Mounting structure for buffer plate of highway anti-collision guardrail

Abstract

The utility model relates to a buffer plate mounting structure of a highway anti-collision guardrail. The anti-collision guardrail comprises a stand column. The buffer plate is characterized by comprising a buffer plate body and a plug-in mounting module, according to the road guardrail, the arc-shaped strip-shaped buffer plate bodies are installed on the stand columns of the road guardrail, when collision occurs, the buffer plate bodies can effectively absorb collision kinetic energy, and the stacked metal net structures are arranged in the buffer plate bodies, so that on one hand, the light weight of the buffer plate bodies can be achieved; on the other hand, the metal layer can be matched for deformation to absorb kinetic energy during collision; in addition, the whole buffer plate body is installed through the inserting modules, during installation, the inserting units only need to be adjusted in position through the connecting screws, then the inserting units are embedded into the gaps between the C-shaped buckles and the stand columns, rapid inserting can be achieved, and the installation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to highway guardrail technical field especially relates to a highway crash barrier buffer plate mounting structure. BACKGROUND

[0002] The isolation belt guardrail on the road is used for separating roads, and is often prone to impact, the existing crash barrier structure adopts the structure mode that the vertical column and the corrugated plate are connected into an integrated structure, the vehicle impacted generally directly impacts on the vertical column, the vertical column is fixed on the ground, when being impacted, the kinetic energy absorbed is small, the damage to the vehicle is huge, therefore, a buffer plate structure needs to be installed on the vertical column, the damage to the vehicle when impacting is reduced, and convenient installation and convenient replacement are needed. SUMMARY

[0003] The utility model wants to solve the technical problem to provide a highway crash barrier buffer plate mounting structure, can solve the problem that the buffer plate structure adopted on the general highway guardrail is poor in buffering effect and inconvenient to install.

[0004] To solve the above technical problem, the technical scheme of the utility model is as follows: a highway crash barrier buffer plate mounting structure, the crash barrier includes a vertical column, the innovative point lies in that: including buffer plate body and plug-in module,

[0005] The buffer plate body is a convex arc strip structure, the buffer plate body is outwardly horizontally extended at both ends and has a connecting flange, the back surface of the connecting flange is fixedly provided with a connecting block, and a threaded hole penetrating the connecting block is provided, the buffer plate body includes a metal plate layer and a buffer layer, the metal plate layer has a pair of and is arranged in overlap, and the gap for accommodating the buffer layer is formed between the metal plate layers, the buffer layer is arranged in the gap between the metal plate layers,

[0006] The plug-in module includes a C-shaped buckle and a plug-in unit, the C-shaped buckle has a pair, and the C-shaped buckle is arranged on the surface of the vertical column along the vertical direction, and the inner side wall of the C-shaped buckle and the surface of the vertical column form the gap for accommodating the plug-in unit embedded, the plug-in unit is installed on the connecting block on the buffer plate body, the plug-in unit includes a connecting screw rod, a plug pin head, a limiting pin sheet and a hinged shaft, the connecting screw rod is arranged on one end of the plug pin head, and the connecting screw rod is matched with the threaded hole of the connecting block on the buffer plate body to realize the installation of the plug-in unit on the connecting block,

[0007] The latch head is used for embedding in the C-shaped buckle outside the column; a recessed cavity for accommodating a limiting pin is arranged on the latch head close to the bottom end, and a hinge hole is horizontally arranged on the latch head at the position of the recessed cavity, the hinge shaft is arranged in the hinge hole, and one end of the hinge shaft extends out of the latch head into the recessed cavity for accommodating the limiting pin; the limiting pin is arranged in the recessed cavity on the latch head and connected to the hinge shaft to rotate with the hinge shaft; the center of gravity of the limiting pin is located obliquely above the hinge shaft and deviates to the outside of the latch head; the end of the limiting pin is rotated out of the recessed cavity and hooked on the lower surface of the C-shaped buckle by the self-weight of the limiting pin, and the other end of the limiting pin is limited by the side wall of the recessed cavity.

[0008] Further, the buffer layer is a metal mesh structure arranged in several layers.

[0009] The utility model discloses the advantages are:

[0010] 1) in the utility model, the arc strip buffer plate body is installed on the column of the highway guardrail, when collision occurs, the buffer plate body can effectively absorb the impact kinetic energy, the metal mesh structure arranged in the buffer plate body can realize the lightweight of the buffer plate body on one hand, and can cooperate with the metal layer to deform and absorb kinetic energy when impacting on the other hand, in addition, the entire buffer plate body is installed by using the plug-in module, when installing, only need to adjust the position of the plug-in unit through the connecting screw rod, then embeds the gap between the C-shaped buckle and the column, can realize quick plug-in, improves the installation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0011] The utility model will be further explained in detail in combination with the drawings and specific embodiment.

[0012] Figure 1 It is a highway anti -collision guardrail buffer plate mounting structure schematic diagram of the utility model.

[0013] Figure 2 It is a highway anti -collision guardrail buffer plate mounting structure partial enlarged view of the utility model. SPECIFIC EMBODIMENT

[0014] In order to make the purpose, technical scheme and advantage of the embodiment of the utility model more clear, the technical scheme in the embodiment of the utility model will be clearly and completely described in combination with the drawings in the embodiment of the utility model, obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiment. The components of the embodiment of the utility model described and shown in the drawing here can be arranged and designed in various different configurations.

[0015] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed application, but merely represents selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0016] As shown in Figure 1 Figure 2 The application discloses a kind of highway crash barrier buffer plate mounting structure, and crash barrier includes column 1;Including buffer plate body 2 and plug-in module 3.

[0017] Buffer plate body 2 is convex arc strip structure, and the both ends of buffer plate body 2 extend to outside side horizontally with a connecting flange, and the back of connecting flange is fixedly provided with connecting block 21, and a threaded hole is provided in connecting block 21;Buffer plate body 2 includes metal plate layer 22 and buffer layer 23;Metal plate layer 22 has a pair of and is overlapped, and the gap of accommodating buffer layer 23 is formed between metal plate layer 22;Buffer layer 23 is arranged in the gap between metal plate layer 22.

[0018] Plug-in module 3 includes C type buckle 31 and plug-in unit;C type buckle 31 has a pair, and C type buckle 31 is arranged on the surface of column 1 along vertical direction, and the inner side wall of C type buckle 31 and the surface of column 1 form the gap for embedding plug-in unit;Plug-in unit is installed on the connecting block 21 of buffer plate body 2;Plug-in unit includes connecting screw 32, plug pin head 33, limit pin piece 34 and hinged shaft 35;Connecting screw 32 is arranged on one end of plug pin head 33, and connecting screw 32 cooperates with the threaded hole of connecting block 21 on buffer plate body 2 to realize the installation of plug-in unit on connecting block 21.

[0019] Plug pin head 33 is used for embedding in C type buckle 31 outside column 1;Plug pin head 33 is provided with the recess cavity for accommodating limit pin piece 3 at the position close to bottom end, and a hinged hole is horizontally provided on plug pin head 33 at the position of the recess cavity, and hinged shaft 35 is arranged in the hinged hole, and one end of hinged shaft extends out of plug pin head 33 into the recess cavity for accommodating limit pin piece 34;Limit pin piece 34 is arranged in the recess cavity on plug pin head 33 and connected on hinged shaft 35 to rotate with hinged shaft 35;The center of gravity of limit pin piece 34 is located in the oblique upper side of hinged shaft, and deviates to the outside side of plug pin head 33;The end of limit pin piece 34 is rotated out of the recess cavity and hooked on the lower surface of C type buckle 31 by the weight of limit pin piece 34, and the other end of limit pin piece 34 is limited by the side wall of recess cavity.

[0020] Buffer layer 23 is a plurality of layers of metal mesh structure.

[0021] The utility model discloses a working principle is: the utility model discloses through installing the arc strip's buffer board body on the upright of highway guardrail, when the collision occurs, buffer board body can effectively absorb the impact kinetic energy, wherein the metal net structure of the lamination of setting up in buffer board body, one aspect can realize the lightweight of buffer board body, the other side can cooperate metal layer and carry out deformation absorption kinetic energy when the impact, in addition, adopt the plug-in module to install entire buffer board body, only need to adjust the position through the connecting screw rod when installing, embed the clearance between C type buckle and upright again, can realize quick plug-in, improved installation efficiency.

[0022] The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A highway crash barrier fender mounting structure, the crash barrier comprising upright posts; characterised in that: The application relates to a buffer plate body and an inserting module. The buffer plate body is in a convex arc-shaped strip structure, the buffer plate body is horizontally extended with a connecting flange at both ends, a connecting block is fixedly arranged on the back of the connecting flange, a threaded hole penetrating through the connecting block is arranged on the connecting block, the buffer plate body comprises a metal plate layer and a buffer layer, the metal plate layer is provided in a pair and overlaps, a gap for accommodating the buffer layer is formed between the metal plate layers, and the buffer layer is arranged in the gap between the metal plate layers. The inserting module comprises C-shaped buckles and an inserting unit, the C-shaped buckles are arranged on the surface of the stand in a pair along the vertical direction, a gap for accommodating the inserting unit is formed between the inner side wall of the C-shaped buckle and the surface of the stand, the inserting unit is mounted on the connecting block of the buffer plate body, the inserting unit comprises a connecting screw rod, a bolt head, a limiting pin piece and a hinged shaft, the connecting screw rod is arranged on one end of the bolt head, the connecting screw rod is matched with the threaded hole of the connecting block of the buffer plate body to realize the mounting of the inserting unit on the connecting block. The bolt head is used for being embedded in the C-shaped buckle outside the stand, a recessed cavity for accommodating the limiting pin piece is arranged on the bolt head at a position close to the bottom end, a hinged hole is horizontally arranged on the bolt head at the position of the recessed cavity, the hinged shaft is arranged in the hinged hole, one end of the hinged shaft extends out of the bolt head into the recessed cavity for accommodating the limiting pin piece, the limiting pin piece is arranged in the recessed cavity on the bolt head and connected with the hinged shaft to rotate with the hinged shaft, the center of gravity of the limiting pin piece is located obliquely above the hinged shaft and deviates towards the outside of the bolt head, the end of the limiting pin piece is rotated out of the recessed cavity and hooked on the lower surface of the C-shaped buckle through the self weight of the limiting pin piece, and the other end of the limiting pin piece is limited by the side wall of the recessed cavity.

2. A highway crash barrier fender panel mounting structure according to claim 1, characterised in that: The buffer layer is a metal mesh structure arranged in a plurality of layers.

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