CN206736753U - A kind of anti-dazzle separation net of the highway of long span - Google Patents

Abstract

The utility model discloses a kind of anti-dazzle separation net of the highway of long span, belong to the field of structural design of anti-dazzle net or guard rail, it is related to the application technology of fiberglass, for shading among highway or the isolating and protecting of both sides of highway, including be arranged between two adjacent upright posts mainly by left and right montant and cross tube, the isolated gate of the frame of sheer pole composition and some vertical isolation bar constructions being arranged in frame, at least one is arching shape in the cross tube or sheer pole of the isolated gate, or when cross tube and sheer pole are flat shape, the rib of at least one arching is provided between cross tube and sheer pole.The utility model solves the problems, such as that anti-dazzle separation net is easily sagging, lengthens the spacing distance between adjacent upright posts, and have the advantages that durability is good, processing cost is low, be easily installed with it is simple for structure attractive in appearance.

Description

A kind of anti-dazzle separation net of the highway of long span

Technical field

The utility model belongs to the field of structural design of anti-dazzle net or guard rail, and especially a kind of fiberglass of long span is prevented Dizzy separation net, it is related to the application technology of fiberglass, for shading among highway or the isolating and protecting of both sides of highway.

Background technology

When automobile travels on a highway, the influence of the strong illumination of opposed vehicle headlamp is frequently encountered, it is this dizzy Light can cause the reduction of Driver Vision function and ophthalmic uncomfortable, be also easy to produce nervous and fatigue, or even not see road surface ahead situation, It is the potential or indirect factor that traffic accident occurs.To to dazzle shadow caused by driver when being met at night to effectively reduce Ring, guarantee driving safety, glare screen generally is set in the median strip of the roads such as highway, Class I highway and railway.

The anti-dazzle form that mainly uses has that plant is anti-dazzle, antiglare shield is anti-dazzle and anti-dazzle three kinds of anti-dazzle net at present.But in environment When anti-dazzle plant is more planted among the road of badly band, exist it is more difficult survive, the problems such as maintenance cost is higher.Antiglare shield Front face area is larger, easily fractures during strong wind weather, and the antiglare shield cost of manufacture that material is thick, intensity is high is also higher.

Anti-dazzle separation net is that the isolated gate of one fixed width and height is continuously disposed at road center dividing strip, isolated gate On spacer rod can play a part of anti-dazzle.When the light beam of Chinese herbaceous peony illuminator is mapped on isolated gate, can by it is adjacent every Stop from rod, so as to meet the requirement of shading.Anti-dazzle separation net also meets the good requirement of horizontal intervisibility simultaneously, enables a driver to It was observed that the situation of road opposite diagonally forward, also functions to isolation and protective action, and have the good appearance of a street landscape daytime.

The existing anti-dazzle net among highway has two kinds of metal anti-dazzle net and glass reinforced plastic anti-glare mesh.Wire netting is more For steel plate stretching net, due to wire netting easy-to-rust, easy to be lost, steel using amount is big, wastes iron and steel resource, and wire netting must carry out pickling Zinc-plated, effect on environment is big；In recent years under the high pressure situation of national requirements for environmental protection, some environmental protection are not up to standard and sincere bad Enterprise is used inferior materials and turned out substandard goods, and eliminates the zincincation of wire netting privately, using thickness light-wall pipe and expanded metal lath not up to standard, is caused Make metal anti-dazzle net will occur successively after using 3~5 years blistering, rust hole, rust it is disconnected it is broken fall phenomena such as.

Utility model CN201120451678.3 discloses a kind of glass reinforced plastic anti-glare mesh, including column, frame and spacer rod, The spacer rod plays anti-dazzle effect.The height and spacing of column are 1.5~2 meters, the cross tube of frame, sheer pole difference grafting In the middle part of column and top, some spacer rods and 1~3 straight rib are plugged among cross tube and sheer pole.Outward appearance Anti-dazzle, protection network disclosed in patent CN201530036763.7, including cross bar, montant, straight rib and spacer rod, wherein horizontal Bar, the diameter of montant are more than the diameter of spacer rod and horizontal rib.

Separation net is generally arranged at the both sides such as highway, railway, airport and bridge or surrounding, mainly plays security protection and isolation Effect.The grid-like or netted knot that separation net is mainly staggeredly made up of some vertical spacer rods and the rib of several transverse directions The isolated gate of structure is formed by connecting.Utility model patent CN200920101783.7 discloses a kind of glass fiber reinforced plastic barrier grid, by some The spacer rod and straight rib that spacing is 3~15 centimetres are formed.

The glass reinforced plastic anti-glare separation net as disclosed in above-mentioned patent used at present, the interval between adjacent upright posts are typically only 1.5~2.5 meters.It is more easy to be sagging because the length of the column spacing upper sheer pole of frame in other words of anti-dazzle separation net is longer, Sagging in order to prevent, the span between the adjacent upright posts of existing glass reinforced plastic anti-glare separation net can not be too big.Therefore install anti-dazzle During separation net, column usage amount is very big, and need correspondingly in the road between build substantial amounts of upright post basic or steel construction branch Frame is fixed, and waste of resource, construction cost height and the tedious problem of construction be present.

Utility model content

The utility model technical issues that need to address are to provide a kind of anti-glare glass fiber reinforced plastic fence of long span, Neng Gouke The problem of anti-dazzle separation net is easily sagging is taken, lengthens the spacing distance between adjacent upright posts, and with durability is good, is processed into This is low, be easily installed with it is simple for structure attractive in appearance the advantages that.

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

A kind of anti-dazzle separation net of the highway of long span, including be arranged between two adjacent upright posts mainly by left and right montant With the isolated gate of cross tube, the sheer pole frame formed and some vertical isolation bar constructions being arranged in frame, it is special Sign is：At least one is arching shape in the cross tube or sheer pole of the isolated gate；It is or equal in cross tube and sheer pole For flat shape when, the rib of at least one arching is provided between cross tube and sheer pole.

Technical solutions of the utility model further improvement is that：When cross tube is upper arch shape, or under sheer pole is During arch shape, rib is provided between cross tube and sheer pole, the rib is the rib of arching or any of straight rib Kind or two kinds of combination.

Technical solutions of the utility model further improvement is that：The shape of the rib of arching includes arch, lower arch or ripple Shape wave is bent.

Technical solutions of the utility model further improvement is that：Cross tube, sheer pole and the rib of the arching are certainly The flexibility after spacer rod is put on by being straight under state, or with being less than, arching is formed after assembling.

Above-mentioned technical proposal of the present utility model further improvement is that：Spacer rod and cross tube, sheer pole and muscle Bar is interspersed structure；The cross tube, sheer pole and rib are provided with is through at horizontal stroke with the close-fitting hole of spacer rod, spacer rod In hole on bar, sheer pole and rib；After isolated gate is assembled into, cross tube, sheer pole, the hole on rib are vertical.

Technical solutions of the utility model further improvement is that：When cross tube is upper arch shape, or sheer pole is lower arch When, rib is not provided between cross tube and sheer pole；Spacer rod is interspersed structure, cross tube and lower horizontal stroke with cross tube, sheer pole Bar is provided with and is through at the close-fitting hole of spacer rod, spacer rod in the hole of cross tube, sheer pole.

Technical solutions of the utility model further improvement is that：When cross tube and sheer pole are flat shape, rib is also Including an at least straight rib, the rib of arching is located at the top of straight rib, bottom or two straight ribs It is middle.

Technical solutions of the utility model further improvement is that：Between cross tube, sheer pole and montant and column with Connected between cross tube, sheer pole by pipe fitting, the pipe fitting includes tee pipe fitting, the four-way pipe of the clamshell type of front and rear split Part.

Above-mentioned technical proposal of the present utility model further improvement is that：The tee pipe fitting or four-way pipe of the clamshell type Part includes Spcial three-way pipe and special-shaped four-way pipe fitting, and the side pipe of Spcial three-way pipe and special-shaped four-way pipe fitting is relative to vertical tube Non-straight corner structure corresponding with the flexibility of the cross tube of arching or sheer pole inclined up or down.

Technical solutions of the utility model further improvement is that：The clamshell type tee pipe fitting also include vertical tube both sides without The side pipe or side pipe of stretching stretch out shorter structure；The clamshell type four-way pipe fitting is one of vertical tube upper and lower ends without external part Or vertical tube stretches out shorter structure.

By adopting the above-described technical solution, the technological progress that the utility model obtains is：

It is easily sagging that anti-dazzle separation net provided by the utility model can solve anti-dazzle isolated gate long span well Problem, the spacing distance between adjacent upright posts is lengthened, not only reduces column dosage, material consumption is reduced and engineering is made Valency, on-site installation work amount is also reduced, adds structural strength, improve durable performance；Due to anti-dazzle separation net and column Between employ front and rear split clamshell type connector, make installation and maintenance change it is more convenient；There is structure simultaneously The advantages that slim and graceful succinct, elegant in appearance, move-feel is good.

The utility model when assembling isolated gate, first by free state be straight cross tube bend to upper arch shape, under Cross bar bends to lower arch shape or rib is bent into arch, lower arch or waveform, and the cross bar of arching is then through with spacer rod Or on rib, because the cross bar and rib of arching have tension force effect, vertical spacer rod by support force, can be overcome all the time When anti-dazzle separation net span is longer, the problem of sagging easily occurs.Cross tube, sheer pole and rib are in a free state to be straight Type or the free bend for only carrying not half.It is arranged on when fiberglass spacer rod passes through on cross tube, sheer pole or rib Kong Shi, cross tube, sheer pole or rib are able to fix and bend between spacer rod, turn into the cross bar or rib of arching, And to being in contact but spacer rod without obvious deformation produces elastic acting force.When cross tube is upper arch shape, or sheer pole is During lower arch shape, the length of spacer rod also changes with arch or lower arch flexibility.When cross bar is arching shape, in isolated gate The rib of arching or straight rib can not be included, the rib of arching and straight rib can also be included.In the muscle of arching In the elastic limits of bar or cross bar, when the rib of arching or the degree of crook of cross bar are bigger, or compared with free state It is bigger to the elastic acting force of spacer rod when the deformation of generation is bigger.

The shape and pore size in the hole set on cross tube, sheer pole, straight rib and the rib of arching are with isolating The shape and thickness of rod are consistent, and so as to be fitted close both, connection more fastens, and play certain support and make With, overall mechanical strength is enhanced, it is more sturdy and durable, extend the service life of anti-dazzle separation net.

The cross bar for the arch that the utility model is installed on anti-dazzle separation net and the rib material of arching are light, construct letter It is clean, the excessive heavy burden of anti-dazzle separation net increase or windward side resistance will not be given, and also processing cost is not high, and assembling is also very convenient. Only need after flexibility is designed, punched according to the shape and thickness of spacer rod, the spacing between adjacent holes depends on The spacing of flexibility and spacer rod after cross bar and the rib assembling of arching.The cross bar and rib of arching keep flat before assembling Board-type, utilize the Automatic manual transmission platform of processing factory, you can disposably complete cross tube, sheer pole, rib and spacer rod to wear Insert and shaping assembles.

The front face area of anti-dazzle separation net is small, and strong wind weather is not easy to be damaged, and maintenance costs is relatively low.Anti-dazzle separation net is used In among highway during Anti glare effect, isolated gate is highly generally 70 to 100 centimetres, i.e. sheer pole and median barrier top Face is concordant or lower slightly, avoids staying seam light leak between sheer pole and guardrail top, and influences antiglare effect.Different thicknesses, shape and Gauge from spacer rod shading angle it is also different.The spacer rod of identical thickness, spacing is smaller, and shaded effect is better, but laterally Permeability is poorer；Conversely, spacing is bigger, shaded effect is poorer, and permeability is better.Prevent when isolated gate is used for both sides of highway isolation When shield acts on, its height is generally 150~180 centimetres, and sheer pole is apart from 10~15 centimetres of ground.

The utility model uses material of the fiberglass as anti-dazzle separation net, compared with metal material, has light weight, resistance to The advantages that soda acid, not corrosion, non-conductive, nothing usurp value, saving steel and energy-saving and emission-reduction.Meanwhile fiberglass also has necessarily Elastoplasticity, during making the cross bar of arching or rib, can simultaneously meet not increase heavy burden, be easy to bending and sturdy and durable Requirement.If its surface carries out plastic-spraying processing, its anticorrosive, acid and alkali-resistance and anti-aging performance can be further enhanced, Extend the service life of anti-dazzle separation net, increase the attractive in appearance and visual adaptability of guard rail.

Each part is connected by the utility model using clamshell type pipe fitting, and handling are simpler when can make installation and repair Folk prescription is just.Clamshell type pipe fitting is front and rear split-type structural, is made up of former and later two full symmetric half.When assembling isolated gate, After montant is placed on into the precalculated position of cross bar, filled the span of a man's arms with former and later two half of corresponding pipe fitting, then be fixed with bolt. When installing anti-dazzle separation net, column is first fixed on bridge by the spacing Transducers Embedded in Concrete basis of setting or by clamshell type flange Contain on the steel bracket of structure or on central integral concrete guardrail, then by the upper sheer pole of the isolated gate assembled in advance The corresponding height position of column is placed on, is directly fixed by clamshell type pipe fitting with column.Clamshell type pipe fitting can solve well Certainly traditional non-Split pipe fitting can only be sequentially inserted into or extract out from one, the problem of being not easy to load and unload after spacing fixation, be made The associated part that need to be disassembled during maintenance greatly reduces, hence it is evident that improves installation effectiveness, accelerates construction speed.

The clamshell type profiled tee joint and special-shaped four-way that the utility model uses include the supervisor of vertical direction and the side of both sides Pipe.The side pipe of clamshell type profiled tee joint has certain inclination angle with horizontal line, between the axis of its axis being responsible for and side pipe institute into Angle is non-perpendicular angle, and the angle is corresponding with the arching shape and flexibility of cross bar, so that the cross bar of arching is more convenient for Installation, it is fixed more firm.The outwardly directed part of upper and lower cross bar of isolated gate respectively by tee pipe fitting and four-way pipe fitting with Column is attached.It is instantly horizontal using supervisor and the clamshell type abnormal shape four-way that side pipe is non-perpendicular setting when sheer pole lower arch The use of supervisor and side pipe is vertically disposed clamshell type abnormal shape four-way when bar is straight.Clamshell type abnormal shape four-way eliminates wherein one Hold the overhanging tube wall of vertical tube, clamshell type profiled tee joint eliminates the overhanging tube wall of side pipe, or side pipe, vertical tube extension elongation compared with Short, this improved is advantageous in that can mitigate deadweight, reduce cost, save material, and meet green requirement.

The span of current existing glass reinforced plastic anti-glare separation net（Spacing between adjacent upright posts）Generally 1.5~2.5 meters, this Utility model height, material and other constructions it is all identical in the case of, be singly increase arching cross bar or rib this Improve, so that it may reach the effect for making its span extend one times or so.The anti-dazzle separation net of every 4~6 meters of length just can be saved a set of Column, upright post basic or corresponding metal steel bracket, two montants and corresponding fixedly connected part.Therefore, the utility model The anti-dazzle separation net of long span highway of offer, can save ample resources, cost and the input of labour, also shorten erector Phase, from the point of view of long-range and resultant effect, higher social benefit, economic benefit and environmental benefit can be brought, had well Application prospect, it especially can be good at solving the problems, such as that isolated gate is sagging.

Brief description of the drawings

Fig. 1 is the structural representation of the anti-dazzle separation net of long span highway of the utility model embodiment 1；

Fig. 2 is the profile in the hole for the rib that the utility model spacer rod is through at waveform arching；

Fig. 3 is the profile in the hole for the rib that the utility model spacer rod is through at arch；

Fig. 4 is the structural representation of the anti-dazzle separation net of long span highway of the utility model embodiment 2；

Fig. 5 is the structural representation of the anti-dazzle separation net of long span highway of the utility model embodiment 3；

Fig. 6 is the structural representation of the anti-dazzle separation net of long span highway of the utility model embodiment 4；

Fig. 7 is the structural representation of the anti-dazzle separation net of long span highway of the utility model embodiment 5；

Fig. 8 is the structural representation of the anti-dazzle separation net of long span highway of the utility model embodiment 6；

Fig. 9 is the structural representation of the anti-dazzle separation net of long span highway of the utility model embodiment 7；

Figure 10 is half schematic diagram after the utility model clamshell type threeway；

Figure 11 is half schematic diagram after the utility model clamshell type abnormal shape four-way；

Figure 12 is half schematic diagram after the utility model clamshell type profiled tee joint；

Figure 13 is half schematic diagram after the utility model another kind clamshell type profiled tee joint；

Figure 14 is half schematic diagram after the utility model the third clamshell type profiled tee joint；

Figure 15 is half schematic diagram after the utility model another kind clamshell type abnormal shape four-way；

Wherein, 1- bases, 2- columns, 3- spacer rods, the rib of 4- archings, the rib that 5- is straight, 6- cross tubes, 7- are special-shaped Threeway, 8- abnormal shape four-ways, 9- montants, 10- bolts hole.

Embodiment

Here is some embodiments of the present utility model, to be described in further detail, but it is not right with this The scope of protection of the utility model is limited, and structure of the present utility model can also have other embodiment.

Embodiment 1

As shown in figure 1, present embodiments provide a kind of anti-dazzle separation net of the highway of long span, including be arranged on two it is adjacent Isolated gate between column 2, isolated gate are mainly made up of frame and some vertical spacer rods 3 being arranged in frame.Side Frame includes cross tube 6, sheer pole and left and right two montants 9.At least one is arch in the cross tube 6 or sheer pole of isolated gate It is curved, or when cross tube 6 and sheer pole are flat shape, at least one arch is provided between cross tube 6 and sheer pole Bent rib 4.The rib of arching is straight in a free state, or puts on the flexibility after spacer rod with being less than.Every It is interspersed structure from rod 3 and rib, cross tube 6, sheer pole, rib, cross tube 6 and sheer pole are provided with hole, and spacer rod 3 is through at In hole on cross tube 6, sheer pole and rib, spacer rod 3 is close-fitting with hole.

When the cross bar of isolated gate is arching shape, rib can be not provided between cross tube 6 and sheer pole, can also be set Rib is put, set rib can be the combination of the rib 4 or straight rib 5, or both of arching.Upper horizontal stroke Bar 6 can be arch shape, and sheer pole can be lower arch shape.When cross tube 6 and sheer pole are flat shape, isolated gate Rib is provided between cross tube 6 and sheer pole, and the rib comprises at least the rib 4 that one is arching, can also be same When some straight ribs 5 are set again.

The upper sheer pole of the present embodiment is flat type, and isolated gate includes the rib 4 and two of two archings being bent upwards The rib 5 that root is straight, above the rib 4 one of arching straight rib located above, a straight muscle being located below Below bar.

Between cross bar and montant 9, and connected between column 2 and cross bar by the clamshell type pipe fitting of front and rear split；Cross bar It is fixedly connected between montant 9 by clamshell type profiled tee joint 7（It is completed in factory floor）, middle standing pillar 2 and cross bar Between be fixedly connected by clamshell type tee pipe fitting, four-way pipe fitting or special-shaped four-way 8（Installation at the construction field (site)）.Clamshell type The structure of tee pipe fitting and Spcial three-way pipe is side pipe of the vertical tube both sides without stretching, or the extension elongation of side pipe is shorter.It is split Type four-way pipe fitting is that one of vertical tube upper and lower ends stretch out shorter structure without external part or vertical tube；Anti-dazzle separation net initiating terminal and The column of terminal is fixedly connected using clamshell type elbow and clamshell type threeway with cross tube 6 and sheer pole（Install at the construction field (site) Complete）.Figure 10, Figure 11 and Figure 12 are respectively the rear half schematic diagram of clamshell type threeway, special-shaped four-way and profiled tee joint, its first half Piece and rear half are full symmetric, after former and later two half fill the span of a man's arms the column 2 to be connected, cross bar or montant 9, pass through bolt Fixed at bolt hole 10.Column 2, frame, spacer rod 3 and rib, clamshell type profiled tee joint 7, threeway, special-shaped four-way 8 and curved First-class connector is glass steel material, and glass fiber reinforced plastic surface is handled using plastic-spraying.The bottom of column 2 is embedded in concrete foundation 1, It can be fixed on the steel bracket of highway bridge and culvert structure, or be fixed on the integral concrete guardrail of highway dividing strip.

Embodiment 2

As shown in figure 4, a kind of anti-dazzle separation net of highway for long span that the present embodiment is provided, column, frame and every It is identical with embodiment 1 from the connected mode between the structure of rod and each part, except that：

The present embodiment includes a straight rib 5 and the rib 4 of two archings, and the rib 4 of two archings is located at respectively Above and below straight rib 5.The curved shape of the rib 4 of the arching of top is is bent downwardly, the muscle of arching below The curved shape of bar 4 is arch.

Embodiment 3

As shown in figure 5, a kind of anti-dazzle separation net of highway for long span that the present embodiment is provided, column, frame and every It is identical with embodiment 1 from the connected mode between the structure of rod and each part, except that：

The present embodiment includes a straight rib 5 and the rib 4 of an arching, and the rib of arching is located at straight rib 5 top.The curved shape of the rib 4 of arching is waveform.It is illustrated in figure 2 the hole that spacer rod 3 is through at corrugated rib 4 Interior profile.

Embodiment 4

As shown in fig. 6, a kind of anti-dazzle separation net of highway for long span that the present embodiment is provided, column, frame and every It is identical with embodiment 1 from the connected mode between the structure of rod and each part, except that：

The present embodiment includes the rib 4 of two straight ribs 5 and an arching, and the rib of arching is straight positioned at two The centre of rib 5.The curved shape of the rib of arching is waveform.It is illustrated in figure 2 the muscle that spacer rod 3 is through at waveform arching Profile in the hole of bar 4.

Embodiment 5

As shown in fig. 7, a kind of anti-dazzle separation net of highway for long span that the present embodiment is provided, column, frame and every It is identical with embodiment 1 from the connected mode between the structure of rod and each part, except that：

The present embodiment includes the rib 4 of three archings, but does not include straight rib.The rib of two arches is positioned at isolation The side position of grid top two, the rib of a lower arch are located at isolated gate lower middle position, and each rib is not single in the horizontal direction Solely run through whole isolated gate, in place of the rib of the rib of middle lower arch and the arch of both sides has transition and linkage, the rib of lower arch There can be the grafting simultaneously of several spacer rods 3 with the rib head of the arch of both sides, but between each other can be without interconnection.

Embodiment 6

As shown in figure 8, a kind of anti-dazzle separation net of highway for long span that the present embodiment is provided, column, frame and every It is identical with embodiment 1 from the connected mode between the structure of rod and each part, except that：

The present embodiment includes the cross tube 6 of an arch, and the rib of arching and straight rib are not provided with isolated gate.On Connected between the cross tube 6 and montant 9 of arch by clamshell type profiled tee joint 7 as shown in fig. 13 that, cross tube 6 extends to isolated gate Connected between outside part and column 2 by clamshell type profiled tee joint 7 as shown in figure 14, the side pipe of profiled tee joint relative to Vertical tube is non-straight corner structure inclined up or down, and its inclined angle is corresponding with the flexibility of cross tube 6.

Embodiment 7

As shown in figure 9, a kind of anti-dazzle separation net of highway for long span that the present embodiment is provided, column, frame and every It is identical with embodiment 1 from the connected mode between the structure of rod and each part, except that：

The present embodiment includes a cross tube 6 to arch up and the sheer pole of a lower arch, and setting two is straight in isolated gate Rib 5, but be not provided with the rib of arching.Pass through such as Figure 13 between the cross tube 6 of arch and the sheer pole of lower arch and montant 9 Shown clamshell type profiled tee joint 7 is connected, and the cross tube 6 of arching, which is extended between the part outside isolated gate and column 2, to be passed through Clamshell type profiled tee joint 7 as shown in figure 14 is connected, and the sheer pole of arching is extended between the part outside isolated gate and column 2 Connected by clamshell type abnormal shape four-way 8 as shown in figure 15.The supervisor's and both sides of profiled tee joint and special-shaped four-way vertical direction Side pipe is non-perpendicular setting, and side pipe is inclined structure up or down relative to vertical tube, its angle of inclination and cross tube 6 or under The flexibility of cross bar is corresponding.

Above-described embodiment only lists several forms of the anti-dazzle separation net of long span, including varying number, shape and position The combination of the rib and upper and lower cross bar of relation is put, is not exhaustive, the combination of other quantity, shape and position relationship is also special at this Within the protection domain of profit.

Claims (10)

1. a kind of anti-dazzle separation net of the highway of long span, including it is arranged on two adjacent upright posts（2）Between mainly erected by left and right Bar（9）And cross tube（6）, sheer pole composition frame and some vertical spacer rods being arranged in frame（3）Form Isolated gate, it is characterised in that：The cross tube of the isolated gate（6）Or in sheer pole at least one be arching shape；Or upper Cross bar（6）When with sheer pole being flat shape, the rib of at least one arching is provided between cross tube and sheer pole（4）.

A kind of 2. anti-dazzle separation net of highway of long span according to claim 1, it is characterised in that：Cross tube（6）To be upper During arch shape, or when sheer pole is lower arch shape, rib is provided between cross tube and sheer pole, the rib is arching Rib（4）Or straight rib（5）Any or two kinds of combination.

A kind of 3. anti-dazzle separation net of highway of long span according to any one of claim 1 or 2, it is characterised in that：Arching Rib（4）Shape include arch, lower arch or waveform bending.

A kind of 4. anti-dazzle separation net of highway of long span according to any one of claim 1 or 2, it is characterised in that：It is described The cross tube of arching（6）, sheer pole and rib（4）It is straight in a free state, or with less than after putting on spacer rod Flexibility, form arching after assembling.

A kind of 5. anti-dazzle separation net of highway of long span according to claim 4, it is characterised in that：Spacer rod（3）With it is upper Cross bar（6）, sheer pole and rib be interspersed structure；The cross tube, sheer pole and rib are provided with closely matches somebody with somebody with spacer rod The hole of conjunction, spacer rod are through in the hole on cross tube, sheer pole and rib；After isolated gate is assembled into, cross tube（6）, lower horizontal stroke Bar, rib（4）On hole be vertical.

A kind of 6. anti-dazzle separation net of highway of long span according to claim 4, it is characterised in that：Cross tube（6）To be upper During arch shape, or when sheer pole is lower arch, rib is not provided between cross tube and sheer pole；Spacer rod（3）With cross tube（6）、 Sheer pole is interspersed structure, cross tube and sheer pole be provided with the close-fitting hole of spacer rod, spacer rod be through at cross tube, under In the hole of cross bar.

A kind of 7. anti-dazzle separation net of highway of long span according to claim 1, it is characterised in that：Cross tube（6）With under When cross bar is flat shape, rib also includes an at least straight rib（5）, the rib of arching（4）Positioned at straight rib （5）Top, the centre of bottom or two straight ribs.

A kind of 8. anti-dazzle separation net of highway of long span according to claim 1, it is characterised in that：Cross tube（6）, lower horizontal stroke Bar and montant（9）Between and column（2）With cross tube（6）, connected by pipe fitting between sheer pole, before the pipe fitting includes The tee pipe fitting of the clamshell type of split, four-way pipe fitting afterwards.

A kind of 9. anti-dazzle separation net of highway of long span according to claim 8, it is characterised in that：The three of the clamshell type Way pipe fitting or four-way pipe fitting include the side of Spcial three-way pipe and special-shaped four-way pipe fitting, Spcial three-way pipe and special-shaped four-way pipe fitting Manage as relative to vertical tube non-straight corner structure corresponding with the flexibility of the cross tube of arching or sheer pole inclined up or down.

A kind of 10. anti-dazzle separation net of highway of long span according to any one of claim 8 or 9, it is characterised in that：It is described Clamshell type tee pipe fitting also includes side pipe or side pipe of the vertical tube both sides without stretching and stretches out shorter structure；The clamshell type four-way Pipe fitting is that one of vertical tube upper and lower ends stretch out shorter structure without external part or vertical tube.