A kind of grid type beam slab combined member for the abrupt slope greening
Technical field
The utility model belongs to the civil construction project technical field, is specifically related to a kind of grid type beam slab combined member for the abrupt slope greening.
Background technology
At present, in building, traffic, gardens and hydraulic engineering construction, often relate to a large amount of slope supporting technical problems.Along with environmental protection and ecological protection consciousness improves, but conventional concrete, the greening technique that grouts masonry marshalling retaining structure such as piece slabstone are more and more paid close attention to, and have been obtained very much progress.But for the side slope of rising steeply, because ratio of slope is subjected to the landform restriction, stone-laying barricade and sprayed mortar still are the main bodys of toe protection " albefaction ", and greening is very thorny on handling.Therefore, the green space that how to allow abrupt slope rate preventive works reserve " breathing freely " to rock slope is no doubt very important.
How to make that slope reinforcement is more firm, safety, economy and implement more conveniently, how to make slope retaining not only satisfy the engineering safety requirement but also satisfy and can afforest requirement, this is the important goal that adapts to the national environmental protection policy at present.According to patent search result, the technology of at present relevant ecological design and construction technology is still very limited to, and is still very in short supply at the substantive design and construction scheme of slope ecological recovery.Through inquiry, at present common abrupt slope ecological protection technical patent is as follows:
Publication number is that the Chinese patent of CN1512011 has proposed a kind of stratified net-mesh reinforced stone-gabion for slope reinforcement, but this technical scheme has good greening function; But be limited the application life of reinforced gabion, and galvanizing steel gabion technology is according to China's national situation, and cost is quite expensive.
Publication number is that the Chinese patent of CN101298780 has proposed a kind of high light anchorage cable pile panel wall and job practices thereof, its technical characterictic is by stake, breast boards and prestress anchorage cable and bankets and form, anchor cable with the stake is connected by connector, banket and between be breast boards.Relatively heavy in view of pilework, mask has strict insert depth requirement over the ground, and construction safety control requires high, and dimensional structure is huge relatively, influence attractive in appearancely, awaits improvement.
Publication number is that the Chinese patent of CN201581411U has proposed a kind of oblique inserting stake board wall, its characteristics mainly comprise anchor pile, breast boards, frange plate, members such as reinforcing bar, oblique inserting stake board wall is made of the anchor pile of some settings, evenly distributed from the bottom to top between anchor pile have some oblique inserting breast boardss, between neighbouring breast boards, form the plantation green space, embedded bar in each piece breast boards and the reinforcing bar in the anchor pile pile body connect as one, its baffle plate and anchor pile adopt cast-in-place connected mode, implement and inconvenience, and be unfavorable for that breast boards is changed processing in the maintenance.And pilework is relatively heavy, and mask has strict insert depth requirement over the ground, and dimensional structure is huge relatively, influences attractive in appearance.
American-European and Japanese; the guard technology that also has at present more retaining to combine with greening; as be subjected to the ecological barricade of the Japan " Ji Ao " of international monopoly technical protection; the ecological barricade of Italy MACCAFERRI company, ecological block of U.S. SUREBLOCK company etc.; but Master Cost all than higher, involves great expense.Therefore, propose a kind of economy, effectively, the ecological revetment technology that can replace the stone-laying barricade fully is necessary.
Summary of the invention
At the above-mentioned technical problem of existing in prior technology, the utility model provides a kind of grid type beam slab combined member for the abrupt slope greening, and structure is light and handy, economy and beautiful appearance.
A kind of grid type beam slab combined member for the abrupt slope greening comprises many grade beams, laterally is provided with many grids screen from top to bottom between adjacent two grade beams.
Described grade beam by anchoring piece be fixed in domatic on, after flase floor is laterally set up and is finished, grade beam and flase floor be combined to form lattice-shaped can for the greening the ridging groove, by in grid, banketing, can form the interblock space that can afforest.
Described flase floor is 45 towards tilting.
Preferably, the I-shaped structure of described grade beam for being made of two blocks of wing plates and the web that is connected two blocks of wing plates can be guaranteed both sides flase floor build-in in its I-shaped draw-in groove, avoids its upset or laterally moves.
Preferably, described flase floor two ends have the fin that is embedded in the grade beam I-shaped draw-in groove; During installation, can accurately locate by positioning and guiding mechanism.
The fin of described flase floor is embedded in the I-shaped draw-in groove of corresponding grade beam by the positioning and guiding parts.
Described positioning and guiding parts are made up of angle steel and bolt, and a side slat steel of angle steel fixes by the web of bolt and grade beam, and the fin of flase floor is placed on another side slat steel of angle steel.
Preferably, the thickness that described grade beam is affixed on domatic wing plate is 20-40cm, and its effect shows as the following aspects:
1) be conducive to the domatic leveling of ground, the domatic excavation of rock is often uneven, is provided with to be beneficial to by wing plate to overcome the influence that domatic out-of-flatness is arranged grade beam;
2) it is prefabricated and neatly lay to be conducive to the unified specification of flase floor;
3) be conducive to beam section size frugally, the ground beam stress is more reasonable,, saving cost more more economical than pilework, and implement conveniently.
The thickness of described web is 60~100cm.
Another side slat steel of described angle steel is positioning guiding structure that 45 is formed slopely up can be taked to be coated with rustproof paint and solve antirust problem, maybe steel work can be built to be concrete, forms the unified positioning and guiding protuberance of specification, can lay for the flase floor location.
The utility model is owing to adopt grade beam and domatic formation anchoring, so its bottom buried depth requirement is lower, the general requirement of buried depth only needs 20-50cm, and it is more convenient, economical to implement than pilework.
After the utility model flase floor was laid, panel is inboard to spray the distance that overcoat still has 20-30cm with the domatic anchor that rises steeply, and can reduce the panel installation equally to the requirement of slope leveling degree; This space mainly gives filling by banketing, because the up/down perforation that bankets effectively reduces grid baffle plate requirement for bearing capacity, and it is main that baffle plate is mainly born the horizontal force that bankets, vertical force will mainly be born by ground simultaneously.
The utility model has overcome the existing greening recovery technology of a highway side slope along the line difficult problem, on traditional anchoring basis, proposed grid type, can combined member quick prefabricated assembly unit, that can afforest; Flase floor is by the prefabricated production of factory normalization, structure is light and handy, expense economy, easy construction and efficient, reliable in structure, safety, make up by itself and grade beam, the flowerpot space that can afforest for domatic creation is a series of, greening by undershrub on the flowerpot and akala, can allow the domatic ecoscape that grows green and fresh that presents of high gradient slope, body of masonry can ideally be hidden under akala and the undershrub.And under its construction costs and the similar geological conditions, the stone-laying barricade of similar height is suitable, has good ecological benefits and economic benefit.
Create easy mounting technology so the utility model is the engineering site construction, provide economic, safe, light and handy, attractive in appearance ecological recovery technical scheme for the abrupt slope preventive works simultaneously.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that Fig. 1 is along the sectional view of AA ' direction.
Fig. 3 is that Fig. 1 is along the sectional view of BB ' direction.
Fig. 4 is that Fig. 3 is along the sectional view of CC ' direction.
Fig. 5 is the structural representation of flase floor.
The specific embodiment
In order more specifically to describe the utility model, below in conjunction with the drawings and the specific embodiments the technical solution of the utility model is elaborated.
Shown in Fig. 1~3, a kind of grid type beam slab combined member for the abrupt slope greening comprises many grade beams 1, and 1 of adjacent two grade beam laterally are provided with many grids screen 2 from top to bottom, and grade beam 1 is fixed on domatic 3 by anchor pole 7.
As shown in Figure 4, the cross section of grade beam 1 is I shape, and its I-shaped structure for being made of two blocks of wing plates 11 and the web 12 that is connected two blocks of wing plates 11 can be guaranteed both sides flase floor 2 build-ins in its I-shaped draw-in groove, avoids its upset or laterally moves; Wherein, it is 30cm that grade beam 1 is affixed on domatic 3 wing plate 11 thickness, and the thickness of web 12 is 80cm, and anchor pole 7 runs through web 12 backs and inserts domatic 3.
As shown in Figure 5, flase floor 2 two ends have the fin 21 that is embedded in the grade beam 1 I-shaped draw-in groove; During installation, flase floor 2 is 45 and is located at 1 of two grade beam towards tilting; Two fins 21 of flase floor 2 are embedded in the I-shaped draw-in groove of corresponding grade beam 1 by the positioning and guiding parts respectively.
The positioning and guiding parts are by angle steel 5(perpendicular type) and bolt 6 form, a side slat steel of angle steel 5 fixes by bolt 6 web 12 with grade beam 1, the fin 21 of flase floor 2 is placed on another side slat steel of angle steel 5.
After flase floor 2 was laterally set up and finished, grade beam 1 is combined to form lattice-shaped with flase floor 2 can by banketing, can form the interblock space that can afforest for the ridging groove of greening in grid; And the distance that overcoat 4 still has 20-30cm is sprayed with the domatic anchor that rises steeply in flase floor 2 inboards, can reduce the panel installation equally to the requirement of slope leveling degree; This space mainly gives filling by banketing, because the up/down perforation that bankets effectively reduces flase floor 2 requirement for bearing capacity, and it is main that panel is mainly born the horizontal force that bankets, vertical force will mainly be born by ground simultaneously.
Angle steel 5 another side slat steel are positioning guiding structure that 45 is formed slopely up can be taked to be coated with rustproof paint and solve antirust problem, maybe steel work can be built to be concrete, forms the unified positioning and guiding protuberance of specification, can lay for flase floor 2 location.Simultaneously, owing to adopting grade beam 1 to form anchorings with domatic 3, so its bottom buried depth requirement is lower, the general requirement of buried depth only needs 20-50cm, and it is more convenient, economical to implement than pilework.
The concrete construction sequence of present embodiment is as follows:
1) site operation setting-out, excavation slope from top to bottom, and by designing requirement, substep sets anchor pole from top to bottom, finishes slope stability anchoring measure;
2) leveling ground moves towards casting grade beam basis along side slope;
3) build the I shape grade beam, after the maintenance moulding, and adopt the anchor rod anchored locking of reserving;
4) lay the positioning and guiding groove in the lateral grooves of I-shaped grade beam;
5) lay first floor grid panel from bottom to top from toe, panel is put along 45 ° of inclination angles according to the positioning and guiding groove, and the panel tendency is domatic, bankets by designing requirement in the panel frame trough then.The toe panels outside also need suitably be banketed simultaneously, can avoid banketing in the frame trough by suitable back-pressure and extrude from toe.
6) repeating step 5), the grid baffle plate is laid in layering, and layered backfill pushes up until wall.
7) transplanted plantlet and the grass seeds of sowing grass seeds by duster in each layer greening groove can be realized the view of afforesting; The grade beam leading flank can suitably be decorated, but as kerve, tint, tile fixing etc. to be to improve appreciating and the view of barricade outward appearance.
Present embodiment should adopt anchor pole that the domatic implementation system that rises steeply is reinforced earlier before grade beam is implemented, and during the many and out-of-flatness of domatic fragment, can adopt steel mesh reinforcement to spray concrete in advance in the excavation stage and implement to reinforce, and guarantee that domatic reinforcing is stable.Therefore, the grid baffle plate is not the main force structure of slope protection, and its major function is the greening decoration element.