CN213709308U

CN213709308U - Road guardrail capable of carrying out multistage buffering on accidental collision

Info

Publication number: CN213709308U
Application number: CN202022369966.6U
Authority: CN
Inventors: 沈琼; 刘广润; 葛建虎; 沈琴英
Original assignee: Jiangsu Fengyan Transportation Technology Co ltd
Current assignee: Jiangsu Fengyan Transportation Technology Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-16
Anticipated expiration: 2030-10-22

Abstract

The utility model provides a can carry out multistage buffering's road guardrail to unexpected collision, including rubber buffering strip, first cushion seat, first support sleeve seat, first compression spring and high density sponge piece, first support sleeve seat is installed to the terminal surface symmetry around the support post, first compression spring has clamped to first support sleeve seat inside, first cushion seat is equipped with to the inside front side cover of first support sleeve seat, the high density sponge piece has been pasted to fixing base inner wall rear side, the terminal surface is installed rubber buffering strip before the horizontal protective bar, original road guardrail has been solved to this design and has not possessed multistage buffer structure, receive the collision easily and lead to the problem that deformation damaged, the utility model discloses rational in infrastructure, possess multistage buffer structure, it is better to make guardrail buffering ability, and the practicality is strong.

Description

Road guardrail capable of carrying out multistage buffering on accidental collision

Technical Field

The utility model relates to a can carry out multistage buffering's road guardrail to unexpected collision belongs to road guardrail technical field.

Background

At highway, bridge and urban road both sides are equipped with all kinds of guardrails, traditional guardrail is the guardrail of rigidity material, though traditional road guardrail stability is good, it is convenient to be under construction, anti striking ability reinforce, safeguard function is good, but because rigid structure inelasticity, when the guardrail is collided to the car accident, under the effect of impact load in the twinkling of an eye, the guardrail is unmovable basically, indeformable, the energy absorption of bumping the in-process of covering can only be cushioned by the plastic deformation of car itself, and then the impact injury to accident vehicle and passenger strengthens, and some buffer structure are single structure mostly in the guardrail of current, do not possess multistage buffering ability, the practicality is lower, need one kind now urgently to carry out the road guardrail of multistage buffering to the accident and solve the problem that the aforesaid appears.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can carry out multistage buffering's road guardrail to unexpected collision to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure possesses multistage buffer structure, makes guardrail buffering protective capability better, and the practicality is strong.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a road guardrail capable of carrying out multistage buffering on accidental collision comprises a supporting station post, a fixed seat, a multistage buffering mechanism, a fixed base, a vertical protective rod and a transverse protective rod, wherein the supporting station post is sleeved in the fixed base, the fixed seats are symmetrically arranged on the front side and the rear side of the supporting station post, the transverse protective rod is arranged in the middle of the front end face of the fixed seat, the vertical protective rod is sleeved on the lower end face of the transverse protective rod, the multistage buffering mechanism is symmetrically arranged on the front side and the rear side of the supporting station post, the multistage buffering mechanism comprises a first high-strength screw rod, a rubber buffering strip, an alloy steel plate, a first buffering seat, a first supporting sleeve seat, a first compression spring, a second supporting sleeve seat, a second compression spring, a second buffering seat and a high-density sponge sheet, the first supporting sleeve seat is symmetrically arranged on the front end face and the rear end face of the supporting station post, and a first compression spring is clamped in the first, first cushion socket is equipped with to the inside front side cover of first support cover seat, the inside intermediate position interlude of fixing base has first high strength screw rod, fixing base inner wall rear side is pasted and is had the high density sponge piece, the terminal surface installs rubber buffering strip before the horizontal fender rod, the second support cover seat is installed to bilateral symmetry about the terminal surface before the vertical fender rod, the inside second compression spring that has clamped of second support cover seat, the inside front side cover of second support cover seat is equipped with the second cushion socket, alloy steel sheet is installed to the terminal surface before the second cushion socket.

Furthermore, a second high-strength bolt is inserted into the lower side of the inside of the support station column in a penetrating mode, a rectangular through cavity is formed in the fixing base, the rectangular through cavity is matched with the support station column, and a mounting hole is formed in the lower side of the inside of the fixing base.

Furthermore, the installation quantity of the alloy steel plates is the same as that of the vertical protective rods, and reflective paint is sprayed on the surfaces of the alloy steel plates.

Furthermore, four groups of transverse protection rods are installed, the specifications of the four groups of transverse protection rods are the same, sleeving grooves are formed in the lower end faces of the transverse protection rods and are matched with the vertical protection rods, and joints between the transverse protection rods are fixedly connected in a welding mode.

Furthermore, the left and right length of the rubber buffer strip is the same as that of the transverse protection rod, and the rubber buffer strip is fixedly installed on the front end face of the transverse anti-skid rod through screws.

The utility model has the advantages that: the utility model discloses a can carry out multistage buffering's road guardrail to unexpected collision, because of the utility model discloses added first high strength screw rod, rubber buffer strip, alloy steel sheet, first cushion socket, first support sleeve seat, first compression spring, second support sleeve seat, second compression spring, second cushion socket and high density sponge piece, this design makes the guardrail possess multistage buffering protective capability, effectively cushions the reduction to the collision impact force, has solved original road guardrail and has not possessed multistage buffer structure, receives the problem that the collision leads to deformation to damage easily, has improved the utility model discloses a multistage buffering effect.

Because of the inside downside interlude of support station post has the second high strength bolt, the inside rectangle that has seted up of fixed baseplate runs through the chamber, and the rectangle runs through chamber and support station post phase-match, the mounting hole has been seted up to the inside downside of fixed baseplate, second high strength bolt and rectangle run through the chamber and make things convenient for support station post erection fixation in fixed baseplate, the mounting hole is convenient to be installed fixedly to fixed baseplate, because of alloy steel sheet and vertical fender rod installation quantity are the same, alloy steel sheet surface spraying has the reflective paint, alloy steel sheet can effectively cushion the protection to terminal surface around the vertical fender rod, the reflective paint not only avoids alloy steel sheet to rust appearing, still makes alloy steel sheet possess reflection of light warning ability, the utility model discloses rational in infrastructure, possess multistage buffer structure, it is better to make guardrail buffering protection ability, and the practicality.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a road guardrail capable of performing multistage buffering on accidental collisions according to the present invention;

FIG. 2 is a front view of a multi-stage buffering mechanism of a road guardrail capable of performing multi-stage buffering for accidental collisions according to the present invention;

FIG. 3 is a left side sectional view of a multi-stage buffering mechanism in a road guardrail capable of performing multi-stage buffering for accidental collisions according to the present invention;

in the figure: 1-supporting standing column, 2-fixing seat, 3-multi-stage buffer mechanism, 4-fixing base, 5-vertical protection rod, 6-horizontal protection rod, 31-first high-strength screw rod, 32-rubber buffer strip, 33-alloy steel plate, 34-first buffer seat, 35-first supporting sleeve seat, 36-first compression spring, 37-second supporting sleeve seat, 38-second compression spring, 39-second buffer seat and 311-high-density sponge sheet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a can carry out multistage buffering's road guardrail to unexpected collision, including supporting station post 1, fixing base 2, multistage buffer gear 3, fixed baseplate 4, vertical fender rod 5 and horizontal fender rod 6, the inside cover of fixed baseplate 4 is equipped with supporting station post 1, fixing base 2 is installed to bilateral symmetry around the supporting station post 1, horizontal fender rod 6 is installed to the terminal surface intermediate position before fixing base 2, vertical fender rod 5 is equipped with to the terminal surface cover under the horizontal fender rod 6, the bilateral symmetry is provided with multistage buffer gear 3 around the supporting station post 1.

The multistage buffering mechanism 3 comprises a first high-strength screw 31, rubber buffering strips 32, an alloy steel plate 33, a first buffering seat 34, a first supporting sleeve seat 35, a first compression spring 36, a second supporting sleeve seat 37, a second compression spring 38, a second buffering seat 39 and a high-density sponge sheet 311, wherein the front end surface and the rear end surface of the supporting stand column 1 are symmetrically provided with the first supporting sleeve seat 35, the first compression spring 36 is clamped in the first supporting sleeve seat 35, the front side in the first supporting sleeve seat 35 is sleeved with the first buffering seat 34, the middle position in the fixed seat 2 is penetrated and inserted with the first high-strength screw 31, the rear side of the inner wall of the fixed seat 2 is adhered with the high-density sponge sheet 311, the front end surface of the transverse protection rod 6 is provided with the rubber buffering strips 32, the upper side and the lower side of the front end surface of the vertical protection rod 5 are symmetrically provided with the second supporting sleeve seats 37, the second compression spring 38 is clamped in the second supporting sleeve seat 37, and the front side in the second supporting sleeve seat 37 is sleeved with the, alloy steel plate 33 is installed to the terminal surface before second cushion socket 39, and original road guardrail has been solved in this design and has not possessed multistage buffer structure, receives the problem that the collision leads to deformation to damage easily.

The lower side of the inside of the supporting station column 1 is inserted with a second high-strength bolt, a rectangular through cavity is formed in the fixing base 4 and is matched with the supporting station column 1, a mounting hole is formed in the lower side of the inside of the fixing base 4, the supporting station column 1 is conveniently and fixedly mounted in the fixing base 4 through the second high-strength bolt and the rectangular through cavity, the mounting hole is convenient for fixedly mounting the fixing base 4, the number of the alloy steel plates 33 is the same as that of the vertical protective rods 5, reflective paint is sprayed on the surfaces of the alloy steel plates 33, the front end face and the rear end face of each vertical protective rod 5 can be effectively buffered and protected through the alloy steel plates 33, the reflective paint can prevent the alloy steel plates 33 from rusting and enable the alloy steel plates 33 to have reflective warning capacity, four groups of the transverse protective rods 6 are mounted, the specifications of the four groups of the transverse protective rods 6 are the same, the lower end faces of the, the junction is connected fixedly through the welding mode between the horizontal fender rod 6, and this design is convenient to carry out the suit to vertical fender rod 5 fixed, and length is the same about length and the horizontal fender rod 6 of rubber buffering strip 32, and rubber buffering strip 32 passes through the screw mounting to be fixed terminal surface before the horizontal fender rod, and rubber buffering strip 32 makes 6 buffer capacity of horizontal fender rod better.

As an embodiment of the present invention: firstly, a fixed base 4 is installed and fixed at a specified position of a road surface by means of an external expansion bolt, then a support station column 1 is sleeved inside the fixed base 4, the support station column 1 is installed and fixed by a second high-strength bolt, and then a transverse protection rod 6 is installed and fixed at the front end surface of an installation base by a first high-strength bolt, in the process, a vertical protection rod 5 is required to be sleeved inside the transverse protection rod 6, and due to the installation of a rubber buffer strip 32, the buffer capacity of the transverse protection rod 6 is better, so that an impact object is prevented from being in direct contact with the transverse protection rod 6, when an alloy steel plate 33 is subjected to small impact, a second buffer base 39 can contract inside a second support sleeve base 37 to apply extrusion force to a second compression spring 38, so that the impact force is buffered, the second compression spring 38 can deform, and then the deformation can generate elastic potential energy to apply counter-elastic force to the second buffer base 39, and then offset impact, when alloy steel sheet 33 received big collision, the second buffer spring can only offset a small part impact, remaining impact can make vertical fender rod 5 produce the shrink this moment, and then drive horizontal fender rod 6 shrink, and fixing base 2 can exert the extrusion force to first flexible seat, and then make first flexible seat exert the extrusion force to first compression spring 36, make first compression spring 36 produce deformation, then deformation can produce elastic potential energy and exert the bounce to first buffer seat 34, and then offset remaining impact.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a can carry out road guardrail of multistage buffering to unexpected collision, includes support station post, fixing base, multistage buffer gear, fixed baseplate, vertical fender rod and horizontal fender rod, its characterized in that: a supporting station column is sleeved in the fixed base, fixed seats are symmetrically arranged on the front side and the rear side of the supporting station column, a transverse protection rod is arranged in the middle of the front end face of each fixed seat, a vertical protection rod is sleeved on the lower end face of each transverse protection rod, and multi-stage buffer mechanisms are symmetrically arranged on the front side and the rear side of the supporting station column;

the multistage buffering mechanism comprises a first high-strength screw rod, a rubber buffering strip, an alloy steel plate, a first buffering seat, a first supporting sleeve seat, a first compression spring, a second supporting sleeve seat, a second compression spring, a second buffering seat and a high-density sponge sheet, wherein the front end face and the rear end face of the supporting station column are symmetrically provided with the first supporting sleeve seat, the first compression spring is clamped in the first supporting sleeve seat, the front side of the inner part of the first supporting sleeve seat is sleeved with the first buffering seat, the middle position of the inner part of the fixing seat is penetrated and inserted with the first high-strength screw rod, the rear side of the inner wall of the fixing seat is adhered with the high-density sponge sheet, the front end face of the transverse protection rod is provided with the rubber buffering strip, the upper side and the lower side of the front end face of the vertical protection rod are symmetrically provided with the second supporting sleeve seat, the second compression spring is clamped in the second supporting sleeve seat, the front side of the inner part of the second supporting sleeve seat, and an alloy steel plate is arranged on the front end face of the second buffer seat.

2. The road guardrail of claim 1, wherein the road guardrail comprises: the support station column is characterized in that a second high-strength bolt is inserted into the lower side of the interior of the support station column in a penetrating mode, a rectangular through cavity is formed in the interior of the fixing base and matched with the support station column, and a mounting hole is formed in the lower side of the interior of the fixing base.

3. The road guardrail of claim 1, wherein the road guardrail comprises: the installation quantity of the alloy steel plates is the same as that of the vertical guard bars, and reflective paint is sprayed on the surfaces of the alloy steel plates.

4. The road guardrail of claim 1, wherein the road guardrail comprises: four groups of transverse protection rods are installed, the specifications of the four groups of transverse protection rods are the same, sleeving grooves are formed in the lower end faces of the transverse protection rods and matched with the vertical protection rods, and joints between the transverse protection rods are fixedly connected in a welding mode.

5. The road guardrail of claim 1, wherein the road guardrail comprises: the left and right length of the rubber buffer strip is the same as that of the transverse protection rod, and the rubber buffer strip is installed and fixed on the front end face of the transverse anti-skid rod through screws.