CN113396740A - Roof rainwater garden with preset green plant fertilization system - Google Patents

Roof rainwater garden with preset green plant fertilization system Download PDF

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Publication number
CN113396740A
CN113396740A CN202110840440.8A CN202110840440A CN113396740A CN 113396740 A CN113396740 A CN 113396740A CN 202110840440 A CN202110840440 A CN 202110840440A CN 113396740 A CN113396740 A CN 113396740A
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CN
China
Prior art keywords
infusion tube
liquid
rainwater garden
tube
soil layer
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Pending
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CN202110840440.8A
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Chinese (zh)
Inventor
李文
孟凡金
钟正权
陆炯
赵海岗
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Wuxi Xishan Sanjian Industry Co ltd
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Wuxi Xishan Sanjian Industry Co ltd
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Priority to CN202110840440.8A priority Critical patent/CN113396740A/en
Publication of CN113396740A publication Critical patent/CN113396740A/en
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/007—Metering or regulating systems
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/02—Special arrangements for delivering the liquid directly into the soil
    • A01C23/023—Special arrangements for delivering the liquid directly into the soil for liquid or gas fertilisers
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108—Rainwater harvesting

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Soil Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Fertilizing (AREA)

Abstract

The invention relates to the field of environmental engineering, in particular to a roof rainwater garden with a preset green plant fertilization system. The application has the advantage of improving the growth condition of green plants in the rainwater garden.

Description

Roof rainwater garden with preset green plant fertilization system
Technical Field
The invention relates to the field of environmental engineering, in particular to a roof rainwater garden with a preset green plant fertilization system.
Background
The rainwater garden is a shallow concave green land which is naturally formed or artificially excavated, is used for gathering and absorbing rainwater from a roof or the ground, purifies the rainwater through the comprehensive action of plants and sand, gradually permeates the soil, holds underground water, and can supply urban water such as landscape water, toilet water and the like, thereby being an ecologically sustainable rainwater flood control and rainwater utilization facility.
Chinese patent publication No. CN204741964U discloses a rain garden, which comprises a planting layer and a nutrient soil layer arranged in a base enclosure, wherein the planting layer is used for planting green plants, and the green plants absorb nutrients from the nutrient soil layer.
When the nutrients in the nutrient soil layer are exhausted, workers usually directly throw fertilizer granules on the planting layer for plants to absorb, but the fertilizer application mode causes poor absorption effect of green plants, great waste of the fertilizer granules and poor growth condition of the green plants in the rainwater garden.
Disclosure of Invention
In order to improve the growth condition of green plants in the rainwater garden, the application provides a roof rainwater garden with a preset green plant fertilization system.
The application provides a preset green fertilization system's of planting roof rainwater garden adopts following technical scheme:
a preset green roof rainwater garden of planting fertilization system, includes the base and encloses, be equipped with planting layer and nutrition soil layer in enclosing, the pre-buried transfer line that is equipped with in the nutrition soil layer, it has a plurality of liquid holes to open along its length direction on the transfer line.
By adopting the technical scheme, an operator communicates the infusion tube with infusion equipment in the prior art, then conveys nutrient solution into the infusion tube through the infusion equipment, and sprays the nutrient solution into the nutrient soil layer from the liquid outlet hole, so as to supplement nutrients into the nutrient soil layer, and further improve the growth condition of green plants in the rainwater garden.
Optionally, the infusion tube is horizontal and is arranged in a spiral manner from inside to outside, the central line of the infusion tube and the central line of the base enclosure are arranged in a collinear manner, and one end, far away from the central line, of the infusion tube is closed.
By adopting the technical scheme, the coverage area of the infusion tube is favorably enlarged, so that the fertilization area is enlarged. Meanwhile, the nutrient solution can be relatively uniformly dispersed into the nutrient soil layer, so that the fertilizing effect is improved.
Optionally, the transfer line is equipped with a plurality ofly along from the top direction, has the clearance between two adjacent transfer lines, the pre-buried liquid delivery pipe that is equipped with in the nutrition soil layer, the one end of liquid delivery pipe is sealed, and the planting layer is worn out to the other end, the one end intercommunication that the transfer line is close to its central line is on liquid delivery pipe.
Through adopting above-mentioned technical scheme, nutrient solution carries to each transfer line in through the liquid feed pipe to this nutrient solution can spread in the nutrient soil layer of the different degree of depth through a plurality of transfer lines, and then has improved the comprehensiveness to nutrient soil layer fertilization.
Optionally, a control valve is arranged between one end of the infusion tube close to the central line of the infusion tube and the liquid delivery tube, and the control valves are all electrically connected with a control system.
Through adopting above-mentioned technical scheme, the operator can open and close the control valve of the different degree of depth through control system according to the growth period that green planting was located to make in the nutrient solution can be applied to the nutrient soil layer of the root position degree of depth of green planting, not only improved the utilization effect to the nutrient solution, reduce to have extravagant possibility.
Optionally, the position that every liquid hole was gone out to transfer line lateral wall relatively all is equipped with and hinders mud spare, hinder mud spare and include that a plurality of hinders mud flexure strip around corresponding liquid hole axis circumference setting, it is fan-shaped setting and adjacent two to hinder mud flexure strip and hug closely each other to hinder mud flexure strip, the V type point that hinders mud flexure strip is located the axis that corresponds liquid hole.
Through adopting above-mentioned technical scheme, when the transfer line did not use, a plurality of hinders the cooperation of mud flexure strip, and the play liquid hole that will correspond seals to reduce the possibility that nutrition soil gets into in the transfer line. When the mud blocking elastic piece is under the action of the water pressure of the nutrient solution in the infusion tube, the mud blocking elastic piece deforms outside the infusion tube, so that the nutrient solution is sprayed out, at the moment, the nutrient soil is difficult to enter the infusion tube, and then the mud blocking elastic piece automatically restores to deform.
Optionally, the top of the infusion tube is provided with vertically arranged liquid inlet holes along the spiral direction, the position of the inner side wall of the infusion tube relative to each liquid inlet hole is provided with an adsorption part, the adsorption part comprises a plurality of negative pressure elastic pieces circumferentially arranged around the axis of the corresponding liquid inlet hole, the negative pressure elastic pieces are arranged in a fan shape, two adjacent negative pressure elastic pieces are tightly attached to each other, and the V-shaped tip of each negative pressure elastic piece is positioned on the axis of the corresponding liquid inlet hole; the position of a liquid inlet hole at the top of the infusion tube is communicated with a water collecting funnel, one water collecting funnel corresponds to one liquid inlet hole, and the top of the water collecting funnel is covered with permeable cloth; the infusion tube is also communicated with a feed tube, the feed tube penetrates out of the nutrition soil layer and the planting layer, and the top end of the feed tube is detachably connected with a sleeve.
Through adopting above-mentioned technical scheme, the operator is with aspiration pump and filling tube intercommunication among the prior art, then take out the air in the transfer line, form the negative pressure in the transfer line, negative pressure flexure strip takes place deformation in to the transfer line, the rainwater of deposit in the funnel that catchments passes through the feed liquor hole and gets into in the transfer line, then pull down the aspiration pump, add appropriate amount nutrition granule in to the transfer line through the filling tube, treat that it fully dissolves the back, the pump intercommunication of will blowing again is in the filling tube, fill the air in to the transfer line, the rainwater that has dissolved nutrition granule in the transfer line diffuses again to the nutrition soil horizon in through going out the liquid hole. Therefore, under the condition of utilizing the rainwater stored in the rainwater garden, nutrients are supplemented to the nutrient soil layer.
Optionally, a supporting net is arranged in the water collecting funnel, and the supporting net is located below the water permeable cloth and is tightly attached to the water permeable cloth.
Through adopting above-mentioned technical scheme, the supporting network can support the nutrition soil of penetrating water cloth top, has reduced the cloth that penetrates and has sunk the possibility under the action of gravity of nutrition soil.
Optionally, an elastic band is sewn at the edge of the permeable cloth, and the elastic band is hooped on the tapered outer side wall of the water collection funnel.
Through adopting above-mentioned technical scheme, can be damaged because of ageing after the cloth that permeates water uses for a long time, realize permeating water through the elastic cord and be connected with the dismantlement of catchment funnel, the operator can regularly change it.
In summary, the present application includes at least one of the following beneficial technical effects:
1. an operator communicates a liquid conveying pipe with liquid conveying equipment in the prior art, then conveys nutrient solution into the liquid conveying pipe through the liquid conveying equipment, and sprays the nutrient solution into the nutrient soil layer from the liquid outlet hole so as to supplement nutrients into the nutrient soil layer, and further improve the growth condition of green plants in the rainwater garden;
2. an operator can open and close the control valves with different depths through the control system according to the growth period of the green plants, so that the nutrient solution can be applied to the nutrient soil layer with the depth of the roots of the green plants, the utilization effect of the nutrient solution is improved, and the possibility of waste is reduced;
3. when more rainwater is stored in the rainwater garden, nutrients can be supplemented to the nutrient soil layer by utilizing the rainwater stored in the rainwater garden.
Drawings
Fig. 1 is a schematic structural diagram for embodying the present application.
FIG. 2 is a schematic structural diagram showing the connection relationship among the infusion tube, the liquid feeding tube and the control valve in the present application;
FIG. 3 is a cross-sectional view showing the connection relationship between the infusion tube, the water collection funnel and the support net according to the present invention;
fig. 4 is an exploded view showing the connection relationship among the infusion tube, the negative pressure elastic sheet and the support net in the present application.
Description of reference numerals: 1. base circumference; 2. planting a layer; 3. a nutrient soil layer; 4. a transfusion tube; 41. a liquid outlet hole; 42. a liquid inlet hole; 5. a liquid delivery pipe; 6. a control valve; 7. a mud blocking elastic sheet; 8. a negative pressure elastic sheet; 9. a water collection funnel; 10. a water permeable cloth; 11. a feed tube; 12. a cover; 13. a support net; 14. and (4) elastic bands.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a preset green roof rainwater garden of planting a fertilizer system. Referring to fig. 1, the roof rainwater garden with the preset green plant fertilization system comprises a base enclosure 1, wherein a planting layer 2 and a nutrient soil layer 3 are arranged in the base enclosure 1, and the planting layer 2 is positioned above the nutrient soil layer 3.
Referring to fig. 1 and 2, a liquid feeding pipe 5 vertically arranged is pre-buried in a nutrient soil layer 3, the liquid feeding pipe 5 and a central line of a base enclosure 1 are arranged in a collinear manner, the bottom end of the liquid feeding pipe 5 is closed, the top end of the liquid feeding pipe is opened and penetrates out of the nutrient soil layer 3 and a planting layer 2, and a liquid conveying pipe 4 is pre-buried in the nutrient soil layer 3.
Referring to fig. 2 and 3, the infusion tube 4 is provided with a plurality of liquid outlet holes 41 along the length direction thereof, and an operator connects a liquid supply device (not shown) in the prior art with the liquid feeding tube 5.
Referring to fig. 1 and 2, the nutrient solution passes through the liquid delivery pipe 5 and the liquid delivery pipe 4 and is sprayed out from the liquid outlet hole 41, so that nutrients are supplemented periodically, and the growth condition of green plants in the rainwater garden is improved.
Referring to fig. 1 and 2, the infusion tube 4 is horizontally arranged and spirally arranged from inside to outside, the central line of the infusion tube 4 and the central line of the base enclosure 1 are arranged in a collinear way, one end of the infusion tube 4 close to the central line is communicated with the liquid sending tube 5, and the other end is closed.
The spiral transfusion tube 4 is beneficial to enlarging the coverage area of the transfusion tube 4, thereby enlarging the fertilizing area. Meanwhile, the nutrient solution can be relatively uniformly spread into the nutrient soil layer 3, so that the fertilizing effect is improved.
Referring to fig. 1 and 2, a plurality of infusion tubes 4 are provided in the nutrient soil layer 3 in a direction from top to bottom, and a gap is provided between two adjacent infusion tubes 4.
A plurality of transfer lines 4 distribute in the nutrition soil layer 3 of different degree of depth to this can fertilize to the nutrition soil layer 3 of different degree of depth, and then has improved the comprehensiveness of fertilizeing nutrition soil layer 3.
When the green plants are in different growth periods, the roots are in different depths. Therefore, a control valve 6 is connected between one end of the infusion tube 4 close to the central line and the liquid sending tube 5 through screw threads, and a control system is electrically connected to all the control valves 6.
The operator can be according to the growth period that green planting was located, and then opens and close the control valve 6 of the different degree of depth through control system to make nutrient solution can be applyed in the nutrition soil layer 3 of green root position degree of depth.
With this, nutrient solution need not to be exerted to the nutrient soil layer 3 of all the other depths, and then has improved the utilization effect to the nutrient solution, can also play simultaneously and save the nutrient solution, reduces extravagant effect.
Referring to fig. 1 and 3, when the liquid outlet hole 41 of the liquid conveying pipe 4 is directly exposed in the nutrient soil layer 3, nutrient soil may enter the liquid conveying pipe 4 through the liquid outlet hole 41, thereby causing blockage.
Therefore, the outer side wall of the infusion tube 4 is provided with a mud blocking piece at a position corresponding to each liquid outlet hole 41, and each mud blocking piece comprises a plurality of mud blocking elastic pieces 7 which are circumferentially arranged around the axis of the corresponding liquid outlet hole 41.
Hinder mud flexure strip 7 and be fan-shaped setting and two adjacent mud flexure strips 7 hug closely each other, hinder the V type pointed end of mud flexure strip 7 to be located the axis that corresponds liquid outlet 41, hinder mud flexure strip 7 and make by metal material and bond on transfer line 4.
When the infusion tube 4 is not used, the mud blocking elastic pieces 7 in the same group are matched with each other to block the corresponding liquid outlet holes 41, and at the moment, the nutrient soil cannot enter the infusion tube 4 through the liquid outlet holes 41.
When the infusion tube 4 is used, the nutrient solution is sprayed out and a certain water pressure is required to jack the mud blocking elastic sheet 7, and at the moment, nutrient soil is difficult to enter the infusion tube 4.
The mud blocking elastic sheet 7 has unidirectional deformability, namely can only deform towards the outside of the infusion tube 4 under the action of water pressure in the infusion tube 4, and can automatically recover the original shape after nutrient solution is sprayed out, but cannot deform towards the inside of the infusion tube 4 through the liquid outlet hole 41.
In conclusion, the mud blocking piece arranged on the outer side wall of the infusion tube 4 can reduce the possibility that the nutrient soil enters the infusion tube 4 through the liquid outlet hole 41 to cause blockage.
Referring to fig. 1, since the rain garden itself has a good water storage and storage effect, it is not preferable to apply the nutrient solution into the nutrient soil layer 3 when the nutrient soil layer 3 itself contains much water, since it may cause the roots of the green plants to be drowned.
Referring to fig. 1 and 3, for this purpose, the top of the infusion tube 4 is provided with a vertically arranged liquid inlet hole 42 along the spiral direction, the position of the liquid inlet hole 42 at the top of the infusion tube 4 is communicated with a water collecting funnel 9, one water collecting funnel 9 corresponds to one liquid inlet hole 42, and the top of the water collecting funnel 9 is covered with a permeable cloth 10.
Referring to fig. 3 and 4, rainwater is stored in the water collecting funnel 9 through the water permeable cloth 10 at the time of rainfall. A supporting net 13 is placed in the water collecting funnel 9, the supporting net 13 is located below the water permeable cloth 10 and is tightly attached to the water permeable cloth, and the supporting net 13 is made of plastics.
The supporting net 13 can support the nutrient soil above the water permeable cloth 10, and is beneficial to reducing the possibility that the water permeable cloth 10 deforms in the water collecting funnel 9 under the action of gravity of the nutrient soil.
Meanwhile, the inner side wall of the transfusion tube 4 is provided with an adsorption part at the position corresponding to each liquid inlet hole 42, the adsorption part comprises a plurality of negative pressure elastic sheets 8 which are circumferentially arranged around the axis of the corresponding liquid inlet hole 42,
the negative pressure elastic pieces 8 are arranged in a fan shape, two adjacent negative pressure elastic pieces 8 are tightly attached to each other, the V-shaped tips of the negative pressure elastic pieces 8 are positioned on the axis of the corresponding liquid inlet hole 42, and the negative pressure adsorption pieces are made of metal materials and are adhered to the inner side wall of the infusion tube 4.
And the negative pressure adsorption sheet also has unidirectional deformability, can only deform into the infusion tube 4, and cannot deform out of the infusion tube 4 through the liquid inlet hole 42.
Referring to fig. 1 and 2, each infusion tube 4 is also communicated with a feed pipe 11, the feed pipe 11 penetrates through the nutrient soil layer 3 and the planting layer 2, and the top end of the feed pipe 11 is in threaded connection with an envelope 12.
The operator opens the envelope 12, connects a prior art suction pump to the filling tube 11, and then evacuates the air in the infusion tube 4, whereby a negative pressure can be formed in the infusion tube 4.
Referring to fig. 3 and 4, the negative pressure elastic sheet 8 deforms into the infusion tube 4 under the action of negative pressure, so that rainwater in the water collection funnel 9 can enter the infusion tube 4 through the liquid inlet hole 42, the air pump is detached by an operator, external air enters the infusion tube 4, and the negative pressure elastic sheet 8 automatically restores to deform to close the liquid inlet hole 42.
At this time, the operator adds a proper amount of nutrient particles into the infusion tube 4 through the feeding tube 11, the nutrient particles can be chemical fertilizers, and the nutrient particles are fully dissolved in rainwater in the infusion tube 4.
Referring to fig. 1 and 3, after that, the operator can connect a blower (not shown in the figure) on the top of the feeding tube 11, and the rainwater with dissolved nutrient particles in the liquid conveying tube 4 is ejected into the nutrient soil layer 3 through the mud-blocking piece and the liquid outlet hole 41.
By the mode, nutrients can be applied to the nutrient soil layer 3 without adding additional water, so that the growth condition of green plants in the rainwater garden is improved.
In order to enable a production worker to install the negative pressure elastic sheet 8 on the inner side wall of the infusion tube 4, the infusion tube 4 is divided into two infusion half tubes, the infusion half tubes are arranged in a spiral mode, the cross sections of the infusion half tubes are semicircular, the complete infusion tube 4 can be formed after the two infusion half tubes are welded, and the worker can weld the two infusion half tubes after the negative pressure adsorption sheet is installed on the infusion half tubes.
Referring to fig. 3, since the water permeable cloth 10 is gradually deteriorated and damaged after being used for a long time, it may be necessary to replace the water permeable cloth 10 when an operator trims the rainwater garden regularly.
Therefore, the edge of the permeable cloth 10 is sewed with an elastic band 14, and the elastic band 14 is hooped on the tapered outer side wall of the water collecting funnel 9, so that an operator can conveniently and quickly replace the permeable cloth 10.
The implementation principle of the roof rainwater garden with the preset green plant fertilization system in the embodiment of the application is as follows: when the rainwater stored in the rainwater garden is less, an operator communicates the liquid delivery pipe 5 with the infusion device in the prior art, then the nutrient solution is delivered into the infusion pipe 4 through the infusion device, the mud blocking elastic sheet 7 deforms outside the infusion pipe 4 under the action of the water pressure of the nutrient solution in the infusion pipe 4, and the nutrient solution is sprayed out of the liquid outlet hole 41 into the nutrient soil layer 3 to supplement nutrients into the nutrient soil layer 3, so that the growth condition of green plants in the rainwater garden is improved. Meanwhile, an operator can open and close the control valves 6 with different depths through the control system according to the growth period of the green plants, so that the nutrient solution can be applied to the nutrient soil layer 3 with the depth of the roots of the green plants.
When the rainwater stored in the rainwater garden is more, an operator communicates an air pump in the prior art with the feeding pipe 11, then air in the liquid conveying pipe 4 is pumped out, negative pressure is formed in the liquid conveying pipe 4, the negative pressure elastic sheet 8 deforms in the liquid conveying pipe 4, the rainwater stored in the water collecting funnel 9 enters the liquid conveying pipe 4 through the liquid inlet hole 42, then the air pump is dismounted, a proper amount of nutrient particles are added into the liquid conveying pipe 4 through the feeding pipe 11, after the nutrient particles are fully dissolved, the air pump is communicated in the feeding pipe 11, air is filled into the liquid conveying pipe 4, the rainwater with the nutrient particles dissolved in the liquid conveying pipe 4 is redistributed into the nutrient soil layer 3 through the liquid outlet hole 41, and therefore under the condition that the rainwater stored in the rainwater garden is utilized, nutrients are supplemented to the nutrient soil layer 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a preset green roof rainwater garden of planting fertilization system, includes base and encloses (1), be equipped with planting layer (2) and nutrition soil layer (3) in base encloses (1), its characterized in that: an infusion tube (4) is pre-buried in the nutrient soil layer (3), and a plurality of liquid outlet holes (41) are formed in the infusion tube (4) along the length direction of the infusion tube.
2. The roof rainwater garden of the pre-set green plant fertilization system of claim 1, wherein: the infusion tube (4) is horizontal and is arranged in a spiral mode from inside to outside, the central line of the infusion tube (4) and the central line of the base enclosure (1) are arranged in a collinear mode, and one end, far away from the central line, of the infusion tube (4) is closed.
3. The roof rainwater garden of the pre-set green plant fertilization system of claim 2, wherein: the utility model discloses a planting device, including nutrition soil layer (3), infusion tube (4), planting layer (2), infusion tube (4) are equipped with a plurality ofly along from the top direction, have the clearance between two adjacent infusion tubes (4), pre-buried liquid delivery pipe (5) that are equipped with in nutrition soil layer (3), the one end of liquid delivery pipe (5) is sealed, and planting layer (2) are worn out to the other end, the one end intercommunication that infusion tube (4) are close to its central line is on liquid delivery pipe (5).
4. The roof rainwater garden of the pre-set green plant fertilization system of claim 3, wherein: a control valve (6) is arranged between one end of the infusion tube (4) close to the central line of the infusion tube and the liquid delivery tube (5), and the control valves (6) are all electrically connected with a control system.
5. The roof rainwater garden of the pre-set green plant fertilization system of claim 1, wherein: the position that transfer line (4) lateral wall is every relative to go out liquid hole (41) all is equipped with and hinders mud spare, hinder mud spare and include that a plurality of set up around corresponding play liquid hole (41) axis circumference hinder mud flexure strip (7), hinder mud flexure strip (7) and be fan-shaped setting and adjacent two and hinder mud flexure strip (7) and hug closely each other, the V type point end that hinders mud flexure strip (7) is located the axis that corresponds play liquid hole (41).
6. The roof rainwater garden of the pre-set green plant fertilization system of claim 2, wherein: the top of the infusion tube (4) is provided with vertically arranged liquid inlet holes (42) along the spiral direction, the position of the inner side wall of the infusion tube (4) corresponding to each liquid inlet hole (42) is provided with an adsorption part, the adsorption part comprises a plurality of negative pressure elastic sheets (8) which are circumferentially arranged around the axis of the corresponding liquid inlet hole (42), the negative pressure elastic sheets (8) are arranged in a fan shape, two adjacent negative pressure elastic sheets (8) are tightly attached to each other, and the V-shaped tip of each negative pressure elastic sheet (8) is positioned on the axis of the corresponding liquid inlet hole (42); the position of a liquid inlet hole (42) at the top of the infusion tube (4) is communicated with a water collecting funnel (9), one water collecting funnel (9) corresponds to one liquid inlet hole (42), and the top of the water collecting funnel (9) is covered with a permeable cloth (10); the infusion tube (4) is also communicated with a feed tube (11), the feed tube (11) penetrates out of the nutrition soil layer (3) and the planting layer (2), and the top end of the feed tube (11) is detachably connected with a sleeve (12).
7. The roof rainwater garden of the preset green plant fertilization system of claim 6, wherein: a supporting net (13) is arranged in the water collection funnel (9), and the supporting net (13) is located below the water permeable cloth (10) and is tightly attached to the water permeable cloth.
8. The roof rainwater garden of the pre-set green plant fertilization system of claim 6, wherein: an elastic band (14) is sewn at the edge of the permeable cloth (10), and the elastic band (14) is hooped on the conical outer side wall of the water collecting funnel (9).
CN202110840440.8A 2021-07-24 2021-07-24 Roof rainwater garden with preset green plant fertilization system Pending CN113396740A (en)

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CN106342430A (en) * 2016-08-30 2017-01-25 山东胜伟园林科技有限公司 Saline-alkali land improving system with automatic salt control function
CN206866149U (en) * 2017-06-09 2018-01-12 中国农业科学院棉花研究所 A kind of pot experiment device
CN107484633A (en) * 2017-09-30 2017-12-19 广西河池未来之星环保科技有限公司 A kind of agricultural irrigation systems
CN207538162U (en) * 2017-11-29 2018-06-26 长安大学 A kind of rain collector being embedded in permeable pavement structure layer
CN207944526U (en) * 2018-01-29 2018-10-09 深圳市旭生骏鹏建筑工程有限公司 A kind of Rain Garden
CN211607696U (en) * 2019-12-26 2020-10-02 秦春明 Drip irrigation pipe with anti-blocking function
CN213718879U (en) * 2020-10-16 2021-07-20 东莞植物园 Moisture-preserving and breathable flowerpot

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Application publication date: 20210917