CN209584824U - A kind of shock-absorbing bridge support between bridge pier and bridge - Google Patents
A kind of shock-absorbing bridge support between bridge pier and bridge Download PDFInfo
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- CN209584824U CN209584824U CN201821899334.7U CN201821899334U CN209584824U CN 209584824 U CN209584824 U CN 209584824U CN 201821899334 U CN201821899334 U CN 201821899334U CN 209584824 U CN209584824 U CN 209584824U
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Abstract
The utility model discloses the shock-absorbing bridge supports between a kind of bridge pier and bridge, including upper base plate, lower seat board, lower base, upper pedestal and the rubber slab of upper pedestal bottom fixation and for the damping device of damping；Upper base plate is stainless steel plate；Upper pedestal includes the polyfluortetraethylene plate being bonded with upper base plate bottom surface, the upper slide fixed with polyfluortetraethylene plate bottom surface and the slide post for being fixed on upper slide bottom surface；Upper base plate is stainless steel plate, and upper base plate bottom surface is fixed with screw rod；Screw rod sequentially passes through the polyfluortetraethylene plate and upper slide, and flexible bumper ring is arranged on screw rod；The lateral wall of bumper ring is fixed with the upper slide.The utility model has the advantage that when bridge horizontal-shift, upper base plate sliding opposite with polyfluortetraethylene plate, it is mobile with the fixed screw rod of upper base plate, so that bumper ring deforms, alleviate the mobile and impact to upper pedestal generation of upper base plate, the deformation of the support is prevented, and then extends the service life of the support.
Description
Technical field
Shock-absorbing bridge support the utility model relates to science of bridge building field, in particular between a kind of bridge pier and bridge.
Background technique
In bridge in use, since the load on bridge constantly changes, so that bridge between bridge pier relative to constantly shaking
It is dynamic, the junction between bridge and bridge pier can be made to damage over time, and then influence the quality of science of bridge building, so it is logical
Frequently with shock-absorbing bridge support connection bridge and bridge pier with shock-absorbing function.In addition, bridge is in temperature change and concrete
The offset of horizontal direction may be generated under the influence of the factors such as contraction, so that shock-absorbing bridge support deformation is impaired, so bridge
Beam shock mount should also have the function of buffering bridge horizontal-shift.
Currently, notification number be CN108374334A Chinese invention patent disclose it is a kind of between bridge pier and bridge
Shock-absorbing bridge support, structure include damping upper bracket plate, fixing bolt mounting hole, slide plate fixed guide rail, support sliding plate, damping
Rack body, bridge location sleeve, support fixed bottom plate, product nameplate.
It is different in the degree of wear of each shock mount and go out by being equipped with shock bracket main body in above-mentioned technical proposal
The height of support can be adjusted when now height is different, but it is horizontal partially to have the following deficiencies: that the support lacks buffering bridge
The mechanism of shifting, shock mount is easily deformed damage after horizontal-shift occurs in bridge, for this purpose, needing between a kind of bridge pier and bridge
Shock-absorbing bridge support, which can buffer the horizontal-shift of bridge, it is therefore prevented that the shock-absorbing bridge support occurs
Deformation, and then improve the service life of shock-absorbing bridge support.
Utility model content
In view of the deficienciess of the prior art, the purpose of the utility model is to provide the bridges between a kind of bridge pier and bridge
Shock mount, the shock-absorbing bridge support have buffered the horizontal-shift of bridge, long service life.
The above-mentioned technical purpose of the utility model has the technical scheme that
Shock-absorbing bridge support between a kind of bridge pier and bridge, including the upper base plate fixed with bridge bottom surface, solid with bridge pier
Fixed lower seat board, the upper pedestal being slidably mounted on lower base, is fixed on upper pedestal bottom at the lower base being fixed on lower seat board
The damping device for buffering the mobile rubber slab of upper pedestal and for enhancing support shock-absorbing function；The upper pedestal includes
The upper slide and be fixed on upper slide that the polyfluortetraethylene plate being bonded with upper base plate bottom surface and polyfluortetraethylene plate bottom surface are fixed
The slide post of bottom surface；The upper base plate is stainless steel plate, and the upper base plate bottom surface is fixed with screw rod；The screw rod sequentially passes through
The polyfluortetraethylene plate and upper slide are arranged with flexible bumper ring on the screw rod；The lateral wall of the bumper ring
It is fixed with the upper slide.
By using above-mentioned technical proposal, when there is horizontal-shift in bridge, with bridge fixed upper base plate relative to
The fixed lower seat board offset of bridge pier, with lower seat board fixed lower base and the upper pedestal being slidably mounted on lower base relative to
Upper base plate moves horizontally, so upper base plate is bonded sliding with polyfluortetraethylene plate, has buffered inclined between bridge and bridge pier
It moves；And when upper base plate sliding, the screw rod being fixed on upper base plate bottom surface is mobile, so that the bumper ring being sheathed on screw rod is by spiral shell
The extruding of bar and deform, so alleviate the mobile impact generated to upper pedestal of upper base plate, it is therefore prevented that the shock-absorbing bridge support because
The horizontal-shift of bridge and caused by deform, and then extend the service life of the shock-absorbing bridge support.
The utility model is further arranged to, the rubber slab be round-like structure, and the large end face of the rubber slab with
Slide post lower end surface is fixed；The rubber slab side wall is bonded abutting with the lower base inner sidewall.
By using above-mentioned technical proposal, when the load down on bridge, bridge is mobile towards bridge pier, so that and bridge
Fixed upper base plate is mobile towards lower seat board so that slide post on lower base towards lower slider, be set to slide post at this time
The rubber slab of bottom is squeezed and deforms, and has buffered the movement of slide post, and then has buffered the movement of bridge；In addition, rubber
Plate is round-like structure, and lateral wall is tilted and is adjacent to lower base inner sidewall, so shared what rubber slab bottom surface was born
Load, to improve the bearing capacity of rubber slab.
The utility model is further arranged to, and the damping device includes the length direction level for being opened in bottom in lower base
Sliding groove, the sliding block, one end and the hinged other end in the rubber slab bottom and the sliding block top hinge that are slidably mounted in sliding groove
The connecting rod connect and the rubber block being fixed in lower base, the sliding block offset with the rubber block.
By using above-mentioned technical proposal, when the load down on bridge, rubber slab is squeezed deformation, so that rubber
The bottom surface of plate is upheld downward, drives link rotatable, driving sliding block is slided towards rubber block, so that extruding of the rubber block by sliding block
And deform, the movement of sliding block is alleviated, and then alleviate the extension deformation of rubber slab, to alleviate the movement of bridge, improved
The bearing capacity of the shock-absorbing bridge support.
The utility model is further arranged to, and the rubber slab bottom surface is fixed with the stiffening plate being slidably connected with lower base,
The one end of the connecting rod far from sliding block and stiffening plate bottom surface are hinged.
By using above-mentioned technical proposal, when the load down on bridge, rubber slab deformation, the bottom surface of rubber slab is downward
It upholds, so that the stiffening plate fixed with rubber slab bottom surface be towards lower slider, and then drives link rotatable hinged therewith, to drive
Sliding block is mobile；The setting of the stiffening plate, it is directly hinged with interlinking lever end to avoid the softer rubber slab of quality, prevents interlinking lever end
It punctures rubber slab and makes rubber slab damage failure, ensure that the effective performance of rubber slab.
The utility model is further arranged to, and the third damping being slidably connected with stiffening plate is offered in the lower base
Slot, the stiffening plate bottom surface are fixed with guide collar, and the guiding ring outer wall is slidably connected with the third damping trough inner sidewall.
By using above-mentioned technical proposal, when the load down on bridge, rubber slab bottom surface is upheld downward, so that reinforcing
Plate slides in third damping trough, has driven the inner sidewall that is fixed on the guide collar of stiffening plate bottom surface along third damping trough towards downslide
Dynamic, since stiffening plate is plate structure, the contact area of side wall and third damping trough inner sidewall is smaller, is easy in its sliding
Run-off the straight, and guide collar fixed thereto is slidably connected with third damping trough simultaneously, is equivalent to and increases stiffening plate and third
The contact area of damping trough inner sidewall is conducive to improve stability when stiffening plate is slided in third damping trough, and then improves
The stability of shock-absorbing bridge support.
The utility model is further arranged to, and is fixed between the sliding block upper surface and the stiffening plate bottom surface and is pressed always
The tensioning spring of contracting.
By using above-mentioned technical proposal, when the load on bridge reduces, the extruding force that rubber block is subject to reduces, so that
Rubber slab bottom surface is shunk upwards, stiffening plate upward sliding is driven, at this time link rotatable, so that the work that sliding block is upward by one
With, and tensioning spring is in compressive state, counteracts upward effect of the connecting rod to sliding block, so that sliding block is supported with sliding groove bottom
Tightly, it is therefore prevented that sliding block moves up and is detached from the connection with sliding groove, ensure that the damping performance of damping device.
The utility model is further arranged to, and is fixed between the lower base and the upper slide for alleviating upper pedestal
Mobile damping spring.
By using above-mentioned technical proposal, when the load down on bridge, upper base plate is mobile towards lower seat board, upper pedestal
Mobile towards lower base, damping spring compressive deformation at this time has buffered the movement of bridge, so that the load of rubber slab has been shared,
The abrasion for reducing rubber slab is conducive to extend the service life of rubber slab.
The utility model is further arranged to, and the damping spring is sheathed on the slide post, and the damping spring
It is arranged with flexible sealing shroud outside；Described sealing shroud one end is fixed and is sealed with upper slide bottom surface, the other end and lower base
Fixed and sealing.
By using above-mentioned technical proposal, sealing shroud one end is fixed and is sealed with upper slide bottom surface, the other end and lower base
Fixed and sealing effectively prevents outer so that damping spring and the damping device being set in lower base are isolated from the outside world
For boundary's rain penetration into causing in lower base damping spring and damping device to corrode, be conducive to extend shock-absorbing bridge support uses the longevity
Life.
In conclusion the advantageous effects of the utility model are as follows:
1. upper base plate is mobile relative to polyfluortetraethylene plate when horizontal-shift occurs in bridge, bridge and bridge pier have been buffered
Between offset, and when upper base plate sliding, the screw rod for being fixed on upper base plate bottom surface is mobile, so that being sheathed on the buffering on screw rod
Circle is squeezed and deforms, and alleviates the impact that bridge offset drives upper base plate mobile and generates to upper pedestal, it is therefore prevented that the bridge
The deformation that beam shock mount is generated by the horizontal-shift of bridge, and then extend the service life of the shock-absorbing bridge support；
2. rubber slab is squeezed deformation when the load down on bridge, bottom surface is upheld downward, and connecting rod is driven to turn
It is dynamic, drive sliding block and slided towards rubber block so that rubber block by sliding block extruding and deform, and then alleviate rubber slab
Deformation is upheld, to alleviate the movement of bridge, improves the bearing capacity of the shock-absorbing bridge support；
3. sealing shroud one end is fixed and sealed with upper slide bottom surface, the other end is fixed and is sealed with lower base, so that damping
Spring and the damping device being set in lower base are isolated from the outside world, and effectively prevent extraneous rain penetration into lower base
It is interior, the corrosion of damping spring and damping device is reduced, the service life of shock-absorbing bridge support is conducive to extend.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment.
In figure: 1, upper base plate；11, screw rod；111, nut；112, bumper ring；2, upper pedestal；21, polyfluortetraethylene plate；
22, upper slide；23, slide post；3, lower base；31, the first damping trough；32, the second damping trough；33, third damping trough；4, lower seat
Plate；5, rubber slab；51, stiffening plate；511, guide collar；6, damping device；61, sliding groove；62, sliding block；63, connecting rod；64, rubber
Block；65, holddown spring；7, damping spring；8, sealing shroud.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, the shock-absorbing bridge support between a kind of bridge pier and bridge, including upper base plate 1, upper pedestal 2, lower base
3, lower seat board 4, rubber slab 5, damping device 6, damping spring 7 and sealing shroud 8.Upper base plate 1 is square platy structure, is stainless
Steel material is horizontally disposed with.The upper surface of upper base plate 1 is fixed with bridge, and lower surface is fixed with screw rod 11.Screw rod 11 is cylindrical body
Structure, one end far from upper base plate 1 are equipped with nut 111, and nut 111 is threadedly coupled with screw rod 11.
As shown in Figure 1, upper pedestal 2 includes polyfluortetraethylene plate 21, upper slide 22 and slide post 23.Polyfluortetraethylene plate 21
For square platy structure, it is horizontally disposed with, upper surface is overlapped with upper base plate 1 and is adjacent to.Upper slide 22 is plate structure, and level is set
It sets, horizontal cross-section is rectangular, and its upper surface is overlapped fixation with 21 bottom surface of polyfluortetraethylene plate.Screw rod 11 sequentially passes through poly- four
Vinyl fluoride plate 21 and upper slide 22, and the upper surface of nut 111 and the bottom surface of upper slide 22 compress.Screw rod 11 and upper slide 22
Junction is equipped with bumper ring 112, and bumper ring 112 is round tube shape structure, and its material is rubber.Bumper ring 112 is sheathed on screw rod
On 11, and 112 outer wall of bumper ring and upper slide 22 are fixed, so that when upper base plate 1 is slided relative to polyfluortetraethylene plate 21, spiral shell
Bar 11 is mobile, and bumper ring 112 deforms, and has buffered the movement of upper base plate 1.Slide post 23 be cylindrical structure, axis vertical, and
End face is fixed with 22 bottom surface of upper slide thereon.
As shown in Figure 1, lower base 3 is cylindrical structure, axis vertical, and end face offers the first damping trough thereon
31.The section of first damping trough 31 is circle, and axis is overlapped with the axis of slide post 23, and its inner sidewall and slide post 23
Side walls connection.The second damping trough 32 is offered on the inner bottom surface of first damping trough 31, the second damping trough 32 is round table-like knot
Structure, axis are overlapped with the axis of the first damping trough 31, and the diameter of end opening is greater than the diameter of its inner bottom surface thereon.Rubber slab
5 be all round-like structure, is rubber material, axis vertical, and diameter of the diameter of end face greater than its bottom surface thereon.Rubber slab
5 upper surface and the bottom surface of slide post 23 are fixed, and the side wall of rubber slab 5 is bonded phase with the inclined inside wall of the second damping trough 32
It supports.The inner bottom surface of second damping trough 32 offers third damping trough 33, and the section of third damping trough 33 is circle, and its axis with
The axis of second damping trough 32 is overlapped.5 bottom surface of rubber slab is fixed with stiffening plate 51, and stiffening plate 51 is circular plate structure, axis
Line is overlapped with the axis of rubber slab 5, and the side wall of stiffening plate 51 and the inner sidewall of third damping trough 33 are slidably connected, and work as rubber slab
5 when being squeezed and deforming, and the bottom surface of rubber slab 5 is upheld downward, so that stiffening plate 51 is along 33 slide downward of third damping trough.This
Outside, 51 bottom surface of stiffening plate is fixed with guide collar 511, and guide collar 511 is round cyclic structure.The axis of guide collar 511 and reinforcement
The axis of plate 51 is overlapped, and end face is fixed with 51 bottom surface of stiffening plate thereon, and the inner sidewall of its lateral wall and third damping trough 33 is sliding
Dynamic connection, so that being kept when stiffening plate 51 is slided in third damping trough 33 horizontal.Lower seat board 4 is square platy structure, horizontal
Setting, upper surface and the bottom surface of lower base 3 are fixed, and the bottom surface of lower seat board 4 is fixed with bridge pier.
As shown in Figure 1, damping device 6 includes sliding groove 61, sliding block 62, connecting rod 63, rubber block 64 and holddown spring 65.
Sliding groove 61 is opened in 33 inner bottom surface of third damping trough, and length direction is horizontal, and its section is rectangle.Sliding block 62 is cuboid
Structure is slidably mounted in sliding groove 61.Connecting rod 63 is the rounded elongated rod shape structure in section, is set to sliding block 62 and stiffening plate
Between 51, one end and 51 bottom surface of stiffening plate are hinged, and the other end and 62 upper surface of sliding block are hinged.Rubber block 64 is cuboid knot
Structure is rubber material, is set to 61 middle part of sliding groove, and 64 bottom surface of rubber block and the interior bottom of sliding groove 61 are fixed.Holddown spring
65 are set between sliding block 62 and stiffening plate 51, axis vertical, and one end is fixed with 51 bottom surface of stiffening plate, the other end and cunning
62 upper surface of block is fixed, so that 62 bottom surface of sliding block is pushed against with 61 bottom surface of sliding groove always.In addition, connecting rod 63 and sliding block 62 are hinged
One end is tilted towards rubber block 64, and side wall of the sliding block 62 with rubber block 64 close to the sliding block 62 offsets, when the load on bridge
When exacerbation, upper base plate 1 is mobile towards lower seat board 4, drives slide post 23 in lower base 3 towards lower slider, so that 5 bottom surface of rubber slab
It upholds downward, to drive stiffening plate 51 towards lower slider, so that connecting rod 63 rotates, sliding block 62 is mobile at this time, has squeezed rubber
Block 64 deforms, so alleviate the movement of bridge.
As shown in Figure 1, damping spring 7 is sheathed on slide post 23, one end is fixed with 22 bottom surface of upper slide, the other end with
The upper surface of lower base 3 is fixed, and when bridge vertical shift, damping spring 7 is deformed, and slows down the movement of bridge.8 sets of sealing shroud
On damping spring 7, one end is fixed and is sealed with 22 bottom surface of upper slide, and the other end is fixed and close with 3 upper surface of lower base
Envelope effectively prevents the corrosion damage of damping spring 7 and damping device 6 so that damping spring 7 and damping device 6 are isolated from the outside world
It is bad.
When the present embodiment is in use, when horizontal-shift occurs for bridge, fixed upper base plate 1 is relative to upper slide with bridge
Polyfluortetraethylene plate 21 on 22 slides, at this point, screw rod 11 moves horizontally, bumper ring 112 is produced by the extruding of screw rod 11
Raw deformation, has buffered the movement of upper base plate 1, drives the movement of upper base plate 1 to rush 2 generation of upper pedestal so alleviating bridge offset
It hits, it is therefore prevented that the shock-absorbing bridge support is deformed because of the horizontal-shift of bridge, and then improves the use of the shock-absorbing bridge support
Service life.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. the shock-absorbing bridge support between a kind of bridge pier and bridge is consolidated including the upper base plate (1) fixed with bridge bottom surface, with bridge pier
Fixed lower seat board (4), the lower base (3) being fixed on lower seat board (4), the upper pedestal (2) being slidably mounted on lower base (3),
Be fixed on upper pedestal (2) bottom is used to buffer upper pedestal (2) mobile rubber slab (5) and for enhancing support shock-absorbing function
Damping device (6), it is characterized in that: the upper pedestal (2) includes the polyfluortetraethylene plate being bonded with upper base plate (1) bottom surface
(21), the upper slide (22) fixed with polyfluortetraethylene plate (21) bottom surface and it is fixed on the slide post of upper slide (22) bottom surface
(23)；The upper base plate (1) is stainless steel plate, and the upper base plate (1) bottom surface is fixed with screw rod (11)；The screw rod (11) according to
It is secondary to pass through the polyfluortetraethylene plate (21) and upper slide (22), flexible bumper ring is arranged on the screw rod (11)
(112)；The lateral wall of the bumper ring (112) and the upper slide (22) are fixed.
2. the shock-absorbing bridge support between a kind of bridge pier according to claim 1 and bridge, it is characterized in that: the rubber slab
It (5) is round-like structure, and the large end face of the rubber slab (5) is fixed with slide post (23) lower end surface；Rubber slab (5) side
Wall is bonded abutting with the lower base (3) inner sidewall.
3. the shock-absorbing bridge support between a kind of bridge pier according to claim 2 and bridge, it is characterized in that: the damping fills
It sets the sliding groove (61) of the length direction level of (6) including being opened in lower base (3) interior bottom, be slidably mounted in sliding groove (61)
Sliding block (62), one end and the hinged other end in the rubber slab (5) bottom and the hinged connecting rod (63) in sliding block (62) top and
The rubber block (64) being fixed in lower base (3), the sliding block (62) offset with the rubber block (64).
4. the shock-absorbing bridge support between a kind of bridge pier according to claim 3 and bridge, it is characterized in that: the rubber slab
(5) bottom surface is fixed with the stiffening plate (51) being slidably connected with lower base (3), the one end of the connecting rod (63) far from sliding block (62) with
Stiffening plate (51) bottom surface is hinged.
5. the shock-absorbing bridge support between a kind of bridge pier according to claim 4 and bridge, it is characterized in that: the lower base
(3) the third damping trough (33) being slidably connected with stiffening plate (51) is offered in, stiffening plate (51) bottom surface is fixed with guiding
It encloses (511), guide collar (511) outer wall is slidably connected with third damping trough (33) inner sidewall.
6. the shock-absorbing bridge support between a kind of bridge pier according to claim 5 and bridge, it is characterized in that: the sliding block
(62) tensioning spring compressed always is fixed between upper surface and the stiffening plate (51) bottom surface.
7. the shock-absorbing bridge support between a kind of bridge pier according to claim 5 and bridge, it is characterized in that: the lower base
(3) it is fixed between the upper slide (22) for alleviating upper pedestal (2) mobile damping spring (7).
8. the shock-absorbing bridge support between a kind of bridge pier according to claim 7 and bridge, it is characterized in that: the damping bullet
Spring (7) is sheathed on the slide post (23), and is arranged with flexible sealing shroud (8) outside the damping spring (7)；It is described
Sealing shroud (8) one end is fixed and is sealed with upper slide (22) bottom surface, and the other end and lower base (3) are fixed and sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821899334.7U CN209584824U (en) | 2018-11-16 | 2018-11-16 | A kind of shock-absorbing bridge support between bridge pier and bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821899334.7U CN209584824U (en) | 2018-11-16 | 2018-11-16 | A kind of shock-absorbing bridge support between bridge pier and bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209584824U true CN209584824U (en) | 2019-11-05 |
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ID=68376881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821899334.7U Active CN209584824U (en) | 2018-11-16 | 2018-11-16 | A kind of shock-absorbing bridge support between bridge pier and bridge |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851280A (en) * | 2020-08-27 | 2020-10-30 | 张占群 | Shock absorption and isolation support for bridge |
| CN113186813A (en) * | 2021-05-06 | 2021-07-30 | 山东省路桥工程设计咨询有限公司 | Bridge beam supports adjusts structure |
| CN113969541A (en) * | 2020-07-24 | 2022-01-25 | 上海通亿橡塑制品有限公司 | Damping support for road and bridge |
-
2018
- 2018-11-16 CN CN201821899334.7U patent/CN209584824U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113969541A (en) * | 2020-07-24 | 2022-01-25 | 上海通亿橡塑制品有限公司 | Damping support for road and bridge |
| CN111851280A (en) * | 2020-08-27 | 2020-10-30 | 张占群 | Shock absorption and isolation support for bridge |
| CN111851280B (en) * | 2020-08-27 | 2021-12-17 | 江苏润通工程设备有限公司 | Shock absorption and isolation support for bridge |
| CN113186813A (en) * | 2021-05-06 | 2021-07-30 | 山东省路桥工程设计咨询有限公司 | Bridge beam supports adjusts structure |
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