CN102535367B - Ribbed guardrail plate - Google Patents
Ribbed guardrail plate Download PDFInfo
- Publication number
- CN102535367B CN102535367B CN201210017548.8A CN201210017548A CN102535367B CN 102535367 B CN102535367 B CN 102535367B CN 201210017548 A CN201210017548 A CN 201210017548A CN 102535367 B CN102535367 B CN 102535367B
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- China
- Prior art keywords
- floor
- beam slab
- skeleton
- guardrail
- guardrail board
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety 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
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
- E01F15/0453—Rails of materials other than metal or concrete, e.g. wood, plastics; Rails of different materials, e.g. rubber-faced metal profiles, concrete-filled steel tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
Abstract
The invention discloses a ribbed guardrail plate comprising a beam plate, wherein a plurality of rib plates integrated with the beam plate are arranged on the plate face of the beam plate; the beam plate and the rib plates extend in the length direction of the guardrail plate; the beam plate is a thermoplastic composite plate or a thermoplastic material plate; the rib plates are thermoplastic composite plates; and each thermoplastic composite plate comprises a reinforcing frame wrapped in a thermoplastic material layer. Aiming to overcome the defects of high probability of corrosion, high rigidity and poor collision energy absorption of a steel guardrail plate, small elastic modulus, large size and high cost of the all-plastic material of an all-plastic guardrail plate, and complex manufacturing technology and worse collision energy absorption of a plastic-steel guardrail plate, the invention provides the ribbed guardrail plate, which has the advantages of corrosion resistance and lower maintenance difficulty and can excellently absorb collision energy to reduce harm to a vehicle and personnel.
Description
Technical field
The invention belongs to traffic safety facilities technical field, relate to a kind of guardrail board, relate in particular to a kind of rib shape guardrail board.
Background technology
High-speed transit is gone along with sb. to guard him, large-scale place is often gone along with sb. to guard him and need to be used protected apron or guardrail, use field is extensive, relate to a plurality of industries such as traffic, agricultural, amusement, industry, building, the livestock stable breeding on being often used in agriculture such as guardrail, Large Residential District, speedway, bridge, large scale industry base and large-scale public place of entertainment are as the anticollision facility of race course, cycling track etc.
Wherein, of paramount importance security protection is traffic, and particularly speedway, through street and bridge, all need guardrail, and the Main Function of guardrail is to driving vehicle protection, prevents that when accident from appearring in vehicle, going out road causes larger personnel and vehicle loss.Existing guardrail adopts corrugated beam steeled protection fence substantially, this guardrail conventionally adopts corrugated cold-rolled steel sheet with 2～3 half-waves as guardrail board, this guardrail board mutually overlaps or mutually splices and by upright supports by connector, or connect to form continuous crash barrier for roads structure by obstruction block and column, and utilize the distortion of soil matrix, column, obstruction block, corrugated guardrail plate progressively to absorb collision energy, force errant vehicle to change direction.But the easily corrosion of the guardrail board of this girder steel surface, its appearance poor, application life are short, even excellent, also want regular full maintenance, and comprehensive cost and maintenance cost are higher.And the guardrail board hardness that girder steel is made is high, rigidity is large, the time of contact that errant vehicle and breast board bump against is short, so energy absorption ability is poor, larger to vehicle and occupant's harm.
Above-mentioned defect based on steel guard rail, there is the guardrail board that " to mould Dai Gang " made, as Chinese patent < < flexible road guardrail > > that publication number is CN2350430A, vibration damping and flexibility that " B " font hollow-core construction that adopts PE plastic material slush moulding to form improves guardrail board are disclosed.Publication number is that the Chinese patent < < resin guardrail > > of CN101023222A discloses by resin-molded and makes, the hollow honeycomb panel-shaped base body of wavy cross-section, cross rib alternative arrangement, makes guardrail board have higher-strength and shock-absorbing function.Above-mentioned guardrail board " to mould Dai Gang " although technical solution solved the easy corrosion of steel guard rail, appearance poor, application life is short, energy absorption ability is poor, the problem larger to vehicle and occupant's harm, but owing to will accomplishing to prevent that vehicle from running off outside road, inevitable requirement guardrail has suitable mechanical strength and rigidity, just can keep out the collision of vehicle, and the elasticity modulus of materials of plastics only have steel 1/200th (if the elasticity modulus of materials of carbon steel is in about 190000Mpa, the elasticity modulus of materials of polyethylene (PE) is in 800Mpa left and right), the guardrail of this all-plastic structure just need to consume more material just can reach the intensity that steel guard rail requires, therefore the volume of overall plastic guardrail is large, cost is very high, be unfavorable for promoting the use of.
" steel is moulded compound " is another kind of solution.As the publication number Chinese patent < < highway protecting fence made of composite material that is CN1393600A and production method > > thereof bury reinforcing bar or gauze wire cloth in having proposed, and the guardrail compound with unsaturated-resin, auxiliary material, the mold pressing of glass fiber layer of cloth.Publication number be the Chinese patent < < Rad guard bar component > > of CN2644499A propose steel plate or with steel by the polymer material layer of the corrugated guardrail plate surface coverage compound extrusion moulding of clod wash machine-shaping.In the guardrail scheme of above-mentioned steel and plastic composite material, the compound mode of mold pressing cannot be produced continuously, causes production efficiency lower; At waveform steel guard rail plate surface extrusion molding, its technique comparatively complexity rises its cost.In the existing plastic-steel guardrail of what is more important product, between plastic-steel, have the problem of compatibility, the peel strength between plastic-steel is lower, easily separated because of plastic-steel with in installation process in use, makes its intensity and toughness not enough, does not reach instructions for use and is prone to breakage; And the shrinkage factor that plastic-steel expands with heat and contract with cold is different, between the latter two of expanding with heat and contract with cold between plastic-steel material, there will be relative slippage to make the mating face of the two have space, the space that causes moisture from the breakage of material surface along mating face is entered to the inner steel of corrosion, reduce the application life of guardrail board, and cause potential safety hazard.And above-mentioned plastic-steel guardrail is all hard guardrail, or because of plastic-steel is easily separated can not rolling and bending, cause transportation and store inconvenience, and because of guardrail board limited length, required accessory being installed more, make its installation loaded down with trivial details.And above-mentioned plastic-steel guardrail still be take middle steel structure material as main support parts, its outside compound plastics are only for improving the effect that guardrail is corrosion-resistant, reduce curing requirements, guardrail board hardness can not be reduced well, the crash energy that passes to vehicle can not be reduced well.
Summary of the invention
The technical problem to be solved in the present invention is, for steel-guardrail plate in prior art exist perishable, hardness is high, to colliding the poor defect of energy absorption; The defect that overall plastic elasticity modulus of materials is little, volume is large, cost is high of overall plastic guardrail board; And steel moulds compound guardrail board complex manufacturing, crash energy and absorbs relatively poor defect, provide a kind of corrosion-resistant, alleviate maintenance difficulty, can good absorption crash energy reduce the rib shape guardrail board to vehicle and personnel's injury.
The technical solution adopted for the present invention to solve the technical problems is: a kind of rib shape guardrail board, comprise beam slab, at beam slab plate face, a plurality of and floor beam slab integrative-structure is set, described beam slab and floor extend along the length direction of guardrail board, described beam slab is thermoplastic composite board or heat-stabilized wood flitch, described floor is thermoplastic composite board, and described thermoplastic composite board comprises enhancing skeleton, at described enhancing skeleton, is coated with layer of thermoplastic material.
Between the layer of thermoplastic material of described thermoplastic composite board and enhancing skeleton, gapless is combined into one, and under 20 ℃ ± 5 ℃ conditions, the peel strength strengthening between skeleton and layer of thermoplastic material is greater than 75N/cm.The method of testing of described peel strength is:
A) layer of thermoplastic material to be scratched in the same direction to width be 15mm-25mm, more than long 120mm rectangular, should draw diathermanous moulding material and strengthen the mating face between skeleton, and lever up one end while scratching.
B) by Material Testing Machine to be less than or equal to the at the uniform velocity pull-up layer of thermoplastic material of speed vertical layer of thermoplastic material surface of 12mm/min, record dynamometer numerical value.By surveying the peel off width of the power value of time recording divided by layer of thermoplastic material, be peel strength, unit is N/cm.
The edge that described floor is fixedly connected with beam slab is bottom, and the floor opposite side edge of bottom is top relatively, and extend to top from bottom with straight line, broken line or camber line form on described floor surface, and described floor is perpendicular to described beam slab setting; Or described floor is inclined on the plate face of described beam slab and bottom inclination angle or the overall inclination angle of described floor on beam slab is not less than 70 °.
The top of described floor is provided with flange, or described floor cross section is the wedge shape that tip thickness is greater than bottom; Described floor bottom flushes with beam slab edge, or described floor bottom is slightly shorter than beam slab.
Described floor interval or cross arrangement, on the plate face of beam slab one side, leave spacing between adjacent described floor plate face.
Described floor is along the longitudinal symmetry arrangement of beam slab, arrange in groups or the setting of arranging of waveform projection with respect to installing hole.
Press degree of protection and/or the difference in height of floor from bottom to top of guardrail, the minimum thickness of described floor and the floor ratio along the overhang of straight line, broken line or camber line from bottom to top is 1: 3～1: 25, the thickness of described the first floor is measured along the vertical direction of axis on its cross section, and the overhang of described the first floor is measured according to the length direction of axis on its cross section.
Between two adjacent described floors, be provided with at least one deck dowel for two floors are linked together, described dowel and floor integrative-structure, described dowel is thermoplastic composite board, or described dowel is heat-stabilized wood flitch.
Described dowel is provided with disrumpent feelings mouthful of at least one place, and successively directional fracture is superimposed to absorb energy and floor is successively lodged to make dowel.
Serve as reasons in outside anti-aging wear-resisting overcoat, the overcoat pliable and tough shock resistance and without the broken cushion coat unseparated two-layer structure that is combined with each other of described heat-stabilized wood flitch; Or described heat-stabilized wood flitch is for only comprising pliable and tough shock resistance and without the single layer structure of broken cushion coat.
The layer of thermoplastic material of described thermoplastic composite board is the unseparated three layer construction that is combined with each other, and is followed successively by from inside to outside to be bondingly attached to the setting course strengthening on skeleton, pliable and tough shock resistance and without broken cushion coat and anti-aging wear-resisting overcoat.
Described setting course is resin of binding property material compatible with the chemical characteristic that strengthens skeleton and cushion coat and mutual bonding; Outside the coated described setting course of described cushion coat and by pliable and tough and impact, without broken macromolecular material, make; Described overcoat is to be compounded in cushion coat macromolecular material outer and that have an ageing resistace to make.
Described enhancing skeleton is to select hot strength far above the section bar of thermoplastic material; The hot strength of described enhancing skeleton is 1: 10～1: 150 with the ratio of the hot strength of thermoplastic material.
Described enhancing skeleton is tabular, bar shaped, tubulose, linear or pencil, or described enhancing skeleton is that tabular, strip or linear pressure tabled scarf or cross section cold rolling, that welding is combined into one are tree-like; Described enhancing skeleton be a plurality of section bars be arranged side by side or arranged with interval thermoplastic to be combined into overall sectional be tree-like structure.
Described beam slab can be at least one template in flat board, arc, hollow sheeting, sketch plate.
On described beam slab and described dowel, correspondence has installing hole, at least one in described installing hole place beam slab and dowel be thermoplastic composite board and mounting hole site in strengthening on skeleton, in described installing hole, the incision of the enhancing skeleton of corresponding corrosion susceptible materials is coated with layer of thermoplastic material.
The present invention adopts a plurality of and floor beam slab integrative-structure is set on the side plate face of beam slab, floor is towards track, due to the outstanding beam slab of floor, after collision happens, first can touch floor, after collision, the lodging of floor can slow down the suffered impact of errant vehicle, floor is thermoplastic composite board simultaneously, thermoplastic composite plate comprises the layer of thermoplastic material that strengthens skeleton and strengthen skeleton outer cladding, strengthen skeleton and there is suitable rigidity and intensity, layer of thermoplastic material has pliability, shock resistance and without fragmentation, therefore the thermoplastic composite board of making has suitable rigidity and certain pliability, the pliability of thermoplastic composite board and rigidity in a product creatively the different phase in hit impact protection process bring into play respectively its effect.
In the starting stage of impact event, because the good shock resistance of layer of thermoplastic material of floor is flexible, and a plurality of floor lodging that formed by Vehicular impact, multilayer dowel can also be by the successively progressively distortion of taking advantage of a situation of directional fracture, enhancing skeleton of default disrumpent feelings mouth, all can extend the time of contact of vehicle and guardrail, reduce impact peak value, slowed down the suffered impact of errant vehicle, and the pliability of floor layer of thermoplastic material and the progressively distortion lodging of taking advantage of a situation can avoid guardrail fragmentation and component thereof to pierce through car body, jeopardize occupant.Deformation stage in impact event, the enhancing skeleton of lodging is superimposed upon on beam slab with the form of leaf spring, the surface integral intensity of meeting to Vehicular impact is improved, the plate spring structure that strengthens skeleton lodging stack adds the wherein damping action of layer of thermoplastic material, make whole guardrail there is bumper and absorbing shock function, can prevent that vehicle from passing through guardrail or toppling on guardrail.Ending phase in whole impact event, because the skin-friction coefficient of thermoplastic material is less, and with plate spring structure, provide higher-strength and shock-absorbing function in conjunction with the floor of lodging, and the beam slab of guardrail board of the present invention and floor extend to grow along the length direction of guardrail board and lay apart from free of discontinuities, the connecting bolt grease head highness at installing hole place is lower than the design height of the stacked floor of lodging, be conducive to errant vehicle with less angle along the without hindrance derivation of taking advantage of a situation of guardrail, vehicle movement track is proofreaied and correct, allowed it get back to traveling lane.
In guardrail board of the present invention, beam slab employing heat-stabilized wood flitch or thermoplastic composite board, floor adopt thermoplastic composite board to make, the integral body of guardrail board has suitable intensity and rigidity, also there is certain pliability, can continuously produce the very long continual guardrail board of length, and guardrail board energy rolling rolling is so that transport and accomplish the long apart from laying of random length.The safety that rib shape guardrail board of the present invention not only improves guardrail, can also improve the installation effectiveness of guardrail; Disposable the laying of long distance also reduced guardrail board connector, cost-saving.And the guardrail board of errant vehicle damage can on-the-spot be cut off, be changed, and the bare metal of cut-off part is coated anticorrosion, and with connector pad and connection.Rib shape guardrail board flexibility of the present invention is moderate, also facilitates guardrail setting and the installation in road knee.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the structural representation of the embodiment of the present invention 2;
Fig. 3 is the structural representation of the embodiment of the present invention 3;
Fig. 4 is the structural representation of the embodiment of the present invention 4;
Fig. 5 is the structural representation of the embodiment of the present invention 5;
Fig. 6 is the structural representation of the embodiment of the present invention 6;
Fig. 7 is the structural representation of embodiment of the present invention heat-stabilized wood flitch;
Fig. 8 is the structural representation of embodiment of the present invention thermoplastic composite board the first embodiment;
Fig. 9 is the structural representation of embodiment of the present invention thermoplastic composite board the second embodiment;
Figure 10 is the structural representation of the tree-like enhancing skeleton of the embodiment of the present invention.
The specific embodiment
For technical characterictic of the present invention, object and effect being had more clearly, understand, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
As shown in Fig. 1～10, a kind of rib shape guardrail board, comprise beam slab 100, at beam slab 100 plate faces, a plurality of and floors 200 beam slab 100 integrative-structures are set, at least described floor 200 is thermoplastic composite board, described beam slab 100 and floor 200 extend along the length direction of guardrail board, and rib shape guardrail board of the present invention is that beam slab 100 and floor 200 extend continuously in the same way and receive and make the sheet material of rolling up or cutting into piece.
Described thermoplastic composite board comprises enhancing skeleton, at described enhancing skeleton, be coated with layer of thermoplastic material, described layer of thermoplastic material is combined into one with strengthening skeleton gapless, and requires layer of thermoplastic material and the peel strength that strengthens skeleton to be greater than 75N/cm (at 20 ℃ ± 5 ℃).
The method of testing of described peel strength is:
A) layer of thermoplastic material to be scratched in the same direction to width be 15mm-25mm, more than long 120mm rectangular, should draw diathermanous moulding material and strengthen the mating face between skeleton, and lever up one end while scratching.
B) by Material Testing Machine to be less than or equal to the at the uniform velocity pull-up layer of thermoplastic material of speed vertical layer of thermoplastic material surface of 12mm/min, record dynamometer numerical value.By surveying the peel off width of the power value of time recording divided by layer of thermoplastic material, be peel strength, unit is N/cm.
Described beam slab and floor extend along the length direction of guardrail board, therefore can adopt the compound mode of thermoplastic coextrusion to produce continuously.Its peel strength is higher, stressed and expand with heat and contract with cold after can not produce the relative slippage between material layer, can give full play to the advantage of thermoplastic composite, in use there is higher intensity and toughness.In manufacture and installation process, not easily separated between material layer, be convenient to rolling, uncoiling aligning and curved arc and lay, facilitated transportation, storage and installation.Rib shape guardrail board of the present invention, owing to uninterruptedly producing continuously, can be produced the guardrail board of random length, according to actual order, needs fixed length 4m routinely to cut off, also can rolling rolling, be convenient to transportation and on-the-spot laying.During on-the-spot laying, can need to lay rolling guardrail board uncoiling leveling or curved arc according to installing.According to < < expressway traffic safety facilities design and construction technical specification JTJ074-94 > >: guardrail minimum arranges length should not be less than 70m.The present invention preferably adopts the guardrail board of length, the main mass action of considering guardrail, not only simplified installation connection procedure, also can make guardrail bring into play well whole structure as continuous beam, be conducive to errant vehicle with less angle along the without hindrance derivation of taking advantage of a situation of guardrail, extend the contact length of collision vehicle and guardrail, thereby prolongation collision time, reduce the acceleration that subtracts of vehicle, improve the crashworthiness of guardrail, reduce passenger's injures and deaths and vehicle damage.If it is shorter that guardrail arranges length, be not easy to bring into play the guide function of guardrail, increased the danger that errant vehicle bumps.
As shown in Fig. 1～6, floor 200 is arranged on the plate face of beam slab 100 and is structure as a whole with beam slab 100, and integrative-structure has strengthened the bonding strength between beam slab 100 and floor 200, and can continuous disposable production obtain guardrail board.Floor 200 is primary structures of guardrail board, floor 200 major functions are interceptions and vehicle impact are cushioned, first Vehicular impact contacts floor 200, first by the orientation lodging buffering of floor 200, by the floor 200 after lodging, the form with similar leaf spring is folded on the plate face of beam slab 100 again, make to meet the surface integral intensity raising to the guardrail board of Vehicular impact, the lodging iterative structure that strengthens the similar leaf spring of skeleton adds the wherein damping action of layer of thermoplastic material, make whole guardrail there is good bumper and absorbing shock function, can prevent that vehicle from passing through guardrail or toppling on guardrail.The edge that described floor 200 is fixedly connected with beam slab 100 is bottom, the floor 200 opposite side edges of bottom are top relatively, extend to top from bottom with straight line, broken line or camber line form on described floor 200 surfaces, described floor 200 arranges perpendicular to described beam slab 100, or described floor 200 is inclined on the plate face of described beam slab 100, and bottom inclination angle or the overall inclination angle of described floor 200 on beam slab 100 is not less than 70 °.
Described floor 200 intervals or cross arrangement, on the plate face of beam slab 100 1 sides, leave spacing between adjacent described floor plate face.So not only save material, reduce costs, floor 200 has also had larger lodging distance, can make full use of this distance vehicle is cushioned, and absorbs crash energy, reduces the injury to vehicle and personnel.Described floor 200 is along the longitudinal symmetry arrangement of beam slab 100, arrange in groups or the setting of arranging of spacing wave-shaped projection with respect to the installing hole arranging on beam slab 100.Described floor 200 bottoms flush with beam slab frontside edge, or described floor 200 bottoms are slightly shorter than beam slab 100.
Because floor 200 has lodging to the requirement of the enterprising row buffering of beam slab 100 plate face, floor 200 preferably adopts with straight line, the form that broken line or camber line extend and there is the plank frame of certain overhang, the edge that described floor 200 is fixedly connected with beam slab 100 is bottom, the floor 200 opposite side edges of bottom are top relatively, the overhang of floor 200 from floor 200 bottoms to floor 200 tops along straight line, the length of broken line or camber line, the overhang of floor 200 has determined the lodging distance of floor 200, larger floor 200 overhangs can have good cushioning effect, the overhang of floor 200, except meeting the requirement of lodging buffering, the design stack height of the floor 100 after stacked of lodging also should be greater than the connecting bolt grease head highness at installing hole place, to prevent the resistance that connecting bolt head slides along guardrail board vehicle, stumble.Difference in height by the degree of protection of guardrail and/or floor from bottom to top is (as spacing wave-shaped projection is arranged while arranging, the setting of arranging of floor 200 spacing, its difference in height forms waveform projection), the thickness of described floor and the floor ratio along the overhang of straight line, broken line or camber line from bottom to top is 1: 3～1: 25, the thickness of described the first floor is measured along the vertical direction of axis on its cross section, and the overhang of described the first floor is measured according to the length direction of axis on its cross section.Conventionally the overhang of floor is 80～120mm.
As shown in Fig. 1～6, the floor 200 of plank frame can be selected flat board, arc, clapboard, sketch plate etc., so long as have the various plate shapes of platy structure, is all suitable for the present invention.Wherein floor 200 can be out of shape on the basis of slabbed construction.Can on the top of floor 200, be provided with flange as shown in Figure 2, the thickness that flange refers to floor 200 tops to both sides or a side is extended thickening top strengthens the impact resistance of floor 200.The another kind of mode that strengthens shock resistance and enhancing cushioning effect can adopt as shown in Figure 3,4, and described floor 200 cross sections are the wedge shape that tip thickness is greater than bottom.Tip thickness is conducive to greatly shock resistance, and wedge shape can also guide the orientation lodging of floor 200, strengthens cushioning effect.
Described floor 200 arranges polylith on the plate face of beam slab 100 1 sides, floor 200 along guardrail board length direction (beam slab is longitudinal) and from described beam slab 100 to outer process interval or cross arrangement on the plate face of beam slab 100 1 sides, the arrangement mode of floor 200 is for along the longitudinal symmetry arrangement of beam slab, arrange in groups or the setting of arranging of spacing wave-shaped projection with respect to the installing hole arranging on beam slab.
The arrangement mode of floor 200 is specially: floor 200 concentrated settings are arranged in groups or symmetry arrangement is arranged on beam slab 100 places of keeping to the side, both sides and arranges near beam slab 100 longitudinal central axis lines or with respect to the installing hole of longitudinal central axis line, also floor 200 laterally can be arranged with respect to many rows installing hole or longitudinal axis with longitudinal central axis line parallel in groups at beam slab 100.In order to produce continuously preferred floor 200, along beam slab 100, longitudinally arrange in groups or longitudinally symmetry arrangement setting, longitudinally arrange and refer to that all floors 200 are all along the length direction longitudinal arrangement of beam slab 100, can parallel upright or be obliquely installed to same direction to the floor 200 of longitudinal arrangement, also can to different directions, be obliquely installed respectively not parallel or in groups, even intersect, spacing between adjacent floor 200 can be identical, also can be different, preferably between floor 200, be arranged in parallel, and the spacing between floor 200 is identical.
The another kind of arrangement mode of floor 200 is symmetry arrangement, all floors 200 are symmetrical about floor 200 longitudinal central axis lines, can parallel upright between the floor 200 of axis one side or be obliquely installed, also can to different directions, be obliquely installed respectively not parallel or in groups to same direction, even intersect, spacing between adjacent floor 200 can be identical, also can be different, the present embodiment preferably be arranged in parallel between the floor 200 of the axis homonymy as shown in Fig. 1～6, and the spacing between floor 200 is identical.Also having a kind of arrangement mode is the setting of arranging of spacing wave-shaped projection, be about to the setting of arranging of floor 200 spacing, every floor is different along the overhang of straight line, broken line or camber line from bottom to top, and many stripe pitch are arranged, the floor that overhang is different, its difference in height forms waveform projection.As shown in Figure 5, floor 200 is different and be spaced along the overhang of straight line from bottom to top, the difference in height on floor 200 tops forms waveform projection, the floor 200 of the present embodiment waveform projection arrangement mode is symmetrical arranged with respect to the installing hole on longitudinal central axis line, the setting of arranging of the waveform projection that also can divide into groups with respect to the many rows installing hole with longitudinal central axis line parallel.Or take the longitudinal central axis line of beam slab 100 and become spacing wave-shaped projection as peak concentrated setting.
Between two adjacent described floors 200, be provided with at least one deck dowel 300 for two floors 200 are linked together, the effect of dowel 300 is the connections that strengthen between floor 200, increases the shock resistance of floor 200.Described dowel 300 is provided with disrumpent feelings mouthful of at least one place, dowel 300 and floor 200 by the disrumpent feelings mouth at least one place default on one or more layers dowel at least successively directional fracture absorb vehicle collision energy, and make the floor superimposed shock-absorbing capacity that increases floor 200 that successively lodges.Dowel 300 can be tabular, column, strip, netted etc., can all pass through a dowel 300 to be connected between two adjacent floors 200, also can be connected by a plurality of spaced dowels 300.
Described dowel 300 and floor 200 integrative-structures, strengthened the bonding strength of the two and facilitated disposable production.Between adjacent floor 200, one deck dowel 300 can be set, also the dowel 300 of multilayer can be set at the horizontal diverse location of same floor 200.
Described dowel 300 is thermoplastic composite board, or described dowel 300 is heat-stabilized wood flitch, the thermoplastic composite board of described dowel 300 or heat-stabilized wood flitch can pass through successively directional fracture of default disrumpent feelings mouth, the structure of the similar leaf spring of stacked rear formation so that floor 200 lodges together with dowel 300.
As shown in Figure 7, the serve as reasons outside interior pliable and tough shock resistance of anti-aging wear-resisting overcoat 1, overcoat 1 and without the broken cushion coat 2 unseparated two-layer structure that is combined with each other of described heat-stabilized wood flitch; Or described heat-stabilized wood flitch is for only comprising pliable and tough shock resistance and without the single layer structure of broken cushion coat 2.
With respect to overcoat 1, cushion coat 2 thickness are thicker, and cushion coat 2 thickness are can be according to the site requirements of going along with sb. to guard him different and different and consider financial cost, are generally used for the cushion coat preferred thickness of road guard at 0.5cm～3cm.Also can select buffer layer thickness higher than 3cm.
Described overcoat 1 is made for the macromolecular material that is compounded in outside cushion coat and have an ageing resistace.Overcoat 1 Main Function is the protection to inner layer material, preferential solution is the easily problem of aging, wearing and tearing of whole guardrail board outermost material, therefore need select pliable and tough, anti abrasive base resin material, in base resin material, add the anti-aging materials such as antioxidant, light stabilizer, can also add antiseptic, Nano self-cleaning material keeps its hygiene, can also add the auxiliary material that improves rigidity and abrasion resistance.In the material of overcoat 1, also comprise eye-catching color matching attractive in appearance and embedded photoluminescent material.While needing, clad also can comprise the material of reinforcing material surface impressionability.The thickness of overcoat is generally not thick, at 0.5～1mm.
When heat-stabilized wood flitch is selected the single layer structure that only has cushion coat, the position that is mainly used in not exposing, for example, in multilayer dowel, the dowel being sealed between outermost layer dowel and beam slab just can not adopt overcoat, only needs buffering.In addition, in the cushion coat of individual layer, can add some anti-oxidant, high-abrasive materials, make itself also to there is anti-aging and wear-resisting character.
The thermoplastic composite board that floor 200 adopts as shown in Figure 8,9, beam slab 100 and dowel 300, except adopting heat-stabilized wood flitch as shown in Figure 7, also can adopt thermoplastic composite board as shown in Figure 8,9.
As shown in Figure 8,9, thermoplastic composite board comprises enhancing skeleton and layer of thermoplastic material.
Described enhancing skeleton 4 is that hot strength is longitudinal or/and transversely arranged forming far above at least one section bar of thermoplastic material.Described enhancing skeleton is perpendicular to the plate face of beam slab, or strengthens skeleton and be inclined on the plate face of described beam slab, and bottom inclination angle or the overall inclination angle of described enhancing skeleton on beam slab is not less than 70 °.
Because thermoplastic composite board will have suitable mechanical strength and rigidity, strengthen skeleton 4 and in the whole plate body of thermoplastic composite board, play support, anti-collision effect, therefore, strengthen skeleton 4 and select modulus of elasticity to be greater than the section bar of the modulus of elasticity of layer of thermoplastic material, the object with certain geometrical shape that the techniques such as section bar refers to by rolling, extrudes, casting are made.The hot strength of described enhancing skeleton 4 is 1: 10～1: 150 with the ratio of the hot strength of layer of thermoplastic material, any data within the scope of this can, just need to carry out for the material of different hot strengths the selection of thickness and shape.The hot strength that preferably strengthens skeleton 4 is greater than 120MPa.Preferred tensile strength of the present invention is much larger than the section bar of layer of thermoplastic material, section bar can be selected shape, organic reinforcing profile and inorganic reinforcing profile, during use, can use separately a kind of section bar, also can section bar collocation various shape is different, that material is different use together.
Enhancing skeleton 4 of the present invention is tabular, bar shaped, tubulose, linear or pencil, or described enhancing skeleton 4 is that tabular, strip or linear pressure tabled scarf or cross section cold rolling, that welding is combined into one are tree-like, or described enhancing skeleton 4 is that a plurality of section bars are arranged side by side or arranged with interval and the compound rear overall sectional of thermoplastic are tree-like structure, the tree structure that strengthens skeleton 4 is that a plurality of section bars obtain after compound by thermoplastic.As shown in figure 10, the edge of the enhancing skeleton 4 of tree structure is all provided with the edge of a wing 41 of outside turnover, two laminations each end folded or cold rolling, that weld compound enhancing skeleton 4 is extended with respectively the edge of a wing 41 to both sides, the effect on the edge of a wing 41 is to extend in adjacent beam slab 100, dowel or flange, has strengthened overall structure.Tree structure shown in Figure 10 also a plurality of section bars is arranged side by side or arranged with interval, and the enhancing skeleton obtaining after compound by thermoplastic.A plurality of section bar arranged with intervals can be saved material, reduce costs and strengthen cushioning effect under the prerequisite of guaranteed strength.
Shape can select to have steel band, the steel wire of certain width, can also be the shaped steel (as garden type, square, angle steel, i iron, channel-section steel etc.), Guan Gang (as garden pipe, square tube, shape tube etc.) etc. of suitable depth or metallic fiber (as metal whiskers such as boron fibre and aluminium, titanium, calcium etc.); Organic and inorganic reinforcing profile comprises inorfil (as glass fiber, carbon fiber, whisker, quartz fibre, graphite fibre and ceramic fibre etc.) or section bar, organic fiber (as PAN fiber, polyethylene fibre, PA fiber, PC fiber, PVA fiber and polyester fiber etc.) or section bar, be preferably convenient to quantity-produced braiding laminated structure or strand fortifying fibre.
Described enhancing skeleton 4 can be the independent section bar of, can be also a plurality of section bar longitudinal arrangements, transversely arranged, or vertical and horizontal interlacing slabbing.When the shape of selection laminated structure or fortifying fibre section bar, can select an independent section bar as strengthening skeleton 4, and the width of the section bar of sheet and length and thermoplastic composite board width and length adapt, can narrow, too shortly have and support and shock proof effect.Other structure example of selecting the narrower independent bar shaped of distribution of width are during as round steel, steel wire, band steel, narrow steel strip, fortifying fibre, can be as required that section bar is parallel, vertical, intersect, be woven into the variety of ways such as sheet, strand and arrange to form and strengthen skeleton.
As shown in Figure 8,9, described layer of thermoplastic material is the unseparated three layer construction that is combined with each other, and is followed successively by from inside to outside to be bondingly attached to the setting course 3 strengthening on skeleton 4, pliable and tough shock resistance and without broken cushion coat 2 and anti-aging wear-resisting overcoat 1.
Described setting course 3 is resin of binding property material compatible with the materials chemistry characteristic that strengthens skeleton 4 and cushion coat 2 and mutual bonding.The selected resin of binding property material of setting course 3 has the effect of bonding simultaneously to strengthening the material of skeleton 4 and the macromolecular material of cushion coat 2, during setting course 3 selection, consider material and the character of cushion coat 2 and enhancing skeleton 4 simultaneously, the selection that strengthens skeleton 4 due to the present invention is metal, other inorganic material or organic material, cushion coat 2 is selected macromolecular material, setting course 3 is just selected metal, inorganic material and organic material, the multiple materials such as macromolecular material all have good adhesive property, and can with strengthen skeleton 4, the cushion coat 2 that macromolecular material is made closely bonds any material being combined with each other.For example cushion coat 2 adopts polyolefin (PO) class material, as polypropylene (PP) and linear polyethylene (LLDPE) blend, when enhancing skeleton 4 is chosen as steel band, setting course 3 can be selected polyethylene, also can select ethylene acrylic acid co polymer or other and the metal material completely compatible with TPO plastics, as shown in Figure 6, enhancing skeleton 4 for an independent shape or macromolecular material section bar, setting course 3 is just combined in the external surface of this shape or macromolecular material section bar, as shown in Figure 8, if the enhancing skeleton 4 of selecting multi-part type material permutation and combination to form, the surface of the section bar of each exposed appearance is combined with setting course 3.
Described cushion coat 2 is coated outside described setting course 3 and is made without broken macromolecular material by shock resistance.Cushion coat 2 is identical with cushion coat 2 materials in heat-stabilized wood flitch, does not repeat them here.
Described overcoat 1 is made for being compounded in cushion coat 2 macromolecular material outer and that have an ageing resistace.Overcoat 1 preferentially overcome material easily aging, wearing and tearing defect.Overcoat 1 is identical with overcoat 1 material in heat-stabilized wood flitch, does not repeat them here.
It is 10%～90% that the percentage by weight of described enhancing skeleton 4 in thermoplastic composite board varies in size by the hot strength that strengthens skeleton, setting course 3 thickness are 0.1～0.25mm, described cushion coat 2 thickness are 0.5cm～3cm, thickness much larger than setting course 3 and overcoat 1, described overcoat 1 thickness is for being greater than 0.8mm, and material thickness depends primarily on requirement of strength and functional requirement and the material therefor characteristic such as shock resistance flexibility, shock-resistant fragmentation of thermoplastic composite board.
As shown in Fig. 1～6, beam slab 100 is generally connected with spaced obstruction block by installing hole 500, and obstruction block is connected to form guardrail with the column fixing on the ground.The effect of obstruction block is to prevent that the resistance that column slides along guardrail board vehicle from stumbling, and prevent the danger that produces cut after vehicle body and column bump against, or bounce-back causes serious consequence.Described beam slab 100 is platy structure, can be the various templates such as flat board, arc, hollow sheeting, sketch plate.
On described beam slab 100 and described dowel 300, correspondence has installing hole 500, beam slab 100 and the described dowel 300 at installing hole 500 places can be arranged on thermoplastic composite board, also can be arranged on heat-stabilized wood flitch, at least one in preferred described installing hole 500 place beam slabs 100 and dowel 300 is that thermoplastic composite board and mounting hole site are in strengthening on skeleton.Installing hole 500 is opened strengthening on skeleton, to guarantee to protect the breast board of installation and the bonding strength of obstruction block, and can when whole column starts to lodge downwards, be that guardrail board and column depart to prevent that guardrail board from lodging with column, makes errant vehicle go out guardrail.
In order to prevent that moisture from entering into the enhancing skeleton 4 corrosions damages that enhancing skeleton 4 causes corrosion susceptible materials to make in installing hole 500, the otch that the correspondence of such guardrail board in described installing hole 500 strengthens skeleton 4 is coated with layer of thermoplastic material, enhancing skeleton 4 is coated on to inside completely, prevents that its corrosion from damaging.Or described beam slab 100 is heat-stabilized wood flitch, in described heat-stabilized wood flitch, forms the outer field part of whole guardrail board and comprise anti-aging wear-resisting overcoat 1.Described overcoat and described thermoplastic material are the unseparated two-layer structure that is combined with each other, and have suitable pliability to absorb the collision energy of vehicle and to avoid fracture and fragmentation.Thermoplastic material plated construction is identical with the structure of dowel 300, does not repeat them here.
Below enumerate several specific embodiment, by the setting of above-mentioned beam slab 100, floor 200, dowel 300 with arrange and be specifically described:
In embodiment 1, guardrail board as shown in Figure 1, beam slab 100 is flat heat-stabilized wood flitch, on the axis of beam slab 100, interval has a plurality of installing holes 500, floor 200 arranges eight along beam slab 100 parallel longitudinals, wherein two are arranged on beam slab 100 both sides of the edge, other are uniformly distributed to beam slab 100 center positions successively, and these eight floors 200 are symmetrical about beam slab 100 longitudinal center's axis, between adjacent floor 200, be all respectively arranged with dowel 300, dowel 300 is plank frame, and adjacent floor 200 is from first to last connected together.Dowel 300 is vertical or be basically perpendicular to floor 200, and the position of dowel 300 is identical, is all near beam slab 100, about 1/3rd places of floor 200.Floor 200 all adopts thermoplastic composite board, wherein strengthen skeleton 4 and adopt steel band, and be that two steel bands are pressed together to Formation cross-section is tree-shaped structure through cold rolling, steel band edge on floor 200 tops combines, steel band in floor 200 bottoms is bent to form the 41， edge of a wing, the edge of a wing 41 to both sides separation and combines with beam slab 100.In dowel 300, the installing hole tapping in the middle of only having adopts thermoplastic composite board, and all the other adopt heat-stabilized wood flitch.Beam slab 100, floor 200, dowel 300 integrative-structures, disposal molding makes.
Embodiment 5, guardrail board are as shown in Figure 5 the improvement of carrying out on the basis of embodiment 4, setting vertical with floor 200 or substantially vertically disposed dowel 300 in embodiment 4 are changed into floor 200 arranged in a crossed manner, be that angle between floor 200 and dowel 300 is not 0 ° of left and right or 90 ° of left and right, can select between 10～70 °, preferably at 30～60 °.All the other structures, with embodiment 4, do not repeat them here.All the other structures do not repeat them here with embodiment 4.
Embodiment 6, guardrail board are as shown in Figure 6 the improvement of carrying out on the basis of embodiment 1, it is the mode that a kind of waveform projection is arranged, be a plurality of floor 200 spaced and parallel settings, and a plurality of floors 200 from bottom to top overhang not identical, make the top of a plurality of floors 200 form waveform.In the present embodiment, two floors, 200 width at beam slab 100 centers are minimum, and two floor 200 width that beam slab 100 both sides of the edge arrange are respectively a bit larger tham or equal two floor 200 width of beam slab 100 centers settings.All the other structures do not repeat them here with embodiment 1.
Claims (14)
1. a rib shape guardrail board, it is characterized in that, comprise beam slab, at beam slab plate face, a plurality of and floor beam slab integrative-structure is set, described beam slab and floor extend along the length direction of guardrail board, and described beam slab and described floor are all extend continuously in the same way and receive and make the sheet material of rolling up or cutting into piece, described beam slab is thermoplastic composite board or heat-stabilized wood flitch, described floor is thermoplastic composite board, and described thermoplastic composite board comprises enhancing skeleton, at described enhancing skeleton, is coated with layer of thermoplastic material;
The layer of thermoplastic material of described thermoplastic composite board is the unseparated three layer construction that is combined with each other, and is followed successively by from inside to outside to be bondingly attached to the setting course strengthening on skeleton, pliable and tough shock resistance and without broken cushion coat and anti-aging wear-resisting overcoat.
2. rib shape guardrail board according to claim 1, it is characterized in that, between the layer of thermoplastic material of described thermoplastic composite board and strong skeleton, gapless is combined into one, and under 20 ℃ ± 5 ℃ conditions, the stripping intensity strengthening between skeleton and layer of thermoplastic material is greater than 75N/cm.
3. rib shape guardrail board according to claim 1, it is characterized in that, the bottom, edge that described floor is fixedly connected with beam slab, the floor opposite side edge of bottom is top relatively, extend from top, bottom with straight line, broken line or camber line form on described floor surface, and described floor is perpendicular to described beam slab setting; Or described floor is inclined on the plate face of described beam slab and states bottom inclination angle or the overall inclination angle of floor on beam slab and is not less than 70 °.
4. rib shape guardrail board according to claim 3, is characterized in that, the top of described floor is provided with flange, or institute's floor cross section is the wedge shape that tip thickness is greater than bottom thickness; Described floor bottom flushes with beam slab edge, or described rib bottom is slightly shorter than beam slab.
5. rib shape guardrail board according to claim 3, it is characterized in that, press degree of protection and/or the difference in height of floor from bottom to top of guardrail, the minimum thickness of described floor and the floor ratio along the overhang of straight line, broken line or camber line from bottom to top is 1: 3～1: 25, the thickness of described the first floor is measured along the vertical direction of axis on its cross section, and the overhang of described the first floor is measured according to the length direction of axis on its cross section.
6. rib shape guardrail board according to claim 1, is characterized in that, described floor interval or cross arrangement, on the plate face of beam slab one side, leave spacing between adjacent described floor plate face.
7. rib shape guardrail board according to claim 1, is characterized in that, described floor is along the longitudinal symmetry arrangement of beam slab, arrange in groups or the setting of arranging of waveform projection with respect to the installing hole arranging on beam slab.
8. rib shape guardrail board according to claim 1, it is characterized in that, between two adjacent described floors, be provided with at least one deck dowel for two floors are linked together, described dowel and floor integrative-structure, described dowel is thermoplastic composite board, or described dowel is heat-stabilized wood flitch.
9. according to rib shape guardrail board claimed in claim 8, it is characterized in that, described dowel is provided with disrumpent feelings mouthful of at least one place, and successively directional fracture is superimposed to absorb energy and floor is successively lodged to make dowel.
10. according to rib shape guardrail board claimed in claim 1, it is characterized in that serve as reasons in outside anti-aging wear-resisting overcoat, the overcoat pliable and tough shock resistance and without the broken cushion coat unseparated two-layer structure that is combined with each other of described heat-stabilized wood flitch; Or described heat-stabilized wood flitch is for only comprising pliable and tough shock resistance and without the single layer structure of broken cushion coat.
11. rib shape guardrail board according to claim 1, is characterized in that, described setting course is resin of binding property material compatible with the chemical characteristic that strengthens skeleton and cushion coat and mutual bonding; Outside the coated described setting course of described cushion coat and by pliable and tough and impact, without broken macromolecular material, make; Described overcoat is to be compounded in cushion coat macromolecular material outer and that have an ageing resistace to make.
12. rib shape guardrail board according to claim 1, it is characterized in that, described enhancing skeleton is tabular, bar shaped, tubulose, linear or pencil, or described enhancing skeleton is that tabular, strip or linear pressure tabled scarf or cross section cold rolling, that welding is combined into one are tree-like; Or described enhancing skeleton is that a plurality of section bars are arranged side by side or arranged with interval and the compound rear overall sectional of thermoplastic are tree-like structure.
13. according to the rib shape guardrail board described in claim 1～10 any one, it is characterized in that, described beam slab can be at least one template in flat board, arc, hollow sheeting, sketch plate.
14. rib shape guardrail board according to claim 8, it is characterized in that, on described beam slab and described dowel, correspondence has installing hole, at least one in described installing hole place beam slab and dowel is thermoplastic composite board, and in described installing hole, the incision of the enhancing skeleton of corresponding corrosion susceptible materials is coated with layer of thermoplastic material.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210017548.8A CN102535367B (en) | 2012-01-19 | 2012-01-19 | Ribbed guardrail plate |
| PCT/CN2012/083766 WO2013107201A1 (en) | 2012-01-19 | 2012-10-30 | Rib-shaped guiderail panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210017548.8A CN102535367B (en) | 2012-01-19 | 2012-01-19 | Ribbed guardrail plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102535367A CN102535367A (en) | 2012-07-04 |
| CN102535367B true CN102535367B (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210017548.8A Expired - Fee Related CN102535367B (en) | 2012-01-19 | 2012-01-19 | Ribbed guardrail plate |
Country Status (2)
| Country | Link |
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| CN (1) | CN102535367B (en) |
| WO (1) | WO2013107201A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535367B (en) * | 2012-01-19 | 2014-03-12 | 湖南金鸿科技工业股份有限公司 | Ribbed guardrail plate |
| CN114104261B (en) * | 2022-01-24 | 2022-04-12 | 中国空气动力研究与发展中心空天技术研究所 | Wing beam of composite wing aircraft |
| GB2621326A (en) * | 2022-08-04 | 2024-02-14 | Praesidiad Holding Bvba | Fence panel |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2198308Y (en) * | 1994-04-20 | 1995-05-24 | 北京中和经济技术开发公司 | Glass fiber reinforced plastic safety fence |
| DE29821322U1 (en) * | 1998-11-28 | 1999-05-12 | Warncke Rolf Peter | Guard rails for highways or the like. |
| CN1393600A (en) * | 2001-06-22 | 2003-01-29 | 胡金水 | Highway protecting fence made of composite material and its making method |
| JP2003041540A (en) * | 2001-07-30 | 2003-02-13 | Sekisui Plastics Co Ltd | Resin protection fence |
| CN2644499Y (en) * | 2003-08-12 | 2004-09-29 | 樊新 | Rad guard bar component |
| CN101023222A (en) * | 2004-07-28 | 2007-08-22 | 佑偳尔泰克株式会社 | Resin guardrail |
| CN201132947Y (en) * | 2007-11-22 | 2008-10-15 | 浙江省舟山连岛工程建设指挥部 | Assembled guard railing structure |
| CN101294374A (en) * | 2007-04-27 | 2008-10-29 | 新疆蓝山屯河化工有限公司 | Anti-collision protection fence plate for highway |
| CN201695362U (en) * | 2010-06-18 | 2011-01-05 | 成都科健高分子材料有限公司 | Cement guardrail |
| CN202577199U (en) * | 2012-01-19 | 2012-12-05 | 湖南金鸿科技工业股份有限公司 | Ribbed barrier plate |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5921702A (en) * | 1996-08-01 | 1999-07-13 | Fitch; John C. | Displaceable guard rail barriers |
| DE29617846U1 (en) * | 1996-10-14 | 1997-02-06 | Sps Schutzplanken Gmbh | Post arrangement for a passive protective device having guard rails |
| CN2481750Y (en) * | 2001-06-22 | 2002-03-13 | 胡金水 | Composite material wave beam of highway guard fence |
| WO2011000127A1 (en) * | 2009-06-30 | 2011-01-06 | Cheng Fuyao | Guardrail and fixing device |
| CN201809729U (en) * | 2010-08-16 | 2011-04-27 | 中交第一公路勘察设计研究院有限公司 | Safety protective device for elastic-plastic steel structure |
| KR20120056993A (en) * | 2010-11-26 | 2012-06-05 | 박병준 | Three-dimension type guard rail made of composite material with vertical reinforcing rib |
| CN102305344B (en) * | 2011-08-23 | 2014-07-30 | 深圳金鸿机械电气制造有限公司 | Reinforced thermoplastic composite structure wall-pipe pipe workpiece and strip material and complete set of production devices thereof |
| CN102535367B (en) * | 2012-01-19 | 2014-03-12 | 湖南金鸿科技工业股份有限公司 | Ribbed guardrail plate |
-
2012
- 2012-01-19 CN CN201210017548.8A patent/CN102535367B/en not_active Expired - Fee Related
- 2012-10-30 WO PCT/CN2012/083766 patent/WO2013107201A1/en active Application Filing
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2198308Y (en) * | 1994-04-20 | 1995-05-24 | 北京中和经济技术开发公司 | Glass fiber reinforced plastic safety fence |
| DE29821322U1 (en) * | 1998-11-28 | 1999-05-12 | Warncke Rolf Peter | Guard rails for highways or the like. |
| CN1393600A (en) * | 2001-06-22 | 2003-01-29 | 胡金水 | Highway protecting fence made of composite material and its making method |
| JP2003041540A (en) * | 2001-07-30 | 2003-02-13 | Sekisui Plastics Co Ltd | Resin protection fence |
| CN2644499Y (en) * | 2003-08-12 | 2004-09-29 | 樊新 | Rad guard bar component |
| CN101023222A (en) * | 2004-07-28 | 2007-08-22 | 佑偳尔泰克株式会社 | Resin guardrail |
| CN101294374A (en) * | 2007-04-27 | 2008-10-29 | 新疆蓝山屯河化工有限公司 | Anti-collision protection fence plate for highway |
| CN201132947Y (en) * | 2007-11-22 | 2008-10-15 | 浙江省舟山连岛工程建设指挥部 | Assembled guard railing structure |
| CN201695362U (en) * | 2010-06-18 | 2011-01-05 | 成都科健高分子材料有限公司 | Cement guardrail |
| CN202577199U (en) * | 2012-01-19 | 2012-12-05 | 湖南金鸿科技工业股份有限公司 | Ribbed barrier plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102535367A (en) | 2012-07-04 |
| WO2013107201A1 (en) | 2013-07-25 |
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