball
It is secondary that the second friction is equipped at face contact.
Aforementioned direction across bridge rotating block and along bridge at the plane contact of rotating block lateral surface and upper bracket plate block inner sidewall
It is secondary to be equipped with third friction；It is secondary that the 4th friction is equipped at medial surface and lower support plate upper end outer sphere-contact；Bottom surface and water
It is secondary that the 5th friction is equipped at flat rotary block sphere-contact.
Aforementioned first friction is secondary, the second friction is secondary, the 4th friction is secondary and the 5th friction pair is by mirror face stainless steel and modification
Ultra-high molecular weight polyethylene board composition；The third friction pair is made of SF-1B gib block and mirror face stainless steel.
The thickness of aforementioned mirror face stainless steel is not less than 3mm；The thickness of modified ultra-high molecular weight polyethylene plate is not less than 7mm,
And it is equipped with the grease storage groove that gap is no more than 3mm on the surface that it is contacted with mirror face stainless steel, is equipped with lubricating grease in grease storage groove.
Aforementioned lubricating grease is 5201 silicone grease.
Compared with the prior art, the utility model discloses a kind of multidirectional cooperative rotation fixed bridge pad, including upper
Support plate, spherical crown liner plate and lower support plate, the spherical crown liner plate is between upper bracket plate and lower support plate, and upper bracket plate
Be planar slide connection, lower support plate and spherical crown liner plate with spherical crown liner plate be that spherical rotation is connect, by setting spherical crown liner plate with
Slip plane and rotation spherical between upper bracket plate, lower support plate is to meet when support works normally around major and minor both direction
Corner requirement；At the top of the upper bracket plate block inner sidewall and lower support plate it is outer peripherally between be arranged along bridge to rotating block
With direction across bridge rotating block, connect to the lateral surface of rotating block and direction across bridge rotating block with upper bracket plate block planar slide along bridge
Connect, medial surface is connect with lower support plate upper end outer spherical rotation, bottom surface be connected in upper bracket plate stop bottom
The connection of block spherical rotation, top surface are horizontally rotated between upper bracket plate block notch inner wall there are gap is adjusted, and are guaranteed
When support is subjected to displacement, the rotation of rotating block can be compensated, to realize that the multidirectional cooperative of support turns.The design passes through more
Orientation is connected using spherical rotation, and it is face contact stress that support, which may be implemented, between each component of normal use process,
The stress concentration phenomenon for avoiding the generation of prior art middle line face contact, to prolong under the premise of meeting abutment safety significantly
Service life is grown.
The utility model structure is simple, and manufacturing cost is low, install convenient, is connected by the way that multi-faceted spherical rotation is arranged, real
Between each component it is face contact stress when having showed support work, makes to be more uniformly stressed, improve support service life,
And then keep bridge construction safety higher, longer life expectancy, and bridge later maintenance and recondition are effectively reduced, reduce bridge
The manpower and financial resources investment of beam construction, has good economic and practical and promotion prospect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is A in Fig. 1 to the schematic diagram of the section structure.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe:
As depicted in figs. 1 and 2, wherein Fig. 1 is the utility model along the bridge placement figure, and Fig. 2 is the utility model edge
Figure is placed in cross-bridges direction, and a kind of multidirectional cooperative rotates fixed bridge pad, comprising: upper bracket plate 1, spherical crown liner plate 2 and under
Support plate 3, boss of the upper bracket plate 1 including upper bracket plate block 15 and positioned at 15 top of upper bracket plate block are described convex
Platform is fixed by modes such as anchor bolt or welding with beam body, and 15 lower end of upper bracket plate block offers notch, the undersetting
In 3 upper end position notch of plate, lower end is fixed by modes such as anchor bolt or welding with bridge pier；The spherical crown liner plate 2 is located at upper bracket
It is slidably connected between plate 1 and lower support plate 3 and with them, specifically, the upper bracket plate 1 and spherical crown liner plate 2 are sliding for plane
Dynamic connection, and it is equipped with the first friction pair 6 in junction, the first friction pair 6 is included in 1 bottom surface of upper bracket plate and pastes thickness
Mirror face stainless steel plate not less than 3mm, 2 upper surface of spherical crown liner plate embed the planar lasting board that thickness is not less than 7mm, and plane is wear-resisting
Plate is modified ultra-high molecular weight polyethylene plate, and is no more than the grease storage groove of 3mm in surface setting gap, is equipped with 5201 in grease storage groove
Silicone grease, face and mirror face stainless steel plate equipped with 5201 silicone grease are closely connected, its contact surface is made to form adipose membrane, to prop up on realizing support
Seat board 1 along spherical crown liner plate 2 slide back and forth on the basis of reduce abrasion；Specifically, 2 lower surface of spherical crown liner plate is arcwall face knot
Structure, is equipped with matching arc groove in lower support plate, and the two is spherical rotation connection, and is equipped with second in junction
Friction pair 7 allows lower support plate 3 to slide back and forth along spherical crown liner plate 2 or rotate around the arcwall face centre of sphere, and second friction is secondary
7 include that 2 ball-type bottom surface of spherical crown liner plate is arranged in paste the mirror face stainless steel plate that thickness is not less than 3mm, 3 ball-type groove of lower support plate
Embedded spherical surface wearing plate, spherical surface wearing plate are modified ultra-high molecular weight polyethylene plate, and are no more than 3mm in surface setting gap
Grease storage groove, 5201 silicone grease are equipped in grease storage groove, face and mirror face stainless steel plate equipped with 5201 silicone grease are closely connected, make its contact surface shape
At adipose membrane, to realize support relative to sliding or rotate and reduce abrasion.
3 top of the lower support plate is outer to be peripherally arranged convex cylindrical structure 11 everywhere, and is wherein symmetrical arranged at two
Along the bridge, cross-bridges direction in addition is symmetricly set at two；In 15 inner sidewall of upper bracket plate block and convex cylinder knot
Direction across bridge rotating block 4 is set between structure 11 and is adopted along bridge to rotating block 5, the direction across bridge rotating block 4 and along bridge to rotating block 5
With high-quality weathering steel, the direction across bridge rotating block 4 and along lateral surface from bridge to rotating block 5 with 15 inner sidewall of upper bracket plate block
Planar slide connection, and it is equipped with third friction pair 9 in connecting portion, the third friction pair 9 is by being arranged in outside two rotating blocks
The SF-1B gib block of side and the mirror face stainless steel board group of 15 inner sidewall of upper bracket plate block is set to cooperate support edge
Direction across bridge and along bridge to a small amount of displacement of generation, and reduce abrasion；The direction across bridge rotating block 4 and suitable bridge are into rotating block 5
Side is equipped with the concave cylindrical structure 12 to match with convex cylindrical structure 11, connects its spherical rotation, specifically, described
Direction across bridge rotating block 4 may be implemented to rotate around the rotation of vertical principal direction or around its centre of sphere, and similarly, the suitable bridge is to rotating block 5
It may be implemented to rotate around the rotation of front and back auxiliary direction or around its centre of sphere, and be equipped with the 4th friction at their sphere-contact
Pair 10, the 4th friction pair 10 are also that the modification of mirror face stainless steel plate and thickness not less than 7mm by thickness not less than 3mm surpasses
High molecular weight polyethylene board group at, and the surface of modified ultra-high molecular weight polyethylene plate be equipped with gap be no more than 3mm depot fat
Slot, grease storage groove is interior to be equipped with 5201 silicone grease, and face and mirror face stainless steel plate equipped with 5201 silicone grease are closely connected, its contact surface is made to form rouge
Film, to reduce abrasion；The direction across bridge rotating block 4 and along bridge to 5 top surface of rotating block with 15 notch inner wall of upper bracket plate block
Between there are adjust gap, the adjustings gap be not less than 10mm, with realize support around master, width direction rotate when rotating block it is vertical
The compensation of displacement；The direction across bridge rotating block 4 and to 5 bottom of rotating block convex spherical structure 13 is respectively provided with along bridge；The upper branch
15 bottom corresponding position of seat board block, which is equipped with, horizontally rotates block 8, specifically, horizontally rotating block 8 along support direction across bridge and suitable
Bridge horizontally rotates 8 support rotating block position of block and is equipped with and convex to bolt fastening is all made of in 15 bottom of upper bracket plate block
The concave spherical structure 14 that spherical structure 13 matches, the two matches can realize support around the rotation in major and minor direction, tool respectively
Body, the suitable bridge can coordinate support around the rotation of principal direction to rotating block 5；Similarly, the direction across bridge rotating block 4 can be with
Coordinate support around the rotation of auxiliary direction, and is equipped with the 5th friction pair 16 at their sphere-contact, the 5th friction
Pair 16 is also the modified ultra-high molecular weight polyethylene plate of mirror face stainless steel plate and thickness not less than 7mm by thickness not less than 3mm
Composition, and it is equipped with the grease storage groove that gap is no more than 3mm on the surface of modified ultra-high molecular weight polyethylene plate, it is equipped in grease storage groove
5201 silicone grease, face and mirror face stainless steel plate equipped with 5201 silicone grease are closely connected, its contact surface is made to form adipose membrane, to reduce abrasion.
Claims (9)
1. a kind of multidirectional cooperative rotates fixed bridge pad, including upper bracket plate (1), spherical crown liner plate (2) and lower support plate
(3), the upper bracket plate (1) includes upper bracket plate block (15), and top is equipped with boss, and lower end offers notch, under described
In support plate (3) upper end position notch, and spherical crown liner plate (2) is placed between upper bracket plate (1) and lower support plate (3), described
Upper bracket plate (1) and spherical crown liner plate (2) are that planar slide connection, lower support plate (3) and spherical crown liner plate (2) are that spherical rotation connects
It connects, it is characterised in that: peripherally, be along the bridge symmetrically arranged with cross-bridges direction outside the lower support plate (3) top convex
Direction across bridge rotating block is arranged in type cylindrical structure (11) between convex cylindrical structure (11) and upper bracket plate block (15) inner sidewall
(4) and along bridge to rotating block (5), the direction across bridge rotating block (4) and along lateral surface from bridge to rotating block (5) and upper bracket plate
Block (15) inner wall planar slide connection；Medial surface is equipped with the concave cylindrical structure to match with convex cylindrical structure (11)
(12), it is allowed to spherical rotation connection；Bottom surface is equipped with convex spherical structure (13), and upper bracket plate block (15) bottom is corresponding
Position be equipped with horizontally rotates block (8), top surface be equipped with the matched concave spherical structure (14) of convex spherical structure (13), make
Spherical rotation connection；There are adjust gap between upper bracket plate block (15) notch inner wall for top surface.
2. multidirectional cooperative according to claim 1 rotates fixed bridge pad, it is characterised in that: the direction across bridge turns
Motion block (4) and along bridge to rotating block (5) be high-quality weathering steel.
3. multidirectional cooperative according to claim 1 or 2 rotates fixed bridge pad, it is characterised in that: the cross-bridges
It is not small to the adjusting gap between rotating block (5) top surface and upper bracket plate block (15) notch inner wall to rotating block (4) and suitable bridge
In 10mm.
4. multidirectional cooperative according to claim 1 rotates fixed bridge pad, it is characterised in that: the upper bracket plate
(1) it is equipped with first with the plane junction of spherical crown liner plate (2) and rubs secondary (6)；Lower support plate (3) connects with spherical crown liner plate (2) spherical surface
Synapsis is equipped with second and rubs secondary (7).
5. multidirectional cooperative according to claim 4 rotates fixed bridge pad, it is characterised in that: first friction
Secondary (6), second rub secondary (7) by mirror face stainless steel and modified ultra-high molecular weight polyethylene board group at.
6. multidirectional cooperative according to claim 1 rotates fixed bridge pad, it is characterised in that: the direction across bridge turns
Motion block (4) and along bridge to being equipped with third at the plane contact of rotating block (5) lateral surface and upper bracket plate block (15) inner sidewall
Rub secondary (9)；It is secondary (10) that the 4th friction is equipped at medial surface and lower support plate (3) upper end outer sphere-contact；Bottom surface and water
It is secondary (16) that the 5th friction is equipped at flat rotary block (8) sphere-contact.
7. multidirectional cooperative according to claim 6 rotates fixed bridge pad, it is characterised in that: the 4th friction
Secondary (10) and the 5th friction pair (16) by mirror face stainless steel and modified ultra-high molecular weight polyethylene board group at；The third friction
Secondary (9) are made of SF-1B gib block and mirror face stainless steel.
8. the multidirectional cooperative according to claim 5 or 7 rotates fixed bridge pad, it is characterised in that: the mirror surface
The thickness of stainless steel is not less than 3mm；The thickness of modified ultra-high molecular weight polyethylene plate be not less than 7mm, and its with mirror surface not
The surface of rust steel contact is equipped with the grease storage groove that gap is no more than 3mm, and grease storage groove is interior equipped with lubricating grease.
9. multidirectional cooperative according to claim 8 rotates fixed bridge pad, it is characterised in that: the lubricating grease is
5201 silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821011134.3U CN208440973U (en) | 2018-06-28 | 2018-06-28 | A kind of multidirectional cooperative rotation fixed bridge pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821011134.3U CN208440973U (en) | 2018-06-28 | 2018-06-28 | A kind of multidirectional cooperative rotation fixed bridge pad |
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| Publication Number | Publication Date |
|---|---|
| CN208440973U true CN208440973U (en) | 2019-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821011134.3U Active CN208440973U (en) | 2018-06-28 | 2018-06-28 | A kind of multidirectional cooperative rotation fixed bridge pad |
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| Country | Link |
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| CN (1) | CN208440973U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570926A (en) * | 2018-06-28 | 2018-09-25 | 贵州省交通规划勘察设计研究院股份有限公司 | A kind of multidirectional cooperative rotation fixed bridge pad |
| CN110258319A (en) * | 2019-07-26 | 2019-09-20 | 株洲时代新材料科技股份有限公司 | A kind of adaptive level angle shearing force tenon |
-
2018
- 2018-06-28 CN CN201821011134.3U patent/CN208440973U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570926A (en) * | 2018-06-28 | 2018-09-25 | 贵州省交通规划勘察设计研究院股份有限公司 | A kind of multidirectional cooperative rotation fixed bridge pad |
| CN110258319A (en) * | 2019-07-26 | 2019-09-20 | 株洲时代新材料科技股份有限公司 | A kind of adaptive level angle shearing force tenon |
| CN110258319B (en) * | 2019-07-26 | 2021-04-16 | 株洲时代新材料科技股份有限公司 | Self-adaptive horizontal corner shear tenon |
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