CN109750610A - One kind slipping stoneledge guard system and means of defence - Google Patents

One kind slipping stoneledge guard system and means of defence Download PDF

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Publication number
CN109750610A
CN109750610A CN201910220207.2A CN201910220207A CN109750610A CN 109750610 A CN109750610 A CN 109750610A CN 201910220207 A CN201910220207 A CN 201910220207A CN 109750610 A CN109750610 A CN 109750610A
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stone
stoneledge
reduction
screening
column
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CN201910220207.2A
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CN109750610B (en
Inventor
杨志全
雨德聪
杨溢
朱颖彦
韩用顺
李倩
丁一
赵鹏飞
肖振
薄家恒
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Kunming University of Science and Technology
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Kunming University of Science and Technology
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Abstract

The present invention relates to one kind to slip stoneledge guard system and means of defence, belongs to hazards control technical field.It includes being successively set on to slip the screening of stoneledge slope surface and slip the anti-gear system of stone that this, which slips stoneledge guard system, reduction of speed buffer system and Shock-resistant anti-impact shell system, the top that the anti-gear system of stone is fixed at reduction of speed buffer system is slipped in screening, Shock-resistant anti-impact shell system is fixed at the lower section of reduction of speed buffer system, screening slips the screening that the anti-gear system of stone includes 2 grades or more and slips the anti-blocking means of stone, it includes protection sieve network selection frame and column that the anti-blocking means of stone are slipped in screening, the inboard, upright of column is provided with sliding slot, column, which is fixed at, slips stoneledge slope surface, protection sieve network selection frame is slidably installed in the sliding slot of column, reduction of speed buffer system is that reduction of speed buffers step, reduction of speed buffering step two sides offer cleaning sidewalk, cleaning sidewalk is connected to highway.The present invention can will slip stoneledge disaster and be preferably minimized, solve secondary the problems such as slipping by slope for the various large, medium and small pre- protection slipped stoneledge disaster and carry out system.

Description

One kind slipping stoneledge guard system and means of defence
Technical field
The present invention relates to one kind to slip stoneledge guard system and means of defence, belongs to hazards control technical field.
Background technique
The one kind for slipping the special high and cold alpine glacier area of one kind that stoneledge is the development of mini-bus highway northern territory is natural colluvial Slope, form, deposition structure, particle composition in terms of, there are dramatically different, researcher's roots with common sand-sliding slope According to it is this kind of it is colluvial break unique particle composition and particle size distribution characteristic, be named as and slip stoneledge, it is that mini-bus highway is typical Slope geological type.
The traffic safety that stoneledge seriously threatens mini-bus highway the north is slipped, is the major hidden danger of highway reconstruction and expansion engineering.It slips Stoneledge slope foot occupies road surface, completely plugged highway under serious conditions suspends traffic, passing against barricade Forward in highway year by year The megalith that vehicle is frequently tumbled is hit, and causes the tragedy of car crash.
Based on stoneledge feature is slipped, Control Engineering is relatively difficult, and disturbance is generally avoided to slip stoneledge, currently used stabilizing measures Have that sand is consolidated in deep, fence consolidates table, biological treating and some engineering measures, wherein engineering measure mainly has gravity retaining wall, canopy Cave, erosion control retaining works, falling rocks platform.
Stoneledge is slipped as a kind of high and cold distinctive geological disaster in alpine region, goes back the prevention and treatment that no one proposes complete set at present System, based on slip stoneledge amount is big, harm is strong, occur after the features such as engineering control difficulty is big, by great bridge or highway thoroughfare The side slope for easily slipping stoneledge carries out a set of stoneledge prevention and treatment system of slipping in advance to be particularly important, after slipping stoneledge and occurring, one Aspect can ensure the unimpeded of road, and preventing and controlling development nor affects on road occupation;On the other hand a large amount of cubic meters of stone are reduced to public affairs The impact failure of road or bridge, while decreasing megalith and tumbling the potential threat for hitting vehicular traffic and pedestrian.
The prevention and treatment system that stoneledge disaster does not have a set of maturation is slipped, due to thinking little of for early period, when it, which is formed, arrives extensive Difficulty of governance much increases again, while hazardous risk coefficient of constructing is high, forms the anti-gear system of complete set to protect cost height High mini-bus highway and bridge are essential.
Summary of the invention
The present invention aiming at the problems existing in the prior art, provides one kind and slips stoneledge guard system and means of defence, this hair It is bright to propose that one kind slips stoneledge guard system, the system include be successively set on slip stoneledge slope surface screening slip the anti-gear system of stone, drop Fast buffer system and Shock-resistant anti-impact shell system, Shock-resistant anti-impact shell system are directly arranged barricade or canopy cave on highway side and are leaning on side slope A face wall on layer overlay Shock-resistant anti-impact shell layer, weaken the impact of the megaliths that do not block to wall individually.It is slipped by screening The stone that slips of different-grain diameter is screened and is blocked in the protection of the anti-gear system of stone, and classification buffering disperses the impact force for slipping stone, and the cubic meter of stone will not Bulk deposition excavates out sidewalk to highway side, while in buffering step two sides, facilitates engineering truck to enter and carries out small-scale work Journey maintenance and cleaning, the system can combine gear stone, solid stone, row's stone, will slip stoneledge to the latent of highway bridge etc. It is preferably minimized in damage.
The present invention be solve its technical problem and the technical solution adopted is that:
One kind slipping stoneledge guard system, slips the screening of stoneledge slope surface 1 including being successively set on and slips the anti-gear system of stone, reduction of speed buffer system The top that the anti-gear system of stone is fixed at reduction of speed buffer system, Shock-resistant anti-impact shell system are slipped in system and Shock-resistant anti-impact shell system, screening System is fixed at the lower section of reduction of speed buffer system, and screening slips the screening that the anti-gear system of stone includes 2 grades or more and slips the anti-blocking means of stone, It includes protection sieve network selection frame 5 and column 10 that the anti-blocking means of stone are slipped in screening, and the inboard, upright of column 10 is provided with sliding slot 13, column 10 are fixed at and slip stoneledge slope surface 1, and protection sieve network selection frame 5 is slidably installed in the sliding slot 13 of column 10, and reduction of speed buffer system is Reduction of speed buffers step 2, and reduction of speed buffering step two sides offer cleaning sidewalk 20, and cleaning sidewalk 20 is connected to highway 3;
The bottom end of the column 10 is fixed at by tip steel pipe 11 and slips stoneledge slope surface 1, and protection sieve network selection frame 5 includes gold Belong to riser 9 and metal bar 8, the perforation of several cross bars is evenly arranged on metal riser 9, metal bar 8 passes through metal riser 9 Cross bar perforation and with metal riser 9 fixation form sieve, the both ends end center of metal bar 8 offers threaded hole 21, gold Belong to and bearing 12 is provided with by axle sleeve 22 on the outside of the both ends end of cross bar 8, through-hole is uniformly provided on column 10, sieve passes through gold Belong to cross bar 8 threaded hole 21 and column 10 through-hole in bolt or screw 14 be fixedly connected on column 10;
Further, the central rotating shaft of bearing 12 is fixedly connected by the axle sleeve 22 with metal bar 8;
Further, the screening slip in the anti-gear system of stone screening slip the mesh sizes of the anti-blocking means of stone along slip stoneledge slope surface 1 to Under reduce step by step;
The Shock-resistant anti-impact shell system includes barricade 4 or canopy cave wall, steel plate 6, Fiber Reinforced Metal Laminates 7, barricade 4 or canopy cave wall It is arranged in 3 side of highway, steel plate 6 is fixed at the other side of barricade 4 or canopy cave wall vertically, and Fiber Reinforced Metal Laminates 7 are fixed The side wall of steel plate 6 is set and close to slipping stoneledge slope surface 1;
Further, the steel plate 6 is fixed on the side wall of barricade 4 or canopy cave wall, fibre metal by setscrew 16 vertically Laminate 7 is fixed on the side wall of steel plate 6 by steel nail 15 and rivet 17;
Preferably, the height of the steel plate 6 is 40 ~ 50cm higher than the side wall of barricade 4 or canopy cave wall;
Further, the Fiber Reinforced Metal Laminates 7 include fibrous composite buffer layer 19 and metal plate 18, fibrous composite Buffer layer 19 replaces with metal plate 18 to be superposed, and it is whole for carrying out sulfidization molding;
Further, the metal plate 18 is aluminium alloy plate or titanium alloy sheet;
Preferably, it includes that the anti-blocking means of stone are slipped in 4 grades of screenings that the anti-gear system of stone is slipped in screening, and the mesh size of the anti-blocking means of stone is slipped in screening Reduce step by step downwards along stoneledge slope surface is slipped, respectively 15cm*15cm, 10cm*10cm, 5cm*5cm, 2cm*2cm;
Bolt or screw diameter and length match according to the screw thread pore size at the metal bar both ends, in bolt or cap nut Metal gasket is set between column outer wall;
Sidewalk is wide can be set to 5 ~ 8 m for cleaning, is convenient for vehicles while passing;
Metal riser and the optional high-strength metallic alloy of metal bar, are unlikely to deform by disturbance, can guarantee the safety of protective net Property and stability;Metal riser is 1.2 ~ 1.5 meters high, wide 10 ~ 15cm, and column is 1.5 ~ 1.8 meters high, wide 20 ~ 25cm, and metal bar is long 3 ~ 4 meters, tip steel pipe is 1 ~ 2 meter long, length of steel pipe is arranged according to metal bar, when the longer Shi Ketong tip steel pipe of metal bar pours Concrete is filled, guarantees the stability of screening protective net.
Wide 8 ~ the 10cm of column upper hopper chute, bearing diameter are adapted with trough width.
Further, the bank slope of the reduction of speed buffering step is 45 ~ 65 °, and step is 3 ~ 5 meters wide;Step height 2 ~ 3 meters;
Preferably, Fiber Reinforced Metal Laminates can locally be thickeied with a thickness of 5 ~ 8cm by requirement of engineering, and aluminium alloy or titanium alloy are thin Plate and the interply hybrid composites that are integrally formed by curing of fiber composite layer alternating laying, intensity is high, have preferable toughness, Corrosion resistance, fatigue resistance, surrender degree are high.It can be good at buffering huge Rolling Stone bring impact force, to weaken Rolling Stone pair The destruction of the facilities such as highway bridge and threat to vehicular traffic human life's property safety;
The steel plate, rivet, steel nail, the material of setscrew, quantity, size, shape by Fiber Reinforced Metal Laminates size and shape Shape is customized;
Protection sieve network selection frame is slid by the bearing of metal bar both ends end in the sliding slot of column, and bolt or screw are from column Outside passes through the through-hole of column and is inserted into the threaded hole of metal bar both ends end, realizes the fixation of protection sieve network selection frame, Sliding slot will not be skidded off when guaranteeing protection sieve network selection by power from bottom to top.
The bearing will be fixed on cross bar both ends by the excessive cooperation of axle sleeve 22.
One kind slipping stoneledge means of defence, using slipping stoneledge guard system, the specific steps are as follows:
(1) top of the slope is slipped the huge Rolling Stone burst of stone entrainment and is tumbled downwards, and the anti-blocking means of stone point are slipped in the screening that the anti-gear system of stone is slipped in screening Layer, which is kept out, to slip stone impact force and sorts respectively to the stone that slips of different-grain diameter;
(2) the minimum grain size Rolling Stone of the anti-blocking means sorting of stone is slipped in step (1) screening by the reduction of speed buffering step of reduction of speed buffer system Impact force hindered and buffered and be deposited in reduction of speed buffering step on, slip stone stablize after, buffering step is entered by sidewalk Area is cleared up;
(3) stone that slips by step (2) reduction of speed buffering step reduction of speed buffering enters Shock-resistant anti-impact shell system, slips stone and impinges upon antidetonation The remote highway side of Shock-resistant anti-impact shell system is rested in impact protection system.
Beneficial effects of the present invention:
(1) the stoneledge guard system that slips of the invention slips the anti-gear system of stone, reduction of speed buffer system and Shock-resistant anti-impact shell system by screening System can be to the middle-size and small-size or even large-scale protection slipped stoneledge and carry out a system, and energy effective guarantee is in the hidden danger for easily slipping stoneledge The engineering of section construction is gone on smoothly, and reduces the Rolling Stone due to caused by Engineering Disturbance to the prestige of construction personnel's security of the lives and property The side of body, while can will also slip stoneledge and the potential damage of highway bridge etc. is preferably minimized;
(2) the screening protective net that the top-down setting sieve screen apertures of the anti-gear system of stone reduce step by step is slipped in screening, after slipping stoneledge generation, Protective net blocks the stone that slips of different-grain diameter respectively, and classification has buffered the energy of the cubic meter of stone, and the stone grain that classifying screen is selected is stacked into centainly Mini engineering tissue can be carried out after amount to carry and be used for elsewhere;It is reduced by sizing screening and slips stone impact suffered by protective net Power effectively combines solid stone, gear stone, row's stone, so that the potential damage for slipping stoneledge be made to be preferably minimized;
(3) reduction of speed buffer system reduction of speed buffering step can to the megalith not blocked or slip stone carry out reduction of speed, weaken its impact force, The lesser stone grain of partial size or sticking grain, which also can uniformly accumulate, facilitates post-processing;Bank slope is 45 ~ 65 °, is in engineering platform Rank slope angle reasonable value range, stability can be reduced well step maintenance cost, 3 ~ 5 meters of step width, has space to carry out small-sized work Journey;Step is 2 ~ 3 meters high.
(4) Shock-resistant anti-impact shell system barricade, which can prevent to slip stone, spreads to highway, and Interal fixation is in wall and a little higher than wall 40 ~ 50cm of body, fixes the high-performance fiber plymetal of one layer of 5 ~ 8cm thickness on the steel plate, and this energy-absorbing material has good Mechanical property, service life is long, highly-safe, can largely weaken impact of a large amount of Rolling Stones to wall, is entirely to protect Last one of barrier of system thickeies as needed in some important bridges or section.
Detailed description of the invention
Fig. 1 is to slip stoneledge guard system longitudinal profile structure chart;
Fig. 2 is protective net circuit theory schematic diagram;
Fig. 3 is screening protecting screen structure schematic diagram;
Fig. 4 is steel plate and Fiber Reinforced Metal Laminates assembling schematic diagram;
Fig. 5 is Fiber Reinforced Metal Laminates structural schematic diagram;
Fig. 6 is to slip stoneledge guard system top view;
Fig. 7 is metal bar side view;
In figure: 1- slips stoneledge slope surface, 2- reduction of speed buffering step, 3- highway, 4- barricade, 5- protection sieve network selection frame, 6- steel plate, 7- Fiber Reinforced Metal Laminates, 8- metal bar, 9- metal riser, 10- column, 11- tip steel pipe, 12- bearing, 13- sliding slot, 14- spiral shell Nail, 15- steel nail, 16- screw, 17- rivet, 18- metal plate, 19- fibrous composite buffer layer, 20- clear up sidewalk, 21- spiral shell Silk mouth, 22- axle sleeve.
Specific embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1: as shown in Fig. 1 ~ 7, one kind slipping stoneledge guard system, and the sieve of stoneledge slope surface 1 is slipped including being successively set on The anti-gear system of stone, reduction of speed buffer system and Shock-resistant anti-impact shell system are slipped in choosing, and the anti-gear system of stone is slipped in screening, and to be fixed at reduction of speed slow The top of flushing system, Shock-resistant anti-impact shell system are fixed at the lower section of reduction of speed buffer system, and it includes 4 that the anti-gear system of stone is slipped in screening The anti-blocking means of stone are slipped in grade screening, and it includes protection sieve network selection frame 5 and column 10, the medial shaft of column 10 that the anti-blocking means of stone are slipped in screening It directly is provided with sliding slot 13, column 10, which is fixed at, slips stoneledge slope surface 1, and protection sieve network selection frame 5 is slidably installed in the sliding slot of column 10 In 13, reduction of speed buffer system is that reduction of speed buffers step 2, and reduction of speed buffering step two sides offer cleaning sidewalk 20, clear up sidewalk 20 It is connected to highway 3;
The bottom end of column 10 is fixed at by tip steel pipe 11 and slips stoneledge slope surface 1, and protection sieve network selection frame 5 is perpendicular including metal Plate 9 and metal bar 8, the perforation of several cross bars is evenly arranged on metal riser 9, and metal bar 8 passes through the cross of metal riser 9 Bar perforation simultaneously forms sieve with metal riser 9, and the both ends end of metal bar 8 offers threaded hole 21, the both ends of metal bar 8 End is provided with bearing 12 by axle sleeve 22, and through-hole is uniformly provided on column 10, and sieve passes through the threaded hole 21 of metal bar 8 With in the through-hole of column 10 bolt or screw 14 be fixedly connected on column 10;
Axle sleeve 22 is copper material, formulates corresponding axle sleeve according to the table of limits according to bearing size and metal bar size, uses Excessive matching method jumps a queue axle sleeve 22 into the gap of metal bar 8 and bearing 12, so that the both ends of bearing 12 and metal bar 8 It is fixedly connected;
Screening, which slips in the anti-gear system of stone screening and slips the mesh sizes of the anti-blocking means of stone, to be reduced downwards step by step along slipping stoneledge slope surface 1;
Shock-resistant anti-impact shell system includes barricade 4 or canopy cave wall, steel plate 6, Fiber Reinforced Metal Laminates 7, and barricade 4 or canopy cave wall are arranged In 3 side of highway, steel plate 6 is fixed at the other side of barricade 4 or canopy cave wall vertically, and Fiber Reinforced Metal Laminates 7 are fixedly installed Steel plate 6 side wall and close to slipping stoneledge slope surface 1;
Steel plate 6 is fixed on the side wall of barricade 4 or canopy cave wall by setscrew 16 vertically, and Fiber Reinforced Metal Laminates 7 pass through steel nail 15 and rivet 17 be fixed on the side wall of steel plate 6;
The height of steel plate 6 is 40 ~ 50cm higher than the side wall of barricade 4 or canopy cave wall;
Fiber Reinforced Metal Laminates 7 include fibrous composite buffer layer 19 and metal plate 18, fibrous composite buffer layer 19 and gold Belong to plate 18 to be alternately superimposed and be arranged to one under certain Temperature-pressure Conditions;
Metal plate 18 is aluminium alloy plate or titanium alloy sheet;
Bolt or screw diameter and length match according to the screw thread pore size at the metal bar both ends, in bolt or cap nut Metal gasket is set between column outer wall;
Sidewalk is wide can be set to 5 ~ 8m for cleaning, is convenient for vehicles while passing;
Metal riser and the optional high-strength metallic alloy of metal bar, are unlikely to deform by disturbance, can guarantee the safety of protective net Property and stability;Metal riser is 1.2 ~ 1.5 meters high, wide 10 ~ 15cm, and column is 1.5 ~ 1.8 meters high, wide 20 ~ 25cm, and metal bar is long 3 ~ 4 meters, tip steel pipe is 1 ~ 2 meter long, length of steel pipe is arranged according to metal bar, when the longer Shi Ketong tip steel pipe of metal bar pours Concrete is filled, guarantees the stability of screening protective net;
Wide 8 ~ the 10cm of column upper hopper chute, bearing diameter are adapted with trough width;
Fiber Reinforced Metal Laminates can locally be thickeied with a thickness of 5 ~ 8cm by requirement of engineering, aluminium alloy or titanium-alloy thin-plate and fiber The interply hybrid composites that are integrally formed by curing of composite layer alternating laying, intensity is high, there is preferable toughness, anticorrosive Property, fatigue resistance, surrender degree is high.It can be good at buffering huge Rolling Stone bring impact force, to weaken Rolling Stone to highway bridge The destruction of the facilities such as beam and threat to vehicular traffic human life's property safety;
Protection sieve network selection frame is slid by the bearing of metal bar both ends end in the sliding slot of column, and bolt or screw are from column Outside passes through the through-hole of column and is inserted into the threaded hole of metal bar both ends end, realizes the fixation of protection sieve network selection frame, Sliding slot will not be skidded off when guaranteeing protection sieve network selection by power from bottom to top;
Bearing is excessively cooperated by axle sleeve is fixed on cross bar both ends;
When top of the slope, which largely slips the huge Rolling Stone burst of stone entrainment, to be tumbled downwards, stone and huge Rolling Stone are largely slipped with huge punching Power is hit, if road surface can seriously be destroyed and block the traffic by allowing its whole to be flushed on road surface, guard system through this embodiment, first four layers Screening protective net frame can be layered and withstand the most of impact force for slipping stone, continue to slide into buffering step to slip stone impact force big It is big to reduce, it can be allowed by buffering step and largely slip stone and accumulate in advance, what part was not blocked slip stone and huge Rolling Stone passes through preceding two-stage Anti- gear system obstruction appropriate and buffering, when it is flushed to highway side, barricade, which effectively prevents, largely to slip stone and spreads on highway, Steel plate and high-performance fiber plymetal absorb megalith and slip most of impact force of stone, prevent it from destroying barricade and cause more greatly Engineering loss.After slipping stone and stablizing, arranges cleaning personnel and vehicle to enter after buffering stepped region carries out calamity by sidewalk and clear up Work.By delamination shield, primary large size is systematically slipped into stoneledge disaster and is effectively controlled, classified protection also can effectively be kept away Exempt from it is secondary as caused by Engineering Disturbance in scale removal process after calamity slip stone, the security of the lives and property of construction personnel is ensured, also by one The potential damage that secondary large size slips stoneledge disaster is preferably minimized.
Embodiment 2: as shown in Fig. 1 ~ 7, one kind slipping stoneledge guard system, and the sieve of stoneledge slope surface 1 is slipped including being successively set on The anti-gear system of stone, reduction of speed buffer system and Shock-resistant anti-impact shell system are slipped in choosing, and the anti-gear system of stone is slipped in screening, and to be fixed at reduction of speed slow The top of flushing system, Shock-resistant anti-impact shell system are fixed at the lower section of reduction of speed buffer system, and it includes 4 that the anti-gear system of stone is slipped in screening The anti-blocking means of stone are slipped in grade screening, and it includes protection sieve network selection frame 5 and column 10, the medial shaft of column 10 that the anti-blocking means of stone are slipped in screening It directly is provided with sliding slot 13, column 10, which is fixed at, slips stoneledge slope surface 1, and protection sieve network selection frame 5 is slidably installed in the sliding slot of column 10 In 13, reduction of speed buffer system is that reduction of speed buffers step 2, and reduction of speed buffering step two sides offer cleaning sidewalk 20, clear up sidewalk 20 It is connected to highway 3;
The bottom end of column 10 is fixed at by tip steel pipe 11 and slips stoneledge slope surface 1, and protection sieve network selection frame 5 is perpendicular including metal Plate 9 and metal bar 8, the perforation of several cross bars is evenly arranged on metal riser 9, and metal bar 8 passes through the cross of metal riser 9 Bar perforation simultaneously forms sieve with metal riser 9, and the both ends end of metal bar 8 offers threaded hole 21, the both ends of metal bar 8 End is provided with bearing 12 by axle sleeve 22, and through-hole is uniformly provided on column 10, and sieve passes through the threaded hole 21 of metal bar 8 With in the through-hole of column 10 bolt or screw 14 be fixedly connected on column 10;
Axle sleeve 22 is copper material, formulates corresponding axle sleeve according to the table of limits according to bearing size and metal bar size, uses Excessive matching method jumps a queue axle sleeve 22 into the gap of metal bar 8 and bearing 12, so that the both ends of bearing 12 and metal bar 8 It is fixedly connected;
Screening, which slips in the anti-gear system of stone screening and slips the mesh sizes of the anti-blocking means of stone, to be reduced downwards step by step along slipping stoneledge slope surface 1;
Shock-resistant anti-impact shell system includes barricade 4 or canopy cave wall, steel plate 6, Fiber Reinforced Metal Laminates 7, and barricade 4 or canopy cave wall are arranged In 3 side of highway, steel plate 6 is fixed at the other side of barricade 4 or canopy cave wall vertically, and Fiber Reinforced Metal Laminates 7 are fixedly installed Steel plate 6 side wall and close to slipping stoneledge slope surface 1;
Steel plate 6 is fixed on the side wall of barricade 4 or canopy cave wall by setscrew 16 vertically, and Fiber Reinforced Metal Laminates 7 pass through steel nail 15 and rivet 17 be fixed on the side wall of steel plate 6;
The height of steel plate 6 is 40 ~ 50cm higher than the side wall of barricade 4 or canopy cave wall;
Fiber Reinforced Metal Laminates 7 include fibrous composite buffer layer 19 and metal plate 18, fibrous composite buffer layer 19 and gold Belong to plate 18 to be alternately superposed integrally;
Metal plate 18 is aluminium alloy plate or titanium alloy sheet;
The mesh size edge that the anti-blocking means of stone are slipped in 4 grades of screenings that the anti-gear system of stone is slipped in screening slips stoneledge slope surface and reduces step by step downwards, Respectively 15cm*15cm, 10cm*10cm, 5cm*5cm, 2cm*2cm;
Bolt or screw diameter and length match according to the screw thread pore size at the metal bar both ends, in bolt or cap nut Metal gasket is set between column outer wall;
Sidewalk is wide can be set to 5 ~ 8m for cleaning, is convenient for vehicles while passing;
Metal riser and the optional high-strength metallic alloy of metal bar, are unlikely to deform by disturbance, can guarantee the safety of protective net Property and stability;Metal riser is 1.2 ~ 1.5 meters high, wide 10 ~ 15cm, and column is 1.5 ~ 1.8 meters high, wide 20 ~ 25cm, and metal bar is long 3 ~ 4 meters, tip steel pipe is 1 ~ 2 meter long, length of steel pipe is arranged according to metal bar, when the longer Shi Ketong tip steel pipe of metal bar pours Concrete is filled, guarantees the stability of screening protective net;
Wide 8 ~ the 10cm of column upper hopper chute, bearing diameter are adapted with trough width;
The bank slope that reduction of speed buffers step is 50 ~ 65 °, and step is 3 ~ 5 meters wide, 2 ~ 3 meters high;
Fiber Reinforced Metal Laminates can locally be thickeied with a thickness of 5 ~ 8cm by requirement of engineering, aluminium alloy or titanium-alloy thin-plate and fiber The interply hybrid composites that are integrally formed by curing of composite layer alternating laying, intensity is high, there is preferable toughness, anticorrosive Property, fatigue resistance, surrender degree is high.It can be good at buffering huge Rolling Stone bring impact force, to weaken Rolling Stone to highway bridge The destruction of the facilities such as beam and threat to vehicular traffic human life's property safety;
Protection sieve network selection frame is slid by the bearing of metal bar both ends end in the sliding slot of column, and bolt or screw are from column Outside passes through the through-hole of column and is inserted into the threaded hole of metal bar both ends end, realizes the fixation of protection sieve network selection frame, Sliding slot will not be skidded off when guaranteeing protection sieve network selection by power from bottom to top;
Bearing is excessively cooperated by axle sleeve is fixed on cross bar both ends;
When top of the slope, which slips stone, slowly to be tumbled downwards, four layers of bore are respectively 15cm*15cm, 10cm*10cm, 5cm*5cm, 2cm* The protection sieve network selection frame of 2cm can respectively sort the Rolling Stone of different-grain diameter, slip stone speed and be conducive to sorting slowly completely, when After slipping stone stabilization, it can be lifted up to bigbore sequence by protective net is screened by small-bore, allow what is sub-elected to slip stone from lower part Discharge continues to roll down on buffering step, periodically to screening protective net frame lubrication bearing and adds when that will sort after slipping stone discharge Gu tip steel pipe.Stone major part impact force is slipped since the blocking of front screening protective net frame counteracts, stone is slipped in secondary discharge With amount can manual control, guarantee slips stone and can be deposited in completely on the step of reduction of speed buffer system, then arranges related personnel Enter step by cleaning sidewalk with vehicle to be cleared up or utilized, there are the four layers of different bore protection sieve network selection frames that go up a slope Protection, the safety of cleaning personnel in the construction process can be ensured that this implementation will slip stoneledge in not formed big rule well It is controlled when mould, so that the potential hazard for slipping stoneledge be made to be preferably minimized.
Specific embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned realities Example is applied, it within the knowledge of a person skilled in the art, can also be without departing from the purpose of the present invention Various changes can be made.

Claims (9)

1. one kind slips stoneledge guard system, it is characterised in that: slip the screening of stoneledge slope surface (1) including being successively set on and slip the anti-gear of stone System, reduction of speed buffer system and Shock-resistant anti-impact shell system, screening slip the anti-gear system of stone and are fixed at the upper of reduction of speed buffer system Side, Shock-resistant anti-impact shell system are fixed at the lower section of reduction of speed buffer system, and the sieve that the anti-gear system of stone includes 2 grades or more is slipped in screening The anti-blocking means of stone are slipped in choosing, and it includes protection sieve network selection frame (5) and column (10), the inside of column (10) that the anti-blocking means of stone are slipped in screening It is vertically arranged with sliding slot (13), column (10), which is fixed at, to slip stoneledge slope surface (1), and protection sieve network selection frame (5) is slidably installed in vertical In the sliding slot (13) of column (10), reduction of speed buffer system is that reduction of speed buffers step (2), and reduction of speed buffering step two sides offer cleaning just Road (20), cleaning sidewalk (20) are connected to highway (3).
2. slipping stoneledge guard system according to claim 1, it is characterised in that: the bottom end of column (10) passes through tip steel pipe (11) it is fixed at and slips stoneledge slope surface (1), protection sieve network selection frame (5) includes metal riser (9) and metal bar (8), gold Belong to riser (9) on be evenly arranged with several cross bars perforation, metal bar (8) pass through metal riser (9) cross bar perforation and with Metal riser (9) forms sieve, and the both ends end center of metal bar (8) offers threaded hole (21), and the two of metal bar (8) End is provided with bearing (12) on the outside of end by axle sleeve (22), and through-hole is uniformly provided on column (10), and sieve passes through metal cross Bolt or screw (14) in the threaded hole (21) of bar (8) and the through-hole of column (10) are fixedly connected on column (10).
3. slipping stoneledge guard system according to claim 2, it is characterised in that: the central rotating shaft of axle sleeve (22) and bearing (12) It is fixedly connected.
4. slipping stoneledge guard system according to claim 2, it is characterised in that: screening is slipped in the anti-gear system of stone in screening, and to slip stone anti- The mesh size edge of blocking means slips stoneledge slope surface (1) and reduces step by step downwards.
5. slipping stoneledge guard system according to claim 1, it is characterised in that: Shock-resistant anti-impact shell system include barricade (4) or In highway (3) side, steel plate (6) is perpendicular for canopy cave wall, steel plate (6), Fiber Reinforced Metal Laminates (7), barricade (4) or the setting of canopy cave wall It is directly fixed at the other side of barricade (4) or canopy cave wall, Fiber Reinforced Metal Laminates (7) are fixed at the side wall of steel plate (6) And close to slipping stoneledge slope surface (1).
6. slipping stoneledge guard system according to claim 5, it is characterised in that: steel plate (6) is vertical by setscrew (16) It is fixed on the side wall of barricade (4) or canopy cave wall, Fiber Reinforced Metal Laminates (7) are fixed on steel plate by steel nail (15) and rivet (17) (6) side wall.
7. slipping stoneledge guard system according to claim 5, it is characterised in that: Fiber Reinforced Metal Laminates (7) include fiber composite Material buffer layer (19) and metal plate (18), fibrous composite buffer layer (19) replaces with metal plate (18) to be superposed.
8. slipping stoneledge guard system according to claim 7, it is characterised in that: metal plate (18) is aluminium alloy plate or titanium alloy Plate.
9. one kind slips stoneledge means of defence, which is characterized in that use and slip stoneledge guard system, the specific steps are as follows:
(1) top of the slope is slipped the huge Rolling Stone burst of stone entrainment and is tumbled downwards, and the anti-blocking means of stone point are slipped in the screening that the anti-gear system of stone is slipped in screening Layer, which is kept out, to slip stone impact force and sorts respectively to the stone that slips of different-grain diameter;
(2) the minimum grain size Rolling Stone of the anti-blocking means sorting of stone is slipped in step (1) screening by the reduction of speed buffering step of reduction of speed buffer system Impact force hindered and buffered and be deposited in reduction of speed buffering step on, slip stone stablize after, buffering step is entered by sidewalk Area is cleared up;
(3) stone that slips by step (2) reduction of speed buffering step reduction of speed buffering enters Shock-resistant anti-impact shell system, slips stone and impinges upon antidetonation The remote highway side of Shock-resistant anti-impact shell system is rested in impact protection system.
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CN117726489B (en) * 2024-02-18 2024-04-26 昆明理工大学 Method for evaluating disaster risk of smooth stone slope

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