CN106869019B - A kind of highway bridge pot rubber bearing unidirectionally moved - Google Patents

A kind of highway bridge pot rubber bearing unidirectionally moved Download PDF

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Publication number
CN106869019B
CN106869019B CN201710284167.9A CN201710284167A CN106869019B CN 106869019 B CN106869019 B CN 106869019B CN 201710284167 A CN201710284167 A CN 201710284167A CN 106869019 B CN106869019 B CN 106869019B
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China
Prior art keywords
plate
threaded hole
basin
tapped
hole
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CN201710284167.9A
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CN106869019A (en
Inventor
刘丽
索菲亚汉姆
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Huangbe Engineering Rubber and Plastics Co., Ltd., Hengshui City, Hebei
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HUANGBE ENGINEERING RUBBER AND PLASTICS Co Ltd HENGSHUI CITY HEBEI
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/04Bearings; Hinges
    • E01D19/042Mechanical bearings
    • E01D19/047Pot bearings

Abstract

The invention discloses a kind of highway bridge pot rubber bearings unidirectionally moved, including bottom basin and top plate, there is the first connecting plate on a bottom basin left side, on have the first threaded hole group, second threaded hole group and third threaded hole group, there is the second connecting plate on the bottom basin right side, above there is the 4th threaded hole group, the 5th threaded hole group and the 6th threaded hole group, there is first baffle on first connecting plate, realizing middle limiting plate, second baffle have first baffle on the second connecting plate, realizing middle limiting plate, second baffle, top plate have left and right sides threaded hole group, above each there are one buffing pads.The present invention on existing unidirectional mobile pot rubber bearing by being transformed, it is at low cost, using modular interface, maintainability is improved, unidirectionally movement is limited, ensure that the safety of bridge, top plate blocks buffing pad, it avoids top plate to be detached from tetrafluoro plate, unidirectional mobile or upward impact energy is converted, the bearing service life is improved.

Description

A kind of highway bridge pot rubber bearing unidirectionally moved
Technical field
The present invention relates to civil construction field, specially a kind of highway bridge pot rubber bearing unidirectionally moved.
Background technology
Pot rubber bearing is steel member and bridge pad made of building rubber compound, has large carrying capacity, horizontal displacement The advantages that amount is big, rotation is flexible needs, by the limitation in one direction of bridge moving direction, to protect according to the actual conditions of bridge The safety of bridge is demonstrate,proved, and improves the service life.Unidirectional mobile pot rubber bearing from the bottom up by bottom basin, rubber slab, middle steel plate, Tetrafluoro plate, stainless steel slide plate, top plate and the steel bar of the inactive side of top plate composition, top plate are fixed with girder by anchor bolt, bottom Basin is fixed by anchor bolt and bridge pier.Unidirectional rubber support is used cooperatively with hold-down support, is slided by tetrafluoro plate and stainless steel Low-friction coefficient between plate realizes that displacement of the girder along bridge length direction, this design can meet daily need, but It is when encountering the emergency situations such as earthquake, no special arrangement carries out displacement limitation, be easy to cause expendable displacement, while this Kind displacement impact is huge, and damage is easily caused to bridge;When bridge encounters the big seismic wave of upper and lower amplitude, existing basin type rubber branch The two-way limitation of the not no vertical direction of seat, its top plate may be detached from tetrafluoro plate, cause to destroy increasing.
Invention content
The purpose of the present invention is to provide a kind of highway bridge pot rubber bearings unidirectionally moved, solve existing basin The problem of formula rubber support does not have unidirectional horizontal displacement to limit, no vertical two-way limitation avoids pot rubber bearing level The case where causing expendable displacement, top plate and the disengaging of tetrafluoro plate.
To achieve the above object, the present invention provides the following technical solutions:A kind of highway bridge basin type rubber unidirectionally moved Bearing, including bottom basin and top plate, the bottom basin use the chassis of common road bridge basin-type rubber support, have on the left side of bottom basin The shape of first connecting plate, first connecting plate is cuboid, the distance between two sides and both sides above and below bottom basin above and below it The distance between face is identical, two seamed edge adverse slope mouths above and below the long side surface on the right of it, its bottom surface and the bottom surface pair of bottom basin Together, its upper side and the alignment of the upper side of bottom basin, its downside and the downside alignment of bottom basin, it has the long side of groove Face and the left side of bottom basin are adjacent to, groove and the bottom basin left side full weld of upper seamed edge, groove and the bottom basin left side bottom of lower seamed edge Portion's full weld has the first threaded hole group, the second threaded hole group and third threaded hole group, first threaded hole on the first connecting plate Group is positioned at the top of the first connecting plate, and, there are four tapped through hole, the shape that they are distributed is rectangle, four tapped through holes point for it Not Wei Yu rectangular four intersection points, the spacing of two lateral threaded holes is more than the spacing of two vertical threaded holes, described second Threaded hole group is located at the centre of the first connecting plate, and there are six tapped through holes for it, and the shape that they are distributed is rectangle, and there are two spiral shells Line through-hole is located at two intersection points of horizontal edge in rectangle, and there are two two midpoints that tapped through hole is located at two vertical edge of rectangle, have Two tapped through holes are located at two intersection points of horizontal edge under rectangle, and two threaded holes of upper horizontal edge are smaller than between upper and lower horizontal edge Away from the third threaded hole group is located at the lower section of the first connecting plate, and there are four tapped through holes for it, and the shape that they are distributed is rectangular Shape, four tapped through holes are located at rectangular four intersection points, and the spacing of two lateral threaded holes is more than two vertical screw threads The spacing in hole, third threaded hole group is with the first threaded hole group relative to the first connecting plate arrangement symmetrical above and below;On the right of bottom basin There is the second connecting plate, the shape of second connecting plate is cuboid, and above and below it the distance between two sides and above and below bottom basin two The distance between side is identical, two seamed edge adverse slope mouths above and below the long side surface on its left side, its bottom surface and the bottom surface of bottom basin Alignment, its upper side and the upper side alignment of bottom basin, its downside and the downside alignment of bottom basin, it has the length of groove Side and the right side of bottom basin are adjacent to, groove and the bottom basin right side full weld of upper seamed edge, groove and the bottom basin right side of lower seamed edge Bottom full weld has the 4th threaded hole group, the 5th threaded hole group and the 6th threaded hole group, the 4th screw thread on the second connecting plate Hole group is located at the top of the second connecting plate, and there are four tapped through holes for it, and the shape that they are distributed is rectangle, four tapped through holes Rectangular four intersection points are located at, the spacing of two lateral threaded holes is more than the spacing of two vertical threaded holes, the 4th spiral shell Vertical median plane of the pit group with the first threaded hole group relative to bottom basin is arranged symmetrically, and the 5th threaded hole group is located at second and connects The centre of fishplate bar, there are six tapped through holes for it, and the shape that they are distributed is rectangle, is located in rectangle there are two tapped through hole Two intersection points of horizontal edge, there are two two midpoints that tapped through hole is located at two vertical edge of rectangle, and there are two tapped through holes to be located at length Two intersection points of rectangular lower horizontal edge, the spacing for being smaller than upper and lower horizontal edge of two threaded holes of upper horizontal edge, the 5th threaded hole group with Second threaded hole group is arranged symmetrically relative to the vertical median plane of bottom basin, and the 6th threaded hole group is located at the upper of the second connecting plate Side, there are four tapped through hole, the shape that they are distributed is rectangle for it, and four tapped through holes are located at rectangular four friendships Point, the spacing of two lateral threaded holes are more than the spacing of two vertical threaded holes, the 6th threaded hole group and the 4th threaded hole group phase For the second connecting plate arrangement symmetrical above and below, the 6th threaded hole group and vertical median plane pair of the third threaded hole group relative to bottom basin Claim arrangement;The first threaded hole of first connecting plate group is fixedly arranged above first baffle, and the top of the second threaded hole group is fixed Have a realizing middle limiting plate, third threaded hole group is fixedly arranged above second baffle, the 4th threaded hole group of the second connecting plate it is upper Side is fixed with first baffle, and the 5th threaded hole group is fixedly arranged above realizing middle limiting plate, and the 6th threaded hole group is fixedly arranged above Second baffle;The top plate uses the top plate of common road bridge basin-type rubber support, the intermediate arrangement in top plate left side to have Left side threaded hole group, there are six tapped blind holes for the left side threaded hole group, and the shape that they are distributed is rectangle, and there are two screw threads Blind hole is located at two intersection points of the left vertical edge of rectangle, and there are two two midpoints that tapped blind hole is located at rectangle widthwise edge, there is two A tapped blind hole is located at two intersection points of the right vertical edge of rectangle, and two threaded holes of left vertical edge are smaller than between the vertical edge of left and right Away from the intermediate arrangement in top plate right side has right side threaded hole group, and the right side threaded hole group and left side threaded hole group are identical , they are arranged symmetrically relative to the vertical median plane of top plate;There are one slow for the left fixation of threaded hole group on the left of the top plate Red seat, also there are one buffing pads for fixation for the right of right side threaded hole group.
Preferably, the buffing pad includes bearing, its shape is convex shape, there are three countersunk head through-hole on its left journal stirrup, Also there are three countersunk head through-hole, relative position and the threaded hole groups on the left of top plate of six countersunk head through-holes of the right and left on its right journal stirrup Or the relative position of right side threaded hole group is identical, and the centre in bearing front and rear sides face is also each there are one spring blind hole, and two Buffer spring, supporting rod and cushion pad are equipped in a spring blind hole, the supporting rod shape is T-shaped cylinder, its big end There is annular groove on the cylindrical surface of cylinder, cushion pad is housed on big end cylinder, the cushion pad is cylinder, its bottom surface There is circular cavity at center, it is buffer rubber gasket.
Preferably, the first baffle includes baffle, reinforcing rib, bottom plate and baffle cushion pad, the baffle, reinforcing rib and Bottom plate uses welding manner combination forming, floor level arrangement baffle to be arranged vertically in the top of bottom plate, in the rear cloth of baffle It is equipped with reinforcing rib, its side is vertical with baffle, its another side is vertical with bottom plate, the two sides are also mutual Vertically, there are four counter sinks, their relative position to connect with the first threaded hole group on the first connecting plate and second on the bottom plate The 4th threaded hole group is identical on fishplate bar, and the baffle cushion pad shape is circular, its material is tetrafluoro plate.
Preferably, the structure of the second baffle and first baffle is identical.
Preferably, the realizing middle limiting plate includes top plate, support plate, pedestal and buffer board, and the top plate is cuboid, it The lower seamed edge of a long side surface have groove, the support plate below it, the support plate is cuboid, the two of its upper side A seamed edge has groove, and is welded with top board undersurface, and two seamed edges of its downside also have groove, and are welded with the top surface of pedestal It connects, there are six counter sink, their relative position and the second threaded hole group and the second connecting plates on the first connecting plate for the pedestal Upper 5th threaded hole group is identical, and the buffer board is rectangle version, its material is tetrafluoro plate.
Preferably, between the bottom basin and top plate also have rubber slab, middle steel plate, tetrafluoro plate, stainless steel slide plate, top plate and The steel bar of the inactive side of top plate is transformed on general unidirectional mobile pot rubber bearing.
Compared with prior art, beneficial effects of the present invention are as follows:
1, the present invention is only distinguished in top plate left and right side by being transformed on existing unidirectional mobile pot rubber bearing Increase left, right side threaded hole group, increases by the first connecting plate in bottom basin or so, the second connecting plate does not change pot rubber bearing Internal structure, directly in pot rubber bearing surface modification, transformation is convenient, and input cost is low, and more users is allow to use.
2, the present invention on the first connecting plate, the second connecting plate by top plate left and right side, increasing the spiral shell of same size Pit, can use same size dormant bolt, avoid connection standard component specification it is more, easily it is wrongly installed, repeat assemble the case where, The assembly difficulty for reducing worker, by the way that the counter sink of buffing pad bottom and top plate left and right side are matched, first baffle and the One threaded hole group, the 4th threaded hole group match, and realizing middle limiting plate and the second threaded hole group, the 5th threaded hole group match, second gear Plate and third threaded hole group, the 6th threaded hole group match, and in buffing pad, first baffle, realizing middle limiting plate, second baffle damages Bad when, can be replaced at any time, using modular interface, improve bearing maintainability and replace efficiency.
3, the present invention on the first connecting plate and the second connecting plate by installing first baffle, second baffle, in top plate Buffing pad is installed in left and right side, bearing can be made to have displacement limitation in the left and right ends of unidirectional mobile side, existing bearing It compares, avoids bearing when there is large amplitude fluctuation, it is right the case where expendable big displacement occur, bearing is caused to fail Bearing is unidirectionally mobile to have carried out left and right limitation, improves the service life of bearing, further ensures the safety of bridge.
4, the present invention among the first connecting plate and the second connecting plate by installing realizing middle limiting plate, and makes realizing middle limiting The top plate of plate is located at the top of buffing pad, makes bearing when being fluctuated by vertical direction large amplitude, and top plate can block buffing pad, It prevents top plate from continuing up vibration, avoids top plate and be detached from tetrafluoro plate, the case where irreversible breaking occurs in bearing.
5, the present invention can be such that bearing is significantly moved in horizontal single-headed by the reload buffer spring in realizing middle limiting plate It is dynamic, when supporting rod bumps against with first baffle or second baffle, the energy of shock is converted to elastic potential energy, offsets part impact energy Amount, while part impact energy can also be converted into elastic potential energy and thermal energy by the cushion pad mounted in supporting rod front, with tradition Very stiff and demanding limit is compared, and is further counteracted the impact to bearing, is reduced the damage to bearing;By in realizing middle limiting plate Under top plate install buffer board make bearing in upper and lower amplitude fluctuation, a upward impact energy part can be converted into heat and Elastic potential energy equally avoids the case where directly impact is easily damaged bearing, keeps bearing service life and using effect more preferable.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is bottom basin schematic diagram of the present invention;
Fig. 3 is buffing pad schematic diagram of the present invention;
Fig. 4 is first baffle schematic diagram of the present invention;
Fig. 5 is realizing middle limiting plate schematic diagram of the present invention;
In figure:1 buffing pad, 2 first baffles, 3 realizing middle limiting plates, 4 second baffles, 5 bottom basins, 6 top plates, 101 bearings, 102 Cushion pad, 103 buffer springs, 104 supporting rods, 201 baffles, 202 reinforcing ribs, 203 bottom plates, 204 baffle cushion pads, 301 top plates, 302 support plates, 303 pedestals, 304 buffer boards, 501 first connecting plates, 502 second connecting plates, the first threaded holes of a1 group, a2 the 4th Threaded hole group, the second threaded holes of b1 group, the 5th threaded hole groups of b2, c1 third threaded holes group, the 6th threaded hole groups of c2.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, technical solution in the embodiment of the present invention carry out it is clear, It is fully described by, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all Other embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-5, a kind of highway bridge pot rubber bearing unidirectionally moved, including bottom basin 5 and top plate 6, the bottom of at There is the steel bar of rubber slab, middle steel plate, tetrafluoro plate, stainless steel slide plate, top plate and the inactive side of top plate between basin 5 and top plate 6, It is to be transformed on general unidirectional mobile pot rubber bearing, improvement cost is low, and bottom basin 5 uses common road bridge basin-type rubber The chassis of bearing, it is cuboid to have the first connecting plate 501, its shape on the left side of bottom basin 5, it up and down between two sides away from From being identical, long side surface on the right of it two seamed edge adverse slope mouths up and down, for welding with the distance between about 5 two sides of bottom basin It connects, its bottom surface is aligned with the bottom surface of bottom basin 5, its upper side and the upper side alignment of bottom basin 5, its downside and bottom basin 5 Downside alignment, it has the long side surface of groove and the left side of bottom basin 5 to be adjacent to, the groove of upper seamed edge and 5 left side of bottom basin Full weld, the groove of lower seamed edge and 5 left side bottom full weld of bottom basin, there is the first threaded hole group a1 on the first connecting plate 501, and second Threaded hole group b1 and third threaded hole group c1, the first threaded hole group a1 are located at the top of the first connecting plate 501, and there are four screw threads for it Through-hole, the shape that they are distributed is rectangle, and four tapped through holes are located at rectangular four intersection points, two horizontal threads The spacing in hole is more than the spacing of two vertical threaded holes, and the second threaded hole group b1 is located at the centre of the first connecting plate 501, it has six A tapped through hole, the shape that they are distributed is rectangle, and there are two two intersection points that tapped through hole is located at horizontal edge in rectangle, have Two tapped through holes are located at two midpoints of two vertical edge of rectangle, and there are two two friendships that tapped through hole is located at horizontal edge under rectangle Point, the spacing for being smaller than upper and lower horizontal edge of two threaded holes of upper horizontal edge, third threaded hole group c1 are located at the first connecting plate 501 Lower section, there are four tapped through holes for it, and the shape that they are distributed is rectangle, and four tapped through holes are located at rectangular four Intersection point, the spacing of two lateral threaded holes are more than the spacing of two vertical threaded holes, third threaded hole group c1 and the first threaded hole A1 is relative to 501 arrangement symmetrical above and below of the first connecting plate for group;It is long to have the second connecting plate 502, its shape on the right of bottom basin 5 Cube, the distance between the distance between two sides about 5 two sides of bottom basin are identical, the long side surfaces on its left side up and down for it Upper and lower two seamed edges adverse slope mouth, its bottom surface are aligned with the bottom surface of bottom basin 5, its upper side and the upper side alignment of bottom basin 5, it Downside and bottom basin 5 downside alignment, it has the long side surface of groove and the right side of bottom basin 5 to be adjacent to, the slope of upper seamed edge Mouth and 5 right side full weld of bottom basin, groove and the 5 right side bottom full weld of bottom basin of lower seamed edge, have the 4th on the second connecting plate 502 Threaded hole group a2, the 5th threaded hole group b2 and the 6th threaded hole group c2, the 4th threaded hole group a2 are located at the upper of the second connecting plate 502 Side, there are four tapped through hole, the shape that they are distributed is rectangle for it, and four tapped through holes are located at rectangular four friendships Point, the spacing of two lateral threaded holes are more than the spacing of two vertical threaded holes, the 4th threaded hole group a2 and the first threaded hole group A1 is arranged symmetrically relative to the vertical median plane of bottom basin 5, and the 5th threaded hole group b1 is located at the centre of the second connecting plate 502, it has Six tapped through holes, the shape that they are distributed is rectangle, and there are two tapped through holes to be located at two intersection points of horizontal edge in rectangle, There are two two midpoints that tapped through hole is located at two vertical edge of rectangle, and there are two two that tapped through hole is located at horizontal edge under rectangle Intersection point, the spacing for being smaller than upper and lower horizontal edge of two threaded holes of upper horizontal edge, the 5th threaded hole group b2 and the second threaded hole group b1 Vertical median plane relative to bottom basin 5 is arranged symmetrically, and the 6th threaded hole group c2 is located at the top of the second connecting plate 502, it has four A tapped through hole, the shape that they are distributed is rectangle, and four tapped through holes are located at rectangular four intersection points, two cross It is more than the spacing of two vertical threaded holes to the spacing of threaded hole, the 6th threaded hole group c2 and the 4th threaded hole group a2 are relative to the Two connecting plates, 502 arrangement symmetrical above and below, the 6th threaded hole group c2 and vertical median planes of the third threaded hole group c1 relative to bottom basin 5 It is arranged symmetrically;It is fixedly arranged above first baffle 2 in 501 first threaded hole group a1 of the first connecting plate, it includes baffle 201, is added Strengthening tendons 202, bottom plate 203 and baffle cushion pad 204, baffle 201, reinforcing rib 202 and bottom plate 203 are combined into using welding manner Type, bottom plate 203 is horizontally disposed, and baffle 201 is arranged vertically in the top of bottom plate 203, and reinforcing rib is disposed at the rear of baffle 201 202, its side is vertical with baffle 201, its another side is vertical with bottom plate 203, the two sides are also mutual Vertically, the rigidity reinforced for making structure, there are four counter sink on bottom plate 203, their relative position on the first connecting plate 501 The 4th threaded hole group a2 is identical on first threaded hole group a1 and the second connecting plate 502, can be torn open when first baffle 2 damages Replacement is unloaded, interface can unanimously be produced in batches in case replacing, and 204 shape of baffle cushion pad is circular, its material is tetrafluoro Plate is fixedly arranged above realizing middle limiting plate 3 for absorbing impact energy in the second threaded hole group b1, it includes top plate 301, branch Fagging 302, pedestal 303 and buffer board 304, top plate 301 are cuboids, and the lower seamed edge of its long side surface has groove, are used In welding, support plate 302 below it, it is cuboid, and two seamed edges of its upper side have groove, for welding, and It is welded with 301 bottom surface of top plate, two seamed edges of its downside also have groove, and are welded with the top surface of pedestal 303, pedestal 303 There are six counter sink, their relative position and on the second threaded hole group b1 on the first connecting plate 501 and the second connecting plate 502 the Five threaded hole group b2 are identical, can unanimously be produced in batches with dismounting and change, interface when intermediate limiting plate 3 damages in case It replaces, buffer board 304 is rectangle version, its material is tetrafluoro plate, and for absorbing impact energy, third threaded hole group c1's is upper Side is fixed with second baffle 4, it and first baffle(2)Structure be identical, can be interchanged, the 4th spiral shell of the second connecting plate 502 Pit group a2's is fixedly arranged above first baffle 2, and the 5th threaded hole group b2's is fixedly arranged above realizing middle limiting plate 3, the 6th screw thread Hole group c2's is fixedly arranged above second baffle 4;Top plate(6)Using the top plate of common road bridge basin-type rubber support, in top plate 6 The intermediate arrangement of left side has left side threaded hole group, and there are six tapped blind holes for it, and the shape that they are distributed is rectangle, there are two Tapped blind hole is located at two intersection points of the left vertical edge of rectangle, and there are two tapped blind holes to be located at two midpoints of rectangle widthwise edge, There are two tapped blind hole it is located at two intersection points of the right vertical edge of rectangle, two threaded holes of left vertical edge are smaller than left and right vertical edge Spacing, the intermediate arrangement in 6 right side of top plate have right side threaded hole group, it and left side threaded hole group are identical, they are opposite It is arranged symmetrically in the vertical median plane of top plate 6;In left side, there are one buffing pad 1, right side threaded holes for the left fixation of threaded hole group The right of group is also fixed there are one buffing pad 1, and buffing pad 1 includes bearing 101, its shape is convex shape, is had on its left journal stirrup Three countersunk head through-holes, also there are three countersunk head through-hole, the relative position of six countersunk head through-holes of the right and left and tops on its right journal stirrup The relative position of 6 left side threaded hole group of plate or right side threaded hole group is identical, when buffing pad 1 damages can with dismounting and change, Interface can unanimously be produced in batches in case replace, and the centre in 101 front and rear sides face of bearing is also each there are one spring blind hole, two Buffer spring 103, supporting rod 104 and cushion pad 102 are equipped in spring blind hole, buffer spring 103 can absorb energy, slow down Impact, 104 shape of supporting rod is T-shaped cylinder, has annular groove on the cylindrical surface of its big end cylinder, makes cushion pad 102 It can be filled in the inside after extruding, prevent from falling off, cushion pad 102 is housed on big end cylinder, it is cylinder, in its bottom surface The heart has circular cavity, it is buffer rubber gasket, can absorb energy, slows down impact, improves bearing service life and using effect, Ensure bridge security.
In use, when the bridge horizontal wave of prominent chance, the low-friction coefficient between tetrafluoro plate and stainless steel slide plate makes top plate 6 can Unidirectionally to be moved back and forth along horizontal wave, when the amplitude of horizontal wave is larger, reaches abutment safety displacement, the branch on buffing pad 1 Strut 104 can encounter first baffle 2 or second baffle 4, and supporting rod 104 is slow on supporting rod 104 when contacting the baffle of both sides The meeting compressive deformation of spring 103 is rushed, a part for impact energy is transformed into elastic potential energy, slows down the impact to bearing, supporting rod The cushion pad 102 of 104 front ends can also become when being collided with the baffle cushion pad 204 on first baffle 2 or second baffle 4 Shape absorbs energy, while the friction of the two also will produce heat, further decreases damage of the impact to bearing;It is met when bridge is prominent When vertical wave, top plate relative to tetrafluoro plate up-down vibration, when amplitude reaches it is a certain amount of when, the buffing pad at left and right sides of top plate 1 can encounter the top plate 301 of realizing middle limiting plate 3, further up to limit top plate, and top plate is made not to be detached from tetrafluoro plate.
In summary:The highway bridge pot rubber bearing unidirectionally moved, by existing unidirectional mobile benzvalene form rubber It is transformed on glue bearing, only increases separately a left side in 6 left and right side of top plate, right side threaded hole group increases by the first connection in bottom basin 5 or so Plate 501, the second connecting plate 502, does not change the internal structure of pot rubber bearing, directly in pot rubber bearing surface modification, Transformation is convenient, and input cost is low, and more users is allow to use, by 6 left and right side of top plate, in the first connecting plate 501, Increase the threaded hole of same size on second connecting plate 502, the dormant bolt of same size can be used, avoid connection standard Part specification is more, easily wrongly installed, the case where repeating to assemble, reduces the assembly difficulty of worker, by by the counter sink of 1 bottom of buffing pad Match with 6 left and right side of top plate, first baffle 2 and the first threaded hole group a1, the 4th threaded hole group matching a2, realizing middle limiting plate 3 With the second threaded hole group b1, the 5th threaded hole group b2 matchings, second baffle 4 and third threaded hole group c1, the 6th threaded hole group c2 Match, in buffing pad 1, first baffle 2, realizing middle limiting plate 3 can be replaced when second baffle 4 damages, at any time using module Change interface, improve bearing maintainability and replace efficiency, by all pacifying on the first connecting plate 501 and the second connecting plate 502 First baffle 2 is filled, second baffle 4 installs buffing pad 1 in 6 left and right side of top plate, and bearing can be made in the left and right of unidirectional mobile side There is displacement limitation at both ends, and existing bearing is compared, avoid bearing when there is large amplitude fluctuation, occur expendable Big displacement, it is the case where causing bearing to fail, unidirectionally mobile to bearing to have carried out left and right limitation, the service life of bearing is improved, The safety for further ensuring bridge, by installing realizing middle limiting plate 3 among the first connecting plate 501 and the second connecting plate 502, And the top plate 301 of realizing middle limiting plate 3 is made to be located at the top of buffing pad 1, make bearing when being fluctuated by vertical direction large amplitude, pushes up Plate 6 can block buffing pad 1, prevent top plate 6 from continuing up vibration, avoid top plate 6 and be detached from tetrafluoro plate, bearing appearance can not Inverse the case where destroying, by the reload buffer spring 103 in realizing middle limiting plate 3, bearing can be made significantly to be moved in horizontal single-headed It is dynamic, when supporting rod 104 bumps against with first baffle 2 or second baffle 4, the energy of shock is converted to elastic potential energy, offsets part Impact energy, at the same mounted in 104 front of supporting rod cushion pad 102 part impact energy can also be converted into elastic potential energy and Thermal energy further counteracts the impact to bearing, reduces the damage to bearing compared with the very stiff and demanding limit of tradition;By 6 times installation buffer boards 304 of top plate of realizing middle limiting plate 3 make bearing in upper and lower amplitude fluctuation, can be by upward impact energy A part is converted into heat and elastic potential energy, equally avoids the case where directly impact is easily damaged bearing, and bearing is made to use the longevity Life and using effect are more preferable.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (5)

1. a kind of highway bridge pot rubber bearing unidirectionally moved, including bottom basin(5)And top plate(6), it is characterised in that:It is described Bottom basin(5)Using the bottom basin of common road bridge basin-type rubber support, in bottom basin(5)The left side have the first connecting plate(501), institute State the first connecting plate(501)Shape be cuboid, its distance between two sides and bottom basin up and down(5)Between upper and lower two sides Distance be identical, long side surface on the right of it two seamed edge adverse slope mouths up and down, its bottom surface and bottom basin(5)Bottom surface alignment, Its upper side and bottom basin(5)Upper side alignment, its downside and bottom basin(5)Downside alignment, it has groove Long side surface and bottom basin(5)Left side be adjacent to, the groove and bottom basin of upper seamed edge(5)Left side full weld, the groove of lower seamed edge and bottom Basin(5)Left side bottom full weld, in the first connecting plate(501)On have the first threaded hole group(a1), the second threaded hole group(b1)With Third threaded hole group(c1), the first threaded hole group(a1)Positioned at the first connecting plate(501)Top, there are four screw thread is logical for it Hole, the shape that they are distributed are rectangles, and four tapped through holes are located at rectangular four intersection points, and two horizontal threads are logical The spacing in hole is more than the spacing of two vertical tapped through holes, the second threaded hole group(b1)Positioned at the first connecting plate(501)'s Centre, there are six tapped through holes for it, and the shape that they are distributed is rectangle, are located at horizontal edge in rectangle there are two tapped through hole Two intersection points, there are two tapped through holes to be located at two midpoints of two vertical edge of rectangle, there are two tapped through hole be located at rectangle Two intersection points of lower horizontal edge, the spacing for being smaller than upper and lower horizontal edge of two tapped through holes of upper horizontal edge, the third threaded hole group (c1)Positioned at the first connecting plate(501)Lower section, there are four tapped through hole, the shape that they are distributed is rectangle, four spiral shells for it Line through-hole is located at rectangular four intersection points, and the spacing of two horizontal thread through-holes is more than between two vertical tapped through holes Away from third threaded hole group(c1)With the first threaded hole group(a1)Relative to the first connecting plate(501)Arrangement symmetrical above and below;The bottom of at Basin(5)The right have the second connecting plate(502), second connecting plate(502)Shape be cuboid, it up and down two sides The distance between and bottom basin(5)The distance between upper and lower two sides are identical, and two seamed edges fall the long side surface on its left side up and down Groove, its bottom surface and bottom basin(5)Bottom surface alignment, its upper side and bottom basin(5)Upper side alignment, its downside And bottom basin(5)Downside alignment, it has the long side surface and bottom basin of groove(5)Right side be adjacent to, the groove of upper seamed edge with Bottom basin(5)Right side full weld, the groove and bottom basin of lower seamed edge(5)Right side bottom full weld, in the second connecting plate(502)On have 4th threaded hole group(a2), the 5th threaded hole group(b2)With the 6th threaded hole group(c2), the 4th threaded hole group(a2)It is located at Second connecting plate(502)Top, there are four tapped through hole, the shape that they are distributed is rectangle, four tapped through holes point for it Not Wei Yu rectangular four intersection points, the spacing of two horizontal thread through-holes is more than the spacing of two vertical tapped through holes, the 4th Threaded hole group(a2)With the first threaded hole group(a1)Relative to bottom basin(5)Vertical median plane be arranged symmetrically, the 5th screw thread Hole group(b1)Positioned at the second connecting plate(502)Centre, there are six tapped through hole, the shape that they are distributed is rectangle, is had for it Two tapped through holes are located at two intersection points of horizontal edge in rectangle, and there are two two that tapped through hole is located at two vertical edge of rectangle Midpoint, there are two two intersection points that tapped through hole is located at horizontal edge under rectangle, two tapped through holes of upper horizontal edge are smaller than The spacing of lower horizontal edge, the 5th threaded hole group(b2)With the second threaded hole group(b1)Relative to bottom basin(5)Vertical median plane it is symmetrical Arrangement, the 6th threaded hole group(c2)Positioned at the second connecting plate(502)Top, there are four tapped through hole, they are distributed for it Shape be rectangle, four tapped through holes are located at rectangular four intersection points, and the spacing of two horizontal thread through-holes is big In the spacing of two vertical tapped through holes, the 6th threaded hole group(c2)With the 4th threaded hole group(a2)Relative to the second connecting plate (502)Arrangement symmetrical above and below, the 6th threaded hole group(c2)With third threaded hole group(c1)Relative to bottom basin(5)Vertical center Face is arranged symmetrically;First connecting plate(501)First threaded hole group(a1)Be fixedly arranged above first baffle(2), the second spiral shell Pit group(b1)Be fixedly arranged above realizing middle limiting plate(3), third threaded hole group(c1)Be fixedly arranged above second baffle(4), Second connecting plate(502)4th threaded hole group(a2)Be fixedly arranged above first baffle(2), the 5th threaded hole group(b2) Be fixedly arranged above realizing middle limiting plate(3), the 6th threaded hole group(c2)Be fixedly arranged above second baffle(4);The top plate (6)Using the top plate of common road bridge basin-type rubber support, in top plate(6)The intermediate arrangement of left side has left side threaded hole Group, there are six tapped blind holes for the left side threaded hole group, and the shape that they are distributed is rectangle, is located at there are two tapped blind hole Two intersection points of the left vertical edge of rectangle, there are two two midpoints that tapped blind hole is located at rectangle widthwise edge, and there are two screw thread is blind Hole is located at two intersection points of the right vertical edge of rectangle, and the spacing for being smaller than left and right vertical edge of two tapped blind holes of left vertical edge is being pushed up Plate(6)The intermediate arrangement of right side has a right side threaded hole group, the right side threaded hole group and left side threaded hole group be it is identical, They are relative to top plate(6)Vertical median plane be arranged symmetrically;The top plate(6)The left of left side threaded hole group is fixed with one A buffing pad(1), also there are one buffing pads for fixation for the right of right side threaded hole group(1);
The buffing pad(1)Including bearing(101), its shape is convex shape, there are three countersunk head through-hole on its left journal stirrup, it Right journal stirrup on also there are three countersunk head through-hole, the relative position and top plate of six countersunk head through-holes of the right and left(6)Left side threaded hole The relative position of group or right side threaded hole group is identical, in bearing(101)The centre in front and rear sides face is also each, and there are one springs Blind hole is equipped with buffer spring in two spring blind holes(103), supporting rod(104)And cushion pad(102), the supporting rod (104)Shape is T-shaped cylinder, has annular groove on the cylindrical surface of its big end cylinder, equipped with slow on big end cylinder Punching pad(102), the cushion pad(102)It is cylinder, there is circular cavity in its bottom center, it is buffer rubber gasket.
2. a kind of highway bridge pot rubber bearing unidirectionally moved according to claim 1, it is characterised in that:Described One baffle(2)Including baffle(201), reinforcing rib(202), bottom plate(203)With baffle cushion pad(204), the baffle(201)、 Reinforcing rib(202)And bottom plate(203)Using welding manner combination forming, bottom plate(203)It is horizontally disposed, in bottom plate(203)It is upper Fang Shuzhi arranges baffle(201), in baffle(201)Rear be disposed with reinforcing rib(202), its side and baffle (201)Vertically, its another side and bottom plate(203)Vertically, the two sides are also mutually perpendicular to, the bottom plate(203) It is upper that there are four counter sink, their relative position and the first connecting plates(501)Upper first threaded hole group(a1)With the second connecting plate (502)Upper 4th threaded hole group(a2)It is identical, the baffle cushion pad(204)Shape is circular, its material is four Fluorine plate.
3. a kind of highway bridge pot rubber bearing unidirectionally moved according to claim 1, it is characterised in that:Described Two baffles(4)And first baffle(2)Structure be identical.
4. a kind of highway bridge pot rubber bearing unidirectionally moved according to claim 1, it is characterised in that:In described Between limiting plate(3)Including the first top plate(301), support plate(302), pedestal(303)And buffer board(304), first top plate (301)It is cuboid, the lower seamed edge of its long side surface has groove, there is support plate below it(302), the branch Fagging(302)Cuboid, two seamed edges of its upper side have a groove, and with the first top plate(301)Bottom surface is welded, its downside Two seamed edges in face also have groove, and and pedestal(303)Top surface welding, the pedestal(303)There are six counter sink, they Relative position and the first connecting plate(501)Upper second threaded hole group(b1)With the second connecting plate(502)Upper 5th threaded hole group (b2)It is identical, the buffer board(304)It is rectangle, its material is tetrafluoro plate.
5. a kind of highway bridge pot rubber bearing unidirectionally moved according to claim 1, it is characterised in that:The bottom Basin(5)And top plate(6)Between also have rubber slab, middle steel plate, tetrafluoro plate, stainless steel slide plate and steel bar, wherein steel bar be located at top The inactive side of plate.
CN201710284167.9A 2017-04-26 2017-04-26 A kind of highway bridge pot rubber bearing unidirectionally moved Active CN106869019B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102261037A (en) * 2011-05-06 2011-11-30 新津腾中筑路机械有限公司 Vertical elastic tension compression support
CN104805764A (en) * 2015-05-06 2015-07-29 西南交通大学 Bidirectional-limiting unidirectional-movement basin-type rubber support
CN204570456U (en) * 2015-02-05 2015-08-19 浙江全华实业有限公司 A kind of isolation bridge bearing
CN204676413U (en) * 2015-05-06 2015-09-30 西南交通大学 The movable pot rubber bearing of a kind of high-damping rubber ring spacing one-way
CN104989776A (en) * 2015-07-08 2015-10-21 中国船舶重工集团公司第七一九研究所 Electromagnetic type active and passive composite vibration isolator
JP2017014749A (en) * 2015-06-29 2017-01-19 首都高速道路株式会社 Sliding mechanism of bridge seismic resistance device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102261037A (en) * 2011-05-06 2011-11-30 新津腾中筑路机械有限公司 Vertical elastic tension compression support
CN204570456U (en) * 2015-02-05 2015-08-19 浙江全华实业有限公司 A kind of isolation bridge bearing
CN104805764A (en) * 2015-05-06 2015-07-29 西南交通大学 Bidirectional-limiting unidirectional-movement basin-type rubber support
CN204676413U (en) * 2015-05-06 2015-09-30 西南交通大学 The movable pot rubber bearing of a kind of high-damping rubber ring spacing one-way
JP2017014749A (en) * 2015-06-29 2017-01-19 首都高速道路株式会社 Sliding mechanism of bridge seismic resistance device
CN104989776A (en) * 2015-07-08 2015-10-21 中国船舶重工集团公司第七一九研究所 Electromagnetic type active and passive composite vibration isolator

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