The mima type microrelief structure that is used for the roof planting trees
Technical field
The utility model belongs to construction work roof greening technology field, is specifically related to a kind of mima type microrelief structure that is used for the roof planting trees.
Background technology
Roof greening be meant all with the greening of the special space of the joining all kinds of buildings of ground natural soils, structure, refer to that just all have broken away from the greening of ground vapour.Comprise roofing lawn, other top of building greenings such as roof garden.Roof greening improves the environment for human survival space of worsening day by day to increasing the urban green space area; Improve the city high rise building mansion and stand in great numbers, the hard that improves numerous roads is mated formation and the natural land that replaces and the present situation of plant; Improve the overcut natural forest, various exhaust emissions and the urban heat land effect that forms, sandstorms etc. are to the mankind's harm; Open up human green space, build the garden city, improve the people's habitat condition, improve the quality of living, and to beautifying urban environment, improving ecological effect has extremely important meaning.
Do roof greening and at first will consider following these problems: prevent to seep water, prevent root growth to building, guarantee weather that can plant can bear the kind of wind-force, plant and adapt to the environment that is exposed to the sun for a long time and this city, how to arrange plant: nutrition, irrigation and drainage, pest control or the like are provided.The mima type microrelief structure of roof greening generally comprises planting soil layer, drainage layer, concrete cover, insulation layer, waterproofing course, leveling layer and roof structure plate from outside to inside in the prior art.Because the greening thickness of earth covering on roofing or the basement roof is little, usually can only turf plant or end brushwood, and plantation during trees soil thickness not enough, if strengthen soil thickness when on roofing or basement roof, doing the mima type microrelief greening, can cause the load-carrying of structural slab not meet the demands; When planting trees in addition on roofing or basement roof, often soil thickness is not dark, and the root system of trees is difficult to form huge firm foundation, causes trees plantation survival rate not high.The present invention for this reason.
Summary of the invention
The purpose of this utility model is to provide a kind of mima type microrelief structure that is used for the roof planting trees, has solved prior art because the bearing capacity of roof structure plate is limited, can not plant problems such as trees or plantation trees surviving rate are not high when roof greening.。
In order to solve these problems of the prior art, the technical scheme that the utility model provides is:
A kind of mima type microrelief structure that is used for the roof planting trees, comprise the planting soil layer of planting trees and support the mima type microrelief structure and be arranged on the concrete cover of roof structure plate upper end, it is characterized in that described planting soil layer and concrete protective interlayer are provided with the sleeper wall layer; In the described sleeper wall layer some sleeper walls are set, filling filler between adjacent sleeper wall, described filler are foam granular polystyrene and nutrition light mixed soil.
Optimized technical scheme of the present invention is: a kind of mima type microrelief structure that is used for the roof planting trees, comprise the planting soil layer of planting trees and support the mima type microrelief structure and be arranged on the concrete cover of roof structure plate upper end that described planting soil layer and concrete protective interlayer are provided with the sleeper wall layer; In the described sleeper wall layer some sleeper walls are set, filling filler between adjacent sleeper wall, described filler is foam granular polystyrene and nutrition light mixed soil, described sleeper wall comprises stacked some building-blocks of building by laying bricks or stones, between building-block blind is set in the described sleeper wall, also filling filler in the described blind, described filler is foam granular polystyrene and nutrition light mixed soil.
Optimized technical scheme of the present invention is: a kind of mima type microrelief structure that is used for the roof planting trees, comprise the planting soil layer of planting trees and support the mima type microrelief structure and be arranged on the concrete cover of roof structure plate upper end that described planting soil layer and concrete protective interlayer are provided with the sleeper wall layer; In the described sleeper wall layer some sleeper walls are set, filling filler between adjacent sleeper wall, described filler is foam granular polystyrene and nutrition light mixed soil, described sleeper wall comprises stacked some building-blocks of building by laying bricks or stones, between building-block blind is set in the described sleeper wall, also filling filler in the described blind, described filler is foam granular polystyrene and nutrition light mixed soil; The sleeper wall of described sleeper wall layer forms a plurality of sleeper wall grids, and filling filler in the sleeper wall grid, described filler are foam granular polystyrene and nutrition light mixed soil, and sleeper wall grid upper end is provided with steel concrete and bears down on one.
Optimized technical scheme of the present invention is: a kind of mima type microrelief structure that is used for the roof planting trees, comprise the planting soil layer of planting trees and support the mima type microrelief structure and be arranged on the concrete cover of roof structure plate upper end that described planting soil layer and concrete protective interlayer are provided with the sleeper wall layer; In the described sleeper wall layer some sleeper walls are set, filling foam granular polystyrene and nutrition light mixed soil between adjacent sleeper wall, described concrete cover is the pea gravel concreten topping, described concrete cover and sleeper wall interlayer are provided with the drainage layer.
Optimized technical scheme of the present invention is: a kind of mima type microrelief structure that is used for the roof planting trees, comprise the planting soil layer of planting trees and support the mima type microrelief structure and be arranged on the concrete cover of roof structure plate upper end that described planting soil layer and concrete protective interlayer are provided with the sleeper wall layer; In the described sleeper wall layer some sleeper walls are set; filling filler between adjacent sleeper wall; described filler is foam granular polystyrene and nutrition light mixed soil; the roof structure plate is the waterproof concrete structure top board, and described roof structure plate and concrete protective interlayer set gradually cement mortar screeding layer, root resistance type waterproofing course and extruded sheet insulation layer from top to bottom.
Technical solution of the present invention is according to the technical requirements of plantation trees, hillside fields shape structure according to mima type microrelief, at concrete cover and planting soil interlayer the sleeper wall layer is set, by clearance filled foam granular polystyrene of sleeper wall and nutrition light mixed soil, raising tree root height that can be bigger makes things convenient for the tree root development; And, reduced load to the roof structure plate because sleeper wall and filling material thereof are lighter, satisfy the load bearing requirements of roof structure plate.
In the specific implementation; can on structural slab pea gravel concreten topping, adopt concrete hollow block to build 3x3 rice sleeper wall grid by laying bricks or stones; filled and process granular polystyrene and nutrition soil lightweight mixture in the sleeper wall grid; can alleviate earthing weight greatly; sleeper wall prevents that effectively composite soil from becoming flexible slippage; every blockhouse of sleeper wall stays the slit of 10cm; make the soil phase between each grid be interconnected into integral body; tree root can pass the slit; form huge firm root system; sleeper wall grid and blockhouse nutrition soil are linked to be integral body, make tree root form firm foundation.
Compared with prior art, beneficial effect of the present invention is:
The present invention develops on the supporting capacity basis of roof structure plate; the sleeper wall layer is set on concrete cover; filling nutrition soil and foam granular polystyrene between sleeper wall; improve the survival rate of trees greatly; reduced the load of the mima type microrelief structure behind the roof greening, satisfied the load bearing requirements of roof structure plate the roof structure plate.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is used for the cross section structure schematic diagram of the mima type microrelief structure of roof planting trees for the utility model embodiment;
Fig. 2 is the A place enlarged drawing of Fig. 1;
Fig. 3 is used for the mima type microrelief structure sleeper wall grid structure schematic diagram of roof planting trees for the utility model embodiment;
Fig. 4 is used for the mima type microrelief structure sleeper wall cross section structure schematic diagram of roof planting trees for the utility model embodiment.
Wherein 1 is the planting soil layer; 2 is concrete cover; 3 is the sleeper wall layer; 4 is filler; 5 is the drainage layer; 6 is the cement mortar screeding layer; 7 is root resistance type waterproofing course; 8 is the extruded sheet insulation layer; 9 is the roof structure plate; 10 is tree root; 31 is building-block; 32 are blind; 33 bear down on one for steel concrete.
The specific embodiment
Below in conjunction with specific embodiment such scheme is described further.Should be understood that these embodiment are used to the present invention is described and are not limited to limit the scope of the invention.The implementation condition that adopts among the embodiment can be done further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in the normal experiment.
Embodiment
Shown in Fig. 1~4, this is used for the mima type microrelief structure of roof planting trees, comprise the planting soil layer 1 of planting trees and support the mima type microrelief structure and be arranged on the concrete cover 2 of roof structure plate 9 upper ends that 2 of described planting soil layer 1 and concrete covers are provided with sleeper wall layer 3; In the described sleeper wall layer some sleeper walls are set, filling foam granular polystyrene and nutrition light mixed soil 4 between adjacent sleeper wall.Described sleeper wall comprises stacked some building-blocks 31 of building by laying bricks or stones, and 31 of building-blocks are provided with blind 32 in the described sleeper wall, filling foam granular polystyrene and nutrition light mixed soil 4 in the described blind 32.The sleeper wall of described sleeper wall layer forms a plurality of sleeper wall grids, filling foam granular polystyrene and nutrition light mixed soil 4 in the sleeper wall grid, and sleeper wall grid upper end is provided with steel concrete and bears down on one 33.
Concrete cover 2 is the pea gravel concreten topping, and 3 on described concrete cover 2 and sleeper wall layer are provided with drainage layer 5.The roof structure plate is the waterproof concrete structure top board, and described roof structure plate and concrete protective interlayer set gradually cement mortar screeding layer 6, root resistance type waterproofing course 7 and extruded sheet insulation layer 8 from top to bottom.
Adopt concrete hollow block 31 to build 3 * 3 meters sleeper wall grid by laying bricks or stones on the roof structure plate 9 on the pea gravel concreten topping 2; filled and process granular polystyrene and nutrition soil lightweight mixture in the sleeper wall grid; alleviate earthing weight greatly; and sleeper wall prevents that effectively composite soil from becoming flexible slippage; every blockhouse of sleeper wall stays the blind 32 of 10cm; make the soil phase between each grid be interconnected into integral body; tree root can pass the slit; form huge firm root system; sleeper wall grid and blockhouse nutrition soil are linked to be integral body, make tree root form firm foundation.
Above-mentioned example only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the people who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All spirit essence is done according to the present invention equivalent transformation or modification all should be encompassed within protection scope of the present invention.