CN101761045B - Single wave beam guardrail plate and single wave beam steel guardrail - Google Patents
Single wave beam guardrail plate and single wave beam steel guardrail Download PDFInfo
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- CN101761045B CN101761045B CN2009101804625A CN200910180462A CN101761045B CN 101761045 B CN101761045 B CN 101761045B CN 2009101804625 A CN2009101804625 A CN 2009101804625A CN 200910180462 A CN200910180462 A CN 200910180462A CN 101761045 B CN101761045 B CN 101761045B
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Abstract
The invention discloses a single wave beam guardrail plate and a single wave beam steel guardrail; wherein the single wave beam guardrail plate comprises a guardrail plate body which is rolled integrally, upper and lower edges which are axially and symmetrically distributed on the guardrail plate body, and two energy collecting rings with the same structure; the cross section of the guardrail plate body is arc, the two energy collecting rings are spirally curled inwards along the protruding direction of the guardrail plate body from the upper and lower edges of the guardrail plate body. The single wave beam guardrail plate and the single wave beam steel guardrail have the advantages of high anti-collision level, strong buffer capacity and artistic appearance which are the disadvantages of the existing single wave beam steel guardrail.
Description
Technical field
The present invention relates to be applicable to the collision prevention of vehicle facility of highway and bridge, particularly, relate to a kind of single ripple beam guardrail board and single ripple joist steel guardrail.
Background technology
Along with the fast development of highway in China construction and communication, traffic safety is faced with severe situation, and anticollision barrier is being brought into play important protective action as a kind of safety device to the traffic safety of highway and bridge.
Usually, anticollision barrier mainly comprises three kinds of stiff safety fence, semi-rigidity rail and flexible safety fences.Wherein, stiff safety fence is main with concrete guardrail, mainly contains New Jersey safety barrier and combined type guard bar, and the rigidity of this concrete guardrail is excessive, and the ability of buffering and absorption vehicle energy is little, when vehicle's center of gravity is higher, after collision, crosses concrete guardrail easily; When vehicle's center of gravity is low, after collision, cause interior rollover easily.Semi-rigidity rail is main with corrugated beam barrier and post and beam guardrail, and corrugated beam barrier is divided into two ripple guardrails and three ripple guardrails, and this corrugated beam barrier need rely on the distortion up and down of steel plate to absorb vehicle energy, and rolled steel dosage is big, and landscape effect is poor; The post and beam guardrail is made up of many parallel steel tube, is divided into circle and rectangle, and the collision grade of these post and beam guardrails is lower.
At present, no matter the anticollision barrier that uses on highway of China and the bridge is cart or dolly to all vehicle set, all hits when bumping on this guardrail of same anti-collision level.But the anticollision barrier of protection dolly needs flexible setting, and the anticollision barrier of protection cart needs the rigidity setting; And semirigid anticollision barrier, degree of protection is on the low side and the steel use amount is bigger concerning cart.
In fact, anticollision barrier when blocking errant vehicle, should have enough pooling features as a kind of important security protection facility; That is to say that anticollision barrier should have enough anti-collision level, have enough pooling features again, subdue vehicle energy with classification, when dolly collided, pooling feature played a role, and let dolly stop or derivation smoothly; When cart collides, block earlier vehicle buffering the time and vehicle is stopped or derive, can not pass through or cross.Simultaneously, the anticollision barrier as urban road and scenic spot highway should have certain aesthetic.
Summary of the invention
The objective of the invention is to,, propose a kind of single ripple beam guardrail board and single ripple joist steel guardrail, to realize that anti-collision level is high, buffer capacity is strong and the advantage of good looking appearance to the problems referred to above.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is: a kind of single ripple beam guardrail board comprises the guardrail board body that the one rolling forms, and axially is distributed in last lower limb and two identical energy-gathering rings of structure of said guardrail board body symmetrically; The cross section of said guardrail board body is curved; Respectively to the protrusion direction of guardrail board body, inwardly helix-coil forms said two energy-gathering rings by the last lower limb of guardrail board body.
Further, in said two energy-gathering rings, the cross section of each energy-gathering ring is the tube-in-tube structure that first steel pipe socket is connected on the second steel pipe inwall, and the tube wall of said first steel pipe and second steel pipe has common sections at the high spot near the guardrail board body.
Further, in said two energy-gathering rings, first steel tube place of first energy-gathering ring is a common tangent at cylindrical in first steel tube place of the cylindrical and second energy-gathering ring, and is vertical with a radius of said guardrail board body; Second steel tube place of said first energy-gathering ring is a common tangent at cylindrical in second steel tube place of the cylindrical and second energy-gathering ring, and is vertical with a radius of said guardrail board body; Second steel tube place of said first energy-gathering ring is the mid point at a common tangent of cylindrical in second steel tube place of the cylindrical and second energy-gathering ring, overlaps with the arc length center of said guardrail board body; First steel tube place of said first energy-gathering ring is at the center of circle of cylindrical or interior circle and the line of first steel tube place between the center of circle of cylindrical or interior circle of second energy-gathering ring, and is vertical with a radius of said guardrail board body; Second steel tube place of said first energy-gathering ring is at the center of circle of cylindrical or interior circle and the line of second steel tube place between the center of circle of cylindrical or interior circle of second energy-gathering ring, and is vertical with a radius of said guardrail board body; First steel tube place of said first energy-gathering ring or second energy-gathering ring is the inscribed circle of second steel tube place at interior circle at interior circle.
Further, in said tube-in-tube structure, said first steel tube place at exradius less than second steel tube place at 60% of exradius; In said tube-in-tube structure, said first steel pipe is installed with wire rope or steel strand vertically, is used to make the guardrail board subelement to produce prestressing.
Simultaneously, another technical scheme that the present invention adopts is: a kind of single ripple joist steel guardrail according to above-described single ripple beam guardrail board, comprise a plurality of fence units that horizontal order is provided with, and assembling connects between said a plurality of fence units; In said a plurality of fence units; Each fence unit comprises many root posts that vertical spacing is provided with; Vertical with said many root posts and laterally be located at the single or multiple lift guardrail board subelement of said many root posts homonymy, and be located at a plurality of obstruction blocks between said single or multiple lift guardrail board subelement and the corresponding column; Said guardrail board subelement is identical with the structure of single ripple beam guardrail board; Assembling connects between said single or multiple lift guardrail board subelement and the corresponding obstruction block, assembling connection between said obstruction block and the corresponding column; In said a plurality of fence units, in the single or multiple lift guardrail board subelement in each fence unit and the adjacent fence unit between the corresponding guardrail board subelement assembling connect.
Further, the junction of corresponding guardrail board subelement near the column of correspondence, is provided with the scab that is used to connect adjacent guardrail board subelement in the single or multiple lift guardrail board subelement in said each fence unit and the adjacent fence unit; Assembling connects between said scab and the corresponding guardrail board subelement, simultaneously with corresponding obstruction block between assembling connect.
Further, said scab is for connecting the steel plate or the round plug that disappears.
Further, in said each fence unit, in the arc groove of said single or multiple lift guardrail board subelement, be axially arranged with the reinforcement steel pipe respectively, said reinforcement steel pipe is between the scab and obstruction block of correspondence; Said guardrail board subelement is with corresponding scab and strengthen that assembling connects between the steel pipe, simultaneously with corresponding obstruction block between assembling connect.
Further, in said each fence unit, in the vertical direction, said multilayer guardrail board subelement and the distance between the corresponding column are bottom-up all identical or reduce successively; In the vertical direction, the bottom-up all identical or increase successively of the width of said multilayer guardrail board subelement, the bottom-up all identical or increase successively of thickness; In the vertical direction, the bottom-up all identical or increase successively of the diameter of the energy-gathering ring of said multilayer guardrail board subelement.
Further, in said each fence unit, in the vertical direction, the diameter of the reinforcement steel pipe that is equipped with said multilayer guardrail board subelement is bottom-up all identical or reduce successively.
Further, in said single or multiple lift guardrail board subelement, every layer of guardrail board subelement comprises single side protecting breast board subelement and two-sided guardrail board subelement; Said single side protecting breast board subelement is identical with the structure of single ripple beam guardrail board, and said two-sided guardrail board subelement is formed by connecting two single ripple beam guardrail board subtends; In said two-sided guardrail board subelement, the arc convex of the guardrail board body of said two single ripple beam guardrail board is provided with in opposite directions, and assembling connects between the guardrail board body.
Use single ripple joist steel guardrail of various embodiments of the present invention, when dolly and this list ripple joist steel guardrail bumped, in the vertical direction destroyed the less bottom guardrail board subelement of rigidity earlier, and the energy-gathering ring of bottom guardrail board subelement is opened rapidly, the absorption vehicle energy; When cart and this list ripple joist steel guardrail bump; Destroy less bottom guardrail board subelement of rigidity and bottom earlier and strengthen steel pipe; Next destroys the bigger middle level guardrail board subelement of rigidity and steel pipe is strengthened in the middle level, destroys maximum top layer guardrail board subelement of rigidity and top layer at last and strengthens steel pipe.
For dolly, when bumping, just destroyed bottom guardrail board subelement and bottom and strengthened steel pipe with single ripple joist steel guardrail; For speed and the bigger cart of quality; When bumping with single ripple joist steel guardrail; The rigidity of single ripple joist steel guardrail can by flexibility to semi-rigid, carry out transition by semi-rigid to rigidity again; Not only can the classification buffering discharge vehicle energy, and the airflow design of this single ripple joist steel guardrail also can be played guide effect preferably to vehicle '.
In addition; When vehicle and single ripple joist steel guardrail bump; Energy-gathering ring curls, and can prevent to tear single ripple beam guardrail board because of the excessive upper and lower sides from the guardrail board body of impact force, can suitably open again; Thereby the fast Absorption vehicle energy, and form the view pattern of symmetry with the guardrail board body of arc.
Single ripple beam guardrail board of various embodiments of the present invention and single ripple joist steel guardrail, wherein, single ripple beam guardrail board comprises the guardrail board body that the one rolling forms, and axially is distributed in last lower limb and two identical energy-gathering rings of structure of guardrail board body symmetrically; The cross section of guardrail board body is curved, and respectively to the protrusion direction of guardrail board body, inwardly helix-coil forms by the last lower limb of guardrail board body for two energy-gathering rings; Single ripple joist steel guardrail is provided with based on this list ripple beam guardrail board, and when dolly and this list ripple joist steel guardrail bumped, in the vertical direction had only destroyed and is positioned at the less single ripple beam guardrail board of rigidity below the column; And when single ripple beam guardrail board was damaged, corresponding energy-gathering ring was opened rapidly, absorbed vehicle energy; When cart and single ripple joist steel guardrail bumped, in the vertical direction destroyed earlier and is positioned at the less single ripple beam guardrail board of column below rigidity; Make progress successively then; Destroy the bigger single ripple beam guardrail board of rigidity, can cushion like this, and vehicle energy is eliminated in classification; Prolong collision time, protected the driver and conductor well; Anti-collision level is low in the prior art, buffer capacity weak and the inaesthetic defective of profile thereby can overcome, to realize that anti-collision level is high, buffer capacity is strong and the advantage of good looking appearance.
Other features and advantages of the present invention will be set forth in manual subsequently, and, partly from manual, become obvious, perhaps understand through embodiment of the present invention.The object of the invention can be realized through the structure that in the manual of being write, claims and accompanying drawing, is particularly pointed out and obtained with other advantage.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of manual, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the partial structurtes sketch map of the rear elevation of single ripple beam guardrail board according to the present invention;
Fig. 2 is the structural representation of the left view of single ripple beam guardrail board according to the present invention;
Fig. 3 is the structural representation one of the left view of individual layer list ripple joist steel guardrail in single ripple joist steel guardrail according to the present invention;
Fig. 4 is the partial structurtes sketch map of the front view of the single ripple joist steel of multilayer guardrail in single ripple joist steel guardrail according to the present invention;
Fig. 5 is the partial structurtes sketch map one of the left view of the single ripple joist steel of multilayer guardrail in single ripple joist steel guardrail according to the present invention;
Fig. 6 is the partial structurtes sketch map two of the left view of the single ripple joist steel of multilayer guardrail in single ripple joist steel guardrail according to the present invention;
Fig. 7 is the partial structurtes sketch map three of the left view of the single ripple joist steel of multilayer guardrail in single ripple joist steel guardrail according to the present invention;
Fig. 8 is the structural representation of the left view of two-sided single ripple beam guardrail board in single ripple joist steel guardrail according to the present invention.
In conjunction with accompanying drawing, Reference numeral is following in the embodiment of the invention:
The 1-first guardrail board subelement; The 2-column; The 3-obstruction block; 4-strengthens steel pipe; The 5-scab; The 6-splice bolt; 7-splices nut; The 8-connecting bolt; 9-attaching nut; 10-wire rope or steel strand; The 11-second guardrail board subelement; 12-first set bolt; 13-first hold-down nut; The 14-bolt hole; 15-guardrail board body; 16-first energy-gathering ring; 17-second energy-gathering ring; 18-first steel pipe; 19-second steel pipe.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
Single ripple beam guardrail board embodiment
Embodiment one
According to the embodiment of the invention, a kind of single ripple beam guardrail board is provided.As depicted in figs. 1 and 2, present embodiment comprises the guardrail board body 15 that the one rolling forms, and axially is distributed in last lower limb and two identical energy-gathering rings of structure of guardrail board body 15 symmetrically.Wherein, the cross section of guardrail board body 15 is curved; Respectively to the protrusion direction of guardrail board body 15, inwardly helix-coil forms by the last lower limb of guardrail board body 15 for two energy-gathering rings.
Further, in above-mentioned two energy-gathering rings, the cross section of each energy-gathering ring is the tube-in-tube structure that first steel pipe 18 is socketed in second steel pipe, 19 inwalls, and the tube wall of first steel pipe 18 and second steel pipe 19 has common sections at the high spot near guardrail board body 15.
Further, in above-mentioned two energy-gathering rings, a common tangent of first steel pipe, the 18 place cylindricals of first steel pipe, the 18 place cylindricals of first energy-gathering ring 16 and second energy-gathering ring 17 is vertical with a radius of guardrail board body 15; In like manner, a common tangent of second steel pipe, the 19 place cylindricals of second steel pipe, the 19 place cylindricals of first energy-gathering ring 16 and second energy-gathering ring 17 is vertical with a radius of guardrail board body 15.
Further, the mid point of a common tangent of second steel pipe, the 19 place cylindricals of second steel pipe, the 19 place cylindricals of above-mentioned first energy-gathering ring 16 and second energy-gathering ring 17 overlaps with the arc length center of guardrail board body 15.
Further, the line between first steel pipe, the 18 place cylindricals of first steel pipe, the 18 place cylindricals of above-mentioned first energy-gathering ring 16 or the center of circle of interior circle and second energy-gathering ring 17 or the center of circle of interior circle is vertical with a radius of guardrail board body 15; In like manner, the line between second steel pipe, the 19 place cylindricals of second steel pipe, the 19 place cylindricals of first energy-gathering ring 16 or the center of circle of interior circle and second energy-gathering ring 17 or the center of circle of interior circle is vertical with a radius of guardrail board body 15.
Further, circle is the inscribed circle of circle in second steel pipe, 19 places in first steel pipe, 18 places of above-mentioned first energy-gathering ring 16 or second energy-gathering ring 17.
Further, in the tubular structure, first steel pipe, 18 place exradius are less than 60% of second steel pipe, 19 place exradius in aforementioned tube.
In addition, in the present embodiment, on guardrail board body 15, can offer circular or oval-shaped bolt hole 14 symmetrically.
Embodiment two
Different with the foregoing description is, in the present embodiment, in each tube-in-tube structure, first steel tube place at exradius less than second steel tube place at 55% of exradius.
Embodiment three
Different with the foregoing description is, in the present embodiment, in each tube-in-tube structure, first steel tube place at exradius less than second steel tube place at 50% of exradius.
Single ripple joist steel guardrail embodiment
Embodiment one
According to the embodiment of the invention,, a kind of single ripple joist steel guardrail is provided according to above-described single ripple beam guardrail board.As shown in Figure 3, present embodiment comprises a plurality of fence units that horizontal order is provided with, and assembling connects between a plurality of fence units; In a plurality of fence units, in the individual layer guardrail board subelement in each fence unit and the adjacent fence unit between the corresponding guardrail board subelement assembling connect.Here, the quantity of fence unit can be according to the physical length setting of highway or bridge; In addition, the guardrail board subelement is identical with the structure of single ripple beam guardrail board, can repeat no more at this referring to the related description of single ripple beam guardrail board embodiment.
In above-mentioned a plurality of fence units; Each fence unit comprises the root post that vertical spacing is provided with; Vertical with a root post and laterally be located at the individual layer guardrail board subelement of a root post homonymy, and be located at an obstruction block between an individual layer guardrail board subelement and the root post.Wherein, assembling is connected between individual layer guardrail board subelement and the obstruction block, and assembling is connected between obstruction block and the root post.
Further, the junction of corresponding guardrail board subelement near the column of correspondence, is provided with the scab that is used to connect adjacent guardrail board subelement in the individual layer guardrail board subelement in each fence unit and the adjacent fence unit; Assembling connects between scab and the corresponding guardrail board subelement, simultaneously with corresponding obstruction block between assembling connect.
In the above-described embodiments, above-mentioned scab can be to connect steel plate, also can be the round plug that disappears; Can splice through the mode that connects the steel plate or the round plug that disappears between a plurality of guardrail board subelements.Wherein, through connecting the steel plate splicing, be meant the one section steel plate that uses to press close to,, two sections single ripple beam guardrail board are spliced with the form that assembling connects with the arc protective breast board body of guardrail board subelement; Through the round plug splicing that disappears; Be meant that the energy-gathering ring (being steel pipe) with the upper and lower sides of a guardrail board subelement two ends end amputates; Remaining guardrail board body is incorporated in the rear side of the guardrail board body of adjacent two guardrail board subelements; Bolt hole through designing in advance on adjacent two guardrail board subelements tights a bolt, and each adjacent guardrail board subelement is spliced.
Further, in above-mentioned each fence unit, in the arc groove of individual layer guardrail board subelement, be axially arranged with the reinforcement steel pipe, strengthen steel pipe between the scab and obstruction block of correspondence; The guardrail board subelement is with corresponding scab and strengthen that assembling connects between the steel pipe, simultaneously with corresponding obstruction block between assembling connect.In Fig. 3, column is labeled as 2, and obstruction block is labeled as 3, strengthens steel pipe and is labeled as 4, and scab is labeled as 5.
Particularly, in Fig. 3, order is connected with splicing nut 7 assemblings through splice bolt 6 between individual layer guardrail board subelement, scab, reinforcement steel pipe and the obstruction block, is connected with attaching nut's 9 assemblings through connecting bolt 8 between obstruction block and the column.
Embodiment two
Different with the foregoing description one is; In the present embodiment, in above-mentioned a plurality of fence units, in two energy-gathering rings of individual layer guardrail board subelement; Axially be installed with wire rope or steel strand respectively; Be used for being connected in series the corresponding guardrail board subelement of a plurality of fence units, make the guardrail board subelement produce prestressing force, make single ripple joist steel guardrail have the double grading of semi-rigidity rail and flexible safety fence.In Fig. 3, wire rope or steel strand are labeled as 10.
In the present embodiment; In two energy-gathering rings of individual layer guardrail board subelement, be installed with wire rope or steel strand; When vehicle and single ripple joist steel guardrail bumped, the individual layer guardrail board subelement of each fence unit not only can link into an integrated entity through assembling, unites stressed; And when individual layer guardrail board subelement is being about to be severed or bolt when critical condition such as being about to broken, wire rope or steel strand will play a role, and make the same layer guardrail board subelement of each fence unit carry out cooperative bearing.
Embodiment three
Different with the foregoing description one or embodiment two is that in the present embodiment, in above-mentioned individual layer guardrail board subelement, every layer of guardrail board subelement can be single side protecting breast board subelement, also can be two-sided guardrail board subelement.
Wherein, single side protecting breast board subelement is identical with the structure of single ripple beam guardrail board, and two-sided guardrail board subelement is spliced by two single ripple beam guardrail board.As shown in Figure 8, in two-sided guardrail board subelement, the arc convex of the guardrail board body of two single ripple beam guardrail board is provided with in opposite directions, and assembling connects between the guardrail board body.
In Fig. 8; Two-sided guardrail board subelement comprises that the guardrail board body of the first guardrail board subelement 1 and the second guardrail board subelement, 11, the first guardrail board subelements 1 is connected with first hold-down nut, 13 assemblings through first set bolt 12 with the guardrail board body of the second guardrail board subelement 11.
Embodiment four
According to the embodiment of the invention,, a kind of single ripple joist steel guardrail is provided according to above-described single ripple beam guardrail board.Like Fig. 4 and shown in Figure 5, present embodiment comprises a plurality of fence units that horizontal order is provided with, and assembling connects between a plurality of fence units; In each fence unit, comprise many root posts that vertical spacing is provided with, vertical with many root posts and laterally be located at the multilayer guardrail board subelement of many root posts homonymy, and be located at a plurality of obstruction blocks between multilayer guardrail board and the corresponding column; Wherein, assembling connects between multilayer guardrail board subelement and the corresponding obstruction block, assembling connection between obstruction block and the corresponding column.Here, the guardrail board subelement is identical with the structure of single ripple beam guardrail board, can repeat no more at this referring to the related description of single ripple beam guardrail board embodiment.In Fig. 4, a root post is labeled as 2.
In above-mentioned a plurality of fence units, in the multilayer guardrail board subelement in each fence unit and the adjacent fence unit between the corresponding guardrail board subelement assembling connect.
In the present embodiment, the quantity of fence unit can be according to the physical length setting of highway or bridge, particularly; In each fence unit; Two root posts and three layers of guardrail board subelement can be set, and two root posts vertically are provided with, three layers of guardrail board subelement horizontally set.
Further, in above-mentioned each fence unit, the junction of corresponding guardrail board subelement near the column of correspondence, is provided with the scab that is used to connect adjacent guardrail board subelement in three layers of guardrail board subelement and the adjacent fence unit; Assembling connects between each scab and the corresponding guardrail board subelement, simultaneously with corresponding obstruction block between assembling connect.Here, scab can be to connect steel plate, also can be the round plug that disappears; Wherein, through mode that connects the steel plate splicing and the mode of splicing, can repeat no more at this referring to the associated description of the foregoing description one through the round plug that disappears.
Further, in above-mentioned each fence unit, in the arc groove of three layers of guardrail board subelement, be axially arranged with the reinforcement steel pipe respectively, strengthen steel pipe between the scab and obstruction block of correspondence for every; Every layer of guardrail board subelement is with corresponding scab and strengthen that assembling connects between the steel pipe, simultaneously with corresponding obstruction block between assembling connect.
Further; In above-mentioned each fence unit; In the vertical direction; Three layers of guardrail board subelement is all identical with distance between the corresponding column, the width of three layers of guardrail board subelement bottom-up all identical, thickness is bottom-up all identical, the diameter of the energy-gathering ring of three layers of guardrail board subelement is bottom-up all identical.
Further, in above-mentioned each fence unit, in the vertical direction, three diameters of strengthening steel pipe that are equipped with three layers of guardrail board subelement are bottom-up all identical.
Embodiment five
Different with the foregoing description four is; In the present embodiment, in a plurality of fence units, in two energy-gathering rings of every layer of guardrail board subelement in three layers of guardrail board subelement; Axially be installed with wire rope or steel strand respectively; Be used for being connected in series the corresponding guardrail board subelement of a plurality of fence units, make the guardrail board subelement produce prestressing force, make single ripple joist steel guardrail have the double grading of semi-rigidity rail and flexible safety fence.
In the present embodiment; In two energy-gathering rings of every layer of guardrail board subelement, be installed with wire rope or steel strand; When vehicle and single ripple joist steel guardrail bumped, three layers of guardrail board subelement of each fence unit not only can link into an integrated entity through assembling, unite stressed; And when certain layer of guardrail board subelement is being about to be severed or bolt when critical condition such as being about to broken, wire rope or steel strand will play a role, and make the same layer guardrail board subelement of each fence unit carry out cooperative bearing.Here; The setting of wire rope or steel strand; Make single ripple joist steel guardrail with the process of collision happens in, both had the semi-rigid characteristic of corrugated beam barrier, have the flexible characteristic of tangible flexible safety fence again; Thereby help strengthening the protective capacities of single ripple joist steel guardrail, have very strong cushioning effect again.
Embodiment six
Different with the foregoing description four or embodiment five is that in the present embodiment, in above-mentioned three layers of guardrail board subelement, every layer of guardrail board subelement can be single side protecting breast board subelement, also can be two-sided guardrail board subelement; Wherein, the structure of single side protecting breast board subelement and the structure of two-sided guardrail board subelement can repeat no more at this referring to the related description of the foregoing description three.
Embodiment seven
Different with the foregoing description four to embodiment six is; In the present embodiment, as shown in Figure 6, in each fence unit; In the vertical direction, three of being equipped with three layers of guardrail board subelement strengthen that the diameter of steel pipes bottom-uply reduces successively, wall thickness is bottom-up increases successively.
For example, in the present embodiment, strengthen steel pipes for three that are equipped with three layers of guardrail board subelement; Can select external diameter for use is the seamless steel pipe of 50mm, wherein, bottom-up; The wall thickness that bottom is strengthened steel pipe is 3mm, and the wall thickness that steel pipe is strengthened in the middle level is 4mm, and the wall thickness that top layer is strengthened steel pipe is 5mm.
Embodiment eight
Different with the foregoing description four to embodiment seven is, as shown in Figure 7 in the present embodiment, in above-mentioned each fence unit, and in the vertical direction, three layers of guardrail board subelement reduces with the distance between the corresponding column is bottom-up successively.For example; Vertical distance between bottom guardrail board subelement and the corresponding column than the big 30mm of vertical distance between middle level guardrail board subelement and the corresponding column about, the vertical distance between middle level guardrail board subelement and the corresponding column than the big 30mm of vertical distance between top layer guardrail board subelement and the corresponding column about.
Further, in above-mentioned each fence unit, in the vertical direction, the width of three layers of guardrail board subelement is bottom-up to be increased successively, and thickness is bottom-up to be increased successively.For example, bottom-up, the thickness of bottom guardrail board subelement is 3mm, and the thickness of middle level guardrail board subelement is 4mm, and the thickness of top layer guardrail board subelement is 4.5mm.
Further, in above-mentioned each fence unit, in the vertical direction, the diameter of the energy-gathering ring of three layers of guardrail board subelement is bottom-up to be increased successively.
In the foregoing description one to embodiment eight, in each fence unit, between two root posts of horizontally disposed three layers of single ripple beam guardrail board and vertically setting, can form the framework of the fence unit of classification usefulness; When vehicle and single ripple joist steel guardrail bumped, the tube-in-tube structure of guardrail board subelement was opened, is curled and three processes that absorb vehicle energy of flat distortion; Like this, through the mode of classification buffering usefulness, buffering effect is obvious; And can prolong the time of vehicle and single ripple joist steel rail collision, reduce the acceleration of vehicle and single ripple joist steel rail collision, both can stop vehicle and cross, prevent to turn in the vehicle; Can play a very good protection to the driver and conductor again, and elegant in shape, attractive in appearance, crashproof strong with buffer capacity; Be applicable to highway, urban road and bridge; Be particularly useful for the rapid transit that dolly accounts for larger proportion, also can be used for the dwelling house protective guard, the general safety protective capacities and the view that help improving highway and bridge are provided with level.
In addition; Can be according to the needs of anti-collision level; The number of plies to guardrail board subelement in the fence unit among above-mentioned each embodiment; And in the guardrail board subelement in width and each energy-gathering ring of guardrail board first steel pipe and second steel tube place carry out the classification setting in the size of cylindrical or interior circle, wherein, anti-collision level is respectively B level, A level, SB level, SA level and SS level.For example, when the anti-collision level of single ripple joist steel guardrail is the A level, promptly during 160kj, the thickness of every layer of guardrail board subelement can be set to 3mm.
Further, in above-mentioned single ripple beam guardrail board embodiment and single ripple joist steel guardrail embodiment, can cap be set on the top of each column.
In sum; In the single ripple beam guardrail board of the present invention and single each embodiment of ripple joist steel guardrail; Single ripple beam guardrail board comprises the guardrail board body that the one rolling forms, and axially is distributed in last lower limb and two identical energy-gathering rings of structure of guardrail board body symmetrically; The cross section of guardrail board body is curved, and respectively to the protrusion direction of guardrail board body, inwardly helix-coil forms by the last lower limb of guardrail board body for two energy-gathering rings; Single ripple joist steel guardrail is provided with based on this list ripple beam guardrail board, and when the guardrail board subelement was damaged, corresponding energy-gathering ring was opened rapidly, absorbed vehicle energy; When cart and single ripple joist steel guardrail bumped, in the vertical direction destroyed earlier and is positioned at the less guardrail board subelement of column below rigidity; Make progress successively then; Destroy the bigger guardrail board subelement of rigidity, can cushion like this, and vehicle energy is eliminated in classification; Prolong collision time, protected the driver and conductor well; Anti-collision level is low in the prior art, buffer capacity weak and the inaesthetic defective of profile thereby can overcome, to realize that anti-collision level is high, buffer capacity is strong and the advantage of good looking appearance.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a single ripple beam guardrail board is characterized in that, comprises the guardrail board body that the one rolling forms, and axially is distributed in last lower limb and two identical energy-gathering rings of structure of said guardrail board body symmetrically;
The cross section of said guardrail board body is curved;
Respectively to the protrusion direction of guardrail board body, inwardly helix-coil forms said two energy-gathering rings by the last lower limb of guardrail board body.
2. single ripple beam guardrail board according to claim 1; It is characterized in that; In said two energy-gathering rings; The cross section of each energy-gathering ring is the tube-in-tube structure that first steel pipe socket is connected on the second steel pipe inwall, and the tube wall of said first steel pipe and second steel pipe has common sections at the high spot near the guardrail board body.
3. single ripple beam guardrail board according to claim 2; It is characterized in that; In said two energy-gathering rings, first steel tube place of first energy-gathering ring is a common tangent at cylindrical in first steel tube place of the cylindrical and second energy-gathering ring, and is vertical with a radius of said guardrail board body;
Second steel tube place of said first energy-gathering ring is a common tangent at cylindrical in second steel tube place of the cylindrical and second energy-gathering ring, and is vertical with a radius of said guardrail board body;
Second steel tube place of said first energy-gathering ring is the mid point at a common tangent of cylindrical in second steel tube place of the cylindrical and second energy-gathering ring, overlaps with the arc length center of said guardrail board body;
First steel tube place of said first energy-gathering ring is at the center of circle of cylindrical or interior circle and the line of first steel tube place between the center of circle of cylindrical or interior circle of second energy-gathering ring, and is vertical with a radius of said guardrail board body;
Second steel tube place of said first energy-gathering ring is at the center of circle of cylindrical or interior circle and the line of second steel tube place between the center of circle of cylindrical or interior circle of second energy-gathering ring, and is vertical with a radius of said guardrail board body;
First steel tube place of said first energy-gathering ring or second energy-gathering ring is the inscribed circle of second steel tube place at interior circle at interior circle.
4. according to claim 2 or 3 described single ripple beam guardrail board, it is characterized in that, in said tube-in-tube structure, said first steel tube place at exradius less than second steel tube place at 60% of exradius;
In said tube-in-tube structure, said first steel pipe is installed with wire rope or steel strand vertically, is used to make the guardrail board subelement to produce prestressing.
5. single ripple joist steel guardrail of a single ripple beam guardrail board according to claim 1 is characterized in that, comprises a plurality of fence units that horizontal order is provided with, and assembling connects between said a plurality of fence units;
In said a plurality of fence units; Each fence unit comprises many root posts that vertical spacing is provided with; Vertical with said many root posts and laterally be located at the single or multiple lift guardrail board subelement of said many root posts homonymy, and be located at a plurality of obstruction blocks between said single or multiple lift guardrail board subelement and the corresponding column; Said guardrail board subelement is identical with the structure of single ripple beam guardrail board;
Assembling connects between said single or multiple lift guardrail board subelement and the corresponding obstruction block, assembling connection between said obstruction block and the corresponding column;
In said a plurality of fence units, in the single or multiple lift guardrail board subelement in each fence unit and the adjacent fence unit between the corresponding guardrail board subelement assembling connect.
6. single ripple joist steel guardrail according to claim 5; It is characterized in that; The junction of corresponding guardrail board subelement in single or multiple lift guardrail board subelement in said each fence unit and the adjacent fence unit; Near the column of correspondence, be provided with the scab that is used to connect adjacent guardrail board subelement; Assembling connects between said scab and the corresponding guardrail board subelement, simultaneously with corresponding obstruction block between assembling connect.
7. single ripple joist steel guardrail according to claim 6 is characterized in that, said scab is for connecting the steel plate or the round plug that disappears.
8. according to each described single ripple joist steel guardrail among the claim 5-7; It is characterized in that; In said each fence unit; In the arc groove of said single or multiple lift guardrail board subelement, be axially arranged with the reinforcement steel pipe respectively, said reinforcement steel pipe is between the scab and obstruction block of correspondence;
Said guardrail board subelement is with corresponding scab and strengthen that assembling connects between the steel pipe, simultaneously with corresponding obstruction block between assembling connect.
9. single ripple joist steel guardrail according to claim 8 is characterized in that, in said each fence unit, and in the vertical direction, said multilayer guardrail board subelement and the distance between the corresponding column are bottom-up all identical or reduce successively;
In the vertical direction, the bottom-up all identical or increase successively of the width of said multilayer guardrail board subelement, the bottom-up all identical or increase successively of thickness;
In the vertical direction, the bottom-up all identical or increase successively of the diameter of the energy-gathering ring of said multilayer guardrail board subelement;
In the vertical direction, the diameter of the reinforcement steel pipe that is equipped with said multilayer guardrail board subelement is bottom-up all identical or reduce successively.
10. single ripple joist steel guardrail according to claim 5 is characterized in that, in said single or multiple lift guardrail board subelement, every layer of guardrail board subelement comprises single side protecting breast board subelement and two-sided guardrail board subelement;
Said single side protecting breast board subelement is identical with the structure of single ripple beam guardrail board, and said two-sided guardrail board subelement is formed by connecting two single ripple beam guardrail board subtends;
In said two-sided guardrail board subelement, the arc convex of the guardrail board body of said two single ripple beam guardrail board is provided with in opposite directions, and assembling connects between the guardrail board body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101804625A CN101761045B (en) | 2008-12-22 | 2009-10-15 | Single wave beam guardrail plate and single wave beam steel guardrail |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810187285 | 2008-12-22 | ||
| CN200810187285.9 | 2008-12-22 | ||
| CN200910148556 | 2009-06-29 | ||
| CN200910148556.4 | 2009-06-29 | ||
| CN2009101804625A CN101761045B (en) | 2008-12-22 | 2009-10-15 | Single wave beam guardrail plate and single wave beam steel guardrail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101761045A CN101761045A (en) | 2010-06-30 |
| CN101761045B true CN101761045B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101804625A Expired - Fee Related CN101761045B (en) | 2008-12-22 | 2009-10-15 | Single wave beam guardrail plate and single wave beam steel guardrail |
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| CN (1) | CN101761045B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979051B (en) * | 2012-08-30 | 2016-06-22 | 中交路安（北京）科技有限公司 | A kind of double-layer single-wave beam steel guardrail |
| CN105862625A (en) * | 2015-10-21 | 2016-08-17 | 北京中交路成交通技术有限公司 | Energy gathering guardrail plates and energy gathering beam anti-collision guardrail |
| CN106522091A (en) * | 2016-11-17 | 2017-03-22 | 中安安轩安全产业发展有限公司 | Highway tubular wavy beam guardrail plate and tubular wavy beam guardrail |
| CN106592472A (en) * | 2017-01-22 | 2017-04-26 | 合肥饰界金属制品有限公司 | Road guardrail |
| CN106702926A (en) * | 2017-01-22 | 2017-05-24 | 合肥饰界金属制品有限公司 | Road guard railing |
| CN106677099A (en) * | 2017-02-10 | 2017-05-17 | 沈阳建筑大学 | Anti-collision guardrail of single-beam steel |
| CN107142874B (en) * | 2017-05-30 | 2018-06-15 | 刘斌 | Road safety protective device |
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| CN2481750Y (en) * | 2001-06-22 | 2002-03-13 | 胡金水 | Composite material wave beam of highway guard fence |
| CN2700392Y (en) * | 2004-06-07 | 2005-05-18 | 王华才 | Combined wire rope breast board protecting band |
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| CN201314033Y (en) * | 2008-08-18 | 2009-09-23 | 李建伟 | Prestressed road-and-bridge barrier transition bean |
| WO2010072047A1 (en) * | 2008-12-22 | 2010-07-01 | 北京中通路科技有限公司 | Waveform beam guardrail plate and waveform beam steel guardrail |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5284326A (en) * | 1992-09-14 | 1994-02-08 | Domenico Chiovitti | Resilient road-guard post, and method of manufacture thereof |
| CN2481750Y (en) * | 2001-06-22 | 2002-03-13 | 胡金水 | Composite material wave beam of highway guard fence |
| CN2700392Y (en) * | 2004-06-07 | 2005-05-18 | 王华才 | Combined wire rope breast board protecting band |
| EP1762660A1 (en) * | 2005-09-13 | 2007-03-14 | TOGE-Dübel A. Gerhard KG | Device for traffic guiding |
| CN201314033Y (en) * | 2008-08-18 | 2009-09-23 | 李建伟 | Prestressed road-and-bridge barrier transition bean |
| WO2010072047A1 (en) * | 2008-12-22 | 2010-07-01 | 北京中通路科技有限公司 | Waveform beam guardrail plate and waveform beam steel guardrail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101761045A (en) | 2010-06-30 |
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