CN218492269U

CN218492269U - Highway bridge anti-seismic support

Info

Publication number: CN218492269U
Application number: CN202222531058.1U
Authority: CN
Inventors: 马尚勇; 冯韬; 王荣远; 王李达
Original assignee: Jiangsu Kangzheng Construction Technology Group Co ltd
Current assignee: Jiangsu Kangzheng Construction Technology Group Co ltd
Priority date: 2022-09-24
Filing date: 2022-09-24
Publication date: 2023-02-17
Anticipated expiration: 2032-09-24

Abstract

The utility model discloses a public road bridge roof beam antidetonation support, including square base, the round buffer seat of square base upper portion intermediate position fixed connection, square tubulose supporting seat is connected to round buffer seat top, the inside buffer spring that sets up of round buffer seat, square tubulose supporting seat bottom is connected with the buffer spring top, square base edge evenly distributed has four first connection openings of group, round buffer seat edge evenly distributed has four second of group to connect the opening, it sets up in the second and connects the opening below to connect the opening.

Description

Public road bridge roof beam antidetonation support

Technical Field

The utility model relates to a relevant technical field of bridge engineering, concretely relates to public road bridge roof beam antidetonation support.

Background

The bridge support is a vital part in a bridge and plays a role in transmitting upper structural force to a bridge abutment, and the bridge design needs to consider the pressure which is instantaneously increased on the bridge when a large-tonnage vehicle passes through, so that the bridge needs to bear a load and also needs to have certain shock resistance, thereby improving the use safety of the bridge and prolonging the service life of the bridge.

At present, to the requirements of the above two aspects, a rubber material with buffering performance is used in a bridge foundation, however, the rubber material is more easily deformed and damaged compared with steel, the anti-aging performance of the material is far lower than that of steel, so that the buffering material needs to be regularly maintained and replaced, the normal operation and use of a bridge can be influenced, and meanwhile, the maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

For solve above-mentioned rubber class material comprehensively compare in steel and warp, damage more easily, the ageing resistance performance of material also is far less than steel, has just caused buffer material and has need regularly to maintain and change, can influence the normal operating use of bridge, simultaneously, the higher problem of maintenance cost, especially to the not enough that prior art exists, the utility model provides a highway bridge anti-seismic support can solve above-mentioned problem comprehensively.

In order to achieve the above purpose, the utility model adopts the following technical means:

the anti-seismic support for the highway bridge comprises a square base, wherein a round buffer seat is fixedly connected to the middle position of the upper portion of the square base, a square tubular support seat is connected to the upper portion of the round buffer seat, a buffer spring is arranged inside the round buffer seat, the bottom of the square tubular support seat is connected with the top of the buffer spring, four groups of first connecting openings are uniformly distributed on the edge of the square base, four groups of second connecting openings are uniformly distributed on the edge of the round buffer seat, and the connecting openings are formed below the second connecting openings.

As a further description, the upper portion of the circular buffer seat is provided with a square groove structure matched with the bottom of the square tubular support seat in size, the buffer spring is arranged inside the square groove structure, and the square groove structure is used for limiting the square tubular support seat, so that the connection stability of the square tubular support seat and the buffer spring is improved, and the displacement condition of the square tubular support seat is reduced.

As a further description, the second connection gap is internally provided with a series hole penetrating through the circular buffer seat, and the adjacent anti-seismic supports can be mutually connected in series by inserting the horizontally arranged connecting columns or the reinforcing steel bar structures, so that the mutual displacement of the anti-seismic supports can be reduced, and the stability of the bridge body can be kept.

For further explanation, the square base is provided with base fixing holes at four corners in an extending manner, and the base fixing holes are in a circular structure, so that the square base is convenient to strengthen and fix.

For further explanation, the number of the buffer springs is not less than eight, and the buffer springs are respectively and uniformly connected with the four side frames on the bottom surface of the square tubular supporting seat, so that the buffer springs can be ensured to uniformly share the pressure transmitted from the bridge deck to the square tubular supporting seat, and the stability and the use safety of the bridge body can be favorably maintained.

As a further description, the side wall of the square tubular supporting seat is provided with a limiting hole respectively for connecting with a supporting structure of a bridge.

As a further description, the middle position of the circular buffer seat and the base fixing hole is connected with a reinforcing rib structure, which is helpful for maintaining the stability of the circular buffer seat.

As further explained, the edge angle of the square tubular supporting seat, the reinforcing rib structure and the base fixing hole are positioned on the same straight line, so that the overall stability and the pressure resistance of the anti-seismic support can be effectively improved.

The utility model has the advantages that:

the utility model discloses when highway bridge anti-seismic support can ensure the bridge bearing capacity, through the even weight of sharing the pontic and pontic upper portion vehicle of buffer spring structure, effectively reduce because improve the bridge floor load suddenly and caused the pressure surge to and reduce the bridge pier that the earthquake caused and rock and to the damage condition that the bridge caused, simultaneously, effectively reduce the mutual displacement between the support, the stability of guarantee support and bridge, and then the safe in utilization of guarantee bridge.

Drawings

FIG. 1 is a schematic view of the overall structure of the anti-seismic highway bridge support of the present invention;

FIG. 2 is a schematic side view of the anti-seismic highway bridge support of the present invention;

FIG. 3 is a schematic side view of the anti-seismic highway bridge support according to the present invention;

FIG. 4 is a schematic cross-sectional view of the circular buffer seat of the anti-seismic highway bridge support of the present invention;

reference numerals: the device comprises a base fixing hole 1, a round buffer seat 2, a square tubular support seat 3, a first connecting notch 4, a second connecting notch 5, a base fixing hole 6, a series hole 7, a reinforcing rib structure 8, a limiting hole 9 and a buffer spring 10.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like 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 device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between 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.

As shown in the attached drawings 1 to 4, the highway bridge anti-seismic support comprises a square base 1, wherein a round buffer seat 2 is fixedly connected to the middle position of the upper portion of the square base 1, a square tubular support seat 3 is connected to the upper portion of the round buffer seat 2, a buffer spring 10 is arranged inside the round buffer seat 2, the bottom of the square tubular support seat 3 is connected with the top of the buffer spring 10, four groups of first connecting gaps 4 are uniformly distributed on the edge of the square base 1, four groups of second connecting gaps 5 are uniformly distributed on the edge of the round buffer seat 2, and the connecting gaps 4 are arranged below the second connecting gaps 5.

The upper part of the circular buffer seat 3 is provided with a square groove structure matched with the bottom of the square tubular support seat 3 in size, the buffer spring 10 is arranged in the square groove structure, and the square tubular support seat 3 is limited by the square groove structure, so that the connection stability of the square tubular support seat 3 and the buffer spring 10 is improved, and the displacement condition of the square tubular support seat 3 is reduced. The second connection opening 5 is internally provided with a series hole 7 penetrating through the circular buffer seat 2, and adjacent anti-seismic supports can be mutually connected in series through penetrating and penetrating a transverse connecting column or a reinforcing steel bar structure, so that the mutual displacement of the anti-seismic supports can be reduced, and the stability of the bridge body can be kept. The square base 1 is provided with base fixing holes 6 at four corners in an extending manner, and the base fixing holes 6 are in a circular ring structure and are convenient to strengthen and fix. The number of the buffer springs 10 is not less than eight, and the buffer springs 10 are respectively and uniformly connected with the four side frames on the bottom surface of the square tubular supporting seat 3, so that the buffer springs 10 can be ensured to uniformly share the pressure transmitted from the bridge deck to the square tubular supporting seat 3, and the stability and the use safety of the bridge body can be kept. And limiting holes 9 are respectively formed in the side wall of the square tubular supporting seat 3 and are used for connecting a supporting structure of a bridge. The middle positions of the circular buffer seat 2 and the base fixing hole 1 are connected with the reinforcing rib structure 8, so that the stability of the circular buffer seat 2 is kept. The edges and corners of the square tubular supporting seat 3, the reinforcing rib structures 8 and the base fixing holes 1 are positioned on the same straight line, so that the overall stability and the pressure resistance of the anti-seismic support can be effectively improved.

When the bridge anti-seismic support is put into use, the bridge anti-seismic support is fixed at a set position according to the design layout, and adjacent anti-seismic supports are connected in series through the series holes 7 penetrating through the circular buffer seat 2 and the transversely-inserted connecting columns or reinforcing steel bar structures, so that the stability between the anti-seismic supports is guaranteed, the displacement condition is prevented, and the condition plays a role when an earthquake or a base is impacted; then pouring and fixing a pier structure on the inner side of the square tubular supporting seat 3, and paving a bridge deck; when a heavy vehicle passes through the bridge deck, the bridge deck buffers the pressure through the buffer springs 10 below the bridge deck through the piers and the square tubular supporting seats 3, thereby playing a role in protecting the bridge supports and the bridge

The utility model discloses when public road bridge roof beam antidetonation support can ensure the bridge bearing capacity, through the even weight of sharing pontic and pontic upper portion vehicle of buffer spring structure, effectively reduce because improve the bridge floor load suddenly and caused the pressure surge to and reduce the bridge pier that the earthquake caused and rock and to the damage condition that the bridge caused, simultaneously, effectively reduce the mutual displacement between the support, the stability of guarantee support and bridge, and then the safe in utilization of guarantee bridge.

The present invention is illustrated by way of example and not by way of limitation. It will be apparent to those skilled in the art that other variations and modifications of the present invention can be made in light of the above teachings, and it is not necessary or necessary to exhaustively enumerate all embodiments herein, and it is intended that all such obvious variations and modifications are within the scope of the present invention.

Claims

1. The anti-seismic support for the highway bridge is characterized by comprising a square base (1), wherein a round buffer seat (2) is fixedly connected to the middle position of the upper portion of the square base (1), a square tubular support seat (3) is connected to the upper portion of the round buffer seat (2), a buffer spring (10) is arranged inside the round buffer seat (2), the bottom of the square tubular support seat (3) is connected with the top of the buffer spring (10), four groups of first connecting openings (4) are uniformly distributed on the edge of the square base (1), four groups of second connecting openings (5) are uniformly distributed on the edge of the round buffer seat (2), and the connecting openings (4) are arranged below the second connecting openings (5).

2. An anti-seismic highway bridge support according to claim 1, wherein the upper part of the circular buffer seat (2) is provided with a square groove structure matched with the bottom of the square tubular support seat (3) in size, and the buffer spring (10) is arranged in the square groove structure.

3. An anti-seismic highway bridge bearing according to claim 1, wherein a series hole (7) penetrating through the circular buffer seat (2) is formed in the second connecting notch (5).

4. An anti-seismic highway bridge bearing according to claim 1, wherein base fixing holes (6) extend from four corners of the square base (1), and the base fixing holes (6) are in a circular ring structure.

5. The highway bridge earthquake-proof support according to claim 3, wherein the number of the buffer springs (10) is not less than eight, and the buffer springs (10) are respectively and uniformly connected with four side frames on the bottom surface of the square tubular support base (3).

6. The highway bridge earthquake-proof support according to claim 1, wherein the side walls of the square tubular support seats (3) are respectively provided with a limiting hole (9).

7. An anti-seismic highway bridge bearing according to claim 4, wherein a reinforcing rib structure (8) is connected to the middle position between the circular buffer seat (2) and the base fixing hole (6).

8. An anti-seismic highway bridge support according to claim 7, wherein the corners of said square tubular support (3) are aligned with said reinforcement structure (8) and said base fixing holes (6).