CN105926495A

CN105926495A - Security partition fence used for road

Info

Publication number: CN105926495A
Application number: CN201610263495.6A
Authority: CN
Inventors: 杜玲玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-26
Filing date: 2016-04-26
Publication date: 2016-09-07

Abstract

The invention relates to a road partition fence, and in order to solve a problem that an existing road partition fence has potential safety hazard when colliding with a vehicle, the invention discloses a security partition fence used for a road. Two hollow cross rods which are arranged up and down at interval are arranged between two adjacent stand columns. A plurality of vertical rods are arranged between the two cross rods. At least a pull rod is arranged between the two cross rods. The upper end and the lower end of the pull rod are respectively provided with threads. The two cross rods are internally provided with long-strip base plates. The upper end and the lower end of the pull rod are respectively correspondingly connected with the base plates in the upper cross rod and the lower cross rod by threads. When the partition fence is subjected to car crash from the length direction of the upper cross rod, the pull rod close to a collision starting end can maintain the upper cross rod and the lower cross rod connected, so as to prevent the upper cross rod from sliding along an engine cover and inserting into a vehicle, and prevent people in the vehicle from being damaged. Therefore, the partition fence can improve security and reduce probability that the partition fence hurts people in the vehicle.

Description

Road security isolation hurdle

Technical field

The present invention relates to a kind of isolated column, more particularly, it relates to a kind of road security isolation hurdle.

Background technology

On the car lane of multilane opposing traffic, guardrail for road is generally set, two-way lane is kept apart, the most also Bicycle lane is isolated with car lane isolated column, prevents the random lane change of vehicle or tune in violation of rules and regulations.

The structure of existing conventional guardrail for road as it is shown in figure 1, guardrail for road includes several spaced columns 10, It is arranged at intervals with upper cross bar 20 and lower crosspiece 30 up and down, between two adjacent root posts 10 between the cross bar of top and the bottom again It is arranged at intervals with some vertical montants 40.

In order to easy for installation, the highest between the column of above-mentioned guardrail for road, upper cross bar, lower crosspiece, montant The fixing connection of intensity, column is generally fixed on road surface by foundation bolt, and the side surface upper part at column has with lower position Make by the iron sheet of thinner thickness for the cross bar socket 11 with upper cross bar and lower crosspiece grafting, this cross bar socket for two, its End face has the groove that a shape is suitable with upper cross bar and lower crosspiece end shape, the downside of upper cross bar and bottom The upper side of cross bar is respectively provided with montant top plug socket 21 and the grafting of montant bottom that two ends upper and lower with montant grafting are connected Seat 31, same montant top plug socket 21 and montant bottom plug socket 31 are also to be made by the iron sheet of thinner thickness, and its end face has There is the groove that a shape is suitable with montant upper and lower end parts shape.Cross bar socket is generally fixedly mounted on column by rivet or bolt On, montant socket generally passes through electric welding in upper cross bar or lower crosspiece.The two ends up and down of montant plug-in mounting respectively time assembled In montant socket in upper cross bar and lower crosspiece, the two ends, left and right of upper cross bar and lower crosspiece are inserted into adjacent amount respectively In cross bar socket on column.

Owing to the intensity of cross bar socket and montant socket is relatively low, and install for grafting between each parts, or at plug-in position volume Outer applying electric welding；The bulk strength of the most this guardrail for road is more weak, after meeting with vehicle collision, easily falls apart.Work as road When isolated column is subjected to from car crass on upper cross bar length direction, column is disconnected with top and the bottom cross bar and lodges, Montant near collision initiating terminal disengages with top and the bottom cross bar, but the montant away from car crass end still keeps horizontal with top and the bottom The connection of bar, therefore top and the bottom cross bar is consistent in the direction that the collision initial stage still keeps with automobile is advanced.For pony car, it is positioned at The position of the hood in driving cabin front is relatively low, if therefore vehicle bumps against with guardrail for road, upper cross bar falls at hood Time upper, along with the advance of vehicle, upper cross bar is likely to slide along hood and be inserted in car, causes occupant Injury.

Summary of the invention

The technical problem to be solved in the present invention is to there is asking of potential safety hazard with vehicle when colliding for existing road isolated column Topic, and the road security isolation hurdle that a kind of degree of safety is high is provided.

The present invention is such that providing a kind of road security isolation hurdle, including some in row for the technical scheme realizing its purpose Spaced column, is provided with the two hollow cross bars being intervally arranged up and down between two adjacent upright, two cross bars it Between be intervally arranged some montants along cross bar length direction, the most corresponding cross bar with described top in the two ends of described montant and bottom Cross bar connects, it is characterised in that arranging at least pull bar between two cross bars, the two ends up and down of described pull bar are respectively arranged with spiral shell Stricture of vagina, is provided with the backing plate of strip in described two cross bars, the two ends up and down of described pull bar correspondence respectively and upper cross bar and lower lateral Backing plate in bar is threaded.In the present invention, when isolated column is subjected to from car crass on upper cross bar length direction, Column is disconnected with the cross bar of top and the bottom and lodges, and the cross bar of top and the bottom can be kept connecting by the pull bar near collision initiating terminal, Thus can prevent upper cross bar from sliding along hood and being inserted in car, occupant is damaged, therefore can improve peace Quan Xing, reduces isolated column and damages occupant.

In above-mentioned road security isolation hurdle, described crossbar end is less than 150 centimetres with the distance of the end of closest pull bar. Preferred distance is less than 100 centimetres.Therefore, for the shorter such as distance of spacing of the two columns isolated column less than 3 meters, can be A pull bar is set up at the middle part of cross bar.

In above-mentioned road security isolation hurdle, described backing plate is fixing with described cross bar to be connected.After backing plate is fixing, can facilitate pull bar with The connection of backing plate is installed.

In above-mentioned road security isolation hurdle, the both sides of described column are provided with for the cross bar plug socket with crossbar end grafting. The downside of upper cross bar and the upper side of lower crosspiece are provided with for the montant plug socket with the grafting of montant end.

At guardrail for road of the present invention compared with prior art, in the present invention, it is subjected to from upper cross bar length when isolated column During car crass on direction, column is disconnected with the cross bar of top and the bottom and lodges, and the pull bar near collision initiating terminal can be by The cross bar of top and the bottom keeps connecting, thus can prevent upper cross bar from sliding along hood and being inserted in car, to occupant Damage, therefore can improve safety, reduce isolated column and occupant is damaged.

Accompanying drawing explanation

Fig. 1 is the assembling schematic diagram of existing road isolated column.

Fig. 2 is the structural representation on road security isolation hurdle of the present invention.

Fig. 3 is the assembling schematic diagram on road security isolation hurdle of the present invention.

Fig. 4 is the tie rod end assembly connection schematic diagram with cross bar on road security isolation hurdle of the present invention.

Parts title and sequence number in figure:

Column 10, cross bar plug socket 11, upper cross bar 20, montant top plug socket 21, lower crosspiece 30, montant bottom are inserted Joint chair 31, montant 40, pull bar 50, backing plate 60.

Detailed description of the invention

Specific embodiments is described below in conjunction with the accompanying drawings.

As in figure 2 it is shown, the security isolation hurdle of the road in the present embodiment, including some spaced columns 10, adjacent two Being provided with cross bar between column 10, cross bar includes that the upper cross bar 20 being intervally arranged up and down and lower crosspiece 30 are constituted, on top Being intervally arranged some montants 40 along cross bar length direction between cross bar 20 and lower crosspiece 30, the both sides of column 10 are provided with use In the cross bar plug socket 11 with crossbar end grafting.The downside of upper cross bar 20 be provided with for montant 40 upper end grafting Montant top plug socket 21, the upper side of lower crosspiece 30 is provided with for inserting with the montant bottom of montant 40 bottom grafting Joint chair 31.

As in figure 2 it is shown, be provided with two pull bars 50 between upper cross bar 20 and lower crosspiece 30, two pull bars 50 about Being centrosymmetrically arranged of cross bar so that crossbar end and nearest tie rod end distance are less than 1.5 meters.It is shorter for cross bar length, E.g., less than 3 meters or 2.5 meters, a pull bar can be set at the middle part of two cross bars.In the present embodiment, pull bar 50 uses intensity The steel pipe that bigger material such as reinforcing bar or wall thickness is thicker is made, it is ensured that at the front tension bar of cross bar fracture all without fracture.

As shown in Figure 4, being provided with backing plate 60 in upper cross bar 20 and lower crosspiece 30, backing plate 60, in strip, pads Plate 60 is fixing with corresponding cross bar to be connected, such as, connect by spot welding or screw are fixing.Backing plate 60 is provided with screwed hole. It is provided with the screwed part 51 of bolt shape at the two ends of pull bar 50, is provided with screw thread, and the threaded portion of pull bar 50 upper end Screw thread on part is contrary with the hand of thread spiral of the screwed part of lower end.It is provided with confession in upper cross bar 20 and lower crosspiece 30 The hole that the screwed part of pull bar 50 end passes, tie rod end screwed part 51 is threadeded with backing plate.

In the present invention, when isolated column is subjected to from car crass on cross bar length direction, column takes off with top and the bottom cross bar From connecting and lodging, top and the bottom cross bar can be kept connecting by the pull bar near collision initiating terminal, thus upper cross bar can be prevented suitable Hood to slide and be inserted in car, damage occupant, therefore gram raising safety, reduces isolated column to car Interior personnel damage.

Claims

1. a road security isolation hurdle, including some in arranging spaced column, is arranged between two adjacent upright There are the two hollow cross bars being intervally arranged up and down, are intervally arranged some montants along cross bar length direction between two cross bars, The two ends of described the montant corresponding and described cross bar on top and the cross bar of bottom respectively are connected, it is characterised in that between two cross bars Arranging at least pull bar, the two ends up and down of described pull bar are respectively arranged with screw thread, are provided with strip in described two cross bars Backing plate, the two ends up and down of described pull bar correspondence respectively is threadeded with the backing plate in upper cross bar and lower crosspiece.

Road security isolation hurdle the most according to claim 1, it is characterised in that described crossbar end is with closest The distance of the end of pull bar is less than 150 centimetres.

Road security isolation hurdle the most according to claim 2, it is characterised in that described crossbar end is with closest The distance of the end of pull bar is less than 100 centimetres.

Road security isolation hurdle the most according to claim 1, it is characterised in that described backing plate is fixed with described cross bar Connect.

Road security isolation hurdle the most according to any one of claim 1 to 4, it is characterised in that described column Both sides are provided with for the cross bar plug socket with crossbar end grafting.

Road security isolation hurdle the most according to any one of claim 1 to 4, it is characterised in that described upper lateral The downside of bar and the upper side of lower crosspiece are provided with for the montant plug socket with the grafting of montant end.