Device for preventing falling on bridge floor

Abstract

The invention discloses a device for preventing a bridge floor from falling, which belongs to the technical field of bridge reinforcement and comprises a bearing platform assembly, a trapezoidal embedded plate and a suspended beam. After the bearing platform assembly and the suspended beam are attached, the shear plate is placed at the preset position of the attaching position and then connected through a first bolt; the bearing platform assembly and the trapezoidal embedded steel plate are connected through a first bolt. The device for preventing the falling of the bridge floor is used for preventing the falling accident of the bridge floor caused by large-angle deviation of the column pier due to ship collision.

Description

Technical Field

[0001] The invention belongs to the technical field of bridge reinforcement, and particularly relates to a device for preventing bridge deck from falling off. Background Art

[0002] Bridges are an important part of transportation. At present, most of the bridges in my country are installed in the form of simply supported beams. Simply supported beam bridges have the advantages of simple construction and good force bearing, and are widely used. However, simply supported beam bridges in busy river transportation have a high probability of being hit by ships. There are many kinds of ship collision reinforcement devices at present, but they cannot effectively prevent the bridge deck falling accident caused by large angle displacement of piers due to ship collision. The present invention can prevent the bridge deck falling accident caused by large angle displacement of piers due to ship collision prevention. Summary of the invention

[0003] The invention provides a device for preventing a bridge deck from falling, which is used for preventing a bridge deck from falling due to a large-angle deviation of a pier caused by preventing a ship collision.

[0004] A device for preventing a bridge deck from falling, comprising: a cap assembly, a trapezoidal embedded plate and a hanging beam; After the cap assembly and the hanging beam are fitted together, the shear plate is placed at a predetermined fitting position and then connected by a No. 1 bolt; The base assembly and the trapezoidal embedded steel plate are connected by No. 1 bolts.

[0005] Preferably, the cap assembly comprises: a steel corbel plate and a side plate; The steel corbel plate is vertically abutted against the side plate, and one of the cap assemblies includes two of the steel corbel plates.

[0006] The steel corbel plate is provided with No. 1 through holes at the upper and lower parts of the other end abutting against the side plate.

[0007] Preferably, the trapezoidal embedded plate is provided with a No. 2 through hole at the belly and a No. 1 through hole at the outer side; the No. 2 through hole and the No. 1 through hole are symmetrically arranged along the symmetry plane of the plane of the trapezoidal embedded plate.

[0008] Preferably, the cross section of the main part of the hanging beam is a convex U-shaped, and a No. 1 through hole is provided at both ends.

[0009] Preferably, the shear plate is a rectangular plate and is provided with a plurality of evenly distributed No. 1 through holes.

[0010] Preferably, the trapezoidal embedded plate is provided with two tie rods for maintaining the stability of the structure.

[0011] The beneficial effects of the present invention are embodied in: The present invention provides a device for preventing bridge deck from falling, which can reduce the bridge deck falling accident caused by large angle deviation of piers due to ship collision. It also includes: a cap assembly, a trapezoidal embedded plate and a hanging beam; after the cap assembly and the hanging beam are fitted, the shear plate is placed at a predetermined fitting position, and then connected by a No. 1 bolt; the cap assembly and the trapezoidal embedded steel plate are connected by a No. 1 bolt; The hanging beam provided in the present invention can hang the bridge deck falling prevention device on the column pier cap beam, without the need to modify the original column pier, thus avoiding damage to the original column pier, and various parts are connected by bolts, which is convenient to install and saves time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the overall structure of a device for preventing bridge deck from falling according to the present invention. Figure 2 This is a detailed schematic diagram of point A of a device for preventing bridge deck from falling according to the present invention; Figure 3 This is a detailed schematic diagram of position B of a device for preventing bridge deck from falling according to the present invention; Figure 4 A schematic diagram of a trapezoidal embedded steel plate of a device for preventing bridge deck from falling according to the present invention; Figure 5 A schematic diagram of a cap assembly of a device for preventing bridge deck from falling according to the present invention; Figure 6 A schematic diagram of a shear beam plate of a device for preventing bridge deck from falling according to the present invention; Figure 7 A schematic diagram of a hanging beam of a device for preventing bridge deck from falling according to the present invention; Figure 8 This is a schematic diagram of the installation position of a device for preventing bridge deck from falling according to the present invention; In the figure: 1. Support; 2. Support pad stone; 3. Cap beam; 4. Pier; 5. Abutment assembly; 51. Steel corbel plate; 52. Side plate; 6. Hanging beam; 7. Shear plate; 8. Trapezoidal embedded steel plate; 9. Tie rod; a. No. 1 through hole; b. No. 2 through hole; c. No. 1 bolt; d. No. 2 bolt. DETAILED DESCRIPTION

[0013] In order to enable those skilled in the art to better understand the scheme of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and implementation methods. The description in this section is only exemplary and explanatory and should not have any limiting effect on the scope of protection of the present invention.

[0014] The embodiment of the invention discloses a device for preventing a bridge deck from falling, which is used to prevent a bridge deck from falling due to a large-angle deviation of a pier caused by preventing a ship collision.

[0015] See also Figure 1-8 The present invention provides a device for preventing a bridge deck from falling, comprising: a cap assembly 5, a trapezoidal embedded plate 8 and a hanging beam 6; After the cap assembly 5 and the hanging beam 6 are fitted together, the shear plate 7 is placed at the predetermined fitting position and then connected by a No. 1 bolt c; The cap assembly 5 and the trapezoidal embedded steel plate 8 are connected by No. 1 bolts c.

[0016] It should be noted that the No. 1 through hole is adapted to the No. 1 bolt c.

[0017] See also Figure 1 , 5 8. As a further improvement, the base assembly 5 includes: a steel corbel plate 51 and a side plate 52; the steel corbel plate 51 is vertically abutted against the side plate 52, and one base assembly 5 includes two steel corbel plates 51.

[0018] It should be noted that the cap assembly 5 is the core component to prevent the bridge deck from falling, and the steel corbel plate 51 is the main force-bearing part when the bridge deck falls due to pier failure.

[0019] See also Figure 5 As a further improvement, a No. 1 through hole is provided at the upper and lower parts of the other end of the steel corbel plate 51 abutting against the side plate 52 .

[0020] See also Figure 1 , 2 4. As a further improvement, the trapezoidal embedded plate 8 is provided with a second through hole b at the abdomen and a first through hole a at the outer side; the second through hole b and the first through hole a are symmetrically arranged along the symmetry plane of the plane of the trapezoidal embedded plate 8.

[0021] It should be noted that the arrangement of the No. 1 through hole a at the bottom of the trapezoidal embedded plate 8 is consistent with that of the steel corbel plate 51 , and the No. 2 through hole b is adapted to the size of the pull rod 9 .

[0022] See also Figure 1 , 7 As a further improvement, the cross section of the main part of the hanging beam 6 is a convex shape, and a through hole a is provided at both ends.

[0023] It should be noted that the arrangement of the No. 1 through hole a of the hanging beam 6 is consistent with the arrangement of the No. 1 through hole a on the upper part of the steel corbel plate 51 and the No. 1 through hole a of the shear plate 7 .

[0024] See also Figure 1 , 2 As a further improvement, the pull rod 9 is assembled on two trapezoidal embedded plates 8 to maintain the stability of the structure.

[0025] See also Figure 1-8 The present invention provides a construction step of a device for preventing bridge deck from falling provided by an embodiment: Pre-place the No. hanging beam 6 at the position of the column pier cap beam 3; Preliminarily connect the cap assembly 5 through the shear plate 7 and the No. 1 bolt c; Assemble the trapezoidal embedded steel plate 8 at the predetermined position of the steel corbel plate 51 and complete the connection with No. 1 bolts c; The pull rod 9 is passed through the No. 2 through hole b of the trapezoidal embedded steel plate 8 and anchored on the trapezoidal embedded steel plate 8 with the No. 2 bolt d.

Claims

1. A device for preventing bridge deck from falling, characterized in that: include: Cap assembly, trapezoidal embedded plate and hanging beam; After the cap assembly and the hanging beam are fitted together, the shear plate is placed at a predetermined fitting position and then connected by a No. 1 bolt; The base assembly and the trapezoidal embedded steel plate are connected by No. 1 bolts.

2. The platform assembly according to claim 1, characterized in that: The cap assembly includes: a steel corbel plate and a side plate; The steel corbel plate is vertically abutted against the side plate, and one of the cap assemblies includes two of the steel corbel plates.

3. The steel corbel plate according to claim 1, characterized in that: The steel corbel plate is provided with No. 1 through holes at the upper and lower parts of the other end abutting against the side plate.

4. The trapezoidal embedded plate according to claim 1, characterized in that: The trapezoidal embedded plate is provided with a second through hole at the belly and a first through hole at the outer side; the second through hole and the first through hole are symmetrically arranged along the symmetry plane of the plane of the trapezoidal embedded plate.

5. The hanging beam according to claim 1, characterized in that: The cross section of the main part of the hanging beam is a convex shape, and a No. 1 through hole is arranged at both ends.

6. The shear plate according to claim 1, characterized in that: The shear plate is a rectangular plate and is provided with a plurality of evenly distributed No. 1 through holes.

7. The trapezoidal embedded plate according to claim 4, characterized in that: The trapezoidal embedded plate is provided with two tie rods for maintaining the stability of the structure.

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