Sponge urban ecology roof
Technical field
It the utility model is related to urban construction field, more particularly to sponge urban ecology roof.
Background technology
With the continuous lifting of economic level, urbanization process constantly promotes, and the scope in city is also increasing, due to
The road of most area is waterproof asphalt roads at present, and concrete road, causes the drainage performance of road all to compare
Compared with difference, draining is substantially carried out by the open drain of road both sides, the discharge pressure of open drain is increased, so as to arrange
Not in time, and road surface easily produces moisture film or ponding to water, causes easily to skid during driving, adds in driving conditions not
The factor of safety, therefore, is generally carrying out the construction in sponge city energetically in current municipal works.
Meanwhile the construction in sponge city is also not limited to the simply transformation to road, its for house roof it is also proposed that
Require.Due to, the roof of existing urban building is all generally to be poured to form with cement, the difference that drainability generally all compares,
So have much room for improvement.
Utility model content
The purpose of this utility model is to provide a kind of sponge urban ecology roof, it not only facilitates rainwater from roof stream
Under, while also there is certain water storage function, it is convenient to provide water source for vegetation.
The above-mentioned purpose of the utility model technical scheme is that:A kind of sponge urban ecology room
Top, is followed successively by vegetable layer, planting soil layer, metalling, waterproof layer and roof basic unit, the surface of the waterproof layer carries from top to bottom
The groove of some arcs, the roof basic unit are also provided with a disposal ditches in lowest point.
By using above-mentioned technical proposal, since metalling is arranged between the waterproof layer and planting soil layer, such one
Aspect can facilitate water to flow downward from vegetable layer, and on the other hand can also reduce soil is taken on waterproof layer by rainwater.And
Band on waterproof layer is fluted, and such water can just gather in a groove, so that when between arid, vegetable layer just can
Root system is extend into draws water in groove, so as to also just provide water source for vegetation.In addition, unnecessary rainwater can be along vegetation
Surface and the surface of waterproof layer are flow in disposal ditches, are so facilitated and are discharged unnecessary rainwater, are conducive to maintain ecological roof
Good environment.
Preferably, the water outlet of the disposal ditches carries an aqua storage tank, and the aqua storage tank is away from disposal ditches side
Lateral surface carries collector nozzle.
By using above-mentioned technical proposal, certain rainwater can be saved in such disposal ditches and aqua storage tank, and it is unnecessary
Rainwater meeting in a manner of overflow from collector nozzle flow out.
Preferably, edge of the aqua storage tank away from disposal ditches side is less than other edges of aqua storage tank.
By using above-mentioned technical proposal, so can more successfully realize the flushing effect of rainwater, avoid rainwater to its
Flowed and influence roof integrally good ecological environment in his direction.
Preferably, some cordage, the lower end of the cordage and the bottom of disposal ditches are additionally provided with the planting soil layer
It is in contact.
By using above-mentioned technical proposal, so when planting soil layer is in arid, cordage can just pass through hair
Rainwater in disposal ditches is drawn by thin phenomenon, so as to ensure that planting soil layer can keep moistening for a long time, thus helps
In the growth of vegetation.
Preferably, the notch of the groove is covered with barrier net.
By using above-mentioned technical proposal, so obstructing net further can play metalling and planting soil layer barrier work
With, avoid rubble and planting soil from entering in groove, and fill up groove, cause groove can not water storage the problem of.
Preferably, the edge of the barrier net is embedded in the waterproof layer.
By using above-mentioned technical proposal, it can so strengthen the degree of being connected firmly between barrier net and waterproof layer, so that
Barrier net is avoided to wash away from groove by rainwater.
Preferably, the planting soil layer is equipped with the rack layer passed through for vegetable layer.
By using above-mentioned technical proposal, the setting of rack layer, on the one hand can facilitate vegetation to be grown from rack layer
Come, on the other hand can reduce planting soil and be fallen by rain drop erosion.
Preferably, some protrusions, the raised bottom for being embedded in the waterproof layer are carried in the roof basic unit.
By using above-mentioned technical proposal, protrusion is embedded in the bottom of waterproof layer, can so strengthen waterproof layer and roof base
Layer contact, avoid that opposite sliding occurs between waterproof layer and roof basic unit, thus reduce rainwater enter waterproof layer and
Probability between roof basic unit, avoids corrosion of the rainwater to roof basic unit.
Preferably, the protrusion is taper.
By using above-mentioned technical proposal, fixation of the roof basic unit to waterproof layer can be so further improved.
In conclusion the utility model has the advantages that:
The 1st, metalling is set between planting soil layer and waterproof layer, can so reduce planting soil into general in groove
Rate, ensure that the storage capacity of groove;
2nd, disposal ditches and planting soil layer are connected using cordage, so when the drying that planting soil layer becomes, cordage
Just moisture can be conveyed to planting soil layer from disposal ditches by capillary phenomenon, ensure that planting soil layer can be in for a long time
Moisture state, is conducive to the normal growth of vegetation;
The 3rd, rack layer is set in planting soil layer, can so ensure that vegetation can successfully grow through rack layer
Come, on the other hand can also reduce soil is washed away.
Brief description of the drawings
Fig. 1 is the structure diagram on the sponge urban ecology roof of embodiment one;
Fig. 2 is the structure diagram of the disposal ditches of embodiment one;
Fig. 3 is the structure diagram of the waterproof layer of embodiment two;
Fig. 4 is the structure diagram of the planting soil layer of embodiment two;
Fig. 5 is roof basic unit and the structure diagram of waterproof layer of embodiment three.
In figure, 1, vegetable layer;2nd, planting soil layer;21st, cordage;3rd, metalling;31st, concrete;4th, waterproof layer;41st, it is recessed
Groove;42nd, net is obstructed;43rd, fixing groove;44th, caulking groove;5th, roof basic unit;51st, disposal ditches;52nd, aqua storage tank;53rd, collector nozzle;54th, it is convex
Rise;6th, rack layer.
Embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment one:
As depicted in figs. 1 and 2, a kind of sponge urban ecology roof, be followed successively by from top to bottom vegetable layer 1, planting soil layer 2,
Metalling 3, waterproof layer 4 and roof basic unit 5, the root system of wherein vegetable layer 1 is directly to plant in planting soil layer 2, and is planted
Soil layer 2 is laid immediately on metalling 3, furthermore metalling 3 is also to be laid immediately on waterproof layer 4, and planting soil layer 2
Reinforced with the lower edge of metalling 3 by concrete 31, and the groove 41 of some arcs is carried on waterproof layer 4, waterproof layer 4
Setting can determine that waterproof layer 4 is Polyurethane waterproof layer 4 herein according to actual conditions.So rainwater is permeated from planting soil layer 2
After getting off, it becomes possible to which convergence is got up in groove 41.Entered recessed directly through metalling 3 moreover, planting soil is also bad
In groove 41, result in blockage to groove 41.In addition, sample, when the water content in planting soil layer 2 is relatively low, the root system of plant is with regard to energy
Enough through planting soil layer 2 and metalling 3, and the rainwater converged in groove 41 is drawn, so as to also be to ensure that plant is normal
It grown.Also, so it can also allow the root system of vegetation that firmly planting soil layer 2 and metalling 3 are fixed together, so as to have
It is washed away beneficial to planting soil layer 2 is avoided.
Furthermore roof basic unit 5 is also provided with a disposal ditches 51 in lowest point, and the surface of disposal ditches 51 is also coated with waterproof
Layer 4, the both ends of disposal ditches 51 are along in the both sides on roof, and wherein one end is closing, and the other end carries a water storage
Groove 52, disposal ditches 51 are perforations with aqua storage tank 52.Aqua storage tank 52 is for rectangle herein.Also, aqua storage tank 52 is away from disposal ditches
The lateral surface of 51 sides carries collector nozzle 53, and edge of the aqua storage tank 52 away from 51 side of disposal ditches is less than other other three sides
Edge, can store some rainwater in such one side disposal ditches 51 and aqua storage tank 52, on the other hand when disposal ditches 51 and aqua storage tank
When 52 amount of rainfall is excessive, overflow will occurs in it, and such rainwater be able to will be flowed into collector nozzle 53 very accurately
It is discharged, so that also it is avoided that the trouble of vegetation rainwater immersion.
Moreover, planting soil layer 2 herein is also embedded with cordage 21, and cordage 21 is extended downwardly along roof, under it
The bottom connection with disposal ditches 51 is held to touch, the rainwater in such disposal ditches 51 can just be contacted with cordage 21, when planting soil layer 2
In when there is no moisture, cordage 21 can just be supplied water in planting soil layer 2 by capillary phenomenon, so as to be conducive to protect
The moistening of planting soil layer 2 is demonstrate,proved.
Embodiment two,
As shown in figure 3, a kind of sponge urban ecology roof, on the basis of embodiment one, on groove 41 covered with
Net 42 is obstructed, waterproof layer 4 is provided with caulking groove 44 on the periphery of groove 41, and all 42 edges of barrier net are all to be embedded in waterproof layer 4
In caulking groove 44, the use of material can either be so reduced, and waterproof layer 4 can be strengthened and obstruct the contact between net 42, from
And draw outside rainwater, further planting soil can also be avoided to enter groove guaranteeing to make root system enter in groove 41
In 41.
In addition, as shown in figure 4, being also provided with rack layer 6 in planting soil layer 2, the lower bottom part of rack layer 6 is to be directly embedded into
In planting soil layer 2, and vegetable layer 1 can be grown up through rack layer 6, and such 6 one side of rack layer can play solid soil
Effect, reduce the probability that is washed of planting soil, on the other hand can also play fixation to vegetable layer 1.
Embodiment three,
As shown in figure 5, a kind of sponge urban ecology roof, on the basis of embodiment one, the bottom of waterproof layer 4 carries
Fixing groove 43, and roof basic unit 5 is provided with protrusion 54 towards 4 one side of waterproof layer, and protrusion 54 and fixing groove 43 are to match
, and protrusion 54 is tapered herein, after so protrusion 54 is embedded into fixing groove 43, it can be effectively by waterproof
Layer 4 and roof basic unit 5 are fixed together, so as to advantageously ensure that the globality on roof, avoid roof from occurring in use
Come down phenomenon.
This specific embodiment is only explanation to the utility model, it is not the limitation to the utility model, ability
Field technique personnel as needed can make the present embodiment the modification of no creative contribution after this specification is read, but
As long as all protected in the right of the utility model be subject to Patent Law.