CN216586195U

CN216586195U - Bridge bracket

Info

Publication number: CN216586195U
Application number: CN202123123098.4U
Authority: CN
Inventors: 刘海斌; 吴勇; 许洋; 姚庆贺; 何彩林; 陈杰; 刘力; 范永涛; 陈东浩; 张俊江
Original assignee: First Engineering Co Ltd of China Railway 19th Bureau Group Co Ltd
Current assignee: First Engineering Co Ltd of China Railway 19th Bureau Group Co Ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-24
Anticipated expiration: 2031-12-13

Abstract

The utility model provides a bridge bracket which is installed on a bridge pier, wherein a zero block is poured on the bridge pier, the bridge bracket comprises a cross beam, the cross beam is fixed on a plurality of triangular supports, and the triangular supports are all fixedly connected with the bridge pier; and a plurality of cantilever beams are fixed on the zero block, pull rods are fixedly connected between the cantilever beams and the cross beams, and the cantilever beams are uniformly distributed on wing plates. The utility model can improve the bearing capacity of the bracket and can also strengthen the strength of the wing plate after construction.

Description

Bridge bracket

Technical Field

The utility model relates to the field of bridge brackets, in particular to a bridge bracket.

Background

When the bridge is constructed by cantilever casting, bridge brackets on the bridge piers are indispensable, the brackets are fixed on the pier bodies and are used for supporting important structures of weight of templates, supports and concrete extending from two sides of the bridge, and the quality of the brackets is good or bad, and whether the firmness of the brackets directly influences the quality of bridge construction, so that the brackets are concerned in the industry. The bridge usually comprises a bottom plate and wing plates, and the wing plates are positioned on two sides of the bottom plate when viewed from the cross section of the bridge; for large-scale bridge, the bottom plate construction load capacity is big, and the width size of pterygoid lamina is great, and the pterygoid lamina often only supports through inner structure reinforcing bar, and when the width size of pterygoid lamina was great, the dead weight of pterygoid lamina and the load that the bridge bore can lead to inner structure reinforcing bar to take place to buckle easily to lead to the pterygoid lamina to sink or crooked, bridge pier stud and bracket also need bear great load.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bridge bracket, which can improve the bearing capacity of the bracket and enhance the strength of a wing plate after construction aiming at the defects of the prior art.

The embodiment of the utility model is realized by the following technical scheme: a bridge bracket is installed on a bridge pier, a zero number block is poured on the bridge pier, and the bridge bracket comprises a cross beam, wherein the cross beam is fixed on a plurality of triangular supports, and the triangular supports are all fixedly connected with the bridge pier; the zero number block is fixedly provided with a plurality of cantilever beams, a pull rod is fixedly connected between each cantilever beam and each cross beam, and the cantilever beams are uniformly distributed on wing plates.

Further, the cantilever beam is close to the top of the zero number block.

Further, a plurality of A-frame is evenly arranged along the width direction of pier, fixedly connected with strengthens the frame between A-frame and the A-frame.

Further, the planes of the reinforcing frames are coplanar and perpendicular to the vertical plane.

Furthermore, a reinforcing rod is arranged between the hypotenuse and the right-angle side of the triangular support.

Furthermore, a plurality of bottom plate distribution beams are distributed on the cross beam, and the length direction of the bottom plate distribution beams is perpendicular to the length direction of the cross beam.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

1. according to the utility model, the pull rods are arranged, so that the stress on the two ends of the cross beam can be improved, and the middle part of the cross beam is supported by the triangular supports, so that the integral stress condition of the bracket is improved, and the bearing capacity of the bracket is improved;

2. by arranging the pull rod, the internal structural steel bars of the bridge can be fixedly connected to the pull rod during suspension casting, so that the bending resistance of two ends of the internal structural steel bars is improved, and the strength of the constructed wing plate is enhanced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic front view of the present invention;

icon: 1-bridge pier; 2-zero block; 3-cantilever beam; 4-a pull rod; 5-a floor distribution beam; 6-a cross beam; 7-a triangular bracket; 8-a reinforcing rod; 9-reinforcing frame.

Detailed Description

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the products of the present invention are used, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element which is referred to 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.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a bridge bracket is installed on a bridge pier 1, a zero block 2 is poured on the bridge pier 1, a bridge is suspended on two sides of the zero block 2, the bridge bracket comprises a cross beam 6, the cross beam 6 is fixed on four triangular supports 7, the triangular supports 7 are all fixedly connected with the bridge pier 1 through embedded steel plates, the embedded steel plates are fixed with the bridge pier 1 through embedded steel bars, the triangular supports 7 are right-angled triangular supports 7, and one corner of the triangular supports is fixed with the embedded steel plates; four cantilever beams 3 are fixed on the zero block 2 through embedded steel plates, the fixing mode of the cantilever beams 3 and the zero block 2 is the fixing mode of a triangular support 7 and a pier 1, the cantilever beams 3 are used for bearing the tensile force of a pull rod 4, the pull rod 4 is fixedly connected between the cantilever beams 3 and a cross beam 6, on one hand, the pull rod 4 can improve the stress of two ends of the cross beam 6 and is matched with the triangular support 7 to support the middle part of the cross beam 6, so that the integral stress condition of the bracket is improved, and the bearing capacity of the bracket is improved; cantilever beam 3 evenly distributed is in the pterygoid lamina position, and when hanging to water, the inner structure reinforcing bar of bridge can fixed connection on pull rod 4, increases the bending resistance at inner structure reinforcing bar both ends to strengthen the pterygoid lamina intensity after the construction.

In this embodiment, the cantilever beam 3 is close to the top of the zero number block 2, so as to reduce the pressure of the bridge part above the cantilever beam 3 on the cantilever beam 3.

In this embodiment, four A-frame 7 evenly arrange and be located the bottom plate along the width direction of pier 1 for support the bottom plate, fixedly connected with reinforcing frame 9 between A-frame 7 and the A-frame 7 makes four A-frame 7 constitute wholly, increases A-frame 7's bearing capacity.

Furthermore, the planes of the reinforcing frames 9 are coplanar and perpendicular to the vertical plane, so that the force components of the positions of the reinforcing frames 9 along the planes of the reinforcing frames 9 form a coplanar force, the balancing and stabilizing capability of the reinforcing frames 9 is increased, and the balancing and stabilizing capability of the triangular support 7 is increased.

In this embodiment, in order to improve the bearing capacity of tripod 7 cathetus, avoid the intermediate position of tripod 7 cathetus to take place to buckle, set up stiffener 8 between hypotenuse and the cathetus of tripod 7.

In this embodiment, in order to facilitate laying of a template of a bottom plate and improve strength between the cross beam 6 and the cross beam 6, a plurality of bottom plate distribution beams 5 are distributed on the cross beam 6, and the length direction of the bottom plate distribution beams 5 is perpendicular to the length direction of the cross beam 6.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bridge bracket installs on pier (1), pour on pier (1) zero number piece (2), its characterized in that: the bridge pier comprises a cross beam (6), wherein the cross beam (6) is fixed on a plurality of triangular supports (7), and the triangular supports (7) are fixedly connected with the bridge pier (1); be fixed with a plurality of cantilever beams (3) on number zero piece (2), fixedly connected with pull rod (4), a plurality of between cantilever beam (3) and crossbeam (6) cantilever beam (3) evenly distributed is in the pterygoid lamina position.

2. The bridge rack of claim 1, wherein: the cantilever beam (3) is close to the top of the zero number block (2).

3. The bridge rack of claim 1, wherein: a plurality of A-frame (7) are evenly arranged along the width direction of the pier (1), and a reinforcing frame (9) is fixedly connected between the A-frame (7) and the A-frame (7).

4. The bridge rack of claim 3, wherein: the planes of the plurality of reinforcing frames (9) are coplanar and perpendicular to the vertical plane.

5. The bridge rack of claim 1, wherein: and a reinforcing rod (8) is arranged between the bevel edge and the right-angle edge of the triangular support (7).

6. The bridge rack of claim 1, wherein: a plurality of bottom plate distribution beams (5) are distributed on the cross beam (6), and the length direction of the bottom plate distribution beams (5) is perpendicular to the length direction of the cross beam (6).