CN204417954U - Road surface structare layer - Google Patents
Road surface structare layer Download PDFInfo
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- CN204417954U CN204417954U CN201420614453.9U CN201420614453U CN204417954U CN 204417954 U CN204417954 U CN 204417954U CN 201420614453 U CN201420614453 U CN 201420614453U CN 204417954 U CN204417954 U CN 204417954U
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Abstract
The utility model relates to a kind of road surface structare layer and comprises: constraint array, comprises multiple constraint framework; Road materials, is filled in each described constraint lower portion, and described road materials and described constraint framework are bonded as one and form described road surface structare layer, and described road materials comprises at least one in concrete precast block, block stone, slabstone and concrete.By have employed the constraint array be made up of constraint framework, restraint forces can be provided for the road materials of filling, the supporting capacity of the road surface structare layer formed is strong, thus can improve the supporting capacity on the road surface adopting this road surface structare layer, extends the application life on road surface.
Description
Technical field
The utility model relates to pavement of road technical field, particularly relates to a kind of road surface structare layer.
Background technology
Road structure can comprise surface layer, basic unit, subbase, bed course and soil matrix usually.Wherein the surface layer of flexible pavement can also be divided into upper layer, middle surface layer and cutting optimal.The surface layer of cement concrete pavement is generally concrete slab.
At present, in work progress, roadbase generally adopts poor concrete material, and poor concrete intensity is general lower, cause bearing capacity of pavement structure on the weak side, if improve the intensity of road surface structare layer to strengthen road surface bearing capacity by changing the modes such as material mix proportion, road construction cost will be increased accordingly.And in road operation process, because the surge of the traffic volume, traffic loading strengthen increasingly, cause road structure Lack of support, early disease is more, has a strong impact on the durability of road structure.
Utility model content
Technical problem
In view of this, the technical problems to be solved in the utility model is, how to improve the supporting capacity of concrete road surface structure layer, extends the application life of road structure.
Solution
In order to solve the problems of the technologies described above, according to an embodiment of the present utility model, provide a kind of road surface structare layer, comprising:
Constraint array, comprises multiple constraint framework;
Road materials, is filled in each described constraint lower portion, and described road materials and described constraint framework are bonded as one and form described road surface structare layer, and described road materials comprises at least one in concrete precast block, block stone, slabstone and concrete.
For above-mentioned road surface structare layer, in a kind of possible implementation, described constraint framework comprises the multiple end to end side grid being erected in road surface.
For above-mentioned road surface structare layer, in a kind of possible implementation, described constraint framework also comprises and the soffit grid of described side Mesh connection and/or end face grid.
For above-mentioned road surface structare layer, in a kind of possible implementation, described constraint framework is the tubular grid being parallel to road surface.
For above-mentioned road surface structare layer, in a kind of possible implementation, described side grid and the connected mode between described soffit grid be weld, at least one in hinged or colligation;
Connected mode between described side grid with described end face grid be weld, at least one in hinged or colligation.
For above-mentioned road surface structare layer, in a kind of possible implementation, the connected mode between adjacent described constraint framework can at least one in welding, hinged or colligation.
Beneficial effect
The road surface structare layer of the present embodiment is owing to have employed the constraint array be made up of constraint framework, restraint forces can be provided for the road materials of filling, the supporting capacity of the road surface structare layer formed is strong, thus the supporting capacity on the road surface adopting this road surface structare layer can be improved, extend the application life on road surface.
According to below with reference to the accompanying drawings to detailed description of illustrative embodiments, further feature of the present utility model and aspect will become clear.
Accompanying drawing explanation
Comprise in the description and form the accompanying drawing of a part for manual and manual together illustrates exemplary embodiment of the present utility model, characteristic sum aspect, and for explaining principle of the present utility model.
Fig. 1 is the structural representation of the road surface structare layer of the utility model one embodiment;
Fig. 2 is the structural representation retraining framework in the road surface structare layer of the utility model one embodiment;
Fig. 3 is the structural representation of the road surface structare layer constraint framework in another embodiment of the utility model;
Fig. 4 is the structural representation of the constraint framework in the road surface structare layer of another embodiment of the utility model;
Fig. 5 is the schematic flow sheet of the paving method of the road surface structare layer of the utility model one embodiment;
Fig. 6 is the schematic flow sheet of example one in the paving method of the road surface structare layer of the utility model one embodiment;
Fig. 7 is the schematic flow sheet of example two in the paving method of the road surface structare layer of the utility model one embodiment.
Detailed description of the invention
Various exemplary embodiment of the present utility model, characteristic sum aspect is described in detail below with reference to accompanying drawing.The same or analogous element of Reference numeral presentation function identical in accompanying drawing.Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, accompanying drawing need not be drawn in proportion.
Word " exemplary " special here means " as example, embodiment or illustrative ".Here need not be interpreted as being better than or being better than other embodiment as any embodiment illustrated by " exemplary ".
In addition, in order to better the utility model is described, in detailed description of the invention hereafter, give numerous details.It will be appreciated by those skilled in the art that do not have some detail, the utility model can be implemented equally.In some instances, the method known for those skilled in the art, means, element and circuit are not described in detail, so that highlight purport of the present utility model.
Embodiment 1
Fig. 1 is the structural representation of the road surface structare layer of the utility model one embodiment.As shown in Figure 1, this road surface structare layer mainly can comprise:
Constraint array 10, comprises multiple constraint framework 11; In work progress, first can be placed with binding constraint framework 11 in the working region of wait to pave such as soil matrix or basic unit etc., constraint framework 11 can select reinforcing bar, geosynthetics such as steel to mould the material that grid, glass fiber grid, plastic grill or geotextiles etc. can provide restraint forces;
Road materials 13, be filled in each described constraint framework 11 inner, described road materials 13 is bonded as one with described constraint framework 11 and forms described road surface structare layer, and described road materials 11 can comprise at least one in concrete precast block, block stone, slabstone and concrete.
Particularly, concrete precast block is the concrete block formed after the sclerosis of concreting slurry in a mold in advance, does not need to carry out at the construction field (site) to harden, the process such as health.Block stone or slabstone belong to gathering materials of other solids except concrete precast block, the block stone needing to select volume larger according to construction or slabstone.Concrete mortar is then cast in sclerosis in constraint framework 11 and forms by concrete.
In work progress, fill the solid fillers such as multiple concrete precast block, block stone or slabstone in the space that constraint framework 11 is formed after, cementitious material can be adopted to fill the gap of constraint framework 11 and solid filler, and cementitious material is wiped one's face or the process of receipts face, formed can to open after road surface structare layer until cementitious material sclerosis and be open to traffic, or on road surface structare layer other road structures of making.Wherein, cementitious material can comprise cement-based gelling material (as cement paste, cement mortar etc.), organic gel gel material (as polymer mortar etc.).This road surface structare layer can as surface layer and/or basic unit etc. in cement concrete pavement structure, can as basic unit or cutting optimal etc. in asphalt concrete pavement structure.
In a kind of possible implementation, as shown in Figure 2 (road materials is not shown in fig. 2), described constraint framework 11 can comprise the multiple end to end side grid 111 being erected in road surface.Such as, a constraint framework 11 comprises four side grids 111, in a kind of mode, this each side grid 111 can be separated and deposit, and is erected in road surface again and end to end in work progress; In another kind of mode, can by four end to end depositing of side grid 111, these four the side grids 111 connected can be in deployed condition or rounding state, the space of such as cuboid can be formed in the deployed state, and such as flat rectangle can be formed under rounding state, to facilitate transport and storage.Wherein, if by rectangle steel mesh reinforcement end to end formation constraint framework 11 identical for four width, the height of constraint framework 11 is the width of steel mesh reinforcement, and width can be preferably Road width, and length can adjust according to construction needs.In order to increase pavement strength further, can connect between adjacent constraint framework 11, its connected mode can at least one in welding, hinged or colligation.
Embodiment 2
Fig. 3 is the structural representation of the road surface structare layer constraint framework in another embodiment of the utility model.As shown in Figure 3 (road materials is not shown in figure 3), on the basis of above-described embodiment, constraint framework 11 can also comprise the soffit grid 113 and/or end face grid 115 that are connected with described side grid 111.
Wherein, the shape of soffit grid 113 can be approximate rectangle, and width can be preferably Road width, and length can adjust according to construction needs.When constructing, first at road surfacing soffit grid 113, then side grid 111 can be stood on soffit grid 113, and the intersection area of the two is welded, hinged or colligation together.
The material of end face grid 115 can be identical with soffit grid 113 with shape, uses during to facilitate and to produce and construct.When constructing, after being filled into by road materials in space that soffit grid 113 and side grid 111 formed, end face grid 115 can be laid on side grid 111, and the intersection area of the two is welded, hinged or colligation together.
Embodiment 3
Fig. 4 is the structural representation of the constraint framework in the road surface structare layer of another embodiment of the utility model.Be with the difference of the constraint framework 11 shown in Fig. 1 ~ Fig. 3, constraint framework as shown in Figure 4 can for being parallel to the tubular grid 117 on road surface.Wherein, tubular grid 117 can be square, rectangle or other shapes perpendicular to the cross section on road surface, the end face of the tubular grid 117 shown in Fig. 4 is in not-connected status, in practice of construction process, usually after putting the road materialss such as concrete precast block, block stone or slabstone in tubular grid 117, the top of tubular grid 117 can be connected such as weld, hinged or colligation together; Adjacent tubular grid 117 also can link together.Certainly, in Fig. 4, the link position of tubular grid 117 also can be arranged on side or the bottom surface of other positions such as tubular grid 117.In addition, connection also can be closed in the two ends of tubular grid 117.
Particularly, planar flexible grid material can be laid in working region to be paved in work progress, the road materialss such as concrete precast block, block stone or slabstone are put on planar flexible grid material, then planar flexible grid material turnover docking is formed tubular grid 117 to wrap up concrete precast block, block stone or the slabstone put in residence, the concrete precast block that tubular grid 117 wraps up, block stone or slabstone are not shown in the diagram.
The road surface structare layer of the utility model embodiment is owing to have employed the constraint array 10 be made up of constraint framework 11, restraint forces can be provided for the road materials 13 of filling, the supporting capacity of the road surface structare layer formed is strong, thus the supporting capacity on the road surface adopting this road surface structare layer can be improved, extend the application life on road surface.
And, in pavement construction process, concrete construction adopts the form of cast in situs to carry out usually, due to the character of concrete own material, the growth of foundation base intension needs through certain health cycle, thus after the making carrying out basic unit, usually need to wait for that certain hour just can carry out subsequent construction, therefore, the pavement construction cycle is general longer.Therefore, in the utility model embodiment, at least one road materials in concrete precast block, block stone or the slabstone that can fill in constraint framework, do not need to carry out at the construction field (site) to harden, the process such as health, after only needing to wait for that road materials intensity meets the demands, can other road surface structare layers of making or open to traffic, can significantly reduction of erection time.
In addition, due to the requirement of environmental protection, carry out limitting to the stock ground of some sand materials and to have adopted and taboo is adopted, indirectly improve construction cost, how to utilize the constructional materials that some performances are slightly poor, become the major issue that construction industry faces, in the utility model embodiment, the concrete block utilizing the materials such as slag, slag, regeneration aggregate prefabricated can be filled in constraint framework, be conducive to the scope expanding the road surface road materials that can use, reduce costs.Such as, for some ground materials are abundant but material property is not good region, adopt road surface structare layer of the present utility model, due to structural entity bearing capacity can be improved by the restraint forces of constraint framework 11, block stone or slabstone can be directly adopted to fill, also various constructional materials can be made full use of in the construction of concrete precast block, as: regeneration aggregate, mine tailings, particle diameter undesirable block of stone, rubble etc., cost is low, can functional performance is slightly poor widely road materials, thus can reduce costs while guarantee Pavement Performance requires.Further, compared with concreting, the gain in strength of the road surface structare layer of stone filling or slabstone is fast, also can the reduction of erection time.
Embodiment 4
Fig. 5 is the schematic flow sheet of the paving method of the road surface structare layer of the utility model one embodiment.As shown in Figure 5, see the road surface structare layer of above-mentioned Fig. 1 ~ Fig. 3, the method mainly can comprise the following steps:
Step 101, working region to be paved place constraint array 10, described constraint array 10 comprises multiple constraint framework 11;
Step 102, in each described constraint framework 11, fill road materials 13, be bonded as one with the road materials 13 of its inside by described constraint framework 11 and form described road surface structare layer, described road materials 13 comprises at least one in concrete precast block, block stone, slabstone and concrete.
Wherein, according to the constraint structure of framework 11 and the difference of its inner road materials, construction method is also slightly different.Concrete example is as follows:
Example one, constraint framework 11 comprise the multiple end to end side grid 111 being erected in road surface and the soffit grid 113 be connected with described side grid 111 and end face grid 115, in this case, as shown in Figure 6, see above-mentioned Fig. 1 ~ Fig. 3, the paving method of this road surface structare layer specifically can comprise:
Step 201, carry out a vertical construction of the construction of road kerb making or template waiting to pave, wherein form working region between both sides road kerb or template.
Step 202, lay described soffit grid 113 in working region described to be paved.
Step 203, on described soffit grid 113, put described side grid 111, described soffit grid 113 is connected with described side grid 111.
Step 204, to gather materials as block stone or slabstone etc. to fill concrete prefabricated section in the space that described soffit grid 113 and described side grid 111 are formed or other, or in the space that soffit grid 113 and side grid 111 are formed direct concreting slurry.
Step 205, on described road materials 13 with described side grid 111, lay described end face grid 115, and described end face grid 115 is connected with described side grid 111.
Step 206, employing cementitious material fill the gap between described constraint framework 11 and described road materials 13, and described cementitious material comprises at least one in cement-based gelling material (as cement paste, cement mortar etc.), organic gel gel material (as polymer mortar etc.).Directly the mode of concreting slurry can not have this step in step 204.
Step 207, described cementitious material to be wiped one's face or the process of receipts face, after described cementitious material sclerosis, described constraint framework 11 is bonded as one with described road materials 13 and forms described road surface structare layer.If is concrete precast block, block stone or slabstone etc. in filling in step 204, can opens and be open to traffic after cementitious material sclerosis, or on road surface structare layer other road structures of making.If the mode of direct concreting slurry, then need to wipe one's face to concrete slurry or the process of receipts face in step 204, and after concrete slurry sclerosis again opening be open to traffic, or on road surface structare layer other road structures of making.
Example two, constraint framework 11 are for being parallel to the tubular grid 117 on road surface, and in this case, as shown in Figure 7, see above-mentioned Fig. 4, the paving method of this road surface structare layer specifically can comprise:
Step 301, carry out a vertical construction of the construction of road kerb making or template waiting to pave, wherein form working region between both sides road kerb or template.
Step 302, lay planar flexible grid material in working region described to be paved.
Step 303, on described planar flexible grid material, put concrete precast block or other gather materials as road materialss such as block stone or slabstones.
Step 304, described planar flexible grid material turnover docking formed described tubular grid 117 with at least one road materials in the described concrete precast block, block stone and the slabstone that wrap up residence and put.
Step 305, the part of described planar flexible grid material being turned over rear head and the tail overlap are connected and fixed, and are ensure structural integrity, can apply certain stretching force to the grid after connecting.
Step 306, employing cementitious material fill the space between described road materials and the gap between described tubular grid 117 and described road materials, at least one of described cementitious material cement-based gelling material (as cement paste, cement mortar etc.), organic gel gel material (as polymer mortar etc.) etc.
Step 307, described cementitious material to be wiped one's face or the process of receipts face, after described cementitious material sclerosis, described tubular grid 117 is bonded as one with described road materials 13 and forms described road surface structare layer.Therefore, can open and be open to traffic after cementitious material sclerosis, or on road surface structare layer other road structures of making.
The paving method of the road surface structare layer of the present embodiment is owing to have employed the constraint array 10 be made up of constraint framework 11, restraint forces can be provided for the road materials 13 of filling, the supporting capacity of the road surface structare layer formed is strong, thus the supporting capacity that can improve the road surface adopting this road surface structare layer is strong, extends the application life on road surface.
Adopt the road surface structare layer of the utility model embodiment can also realize synchronization construction (namely surface layer, base layer construction synchronously carry out) on road surface, substantially increase efficiency of construction, save the construction period.Specifically, the process such as the concrete precast block of filling in constraint framework does not need to carry out at the construction field (site) to harden, health, concrete precast block is put neat after, can other road surface structare layers of making or open to traffic, significantly reduction of erection time.
Effectively can utilize the road materials that material property is slightly poor, reduce construction costs.Such as, for some ground materials are abundant but material property is not good region, adopt road surface structare layer of the present utility model, due to structural entity bearing capacity can be improved by the restraint forces of constraint framework 11, block stone or slabstone can be directly adopted to fill, also various constructional materials can be made full use of in the construction of concrete precast block, as: regeneration aggregate, mine tailings, particle diameter undesirable block of stone, rubble etc., cost is low, adopt this road surface structare layer can functional performance is slightly poor widely road materials, thus construction costs can be saved while guarantee Pavement Performance requires.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (6)
1. a road surface structare layer, comprises road materials, and described road materials comprises at least one in concrete precast block, block stone, slabstone and concrete, it is characterized in that,
Described road surface structare layer also comprises constraint array,
Described constraint array comprises multiple constraint framework;
Described road materials is filled in each described constraint lower portion, and described road materials and described constraint framework are bonded as one and form described road surface structare layer.
2. road surface structare layer according to claim 1, is characterized in that, described constraint framework comprises the multiple end to end side grid being erected in road surface.
3. road surface structare layer according to claim 2, is characterized in that, described constraint framework also comprises and the soffit grid of described side Mesh connection and/or end face grid.
4. road surface structare layer according to claim 1, is characterized in that, described constraint framework is the tubular grid being parallel to road surface.
5. road surface structare layer according to claim 3, is characterized in that, described side grid and the connected mode between described soffit grid be weld, at least one in hinged or colligation;
Connected mode between described side grid with described end face grid be weld, at least one in hinged or colligation.
6. the road surface structare layer according to any one of Claims 1 to 5, is characterized in that, the connected mode between adjacent described constraint framework can at least one in welding, hinged or colligation.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358202A (en) * | 2014-10-22 | 2015-02-18 | 交通运输部公路科学研究所 | Pavement structure layer and paving method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358202A (en) * | 2014-10-22 | 2015-02-18 | 交通运输部公路科学研究所 | Pavement structure layer and paving method thereof |
| CN104358202B (en) * | 2014-10-22 | 2017-12-29 | 交通运输部公路科学研究所 | Road surface structare layer and its paving method |
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