CN103981784B - A kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction - Google Patents
A kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction Download PDFInfo
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- CN103981784B CN103981784B CN201410242672.3A CN201410242672A CN103981784B CN 103981784 B CN103981784 B CN 103981784B CN 201410242672 A CN201410242672 A CN 201410242672A CN 103981784 B CN103981784 B CN 103981784B
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Abstract
The invention discloses a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, comprise steel-mixed combination road slab that many rows lay along road longitudinal extension direction, be provided with one transverse expansion joint between adjacent two row's steel-mixed combination road slab and connected by the longitudinal dowel bar of multiple tracks therebetween; Often arrange steel-mixed combination road slab assembled by polylith rectangle road slab, be provided with one longitudinal expansion joint between adjacent two pieces of rectangle road slabs and connected by multiple tracks pass force crossly bar therebetween; Before and after longitudinal dowel bar two ends are individually fixed in adjacent two rectangle road slabs, pass force crossly bar two ends are individually fixed in adjacent two the rectangle road slabs in left and right; Rectangle road slab comprises grid-like skeleton and by building the concrete pouring structure formed in grid-like intraskeletal concrete.Simple, the reasonable in design and easy construction of structure of the present invention, result of use are good, and what can solve that existing concrete road surface exists easily occurs the problems such as deformation failure, application life is shorter.
Description
Technical field
The present invention relates to a kind of road slab, especially relate to a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction.
Background technology
The Cement Concrete Pavement Slab plate of existing road is wide is generally greater than 3m and its planar dimension is mostly 4.5m × 6m or 4m × 5m, and turnpike driving road width is generally 3.5m ~ 3.75m, this driveway partition mode often causes vehicle to travel on a block concrete road slab, or vehicle single wheel is travelled along longitudinal joint, cause under being often in high stress level load action at the bottom of roads plate, cause road slab to destroy because local stress is excessive, actual life reduces.For existing monolithic road structure, due to driving custom, road surface often can form the deformation failures such as rut, protuberance, pavement depression, wave.Longlife noodles road surface refers to the road structure of pavement design life-span more than 40 years, and the main feature on longlife noodles road surface is: the first, during projected life, and recurring structure does not destroy; The second, the damage on road surface only occurs in surface functional layer; Three, only carry out routine servicing, do not need to carry out structural overhaul; Four, preliminary expenses may be higher, but maintenance cost is low; Five, most economical in life cycle.Thus, nowadays lacking simple, the reasonable in design and easy construction of a kind of structure, lattice-shaped steel-mixed combination Long Life Pavement plated construction that result of use is good, easily there is the problems such as deformation failure, application life is shorter in what effectively can solve that existing concrete road surface exists.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction is provided, simple, the reasonable in design and easy construction of its structure, result of use are good, and what effectively can solve that existing concrete road surface exists easily occurs the problems such as deformation failure, application life is shorter.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, it is characterized in that: comprise steel-mixed combination road slab that many rows lay from front to back along the longitudinal extension direction of institute's builder's road, the structure of the described steel of many rows-mixed combination road slab is all identical, one transverse expansion joint is provided with between the described steel of adjacent two row in front and back-mixed combination road slab, described transverse expansion joint is laid along the width of institute's builder's road, all being connected as one by the longitudinal dowel bar of multiple tracks between the described steel of adjacent two row in front and back-mixed combination road slab, described in multiple tracks, longitudinal dowel bar is laid at grade from left to right, often arrange the rectangle road slab that described steel-mixed combination road slab is laid on same plane by polylith assembled, the structure of rectangle road slab described in polylith and its width along institute builder's road all identical with size is laid from left to right, often arrange in described steel-mixed combination road slab and be provided with one longitudinal expansion joint between the adjacent two pieces of described rectangle road slabs in left and right, described longitudinal expansion joint is laid along the length direction of institute's builder's road, all connected as one by multiple tracks pass force crossly bar between the adjacent two pieces of described rectangle road slabs in left and right, described in multiple tracks, pass force crossly bar is laid at grade from front to back, before and after the rear and front end of longitudinal dowel bar described in per pass is individually fixed in adjacent two described rectangle road slabs, the two ends, left and right of pass force crossly bar described in per pass are individually fixed in adjacent two the described rectangle road slabs in left and right,
Described rectangle road slab comprises grid-like skeleton and by building the concrete pouring structure formed in grid-like intraskeletal concrete, the upper surface of described concrete pouring structure is mutually concordant with the upper surface of described grid-like skeleton, and described grid-like skeleton and concrete pouring structure are built and be integrated; Described grid-like skeleton comprises square shape framework and is laid in the grid framework of described square shape lower portion, and described square shape framework is identical with the height of described grid framework and the two is laid in same level; Described square shape framework is formed by connecting by the horizontal steel plate of twice first and the longitudinal steel plate of twice first, described in twice, the structure of the first horizontal steel plate is all identical with size, described in twice, the structure of first longitudinal steel plate is all identical with size, and first longitudinal steel plate described in twice is respectively the longitudinal steel plate in left side and is positioned at the longitudinal steel plate in right side on the right side of the longitudinal steel plate in described left side; The second horizontal steel plate that described grid framework is laid from front to back by multiple tracks and the second longitudinal steel plate splicing laid from left to right by multiple tracks form, the structure of the second horizontal steel plate described in multiple tracks is all identical with size and it to be all laid in described in twice between first longitudinal steel plate, the structure of second longitudinal steel plate described in multiple tracks is all identical with size and it is all laid in described in twice between the first horizontal steel plate, and the second horizontal steel plate described in per pass is all fastenedly connected with second longitudinal steel plate described in multiple tracks and is integrated; Second longitudinal steel plate described in second horizontal steel plate described in first longitudinal steel plate, multiple tracks described in first horizontal steel plate, twice described in twice and multiple tracks all in vertically to laying, described in first horizontal steel plate described in twice and multiple tracks, the second horizontal steel plate is all laid along the width of institute's builder's road, and described in first longitudinal steel plate described in twice and multiple tracks, second longitudinal steel plate is all laid along the length direction of institute's builder's road; The middle part of the first horizontal steel plate described in twice all has multiple respectively for the first reserving hole that dowel bar longitudinal described in multiple tracks is installed;
The right side road slab that adjacent two the described rectangle road slabs in left and right are respectively left side road slab and are positioned on the right side of the road slab of described left side, all has multiple respectively for the second reserving hole that multiple tracks pass force crossly bar is installed in the middle part of the longitudinal steel plate in right side of described left side road slab and in the middle part of the longitudinal steel plate in described left side of described right side road slab.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, it is characterized in that: in the described steel of many rows-mixed combination road slab, the structure of all rectangle road slabs is all identical with size, transverse width b=2.6m ~ the 3m of described rectangle road slab, and a ︰ b=(1.2 ~ 1.3) ︰ 1, wherein a is the longitudinal length of described rectangle road slab.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, is characterized in that: described square shape framework is formed by the horizontal steel plate of twice first and the longitudinal Plate Welding of twice first; In described grid framework, the two ends, left and right of the second horizontal steel plate described in multiple tracks are weldingly fixed on the inside wall of first longitudinal steel plate described in twice respectively, and described in multiple tracks, the rear and front end of second longitudinal steel plate is weldingly fixed on the inside wall of the first horizontal steel plate described in twice respectively.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, is characterized in that: in described grid framework, described in the second horizontal steel plate described in multiple tracks and multiple tracks, second longitudinal steel plate is integrated by draw-in groove plug-in mounting.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, it is characterized in that: the second horizontal steel plate described in per pass is all inserted on second longitudinal steel plate described in multiple tracks, described in per pass, second longitudinal steel plate top all has multiple upper draw-in groove, and the structure of multiple described upper draw-in groove is all identical with size; Described in per pass, the second horizontal steel plate bottom all has multiple lower bayonet slot, and the structure of multiple described lower bayonet slot is all identical with size.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, is characterized in that: described square shape lower portion is divided into multiple square concrete pouring area by described grid framework; In described grid framework, the second horizontal steel plate described in multiple tracks is in evenly laying, and second longitudinal steel plate described in multiple tracks is in evenly laying, the spacing described in the adjacent twice in front and back between the second horizontal steel plate and described in the adjacent twice in left and right between second longitudinal steel plate is 20cm ~ 30cm.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, it is characterized in that: the structure of longitudinal dowel bar described in multiple tracks is all identical with size and it is in evenly laying, the structure of pass force crossly bar described in multiple tracks is all identical with size and it is in evenly laying, and the spacing described in the adjacent twice in left and right between longitudinal dowel bar and described in the adjacent twice in front and back between pass force crossly bar is 20cm ~ 30cm.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, is characterized in that: described longitudinal dowel bar and pass force crossly bar are the round bar of diameter of phi 24mm ~ Φ 38mm and length 35mm ~ 60mm.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, is characterized in that: described in the multiple tracks in the described steel of many rows-mixed combination road slab, longitudinal expansion joint connects as one.
Above-mentioned a kind of lattice-shaped steel-mixed combination Long Life Pavement plated construction, is characterized in that: described concrete pouring structure is by building the concrete structure formed in grid-like intraskeletal pea gravel concreten; Wide identical and the two the wide c=1cm ~ 3cm of seam of described transverse expansion joint and the seam of longitudinal expansion joint.
The present invention compared with prior art has the following advantages:
1, simple, the reasonable in design and easy construction of structure, input cost is lower.
2, the first longitudinal steel plate adopted in grid-like skeleton.Second horizontal steel plate.It is prefabricated that second longitudinal steel plate and the second horizontal steel plate all can carry out batch in factory, during construction construction, and both can in the assembled welding of factory, also assembled welding can be completed fast at the construction field (site), thus work progress simple, realize convenient, and efficiency of construction is high, can significantly reduction of erection time.
3, the simple and reasonable stress of rectangle road slab structure, adopt the overall road surface of the polylith assembled formation of rectangle road slab, adopt the rectangle road slab of this small plate not only can reduce load stress at the bottom of plate, and obviously reduce than the temperature-warping stress of conventional plate block road and temperature fatigue stress.Therefore, the present invention is the effective form that can effectively reduce thermal stresses and load stress.
4, the road slab rigidity of structure is large, part of the force forms peripheral frame by steel plate, fill with again and fill out concrete, not only improve the concrete rigidity of core space, the integral rigidity of road slab also improves further, long service life, be generally more than 40 years, and do not need to carry out structural strengthening, the traffic delays decreasing road maintenance and bring because of maintenance, remarkable in economical benefits.
5, structural integrity is good, is out of shape little, and whole road structure is connected to become entirety by polylith rectangle road slab by dowel bar.
6, widely applicable, both may be used for Road panel, also can as bridge deck.
In sum, simple, the reasonable in design and easy construction of structure of the present invention, the construction period is short, result of use good, factory's batch can be carried out prefabricated, its construction period is short, the rigidity of structure is large, practical and load diffusivity is high, long service life, do not need to carry out structural strengthening, the traffic delays decreasing road maintenance and bring because of maintenance, effectively can solve the problems such as rut that existing road road surface exists, wave, depression, protuberance, application life is low.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of the longitudinal steel plate of the present invention second.
Fig. 3 is the structural representation of the horizontal steel plate of the present invention second.
Fig. 4 is the structural representation of the longitudinal steel plate of the present invention first.
Fig. 5 is the structural representation of steel of the present invention-mixed combination road slab along width of roadway direction.
Description of reference numerals:
1-1-transverse expansion joint; 1-2-longitudinal expansion joint; 2-1-longitudinal dowel bar;
2-2-pass force crossly bar; 3-concrete pouring structure; 4-grid-like skeleton;
The horizontal steel plate of 4-1-the first; The longitudinal steel plate of 4-2-the first; The horizontal steel plate of 4-3-the second;
The longitudinal steel plate of 4-4-the second; 5-1-the first reserving hole; 6-1-upper draw-in groove;
6-2-lower bayonet slot; 7-rectangle road slab.
Detailed description of the invention
As Figure 1 and Figure 4, the present invention includes steel-mixed combination road slab that many rows lay from front to back along the longitudinal extension direction of institute's builder's road, the structure of the described steel of many rows-mixed combination road slab is all identical, one transverse expansion joint 1-1 is provided with between the described steel of adjacent two row in front and back-mixed combination road slab, described transverse expansion joint 1-1 lays along the width of institute's builder's road, all being connected as one by the longitudinal dowel bar 2-1 of multiple tracks between the described steel of adjacent two row in front and back-mixed combination road slab, described in multiple tracks, longitudinal dowel bar 2-1 lays at grade from left to right.Often arrange the rectangle road slab 7 that described steel-mixed combination road slab is laid on same plane by polylith assembled, the structure of rectangle road slab 7 described in polylith and its width along institute builder's road all identical with size is laid from left to right, often arrange in described steel-mixed combination road slab and be provided with one longitudinal expansion joint 1-2 between the adjacent two pieces of described rectangle road slabs 7 in left and right, described longitudinal expansion joint 1-2 lays along the length direction of institute's builder's road, all connected as one by multiple tracks pass force crossly bar 2-2 between the adjacent two pieces of described rectangle road slabs 7 in left and right, described in multiple tracks, pass force crossly bar 2-2 lays at grade from front to back.Before and after the rear and front end of longitudinal dowel bar 2-1 described in per pass is individually fixed in adjacent two described rectangle road slabs 7, the two ends, left and right of pass force crossly bar 2-2 described in per pass are individually fixed in adjacent two the described rectangle road slabs 7 in left and right.
The concrete pouring structure 3 that described rectangle road slab 7 comprises grid-like skeleton 4 and formed by the concrete of building in grid-like skeleton 4, the upper surface of described concrete pouring structure 3 is mutually concordant with the upper surface of described grid-like skeleton, and described grid-like skeleton 4 and concrete pouring structure 3 are built and be integrated.Described grid-like skeleton 4 comprises square shape framework and is laid in the grid framework of described square shape lower portion, described square shape framework identical with the height of described grid framework and the two be laid in same level.Described square shape framework is formed by connecting by twice first horizontal steel plate 4-1 and the longitudinal steel plate 4-2 of twice first, described in twice, the structure of the first horizontal steel plate 4-1 is all identical with size, described in twice, the structure of first longitudinal steel plate 4-2 is all identical with size, and first longitudinal steel plate 4-2 described in twice is respectively the longitudinal steel plate in left side and is positioned at the longitudinal steel plate in right side on the right side of the longitudinal steel plate in described left side.The second horizontal steel plate 4-3 that described grid framework is laid from front to back by multiple tracks and the second longitudinal steel plate 4-4 laid from left to right by multiple tracks is spliced, the structure of the second horizontal steel plate 4-3 described in multiple tracks is all identical with size and it to be all laid in described in twice between first longitudinal steel plate 4-2, the structure of second longitudinal steel plate 4-4 described in multiple tracks is all identical with size and it is all laid in described in twice between the first horizontal steel plate 4-1, and the second horizontal steel plate 4-3 described in per pass is all fastenedly connected with second longitudinal steel plate 4-4 described in multiple tracks and is integrated.Second longitudinal steel plate 4-4 described in second horizontal steel plate 4-3 described in first longitudinal steel plate 4-2, multiple tracks described in first horizontal steel plate 4-1, twice described in twice and multiple tracks all in vertically to laying, described in first horizontal steel plate 4-1 described in twice and multiple tracks, the second horizontal steel plate 4-3 all lays along the width of institute's builder's road, and described in first longitudinal steel plate 4-2 described in twice and multiple tracks, second longitudinal steel plate 4-4 all lays along the length direction of institute's builder's road.The middle part of the first horizontal steel plate 4-1 described in twice all has multiple respectively for the first reserving hole 5-1 that dowel bar 2-1 longitudinal described in multiple tracks installs.
The right side road slab that adjacent two the described rectangle road slabs 7 in left and right are respectively left side road slab and are positioned on the right side of the road slab of described left side, all has multiple respectively for the second reserving hole that multiple tracks pass force crossly bar 2-2 installs in the middle part of the longitudinal steel plate in right side of described left side road slab and in the middle part of the longitudinal steel plate in described left side of described right side road slab.
In the present embodiment, described first horizontal steel plate 4-1, first longitudinal steel plate 4-2, the second horizontal steel plate 4-3 are all identical with the thickness of slab of second longitudinal steel plate 4-4.Further, the first reserving hole 5-1 is circle with described second reserving hole and the aperture of the two is identical.
During practice of construction, in the described steel of many rows-mixed combination road slab, the structure of all rectangle road slabs 7 is all identical with size, transverse width b=2.6m ~ the 3m of described rectangle road slab 7, and a ︰ b=(1.2 ~ 1.3) ︰ 1, wherein a is the longitudinal length of described rectangle road slab 7.
In the present embodiment, described square shape framework is welded by twice first horizontal steel plate 4-1 and the longitudinal steel plate 4-2 of twice first.In described grid framework, the two ends, left and right of the second horizontal steel plate 4-3 described in multiple tracks are weldingly fixed on the inside wall of first longitudinal steel plate 4-2 described in twice respectively, and described in multiple tracks, the rear and front end of second longitudinal steel plate 4-4 is weldingly fixed on the inside wall of the first horizontal steel plate 4-1 described in twice respectively.
In the present embodiment, in described grid framework, described in the second horizontal steel plate 4-3 described in multiple tracks and multiple tracks, second longitudinal steel plate 4-4 is integrated by draw-in groove plug-in mounting.
As shown in Figure 2 and Figure 3, the second horizontal steel plate 4-3 described in per pass is all inserted on second longitudinal steel plate 4-4 described in multiple tracks, and described in per pass, second longitudinal steel plate 4-4 top all has multiple upper draw-in groove 6-1, and the structure of multiple described upper draw-in groove 6-1 is all identical with size.Described in per pass, the second horizontal steel plate 4-3 bottom all has multiple lower bayonet slot 6-2, and the structure of multiple described lower bayonet slot 6-2 is all identical with size.
In the present embodiment, described upper draw-in groove 6-1 is strip groove with lower bayonet slot 6-2 and the structure of the two is all identical with size.
In the present embodiment, described square shape lower portion is divided into multiple square concrete pouring area by described grid framework.In described grid framework, the second horizontal steel plate 4-3 described in multiple tracks is in evenly laying, and second longitudinal steel plate 4-4 described in multiple tracks is in evenly laying, the spacing described in the adjacent twice in front and back between the second horizontal steel plate 4-3 and described in the adjacent twice in left and right between second longitudinal steel plate 4-4 is 20cm ~ 30cm.Correspondingly, multiple described upper draw-in groove 6-1 and multiple described lower bayonet slot 6-2 is all in evenly laying, and spacing between adjacent two described upper draw-in groove 6-1 and between adjacent two described lower bayonet slot 6-2 is identical.
Actually add man-hour, after in described grid framework, described in the second horizontal steel plate 4-3 described in multiple tracks and multiple tracks, second longitudinal steel plate 4-4 is integrated by draw-in groove plug-in mounting, the second horizontal steel plate 4-3 described in per pass is all fixedly connected with second longitudinal steel plate 4-4 described in multiple tracks with welding manner.
In the present embodiment, the structure of longitudinal dowel bar 2-1 described in multiple tracks is all identical with size and it is in evenly laying, the structure of pass force crossly bar 2-2 described in multiple tracks is all identical with size and it is in evenly laying, and the spacing described in the adjacent twice in left and right between longitudinal dowel bar 2-1 and described in the adjacent twice in front and back between pass force crossly bar 2-2 is 20cm ~ 30cm.
In the present embodiment, described longitudinal dowel bar 2-1 and pass force crossly bar 2-2 is the round bar of diameter of phi 24mm ~ Φ 38mm and length 35mm ~ 60mm.
Actual when using, can according to specific needs, to longitudinal dowel bar 2-1 and pass force crossly bar 2-2 adopt the size of round bar to adjust accordingly.
In the present embodiment, described concrete pouring structure 3 is the concrete structure formed by the pea gravel concreten of building in grid-like skeleton 4.
In the present embodiment, described in the multiple tracks in the described steel of many rows-mixed combination road slab, longitudinal expansion joint 1-2 connects as one.
In the present embodiment, wide identical and the two the wide c=1cm ~ 3cm of seam of described transverse expansion joint 1-1 and the seam of longitudinal expansion joint 1-2.
During practice of construction, all fill with in described transverse expansion joint 1-1 and longitudinal expansion joint 1-2 and be filled with expanded joint material.
As shown in Figure 5, in the present embodiment, the transverse width b=3m of described rectangle road slab 7, the quantity of often arranging rectangle road slab 7 in described steel-mixed combination road slab is 4.The described steel of many rows-mixed combination road slab splicing composition pin-connected panel road slab, described pin-connected panel road slab is provided with the track of 3 width m=3.5m ~ 3.75m, wherein be positioned at the track of the leftmost side and the width f=0.5m of left side Road Edge, be positioned at the track of the rightmost side and the width n=0.5m ~ 0.7m of right side Road Edge.
During practice of construction, can according to specific needs, adjust accordingly often arranging the quantity of rectangle road slab 7 and the longitudinal length a of each rectangle road slab 7 and transverse width b in described steel-mixed combination road slab.
In practice of construction process, first process grid-like skeleton 4, and longitudinal dowel bar 2-1 and pass force crossly bar 2-2 be installed on grid-like skeleton 4, then in the grid-like skeleton 4 machined concreting form concrete pouring structure 3.After in the described steel of a row-mixed combination road slab, each piece of rectangle road slab 7 has all been constructed, construct longitudinal expansion joint 1-2 between the adjacent two pieces of described rectangle road slabs 7 in left and right, and after the described steel of adjacent two row in front and back-mixed combination road slab has all been constructed, constructed transverse expansion joint 1-1 between the described steel of adjacent two row in front and back-mixed combination road slab.After described steel-mixed combination road slab has been constructed, by backward front surface layer of constructing on the steel of having constructed-mixed combination road slab.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.
Claims (8)
1. lattice-shaped steel-mixed combination Long Life Pavement plated construction, it is characterized in that: comprise steel-mixed combination road slab that many rows lay from front to back along the longitudinal extension direction of institute's builder's road, the structure of the described steel of many rows-mixed combination road slab is all identical, one transverse expansion joint (1-1) is provided with between the described steel of adjacent two row in front and back-mixed combination road slab, described transverse expansion joint (1-1) is laid along the width of institute's builder's road, all being connected as one by the longitudinal dowel bar (2-1) of multiple tracks between the described steel of adjacent two row in front and back-mixed combination road slab, described in multiple tracks, longitudinal dowel bar (2-1) is laid at grade from left to right, often arrange the rectangle road slab (7) that described steel-mixed combination road slab is laid on same plane by polylith assembled, and its width along institute builder's road all identical with size of the structure of rectangle road slab (7) described in polylith is laid from left to right, often arrange in described steel-mixed combination road slab and be provided with one longitudinal expansion joint (1-2) between the adjacent two pieces of described rectangle road slabs (7) in left and right, described longitudinal expansion joint (1-2) is laid along the length direction of institute's builder's road, all connected as one by multiple tracks pass force crossly bar (2-2) between the adjacent two pieces of described rectangle road slabs (7) in left and right, described in multiple tracks, pass force crossly bar (2-2) is laid at grade from front to back, before and after the rear and front end of longitudinal dowel bar (2-1) described in per pass is individually fixed in adjacent two described rectangle road slabs (7), the two ends, left and right of pass force crossly bar (2-2) described in per pass are individually fixed in adjacent two the described rectangle road slabs (7) in left and right,
The concrete pouring structure (3) that described rectangle road slab (7) comprises grid-like skeleton (4) and formed by the concrete of building in grid-like skeleton (4), the upper surface of described concrete pouring structure (3) is mutually concordant with the upper surface of described grid-like skeleton, and described grid-like skeleton (4) and concrete pouring structure (3) are built and be integrated, described grid-like skeleton (4) comprises square shape framework and is laid in the grid framework of described square shape lower portion, and described square shape framework is identical with the height of described grid framework and the two is laid in same level, described square shape framework is formed by connecting by the horizontal steel plate of twice first (4-1) and the longitudinal steel plate of twice first (4-2), described in twice, the structure of the first horizontal steel plate (4-1) is all identical with size, described in twice, the structure of first longitudinal steel plate (4-2) is all identical with size, and first longitudinal steel plate (4-2) described in twice is respectively the longitudinal steel plate in left side and is positioned at the longitudinal steel plate in right side on the right side of the longitudinal steel plate in described left side, the second horizontal steel plate (4-3) that described grid framework is laid from front to back by multiple tracks and the second longitudinal steel plate (4-4) laid from left to right by multiple tracks are spliced, the structure of the second horizontal steel plate (4-3) described in multiple tracks is all identical with size and it to be all laid in described in twice between first longitudinal steel plate (4-2), the structure of second longitudinal steel plate (4-4) described in multiple tracks is all identical with size and it to be all laid in described in twice between the first horizontal steel plate (4-1), second horizontal steel plate (4-3) described in per pass is all fastenedly connected with second longitudinal steel plate (4-4) described in multiple tracks and is integrated, second longitudinal steel plate (4-4) described in second horizontal steel plate (4-3) described in first longitudinal steel plate (4-2), multiple tracks described in first horizontal steel plate (4-1), twice described in twice and multiple tracks all in vertically to laying, described in first horizontal steel plate (4-1) described in twice and multiple tracks, the second horizontal steel plate (4-3) is all laid along the width of institute's builder's road, and described in first longitudinal steel plate (4-2) described in twice and multiple tracks, second longitudinal steel plate (4-4) is all laid along the length direction of institute's builder's road, the middle part of the first horizontal steel plate (4-1) described in twice all has multiple the first reserving hole (5-1) supplying longitudinal dowel bar (2-1) described in multiple tracks to install respectively,
The right side road slab that adjacent two the described rectangle road slabs (7) in left and right are respectively left side road slab and are positioned on the right side of the road slab of described left side, all has multiple the second reserving hole supplying multiple tracks pass force crossly bar (2-2) to install respectively in the middle part of the longitudinal steel plate in right side of described left side road slab and in the middle part of the longitudinal steel plate in described left side of described right side road slab;
In described grid framework, described in the second horizontal steel plate (4-3) described in multiple tracks and multiple tracks, second longitudinal steel plate (4-4) is integrated by draw-in groove plug-in mounting;
Described in multiple tracks in the described steel of many rows-mixed combination road slab, longitudinal expansion joint (1-2) connects as one.
2. according to a kind of lattice-shaped steel according to claim 1-mixed combination Long Life Pavement plated construction, it is characterized in that: in the described steel of many rows-mixed combination road slab, the structure of all rectangle road slabs (7) is all identical with size, transverse width b=2.6m ~ the 3m of described rectangle road slab (7), and a ︰ b=(1.2 ~ 1.3) ︰ 1, wherein a is the longitudinal length of described rectangle road slab (7).
3., according to a kind of lattice-shaped steel described in claim 1 or 2-mixed combination Long Life Pavement plated construction, it is characterized in that: described square shape framework is welded by the horizontal steel plate of twice first (4-1) and the longitudinal steel plate of twice first (4-2); In described grid framework, the two ends, left and right of the second horizontal steel plate (4-3) described in multiple tracks are weldingly fixed on the inside wall of first longitudinal steel plate (4-2) described in twice respectively, and described in multiple tracks, the rear and front end of second longitudinal steel plate (4-4) is weldingly fixed on the inside wall of the first horizontal steel plate (4-1) described in twice respectively.
4. according to a kind of lattice-shaped steel according to claim 1-mixed combination Long Life Pavement plated construction, it is characterized in that: the second horizontal steel plate (4-3) described in per pass is all inserted on second longitudinal steel plate (4-4) described in multiple tracks, described in per pass, the second longitudinal steel plate (4-4) top all has multiple upper draw-in groove (6-1), and the structure of multiple described upper draw-in groove (6-1) is all identical with size; Described in per pass, the second horizontal steel plate (4-3) bottom all has multiple lower bayonet slot (6-2), and the structure of multiple described lower bayonet slot (6-2) is all identical with size.
5., according to a kind of lattice-shaped steel described in claim 1 or 2-mixed combination Long Life Pavement plated construction, it is characterized in that: described square shape lower portion is divided into multiple square concrete pouring area by described grid framework; In described grid framework, the second horizontal steel plate (4-3) described in multiple tracks is in evenly laying, and second longitudinal steel plate (4-4) described in multiple tracks is in evenly laying, the spacing described in the adjacent twice in front and back between the second horizontal steel plate (4-3) and described in the adjacent twice in left and right between second longitudinal steel plate (4-4) is 20cm ~ 30cm.
6. according to a kind of lattice-shaped steel described in claim 1 or 2-mixed combination Long Life Pavement plated construction, it is characterized in that: the structure of longitudinal dowel bar (2-1) described in multiple tracks is all identical with size and it is in evenly laying, the structure of pass force crossly bar (2-2) described in multiple tracks is all identical with size and it is in evenly laying, and the spacing described in the adjacent twice in left and right between longitudinal dowel bar (2-1) and described in the adjacent twice in front and back between pass force crossly bar (2-2) is 20cm ~ 30cm.
7., according to a kind of lattice-shaped steel according to claim 6-mixed combination Long Life Pavement plated construction, it is characterized in that: described longitudinal dowel bar (2-1) and pass force crossly bar (2-2) are the round bar of diameter of phi 24mm ~ Φ 38mm and length 35mm ~ 60mm.
8., according to a kind of lattice-shaped steel described in claim 1 or 2-mixed combination Long Life Pavement plated construction, it is characterized in that: described concrete pouring structure (3) is the concrete structure formed by the pea gravel concreten of building in grid-like skeleton (4); Wide identical and the two the wide c=1cm ~ 3cm of seam of described transverse expansion joint (1-1) and the seam of longitudinal expansion joint (1-2).
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| CN105239483B (en) * | 2015-11-06 | 2017-08-04 | 沈阳建筑大学 | A kind of harbour concrete road line structure and its construction method |
| CN106192658A (en) * | 2016-07-25 | 2016-12-07 | 江苏中路新材料科技发展有限公司 | The pavement structure of traffic route |
| CN109577127A (en) * | 2018-12-04 | 2019-04-05 | 广东工业大学 | A kind of assemble type concrete slab |
| CN110656547A (en) * | 2019-09-25 | 2020-01-07 | 太仓标美海绵城市科技有限公司 | Concrete road construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4449844A (en) * | 1981-05-11 | 1984-05-22 | Larsen Torbjorn J | Dowel for pavement joints |
| CN1028784C (en) * | 1992-03-30 | 1995-06-07 | 四川省交通厅公路规划勘察设计院 | Steel wire net concrete cross bridge floor board |
| RU2379406C2 (en) * | 2007-12-29 | 2010-01-20 | Закрытое акционерное общество "ИМЭТСТРОЙ" (ЗАО "ИМЭТСТРОЙ") | Building method and prefabricated pavement structure |
| CN203247478U (en) * | 2013-05-20 | 2013-10-23 | 西安科技大学 | Composite structure pavement with reinforced geocells for hardening underworkings baseplate |
| CN103498397A (en) * | 2013-09-29 | 2014-01-08 | 华南理工大学 | Prefabricated cement pavement slab for quick pavement repair |
| CN203866662U (en) * | 2014-05-31 | 2014-10-08 | 长安大学 | Grid-shaped steel and concrete combined long-service-life pavement slab structure |
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