CN105350474A - Energy-absorbing flexible guard board - Google Patents
Energy-absorbing flexible guard board Download PDFInfo
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- CN105350474A CN105350474A CN201410407203.2A CN201410407203A CN105350474A CN 105350474 A CN105350474 A CN 105350474A CN 201410407203 A CN201410407203 A CN 201410407203A CN 105350474 A CN105350474 A CN 105350474A
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- wirerope
- energy
- composite plate
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- absorbing
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Abstract
The invention discloses an energy-absorbing flexible guard board. Especially, a plurality of wireropes (1) are intertwined to form a latticed wirerope net (2), the wirerope net (2) is wrapped by a compact plastic material to form a composite board (3), at least more than three steel wires are twisted to form one wirerope (1), and any two adjacent wireropes (1) are intertwined at an interval to form knots (4) of the latticed wirerope net (2). The energy-absorbing flexible guard board is suitable for impact protection of various static objects and moving objects, and is especially suitable for serving as a highway protection plate, and has especially-dramatic effect, and can serve as an upgrade product of the highway protection plate.
Description
Technical field:
The present invention relates to a kind of backplate that can be used for the anti-collision of all kinds of occasion, specifically refer to a kind of crashproof backplate with the flexibility of moderate finite deformation amount and good absorption Impact energy.
Background technology:
Along with progress and the development of society, the motorization day by day of the vehicles, the object of each type games as vehicle or boats and ships use very general, the motorized object then produced and other fixed object crash get more and more, the traffic accident of such as motor vehicle significantly increases in recent years, cause a considerable amount of casualties, or the boats and ships of a large amount of all kinds of sizes normal/cruise or During Typhoon in port wind sheltering time, there are a large amount of ships and ship or a large amount of shock accidents between ship and harbour, cause quite huge property loss and casualties.Special needs to be pointed out is present speedway China or in the world more and more many and vehicle in various countries also day by day increase, the collision accident that annual speedway occurs also significantly increases, significantly vehicle on expressway travel speed is higher, causes the probability of casualties higher after crashing.Because the both sides of existing speedway or the isolation of centre crashproof (protecting) device arrange a pile every a segment distance, between two adjacent piles, backplate is set, backplate two ends and pile are fixed, backplate is by the galvanized steel plain sheet of national standard requirement to be thickness be 4mm, this steel plate has suitable intensity and elasticity, according to the statistics and analysis of highway administration department to a large amount of traffic accident, when vehicle be large-scale or heavy-duty vehicle time, above-mentioned existing protector can be knocked destruction substantially, but for a large amount of current middle-size and small-size vehicle, the speed of a motor vehicle as vehicle is very fast and projected angle of impact is larger, the steel plate of above-mentioned high strength and the shock of vehicle often cause the moderate finite deformation of vehicle and cause casualties, as projected angle of impact is less, the high resiliency of steel plate makes again vehicle impact eject to opposite side, make the vehicle generation secondary collision of vehicle impact and its behind produce second accident or produce a chain of collision, this phenomenon is in the rainy day, it is particularly general that greasy weather or ice and snow weather occur.Therefore, there is obvious defect in the protected apron of current speedway or the designing requirement of protector, galvanized steel plain sheet above-mentioned in addition can produce a large amount of pollutions in process of production, is subject to air pollution in Long-Time Service process, zinc-plated protection is difficult to lastingly, and steel plate easily corrodes.The appearance how reducing impact strength and the minimizing secondary impact once clashed into is the key issue reducing traffic accident on speedway; the solution of this problem has very high economic worth and social effect (minimizing injures and deaths) undoubtedly; in fact in river or coastal or bay; also there is above-mentioned problem in the shock between boats and ships; particularly be that the front end of boats and ships is tip-shape, also easily go out spot and ruin or personnel casualty accidents.
Summary of the invention:
Goal of the invention of the present invention is open a kind of crashproof backplate with the flexibility of high distortion and good absorption Impact energy.
Realize technical solution of the present invention as follows: mutually turn to latticed wirerope net by many wireropes, wirerope net is overmolding to composite plate by fine and close plastic material, above-mentioned wirerope is turned round by the forming from steel wire of more than at least three and is formed, and two adjacent wirerope phase coilings across a certain distance form the node of latticed wirerope net.
One in described two adjacent wireropes at a node cycle around another root wirerope, at another adjacent node by another above-mentioned root wirerope around the wirerope of formerly.
Described two adjacent wireropes are mutually around structure at node.
The described composite plate formed by the coated wirerope net of fine and close plastic material is waveform.
The face of hitting of meeting of described composite plate is also provided with a fine and close plastic outer layer, and skin is convex, and forms cavity between this convex shaped and composite plate, and this cavity is built-in with the inner matter of absorbing impact energy.
Described inner matter is that highdensity expanded material or multiple water bag and expanded material interval are arranged.
Surface or the outer field surface of described composite plate are provided with phosphor strip, phosphor strip and above-mentioned surface are formed as one, or the structure of described phosphor strip has a fluorescent material layer on a surface with the basic unit of steel liner plate, be connected with above-mentioned composite plate or skin by screw.
Described wirerope is turned round by five forming from steel wires and is formed, or is turned round by the plastic wire at a center and five forming from steel wires of surrounding and form.
The lateral surface of described composite plate is provided with at least one continuous bend and at least identical with the length of the wirerope in composite plate or slightly long blocks wirerope, or the above-mentioned wirerope that blocks is preferably 2 ~ 3.
Structure of the present invention is very unique, the structure that its wirerope net is combined with high dense plastic, first backplate is made to have suitable intensity, can not make to produce overgenerous shock when once clashing into generation because of too high intensity cause casualties simultaneously, secondly the stubborn twisting structure of wirerope self makes wirerope can produce the friction between many steel wires in distortion, this friction meeting consumed energy, simultaneously between two wireropes in the distortion of Nodes, not only produce the friction between above-mentioned steel wire but also produce the severe friction between wirerope, consume a large amount of Impact energies, the distance of buffering is produced again in the deformation process of wirerope, the speed of rammer is greatly reduced, the inner matter of the Absorbable rod Impact energy in last the present invention and block wirerope and use the present invention to play better technique effect to speedway.The present invention not only has above-mentioned absorbing impact energy, distortion greatly, is once clashed into outside relatively light feature, namely the rammer speed after clashing into reduces rear and not easily produces strong bounce-back, then when rammer is automobile, not easily produce the secondary impact accident after bounce-back.Therefore the present invention is not only applicable to the crashproof protection of various resting and mobile object, the protected apron be particularly suitable for as speedway uses, and particular significant effect, can be used as the regeneration product of speedway protected apron.
Accompanying drawing illustrates:
Fig. 1 is the section structure schematic diagram of first embodiment of the present invention.
Fig. 2 is the section structure schematic diagram of second embodiment of the present invention.
Fig. 3 is the section structure schematic diagram of the 3rd embodiment of the present invention.
Fig. 4 is the section structure schematic diagram of the 4th embodiment of the present invention.
Fig. 5 is the structural representation of the wirerope net in the present invention.
Fig. 6 is the part A structure for amplifying schematic diagram in Fig. 5.
Fig. 7 is the section structure schematic diagram of wirerope of the present invention.
Fig. 8 is a kind of structural representation of phosphor strip of the present invention.
Fig. 9 installs and uses schematic diagram for the phosphor strip shown in Fig. 8.
Figure 10 is the section structure schematic diagram of a kind of overlay of the present invention.
Detailed description of the invention:
To the specific embodiment of the present invention be described in detail below in conjunction with accompanying drawing, but should be noted that detailed description of the invention just for better understanding and the present invention being described, and should not be considered as being the one restriction to the protection domain of invention.
Refer to Fig. 1 ~ Figure 10, the detailed construction of specific embodiments of the invention is as follows: mutually turn to latticed wirerope net 2 by many wireropes 1, wirerope net 2 is overmolding to composite plate 3 by fine and close plastic material, above-mentioned wirerope 1 is turned round by the forming from steel wire of more than at least three and is formed, and two adjacent wirerope 1 phase coilings across a certain distance form the node 4 of latticed wirerope net 2, above-mentioned composite plate 3 essence is exactly the structure of a kind of embodiment of the present invention, it can be applied to the multiple field that need protect, the protected apron of the position (preferably having parting bead between vessels) easily collided of such as middle-size and small-size boats and ships or guardrail (post) surface of bridge or speedway, even some other occasion, when certainly using can above-mentioned composite plate 3 with other overcoat is set between the object that protects or is superposed with two layers or three-layer composite board 3 depending on concrete condition or complex superposition uses, briefly give the present invention more adaptable fields above, briefly provide the mechanism of anti-collision of the present invention below, for above-mentioned composite plate 3 as speedway protected apron, due to above-mentioned protected apron and the moment of the automobile impacting of running at high speed, impact acts on protected apron, the plastic material relative rigidity less (being compared to the steel plate of prior art) of protected apron and wirerope net 2 is yielding, the distortion comparatively large (also compared to steel plate) of protected apron, then the reaction force that is subject to of automobile is relatively little, the degree that when reducing shock, automobile and personnel come to harm, due to the above-mentioned specific winding structure of latticed wirerope net 2 and the stubborn twisting structure of wirerope 1, the stressed rear generation of wirerope net 2 of rum point produces displacement along the direction of impact, cause the wirerope net 2 of rum point to be out of shape and make all wireropes 1 of whole wirerope net 2 all produce distortion (or displacement), because above-mentioned wirerope 1 is stubborn twisting structure, i.e. similar rope made of hemp form, above-mentioned distortion can make all wireropes 1 that more stubborn turning round or reverse motion occurs, because wirerope 1 is twisted to turn round by least three finer wires to form, surface then between finer wire produces friction, this friction can consume the large energy coming from shock, be out of shape larger friction stronger, each node 4 simultaneously in wirerope net 2 is formed by adjacent two wirerope 1 coilings, during distortion then node 4 place two wireropes 1 between produce violent friction while stretched gradually by the wirerope 1 of coiling form because of distortion, namely this drawing process can increase the distance of buffering by buffering collision of closed on one side simultaneously, the probability that vehicle stops by final raising protected apron, if when the projected angle of impact of vehicle and protected apron is less, first vehicle and protected apron clash into moment is because the rigidity (being compared to existing steel panel) that protected apron is less makes protected apron have suitable distortion, the speed of vehicle is made first to have a moderating process, then oppositely eject under the effect of less reaction force, calculate by mechanics principle, the angle (and the angle between protected apron) rebounded out can be less than angle of impingement, this is rebounded into other parallel runway by greatly reducing vehicle impact, greatly reduces the possibility of secondary impact accident, in above-mentioned wirerope net 2, one in two adjacent wireropes 1 at a node 4 around another root wirerope 1 (shown in Fig. 6), at another node 4 with above-mentioned node 4 by another above-mentioned root wirerope 1 around the wirerope of formerly 1, the same length of the adjacent wirerope 1 of two or all can be ensured like this, while uniform force being spread when then can ensure that protected apron is out of shape, not easily there is the minimizing of the consumption Impact energy that a certain fracture causes, except the winding method of above-mentioned wirerope 1, described two adjacent wireropes 1 are mutually around structure at node 4, i.e. similar fried dough twist type, the resistance when being out of shape by the frictional force increased further between two wireropes 1 and when stretching, finally can consume more Impact energy.
For improving the protection effect of above-mentioned protected apron further, the described composite plate 3 formed by the coated wirerope net 2 of fine and close plastic material is prepared as waveform, namely the length direction along composite plate 3 has one or two protruding, this can increase the deformation space or deformation distance that clash into and rear composite plate 3 occurs, improves protection effect, further again, a compactness plastic outer layer 6 is also provided with in the face of hitting of meeting of composite plate 3, outer 6 is convex, and form cavity between this convex shaped and composite plate 3, this cavity is built-in with the inner matter 7 of absorbing impact energy, when clashing into generation, first be that outer 6 distortion absorb part energy, that inner matter 7 is knocked compression and absorbs part energy afterwards, finally that composite plate 3 is out of shape and is further absorbed energy and improve protected apron protection or block the probability of rammer or vehicle impact, above-mentioned inner matter 7 is highdensity expanded material, the higher Impact energy that it absorbs of density or higher to hindering the ability of vehicle impact, such as use by the fluid bag of plastic material bag liquid-as water bag, or be dissolved with the bag of the bentonitic liquid of nanoscale, it is generally liquid condition after nanoscale swell soil mixes with water, but the Impact energy that can become colloid in the moment being subject to External Force Acting and make it to absorb is better, above-mentioned inner matter 7 can be arranged by above-mentioned multiple water bag or fluid bag and above-mentioned expanded material interval, certainly may make to prepare protected apron complex process some.
When crashproof backplate of the present invention needs night and has prompting or warning effect, phosphor strip 5 is provided with on the surface of the surface of above-mentioned composite plate 3 or outer 6, phosphor strip 5 and above-mentioned surface are formed as one, or the structure of described phosphor strip 5 has a fluorescent material layer 10 on a surface with the basic unit 9 of steel liner plate 8, be connected with above-mentioned composite plate 3 or outer 6 by screw, phosphor strip 5 can be luminous to play suggesting effect at night, certainly the reflecting coating of a fillet also can be applied on the surface of above-mentioned phosphor strip 5, when being used as the protected apron of speedway, under the effect of car light, make phosphor strip 5 entirety more eye-catching.
For further improving flexible energy-absorbing effect of the present invention, described wirerope 1 is turned round by five forming from steel wires and is formed, which increase Steel Wire Surface frictional force when wirerope 1 is out of shape, certainly can also be turned round by five of the plastic wire at a center and surrounding or many forming from steel wires to form, when Steel Wire Surface rubs, actual energy consumption can produce a large amount of heat, plastic wire can increase plasticity and improve ductility, can improve the effect of energy-absorbing in a word.
In the above-described embodiment, the distortion endergonic process at multiple positions of crashproof backplate can make the car speed of rammer and running on expressway greatly reduce even to stop, but when car speed is too high, clash into strength larger, the aforesaid energy-absorbing that is repeatedly out of shape still can not stop vehicle, and possible composite plate 3 ruptures, then may there is vehicle to enter another track and even may go out road surface and occur the great personnel casualty accidents after falling, be provided with at least one continuous bend at the lateral surface (another side relative to vehicle institute striking face) of composite plate 3 for this reason and at least identical with the length of the wirerope 1 in composite plate 3 or slightly long block wirerope (not shown), the above-mentioned wirerope that blocks is preferably 2 ~ 3, after composite plate 3 ruptures, above-mentioned blocks the shock that wirerope just finally can be subject to vehicle, due to the speed of a motor vehicle of vehicle be obstructed after greatly reduce, then block the vehicle that wirerope may make impact energy exhaust soon to stop, this further improves protection effect of the present invention.
When preparation of the present invention, the material of aforesaid composite plate 3 and skin 6 can use modified poly ethylene (u-PVC), be characterized in case hardness high (Vicat softening point is 80 DEG C), finish is high, and pliability is splendid, black brittleness and high temperature deformation little (-50 DEG C ~ 50 DEG C), anti-aging (sky Hou Laohua about 30 years), therefore be specially adapted to the protected apron of the speedway under the state of field; When prepared by reality, composite plate 3 can be the extrusion molding preparation of wirerope net 2, plastic material and fluorescent material, or wirerope net 2, plastic material, inner matter 7 and the disposable extrusion molding of fluorescent material are prepared as structure as shown in Figure 3,4, or the disposable extrusion molding of wirerope net 2, plastic material and fluorescent material is prepared as the structure as shown in Figure 3,4 of removing inner matter 7, inner matter 7 is inserted in aforesaid cavity again.
Claims (9)
1. the flexible backplate of energy-absorbing, it is characterized in that mutually turning to latticed wirerope net (2) by many wireropes (1), wirerope net (2) is overmolding to composite plate (3) by fine and close plastic material, above-mentioned wirerope (1) is turned round by the forming from steel wire of more than at least three and is formed, and adjacent two wireropes (1) phase coiling across a certain distance forms the node (4) of latticed wirerope net (2).
2. by the flexible backplate of energy-absorbing according to claim 1, it is characterized in that in described two adjacent wireropes (1) one at a node (4) around another root wirerope (1), at adjacent another node (4) by another above-mentioned root wirerope (1) around the wirerope of formerly (1).
3., by the flexible backplate of energy-absorbing according to claim 1, it is characterized in that described two adjacent wireropes (1) are mutually around structure at node (4).
4., by the flexible backplate of the energy-absorbing described in claim 1,2,3, it is characterized in that the described composite plate (3) formed by the coated wirerope net (2) of fine and close plastic material is waveform.
5. by the flexible backplate of energy-absorbing according to claim 4, it is characterized in that the face of hitting of meeting of described composite plate (3) is also provided with a fine and close plastic outer layer (6), outer (6) are convex, and forming cavity between this convex shaped and composite plate (3), this cavity is built-in with the inner matter (7) of absorbing impact energy.
6., by the flexible backplate of energy-absorbing according to claim 5, it is characterized in that described inner matter (7) is arranged for highdensity expanded material or multiple water bag and expanded material interval.
7. by the flexible backplate of energy-absorbing according to claim 6, it is characterized in that the surface of described composite plate (3) or the surface of skin (6) are provided with phosphor strip (5), phosphor strip (5) and above-mentioned surface are formed as one, or the structure of described phosphor strip (5) has a fluorescent material layer (10) on a surface with the basic unit (9) of steel liner plate (8), be connected with above-mentioned composite plate (3) or outer (6) by screw.
8. by the flexible backplate of energy-absorbing according to claim 7, it is characterized in that described wirerope (1) is turned round by five forming from steel wires and form, or turned round by the plastic wire at a center and five forming from steel wires of surrounding and form.
9. by the flexible backplate of energy-absorbing according to claim 8, it is characterized in that the lateral surface of described composite plate (3) is provided with at least one continuous bend and at least identical with the length of the wirerope (1) in composite plate (3) or slightly long blocks wirerope, or the above-mentioned wirerope that blocks is preferably 2 ~ 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407203.2A CN105350474A (en) | 2014-08-19 | 2014-08-19 | Energy-absorbing flexible guard board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407203.2A CN105350474A (en) | 2014-08-19 | 2014-08-19 | Energy-absorbing flexible guard board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105350474A true CN105350474A (en) | 2016-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410407203.2A Pending CN105350474A (en) | 2014-08-19 | 2014-08-19 | Energy-absorbing flexible guard board |
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| Country | Link |
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| CN (1) | CN105350474A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439318A (en) * | 2022-04-11 | 2022-05-06 | 河北洲开建筑工程有限公司 | Construction road safety net |
| GB2555178B (en) * | 2016-07-26 | 2023-08-02 | Stewart Ramsey John | Cut resistant material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1121837A (en) * | 1997-07-03 | 1999-01-26 | Shinkai Kogyo:Kk | Guard fence wooden cover and guard fence |
| CN201187047Y (en) * | 2008-03-27 | 2009-01-28 | 张锡堂 | Novel hexagonal metal gauze |
| CN201280699Y (en) * | 2008-10-17 | 2009-07-29 | 蔡文学 | Leno fabric guard rail plate |
| CN201921958U (en) * | 2010-10-14 | 2011-08-10 | 林瑞玲 | Linear structure knitted into net |
| CN102828476A (en) * | 2012-09-21 | 2012-12-19 | 长安大学 | Built-in air bag type anti-collision device |
| CN103321163A (en) * | 2013-06-28 | 2013-09-25 | 浙江宏博新型建材有限公司 | Outer wing of highway fence |
-
2014
- 2014-08-19 CN CN201410407203.2A patent/CN105350474A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1121837A (en) * | 1997-07-03 | 1999-01-26 | Shinkai Kogyo:Kk | Guard fence wooden cover and guard fence |
| CN201187047Y (en) * | 2008-03-27 | 2009-01-28 | 张锡堂 | Novel hexagonal metal gauze |
| CN201280699Y (en) * | 2008-10-17 | 2009-07-29 | 蔡文学 | Leno fabric guard rail plate |
| CN201921958U (en) * | 2010-10-14 | 2011-08-10 | 林瑞玲 | Linear structure knitted into net |
| CN102828476A (en) * | 2012-09-21 | 2012-12-19 | 长安大学 | Built-in air bag type anti-collision device |
| CN103321163A (en) * | 2013-06-28 | 2013-09-25 | 浙江宏博新型建材有限公司 | Outer wing of highway fence |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2555178B (en) * | 2016-07-26 | 2023-08-02 | Stewart Ramsey John | Cut resistant material |
| CN114439318A (en) * | 2022-04-11 | 2022-05-06 | 河北洲开建筑工程有限公司 | Construction road safety net |
| CN114439318B (en) * | 2022-04-11 | 2022-06-21 | 河北洲开建筑工程有限公司 | Construction road safety net |
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Application publication date: 20160224 |
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