CN214194115U

CN214194115U - Damping support for steel structure bridge

Info

Publication number: CN214194115U
Application number: CN202023055680.7U
Authority: CN
Inventors: 高新建; 高杰; 高新全; 张兆会; 白群英; 荣津津
Original assignee: Jiangsu Hengruijie Steel Structure Engineering Co ltd
Current assignee: Jiangsu Hengruijie Steel Structure Engineering Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-14
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a shock-absorbing support for steel structure bridge relates to bridge beam supports technical field, including unable adjustment base, unable adjustment base's top is equipped with bridge base, bridge base's bottom surface fixedly connected with fastening seat. The utility model relates to a rational in infrastructure, it can utilize under the effect of first pressure spring elasticity, effectual buffering effect has been played bridge pedestal, and make bridge pedestal's downward punching press effect and extrude first roof, make first roof will extrude first sealed backing plate, and make first sealed backing plate compress the damping oil in with the buffer cylinder, and compress the damping oil to in the conveyer pipe, then the damping oil will flow through to in communicating pipe and the box, and the top moves the clamp plate, can utilize under the effect of elasticity of second pressure spring, the absorbing effect has been played, the damping oil in the box will flow through to the spiral logical inslot simultaneously, carry out effectual buffering, can guarantee bridge offset pressure's buffering effect.

Description

Damping support for steel structure bridge

Technical Field

The utility model relates to a bridge beam supports technical field specifically is a damping support for steel structure bridge.

Background

In a bridge structure, a support is erected on a bridge pier, and a device for supporting a bridge superstructure on a ceiling surface is an important part for connecting the bridge superstructure and a substructure, and functions to fix the superstructure to the bridge pier, to receive various forces acting on the superstructure, and to reliably transmit it to the bridge pier.

Traditional bridge beam supports are comparatively single in structure, are difficult to play effectual shock attenuation effect to the bridge, and then have reduced the punching press buffering effect of bridge, and general bridge beam supports steadiness usually is not very good to the support stability of bridge has been reduced. Therefore, the shock absorption support for the steel structure bridge is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a damping support for steel structure bridge in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a shock absorption support for a steel structure bridge comprises a fixed base, a bridge base is arranged above the fixed base, a fastening seat is fixedly connected to the bottom surface of the bridge base, two symmetrical inclined seats are arranged on the inner bottom wall of the fixed base, a guide mechanism is arranged on the bottom surface of each inclined seat, one side surface, close to the fastening seat, of each inclined seat is connected with the outer surface of the fastening seat in a sliding mode, two symmetrical supporting plates are fixedly connected to the inner bottom wall of the fixed base, a rubber air cushion is fixedly connected to the bottom surface of each fastening seat, a mounting plate is fixedly connected to the bottom surface of the rubber air cushion, the upper surface of each supporting plate is fixedly connected with the bottom surface of the mounting plate, a third buffer mechanism is arranged on the inner bottom wall of the fixed base, two symmetrical grooves are formed in the upper surface of the fixed base, and two symmetrical fixing plates are fixedly connected to the bottom surface of the bridge base, and the fixed plate is connected with the outer fixed surface of the fastening seat, every the bottom surface of the fixed plate is provided with two symmetrical first buffer mechanisms, the inner side wall of the fixed base is inlaid with a conveying pipe, the outer fixed surface of the conveying pipe is communicated with a communicating pipe, and the inner side wall of the fixed base is provided with two groups of symmetrical second buffer mechanisms.

Furthermore, four equal fixedly connected with fixed cones in edge of unable adjustment base bottom surface, every the equal fixedly connected with thorn awl of circumference array of surface of fixed cone.

Furthermore, the first buffer mechanism comprises a first connecting plate and a second connecting plate, the upper surface of the first connecting plate is fixedly connected with the bottom surface of the fixed plate, the bottom surface of the second connecting plate is fixedly connected with the inner bottom wall of the groove, a buffer cylinder is embedded on the outer surface of the second connecting plate, the outer surface of the buffer cylinder penetrates through the second connecting plate and is embedded in the support, the top end of the conveying pipe is communicated with the buffer cylinder, the bottom surface of the first connecting plate is fixedly connected with a first top plate, the bottom surface of the first top plate penetrates through the buffer cylinder and extends to the interior of the buffer cylinder, the first top plate is connected with the buffer cylinder in a sliding way, the bottom surface of the first top plate is fixedly connected with a first sealing liner plate, the bottom surface of first connecting plate fixedly connected with first pressure spring, the bottom of first pressure spring is connected with the upper surface fixed of second connecting plate, and first pressure spring twines in the surface of buffer cylinder.

Furthermore, guiding mechanism includes two sets of symmetrical bottom plates, guide way and leading wheel, the inner diapire of support is seted up in the guide way, every the upper surface of bottom plate all with the bottom surface fixed connection of sloping seat, every the bottom surface of bottom plate all rotates and is connected with the leading wheel, and bottom plate and guide way sliding connection.

Further, second buffer gear includes the dashpot, the inside wall of support is seted up to the dashpot, and dashpot and conveyer pipe are linked together, the inner wall sliding connection of dashpot has the second roof, the seat is close to the equal fixedly connected with elastic steel plate of inside wall of a side of second roof and support to one side, the second roof is close to a side of seat to one side run through the second roof and two elastic steel plate in proper order and be connected with the surface fixed connection of seat to one side, and second roof and elastic steel plate sliding connection, a side fixedly connected with second sealing pad board of seat to one side is kept away from to the second roof.

Further, third buffer gear includes the box, the bottom surface of box and the interior diapire fixed connection of support, the top of communicating pipe run through the support and with the fixed intercommunication of box, the second pressure spring that the interior roof fixedly connected with equidistance of box was arranged, the inner wall sliding connection of box has the clamp plate, every the bottom of second pressure spring all is connected with the last fixed surface of clamp plate, the spiral logical groove has been seted up to the inside wall of box, the inside of box, communicating pipe, dashpot, conveyer pipe and buffer tube all is equipped with damping oil.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this a damping support for steel structure bridge possesses following beneficial effect:

the utility model discloses a fixed plate, the fluting, first buffer gear, damping oil, the conveyer pipe, cooperation setting between communicating pipe and the third buffer gear, can utilize under the first pressure spring elastic action, effectual buffering effect has been played to the bridge base, and make the downward punching press effect of bridge base and extrude first roof, make first roof will extrude first sealed backing plate, and make the damping oil of first sealed backing plate in with the buffer cylinder compress, and compress damping oil to in the conveyer pipe, then damping oil will flow through to in communicating pipe and the box, and the top is moved the clamp plate, can utilize under the elastic action of second pressure spring, the absorbing effect has been played, damping oil in the box will flow through to the spiral inslot simultaneously, carry out effectual buffering, can guarantee bridge offset pressure's cushioning effect.

Two, the utility model discloses a fastening seat, the sloping seat, guiding mechanism, a supporting plate, the mounting panel, cooperation setting between rubber air cushion and the second buffer gear, can make the sloping seat play effectual support guide effect to the fastening seat, and make the rubber air cushion play the supporting effect to the bottom surface of fastening seat, when the downward punching press takes place for the bridge base, can make fastening seat extrusion sloping seat, make the sloping seat will extrude the elastic steel plate, two elastic steel plate extrude each other simultaneously, can play fastening buffering effect to the fastening seat, make the removal of sloping seat will promote the sealed backing plate of second and slide in the dashpot, compress the damping oil in the dashpot simultaneously, can play further buffering effect to the fastening seat.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a cross-sectional view of a front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at B in FIG. 2 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at C in fig. 2 according to the present invention.

In the figure: 1. a fixed base; 2. a first buffer mechanism; 21. a first connecting plate; 22. a second connecting plate; 23. a first pressure spring; 24. a first top plate; 25. a buffer cylinder; 26. a first sealing pad; 3. a second buffer mechanism; 31. an elastic steel plate; 32. a second top plate; 33. a second sealing pad; 34. a buffer tank; 4. a third buffer mechanism; 41. a box body; 42. a spiral through groove; 43. pressing a plate; 44. a second pressure spring; 5. a guide mechanism; 51. a guide wheel; 52. a base plate; 53. a guide groove; 6. a bridge foundation; 7. a support; 8. a fixed cone; 9. grooving; 10. a fixing plate; 11. a fastening seat; 12. damping oil; 13. a delivery pipe; 14. a communicating pipe; 15. a support plate; 16. mounting a plate; 17. a rubber air cushion; 18. and (4) an inclined seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: a shock absorption support for a steel structure bridge comprises a fixed base 1, a bridge base 6 is arranged above the fixed base 1, the bottom surface of the bridge base 6 is fixedly connected with a fastening seat 11, the inner bottom wall of the fixed base 1 is provided with two symmetrical inclined seats 18, the bottom surface of each inclined seat 18 is provided with a guide mechanism 5, one side surface of each inclined seat 18 close to the fastening seat 11 is connected with the outer surface of the fastening seat 11 in a sliding manner, the inner bottom wall of the fixed base 1 is fixedly connected with two symmetrical supporting plates 15, the bottom surface of the fastening seat 11 is fixedly connected with a rubber air cushion 17, the bottom surface of the rubber air cushion 17 is fixedly connected with a mounting plate 16, the upper surface of each supporting plate 15 is fixedly connected with the bottom surface of the mounting plate 16, the inner bottom wall of the fixed base 1 is provided with a third buffer mechanism 4, the upper surface of the fixed base 1 is provided with two symmetrical slots 9, the bottom surface of the bridge base 6 is fixedly connected with two symmetrical fixing plates 10, and fixed plate 10 is connected with the surface mounting of fastening seat 11, and the bottom surface of every fixed plate 10 all is equipped with two symmetrical first buffer gear 2, and unable adjustment base 1's inside wall is inlayed and is had conveyer pipe 13, and the surface mounting of conveyer pipe 13 communicates communicating pipe 14, and unable adjustment base 1's inside wall is equipped with two sets of symmetrical second buffer gear 3.

Further, the equal fixedly connected with fixed awl 8 in four edges of unable adjustment base 1 bottom surface, the equal fixedly connected with thorn awl of circumference array of the surface of every fixed awl 8. Through the setting of stationary cone 8, can effectual improvement unable adjustment base 1's fastening effect, and then prevent unable adjustment base 1 from taking place to rock.

Further, the first buffer mechanism 2 comprises a first connecting plate 21 and a second connecting plate 22, the upper surface of the first connecting plate 21 is fixedly connected with the bottom surface of the fixing plate 10, the bottom surface of the second connecting plate 22 is fixedly connected with the inner bottom wall of the slot 9, the outer surface of the second connecting plate 22 is inlaid with a buffer cylinder 25, the outer surface of the buffer cylinder 25 penetrates through the second connecting plate 22 and is inlaid in the support 7, the top end of the conveying pipe 13 is communicated with the buffer cylinder 25, the bottom surface of the first connecting plate 21 is fixedly connected with a first top plate 24, the bottom surface of the first top plate 24 penetrates through the buffer cylinder 25 and extends into the buffer cylinder 25, the first top plate 24 is slidably connected with the buffer cylinder 25, the bottom surface of the first top plate 24 is fixedly connected with a first sealing cushion plate 26, the bottom surface of the first connecting plate 21 is fixedly connected with a first pressure spring 23, the bottom end of the first pressure spring 23 is fixedly connected with the upper surface of the second connecting plate 22, and the first compression spring 23 is wound on the outer surface of the buffer cylinder 25. Through the setting of first buffer gear 2, utilize under the effect of first pressure spring 23 elasticity, played effectual buffering effect to bridge pedestal 6 to make bridge pedestal 6's downward punching press effect and extrude first roof 24, make first roof 24 will extrude first sealed backing plate 26, and make first sealed backing plate 26 compress damping oil 12 in with buffer cylinder 25, play further shock attenuation buffering effect to bridge pedestal 6.

Further, the guide mechanism 5 includes two sets of symmetrical bottom plates 52, guide grooves 53 and guide wheels 51, the guide grooves 53 are opened on the inner bottom wall of the support 7, the upper surface of each bottom plate 52 is fixedly connected with the bottom surface of the inclined seat 18, the bottom surface of each bottom plate 52 is rotatably connected with the guide wheels 51, and the bottom plates 52 are slidably connected with the guide grooves 53. Through the setting of guiding mechanism 5, can play the guide effect to sloping seat 18, and then make sloping seat 18 more steady when removing.

Further, second buffer gear 3 includes buffer tank 34, buffer tank 34 sets up in the inside wall of support 7, and buffer tank 34 is linked together with conveyer pipe 13, the inner wall sliding connection of buffer tank 34 has second roof 32, the equal fixedly connected with elastic steel plate 31 of the inside wall that the seat 18 is close to a side of second roof 32 and support 7 to one side, second roof 32 is close to a side of seat 18 to one side run through second roof 32 and two elastic steel plate 31 in proper order and with the fixed surface of seat 18 to one side, and second roof 32 and elastic steel plate 31 sliding connection, a side fixedly connected with second seal cushion plate 33 of seat 18 to one side is kept away from to second roof 32. The second buffer mechanism 3 can provide an effective buffer effect for the inclined seat 18.

Further, third buffer gear 4 includes box 41, the bottom surface of box 41 and the interior diapire fixed connection of support 7, the top of communicating pipe 14 runs through support 7 and communicates with box 41 is fixed, the second pressure spring 44 that the interior roof fixedly connected with equidistance of box 41 was arranged, the inner wall sliding connection of box 41 has clamp plate 43, the bottom of every second pressure spring 44 all is connected with the last fixed surface of clamp plate 43, spiral through groove 42 has been seted up to the inside wall of box 41, communicating pipe 14, buffer tank 34, conveyer pipe 13 and buffer cylinder 25's inside all is equipped with damping oil 12. Through the setting of third buffer gear 4, can flow through damping oil 12 compression to box 41 in to the top moves clamp plate 43, can utilize under the spring action of second pressure spring 44, plays absorbing effect, and damping oil 12 in the box 41 will flow through to spiral through groove 42 in simultaneously, carries out effectual buffering, can effectually guarantee the buffering effect of bridge counterpulsation pressure.

The working principle is as follows: when the bridge foundation 6 generates stamping vibration, the first pressure spring 23 can be utilized to exert an effective buffering effect on the bridge foundation 6, and the bridge foundation 6 can be used to stamp downwards and extrude the first top plate 24, so that the first top plate 24 can extrude the first sealing pad 26, the first sealing pad 26 can compress the damping oil 12 in the buffer cylinder 25, and the damping oil 12 can be compressed into the delivery pipe 13, then the damping oil 12 can flow into the communicating pipe 14 and the box body 41, and the pressure plate 43 can be pushed, that is, the damping effect can be exerted by utilizing the elastic force of the second pressure spring 44, and simultaneously the damping oil 12 in the box body 41 can flow into the spiral through groove 42 to perform effective buffering, thereby effectively ensuring the buffering effect of the bridge counter-stamping pressure, and simultaneously, the inclined seat 18 can exert an effective supporting and guiding effect on the fastening seat 11, and the rubber air cushion 17 can exert a supporting effect on the bottom surface of the fastening seat 11, when the bridge foundation 6 is punched downwards, the fastening seat 11 can be made to extrude the inclined seat 18, the inclined seat 18 can extrude the elastic steel plates 31, the two elastic steel plates 31 are made to extrude each other, the fastening buffer effect is achieved on the fastening seat 11, the second sealing cushion plate 33 is pushed to slide in the buffer groove 34 by the movement of the inclined seat 18, the damping oil 12 in the buffer groove 34 is compressed, and the buffer effect can be further achieved on the fastening seat 11.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a damping support for steel structure bridge, includes unable adjustment base (1), its characterized in that: a bridge base (6) is arranged above the fixed base (1), the bottom surface of the bridge base (6) is fixedly connected with a fastening seat (11), the inner bottom wall of the fixed base (1) is provided with two symmetrical inclined seats (18), the bottom surface of each inclined seat (18) is provided with a guide mechanism (5), one side surface, close to the fastening seat (11), of each inclined seat (18) is connected with the outer surface of the fastening seat (11) in a sliding manner, the inner bottom wall of the fixed base (1) is fixedly connected with two symmetrical supporting plates (15), the bottom surface of the fastening seat (11) is fixedly connected with a rubber air cushion (17), the bottom surface of the rubber air cushion (17) is fixedly connected with a mounting plate (16), the upper surface of each supporting plate (15) is fixedly connected with the bottom surface of the mounting plate (16), the inner bottom wall of the fixed base (1) is provided with a third buffer mechanism (4), two symmetrical flutings (9) have been seted up to the upper surface of unable adjustment base (1), two symmetrical fixed plate (10) of bottom surface fixedly connected with of bridge base (6), and the external fixed surface of fixed plate (10) and fastening seat (11) is connected, every the bottom surface of fixed plate (10) all is equipped with two symmetrical first buffer gear (2), the inside wall of unable adjustment base (1) is inlayed and is had conveyer pipe (13), the external fixed surface intercommunication of conveyer pipe (13) has communicating pipe (14), the inside wall of unable adjustment base (1) is equipped with two sets of symmetrical second buffer gear (3).

2. The shock absorption support saddle for steel structure bridges of claim 1, wherein: the equal fixedly connected with stationary cone (8) in four edges department of unable adjustment base (1) bottom surface, every the equal fixedly connected with thorn awl of circumference array of surface of stationary cone (8).

3. The shock absorption support saddle for steel structure bridges of claim 1, wherein: the first buffer mechanism (2) comprises a first connecting plate (21) and a second connecting plate (22), the upper surface of the first connecting plate (21) is fixedly connected with the bottom surface of the fixing plate (10), the bottom surface of the second connecting plate (22) is fixedly connected with the inner bottom wall of the groove (9), a buffer cylinder (25) is inlaid in the outer surface of the second connecting plate (22), the outer surface of the buffer cylinder (25) penetrates through the second connecting plate (22) and is inlaid in the support (7), the top end of the conveying pipe (13) is communicated with the buffer cylinder (25), the bottom surface of the first connecting plate (21) is fixedly connected with a first top plate (24), the bottom surface of the first top plate (24) penetrates through the buffer cylinder (25) and extends to the inside of the buffer cylinder (25), the first top plate (24) is slidably connected with the buffer cylinder (25), the bottom surface of the first top plate (24) is fixedly connected with a first sealing cushion plate (26), the bottom surface of the first connecting plate (21) is fixedly connected with a first pressure spring (23), the bottom end of the first pressure spring (23) is fixedly connected with the upper surface of the second connecting plate (22), and the first pressure spring (23) is wound on the outer surface of the buffer cylinder (25).

4. The shock absorption support saddle for steel structure bridges of claim 1, wherein: guiding mechanism (5) include two sets of symmetrical bottom plate (52), guide way (53) and leading wheel (51), the inner diapire of support (7) is seted up in guide way (53), every the upper surface of bottom plate (52) all with the bottom surface fixed connection of sloping seat (18), every the bottom surface of bottom plate (52) all rotates and is connected with leading wheel (51), and bottom plate (52) and guide way (53) sliding connection.

5. The shock absorption support saddle for steel structure bridges of claim 1, wherein: second buffer gear (3) are including dashpot (34), the inside wall of support (7) is seted up in dashpot (34), and dashpot (34) are linked together with conveyer pipe (13), the inner wall sliding connection of dashpot (34) has second roof (32), sloping seat (18) are close to the equal fixedly connected with elastic steel plate (31) of inside wall of a side of second roof (32) and support (7), a side that second roof (32) are close to sloping seat (18) runs through second roof (32) and two elastic steel plate (31) in proper order and is connected with the fixed surface of sloping seat (18), and second roof (32) and elastic steel plate (31) sliding connection, a side fixedly connected with second sealing pad board (33) of sloping seat (18) are kept away from in second roof (32).

6. The shock absorption support saddle for steel structure bridges of claim 1, wherein: third buffer gear (4) include box (41), the bottom surface of box (41) and the interior diapire fixed connection of support (7), the top of communicating pipe (14) run through support (7) and with the fixed intercommunication of box (41), second pressure spring (44) that the interior roof fixedly connected with equidistance of box (41) was arranged, the inner wall sliding connection of box (41) has clamp plate (43), every the bottom of second pressure spring (44) all is connected with the last fixed surface of clamp plate (43), spiral through groove (42) have been seted up to the inside wall of box (41), the inside of box (41), communicating pipe (14), dashpot (34), conveyer pipe (13) and buffer tube (25) all is equipped with damping oil (12).