CN211947927U

CN211947927U - Public road bridge roof beam shock attenuation buffering support

Info

Publication number: CN211947927U
Application number: CN202020394444.9U
Authority: CN
Inventors: 李东; 李淑义
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-11-17
Anticipated expiration: 2030-03-25

Abstract

The utility model discloses a public road bridge roof beam shock attenuation buffering support, including bearing base, connecting plate and mount pad, the outside ring at bearing base top is equipped with first annular safety cover, movable cavity has been seted up to the inside of first annular safety cover, the inside of first annular safety cover is passed through movable cavity movable mounting has second annular safety cover, the number of mount pad is two, two the mount pad all sets up the top of bearing base, two the mounting groove has all been seted up to the inside of mount pad, the mounting groove is open-top structure, the inside movable mounting of mounting groove has the movable block, the bottom of movable block is provided with first spring, the top of movable block is provided with the cushion, the top of cushion is provided with flexible post, two the top fixed mounting of flexible post has the mounting panel. The utility model discloses a set up a series of structures and make this device have the effectual and annular absorbing effectual characteristics of protection.

Description

Public road bridge roof beam shock attenuation buffering support

Technical Field

The utility model relates to a public road bridge roof beam technical field specifically is a public road bridge roof beam shock attenuation buffering support.

Background

The bridge bearing is an important structural component for connecting the upper structure and the lower structure of the bridge, the bridge bearing is erected on the abutment, the top surface supports the upper structure of the bridge, the device has the functions that the upper structure is fixed on the abutment, various forces acting on the upper structure are borne and reliably transmitted to the abutment, and under the actions of load, temperature, concrete shrinkage and creep, the bearing can adapt to the corner and the displacement of the upper structure, so that the upper structure can be freely deformed without generating additional internal force.

The existing bridge support is poor in durability in the using process, and due to the fact that a bridge is installed above a river channel, the bridge support can be often subjected to impact erosion caused by river water, rainwater and the like, structural members inside the support are prone to aging and decay, the existing effective bridge support is poor in damping performance, and therefore the problem of solving the shock absorption and damping support for the highway bridge is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a public road bridge roof beam shock attenuation buffering support to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a shock absorption buffer support for a highway bridge comprises a bearing base, a connecting plate and mounting seats, wherein a first annular protective cover is annularly arranged on the outer side of the top of the bearing base, a movable cavity is formed in the first annular protective cover, a second annular protective cover is movably mounted in the first annular protective cover through the movable cavity, the number of the mounting seats is two, the two mounting seats are arranged on the top of the bearing base, mounting grooves are formed in the two mounting seats, each mounting groove is of a top opening structure, a movable block is movably mounted in each mounting groove, a first spring is arranged at the bottom of each movable block, a cushion block is arranged at the top of each movable block, telescopic columns are arranged at the tops of the cushion blocks, mounting plates are fixedly mounted at the tops of the two telescopic columns, and two U-shaped buffer blocks are arranged at the tops of the mounting plates, the bottom of connecting plate is provided with two M type buffer blocks, two M type buffer block is located two respectively directly over U type buffer block, U type buffer block inserts the inside of M type buffer block, just U type buffer block with the junction of M type buffer block is provided with the second spring.

Preferably, the outside at second annular safety cover top encircles and is equipped with annular fixed block, a plurality of screw through-hole has been seted up to the inside equidistant of annular fixed block, fastening screw is installed to the equal threaded mounting in inside of screw through-hole, the bottom ring of connecting plate is equipped with a plurality of thread groove, thread groove is located directly over the screw through-hole.

Preferably, the top of annular fixed block is provided with first sealed pad, first sealed pad with bond fixedly through the powerful glue between the annular fixed block.

Preferably, the bottom of second annular safety cover is provided with the fly leaf, the fly leaf is located the inside of activity cavity, the top of fly leaf is provided with the third spring, the top of third spring is provided with the roof, first annular safety cover is open-top structure, just first annular safety cover open-top's inboard is provided with annular stopper.

Preferably, the top of roof and the bottom of annular stopper all are provided with the second sealed pad.

Preferably, the jacks are formed in two sides of the interior of the bearing base, and fastening anchor rods are movably mounted in the jacks.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of scientific and reasonable structure, safe and convenient use, through arranging the first annular protective cover at the outside of the top of the bearing base, the movable cavity is arranged inside the first annular protective cover, the second annular protective cover is movably arranged inside the first annular protective cover through the movable cavity, the outer side ring at the top of the second annular protective cover is provided with the annular fixed block, a plurality of threaded through holes are arranged at equal intervals inside the annular fixed block, fastening screws are uniformly and threadedly arranged inside the threaded through holes, the bottom ring of the connecting plate is provided with a plurality of threaded grooves, the threaded grooves are positioned right above the threaded through holes, the top of the annular fixed block is provided with the first sealing gasket, the bottom end of the second annular protective cover is provided with the movable plate, the movable plate is positioned inside the movable cavity, the top of the movable plate is provided with the third spring, the top, and the inboard of first annular safety cover top opening part is provided with annular stopper, the top of roof and the bottom of annular stopper all are provided with the sealed pad of second, and then through first annular safety cover and second annular safety cover, can effectual inside of protection support, and the leakproofness is good, can effectually prevent the impact erosion of river water and rainwater, make this device longe-lived when using, stability is high, and through the mount pad, flexible post, U type buffer block and M type ring block make originally have multistage buffering absorbing effect, stability is strong during the use.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention;

FIG. 2 is an enlarged view of the present invention at A in FIG. 1;

FIG. 3 is an enlarged view of the present invention at B in FIG. 1;

fig. 4 is an enlarged view of the present invention at C in fig. 1.

In the figure: 1. a load-bearing base; 2. a jack; 3. a first annular protective shield; 4. a movable cavity; 5. a second annular protective cover; 6. a connecting plate; 7. mounting a plate; 8. a telescopic column; 9. cushion blocks; 10. a movable block; 11. a first spring; 12. mounting grooves; 13. a mounting seat; 14. fastening an anchor rod; 15. an annular fixed block; 16. fastening screws; 17. a threaded through hole; 18. a threaded groove; 19. a first gasket; 20. a U-shaped buffer block; 21. an M-type buffer block; 22. a second spring; 23. a movable plate; 24. a top plate; 25. a third spring; 26. an annular stop block; 27. a second gasket.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a shock absorption buffer support for highway bridges comprises a bearing base 1, a connecting plate 6 and mounting seats 13, wherein a first annular protective cover 3 is annularly arranged on the outer side of the top of the bearing base 1, a movable cavity 4 is formed in the first annular protective cover 3, a second annular protective cover 5 is movably mounted in the first annular protective cover 3 through the movable cavity 4, the number of the mounting seats 13 is two, the two mounting seats 13 are arranged on the top of the bearing base 1, mounting grooves 12 are formed in the two mounting seats 13, the mounting grooves 12 are of a top opening structure, movable blocks 10 are movably mounted in the mounting grooves 12, first springs 11 are arranged at the bottoms of the movable blocks 10, cushion blocks 9 are arranged at the tops of the cushion blocks 9, telescopic columns 8 are arranged at the tops of the telescopic columns 8, mounting plates 7 are fixedly mounted at the tops of the telescopic columns 8, and two U-shaped buffer blocks 20 are arranged at the tops of the mounting plates 7, the bottom of connecting plate 6 is provided with two M type buffer blocks 21, and two M type buffer blocks 21 are located two U type buffer blocks 20 directly over respectively, and U type buffer block 20 inserts the inside of M type buffer block 21, and the junction of U type buffer block 20 and M type buffer block 21 is provided with second spring 22.

Preferably, the outside ring at 5 tops of second annular safety cover is equipped with annular fixed block 15, and a plurality of screw through hole 17 has been seted up to annular fixed block 15's inside equidistant, and fastening screw 16 is installed to the equal threaded mounting in inside of screw through hole 17, and the bottom ring of connecting plate 6 is equipped with a plurality of thread groove 18, and thread groove 18 is located screw through hole 17 directly over, is convenient for be connected second annular safety cover 5 and connecting plate 6.

Preferably, the top of the annular fixed block 15 is provided with a first sealing gasket 19, and the first sealing gasket 19 is fixed to the annular fixed block 15 through strong glue adhesion, so that the joint of the second annular protective cover 5 and the connecting plate 6 has good sealing performance.

Preferably, the bottom end of the second annular protecting cover 5 is provided with a movable plate 23, the movable plate 23 is located inside the movable cavity 4, the top of the movable plate 23 is provided with a third spring 25, the top of the third spring 25 is provided with a top plate 24, the first annular protecting cover 3 is of a top opening structure, and the inner side of the top opening of the first annular protecting cover 3 is provided with an annular limiting block 26.

Preferably, the top of the top plate 24 and the bottom of the annular limiting block 26 are both provided with a second sealing gasket 27, so that the joint of the first annular protection cover 3 and the second annular protection cover 5 has good sealing performance.

Preferably, jack 2 has all been seted up to the inside both sides of bearing base 1, and the equal movable mounting in inside of jack 2 has fastening stock 14, can fix bearing base 1 at the installation zone through fastening stock 14 for this device stability is strong when using.

The working principle is as follows: before use, the safety of each structure of the device is checked firstly, a first annular protective cover 3 is arranged on the outer side of the top of a bearing base 1, a movable cavity 4 is arranged inside the first annular protective cover 3, a second annular protective cover 5 is movably arranged inside the first annular protective cover 3 through the movable cavity 4, an annular fixed block 15 is annularly arranged on the outer side of the top of the second annular protective cover 5, a plurality of threaded through holes 17 are equidistantly arranged inside the annular fixed block 15, fastening screws 16 are threadedly arranged inside the threaded through holes 17, a plurality of threaded grooves 18 are annularly arranged at the bottom of a connecting plate 6, the threaded grooves 18 are positioned right above the threaded through holes 17, a first sealing gasket 19 is arranged at the top of the annular fixed block 15, a movable plate 23 is arranged at the bottom end of the second annular protective cover 5, the movable plate 23 is positioned inside the movable cavity 4, and a third spring 25 is arranged at, third spring 25's top is provided with roof 24, first annular safety cover 3 is open-top structure, and the inboard of 3 open-top departments of first annular safety cover is provided with annular stopper 26, the top of roof 23 and the bottom of annular stopper 26 all are provided with the sealed pad 27 of second, and then through first annular safety cover 3 and second annular safety cover 5, the inside that can effectual protection support, and the leakproofness is good, can effectually prevent the impact erosion of river water and rainwater, make this device longe-lived when using, stability is high, and pass through mount pad 13, flexible post 8, U type buffer block 20 and M type ring piece 21 make originally have multistage buffering absorbing effect, stability is strong during the use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and any standard components found in known art that may be commercially available or commercially available and may be readily customized based on the teachings of the specification and the drawings, and that the particular connection between the various components is by conventional means well known in the art, and that the machine, component, or apparatus is by model and circuit connection is by conventional means well known in the art, and will not be described in detail herein.

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 public road bridge roof beam shock attenuation buffering support, includes bearing base (1), connecting plate (6) and mount pad (13), its characterized in that: the outer side of the top of the bearing base (1) is annularly provided with a first annular protective cover (3), the interior of the first annular protective cover (3) is provided with two movable cavities (4), the interior of the first annular protective cover (3) is movably provided with a second annular protective cover (5) through the movable cavities (4), the number of the installation seats (13) is two, the two installation seats (13) are arranged at the top of the bearing base (1), the interior of the two installation seats (13) is respectively provided with an installation groove (12), the installation groove (12) is of a top opening structure, the interior of the installation groove (12) is movably provided with a movable block (10), the bottom of the movable block (10) is provided with a first spring (11), the top of the movable block (10) is provided with a cushion block (9), and the top of the cushion block (9) is provided with a telescopic column (8), two the top fixed mounting of flexible post (8) has mounting panel (7), the top of mounting panel (7) is provided with two U type buffer blocks (20), the bottom of connecting plate (6) is provided with two M type buffer blocks (21), two M type buffer block (21) are located two respectively U type buffer block (20) directly over, U type buffer block (20) insert the inside of M type buffer block (21), just U type buffer block (20) with the junction of M type buffer block (21) is provided with second spring (22).

2. The road and bridge shock absorption and buffering support saddle according to claim 1, wherein: the outside at second annular safety cover (5) top encircles and is equipped with annular fixed block (15), a plurality of screw through-hole (17) have been seted up to the inside equidistance of annular fixed block (15), fastening screw (16) are installed to the equal threaded mounting in inside of screw through-hole (17), the bottom ring of connecting plate (6) is equipped with a plurality of thread groove (18), thread groove (18) are located directly over screw through-hole (17).

3. The road and bridge shock absorption and buffering support saddle according to claim 2, wherein: the top of annular fixed block (15) is provided with first sealed pad (19), first sealed pad (19) with it is fixed to bond through powerful glue between annular fixed block (15).

4. The road and bridge shock absorption and buffering support saddle according to claim 1, wherein: the bottom of second annular safety cover (5) is provided with fly leaf (23), fly leaf (23) are located the inside of activity cavity (4), the top of fly leaf (23) is provided with third spring (25), the top of third spring (25) is provided with roof (24), first annular safety cover (3) are open-top structure, just first annular safety cover (3) open-top department's inboard is provided with annular stopper (26).

5. The road and bridge shock absorption and buffering support saddle according to claim 4, wherein: and the top of the top plate (24) and the bottom of the annular limiting block (26) are both provided with second sealing gaskets (27).

6. The road and bridge shock absorption and buffering support saddle according to claim 1, wherein: jack (2) have all been seted up to the inside both sides of bearing base (1), the equal movable mounting in inside of jack (2) has fastening stock (14).