CN216551613U

CN216551613U - Bridge construction is with preventing device that falls

Info

Publication number: CN216551613U
Application number: CN202220018372.7U
Authority: CN
Inventors: 王大朋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-05-17
Anticipated expiration: 2032-01-05

Abstract

The utility model discloses a falling prevention device for bridge construction, and belongs to the technical field of falling prevention in bridge construction. The utility model provides a bridge construction is with preventing device that falls, includes spandrel girder and has the fixed bolster of elastic network, still includes: the fixing plate is fixedly connected to the side wall of the bearing beam, wherein one end of the fixing support is rotatably connected with the fixing plate through a rotating shaft; the reinforcing pipe is obliquely arranged and is rotatably connected to the lower end of the fixed support through a buffer mechanism, wherein the movable end of the reinforcing pipe is rotatably connected with a vertically upward stress plate through a rotating rod, and the stress plate is connected with the bearing beam through a buckle mechanism; the reinforcing pipe and the buffer rod can effectively buffer the impact force of a heavy object borne by the fixed support, so that the service life of the elastic net on the fixed support is prolonged.

Description

Bridge construction is with preventing device that falls

Technical Field

The utility model relates to the technical field of bridge construction falling prevention, in particular to a falling prevention device for bridge construction.

Background

The bridge is a building which is supposed to be on rivers, lakes and seas and enables vehicles, pedestrians and the like to smoothly pass through, generally consists of an upper structure, a lower structure and an auxiliary structure, wherein the upper structure mainly refers to a bridge span structure and a support system; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the auxiliary construction refers to bridge head butt straps, conical slope protection, bank protection, diversion engineering and the like, and in bridge construction, anti-falling devices are required to be arranged on two sides of a bridge so as to protect the safety of construction personnel.

Among the prior art, chinese patent grant number is CN 213597539U's patent, discloses a bridge construction is with preventing device that falls, including the spandrel girder, one side of spandrel girder sets up the fixed block, the thread groove has been seted up to one side of fixed block, the middle part of spandrel girder opposite side is provided with first connector link, the bottom of spandrel girder opposite side is provided with the second connector link, the middle part threaded connection of first connector link has expansion bolts, expansion screw hole has been seted up at the middle part of second connector link. This bridge construction is with preventing device that falls, through the setting of first connector link and second connector link, can be with fixed bolster and spandrel girder looks fixed connection, make the installation of device more convenient simple and efficient with the dismantlement, and this connected mode can make the device connect more firmly, make the device use more stable safety, through the setting of fixed block and fixed screw hole, can make the upper surface and the side threaded connection of device and bridge, can make device simple to operate and firm stable, security when improving constructor construction. The anti-falling device for bridge construction in the above patent has the following disadvantages: fixed connection between fixed bolster and the spandrel girder, the heavy object that drops makes the elastic net on the fixed bolster appear damaged easily to lead to the life of elastic net to shorten greatly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a falling-preventing device for bridge construction.

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

the utility model provides a bridge construction is with preventing device that falls, includes spandrel girder and has the fixed bolster of elastic network, still includes: the fixing plate is fixedly connected to the side wall of the bearing beam, wherein one end of the fixing support is rotatably connected with the fixing plate through a rotating shaft; the reinforced pipe that the slope set up rotates through buffer gear to be connected the lower extreme of fixed bolster, wherein, the expansion end of reinforced pipe rotates through the bull stick and is connected with vertical ascending atress board, be connected through buckle mechanism between atress board and the spandrel girder.

In order to prolong the service life of the elastic net on the fixed support, preferably, the buffer mechanism comprises a buffer rod which is sleeved on the inner wall of the reinforced pipe in a sliding manner, the buffer rod is elastically connected with the inner bottom of the reinforced pipe through a buffer spring, and the upper end of the buffer rod is rotatably connected with the lower end of the fixed support through a rotating seat.

For the convenience of installation and dismantlement atress board, preferably, buckle mechanism includes the L shaped plate of fixed connection in the atress board upper end, the lateral wall of spandrel girder be equipped with L shaped plate complex slot, the vertical decurrent anticreep piece of terminal fixedly connected with of L shaped plate, the interior bottom of slot be equipped with anticreep piece complex anticreep groove, the interior top of slot is equipped with the spout.

In order to improve the capability of the stress plate to bear the pressure of the reinforced pipe, the side wall of the stress plate is preferably provided with a non-slip mat.

In order to prevent the object on the fixed bracket from sliding off, the movable end of the fixed bracket is preferably arranged to be inclined upwards.

In order to ensure the anti-skid effect of the anti-skid mat, the anti-skid mat is further made of rubber.

Compared with the prior art, the utility model provides a falling-prevention device for bridge construction, which has the following beneficial effects:

1. according to the anti-falling device for bridge construction, the impact force of a heavy object borne by the fixed support can be effectively buffered through the impact rod and the buffer spring in the reinforcing pipe, so that the service life of the elastic net on the fixed support is prolonged;

2. this bridge construction is with preventing device that falls, the gravity of fixed bolster still can be shared through the reinforced pipe that the slope set up and buffer beam to make the bearing capacity of fixed bolster stronger, and the atress board can make the extrusion force that the reinforced pipe received disperse on the wall body of bridge.

Drawings

Fig. 1 is a schematic front view of an anti-drop device for bridge construction according to the present invention;

FIG. 2 is a schematic axial view of a reinforcing pipe and a stress plate of the anti-falling device for bridge construction according to the present invention;

fig. 3 is a schematic structural diagram of a place a in fig. 1 of the anti-falling device for bridge construction according to the present invention.

In the figure: 1. a spandrel girder; 2. fixing a bracket; 3. a fixing plate; 4. a rotating shaft; 5. a reinforcement tube; 6. a buffer rod; 7. a buffer spring; 8. a rotating seat; 9. a rotating rod; 10. a stress plate; 11. an L-shaped plate; 12. an anti-drop block; 13. a slot; 14. a drop-proof groove; 15. a chute; 16. a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, a bridge construction is with preventing device that falls, includes spandrel girder 1 and has fixed bolster 2 of elastic network, still includes: the fixing plate 3 is fixedly connected to the side wall of the bearing beam 1, wherein one end of the fixing support 2 is rotatably connected with the fixing plate 3 through a rotating shaft 4; the reinforcing pipe 5 which is arranged obliquely is rotationally connected with the lower end of the fixed bracket 2 through a buffer mechanism, wherein, the movable end of the reinforced pipe 5 is rotationally connected with a vertical and upward stress plate 10 through a rotating rod 9, the buffer mechanism comprises a buffer rod 6 which is sleeved on the inner wall of the reinforced pipe 5 in a sliding way, the buffer rod 6 is elastically connected with the inner bottom of the reinforced pipe 5 through a buffer spring 7, the upper end of the buffer rod 6 is rotationally connected with the lower end of the fixed bracket 2 through a rotating seat 8, when in use, the buffer rod 6 and the buffer spring 7 in the reinforced pipe 5 can effectively buffer the impact force of the heavy object born by the fixed bracket 2, thereby prolonging the service life of the elastic net on the fixed bracket 2, and the inclined reinforced pipe 5 and the buffer rod 6 can also share the gravity of the fixed bracket 2, thereby, the fixed bracket 2 has stronger bearing capacity, and the stress plate 10 can disperse the extrusion force applied to the reinforced pipe 5 to the wall body of the bridge.

The stress plate 10 is connected with the bearing beam 1 through a buckling mechanism, the buckling mechanism comprises an L-shaped plate 11 fixedly connected to the upper end of the stress plate 10, a slot 13 matched with the L-shaped plate 11 is arranged on the side wall of the bearing beam 1, a vertically downward anti-falling block 12 is fixedly connected to the tail end of the L-shaped plate 11, an anti-falling groove 14 matched with the anti-falling block 12 is arranged at the inner bottom of the slot 13, a sliding groove 15 is arranged at the inner top of the slot 13, during installation, the tail end of the L-shaped plate 11 at the upper end of the stress plate 10 is inserted into the slot 13 and the sliding groove 15, then the anti-falling block 12 on the L-shaped plate 11 is clamped into the anti-falling groove 14, and the side wall of the stress plate 10 is abutted against the outer wall of the bridge, during disassembly, the L-shaped plate 11 is pushed upwards, the anti-falling block 12 slides out of the anti-falling groove 14, then the L-shaped plate 11 is pulled out from the slot 13 and the sliding groove 15, so that the disassembly of the stress plate 10 can be completed, and the disassembly is extremely convenient, and then the fixing plate 3 is detached from the bearing beam 1.

The lateral wall of atress board 10 is equipped with slipmat 16, and the material of slipmat 16 is the rubber material, and slipmat 16 can promote the frictional force between atress board 10 and the bridge wall body to promote the effect of the dispersion reinforced pipe 5 pressure of atress board 10.

The activity end tilt up setting of fixed bolster 2 reduces the object and slides down from fixed bolster 2 to promote the safety in utilization of fixed bolster 2.

The working principle is as follows: in the utility model, during installation, the tail end of the L-shaped plate 11 at the upper end of the stress plate 10 is inserted into the slot 13 and the chute 15, then the anti-falling block 12 on the L-shaped plate 11 is clamped into the anti-falling groove 14, and the side wall of the stress plate 10 is abutted against the outer wall of the bridge, when in use, the buffer rod 6 and the buffer spring 7 in the reinforcing pipe 5 can effectively buffer the impact force of a heavy object borne by the fixed bracket 2, so as to prolong the service life of the elastic net on the fixed bracket 2, and the reinforcing pipe 5 and the buffer rod 6 which are obliquely arranged can also share the gravity of the fixed bracket 2, so that the bearing capacity of the fixed bracket 2 is stronger, and the stress plate 10 can disperse the extrusion force borne by the reinforcing pipe 5 to the wall of the bridge, during disassembly, the L-shaped plate 11 is pushed upwards, the anti-falling block 12 slides out of the anti-falling groove 14, and then the L-shaped plate 11 is pulled out from the slot 13 and the chute 15, so as to finish the disassembly of the stress plate 10, the dismounting is very convenient, and then the fixing plate 3 is dismounted from the bearing beam 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a bridge construction is with preventing device that falls, includes spandrel girder (1) and has fixed bolster (2) of elastic network, its characterized in that still includes:

a fixing plate (3) fixedly connected to the side wall of the bearing beam (1),

one end of the fixed bracket (2) is rotatably connected with the fixed plate (3) through a rotating shaft (4);

a reinforcing pipe (5) which is obliquely arranged is rotationally connected to the lower end of the fixed bracket (2) through a buffer mechanism,

the movable end of the reinforcing pipe (5) is rotatably connected with a vertical and upward stress plate (10) through a rotating rod (9), and the stress plate (10) is connected with the bearing beam (1) through a buckling mechanism.

2. The bridge construction anti-falling device is characterized in that the buffering mechanism comprises a buffering rod (6) which is slidably sleeved on the inner wall of the reinforcing pipe (5), the buffering rod (6) is elastically connected with the inner bottom of the reinforcing pipe (5) through a buffering spring (7), and the upper end of the buffering rod (6) is rotatably connected with the lower end of the fixed support (2) through a rotating seat (8).

3. The anti-falling device for bridge construction according to claim 1, wherein the buckling mechanism comprises an L-shaped plate (11) fixedly connected to the upper end of the stress plate (10), the side wall of the bearing beam (1) is provided with a slot (13) matched with the L-shaped plate (11), the tail end of the L-shaped plate (11) is fixedly connected with a vertically downward anti-falling block (12), the inner bottom of the slot (13) is provided with an anti-falling groove (14) matched with the anti-falling block (12), and the inner top of the slot (13) is provided with a sliding groove (15).

4. The fall preventing device for bridge construction according to claim 1, wherein the side wall of the stress plate (10) is provided with a non-slip mat (16).

5. The falling prevention device for bridge construction according to claim 1, wherein the movable end of the fixed bracket (2) is disposed to be inclined upward.

6. The anti-falling device for bridge construction according to claim 4, wherein the non-slip mat (16) is made of rubber.