CN207193832U - One kind is exempted to install Quick Release road guard - Google Patents

Abstract

Exempt from that Quick Release road guard is installed the utility model discloses one kind, belong to Road traffic devices technical field.It includes some assembly units, two adjacent assembly units are connected integral by bearing pin, assembly unit includes elastic rotary body and guard rail body, guard rail body includes symmetrically arranged arc plate, guard rail body is in "Ji" type, tubular supporting piece is arranged at intervals with guard rail body, elastic rotary body combines tubular supporting piece in a rotatable manner, tubular supporting piece upper water level land is provided with horizontal bar, guard rail body and horizontal bar are provided at both ends with connecting pin bores, and bearing pin is plugged in connecting pin bores and connects adjacent guard rail body and horizontal bar.The utility model can apparatus with shock absorbing well, to vehicle play a part of buffering, stably, guiding, prevent vehicles traverse guardrail from being collided with opposite vehicle, reduce collision reaction risk, and it need not be fixed in the Central Line or road roadside of road, a part or whole part therein can be dismantled at any time to remove, and repair or widen offer facility to road.

Description

One kind is exempted to install Quick Release road guard

Technical field

The utility model belongs to Road traffic devices technical field, exempts to install Quick Release road more specifically to one kind Guardrail.

Background technology

With the continuous social and economic development and people's living standards continue to improve, the trip of people is more and more convenient, Many families have private car.But increasing for private car, not only give the road is clear to bring severe pressure, simultaneously because Private car increases, and the incidence of traffic accident is also on the increase, and especially on downtown roads or highway, vehicle holds very much Traffic accident easily occurs, so as to swarm into neighbouring track or reverse track, it is easy to cause secondary injury.At present, in the road On heart line or road side is provided with isolation guardrail, is divided into burial that is fixed and being buried at road axis or road side Formula, wherein fixed isolation guardrail includes being arranged on the concret block of on road axis or road side, by by block One by one connection then with bolt by they be fixed on road axis or road side and be configured to it is fixed every Whether fixed or buried type from guardrail, agent structure rigidity is too strong, causes occupant's injures and deaths larger.

In order to solve above-mentioned technical problem, found through retrieval, such as：It is entitled：A kind of anti-collision guard rail for highways (Application No. 201620912348.2, date of publication are on March 15th, 2017), still, the anticollision barrier can not be absorbed from car The shock of collision, and swarms into neighbouring track simply against vehicle, or prevents vehicle from leaving the road, therefore, from vehicle The shock totally tansitive of collision also results in the damage to vehicle to vehicle in addition to injured or death is caused；It is entitled：One Kind be capable of snubber hit road traffic guardrail (Application No. 201610384329.1, date of publication are October 12 in 2016 Day), it is entitled：(Application No. 201080000561.1, date of publication are in July, 2013 to a kind of shock-absorbing installation for roadway 24 days), it is entitled：(Application No. 200880001200.1, date of publication are 2011 6 to a kind of impact absorbing barrier assembly Months 22 days), above-mentioned guardrail or facility or component are arranged at the Central Line or road roadside of road, i.e., turning point, end, bridge pier, Freeway toll station, tunnel and underground roadways entrance, revetment, the descending section etc. of crankcase ventilaton, need to be from the collision of vehicle The place of human life and facility is protected, is absorbed when being collided with vehicle and disperses to impact caused by it.

But because they are the Central Lines or road roadside of fixing or be embedded in road, when road surface needs to repair or widen Lu Shi, these fixed facilities can only remove, and waste is more serious, in addition, in high speed or urban express way, these Fixed facility is unfavorable for the switching of two-way lane, easily causes traffic jam, if unfixed or pre-buried, vehicle is direct Hit guardrail and guardrail can be crossed, so as to which vehicles traverse guardrail collides with opposite vehicle, be easy to cause secondary injury.

Utility model content

1. to solve the problems, such as

Rigidly big for existing isolation guardrail, collision rift is easy to cause occupant's injures and deaths, and fixed isolation Guardrail is not easy to the problems such as road maintenance, and the utility model provides one kind and exempts to install Quick Release road guard, carried by vehicle Lotus impact in the case of, can good absorption impact energy, to vehicle play a part of buffering, stably, guiding, reduce collision reaction Risk, avoid in vehicle collisions and break away, overturn, effectively increase the security of occupant；Meanwhile hit absorb every It need not be fixed in the Central Line or road roadside of road from component, a part or whole part therein can be dismantled at any time and removed, to road Road is repaired or widens offer facility, also beneficial to the switching of two-way lane, can effectively alleviate traffic jam pressure.

2. technical scheme

In order to solve the above problems, technical scheme is as follows used by the utility model：

One kind of the present utility model is exempted to install Quick Release road guard, is arranged at the Central Line or road roadside of road, if including Dry assembly unit, adjacent two assembly units are connected by bearing pin, and the assembly unit includes elastic rotary body and prevented Guardrail body, guard rail body include symmetrically arranged arc plate, and guard rail body is in "Ji" type, is spaced on guard rail body Tubular supporting piece is provided with, elastic rotary body combines tubular supporting piece, tubular supporting piece upper water level land peace in a rotatable manner Equipped with horizontal bar, guard rail body and horizontal bar are provided at both ends with connecting pin bores, and bearing pin is plugged in connecting pin bores will be adjacent anti- Guardrail body and horizontal bar connect.

As further improvement of the utility model, the guard rail body bottom portion is provided with roller, on guard rail body Provided with least two vertical screwed holes, roller is fixed in screwed hole by support, during installation, by raising support so that rolling The lower surface of wheel does not stress higher than plane where guard rail body lower end, roller, reduces the damage to screw thread, in use, passing through Lower support so that the lower surface of roller is less than plane where guard rail body lower end, you can props up whole assembly unit, just In movement.

As further improvement of the utility model, the arc plate is made by steel plate, overall with guard rail body Welding, the arc radius of arc plate is 300~700mm, and the small volume of guard rail body, floor space is small, using installation more It is convenient.

As further improvement of the utility model, the elastic rotary body includes cylinder and rotational support pipe, the post Body has the through hole of portion to bottom insertion cylinder from it, and rotational support pipe has the tubulose of the periphery corresponding to tubular supporting piece Construct and insert in the through hole of cylinder, elastic rotary body is integrally made using elastomeric material, one side and tubular supporting piece The rigid insufficient strength of contact portion, easily increase the frictional force between tubular supporting piece, on the other hand due to elastic rotary The elastic deformation of body, is tightly coated on tubular supporting piece, can not be rotated due to the presence of deformation, does not reach absorption impact With the effect of guiding, rotational support pipe enhances the intensity of elastic rotary body, and realization rotates freely.

As further improvement of the utility model, the elastic rotary body ethane-acetic acid ethyenyl ester (EVA) and flexibility One kind in polyurethane is made, EVA or flexible polyurethane it is elastic splendid, and do not allow it is easily rupturable, it is good in outdoor ageing resistace, Stand and expose to the weather, service life length.

As further improvement of the utility model, the assembly unit also includes being set on tubular supporting piece and setting Rotation supporting between guard rail body and elastic rotary body, the friction for reducing guard rail body and elastic rotary body are made With contributing to elastic rotary body normally to rotate guiding vehicle and return correct car.

As further improvement of the utility model, the rotation supporting includes two panels turning circle, and two turning circles are mutual Rotatably, by setting two panels turning circle, last time turn-takes to be contacted with elastic rotary body, lower turning circle and guard rail body contacts, The frictional force that last time turn-takes between lower turning circle is smaller, ensures freely rotating for elastic rotary body.

As further improvement of the utility model, the elastic rotary body is integral type or is split-type structural, in bullet Property rotary body along the circumferential direction surface be provided with annular groove, bonding reflective tape in groove；Or the surface recombination in elastic rotary body There is the reflector layer with elastic rotary body integrative-structure, be advantageous to remind vehicle driver to pay attention to road conditions, ensure safe driving.

As further improvement of the utility model, through hole is provided with constant being spaced apart on the arc plate, having should The guard rail body of arc plate is located at the head and the tail of barrier assembly, and foundation bolt is fixed through through hole with ground, and interlude is not consolidated It is fixed, bearing pin connection component unit is passed sequentially through, on the one hand increases the intensity of barrier assembly, on the other hand can dismantle the group of centre Part unit, realize the traffic diverging of road.

As further improvement of the utility model, the inner side of the guard rail body is provided with connecting plate and U-shaped reinforcing plate, U-shaped reinforcing plate is welded on the middle part of guard rail body, and connecting plate is welded on the arc plate of both sides and with being put down where arc plate bottom Face flushes, and further enhances the intensity of guard rail body, ensure that the effect safe to use of barrier assembly.

As further improvement of the utility model, the upper end of the tubular supporting piece is internally provided with fixed seat, fixed Seat is in the form of annular discs, offers fixing hole thereon, and it is corresponding with fixing hole to offer through hole on horizontal bar, and horizontal bar is passed through by sunk screw to be led to Hole is fixed in fixed seat.

3. beneficial effect

Compared to prior art, the beneficial effects of the utility model are：

(1) of the present utility model to exempt to install Quick Release road guard, each assembly unit is interconnected to form an entirety, protects Column body is in "Ji" type structure, and when Vehicular impact, the wheel of vehicle will push down arc plate, by the connection of arc plate itself System and the frictional force on the weight of vehicle increase guard rail and ground, in the case where being impacted by car load, elastic rotary Body can apparatus with shock absorbing well, vehicle is played a part of buffering, stably, guiding, prevent vehicles traverse guardrail with it is right Face vehicle collides, and reduces collision reaction risk, avoids in vehicle collisions and breaks away, overturns, effectively increases in-car The security of personnel；Meanwhile impact absorbing barrier assembly need not be fixed in the Central Line or road roadside of road, can tear open at any time Unload a part or whole part therein to remove, repaired to road or offer facility is provided, can be effective also beneficial to the switching of two-way lane Alleviation traffic jam pressure；

(2) it is of the present utility model to exempt from that Quick Release road guard is installed, by setting roller, installation in guard rail body bottom portion When, by raising support so that the lower surface of roller does not stress higher than plane where guard rail body lower end, roller, reduction pair The damage of screw thread, in use, by lowering support so that the lower surface of roller is less than plane where guard rail body lower end, i.e., Whole assembly unit can be propped up, it is easy to remove, built in roller, adapt to hot and harsh climate；

(3) it is of the present utility model to exempt from that Quick Release road guard, wherein arc plate and guard rail body integral solder, circular arc are installed The arc radius of plate is 300~700mm, and the small volume of guard rail body, floor space is small, in light weight, more square using installing Just；

(4) of the present utility model to exempt to install Quick Release road guard, wherein elastic rotary body includes cylinder and rotational support pipe, Rotational support pipe insertion cylinder through hole in, elastic rotary body is integrally made using elastomeric material, on the one hand with tubulose branch The rigid insufficient strength of support member contact portion, easily increase the frictional force between tubular supporting piece, on the other hand due to elasticity The elastic deformation of rotary body, is tightly coated on tubular supporting piece, can not be rotated due to the presence of deformation, does not reach absorption and hits The effect of power and guiding is hit, rotational support pipe enhances the intensity of elastic rotary body, and realization rotates freely；

(5) it is of the present utility model to exempt to install Quick Release road guard, elastic rotary body with ethane-acetic acid ethyenyl ester (EVA) and One kind in flexible polyurethane is made, EVA or flexible polyurethane it is elastic splendid, and do not allow it is easily rupturable, in outdoor ageing resistance Can be good, stand and expose to the weather, service life length；

(6) of the present utility model to exempt to install Quick Release road guard, wherein assembly unit also includes rotation supporting, elasticity rotation Turn to carry and be undertaken on rotation supporting, reduce the rubbing action of guard rail body and elastic rotary body, contribute to elastic rotary body Normal rotation guiding vehicle returns correct car；

(7) of the present utility model to exempt to install Quick Release road guard, along the circumferential direction surface is bonded reflective tape to elastic rotary body； Or have reflector layer in the surface recombination of elastic rotary body, be advantageous to remind vehicle driver to pay attention to road conditions, ensure safe driving；

(8) the utility model is simple in construction, reasonable in design, easily fabricated.

Brief description of the drawings

The technical solution of the utility model is described in further detail below with reference to drawings and examples, still It should be known that these accompanying drawings only design for task of explanation, therefore not as the restriction of the scope of the utility model.In addition, Unless otherwise indicated, these accompanying drawings are meant only to conceptually illustrate structure construction described herein, without to carry out to scale Draw.

Fig. 1 is that the utility model exempts to install the structural representation of Quick Release road guard；

Fig. 2 is that the utility model exempts to install the assembly unit front view of Quick Release road guard；

Fig. 3 is Fig. 2 A portions enlarged drawing；

Fig. 4 is that the utility model exempts to install the assembly unit side view of Quick Release road guard；

Fig. 5 is that the utility model exempts to install the assembly unit top view of Quick Release road guard；

Fig. 6 is that the utility model exempts to install the assembly unit upward view of Quick Release road guard；

Fig. 7 is that the utility model exempts to install the profile of the elastic rotary body of Quick Release road guard；

Fig. 8 is that the utility model exempts to install the part-structure view of Quick Release road guard.

In figure：100th, assembly unit；101st, guard rail body；102nd, elastic rotary body；1021st, cylinder；1022nd, branch is rotated Stay tube；103rd, horizontal bar；104th, tubular supporting piece；105th, roller；106th, connecting plate；107th, U-shaped reinforcing plate；108th, arc plate； 109th, rotary support member；110th, support；111st, sunk screw；112nd, fixed seat；200th, bearing pin.

Embodiment

Accompanying drawing hereafter with reference to the detailed description of exemplary embodiment of the present utility model, the accompanying drawing forms the one of description Part, show the enforceable exemplary embodiment of the utility model as example in the figure.Although these exemplary realities Apply example to be described in sufficient detail to enable those skilled in the art to implement the utility model, it is to be understood that it can be realized His embodiment and can various changes can be made to the utility model in the case where not departing from spirit and scope of the present utility model.Hereafter Required the scope of the utility model is not limited to the more detailed description of embodiment of the present utility model, and only It is of the present utility model to propose to perform in order to be illustrated and not limit the characteristics of to the utility model and the description of feature Best mode, and be sufficient so that those skilled in the art and can implement the utility model.Therefore, the scope of the utility model only by Appended claims limit.

Hereafter detailed description of the present utility model and example embodiment can be more fully understood with reference to accompanying drawing, wherein this reality Identified with new element and feature by reference.

Embodiment 1

As shown in Figures 1 to 7, one kind of the present utility model is exempted to install Quick Release road guard, is arranged at the Central Line of road Or road roadside, including some assembly units 100, adjacent two assembly units 100 are connected by bearing pin 200, component list Member 100 includes elastic rotary body 102 and guard rail body 101, and guard rail body 101 includes symmetrically arranged arc plate 108, Guard rail body 101 is in "Ji" type, and tubular supporting piece 104, elastic rotary body 102 are arranged at intervals with guard rail body 101 Tubular supporting piece 104 is combined in a rotatable manner, and the upper water level land of tubular supporting piece 104 is provided with horizontal bar 103, guard rail body 101 and horizontal bar 103 be provided at both ends with connecting pin bores, bearing pin 200 is plugged in adjacent guard rail body 101 in connecting pin bores Connected with horizontal bar 103.

Before the utility model is not applied, inventor is fully understood by the technology development of the art, and the skill occurred Art problem is not solved, and isolation is protected according to the buried type for being buried at road axis or road side, although coming from car Hitting for collision by protection separate absorption and can dissipate to reduce the scale of accident and reduce injures and deaths, but they are integrally fixed at The Central Line or road roadside of road, when road surface needs repairing or widening road, these fixed facilities can only remove, wave Take it is more serious, in addition, at a high speed or urban express way on, these fixed facilities are unfavorable for the switching of two-way lane, Easily cause traffic jam.

And each assembly unit 100 of the present utility model is interconnected to form an entirety, as shown in figure 4, guard rail body 101 be in "Ji" type structure, and when Vehicular impact, the wheel of vehicle will push down arc plate, by the connection system of arc plate itself The weight of system and vehicle increase guard rail and the frictional force on ground, in the case where being impacted by car load, elastic rotary body 102 can apparatus with shock absorbing well, vehicle is played a part of buffering, stably, guiding, reduce collision reaction risk, keep away Exempt to break away in vehicle collisions, overturned, effectively increased the security of occupant；Meanwhile impact absorbing barrier assembly It need not be fixed in the Central Line or road roadside of road, a part or whole part therein can be dismantled at any time and removed, be repaired to road Or offer facility is provided, also beneficial to the switching of two-way lane, it can effectively alleviate traffic jam pressure.

In Fig. 2, Fig. 3, Fig. 4 and Fig. 6, the bottom of guard rail body 101 is provided with roller 105, is set on guard rail body 101 There are at least two vertical screwed holes, roller 105 is fixed in screwed hole by support 110, during installation, by raising support 110, So that the lower surface of roller 105 does not stress higher than plane where the lower end of guard rail body 101, roller 105, reduce the damage to screw thread Wound, in use, by lowering support 110 so that the lower surface of roller 105 is less than plane where the lower end of guard rail body 101, i.e., Whole assembly unit 100 can be propped up, it is easy to remove.

Because arc plate 108 needs the weight of vehicle, including car, truck or other vehicles, therefore arc plate 108 are made by steel plate, and with the integral solder of guard rail body 101, the arc radius of arc plate 108 is according to different road conditions Selected, arc radius can be distributed between 300~700mm, the most frequently used for 300mm, 400mm, 500mm, 600 mm And 700mm, even if selection arc radius be 700mm, the actual use occupation of land width of guard rail body 101 is 300mm, floor space It is small, it is more convenient using installing.

In the technical problem that the utility model solves, technical scheme therein includes head and the tail and fixed, middle moveable Structure, therefore, through hole is provided with constant being spaced apart on arc plate 108, the guard rail body 101 with the arc plate 108 In the head and the tail of barrier assembly, foundation bolt is fixed through through hole with ground, and interlude is not fixed, and is passed sequentially through bearing pin 200 and is connected Connected components unit 100, on the one hand increase the intensity of barrier assembly, on the other hand can dismantle the assembly unit 100 of centre, realize The traffic diverging of road.

In order to strengthen the intensity of the guard rail body 101 of "Ji" type, the effect safe to use of barrier assembly is ensure that, is prevented The inner side of guardrail body 101 is provided with connecting plate 106 and U-shaped reinforcing plate 107, and U-shaped reinforcing plate 107 is welded on guard rail body 101 Middle part, connecting plate 106 be welded on both sides arc plate 108 and with the bottom of arc plate 108 where planes align.

Embodiment 2

As shown in fig. 7, elastic rotary body 102 is one of important component of the present utility model.Elastic rotary body 102 includes post Body 1021 and rotational support pipe 1022, cylinder 1021 have the through hole of portion to bottom insertion cylinder 1021 from it, rotational support Pipe 1022 has the tubular structure corresponding to the periphery of tubular supporting piece 104 and inserted in the through hole of cylinder 1021.

Elastic rotary body 102 is overall to be made using elastomeric material, on the one hand with the contact portion of tubular supporting piece 104 Rigid insufficient strength, easily increase the frictional force between tubular supporting piece 104, on the other hand due to elastic rotary body 102 Elastic deformation, tightly it is coated on tubular supporting piece 104, can not be rotated due to the presence of deformation, does not reach absorption impact With the effect of guiding, rotational support pipe enhances the intensity of elastic rotary body 102, and realization rotates freely.

In barrier assembly of the present utility model, elastic rotary body 102 is gathered with ethane-acetic acid ethyenyl ester (EVA) and flexibility One kind in urethane is made, EVA or flexible polyurethane it is elastic splendid, and do not allow easily rupturable, warp good in outdoor ageing resistace It must rise and expose to the weather, service life length.

Embodiment 3

In FIG. 4 it is seen that assembly unit 100 also includes being set on tubular supporting piece 104 and being arranged on guard rail Rotation supporting 109 between body 101 and elastic rotary body 102, reduce guard rail body 101 and elastic rotary body 102 Rubbing action, contributing to elastic rotary body 102, normally rotation guiding vehicle returns correct car.

During the utility model use, rotation supporting 109 includes two panels turning circle, and two turning circles can mutually turn Dynamic, by setting two panels turning circle, last time turn-takes to be contacted with elastic rotary body 102, and lower turning circle connects with guard rail body 101 Touch, the frictional force that last time turn-takes between lower turning circle is smaller, ensures freely rotating for elastic rotary body 102.

The relatively conventional rigid plastics of two panels turning circle is made, and the roughness in two face is relatively low, and coefficient of friction is small, Frictional force between elastic rotary body 102 and turning circle is far smaller than rubbing between elastic rotary body 102 and guard rail body 101 Wipe power.

Embodiment 4

It can be formed as all kinds in view of elastic rotary body 102, including the rotatable shape of integral type or with difference The multiple element of height, elastic rotary body 102 can be formed as the big type of integral type and with rotating manners and tubular supporting piece 104 are combined；Or elastic rotary body 102 can be formed as multiple cylinders 1021 and with rotating manner and tubular supporting piece 104 It is combined.

In addition, as shown in fig. 7, being provided with annular groove on the along the circumferential direction surface of elastic rotary body 102, bonding is reflective in groove Band；Or have reflector layer with the integrative-structure of elastic rotary body 102 in the surface recombination of elastic rotary body 102, be advantageous to remind Vehicle driver pays attention to road conditions, ensures safe driving.

Embodiment 5

As shown in figure 8, the upper end interior welds fixed seat 112 of tubular supporting piece 104 of the present utility model, fixed seat 112 It is in the form of annular discs, fixing hole is offered thereon, offers that through hole is corresponding with fixing hole, and horizontal bar 103 is by sunk screw on horizontal bar 103 111 are fixed in fixed seat 112 through through hole.

What deserves to be explained is when not being arranged elastic rotary body 102 on tubular supporting piece 104, horizontal bar 103 and tubular support Part 104 is directly fixed by the way of welding, but when installing the utility model, is first arranged elastic rotary body 102, then solid Determine horizontal bar, because elastic rotary body 102 is made of one kind in ethane-acetic acid ethyenyl ester (EVA) and flexible polyurethane, weld When, elastic rotary body 102 is very likely burnt out or deformed by high-temperature baking by the flame of welding gun, and this problem directly influences Installation effectiveness of the present utility model, and then have influence on the duration of whole road engineering, to road it is current cause it is immeasurable Loss.

Above-mentioned in order to solve the problems, such as, inventor is improved by substantial amounts of structure and mechanical analysis, and combines tubular support The concrete structure shape of part 104, by the upper end interior welds fixed seat 112 in tubular supporting piece 104, then by horizontal bar 103 It is fixed on by sunk screw 111 in fixed seat 112, on the one hand, avoid the damage that welding is brought to elastic rotary body 102, letter Installation difficulty is changed, has shortened installation period, valuable time has been won for the current of road；On the other hand, elastic rotary is worked as Body 102 due to expose to the weather for a long time cracking or local damage when, very easily can carry out elastic rotary body 102 more Change；In addition, the upper end of tubular supporting piece 104 has carried out effective sealing, it is possible to reduce corrosion.

Schematically the utility model and embodiments thereof are described above, this describes no restricted, accompanying drawing Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So if this area Those of ordinary skill enlightened by it, do not depart from the utility model create objective in the case of, without creativeness design The frame mode similar to the technical scheme and embodiment, the scope of protection of the utility model all should be belonged to.

Claims (10)

1. one kind is exempted to install Quick Release road guard, it is characterised in that including some assembly units (100), adjacent two components Unit (100) is connected by bearing pin (200)；The assembly unit (100) includes elastic rotary body (102) and guard rail sheet Body (101), guard rail body (101) include symmetrically arranged arc plate (108), and guard rail body (101) is in "Ji" type, prevent Tubular supporting piece (104) is arranged at intervals with guardrail body (101), elastic rotary body (102) combines tubulose in a rotatable manner Support member (104), tubular supporting piece (104) upper water level land are provided with horizontal bar (103), guard rail body (101) and horizontal bar (103) be provided at both ends with connecting pin bores, bearing pin (200) be plugged in adjacent guard rail body (101) in connecting pin bores and Horizontal bar (103) connects.

2. according to claim 1 exempt to install Quick Release road guard, it is characterised in that guard rail body (101) bottom Portion is provided with roller (105), and guard rail body (101) is provided with least two vertical screwed holes, and roller (105) passes through support (110) it is fixed in screwed hole, during installation, by raising support (110) so that the lower surface of roller (105) is higher than guard rail Plane where body (101) lower end, in use, by lowering support (110) so that the lower surface of roller (105) is less than protection Plane where column body (101) lower end, whole assembly unit (100) is propped up.

3. according to claim 2 exempt to install Quick Release road guard, it is characterised in that the arc plate (108) is by steel plate It is made, with guard rail body (101) integral solder, the arc radius of arc plate (108) is 300~700mm.

4. according to claim 3 exempt to install Quick Release road guard, it is characterised in that elastic rotary body (102) bag Cylinder (1021) and rotational support pipe (1022) are included, the cylinder (1021) has portion to bottom insertion cylinder (1021) from it Through hole, rotational support pipe (1022) have corresponding to tubular supporting piece (104) periphery tubular structure simultaneously insert cylinder (1021) in through hole.

5. according to claim 4 exempt to install Quick Release road guard, it is characterised in that the elastic rotary body (102) is used One kind in ethane-acetic acid ethyenyl ester and flexible polyurethane is made.

6. according to claim 5 exempt to install Quick Release road guard, it is characterised in that the assembly unit (100) is also wrapped The rotation for being set on tubular supporting piece (104) and being arranged between guard rail body (101) and elastic rotary body (102) is included to hold Fitting (109)；The rotation supporting (109) includes two panels turning circle, and two turning circles are mutually rotatable, by setting two panels to return Turn-take, last time turn-takes to be contacted with elastic rotary body (102), and lower turning circle contacts with guard rail body (101).

7. according to claim 6 exempt to install Quick Release road guard, it is characterised in that the elastic rotary body (102) is Integral type is split-type structural, and annular groove is provided with the along the circumferential direction surface of elastic rotary body (102), and bonding is reflective in groove Band；Or there is reflector layer with elastic rotary body (102) integrative-structure in the surface recombination of elastic rotary body (102).

8. according to claim 7 exempt to install Quick Release road guard, it is characterised in that with perseverance on the arc plate (108) Fixed being spaced apart is provided with through hole, and the guard rail body (101) with the arc plate (108) is located at the head and the tail of barrier assembly, lower margin Bolt is fixed through through hole with ground, and interlude is not fixed, and passes sequentially through bearing pin (200) connection component unit (100).

9. according to claim 8 exempt to install Quick Release road guard, it is characterised in that the guard rail body (101) Inner side is provided with connecting plate (106) and U-shaped reinforcing plate (107), and U-shaped reinforcing plate (107) is welded in guard rail body (101) Portion, connecting plate (106) be welded on both sides arc plate (108) and with arc plate (108) bottom where planes align.

10. according to claim 9 exempt to install Quick Release road guard, it is characterised in that the tubular supporting piece (104) Upper end is internally provided with fixed seat (112), and fixed seat (112) is in the form of annular discs, offers fixing hole thereon, and horizontal bar is opened on (103) Corresponding with fixing hole provided with through hole, horizontal bar (103) is fixed in fixed seat (112) by sunk screw (111) through through hole.