CN208440974U - A kind of multidirectional cooperative rotation one-way movable bridge pad - Google Patents
A kind of multidirectional cooperative rotation one-way movable bridge pad Download PDFInfo
- Publication number
- CN208440974U CN208440974U CN201821011859.2U CN201821011859U CN208440974U CN 208440974 U CN208440974 U CN 208440974U CN 201821011859 U CN201821011859 U CN 201821011859U CN 208440974 U CN208440974 U CN 208440974U
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- China
- Prior art keywords
- block
- seat board
- base plate
- upper base
- rotating block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 239000004519 grease Substances 0.000 claims description 25
- 229910001220 stainless steel Inorganic materials 0.000 claims description 19
- 239000010935 stainless steel Substances 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 12
- 229920001296 polysiloxane Polymers 0.000 claims description 10
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 8
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 8
- 229910000870 Weathering steel Inorganic materials 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 238000005461 lubrication Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000002079 cooperative effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004705 High-molecular-weight polyethylene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model discloses a kind of multidirectional cooperatives to rotate one-way movable bridge pad, including upper base plate, middle seat board and lower seat board, rotating block is equipped between the outer of lower seat board upper end on the inside of upper base plate block, the rotating block lateral surface is connect with upper base plate block inner sidewall planar slide, is globally slidably connected on medial surface with outside lower seat board upper end；Bottom surface is slidably connected with the block spherical surface that horizontally rotates that upper base plate stop bottom two sides are arranged in；There are rotating blocks to generate rotation displacement compensation adjusting gap between top surface and upper base plate block notch inner wall, it can realize that support is face contact stress between each component of normal use process, the stress concentration phenomenon for avoiding line face contact from generating, to extend service life significantly under the premise of meeting abutment safety, and then keep bridge construction safety higher, longer life expectancy, its structure is simple, manufacturing cost is low, install convenient, has good economic and practical and promotion prospect.
Description
Technical field
The utility model relates to a kind of multidirectional cooperatives to rotate one-way movable bridge pad, belong to bridge construction bridge branch
Seat field.
Background technique
Bridge pad is the important component for connecting bridge superstructure and substructure, it is by the construction of itself by top
Structural load generated reaction force and deformation are reliably delivered to substructure, but guarantee bridge upper and lower part structure temperature load,
Compatible deformation under concrete shrinkage and the factors such as creep.Currently, being usually used in highway, the support on railroad bridge is divided into fixation
Type, one-way type and multi-orientation type, one-way movable spherical bearing should meet vertical and horizontal direction bearing capacity requirement, while again
Meet the requirement of horizontal distortion and beam body corner.In terms of load, the horizontal force of conventional one-way movable spherical bearing receiving
It is usually no more than the 30% of vertical force, but since the special requirement in structure design will appear horizontal force close to even more than vertically
The case where power；In terms of displacement, when conventional one-way movable spherical bearing is rotated around principal direction, it is set to upper base plate and lower seat board
On stainless steel slide plate and polyfluortetraethylene plate between will generate a corner, friction is secondary to become line contact from face contact, makes to gather
Tetrafluoroethene plate generates apparent stress concentration phenomenon, the secondary breakdown speed of friction is exacerbated, if generating horizontal direction position simultaneously
It moves and when around the corner of auxiliary direction, the stress of polyfluortetraethylene plate will be more complicated, or even will appear stuck phenomenon, thus
The whole of support is caused to destroy.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of this multidirectional cooperatives to rotate one-way movable bridge pad,
It can be 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
One-way movable bridge pad is rotated, including upper base plate, middle seat board and lower seat board, the upper base plate include upper base plate block, top
Portion is equipped with boss, and lower end offers notch, and in the lower seat board upper end position notch, and middle seat board is placed in upper base plate and lower seat
Between plate, the upper base plate and middle seat board are that planar slide is connect, lower seat board with middle seat board is that spherical surface is slidably connected, on described
Rotating block, the rotating block lateral surface and upper base plate block are symmetrically arranged between seat board block inner sidewall and lower seat board upper end outer
Inner sidewall planar slide connection, medial surface are equipped with concave cylindrical structure, are equipped with and concave cylinder knot in lower seat board upper end outer
The matched convex cylindrical structure of structure, the two spherical surface are slidably connected；The rotating block bottom surface is equipped with convex spherical structure, the seat of honour
Plate stop bottom two sides, which are equipped with, horizontally rotates block, top surface be equipped with the matched concave spherical structure of convex spherical structure, two
Person's spherical surface is slidably connected；There are adjust gap between the rotating block top surface and upper base plate block notch inner wall.
The vertical rotating block for preventing rotating block sliding abjection is equipped on such rotation block both ends, lower seat board top, and
It is equipped between vertical rotating block and rotating block and adjusts gap.
Adjusting gap, rotating block and vertical rotating block between such rotation block top surface and upper base plate block notch inner wall
Between adjusting gap be not less than 10mm.
Such rotation block is high-quality weathering steel.
It is secondary that the plane junction of aforementioned upper base plate and middle seat board is equipped with the first friction；At lower seat board and middle seat board sphere-contact
It is secondary equipped with the second friction.
It is secondary that third friction is equipped at the plane contact of such rotation block lateral surface and upper base plate block；Medial surface and lower seat
It is secondary that the 4th friction is equipped at the sphere-contact of plate upper end outer；Bottom surface and horizontally rotate at block sphere-contact be equipped with the 5th friction
It is secondary.
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；Aforementioned 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 one-way movable bridge pad, including
Upper base plate, middle seat board and lower seat board, the middle seat board are located between upper base plate and lower seat board, and upper base plate and middle seat board are flat
Face is slidably connected, lower seat board is slidably connected with middle seat board for spherical surface, passes through the cunning in setting between seat board and upper base plate, lower seat board
Dynamic plane and sliding spherical surface are to meet relative displacement requirement when support works normally；On the inside of the upper base plate block with lower seat
Rotating block is symmetrically arranged between the outer of plate upper end, the rotating block lateral surface is connect with upper base plate block inner sidewall planar slide,
It is globally slidably connected outside medial surface and lower seat board upper end, slides lower seat board along middle seat board, and realize around vertical direction
Main axis or around its centre of sphere rotate；Upper base plate stop bottom two sides, which are equipped with, horizontally rotates block, and its with it is described
Rotating block bottom surface is also that spherical surface is slidably connected, to realize the rotation around the centre of sphere；The lower seat board both upper ends thereof is equipped with for limiting
Rotating block sliding abjection vertical rotating block, and between rotating block top surface and upper base plate block notch inner surface, rotating block
It is equipped between vertical rotating block and adjusts gap, guaranteed when support is subjected to displacement, the rotation of rotating block can be mended
It repays, to realize the multidirectional cooperative rotation of support；Vertical rotating block can prevent rotating block de- along support activity direction simultaneously
Out, to ensure that support is in normal operating conditions；Connect in addition, the connection of rotating block medial surface and downside is all made of spherical surface sliding
It connects, it is face contact stress that support, which may be implemented, between each component of normal use process, and line face contact is avoided to generate
Stress concentration phenomenon, to extend service life significantly under the premise of meeting abutment safety.
The utility model structure is simple, and manufacturing cost is low, install convenient, by setting rotating block and lower seat board, is connected to
The block spherical surface that horizontally rotates on upper base plate is slidably connected, and realizes the multidirectional cooperative sliding of support and rotation, while guaranteeing to slide
Dynamic is face contact stress between each component of rotation process, makes to be more uniformly stressed, improves support service life, into
And keeping bridge construction safety higher, longer life expectancy reduces bridge later maintenance and recondition, reduces bridge construction
Manpower and economic input have 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, a kind of multidirectional cooperative rotates one-way movable bridge pad, including upper base plate 1, middle seat board 2
With lower seat board 3, the upper base plate 1 includes upper base plate block 15 and the boss positioned at 15 top of upper base plate block, and the boss is logical
It crosses the modes such as anchor bolt or welding to fix with beam body, 15 lower end of upper base plate block offers notch, lower 3 upper end of the seat board position
It sets in notch, lower end is fixed by modes such as anchor bolt or welding with bridge pier；The middle seat board 2 be located at upper base plate 1 and lower seat board 3 it
Between and be slidably connected with them, specifically, the upper base plate 1 is that planar slide is connect, and is set in junction with middle seat board 2
There is the first friction pair 5, the first friction pair 5 includes pasting the mirror face stainless steel that thickness is not less than 3mm in 1 bottom surface of upper base plate
Plate, middle 2 upper surface of seat board embed the planar lasting board that thickness is not less than 7mm, and planar lasting board is the poly- second of modified ultra-high molecular mass
Alkene plate, and it is no more than the grease storage groove of 3mm in surface setting gap, 5201 silicone grease, the face equipped with 5201 silicone grease are equipped in grease storage groove
It is closely connected with mirror face stainless steel plate, so that its contact surface is formed adipose membrane, to slide back and forth in realization support upper base plate 1 along middle seat board 2
On the basis of reduce abrasion；Specifically, 2 lower surface of middle seat board is arcwall face structure, it is equipped on lower seat board matching
Arc groove, the two is slidably connected for spherical surface, and is equipped with the second friction pair 6 in junction, allows lower seat board 3 in
Seat board 2 slides back and forth or rotates around the arcwall face centre of sphere, and the second friction pair 6 includes that setting is pasted in middle 2 ball-type bottom surface of seat board
Thickness is not less than the mirror face stainless steel plate of 3mm, and spherical surface wearing plate is embedded in lower seat board ball-type groove, and spherical surface wearing plate is modified super
High molecular weight polyethylene plate, and it is no more than the grease storage groove of 3mm in surface setting gap, 5201 silicone grease are equipped in grease storage groove, are equipped with
The face of 5201 silicone grease and mirror face stainless steel plate are closely connected, its contact surface is made to form adipose membrane, to realize support relative to sliding or rotation
And reduce abrasion.
Rotating block 4, the rotation are symmetrically arranged between 3 upper end outer of 15 inner sidewall of upper base plate block and lower seat board
Block 4 uses high-quality weathering steel, and 4 lateral surface of rotating block is connect with the 15 inner sidewall planar slide of upper base plate block, and even
It meets place and is equipped with third friction pair 9, the third friction pair 9 is by SF-1B gib block and mirror face stainless steel board group to reduce mill
Consumption, and the SF-1B gib block is for cooperating support front-rear direction to be displaced；4 medial surface of rotating block is equipped with concave column
Face structure 12 is equipped with the convex cylindrical structure 11 to match with concave cylindrical structure 12 at the lower 3 upper end outer of seat board, makes to turn
It is globally slidably connected outside 4 medial surface of motion block and lower 3 upper end of seat board, allows rotating block 4 along the opposite sliding of middle seat board, and realize
It is rotated around the main axis of vertical direction or around its centre of sphere, is equipped with the 4th friction pair 10, the 4th friction pair 10 in junction
It is also by mirror face stainless steel plate and modified ultra-high molecular weight polyethylene board group at the two plate thickness may refer in the second friction pair 6
Requirement, and be no more than the grease storage groove of 3mm in the surface of modified ultra-high molecular weight polyethylene plate setting gap, be 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, institute
It states between 15 notch inner wall of 4 top surface of rotating block and upper base plate block there are certain interval, vertical when realizing that rotating block 4 is rotated
The bit shift compensation in direction；Convex spherical structure 13,1 two sides stop bottom of the upper base plate setting is arranged in 4 bottom of rotating block
Horizontally rotate block 7, uses bolt fastening in 15 bottom of upper base plate block specifically, horizontally rotating block 7, it is described to horizontally rotate
7 support rotating block of block, 4 position is equipped with concave spherical structure 14, it is matched with the convex spherical structure 13 of 4 bottom of rotating block,
So that the two spherical surface is slidably connected, to realize rotation of the support around its centre of sphere, be equipped with the 5th friction pair 16 in the connecting portion of the two,
The 5th friction pair 16 is also by mirror face stainless steel plate and modified ultra-high molecular weight polyethylene board group at and in modified superelevation point
The surface setting gap of sub- weight polyethylene board is no more than the grease storage groove of 3mm, is equipped with 5201 silicone grease in grease storage groove, is equipped with 5201 silicone grease
Face and mirror face stainless steel plate it is closely connected, make its contact surface formed adipose membrane, with reduce abrasion；Both ends, lower seat in the rotating block 4
Vertical rotating block 8 on plate 3, specifically, vertical rotating block 8 using bolt fastening in lower 3 both ends of seat board and respectively with rotation
Block 4 keeps certain interval, to realize that rotating block 4 carries out the bit shift compensation along support direction to it in multiple directions rotation, from
And support is made to meet the function that multidirectional cooperative rotates；The vertical rotating block 8 can prevent rotating block due to horizontal displacement
Excessive and generation abjection phenomenon.
Claims (10)
1. a kind of multidirectional cooperative rotates one-way movable bridge pad, including upper base plate (1), middle seat board (2) and lower seat board (3),
The upper base plate (1) includes upper base plate block (15), and top is equipped with boss, and lower end offers notch, on the lower seat board (3)
In end position notch, and middle seat board (2) is placed between upper base plate (1) and lower seat board (3), the upper base plate (1) and middle seat board
It (2) is that planar slide connects, lower seat board (3) is slidably connected with middle seat board (2) for spherical surface, it is characterised in that: in the upper base plate
Be symmetrically arranged with rotating block (4) between block (15) inner sidewall and lower seat board (3) upper end outer, rotating block (4) lateral surface with
Upper base plate block (15) inner sidewall planar slide connection, medial surface is equipped with concave cylindrical structure (12), in lower seat board (3) upper end
Outer is equipped with to be slidably connected with the matched convex cylindrical structure (11) of concave cylindrical structure (12), the two spherical surface；The rotating block
(4) bottom surface is equipped with convex spherical structure (13), and upper base plate block (15) two sides of the bottom, which are equipped with, horizontally rotates block (7),
Top surface is equipped with to be slidably connected with the matched concave spherical structure (14) of convex spherical structure (13), the two spherical surface；The rotating block
(4) there are adjust gap between top surface and upper base plate block (15) notch inner wall.
2. multidirectional cooperative according to claim 1 rotates one-way movable bridge pad, it is characterised in that: in the rotation
Both ends, lower seat board (3) top of block (4) are equipped with the vertical rotating block (8) for preventing rotating block (4) sliding abjection, and perpendicular
Gap is adjusted to being equipped between rotary block (8) and rotating block (4).
3. multidirectional cooperative according to claim 1 or 2 rotates one-way movable bridge pad, it is characterised in that: described turn
Adjusting gap, rotating block (4) and vertical rotating block (8) between motion block (4) top surface and upper base plate block (15) notch inner wall
Between adjusting gap be not less than 10mm.
4. multidirectional cooperative according to claim 3 rotates one-way movable bridge pad, it is characterised in that: the rotating block
It (4) is high-quality weathering steel.
5. multidirectional cooperative according to claim 1 rotates one-way movable bridge pad, it is characterised in that: the upper base plate
(1) it is equipped with first with the plane junction of middle seat board (2) and rubs secondary (5)；It is set at lower seat board (3) and middle seat board (2) sphere-contact
There is the second friction secondary (6).
6. multidirectional cooperative according to claim 5 rotates one-way movable bridge pad, it is characterised in that: described first rubs
Wipe secondary (5) and the second friction pair (6) by mirror face stainless steel and modified ultra-high molecular weight polyethylene board group at.
7. multidirectional cooperative according to claim 1 rotates one-way movable bridge pad, it is characterised in that: in the rotation
It is equipped with third at the plane contact of block (4) lateral surface and upper base plate block (15) inner sidewall and rubs secondary (9)；Medial surface and lower seat board
(3) it is equipped with the 4th at the sphere-contact of upper end outer and rubs secondary (10)；Bottom surface and horizontally rotates and be equipped with the at block (7) sphere-contact
Five rub secondary (16).
8. multidirectional cooperative according to claim 7 rotates one-way movable bridge pad, it is characterised in that: the described 4th rubs
Wipe 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 is rubbed
Secondary (9) are wiped to be made of SF-1B gib block and mirror face stainless steel.
9. the multidirectional cooperative according to claim 6 or 8 rotates one-way movable bridge pad, it is characterised in that: the mirror
The thickness of face stainless steel is not less than 3mm；The thickness of modified ultra-high molecular weight polyethylene plate is not less than 7mm, and in itself and mirror surface
The surface of stainless steel contact is equipped with the grease storage groove that gap is no more than 3mm, is equipped with lubricating grease in grease storage groove.
10. multidirectional cooperative according to claim 9 rotates one-way movable bridge pad, it is characterised in that: the lubrication
Rouge is 5201 silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821011859.2U CN208440974U (en) | 2018-06-28 | 2018-06-28 | A kind of multidirectional cooperative rotation one-way movable bridge pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821011859.2U CN208440974U (en) | 2018-06-28 | 2018-06-28 | A kind of multidirectional cooperative rotation one-way movable bridge pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208440974U true CN208440974U (en) | 2019-01-29 |
Family
ID=65087813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821011859.2U Withdrawn - After Issue CN208440974U (en) | 2018-06-28 | 2018-06-28 | A kind of multidirectional cooperative rotation one-way movable bridge pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208440974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570927A (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 one-way movable bridge pad |
-
2018
- 2018-06-28 CN CN201821011859.2U patent/CN208440974U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570927A (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 one-way movable bridge pad |
| CN108570927B (en) * | 2018-06-28 | 2024-07-09 | 贵州省交通规划勘察设计研究院股份有限公司 | Multidirectional coordinated rotation unidirectional movable bridge support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190129 Effective date of abandoning: 20240709 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190129 Effective date of abandoning: 20240709 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |