CN205024979U

CN205024979U - Green ecological roofing of planting

Info

Publication number: CN205024979U
Application number: CN201520750219.3U
Authority: CN
Inventors: 智勇杰
Original assignee: Gongda International Engineering & Design Co Ltd Ltd
Current assignee: Gongda International Engineering & Design Co Ltd Ltd
Priority date: 2015-09-25
Filing date: 2015-09-25
Publication date: 2016-02-10
Anticipated expiration: 2025-09-25

Abstract

The utility model discloses a green ecological roofing of planting, a green ecological roofing of planting, include: the barricade that layer both sides were construct to the roofing is located on roofing building layer to reach and locate screed -coat, heat preservation (30), flexible waterproof layer, first stone layer, second stone layer, drainage blanket, filter layer and the planting soil layer between the barricade from bottom to top in proper order, the flexible waterproof layer comprises waterproof glue film of multi -functional biology and non -woven fabrics, the particle size on first stone layer is 25-35mm, and the layer thickness is 80mm, the sediment percentage <= 10%, the particle size on second stone layer is 5mm, and the layer thickness is 30mm, the sediment percentage <= 15%. Do not influencing under the prerequisite that the roofing vegetable layer grows, be equipped with two -layer different particle size's stone layer on the waterproof layer, utilizing stone layer and then the unable condition that generates the rhizome and grow to reach the purpose of resistant rhizome puncture, can mutually support with two -layer stone layer in the flexible waterproof layer moreover, strengthens whole water -proof effects.

Description

A kind of green ecological planted roof

Technical field

The utility model relates to building roof structure, relates more specifically to a kind of green ecological planted roof.

Background technology

Because roofing is directly towards the irradiation of sunshine, therefore roofing often adopt greening to carry out ecology heat insulation.The existence of ecological afforestation can beautify building, regulate the temperature difference outside Indoor environment, reduces ultraviolet damage, and can carry out the purification of suspended impurity to the space near building, promotes the content of oxygen.The existence of building intensive in a large number in city, makes green coverage reduce, and therefore roofing ecological afforestation is even more important, and they can allow in intensive building group and present the regulating effect of ecological afforestation to building.But the plant roots and stems in planted roof system has extremely strong penetrability, if waterproof layer material is selected improper, will be easy to be penetrated by plant roots and stems, cause leakage of buildings.And, when there is seepage, be difficult to the accurate location determining that waterproofing course is destroyed, overhaul workload greatly, very large economic loss can be caused.

Given this, angularly considering from safety, economy, environmental protection how to design the green ecological planted roof of a kind of resistance to rhizome puncture, is industry technical problem urgently to be resolved hurrily.

Utility model content

Technical problem to be solved in the utility model overcomes above-mentioned the deficiencies in the prior art, provides a kind of green ecological planted roof.

The technical scheme in the invention for solving the above technical problem is: a kind of green ecological planted roof, comprise: roof building layer, be located at the barricade of roof building layer both sides, and be located at leveling layer, insulation layer (30), flexible waterproof layer, the first stone layer, the second stone layer, drainage blanket, filtration beds and the plantation soil layer between barricade from bottom to top successively;

Described flexible waterproof layer is made up of multifunctional bio Waterproof glue line and non-woven fabrics;

The particle size of described first stone layer is 25 ~ 35mm, and layer thickness is 80mm, mud content≤10%;

The particle size of described second stone layer is 5mm, and layer thickness is 30mm, mud content≤15%.

Preferably, described insulation layer adopts extruded sheet, pearlite heat-insulation plate or XPS warming plate, and insulation layer is also equipped with the pea gravel concreten topping that layer thickness is 15mm.

Preferably, described drainage blanket is lightweight, the honeycomb of thin layer makes somebody a mere figurehead band drain, and drainage blanket is communicated with drainage system.

Preferably, described leveling layer employing w/v is that the cement mortar of 1:2.5 is laid, and laying depth is 20 ~ 30mm.

Preferably, described filtration beds adopts weight to be not less than 250g/m ²polyester fiber geotextiles.

Preferably, described plantation soil layer adopts common rural area soil, and in soil, grain diameter is less than 1mm, and layer thickness is greater than 200mm.

Compared with prior art, the beneficial effects of the utility model are:

1. by changing roof structure, under the prerequisite not affecting the growth of roofing vegetable layer, on waterproofing course, be provided with the stone layer of two-layer different-grain diameter size, utilize stone layer and then the condition of root growth cannot be generated, thus reach the object of resistance to rhizome puncture.The utility model adopts the physics puncture technique of resistance to rhizome, and do not use chemical root resistance agent, environmental friendliness, does not have problem of environmental pollution, and cost is lower, easy construction, is easier to the popularization of planted roof.

2. waterproofing course preferably adopts the flexible waterproof layer be made up of multifunctional bio Waterproof glue line and non-woven fabrics, and flexible waterproof layer and two-layer stone layer cooperatively interact, and strengthens integral waterproofing effect.

3. the utility model also has additional insulation layer, improves the heat-proof quality of building roof, and on insulation layer, lays one deck pea gravel concreten play a protective role.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:

Fig. 1 is the structural representation of the utility model preferred embodiment.

Detailed description of the invention

Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described further.

Refer to Fig. 1, a kind of green ecological planted roof of the utility model preferred embodiment design, it specifically comprises: roof building layer 10, be located at the barricade 11 of roof building layer 10 both sides, and leveling layer 20, insulation layer 30, flexible waterproof layer 40, first stone layer 50, second stone layer 51, drainage blanket 60, filtration beds 70 and the plantation soil layer 80 be located at successively from bottom to top between barricade 11, plantation soil layer 80 is directly used in each Plants of plantation.

Particularly, roof building layer 10 selects excellent employing cast-in-situ steel reinforced concrete as building structure, and roofing is smooth, and unevenness is less than 10mm, and sandstone fragment, the foreign material on its surface will be cleaned out.

Leveling layer 20 is laid on roof building layer 10, for the ease of laying insulation layer 30 and flexible waterproof layer 40 further, leveling layer 20 preferred employing w/v is that the cement mortar of 1:2.5 is laid, and laying depth is 20 ~ 30mm, and carry out abundant moisture-keeping maintaining, make leveling layer 20 compacting smooth.

Insulation layer 30 preferably adopts the heat insulating materials such as extruded sheet, pearlite heat-insulation plate or XPS warming plate.After insulation layer 30 laying construction, set up one topping 31 thereon again and protect, topping 31 adopts pea gravel concreten to lay and forms, and laying depth is about 15mm.

Flexible waterproof layer 40 is made up of multifunctional bio Waterproof glue line and non-woven fabrics, and its surface wants compacting smooth.The particle size that flexible waterproof layer 40 is evenly laid the first stone layer 50 and the second stone layer 51, first stone layer 50 is successively 25 ~ 35mm, and layer thickness is 80mm, mud content≤10%; The particle size of the second stone layer 51 is 5mm, and layer thickness is 30mm, mud content≤15%.First, second stone layer and flexible waterproof layer 40 cooperatively interact, and strengthen integral waterproofing effect further.

Drainage blanket 60 adopts lightweight, the honeycomb of thin layer makes somebody a mere figurehead band drain, and to ensure to make somebody a mere figurehead drainage space to greatest extent, realize efficient, unobstructed draining, drainage blanket 60 is communicated with drainage system, ensures that draining is unobstructed.

Filtration beds 70 is to prevent planting soil from permeating, and usually selects weight to be not less than 250g/m ²polyester fiber geotextiles, to play water conservation and to consider the effect of water, prevent rotten of plant and soil erosion.

Plantation soil layer 80 selects common rural area soil, and in soil, grain diameter is less than 1mm, and layer thickness is greater than 200mm, makes it have good draining and permeability.

Because roof soil layer is thin, light application time is long, day and night temperature is large, humidity is little, moisture content is little, select some happiness light, the temperature difference is large, cold-resistant, heat-resisting, drought-enduring, resistance to lean, the flowers, plants and trees that vitality is vigorous, the preferably plant of shrub, potted landscape, turf and so on, use the seeds that fibrous root is more in a word, horizontal well developed root system, can adapt to the requirement that soil layer is shallow, uses the tall and big arbor having main root less as far as possible.Such as: stonecrop, color leaf sweet potato, red dragon grass, dwarf lilyturf etc.

The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, are not departing within the scope of technical solutions of the utility model, the any brief introduction amendment done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims

1. a green ecological planted roof, it is characterized in that, comprise: roof building layer (10), be located at the barricade (11) of roof building layer both sides, and be located at leveling layer (20) between barricade, insulation layer (30), flexible waterproof layer (40), the first stone layer (50), the second stone layer (51), drainage blanket (60), filtration beds (70) and plantation soil layer (80) from bottom to top successively;

2. green ecological planted roof according to claim 1, is characterized in that, described insulation layer (30) adopts extruded sheet, pearlite heat-insulation plate or XPS warming plate, and insulation layer is also equipped with the pea gravel concreten topping (31) that layer thickness is 15mm.

3. green ecological planted roof according to claim 1 and 2, is characterized in that, described drainage blanket (60) is lightweight, the honeycomb of thin layer makes somebody a mere figurehead band drain, and drainage blanket is communicated with drainage system.

4. green ecological planted roof according to claim 1 and 2, is characterized in that, described leveling layer (20) employing w/v is that the cement mortar of 1:2.5 is laid, and laying depth is 20 ~ 30mm.

5. green ecological planted roof according to claim 1 and 2, is characterized in that, described filtration beds (70) adopts weight to be not less than 250g/m ²polyester fiber geotextiles.

6. green ecological planted roof according to claim 1 and 2, is characterized in that, described plantation soil layer (80) adopts common rural area soil, and in soil, grain diameter is less than 1mm, and layer thickness is greater than 200mm.