CN106012913B - A kind of road traffic guardrail for being capable of snubber shock - Google Patents

A kind of road traffic guardrail for being capable of snubber shock Download PDF

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Publication number
CN106012913B
CN106012913B CN201610384329.1A CN201610384329A CN106012913B CN 106012913 B CN106012913 B CN 106012913B CN 201610384329 A CN201610384329 A CN 201610384329A CN 106012913 B CN106012913 B CN 106012913B
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Prior art keywords
pipe
column
bottom rail
road traffic
rail
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CN106012913A (en
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许运动
蒋思远
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Anhui Mingxin Metal Products Co Ltd
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Anhui Mingxin Metal Products Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02Continuous barriers extending along roads or between traffic lanes
    • E01F15/04Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
    • E01F15/0407Metal rails
    • E01F15/0415Metal rails with pivoting members

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention discloses a kind of road traffic guardrail for being capable of snubber shock.Feature is also to include fastener, the fastener has two ends and the connecting portion for connecting two ends, two ends force in upper rail or bottom rail respectively, connecting portion power transmission is in two ends, so that upper rail or bottom rail stress move relative to pipe column, realize and upper rail or bottom rail are fixed on pipe column.The structure of the present invention is simple, fixes upper rail and bottom rail using fastener, the intensity of one side fastener is high, ensure that the shock resistance of upper rail and bottom rail;When on the other hand installing, it is only necessary to by the connecting portion for forcing in fastener, it is possible to realize that upper rail and bottom rail move relative to pipe column, it is quick and easy for installation so as to fixed, substantially increase efficiency, reduce the use of screw rod simultaneously, save production cost.

Description

A kind of road traffic guardrail for being capable of snubber shock
Technical field
, can the present invention relates to a kind of traffic guardrail, more particularly to a kind of road traffic guardrail for being capable of snubber shock To be arranged at road center, road roadside.
Background technology
With the rapid development of economy, automobile is commonly used as a kind of easily vehicles.In China, not people having a common goal The speed limit on road is also different, for example, the general speed limit in urban road is 40 kilometer per hours, the general speed per hour of common road is 40- 80 kilometer per hours, the general speed per hour of highway is 60-120 kilometer per hours, therefore the traffic accident in urban district is mostly to knock into the back Accident, on common road or highway, because automobile speed is too fast, frequent accidents occur, wherein the most serious It is that the automobile run at high speed is bumped against on the guard rail among roadside or road, and these guard rails are by concrete building brick or by being spaced The concret block of setting and the horizontal bar composition for connecting adjacent block, then either it is connected structure with column by the cross bar of steel construction Into still, these guard rails can not absorb the collision kinetic energy of automobile, and by the opposition of guard rail, automobile turns over collision rift Turn or reversion deviates former track, be easy to that secondary collision occurs with the automobile run at high speed, cause more Automobiles to ruin people Die, exacerbate the harmfulness of accident.
For above-mentioned traffic accident, Chinese invention patent (CN202116999U) discloses a kind of spaced ground formula at present Traffic guardrail with rotary body, including column, the elastic rotary body being sheathed on column, are respectively arranged at the upper of elastic rotary body Side and the upper rail and bottom rail of lower section, the rotation for being set on column and being arranged on bottom rail between elastic rotary body are accepted Part, column include the long column being arranged alternately and short column, and long column extends downward into bottom rail installation landing portion formed below, The both ends of short column are connected with upper rail and bottom rail respectively;
For another example Chinese invention patent (CN102027173A) discloses a kind of shock-absorbing installation for roadway, is arranged in road Yang Xianhuo roads roadside, absorbed when being collided with vehicle and disperse to impact caused by it, including:Pillar, in the center of road Xian Huo roads roadside, buries fixed and is in cylinder body shape at regular intervals;Support tube is rotated, by that built in pillar and can be revolved Turn;Multiple buffering roller members, combined mouth are formed to be rotationally arranged at the outer peripheral face of rotation support tube, inside/outside portion is in one The drum of type elastic rubber material, and high brightness reflective tape is set outside it;Safety rails, pressed on buffering roller member One determining deviation be set it is multiple, it is each integral horizontally disposed in the up/down portion of each pillar;First rotation catching sheet, its center is set Combined hole is equipped with, and is arranged at the outer peripheral face up/down end for the rotation support tube for being provided with buffering roller member, in combined hole A side face part forms the second fixing groove and forms multiple radial first protuberances projected upwards in its one side, to rotate The one side of support tube forms the first fixing groove, so as to be fixed by the first steady pin;Second rotation catching sheet, its center is set Above-mentioned combined hole is equipped with, and is separately positioned on the up/down end of pillar, so that the second rotation catching sheet is arranged at and set respectively Put in the bottom of the first rotation catching sheet of rotation support tube up/down end, the 4th is formed in an inner peripheral surface part for combined hole Fixing groove, to form the 3rd fixing groove in the one side of pillar, so as to be fixed by the second steady pin, and formed in its one side Multiple radial first protuberances projected upwards, with the face kissing with forming the first protuberance in the first rotation catching sheet Close;
In addition Chinese invention patent (CN202849974U) discloses a kind of SA levels rotation with absorbing impact force rotary body Elastic rotary body, the elastic rotary are arranged on rotatable anticollision barrier, including pipe support, the horizontal bar being connected with column, column Upper rail and bottom rail are set respectively above and below body, and upper rail is comprised at least in the higher level's horizontal bar and subordinate being arranged above and below Horizontal bar, the rotation supporting being set on column is provided between elastic rotary body lower end and bottom rail, rotation supporting is two panels.
Three kinds of above-mentioned guardrail structures are complex, in actual use, due to the limitation in structure, installation Waste time and energy, labor intensity is big, and operating efficiency is low, additionally due to elastic rotary body and rotation accept flat board between frictional force compared with Greatly, it is poor to absorb buffering collision of closed effect, i.e., can not absorb shock well, so as to which the generation of secondary traffic accident can not be avoided.
The content of the invention
The defects of in order to overcome prior art, it is an object of the invention to provide a kind of easy for installation, safe and reliable, energy Enough play the road traffic guardrail of good absorption impact.
A kind of road traffic guardrail be capable of snubber and hit, including pipe column, the bullet that is sheathed on pipe column Property rotary body, the upper rail being arranged above elastic rotary body and bottom rail below, it is set on pipe column and sets Rotation supporting between bottom rail and elastic rotary body, it is characterized in also including fastener, the fastener has two End and the connecting portion for connecting two ends, two ends force in upper rail or bottom rail respectively, connecting portion power transmission in Two ends so that upper rail or bottom rail stress move relative to pipe column, realize upper rail or bottom rail being fixed on circle On tube column.
It is of the invention further to improve, the fastener have a pedestal, opposite base movement the first threaded sleeve, Mobile or fixed second threaded sleeve of one opposite base and respectively with the first threaded sleeve, the second threaded sleeve coordinate two Individual screw rod, pedestal is in hollow form and at least one end open, pedestal are built-in with a bevel gear, and bevel gear offers rotating hole along center Corresponding with the through hole set on pedestal, bevel gear is fixed in pedestal by centring ring;Rack is provided with the inside of mobile sleeve pipe and is stretched into In pedestal, bevel gear and rack coordinate, and fastener is split type, can tightly enter screw rod by pipe column both sides during use, be easy to Installation needs.
Of the invention further to improve, the fastener is integrated screw-rod structure, and its both ends is provided with reverse thread each other, fastening The middle part of part has at least two relative stress surfaces, and fastener is directly arranged in pipe column, and both ends are spacing by nut, pull Hand is stretched into pipe column, is clamped the middle part of fastener, can be realized that both ends nut is tightened up after force.
Rotation of the invention further to improve, that the rotation supporting rotates with a fixed part and the portion of being relatively fixed Transfer part, fixed part are positioned on bottom rail, and rotating part carrying elastic rotary body is placed in above fixed part and free around pipe column Rotate.
Of the invention further to improve, the rotation supporting includes the flange of collet and cover plate, collet, flange successively by Under it is supreme be set on pipe column, offer annular groove along center on the collet, ball be equipped with along center on the flange Corresponding with annular groove, elastic rotary body is undertaken on the cover plate of flange, reduces the frictional force suffered by elastic rotary body bottom, elasticity rotation Swivel can realize free rotation.
Of the invention further to improve, the rotation supporting includes collet and the supporting plate with roller, collet and support Plate is set on pipe column from the bottom to top successively, and elastic rotary body is placed on supporting plate, can be realized under the drive of roller It is freely rotatable.
Further improvement of the invention, in addition to U-shaped connecting bracket, three faces of U-shaped connecting bracket offer through hole, upper horizontal stroke Two longitudinal holes that through hole is offered on column, bottom rail with U-shaped connecting bracket are corresponding, and wearing U-shaped by the first screw rod connects It is fixed after through hole on two longitudinal holes and upper rail or bottom rail of support;Through hole is opened up on pipe column branch is connected with U-shaped The cross through hole of frame is corresponding, is fixed after wearing pipe column through hole and the cross through hole of U-shaped connecting bracket by fastener.
Of the invention further to improve, described collet is annulus, and the external diameter of annulus is less than bullet more than the diameter of pipe column Property rotary body base diameter, gap is symmetrically offered on annulus, gap is engaged with the head of the first screw rod, annulus place Steadily, it is and spacing by the head of the first screw rod, it will not be rotated with elastic rotary body, ensure that the normal rotation of elastic rotary body Turn.
It is of the invention further to improve, cushion pad is provided between the U-shaped connecting bracket and upper rail or bottom rail, is fastened After part is worn, the screw head of its nut or screw rod is respectively positioned in U-shaped connecting bracket, and cushion pad is resisted against the screw head of nut or screw rod On, the nut of upper rail or bottom rail and fastener or the screw head hard contact of screw rod are on the one hand effectively prevented from, on the other hand It can play and hit rear horizontal bar buffering effect well.
Of the invention further to improve, the cushion pad is formed by elastomeric material or waterglass material or silica gel material system, its Size dimension and the size dimension of the U-shaped connecting bracket match, and the screw head width of thickness and nut or screw rod matches.
It is of the invention further to improve, in addition to sleeve pipe, the section of the cross sectional shape and upper rail or bottom rail of described sleeve pipe Shape is consistent, and the sectional dimension of sleeve pipe is slightly below or slightly larger than the sectional dimension of upper rail or bottom rail, and sleeve pipe passes through fastening Part is fixed on pipe column, and it is outer or interior that upper rail or bottom rail are socketed on sleeve pipe respectively.
Of the invention further to improve, the upper rail, the shape and structure of bottom rail are consistent, and two horizontal bars are bread pipe or side Shape pipe or D-shaped pipe or pipe, the first notch is offered on tube wall, is received in the first notch and forms the first stress platform, the first notch Width be highly engaged with nut, the width of the first stress platform is engaged with the width of nut;Corresponding sleeve pipe is bread Pipe or rectangular tube or D-shaped pipe or pipe, upper rail or bottom rail can be socketed in the outside of sleeve pipe.
Of the invention further to improve, the upper rail, the shape and structure of bottom rail are consistent, and two horizontal bars are bread pipe or square Pipe or D-shaped pipe or pipe, the second notch is offered on tube wall and its width is more than nut height;Corresponding sleeve pipe be bread pipe or Rectangular tube or D-shaped pipe or pipe, the 3rd notch is offered on tube wall, is received in the 3rd notch and forms the 3rd stress platform, the 3rd groove The width of mouth is highly engaged with nut, and the width of the 3rd stress platform is engaged with the width of nut, upper rail or bottom rail The inner side of sleeve pipe can be socketed in.
Of the invention further to improve, described pipe column is provided with end cap, and end cap lower end is provided with screw thread, corresponding pipe Screw thread is set in column, after fastener is fixed, end cap is screwed on, end cap fixation and without welding, be advantageous to prevent Intake in column, improve antiseptic property.
Of the invention further to improve, described pipe column is provided with end cap, and the lower central of end cap is provided with connecting rod, even The bottom both sides of extension bar are provided with barb, and the size of connecting rod is consistent with the size of rotating hole, and connecting rod is directly inserted to rotation Kong Zhong, by barb retention, end cap can not only be advantageous to prevent to intake in pipe column, improve with fixation and without welding Antiseptic property, and can prevent bevel gear from being rotated in the case of the stress of both ends with the bevel gear of clinch fastener.
Of the invention further to improve, the elastic rotary body is integral type or is split type, in the elastic rotary body Along the circumferential direction surface is provided with annular groove, and reflective tape is bonded in groove;Or have and elasticity rotation in the surface recombination of elastic rotary body The reflector layer of integrative-structure is turned, is advantageous to remind motor vehicle operators to pay attention to road conditions, ensures safe driving.
Of the invention further to improve, the pipe column includes the long column being arranged alternately and short column, long column difference Be connected with upper rail and bottom rail and extend downward into bottom rail installation landing portion formed below, the both ends of short column respectively with Upper rail is connected with bottom rail.
Of the invention further to improve, the installation landing portion of the long column is connected with base, mounting hole is all provided with base, So that the anticollision barrier of the present invention may be mounted on mattess.
Compared with prior art, advantage is:
1) structure of the invention is simple, and upper rail and bottom rail, the intensity of one side fastener are fixed using fastener Height, it ensure that the shock resistance of upper rail and bottom rail;When on the other hand installing, it is only necessary to by the company for forcing in fastener Socket part, it is possible to realize that upper rail and bottom rail move relative to pipe column, it is quick and easy for installation so as to fixed, greatly improve Efficiency, while reduce the use of screw rod, save production cost;
2) pipe column of the present invention is provided with end cap, and end cap need not be welded and fixed, and can be firm cover in pipe column Upper end, be advantageous to prevent to intake in pipe column column, improve the antiseptic property of fastener and pipe column, extend it Service life;
3) present invention is effectively guaranteed its using effect, is worked as car hit using the rotation supporting with location feature When hitting the elastic rotary body, the impact of automobile will be effectively absorbed and reduced by elastic rotary body, effectively prevent automobile Cross medium line and swarm into head-on opposite track and collide or fly out track, keep automobile in correct lanes;Meanwhile In the presence of automobile crash power, elastic rotary body is pivoted about with column, the gradual adjustment direction of steer motor, makes it Positioned at correct track, avoid occurring to collide again with the automobile on adjacent lane or roadside, mitigate the harm of accident significantly Degree, injures and deaths are reduced, reduce property loss;
4) present invention can not only be arranged at road center, road roadside, crossroad turning point, tunnel or underground roadways and enter Mouth, bridge pier, end of the bridge rail post, are also provided at the gateway of highway, and use range is wide, ensure the life security of people.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural representation for the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 2 is a kind of separation schematic diagram for the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 3 is another structural representation for the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 4 is another separation schematic diagram for the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 5 is another structural representation for the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 6 is another schematic diagram for the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 7 is a kind of fastener constructions schematic diagram for the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 8 is second of fastener constructions schematic diagram of the road traffic guardrail that the present invention is capable of snubber shock;
Fig. 9 is the third fastener constructions schematic diagram for the road traffic guardrail that the present invention is capable of snubber shock;
Figure 10 is a kind of structural representation of the rotation supporting for the road traffic guardrail that the present invention is capable of snubber shock Figure;
Figure 11 is that another structure of the rotation supporting for the road traffic guardrail that the present invention is capable of snubber shock is shown It is intended to;
Figure 12 is the connection signal of the end cap and pipe column for the road traffic guardrail that the present invention is capable of snubber shock Figure;
Figure 13 is a kind of structural representation of the end cap for the road traffic guardrail that the present invention is capable of snubber shock;
Figure 14 is the structural representation of the elastic rotary body for the road traffic guardrail that the present invention is capable of snubber shock;
Figure 15 is the band understructure schematic diagram for the road traffic guardrail that the present invention is capable of snubber shock.
Embodiment
Firstly, it is necessary to explanation, will be capable of snubber shock to illustrate the present invention by way of example below Concrete structure, feature and advantage of road traffic guardrail etc., but all descriptions are intended merely to what is illustrated, without that should incite somebody to action It is interpreted as forming any restrictions to the present invention.In addition, what is be described by or imply in each embodiment mentioned by this paper is any Single technical characteristic, or shown or implicit any single technical characteristic in the drawings, still can be special in these technologies Continue to be combined or delete between sign (or its equivalent), so as to obtain the sheet that may do not referred to directly herein More other embodiments of invention.In addition, for the sake of simplifying drawing, same or like parts and feature are same attached May be only at one or some places are indicated in figure.
Incorporated by reference to referring to figs. 1 to Figure 15, below just by the embodiment that provides come to the present invention can snubber hit Road traffic guardrail it is illustrative.
As illustrated, a kind of road traffic guardrail for being capable of snubber shock of the present invention, including pipe column 10, set Elastic rotary body 11 on pipe column, the upper rail 12 being arranged above elastic rotary body and bottom rail below 13rd, the rotation supporting 14 for being set on pipe column and being arranged on bottom rail between elastic rotary body, in addition to fastener 16, the fastener 16 has two ends and the connecting portion for connecting two ends, and two ends force in horizontal stroke respectively Column or bottom rail, connecting portion power transmission is in two ends so that and upper rail 12 or the stress of bottom rail 13 move relative to pipe column 10, Upper rail 12 or bottom rail 13 are fixed on pipe column 10 by realization.
In Fig. 7, Fig. 8, the fastener 16a can be first moved with a pedestal 161a, an opposite base The second threaded sleeve 163a that threaded sleeve 162a, opposite base are fixed and respectively with the first threaded sleeve, the second screw thread Two screw rod 164a that sleeve pipe coordinates, pedestal is in hollow form and at least one end open, pedestal are built-in with a bevel gear 165a, bores tooth It is corresponding with the through hole set on pedestal that wheel along center offers rotating hole 166a, and bevel gear passes through centring ring (not marked in figure) fixation In pedestal;Rack is provided with the inside of mobile sleeve pipe and is stretched into pedestal, bevel gear coordinates with rack.
Substitute, the fastener 16b can also be the first screw thread moved with a pedestal 161b, an opposite base Sleeve pipe 162b, the second threaded sleeve 163b of opposite base movement and respectively with the first threaded sleeve, the second threaded sleeve The two screw rod 164b coordinated, pedestal is in hollow form and at least one end open, pedestal are built-in with a bevel gear 165b, bevel gear edge It is corresponding with the through hole set on pedestal that center offers rotating hole 166b, and bevel gear is fixed on base by centring ring (not marked in figure) In seat;Rack is provided with the inside of mobile sleeve pipe and is stretched into pedestal, bevel gear coordinates with rack.
Fastener 16a, 16b of two kinds of above-mentioned structures can tightly be entered to be split type, during use by the both sides of pipe column 10 Screw rod, it is easily installed needs.
As shown in figure 9, the fastener 16c can also be integrated screw-rod structure, its both ends is provided with reverse thread each other 161c, the middle part of fastener have at least two relative stress surface 162c, and fastener is directly arranged in pipe column 10, and two End is spacing by nut 163c, and spanner is stretched into pipe column, clamps the middle part of fastener, can realize that both ends nut is received after force Tightly.
In order to reduce the frictional force suffered by the bottom of elastic rotary body 11, elastic rotary body 11 can realize free rotation, The rotation supporting 14 has a fixed part and the rotating part of the portion's of being relatively fixed rotation, and fixed part is positioned at bottom rail On 13, rotating part carrying elastic rotary body 11 is placed in above fixed part and freely rotated around pipe column 10.
As shown in Figure 10, Figure 11, the rotation supporting 14 can use following structure:1) the rotation supporting 14a Include collet 141a and cover plate 143a flange 142a, collet, flange are set on pipe column 10 from the bottom to top successively, institute State and offer annular groove along center on collet, be equipped with that ball is corresponding with annular groove, and elastic rotary body 11 is held on the flange along center It is connected on the cover plate 143a of flange:2) the rotation supporting 14b includes collet 141b and the supporting plate 142b with roller, bottom Support and supporting plate are set on pipe column 10 from the bottom to top successively, and elastic rotary body 11 is placed on supporting plate 142b.
From fig. 6 it can be seen that the guardrail also includes U-shaped connecting bracket 15, three faces of U-shaped connecting bracket 15 offer Through hole, it is corresponding with two longitudinal holes of U-shaped connecting bracket 15 to offer through hole on upper rail 12, bottom rail 13, passes through first Screw rod 17 is fixed after wearing the through hole on two longitudinal holes and upper rail 12 or bottom rail 13 of U-shaped connecting bracket;Pipe column The cross through hole that through hole is opened up on 10 with U-shaped connecting bracket is corresponding, wears the through hole of pipe column 10 by fastener 16 and U-shaped connects Fixed after connecing the cross through hole of support 15.
On the basis of said structure, collet 141a, 141b with reference to described in Fig. 6, Figure 10, Figure 11 are annulus, annulus External diameter is more than base diameter of the diameter less than elastic rotary body 11 of pipe column 10, and gap is symmetrically offered on annulus 1411a, 1411b, gap are engaged with the head of the first screw rod 17, and annulus is placed steadily, and spacing by the head of the first screw rod, It will not be rotated with elastic rotary body 11, ensure that the normal rotation of elastic rotary body.
In figure 6, on the one hand in order to be effectively prevented from the nut 163c of upper rail 12 or bottom rail 13 and fastener 16 or Screw rod 164a, 164b screw head hard contact, rear horizontal bar buffering effect, the U are on the other hand hit well in order to play Cushion pad 18 is provided between shape connecting bracket 15 and upper rail 12 or bottom rail 13, after fastener is worn, its nut or screw rod Screw head be respectively positioned in U-shaped connecting bracket 15, cushion pad is resisted against in the screw head of nut or screw rod.
Further, the cushion pad 18 is formed by elastomeric material or waterglass material or silica gel material system, its size chi The very little size dimension with the U-shaped connecting bracket 15 matches, thickness and nut 163c or screw rod 164a, 164b screw head width Match.
As can be seen that the guardrail also includes sleeve pipe 19, the cross sectional shape and upper rail of described sleeve pipe 19 in from Fig. 1 to Fig. 4 12 or bottom rail 13 cross sectional shape it is consistent, the sectional dimension of sleeve pipe is slightly below or slightly larger than upper rail 12 or bottom rail 13 Sectional dimension, sleeve pipe are fixed on pipe column 10 by fastener 16, and upper rail 12 or bottom rail 13 are socketed on sleeve pipe respectively 19 is outer or interior.
Therefore, as shown in Fig. 2 the upper rail 12a, bottom rail 13a shape and structure are consistent, two horizontal bars are bread pipe Or rectangular tube or D-shaped pipe or pipe, first notch 121a, 131a is offered on tube wall and substituted for through hole, shape is received in the first notch Into the first stress platform 122a, the width of the first notch is highly engaged with nut 163c, the width and spiral shell of the first stress platform Cap 163c width is engaged;Corresponding sleeve pipe 19a is bread pipe or rectangular tube or D-shaped pipe or pipe, upper rail or bottom rail The outside of sleeve pipe can be socketed in.
As shown in figure 4, it is also possible that the upper rail 12b, bottom rail 13b shape and structure are consistent, two horizontal bars are bread Pipe or rectangular tube or D-shaped pipe or pipe, offer second notch 121b, 131b on tube wall and its width to be more than nut 163c high Degree;Corresponding sleeve pipe 19b is bread pipe or rectangular tube or D-shaped pipe or pipe, and the 3rd notch 191b, the 3rd groove are offered on tube wall Intraoral receive forms the 3rd stress platform 192b, and the width of the 3rd notch is highly engaged with nut 163c, the 3rd stress platform Width is engaged with nut 163c width, and upper rail or bottom rail can be socketed in sleeve pipe 19b inner side.
In addition, with reference to Figure 12, described pipe column 10a is provided with end cap 101a, and end cap lower end is provided with screw thread, corresponding Set screw thread in pipe column, after fastener 16 is fixed, end cap screwed on, end cap fixation and without welding, favorably In preventing from intaking in pipe column, antiseptic property is improved.
In Fig. 2, Fig. 4, Fig. 6 and Figure 13, under above-mentioned fastener 16a, 16b structure, bevel gear 165a, 165b are two It can be rotated in the case of the stress of end, for the bevel gear of clinch fastener, described pipe column 10b is provided with end cap 101b, the lower central of end cap are provided with connecting rod 102b, and the bottom both sides of connecting rod are provided with barb 103b, the size of connecting rod with Rotating hole 166a, 166b size are consistent, and connecting rod is directly inserted into rotating hole, by barb retention.
For the needs of manufacture, in Fig. 1 and Figure 14, the elastic rotary body 11 can be integral type or be it is split type, Annular groove is provided with the along the circumferential direction surface of the elastic rotary body 11, reflective tape 110 is bonded in groove;Or in elastic rotary The surface recombination of body has the reflector layer with elastic rotary body integrative-structure, is advantageous to remind motor vehicle operators to pay attention to road conditions, ensures Safe driving.
As shown in Fig. 1 and Figure 15, under the requirement for meeting intensity, long column that the pipe column 10 can be arranged alternately 100a and short column 100b, long column are connected with upper rail 12 and bottom rail 13 and extended downward into square under bottom rail respectively Into installation landing portion, the both ends of short column are connected with upper rail 12 and bottom rail 13 respectively.
In order to strengthen the applicability of guardrail of the present invention, the installation landing portion of the long column 100a is connected with base 20, Mounting hole is all provided with base so that anticollision barrier of the invention may be mounted on mattess, can also be by fot screw Mounting hole is arranged in be embedded in concrete.
Only elaborate the road traffic guardrail for being capable of snubber shock of the present invention by way of example above, these Individual example is only used for the principle and embodiments thereof of the explanation present invention, rather than limitation of the present invention, is not departing from the present invention's In the case of spirit and scope, those skilled in the art can also make various modifications and improvement.Therefore, all equivalent technologies Scheme all should belong to scope of the invention and every claim by the present invention is limited.

Claims (15)

1. a kind of road traffic guardrail be capable of snubber and hit, including pipe column (10), be sheathed on pipe column Elastic rotary body (11), the upper rail (12) being arranged above elastic rotary body and bottom rail (13) below, it is set in circle On tube column and the rotation supporting (14) that is arranged between bottom rail and elastic rotary body, it is characterised in that also include fastening Part, the fastener (16a, 16b) have the first threaded sleeve that a pedestal (161a, 161b), an opposite base move Mobile or fixed second threaded sleeve (163a, 163b) of (162a, 162b), an opposite base and respectively with the first thread bush Two screw rods (164a, 164b) that pipe, the second threaded sleeve coordinate, pedestal is in hollow form and at least one end open, built in pedestal There is a bevel gear (165a, 165b), bevel gear offers rotating hole (166a, 166b) and the through hole pair set on pedestal along center Should, bevel gear is fixed in pedestal by centring ring;Rack is provided with the inside of mobile sleeve pipe and is stretched into pedestal, bevel gear and rack Coordinate;Described pipe column (10b) is provided with end cap (101b), and the lower central of end cap is provided with connecting rod (102b), connection The bottom both sides of bar are provided with barb (103b), and the size of connecting rod is consistent with the size of rotating hole (166a, 166b), connecting rod Directly inserting is into rotating hole, by barb retention.
2. the road traffic guardrail according to claim 1 for being capable of snubber shock, it is characterised in that the rotation is held Fitting (14) has a fixed part and the rotating part of the portion's of being relatively fixed rotation, and fixed part is positioned on bottom rail (13), Rotating part carrying elastic rotary body is placed in above fixed part and freely rotated around pipe column (10).
3. the road traffic guardrail according to claim 2 for being capable of snubber shock, it is characterised in that the rotation is held Fitting (14a) includes the flange (142a) of collet (141a) and cover plate (143a), and collet, flange are set in from the bottom to top successively On pipe column (10), annular groove is offered along center on the collet, ball and annular groove pair are equipped with along center on the flange Should, elastic rotary body (11) is undertaken on the cover plate (143a) of flange.
4. the road traffic guardrail according to claim 2 for being capable of snubber shock, it is characterised in that the rotation is held Fitting (14b) includes collet (141b) and the supporting plate (142b) with roller, and collet and supporting plate are arranged from the bottom to top successively On pipe column (10), elastic rotary body (11) is placed on supporting plate (142b).
5. the road traffic guardrail for being capable of snubber shock according to claim 3 or 4, it is characterised in that also including U Shape connecting bracket (15), three faces of U-shaped connecting bracket (15) offer through hole, and upper rail (12), bottom rail are opened on (13) It is corresponding with two longitudinal holes of U-shaped connecting bracket (15) provided with through hole, wear the two of U-shaped connecting bracket by the first screw rod (17) It is fixed after through hole on longitudinal hole and upper rail (12) or bottom rail (13);Through hole is opened up on pipe column (10) with U-shaped to connect It is corresponding to connect the cross through hole of support, pipe column (10) through hole and the horizontal stroke of U-shaped connecting bracket (15) are worn by fastener (16) It is fixed after to through hole.
6. the road traffic guardrail according to claim 5 for being capable of snubber shock, it is characterised in that described collet (141a, 141b) is annulus, and the external diameter of annulus is straight less than the bottom of elastic rotary body (11) more than the diameter of pipe column (10) Footpath, symmetrically offers gap (1411a, 1411b) on annulus, and gap is engaged with the head of the first screw rod (17).
7. the road traffic guardrail according to claim 5 for being capable of snubber shock, it is characterised in that the U-shaped connects Connect and cushion pad (18) is provided between support (15) and upper rail (12) or bottom rail (13), after fastener (16) is worn, its spiral shell The screw head of cap (163c) or screw rod (164a, 164b) is respectively positioned in U-shaped connecting bracket (15), and cushion pad is resisted against nut or screw rod Screw head on.
8. the road traffic guardrail according to claim 7 for being capable of snubber shock, it is characterised in that the cushion pad (18) formed by elastomeric material or waterglass material or silica gel material system, its size dimension and the U-shaped connecting bracket (15) Size dimension matches, and the screw head width of thickness and nut (163c) or screw rod (164a, 164b) matches.
9. the road traffic guardrail according to claim 1 for being capable of snubber shock, it is characterised in that also including sleeve pipe (19), the cross sectional shape of described sleeve pipe (19) is consistent with the cross sectional shape of upper rail (12) or bottom rail (13), and sleeve pipe is cut Face is dimensioned slightly smaller than or the sectional dimension slightly larger than upper rail (12) or bottom rail (13), sleeve pipe are fixed on by fastener (16) On pipe column (10), it is outside or interior that upper rail (12) or bottom rail (13) are socketed on sleeve pipe (19) respectively.
10. the road traffic guardrail according to claim 9 for being capable of snubber shock, it is characterised in that the upper horizontal stroke Column (12a), the shape and structure of bottom rail (13a) are consistent, and two horizontal bars are bread pipe or rectangular tube or D-shaped pipe or pipe, tube wall On offer the first notch (121a, 131a) and substituted for through hole, received in the first notch and form the first stress platform (122a), first The width of notch is highly engaged with nut (163c), and the width of the first stress platform is engaged with the width of nut (163c); Corresponding sleeve pipe (19a) is bread pipe or rectangular tube or D-shaped pipe or pipe, and upper rail or bottom rail are socketed in sleeve pipe (19a) Outside.
11. the road traffic guardrail according to claim 9 for being capable of snubber shock, it is characterised in that the upper horizontal stroke Column (12b), the shape and structure of bottom rail (13b) are consistent, and two horizontal bars are bread pipe or rectangular tube or D-shaped pipe or pipe, on tube wall Offer the second notch (121b, 131b) and its width is more than nut (163c) height;Corresponding sleeve pipe (19b) be bread pipe or Rectangular tube or D-shaped pipe or pipe, the 3rd notch (191b) is offered on tube wall, is received in the 3rd notch and forms the 3rd stress platform (192b), the width of the 3rd notch are highly engaged with nut (163c), width and the nut (163c) of the 3rd stress platform Width is engaged, and upper rail or bottom rail are socketed in sleeve pipe (19b) inner side.
12. the road traffic guardrail according to claim 1 for being capable of snubber shock, it is characterised in that described circle Tube column (10a) is provided with end cap (101a), and end cap lower end is provided with screw thread, screw thread is set in corresponding pipe column (10a).
13. the road traffic guardrail according to claim 1 for being capable of snubber shock, it is characterised in that the elasticity Rotary body (11) is integral type or is split type, and annular groove is provided with the along the circumferential direction surface of the elastic rotary body (11), Bonding reflective tape (110) in groove;Or there is reflector layer with elastic rotary body integrative-structure in the surface recombination of elastic rotary body.
14. the road traffic guardrail according to claim 1 for being capable of snubber shock, it is characterised in that the pipe The long column (100a) and short column (100b) that column (10) can be arranged alternately, long column respectively with upper rail (12) and lower horizontal stroke Column (13) is connected and extends downward into bottom rail installation landing portion formed below, the both ends of short column respectively with upper rail (12) It is connected with bottom rail (13).
15. the road traffic guardrail according to claim 14 for being capable of snubber shock, it is characterised in that the length is stood The installation landing portion of post (100a) is connected with base (20), and mounting hole is all provided with base.
CN201610384329.1A 2016-05-30 2016-05-30 A kind of road traffic guardrail for being capable of snubber shock Active CN106012913B (en)

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CN107476218B (en) * 2017-08-25 2023-04-07 南京钜砼建筑工业技术研究所有限公司 Photovoltaic power generation highway isolation buffer anti-collision prefabricated pier column and manufacturing method thereof
CN107604847A (en) * 2017-09-13 2018-01-19 沈阳建筑大学 Anti-collision guard rail for highways
CN107905153B (en) * 2017-12-28 2023-08-25 浙江弘力新材料有限公司 Formula and manufacturing technology of rotary guardrail and rubber air spring body applied to rotary guardrail
CN109295896B (en) * 2018-11-27 2023-08-18 成都工业学院 Road anti-collision device for highway junction
CN110670512B (en) * 2019-09-10 2021-03-16 武汉科技大学 Shrink rotation type buffer and guardrail
CN112843744B (en) * 2020-12-23 2022-05-20 芜湖市宝艺游乐科技设备有限公司 Equipment is experienced in amusement park cycle racing

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Denomination of invention: Road traffic guardrail capable of buffering and absorbing impact

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Denomination of invention: A road traffic barrier that can buffer and absorb impacts

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