CN104195912A - Construction method of country road hardened pavement system - Google Patents
Construction method of country road hardened pavement system Download PDFInfo
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- CN104195912A CN104195912A CN201410412794.2A CN201410412794A CN104195912A CN 104195912 A CN104195912 A CN 104195912A CN 201410412794 A CN201410412794 A CN 201410412794A CN 104195912 A CN104195912 A CN 104195912A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The invention discloses a construction method of a country road hardened pavement system. The construction method comprises a plurality of prefabricated roadbed connecting bodies, a plurality of prefabricated pavement structure bodies are arranged above the prefabricated roadbed connecting bodies, a side bulge of the prefabricated pavement structure body is inserted into a side groove of the adjacent prefabricated pavement structure body, a lower bulge is formed on the lower side surface of the prefabricated pavement structure body, the adjacent prefabricated roadbed connecting bodies are paved in a road direction to form an integral connecting body with a sawtooth-shaped cross section, a downwards-protruding embedding groove is formed on one side surface, facing the prefabricated pavement structure body, of the integral connecting body, and the lower bulge is inserted in the downwards-protruding embedding groove; and the prefabricated pavement structure body comprises a first split block and a second split block, the inclined edge of the first split block is provided with a split connecting groove, the inclined edge of the second split block is provided with a split connecting bulge, and the split connecting bulge is inserted into the split connecting groove. The structure is simple, the cost is low, the operation is simple and rapid, and the country road hardened pavement system can be rapidly and conveniently built.
Description
Technical field
The present invention relates to road structure, specifically the construction method of backroad hard surface system.
Background technology
The construction of existing backroad is extremely complicated, and the flow process of its construction is: leveling roadbed, set up coaming plate (concreting encloses structure), rivet installation, concreting, leveling road surface, lay straw layer moisturizing, dry in the shade, cut road surface formation dilatation joint, maintenance is watered.Whole long construction period, efficiency is low, the construction volume of one day can only reach tens meters, along with the rising of human cost, and the rising of material cost, integral construction cost is very high, meanwhile, need well construction processing in earlier stage, and road is wanted closure construction in the process of whole construction, can not there is vehicle to be formed on road and walk, therefore local people's living trip be caused to a lot of inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of construction method of backroad hard surface system, the present invention can allow little vehicle, pedestrian's trip, short construction period can reduce road construction cost, construction time, do not need very complicated construction process.
Object of the present invention is achieved through the following technical solutions: the construction method of backroad hard surface system, comprises the following steps:
Steps A, adopt template concreting mode to produce prefabricated roadbed connector, adopt template concreting mode to produce the first split block and the second split block, wherein, prefabricated roadbed connector is quadrilateral prism body, the first split block and the second split block are right-angled triangle of the same size, the hypotenuse of building formation the first split block is provided with split connecting groove, the hypotenuse of building formation the second split block is provided with split connection bump, guarantee split connection bump can be inserted in split connecting groove, building formation side projection is arranged on the right-angle side A of the first split block, building formation side groove is arranged on the right-angle side B of the first split block, adopt the first split block and the second split block to be combined to form the prefabricated road structure body of rectangle, build formation lower convexity at prefabricated road structure body downside, wherein, right-angle side A is the leading flank of prefabricated road structure body, right-angle side B is the trailing flank of prefabricated road structure body,
Step B, employing flattening-out device leveling roadbed;
Step C, adopting rolling device on smooth roadbed, to form axis extends along road width direction, and cross section is leg-of-mutton pre-buried groove, rolling device comprises that roadbed rolls car body, roll car body and be connected with wheel by wheel connector, wherein, roll the below of car body, and the region division between adjacent two wheels has rolled plate, rolled plate towards a side of ground direction be provided with multiple arrange successively along road direction of advance roll lower convex member, the axis that rolls lower convex member is the horizon that is pointed to another side by road one side, the cross section of rolling lower convex member is triangle, also comprise hydraulic cylinder, wherein, rolled plate is connected away from a side of bottom surface and the hydraulic cylinder output shaft of hydraulic cylinder, hydraulic cylinder output shaft runs through and rolls car body and extend to and roll car body top, the shell of hydraulic cylinder is fixed on and is rolled car body top by hydraulic cylinder fixture, when grinding operation, wheel is advanced along the fringe region of road both sides, often advance after certain distance, rolling device does not readvance, and now hydraulic cylinder starts, hydraulic cylinder output shaft drive rolled plate earthward direction advances, the lower convex member that rolls of rolled plate rolls in route base, forms pre-buried groove at road bed, and then hydraulic cylinder resets, this device moves on, and so the repeated multiple times road bed by entire road forms above-mentioned pre-buried groove,
Step D, employing rivet, through prefabricated roadbed connector, are fixed on prefabricated roadbed connector in pre-buried groove, and multiple prefabricated roadbed connectors form monolithic connectors, and monolithic connector forms triangular groove towards a side of prefabricated road structure body;
Step e, lifting the first split block and the second split block, split connection bump can be inserted in split connecting groove, the first split block and the second split block are combined to form the prefabricated road structure body of rectangle, and the lower convexity of prefabricated road structure body is inserted in triangular groove;
Step F, splice adjacent 2 prefabricated road structure bodies, the side projection of prefabricated road structure body is inserted in the side groove of adjacent prefabricated road structure body with it;
The backroad hard surface system that said method forms comprises the multiple prefabricated roadbed connector that carries out embedded riveted joint with roadbed, prefabricated roadbed connector top is provided with the multiple prefabricated road structure body arranging along road direction of advance, the leading flank of each prefabricated road structure body is provided with side projection, the trailing flank of each prefabricated road structure body is provided with side groove, and the side of prefabricated road structure body projection is inserted in the side groove of adjacent prefabricated road structure body with it, prefabricated road structure body downside is provided with lower convexity, the cross section of prefabricated roadbed connector is quadrangle prismatic, road bed forms axis and extends along road width direction, and cross section is leg-of-mutton pre-buried groove, two seamed edges of prefabricated roadbed connector insert in pre-buried groove, adopt rivet to rivet through prefabricated roadbed connector and roadbed, contiguous prefabricated roadbed connector is laid and is formed the monolithic connector that cross section is sawtooth along road direction, monolithic connector forms lower tuck pointing towards a side of prefabricated road structure body and enters groove, lower convexity inserts lower tuck pointing and enters in groove, prefabricated road structure body comprises the first split block and the second split block, the first split block and the second split block are right-angled triangle of the same size, wherein, side projection is arranged on the right-angle side A of the first split block, side groove is arranged on the right-angle side B of the first split block, the hypotenuse of the first split block is provided with split connecting groove, the hypotenuse of the second split block is provided with split connection bump, split connection bump is inserted in split connecting groove, make the first split block and the second split block constitute rectangular structure, right-angle side A is the leading flank of prefabricated road structure body, right-angle side B is the trailing flank of prefabricated road structure body.
In said structure, it is leg-of-mutton pre-buried groove along the extension of road width direction and cross section that road bed forms axis, two seamed edges of prefabricated roadbed connector insert in pre-buried groove, adopt rivet to rivet through prefabricated roadbed connector and roadbed, can ensure that roadbed and prefabricated roadbed connector possess good globality, structure is more stable, makes total be difficult for displacement.
Based on said structure, design principle of the present invention is: utilize prefabricated prefabricated roadbed connector as syndeton, prefabricated prefabricated road structure body is as road surface bearing structure, by prefabricated roadbed connector, prefabricated road structure body is fixed on roadbed, the precast concrete body that prefabricated roadbed connector and prefabricated road structure body are producer's Prefabrication, when pavement construction, road flattening-out is formed to smooth roadbed, again roadbed is rolled and forms pre-buried groove, lay successively prefabricated roadbed connector in pre-buried groove, multiple prefabricated roadbed connectors form monolithic connector, prefabricated road structure body is lifted on monolithic connector, keep the lower tuck pointing of the lower convexity insertion monolithic connector of prefabricated road structure body to enter in groove, make monolithic connector form embedded cooperation with road structure body processed, simultaneously when prefabricated roadbed connector is installed, adopt rivet will fix prefabricated roadbed connector to roadbed, adjacent prefabricated road structure body utilizes concaveconvex structure to be connected, between prefabricated like this road structure body, both formed to connect and also had gap simultaneously, this gap can be dilatation joint gap.Said structure overall cost is cheap, work progress is without the operation of poured in place concrete, therefore, can be in work progress open route, be convenient for people to trip, after overall road construction completes, can come into operation immediately, and after traditional road construction, also needed the maintenance of naturally drying in later stage to operate, after at least 1 month, just allow road open current, overall structure of the present invention adopts embedded cooperation, overall performance is good, not easy to crack, and after road damage, also can be with changing corresponding prefabricated road structure body, can as traditional road, not need very complicated constructing operation, and after traditional road damage, need to adopt cutting machine that failure area is cut down, if road much higher hard, need artificial chisel open circuit surface, then fill concrete, therefore operation is extremely complicated and loaded down with trivial details, construction period is also long, the present invention adopts modular construction operation, operation short construction period, constructing operation can be carried out at night, daytime, open route was current.
For convenient transport and installation, reduce the weight of single installed part, simultaneously in order to make after road two side directions are stressed, prefabricated road structure body does not move, prefabricated road structure body in the present invention comprises the first split block and the second split block, the first split block and the second split block are right-angled triangle of the same size, wherein, side projection is arranged on the right-angle side A of the first split block, side groove is arranged on the right-angle side B of the first split block, the hypotenuse of the first split block is provided with split connecting groove, the hypotenuse of the second split block is provided with split connection bump, split connection bump is inserted in split connecting groove, make the first split block and the second split block constitute rectangular structure, right-angle side A is the leading flank of prefabricated road structure body, right-angle side B is the trailing flank of prefabricated road structure body.After road two side directions are stressed, the first split block pushes the second split block, make to produce and be subject to force component along prefabricated road structure body diagonal direction, and the axis that the stressed oblique and lower tuck pointing of this component enters groove is not parallel, can make so prefabricated road structure body not move.
Preferably, the cross section of lower convexity is go to the bottom short upper base long isosceles trapezoid or triangle.
Preferably, side projection is the lug boss of semicircle cylinder structure.
Preferably, side groove is the concave part of semicircle structure.
Preferably, the waist limit, both sides of prefabricated roadbed connector has the through hole that penetrates into base, in through hole, inserts rivet, and rivet inserts roadbed inside.
Preferably, prefabricated road structure body is of a size of 2 meters to 5 meters along road direction of advance, is of a size of 2 meters to 5 meters along road width direction.
Preferably, in order to prevent that prefabricated road structure body from sliding to road two side directions, keep prefabricated road structure body and prefabricated roadbed connector to form bonding simultaneously, the surface, waist limit, both sides of prefabricated roadbed connector is provided with multiple strip grooves that arrange along road direction of advance, in strip groove, be filled with bitumen layer, between prefabricated roadbed connector and prefabricated road structure body, adopt bitumen layer bonding.
The invention has the advantages that: simple in structure, cost is low, simple and quick, can set up fast, easily the construction method of backroad hard surface system.
Brief description of the drawings
Fig. 1 is the schematic diagram of prefabricated road structure body.
Fig. 2 is the split figure that forms the first split block and the second split block after prefabricated road structure body splits.
Fig. 3 is the schematic diagram that prefabricated road structure body is installed to prefabricated roadbed connector.
Fig. 4 is the schematic diagram of rolling device.
Reference numeral in figure is expressed as: 1, prefabricated road structure body; 2, side groove; 3, side projection; 4, lower convexity; 5, prefabricated roadbed connector; 11, the first split block; 12, the second split block; 13, split connecting groove; 14, split connects protrusion; 6, roadbed, 7, roadbed rolls car body; 71, hydraulic cylinder; 72, hydraulic cylinder fixture; 73, wheel connector; 74, wheel; 8, rolled plate; 9, roll lower convex member.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1:
As shown in Figure 1-Figure 3.
The construction method of backroad hard surface system, comprises the following steps:
Steps A, adopt template concreting mode to produce prefabricated roadbed connector 5, adopt template concreting mode to produce the first split block 11 and the second split block 12, wherein, prefabricated roadbed connector 5 is quadrilateral prism body, the first split block 11 and the second split block 12 are right-angled triangle of the same size, the hypotenuse of building formation the first split block 11 is provided with split connecting groove 13, the hypotenuse of building formation the second split block 12 is provided with split connection bump 14, guarantee split connection bump 14 can be inserted in split connecting groove 13, building formation side projection 3 is arranged on the right-angle side A of the first split block 11, building formation side groove is arranged on the right-angle side B of the first split block 11, adopt the first split block 11 and the second split block 12 to be combined to form the prefabricated road structure body 1 of rectangle, build and form lower convexity 5 at prefabricated road structure body downside, wherein, right-angle side A is the leading flank of prefabricated road structure body 1, right-angle side B is the trailing flank of prefabricated road structure body 1,
Step B, employing flattening-out device leveling roadbed;
Step C, adopting rolling device on smooth roadbed, to form axis extends along road width direction, and cross section is leg-of-mutton pre-buried groove, rolling device comprises that roadbed rolls car body 7, roll car body 7 and be connected with wheel 74 by wheel connector 73, wherein, roll the below of car body 7, and the region division between adjacent two wheels 74 has rolled plate 8, rolled plate 8 towards a side of ground direction be provided with multiple arrange successively along road direction of advance roll lower convex member 9, the axis that rolls lower convex member is the horizon that is pointed to another side by road one side, the cross section of rolling lower convex member is triangle, also comprise hydraulic cylinder 71, wherein, rolled plate 8 is connected away from a side of bottom surface and the hydraulic cylinder output shaft of hydraulic cylinder 71, hydraulic cylinder output shaft runs through and rolls car body 7 and extend to and roll car body 7 tops, the shell of hydraulic cylinder 71 is fixed on and is rolled car body 7 tops by hydraulic cylinder fixture, when grinding operation, wheel is advanced along the fringe region of road both sides, often advance after certain distance, rolling device does not readvance, and now hydraulic cylinder 71 starts, hydraulic cylinder output shaft drive rolled plate 8 earthward direction advances, the lower convex member that rolls of rolled plate 8 rolls in route base, forms pre-buried groove at road bed, and then hydraulic cylinder resets, this device moves on, and so the repeated multiple times road bed by entire road forms above-mentioned pre-buried groove,
Step D, employing rivet, through prefabricated roadbed connector 5, are fixed on prefabricated roadbed connector 5 in pre-buried groove, and multiple prefabricated roadbed connectors 5 form monolithic connector, and monolithic connector forms triangular groove towards a side of prefabricated road structure body;
Step e, lifting the first split block 11 and the second split block 12, split connection bump 14 can be inserted in split connecting groove 13, the first split block 11 and the second split block 12 are combined to form the prefabricated road structure body 1 of rectangle, and the lower convexity 5 of prefabricated road structure body 1 is inserted in triangular groove;
Step F, splice adjacent 2 prefabricated road structure bodies 1, the side projection 3 of prefabricated road structure body 1 is inserted in the side groove 2 of adjacent prefabricated road structure body 1 with it;
The backroad hard surface system that said method forms comprises the multiple prefabricated roadbed connector 5 that carries out embedded riveted joint with roadbed 6, prefabricated roadbed connector top is provided with the multiple prefabricated road structure body 1 arranging along road direction of advance, the leading flank of each prefabricated road structure body 1 is provided with side projection 3, the trailing flank of each prefabricated road structure body 1 is provided with side groove 2, and the side of prefabricated road structure body 1 projection 3 is inserted in the side groove 2 of adjacent prefabricated road structure body 1 with it, prefabricated road structure body downside is provided with lower convexity 5, the cross section of prefabricated roadbed connector is quadrangle prismatic, road bed forms axis and extends along road width direction, and cross section is leg-of-mutton pre-buried groove, two seamed edges of prefabricated roadbed connector insert in pre-buried groove, adopt rivet to rivet through prefabricated roadbed connector and roadbed, contiguous prefabricated roadbed connector is laid and is formed the monolithic connector that cross section is sawtooth along road direction, monolithic connector forms lower tuck pointing towards a side of prefabricated road structure body and enters groove, lower convexity 5 inserts lower tuck pointing and enters in groove, prefabricated road structure body comprises the first split block 11 and the second split block 12, the first split block 11 and the second split block 12 are right-angled triangle of the same size, wherein, side projection 3 is arranged on the right-angle side A of the first split block 11, side groove is arranged on the right-angle side B of the first split block 11, the hypotenuse of the first split block 11 is provided with split connecting groove 13, the hypotenuse of the second split block 12 is provided with split connection bump 14, split connection bump 14 is inserted in split connecting groove 13, make the first split block 11 and the second split block 12 constitute rectangular structure, right-angle side A is the leading flank of prefabricated road structure body 1, right-angle side B is the trailing flank of prefabricated road structure body 1.
In said structure, it is leg-of-mutton pre-buried groove along the extension of road width direction and cross section that road bed forms axis, two seamed edges of prefabricated roadbed connector insert in pre-buried groove, adopt rivet to rivet through prefabricated roadbed connector and roadbed, can ensure that roadbed and prefabricated roadbed connector possess good globality, structure is more stable, makes total be difficult for displacement.
Based on said structure, design principle of the present invention is: utilize prefabricated prefabricated roadbed connector as syndeton, prefabricated prefabricated road structure body is as road surface bearing structure, by prefabricated roadbed connector, prefabricated road structure body is fixed on roadbed, the precast concrete body that prefabricated roadbed connector and prefabricated road structure body are producer's Prefabrication, when pavement construction, road flattening-out is formed to smooth roadbed, again roadbed is rolled and forms pre-buried groove, lay successively prefabricated roadbed connector in pre-buried groove, multiple prefabricated roadbed connectors form monolithic connector, prefabricated road structure body is lifted on monolithic connector, keep the lower tuck pointing of the lower convexity insertion monolithic connector of prefabricated road structure body to enter in groove, make monolithic connector form embedded cooperation with road structure body processed, simultaneously when prefabricated roadbed connector is installed, adopt rivet will fix prefabricated roadbed connector to roadbed, adjacent prefabricated road structure body utilizes concaveconvex structure to be connected, between prefabricated like this road structure body, both formed to connect and also had gap simultaneously, this gap can be dilatation joint gap.Said structure overall cost is cheap, work progress is without the operation of poured in place concrete, therefore, can be in work progress open route, be convenient for people to trip, after overall road construction completes, can come into operation immediately, and after traditional road construction, also needed the maintenance of naturally drying in later stage to operate, after at least 1 month, just allow road open current, overall structure of the present invention adopts embedded cooperation, overall performance is good, not easy to crack, and after road damage, also can be with changing corresponding prefabricated road structure body, can as traditional road, not need very complicated constructing operation, and after traditional road damage, need to adopt cutting machine that failure area is cut down, if road much higher hard, need artificial chisel open circuit surface, then fill concrete, therefore operation is extremely complicated and loaded down with trivial details, construction period is also long, the present invention adopts modular construction operation, operation short construction period, constructing operation can be carried out at night, daytime, open route was current.
Embodiment 2
The present embodiment is on the basis of embodiment 1, for convenient transport and installation, reduce the weight of single installed part, simultaneously in order to make after road two side directions are stressed, prefabricated road structure body does not move, prefabricated road structure body in the present invention comprises the first split block 11 and the second split block 12, the first split block 11 and the second split block 12 are right-angled triangle of the same size, wherein, side projection 3 is arranged on the right-angle side A of the first split block 11, side groove is arranged on the right-angle side B of the first split block 11, the hypotenuse of the first split block 11 is provided with split connecting groove 13, the hypotenuse of the second split block 12 is provided with split connection bump 14, split connection bump 14 is inserted in split connecting groove 13, make the first split block 11 and the second split block 12 constitute rectangular structure, right-angle side A is the leading flank of prefabricated road structure body 1, right-angle side B is the trailing flank of prefabricated road structure body 1.After road two side directions are stressed, the first split block 11 pushes the second split block 12, make to produce and be subject to force component along prefabricated road structure body diagonal direction, and the axis that the stressed oblique and lower tuck pointing of this component enters groove is not parallel, can make so prefabricated road structure body not move.
Embodiment 2
The present embodiment is on the basis of embodiment 1, preferred, and the cross section of lower convexity 5 is go to the bottom short upper base long isosceles trapezoid or triangle.
Preferably, side projection 3 is the lug boss of semicircle cylinder structure.
Preferably, side groove is the concave part of semicircle structure.
Preferably, the waist limit, both sides of prefabricated roadbed connector has the through hole that penetrates into base, in through hole, inserts rivet, and rivet inserts roadbed inside.
Preferably, prefabricated road structure body 1 is of a size of 2 meters to 5 meters along road direction of advance, is of a size of 2 meters to 5 meters along road width direction.
Preferably, in order to prevent that prefabricated road structure body 1 from sliding to road two side directions, keep prefabricated road structure body 1 to form bonding with prefabricated roadbed connector 5 simultaneously, the surface, waist limit, both sides of prefabricated roadbed connector 5 is provided with multiple strip grooves that arrange along road direction of advance, in strip groove, be filled with bitumen layer, between prefabricated roadbed connector 5 and prefabricated road structure body 1, adopt bitumen layer bonding.
As Fig. 4, extend along road width direction in order to make road bed form axis, and cross section is leg-of-mutton pre-buried groove, the present invention adopts rolling device as above-mentioned in Fig. 4, this rolling device comprises that roadbed rolls car body 7, roll car body 7 and be connected with wheel 74 by wheel connector 73, wherein, roll the below of car body 7, and the region division between adjacent two wheels 74 has rolled plate 8, rolled plate 8 towards a side of ground direction be provided with multiple arrange successively along road direction of advance roll lower convex member 9, the axis that rolls lower convex member is the horizon that is pointed to another side by road one side, the cross section of rolling lower convex member is triangle, also comprise hydraulic cylinder 71, wherein, rolled plate 8 is connected away from a side of bottom surface and the hydraulic cylinder output shaft of hydraulic cylinder 71, hydraulic cylinder output shaft runs through and rolls car body 7 and extend to and roll car body 7 tops, the shell of hydraulic cylinder 71 is fixed on and is rolled car body 7 tops by hydraulic cylinder fixture.When this device operation, wheel advances along the fringe region of road both sides, often advance after certain distance, device does not readvance, and now hydraulic cylinder 71 starts, hydraulic cylinder output shaft drive rolled plate 8 earthward direction advances, the lower convex member that rolls of rolled plate 8 rolls in route base, forms pre-buried groove at road bed, and then hydraulic cylinder resets, this device moves on, and so the repeated multiple times road bed by entire road forms above-mentioned pre-buried groove.
As mentioned above, can well realize the present invention.
Claims (7)
1. backroad hard surface system, it is characterized in that: comprise the multiple prefabricated roadbed connector (5) that carries out embedded riveted joint with roadbed (6), prefabricated roadbed connector top is provided with the multiple prefabricated road structure body (1) arranging along road direction of advance, the leading flank of each prefabricated road structure body (1) is provided with side projection (3), the trailing flank of each prefabricated road structure body (1) is provided with side groove (2), and the side projection (3) of prefabricated road structure body (1) is inserted in the side groove (2) of adjacent prefabricated road structure body (1) with it, prefabricated road structure body downside is provided with lower convexity (5), the cross section of prefabricated roadbed connector is quadrangle prismatic, road bed forms axis and extends along road width direction, and cross section is leg-of-mutton pre-buried groove, two seamed edges of prefabricated roadbed connector insert in pre-buried groove, adopt rivet to rivet through prefabricated roadbed connector and roadbed, contiguous prefabricated roadbed connector is laid and is formed the monolithic connector that cross section is sawtooth along road direction, monolithic connector forms lower tuck pointing towards a side of prefabricated road structure body and enters groove, lower convexity (5) inserts lower tuck pointing and enters in groove, prefabricated road structure body comprises the first split block (11) and the second split block (12), the first split block (11) and the second split block (12) are right-angled triangle of the same size, wherein, side projection (3) is arranged on the right-angle side A of the first split block (11), side groove is arranged on the right-angle side B of the first split block (11), the hypotenuse of the first split block (11) is provided with split connecting groove (13), the hypotenuse of the second split block (12) is provided with split connection bump (14), split connection bump (14) is inserted in split connecting groove (13), make the first split block (11) and the second split block (12) constitute rectangular structure, right-angle side A is the leading flank of prefabricated road structure body (1), right-angle side B is the trailing flank of prefabricated road structure body (1).
2. backroad hard surface system according to claim 1, is characterized in that: the cross section of lower convexity (5) is go to the bottom short upper base long isosceles trapezoid or triangle.
3. backroad hard surface system according to claim 1, is characterized in that: side projection (3) is the lug boss of semicircle cylinder structure.
4. backroad hard surface system according to claim 1, is characterized in that: side groove is the concave part of semicircle structure.
5. backroad hard surface system according to claim 1, is characterized in that: the waist limit, both sides of prefabricated roadbed connector has the through hole that penetrates into base, in through hole, inserts rivet, and rivet inserts roadbed inside.
6. backroad hard surface system according to claim 1, is characterized in that: prefabricated road structure body (1) is of a size of 2 meters to 5 meters along road direction of advance, is of a size of 2 meters to 5 meters along road width direction.
7. backroad hard surface system according to claim 1, it is characterized in that: the surface of prefabricated roadbed connector (5) is provided with multiple strip grooves that arrange along road direction of advance, in strip groove, be filled with bitumen layer, between prefabricated roadbed connector (5) and prefabricated road structure body (1), adopt bitumen layer bonding.
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| CN201410412794.2A CN104195912A (en) | 2014-08-21 | 2014-08-21 | Construction method of country road hardened pavement system |
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| CN201410412794.2A CN104195912A (en) | 2014-08-21 | 2014-08-21 | Construction method of country road hardened pavement system |
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| CN102418309A (en) * | 2011-09-16 | 2012-04-18 | 贺雨田 | Pavement having interlaminar embedded coordination structure |
| CN103758004A (en) * | 2013-12-17 | 2014-04-30 | 英达科技有限公司 | Surface treatment method for base course of asphalt pavement |
| CN204023349U (en) * | 2014-08-21 | 2014-12-17 | 四川金锋建设有限公司 | Backroad hard surface system |
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