CN113123224A

CN113123224A - Bridge bearing

Info

Publication number: CN113123224A
Application number: CN202110385583.4A
Authority: CN
Inventors: 姚晓辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-07-16

Abstract

The invention provides a bridge support, which comprises a top support plate for connecting a bridge span, a bottom support plate for connecting a pier, a movable reset buffer mechanism for transferring pressure and buffering vibration and a multi-angle offset buffer mechanism, wherein the surface of the top support plate is fixedly connected with the bottom of the bridge span through a fixing bolt, and the surface of the bottom support plate is fixedly connected with the top of the pier through a fixing bolt. This bridge beam supports is little according to the reservation buffering space that current bridge beam supports exists, easy dislocation, the problem design of easy skew can repair the position by oneself and can reserve the special construction in great buffering space to effectual general bridge beam supports of having solved receives stronger gravity to influence, is difficult to set up great elasticity space, in the frequent region of vibrations, the skew takes place easily for bridge beam supports, damages even, has influenced bridge beam supports's normal use problem to a certain extent.

Description

Bridge bearing

Technical Field

The invention relates to the technical field of bridges, in particular to a bridge support.

Background

The bridge bearing is an important structural component for connecting an upper structure and a lower structure of a bridge, can reliably transmit the counter force and the deformation of the upper structure of the bridge to the lower structure of the bridge, is made of more steel plates, is often required to be used in mountainous areas or areas with frequent earthquakes, is limited by the weight of a bridge body, is high in transmitted pressure and large in reserved deformation space, is easy to shift and misplace, can directly cause the support loss effect of the bridge bearing in the long term, and is correspondingly small if the reserved deformation space is small, so that the damping effect is obviously reduced, the common bridge bearing is influenced by strong gravity, is difficult to set a large elastic space, and is in an area with frequent vibration, the bridge support is easy to deviate and even be damaged, and the normal use of the bridge support is influenced to a certain extent, so that the bridge support is required.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a bridge support, which solves the problems that a common bridge support is influenced by strong gravity, a larger elastic space is difficult to arrange, the bridge support is easy to deviate or even damage in an area with frequent vibration, and the normal use of the bridge support is influenced to a certain extent.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a bridge bearing, is used for connecting the top support board of bridge span, the bottom support board that is used for connecting the pier, is used for playing the transmission pressure and cushions the activity buffer gear and the multi-angle skew buffer gear that resets of vibrations, the bottom fixed connection of fixing bolt and bridge span is passed through to the surface of top support board, the top fixed connection of fixing bolt and pier is passed through to the surface of bottom support board, the activity buffer gear that resets sets up between top support board and bottom support board, multi-angle skew buffer gear sets up on the activity buffer gear that resets.

Preferably, the movable reset buffer mechanism comprises two arc buffer sheets, two movable buffer sheets, a rectangular base plate and arc connecting plates, the surfaces of the two arc buffer sheets and the surfaces of the two movable buffer sheets are fixedly connected with the rectangular base plate, the rectangular base plate on the uppermost arc buffer sheet is fixedly connected with the lower surface of the top support plate, the rectangular base plate on the lowermost arc buffer sheet is fixedly connected with the lower surface of the bottom support plate, the concave surface of the uppermost arc buffer sheet faces the lower surface of the top support plate, the concave surface of the lowermost arc buffer sheet faces the upper surface of the bottom support plate, the concave surfaces of the two movable buffer sheets are hinged with a pair of symmetrically distributed arc connecting plates, the surface of the arc connecting plate on the upper movable buffer sheet is connected with the lower surface of the uppermost arc buffer sheet in a sliding manner, the surface of the arc-shaped connecting plate on the movable buffer sheet positioned below is in sliding connection with the lower surface of the arc-shaped buffer sheet positioned at the lowest part.

Preferably, each arc-shaped convex surface of the arc-shaped connecting plate is inlaid with a row of movable balls, and the materials of the arc-shaped connecting plate, the arc-shaped buffer sheet and the movable buffer sheet are all made of spring steel.

Preferably, the lower surface of top support plate articulates there is first arc to reset the board, the upper surface of bottom support plate articulates there is the second arc that resets the board and correspond with first arc to reset the board, first arc resets and reset fixedly connected with a plurality of between the board and the second arc and connect the zip fastener.

Preferably, an elastic pulling plate is fixedly connected between the two movable buffer pieces, the surface of the elastic pulling plate is arc-shaped, the surface of the elastic pulling plate is hinged with a plurality of strong pull rods, and one ends of the strong pull rods, far away from the elastic pulling plate, are fixedly connected with the surface of the connecting zipper.

Preferably, multi-angle skew buffer gear includes the skew pole and prevents the skew pipe, the below the lower surface and the top of arc buffer piece the equal fixedly connected with a plurality of skew pole of the upper surface of arc buffer piece, the equal fixedly connected with a plurality of lower surface of the upper surface of the activity buffer piece of top and the activity buffer piece of below prevent the skew pipe that corresponds with the skew pole, the one end of skew pole extends to the inside of preventing the skew pipe, prevent a plurality of elastic plate of inner wall fixedly connected with of skew pipe, the one end of elastic plate is connected with the fixed surface of skew pole.

Preferably, a plurality of pairs of arc-shaped elastic plates are fixedly connected to the inner wall of the anti-deviation pipe, a plurality of arc-shaped extrusion rods are fixedly connected to the surfaces of the deviation rods, the surfaces of the arc-shaped elastic plates are connected with the surface of the arc-shaped extrusion rods in a sliding mode, each pair of two movable rods are arranged inside the arc-shaped elastic plates and are fixedly connected with arc-shaped abutting rods and between the movable rods, the surfaces of the movable rods are fixedly connected with elastic abutting rods, one of the elastic abutting rods is fixedly connected with abutting blocks, and grooves are formed in the surfaces of the abutting blocks.

(III) advantageous effects

(1) By arranging the movable reset buffer mechanism, the movable reset buffer mechanism can reserve a larger space to buffer and damp the bridge, and can gradually reset under stronger pressure and vibration, so that the large-degree deviation and dislocation cannot occur.

(2) According to the invention, by arranging the first arc-shaped reset plate and the second arc-shaped reset plate, when the vibration amplitude is smaller, the first arc-shaped reset plate and the second arc-shaped reset plate can not bear larger pressure basically, can keep the first arc-shaped reset plate from being damaged, and can be tightened by the mutual action of the connecting zipper and the rectangular base plate when the first arc-shaped reset plate and the second arc-shaped reset plate are subjected to larger pressure and vibration, so that the shock absorption effect can be enhanced, and the reset effect can be realized on structures of other parts.

(3) The multi-angle offset buffer mechanism is arranged, so that impact and vibration in any direction can be transmitted in the circumferential direction, the pressure in the impact direction is reduced, and the torsion pressure of a certain degree can be met.

(4) According to the invention, a special structure capable of self-repairing the position and reserving a larger buffer space is designed according to the problems of small reserved buffer space, easy dislocation and easy deviation of the existing bridge support, so that the problems that the common bridge support is influenced by stronger gravity, a larger elastic space is difficult to set, and the bridge support is easy to deviate or even damage in an area with frequent vibration, and the normal use of the bridge support is influenced to a certain extent, are effectively solved.

Drawings

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

FIG. 2 is a side view of a top support plate structure of the present invention;

FIG. 3 is a cross-sectional view of an anti-migration tube structure according to the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3 according to the present invention.

Wherein, 1 top support plate, 2 bottom support plates, 3 activity buffer gear that resets, 31 arc buffer plate, 32 activity buffer plate, 33 rectangle backing plates, 34 arc connecting plates, 35 activity ball, 36 first arc resets, 37 second arc resets, 38 connects the zip fastener, 39 elasticity arm-tie, 310 powerful pull rod, 4 multi-angle skew buffer gear, 41 skew pole, 42 prevent the skew pipe, 43 arc elastic plate, 44 movable rod, 45 arc are supported the pole, 46 elasticity is supported the pole, 47 butt joint piece, 48 arc extrusion stem, 49 elastic plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, an embodiment of the present invention provides a bridge bearing, including a top support plate 1 for connecting a bridge span, a bottom support plate 2 for connecting a bridge pier, a movable reset buffer mechanism 3 for transmitting pressure and buffering vibration, and a multi-angle offset buffer mechanism 4, wherein a surface of the top support plate 1 is fixedly connected to a bottom of the bridge span through a fixing bolt, a surface of the bottom support plate 2 is fixedly connected to a top of the bridge pier through a fixing bolt, the movable reset buffer mechanism 3 is disposed between the top support plate 1 and the bottom support plate 2, and the multi-angle offset buffer mechanism 4 is disposed on the movable reset buffer mechanism 3.

The movable reset buffer mechanism 3 comprises two arc buffer sheets 31, two movable buffer sheets 32, a rectangular base plate 33 and arc connecting plates 34, wherein the surfaces of the two arc buffer sheets 31 and the surfaces of the two movable buffer sheets 32 are fixedly connected with the rectangular base plate 33, the rectangular base plate 33 on the uppermost arc buffer sheet 31 is fixedly connected with the lower surface of the top support plate 1, the rectangular base plate 33 on the lowermost arc buffer sheet 31 is fixedly connected with the lower surface of the bottom support plate 2, the concave surface of the uppermost arc buffer sheet 31 is opposite to the lower surface of the top support plate 1, the concave surface of the lowermost arc buffer sheet 31 is opposite to the upper surface of the bottom support plate 2, the concave surfaces of the two movable buffer sheets 32 are hinged with a pair of symmetrically distributed arc connecting plates 34, the surface of the arc connecting plate 34 on the upper movable buffer sheet 32 is connected with the lower surface of the uppermost arc buffer sheet 31 in a sliding manner, the surface of the arc-shaped connecting plate 34 on the movable buffer plate 32 positioned below is connected with the lower surface of the arc-shaped buffer plate 31 at the lowest part in a sliding way, a row of movable balls 35 are embedded on the arc-shaped convex surface of each arc-shaped connecting plate 34, the arc-shaped connecting plate 34 is made of materials, the material of arc buffer piece 31 and the material of activity buffer piece 32 are spring steel, the lower surface of top support plate 1 articulates there is first arc 36 that resets, the upper surface of bottom support plate 2 articulates there is the second arc 37 that resets with first arc and correspond, first arc resets and resets fixedly connected with a plurality of between 36 and the second arc 37 and connects zip fastener 38, fixedly connected with elasticity arm-tie 39 between two activity buffer pieces 32, the surface of elasticity arm-tie 39 is the arc form, the surface of elasticity arm-tie 39 articulates there is a plurality of powerful pull rod 310, the one end that elasticity arm-tie 39 was kept away from to powerful pull rod 310 is connected with the fixed surface who is connected zip fastener 38.

The multi-angle deviation buffering mechanism 4 comprises a deviation rod 41 and a deviation-preventing pipe 42, wherein the lower surface of the arc-shaped buffering sheet 31 at the bottom and the upper surface of the arc-shaped buffering sheet 31 at the top are fixedly connected with a plurality of deviation-preventing rods 41, the upper surface of the movable buffering sheet 32 at the top and the lower surface of the movable buffering sheet 32 at the bottom are fixedly connected with a plurality of deviation-preventing pipes 42 corresponding to the deviation rods 41, one end of each deviation-preventing rod 41 extends into the deviation-preventing pipe 42, the inner wall of each deviation-preventing pipe 42 is fixedly connected with a plurality of elastic plates 49, one end of each elastic plate 49 is fixedly connected with the surface of each deviation-preventing rod 41, the inner wall of each deviation-preventing pipe 42 is fixedly connected with a plurality of pairs of arc-shaped elastic plates 43, the surface of each deviation-preventing rod 41 is fixedly connected with a plurality of arc-shaped extrusion rods 48, the surfaces of the arc-shaped elastic plates 43 are slidably connected with the surfaces of, an arc-shaped abutting rod 45 is fixedly connected between the two movable rods 44, elastic abutting rods 46 are fixedly connected to the surfaces of the two movable rods 44, one end of one elastic abutting rod 46 is fixedly connected with a butt joint block 47, and a groove is formed in the surface of the butt joint block 47.

When the shock absorber is used, the top support plate 1 and the bottom support plate 2 are respectively fixedly connected with a bridge span and a bridge pier through fixing bolts, under the pressure of the bridge span, the arc buffer sheet 31 deforms and extrudes the arc connecting plate 34, the arc connecting plate 34 deforms and is pressed on the movable buffer sheet 32, a large gap is reserved among the arc buffer sheet 31, the movable buffer sheet 32 and the arc connecting plate 34 and is used for resisting shock, when shock occurs, the arc buffer sheet 31, the movable buffer sheet 32 and the arc connecting plate 34 elastically change and absorb shock, when strong pressure and shock occur, the movable balls 35 intermittently abut against the arc buffer sheet 31, meanwhile, the rectangular backing plate 33 on the movable buffer sheet 32 presses on the arc buffer sheet 31 to slide outwards and abuts against the convex surfaces of the first arc resetting plate 36 and the second arc resetting plate 37, at the moment, the elastic pulling plate 39 is extruded to pull the connecting zipper 38 inwards through the strong pull rod 310, first arc resets board 36 and second arc and resets board 37 by the tight reinforcing holding power and cushioning effect of tightening, abandon and take place great dislocation for first arc resets inside movable buffer piece 32 of board 36 restriction and arc connecting plate 34 for first arc, the contact of activity ball 35 point opposite face, conveniently repair the dislocation, when receiving impact and shock, skew pole 41 can receive the elasticity of arc elastic plate 43 and keep out in the inside of preventing skew pipe 42, especially when one side effort is great, skew pole 41 takes place the skew and can make a pair of elasticity of pressurized one side support pole 46 and close and enclose into circle reinforcing elasticity effect, and no matter the arc extrusion pole 48 twists reverse or arbitrary impact can all be weakened by the buffering of multi-angle.

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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a bridge beam supports, is used for connecting top support plate (1) of bridge span, bottom support plate (2) for connecting the pier, is used for playing the activity buffer gear (3) that resets and multi-angle offset buffer gear (4) that transfer pressure and buffering vibrations, its characterized in that: the surface of the top supporting plate (1) is fixedly connected with the bottom of the bridge span through a fixing bolt, the surface of the bottom supporting plate (2) is fixedly connected with the top of the bridge pier through a fixing bolt, the movable reset buffer mechanism (3) is arranged between the top supporting plate (1) and the bottom supporting plate (2), and the multi-angle offset buffer mechanism (4) is arranged on the movable reset buffer mechanism (3).

2. A bridge support according to claim 1, wherein: the movable reset buffer mechanism (3) comprises two arc buffer sheets (31), two movable buffer sheets (32), a rectangular base plate (33) and arc connecting plates (34), wherein the surfaces of the two arc buffer sheets (31) and the surfaces of the two movable buffer sheets (32) are fixedly connected with the rectangular base plate (33), the rectangular base plate (33) on the uppermost arc buffer sheet (31) is fixedly connected with the lower surface of the top supporting plate (1), the rectangular base plate (33) on the lowermost arc buffer sheet (31) is fixedly connected with the lower surface of the bottom supporting plate (2), the concave surface of the uppermost arc buffer sheet (31) is right opposite to the lower surface of the top supporting plate (1), the concave surface of the lowermost arc buffer sheet (31) is right opposite to the upper surface of the bottom supporting plate (2), and the concave surfaces of the two movable buffer sheets (32) are hinged with a pair of arc connecting plates (34) which are symmetrically distributed, the surface of the arc-shaped connecting plate (34) on the upper movable buffer sheet (32) is in sliding connection with the lower surface of the uppermost arc-shaped buffer sheet (31), and the surface of the arc-shaped connecting plate (34) on the lower movable buffer sheet (32) is in sliding connection with the lower surface of the lowermost arc-shaped buffer sheet (31).

3. A bridge support according to claim 2, wherein: each arc convex surface of arc connecting plate (34) all inlays and has one row of activity ball (35), the material of arc connecting plate (34), the material of arc buffer plate (31) and the material of activity buffer plate (32) are the spring steel.

4. A bridge support according to claim 3, wherein: the lower surface of top support plate (1) articulates there is first arc board (36) that resets, the upper surface of bottom support plate (2) articulates there is second arc board (37) that resets that corresponds with first arc board (36) that resets, first arc resets and fixedly connected with a plurality of between board (36) and second arc board (37) and connects zip fastener (38).

5. A bridge support according to claim 4, wherein: two fixed connection has elasticity arm-tie (39) between activity buffer piece (32), the surface of elasticity arm-tie (39) is the arc form, the surface of elasticity arm-tie (39) articulates there is a plurality of powerful pull rod (310), the one end that elasticity arm-tie (39) were kept away from in powerful pull rod (310) is connected with the fixed surface who is connected zip fastener (38).

6. A bridge support according to claim 5, wherein: multi-angle skew buffer gear (4) are including skew pole (41) and prevent excursion pipe (42), the below the lower surface and the top of arc buffer piece (31) the equal fixedly connected with a plurality of skew pole (41) of upper surface of arc buffer piece (31), the equal fixedly connected with a plurality of lower surface of the upper surface of the activity buffer piece (32) of top and the activity buffer piece (32) of below prevent excursion pipe (42) that correspond with skew pole (41), the one end of skew pole (41) extends to the inside of preventing excursion pipe (42), prevent a plurality of elastic plate (49) of inner wall fixedly connected with of skew pipe (42), the one end of elastic plate (49) is connected with the fixed surface of skew pole (41).

7. A bridge support according to claim 6, wherein: prevent that inner wall fixedly connected with of skew pipe (42) is a plurality of to arc elastic plate (43), the fixed surface of skew pole (41) is connected with a plurality of arc extrusion pole (48), the surface of arc elastic plate (43) and the surface sliding connection of arc extrusion pole (48), it is every right the inside of arc elastic plate (43) all is provided with two movable rods (44), two fixedly connected with arc between movable rod (44) supports pole (45), two the equal fixedly connected with elasticity in surface of movable rod (44) supports pole (46), one of them the one end fixedly connected with butt joint piece (47) of elasticity support pole (46), the surface of butt joint piece (47) is provided with the recess.