CN217231681U

CN217231681U - Beam body end part safety protection device for bridge construction platform

Info

Publication number: CN217231681U
Application number: CN202123071943.8U
Authority: CN
Inventors: 李飞; 何银; 苏蔚; 郜周东
Original assignee: Wuhan Wuqiao Zhong'an Engineering Technology Co ltd
Current assignee: Wuhan Wuqiao Zhong'an Engineering Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-08-19
Anticipated expiration: 2031-12-08

Abstract

The utility model belongs to the technical field of the bridge construction, especially, beam body tip safety device for bridge construction platform, the hull that proposes to the background art hits the problem of the easy tip that harms the bridge of bridge to the bridge, the following scheme of now proposing, including the beam body, beam body both sides outer wall all is provided with anticollision institution, and anticollision institution including set up the installing frame of the symmetric distribution on beam body both sides outer wall, rotate pulley, the sliding connection of symmetric distribution on the installing frame inner wall in the protection rope between two pulleys. The utility model discloses when exceeding the hull of limit for height and driving to the bridge, can reduce the speed that the hull went through mutually supporting of protection rope and balancing weight, avoid the hull to hit the bridge, protected the tip of bridge on the very big limit, when the hull hits the pier, through mutually supporting of high strength spring and buffer block among the buffer gear, not only can reduce the damage of bridge, also can force the hull to take place the skew, reduce the damage that the hull received.

Description

Beam body end part safety protection device for bridge construction platform

Technical Field

The utility model relates to a bridge construction technical field especially relates to a bridge is roof beam body tip safety device for construction platform.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.

When the height of the ship body exceeds the maximum height which can be passed by the bridge, workers on the ship can easily bump into the bridge to damage the end part of the bridge under the condition that the height is not limited or the ship body is not controlled, and when some small ship bodies are accidentally bumped into the bridge pier, if no protective measures are taken, the effect is unreasonable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the beam body tip safety device for bridge construction platform who provides.

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

a beam end safety protection device for a bridge construction platform comprises a beam body, wherein anti-collision mechanisms are arranged on the outer walls of two sides of the beam body respectively, and each anti-collision mechanism comprises a symmetrically-distributed mounting frame arranged on the outer walls of two sides of the beam body, symmetrically-distributed pulleys rotatably connected to the inner wall of the mounting frame, a protection rope slidably connected between the two pulleys, and a balancing weight connected to the outer walls of two ends of the protection rope;

the beam body bottom is provided with the buffer gear of symmetric distribution, and buffer gear is including setting up the slip ring in beam body bottom, connecting the inner ring on the slip ring outer wall, connect the equidistant high strength spring who distributes on the inner ring outer wall, connect the outer loop on high strength spring one end outer wall, install the buffer block of equidistance distribution on the outer loop outer wall.

Preferably, the outer walls of the two sides of the beam body are respectively provided with a support frame which is symmetrically distributed, and the outer wall of one side of the mounting frame is arranged on the outer wall of the support frame.

Preferably, the connecting plates that are symmetrically distributed are installed on the outer walls of the two sides of the beam body, and a height-limiting prompt plate is installed between the two connecting plates.

Preferably, the outer wall of the bottom of the beam body is provided with symmetrically distributed upright columns, and the outer wall of the bottom of each upright column is provided with a pier.

Preferably, the outer wall of the pier is provided with symmetrically distributed sliding grooves, and the sliding ring is connected to the inner wall of the sliding grooves in a sliding mode.

Preferably, the inner wall of the outer ring is connected with positioning rods distributed at equal intervals, the outer wall of the inner ring is provided with positioning holes distributed at equal intervals, and the positioning rods are connected to the inner walls of the positioning holes in a sliding mode.

Preferably, the outer wall of the top of the beam body is provided with a passageway, and guard rails are arranged on two sides of the outer wall of the top of the beam body.

The utility model has the advantages that:

1. according to the beam end safety protection device for the bridge construction platform, when a ship body exceeding the height limit drives to the bridge, the running speed of the ship body can be reduced through the mutual matching of the protection rope and the balancing weight, the ship body is prevented from colliding with the bridge, and the end part of the bridge is protected to a great extent;

2. this beam body tip safety device for bridge construction platform of design, when the hull collided to the pier, through the mutually supporting of high strength spring and buffer block among the buffer gear, not only can reduce the damage of bridge, also can force the hull to take place the skew, reduce the damage that the hull received.

Drawings

Fig. 1 is a front view of the overall structure of a beam end safety device for a bridge construction platform according to the present invention;

fig. 2 is a bottom view of the overall structure of the beam end safety device for a bridge construction platform provided by the present invention;

fig. 3 is a schematic view of an anti-collision mechanism of the beam end safety protection device for a bridge construction platform provided by the utility model;

fig. 4 is the utility model provides a beam body tip safety device's for bridge construction platform buffer gear schematic diagram.

In the figure: 1 beam body, 2 anticollision institution, 21 installing frame, 22 pulley, 23 protection rope, 24 balancing weights, 3 buffer gear, 31 slip ring, 32 inner ring, 33 high strength spring, 34 outer loop, 35 buffer block, 4 support frames, 5 connecting plates, 6 limit for height prompt board, 7 stands, 8 piers, 9 spout, 10 locating levers, 11 locating holes.

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.

Embodiment 1, referring to fig. 1 to 4, a beam end safety device for a bridge construction platform includes a beam 1, in order to describe the position of an installation frame 21, support frames 4 are symmetrically arranged on the outer walls of two sides of the beam 1, and the outer wall of one side of the installation frame 21 is arranged on the outer wall of the support frame 4;

in order to illustrate the height limitation of the bridge, the outer walls of two sides of the beam body 1 are respectively provided with connecting plates 5 which are symmetrically distributed, and a height limitation prompt plate 6 is arranged between the two connecting plates 5;

in order to describe the connection relationship between the upright columns 7 and the piers 8, the outer wall of the bottom of the beam body 1 is provided with the upright columns 7 which are symmetrically distributed, and the outer wall of the bottom of each upright column 7 is provided with the piers 8;

in order to describe the position of the sliding ring 31, the outer wall of the pier 8 is provided with symmetrically distributed sliding grooves 9, and the sliding ring 31 is slidably connected to the inner wall of the sliding grooves 9;

in order to increase the stability of the buffer mechanism 3, the inner wall of the outer ring 34 is connected with positioning rods 10 which are distributed at equal intervals, the outer wall of the inner ring 32 is provided with positioning holes 11 which are distributed at equal intervals, and the positioning rods 10 are connected to the inner walls of the positioning holes 11 in a sliding manner;

in order to describe the positions of the passageway and the guard rails, the outer wall of the top of the beam body 1 is provided with the passageway, and the guard rails are installed on both sides of the outer wall of the top of the beam body 1.

Embodiment 2, referring to fig. 3, this embodiment is optimized based on embodiment 1, and specifically includes:

1 both sides outer wall of the roof beam body all is provided with anticollision institution 2, and anticollision institution 2 includes installing frame 21, pulley 22, protection rope 23, balancing weight 24, the pulley 22 of symmetric distribution rotates to be connected on the inner wall of installing frame 21, protection rope 23 sliding connection is between two pulleys 22, balancing weight 24 is connected on the both ends outer wall of protection rope 23, when exceeding the hull of limit for height and driving towards the bridge, the speed that the hull was gone can be reduced through mutually supporting of protection rope 23 and balancing weight 24, avoid the hull to bump the bridge, the tip of bridge has been protected to a great extent.

Embodiment 3, referring to fig. 4, this embodiment is optimized based on embodiment 1, and specifically includes:

the bottom of the beam body 1 is provided with the buffer gear 3 which is symmetrically distributed, and the buffer gear 3 comprises a sliding ring 31, an inner ring 32, a high-strength spring 33, an outer ring 34 and a buffer block 35, the inner ring 32 is connected to the outer wall of the sliding ring 31, the high-strength springs 33 which are equidistantly distributed are connected to the outer wall of the inner ring 32, the outer ring 34 connected to the outer wall of one end of the high-strength spring 33 and the buffer block 35 which are equidistantly distributed are installed on the outer wall of the outer ring 34, when the ship body collides against the pier 8, the high-strength springs 33 and the buffer blocks 35 in the buffer gear 3 are mutually matched, so that not only can the damage of the bridge be reduced, but also the ship body can be forced to deviate, and the damage to the ship body is reduced.

The working principle is as follows: the limit for height of the 1 both sides of roof beam body suggests board 6 and is used for reminding the staff on the hull the maximum height that this bridge can pass through, when exceeding the limit for height hull and driving to the bridge, the hull can at first contact protection rope 23, because balancing weight 24 has all been connected at the both ends of protection rope 23, can reduce the speed that the hull travel through mutually supporting of protection rope 23 and balancing weight 24, avoid the hull to hit the bridge, the tip of bridge has been protected to a great extent, when the hull hits pier 8, through the mutually supporting of high strength spring 33 and buffer block 35 in buffer gear 3, not only can reduce the damage of bridge, also can force the hull to take place the skew, reduce the damage that the hull received.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A beam end safety protection device for a bridge construction platform comprises a beam body (1) and is characterized in that anti-collision mechanisms (2) are arranged on the outer walls of two sides of the beam body (1), each anti-collision mechanism (2) comprises a symmetrically-distributed installation frame (21) arranged on the outer walls of two sides of the beam body (1), symmetrically-distributed pulleys (22) rotatably connected to the inner wall of the installation frame (21), a protection rope (23) connected between the two pulleys (22) in a sliding mode, and balancing weights (24) connected to the outer walls of two ends of the protection rope (23);

the beam body (1) bottom is provided with buffer gear (3) of symmetric distribution, and buffer gear (3) including set up in sliding ring (31) of beam body (1) bottom, connect inner ring (32) on sliding ring (31) outer wall, connect high strength spring (33) that the equidistance distributes on inner ring (32) outer wall, connect outer loop (34) on high strength spring (33) one end outer wall, install buffer block (35) that the equidistance distributes on outer loop (34) outer wall.

2. The beam end safety device for the bridge construction platform according to claim 1, wherein the outer walls of two sides of the beam (1) are provided with symmetrically distributed support frames (4), and the outer wall of one side of the mounting frame (21) is arranged on the outer wall of the support frame (4).

3. The beam end safety device for the bridge construction platform according to claim 1, wherein the outer walls of two sides of the beam (1) are provided with symmetrically distributed connecting plates (5), and a height limiting prompt plate (6) is arranged between the two connecting plates (5).

4. The beam end safety device for the bridge construction platform according to claim 1, wherein the outer wall of the bottom of the beam (1) is provided with symmetrically distributed columns (7), and the outer wall of the bottom of each column (7) is provided with a pier (8).

5. The beam end safety device for the bridge construction platform according to claim 4, wherein the outer wall of the bridge pier (8) is provided with symmetrically distributed sliding grooves (9), and the sliding ring (31) is slidably connected to the inner wall of the sliding groove (9).

6. The beam end safety device for the bridge construction platform according to claim 1, wherein the inner wall of the outer ring (34) is connected with positioning rods (10) distributed at equal intervals, the outer wall of the inner ring (32) is provided with positioning holes (11) distributed at equal intervals, and the positioning rods (10) are slidably connected to the inner walls of the positioning holes (11).

7. The beam end safety device for the bridge construction platform as claimed in claim 1, wherein the outer wall of the top of the beam (1) is provided with a passageway, and guard rails are installed on two sides of the outer wall of the top of the beam (1).