CN210620554U - Rainwater collecting and processing system suitable for landscape greenhouse and indoor greening water source - Google Patents
Rainwater collecting and processing system suitable for landscape greenhouse and indoor greening water source Download PDFInfo
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- CN210620554U CN210620554U CN201921685114.9U CN201921685114U CN210620554U CN 210620554 U CN210620554 U CN 210620554U CN 201921685114 U CN201921685114 U CN 201921685114U CN 210620554 U CN210620554 U CN 210620554U
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Abstract
The utility model relates to a rainwater collection and processing system suitable for landscape greenhouse and indoor greening water source, including catchment irrigation canals and ditches, catchment equalizing basin, leading landscape pond, constructed wetland, wetland cistern, watering cistern and artificial reservoir, leading landscape pond is equipped with fountain injection apparatus, the constructed wetland is plane constructed wetland or is ladder drop formula constructed wetland, ladder drop formula constructed wetland is the echelonment, is equipped with the drop structure between its adjacent plane region, the outlet pipe of watering cistern can be divided into two tunnel, inserts the filter tank all the way, and another sets up the outlet conduit interface that is used for directly connecting watering equipment or watering pipe; and the artificial reservoir is provided with a circulation return pipe, and the circulation return pipe is connected into the water collection regulating tank and/or the preposed landscape pool. The utility model discloses when collecting the rainwater as the water resource, still avoid or reduce the alkalization of soil for the acidity that utilizes the rainwater and harden and provide the condition.
Description
Technical Field
The utility model relates to a rainwater collection and processing system who is suitable for view greenhouse and indoor greening water source.
Background
Based on the effective utilization of water resources, people begin to discuss and implement rainwater collection and treatment technologies, the existing common rainwater collection is municipal rainwater and sewage split flow, the split rainwater can be directly discharged into urban inland rivers or can be used as landscape water after natural precipitation due to light pollution of rainwater, and a water storage system can also be introduced to be used as municipal water such as sprayed roads, but the effect of the rainwater and sewage separation mode mainly shows that the municipal sewage treatment capacity is obviously reduced due to simple treatment and low purification degree, the contradiction between the treatment capacity of municipal sewage treatment facilities and the required sewage treatment capacity is relieved to a certain extent, and the sewage treatment cost is obviously reduced.
In addition, other rainwater collection and utilization technologies exist, for example, in a small residential area, rainwater runoff is introduced into a sewage treatment facility of the small area through a sewer pipe, biochemical and/or physical treatment in various modes is carried out together with domestic sewage with low pollution degree, and then the treated rainwater is used as reclaimed water for landscape of the small area, or a reclaimed water pipe is arranged to use the reclaimed water for toilet flushing and the like.
However, any technical proposal is not the end of rainwater recovery and utilization, and has specific application and adaptive conditions. For example, the acidity of rainwater has been regarded as a negative factor, and the loss of acid rainwater to buildings, roads, ecological environments and the like is huge, so that people have to adopt powerful measures to reduce the emission of acid gas, and the technology for effectively utilizing the acidity of rainwater is rarely seen.
On the other hand, the water quality requirement for greenhouse plant irrigation is high, and if tap water is used for a long time, soil hardening is caused, and the plant landscape is degraded. Because the greenhouse building structure can not be changed, the plant landscape at the later stage is difficult to update, the water quality of irrigation water of the greenhouse is changed, the soil is prevented from alkalization and hardening fundamentally, an economic and practical technical route can be formed, and the greenhouse building structure also has the same problems for occasions such as indoor greening and the like.
SUMMERY OF THE UTILITY MODEL
For overcoming the above-mentioned defect of prior art, the utility model provides a rainwater collection and processing system who is suitable for as view greenhouse and indoor afforestation water source when collecting the rainwater as the water resource, still for the acidity of utilizing the rainwater avoid or reduce the alkalization of soil and harden and provide the condition.
The technical scheme of the utility model is that: a rainwater collection and treatment system suitable for use in landscape greenhouses and indoor greening water sources, comprising:
the water collecting channel is arranged on the rainwater runoff ground;
the inlet of the water collecting adjusting tank is communicated with the water collecting channel, a grid for filtering larger objects is arranged at the inlet, the water collecting adjusting tank is arranged underground, the designed water level of the water collecting adjusting tank is lower than the bottom height of the water collecting channel,
the effluent of the water collecting and adjusting tank is connected into the preposed landscape tank;
the water outlet of the preposed landscape pool is connected into the artificial wetland, the artificial wetland is a planar artificial wetland or a stepped drop-type artificial wetland, the stepped drop-type artificial wetland is in a step shape and is formed by a plurality of planar areas which are distributed in the step shape, and a drop structure for supplying water to a rear planar area is arranged in a front planar area in adjacent planar areas;
the effluent of the artificial wetland is connected to the wetland reservoir;
the water outlet pipe of the irrigation reservoir is divided into two paths, one path is directly provided with a water outlet pipeline interface and is used for being directly connected with a water conveying pipeline of irrigation equipment or a water outlet pipeline interface of a water pouring pipe, the other path is connected with a filter tank, and the filter tank is provided with a water outlet pipeline interface and is used for being connected with a water outlet pipeline interface of the irrigation equipment needing water filtration;
the water outlet of the wetland reservoir is connected into the artificial reservoir, the artificial reservoir is provided with a circulation return pipe, and the circulation return pipe is connected into the water collection regulating tank and/or the preposed landscape pool.
The inlet of the water collecting and adjusting tank can be arranged on the side surface and/or the bottom of the water collecting channel.
The water collecting and adjusting tank can be usually provided with a drainage pump, and an output pipeline of the drainage pump of the water collecting and adjusting tank is connected into the preposed landscape tank.
The bottom of the water collecting adjusting tank is preferably in an inverted cone shape with a large top and a small bottom, and is provided with a sewage pump.
The preposed landscape pool is arranged on the ground of an outdoor place or an indoor place and is provided with a water spraying device for forming a fountain, and an output pipeline of a drainage pump of the water collection regulating pool is connected with an inlet of the water spraying device.
The artificial wetland comprises a front landscape pool, an artificial wetland, a water distribution system and a water receiving tank, wherein the front landscape pool is provided with an overflow weir for leading water to flow into the artificial wetland, the overflow weir of the front landscape pool is provided with or not provided with an edge extending outwards, the artificial wetland is used for receiving the water receiving tank for the overflow water outlet of the front landscape pool, and the water inlet of the water distribution system of the artificial wetland is connected with the water receiving tank.
The wetland cistern is equipped with the outlet pipe of connecting the watering cistern, the outlet pipe of wetland cistern is equipped with out the water pump, the upper portion of wetland cistern is equipped with the overflow mouth, the overflow mouth of wetland cistern passes through water delivery passageway (for example, raceway, water delivery canal, water delivery groove etc.) and connects artificial reservoir.
The mode that the circulating return pipe is connected into the preposed landscape pool is that the circulating return pipe is connected with an inlet of a water spraying device of the preposed landscape pool, the mode that the circulating return pipe is connected into the water collecting adjusting pool is that the circulating return pipe is connected with a circulating water inlet of the water collecting adjusting pool, and the circulating water inlet of the water collecting adjusting pool is arranged at the upper part or the middle part of the water collecting adjusting pool.
The water distribution system of constructed wetland includes a plurality of water distributors that are used for to wetland plant bed water distribution, be equipped with a plurality of apopores on the water distributor, the water distributor is located wetland plant bed's top, and leaves one section interval between the wetland plant bed, wetland plant bed's main part is for planting the packing layer, and the bottom (the below of planting the packing layer) is equipped with the water collecting layer, the water collecting layer packing has large granule catchment filler (for example gravel or corresponding size's artificial packing etc.), is equipped with the collector pipe, it has the through-hole to distribute on the pipe wall of collector pipe, it filters the sand bed to set up between planting the packing layer and the water collecting layer, it passes through water cloth to filter to set up between sand bed and the water collecting layer, the exit end of constructed wetland's collector pipe extends.
The height of the wetland planting bed (the height of the top surface of the solid part of the wetland planting bed) of each plane area of the stepped drop-type artificial wetland is reduced from front to back, the water collecting layers at the bottom of each plane area are communicated into a whole, generally, the height of the water collecting layers of each plane area is the same, no clear boundary line exists after the water collecting layers are connected into a whole, a transverse partition wall is arranged between each plane area, the lower end of the transverse partition wall extends to the lowest height of the bottoms of the planting filler layers on the front side and the rear side of the transverse partition wall to separate the planting filler layers on the two sides, a surface gravel layer is arranged on the planting filler layer, the upper end of the transverse partition wall is higher than the height of the gravel layer positioned on the front side of the transverse partition wall, the upper part of the transverse partition wall is a perforated wall, a plurality of wall through holes are distributed on the perforated wall, the height of the lower edge of the perforated wall is the same as that of the bottom surface of the gravel layer positioned on the front side of the perforated wall, and the aperture of the wall through holes is smaller than the gravel particle size of the gravel layer.
The utility model has the advantages that: the rainwater collection and recycling treatment are realized, the rainwater can be changed into a water source which can be used for plant irrigation, the rainwater recycling is realized, the running water consumption of water using occasions such as greenhouses and the like is saved, the rainwater is not mixed with other water, the acidity of the rainwater is basically not changed, when the rainwater collecting device is used for irrigation water using occasions such as greenhouses or indoor greening and the like, the acidity of the rainwater can be effectively utilized, the soil alkalization and hardening caused by long-term running water irrigation are avoided, main facilities (a preposed landscape pool, an artificial wetland and an artificial reservoir) for water treatment can be simultaneously used for water landscape beautification, the environment is improved, other parts can utilize the existing corresponding facilities (for example, a water collecting channel) or be buried underground (for example, a water collecting adjusting pool and an irrigation reservoir), and therefore, the rainwater collecting device occupies less extra field. The rainwater can be effectively collected in a large range through the water collecting channel; the collected rainwater enters the preposed landscape pool after being precipitated for a short time by the water collecting and adjusting pool, so that the water entering the foreground landscape pool can keep clear and tasteless, and the visual requirement of landscape water is met; through the fountain and the drop water of the preposed landscape pool, the concentration of dissolved oxygen in water is effectively increased while the landscape effect is formed, favorable conditions are provided for subsequent treatment, the subsequent aerobic biochemical reaction and the growth of wetland plants are facilitated, and the air peculiar smell and the water turbidity caused by obvious anaerobic biochemical reaction in the wetland planting bed are avoided, so that the situation that the arrangement of the wetland planting bed near a greenhouse or other buildings is hindered due to bad perception and peculiar smell is avoided; the wetland can also adopt a stepped drop structure, so that the appearance is attractive, the reoxygenation of water in the wetland is further ensured, and the wetland is suitable for larger-scale wetlands; because the water of the artificial reservoir can be accessed into the preposed landscape pool and/or the water collecting adjusting pool through the circulating return pipe to be repeatedly circulated, the 'dead water' of the reservoir is changed into 'running water', the phenomenon of turbid and smelly water quality is avoided, and the intermittent or short-time property of a rainwater source is adapted, so that the whole system (comprising the preposed landscape pool and the wetland) can still run with water when not raining, and the stability of the system and the continuity of the landscape effect are maintained; the irrigation water storage tank is provided with two water outlet ways, one is a direct water outlet or water outlet pipeline (water outlet pipeline interface), water for irrigating the water storage tank is directly led out without other treatment through the direct water outlet or water outlet pipeline, the irrigation water storage tank is suitable for the requirement of common irrigation, the other is that the water outlet is connected into a filtering tank through the water outlet pipeline, the water outlet of the water storage tank is filtered through the filtering tank and then is connected into water using equipment, so that particles and partial colloidal substances in the water are eliminated, the irrigation water storage tank is suitable for water using equipment such as drip irrigation, spray irrigation and the like, and the blockage is favorably prevented.
Drawings
FIG. 1 is a schematic diagram of the system configuration of the present invention;
fig. 2 is a schematic view of the stepped drop type constructed wetland of the present invention.
Detailed Description
Referring to fig. 1 and fig. 2, sustainable needs such as maintain based on greenhouse plant view, the utility model discloses collect the mouth with roof rainwater and the peripheral rainwater of building through the rainwater, get into the collecting adjustment tank that the rainwater was collected through the grid prefilter, through simple the back of deposiing, the leading view pond of pump income is as fountain and drop, then get into ladder drop formula constructed wetland or the constructed wetland of other forms and carry out the wetland treatment, obtain the wetland that is adapted to the watering and go out water, according to actual need, partly enter into the irrigation cistern that sets up in the greenhouse underground in the wetland goes out water for the watering of greenhouse, unnecessary part overflows to the constructed reservoir. In order to ensure the water quality of the artificial reservoir, the water in the reservoir is circulated to the front end of the system to carry out wetland treatment.
The utility model discloses a system includes:
the water collecting channel 10 is used for collecting runoff rainwater and is arranged on a rainwater runoff ground, and the rainwater runoff ground is a field or a ground surface which can collect rainwater or has rainwater runoff;
the water collecting and adjusting tank 20 is used for receiving and accommodating rainwater from the water collecting channel, an inlet of the water collecting and adjusting tank is communicated with the water collecting channel, and a grid 21 for filtering larger objects is arranged at the inlet;
the preposed landscape pool 30 is used for reoxygenating water and forming water landscape, and the outlet water of the water collecting and adjusting pool is connected into the preposed landscape pool and is used as the inlet water of the preposed landscape pool;
the artificial wetland 40 is used for performing wetland purification treatment on water, and the effluent of the preposed landscape pool is connected into the artificial wetland and used as the inlet of the artificial wetland;
the wetland reservoir 50 is used for receiving and containing the effluent of the artificial wetland, and the effluent of the artificial wetland is connected into the wetland reservoir and used as the inlet water of the wetland reservoir;
an irrigation reservoir 70, a reservoir water source for irrigation water, into which the effluent (part of the effluent) from the wetland reservoir is fed for use as the influent for the irrigation reservoir;
and the artificial reservoir (large reservoir) 60 is used for circulating water storage of the system, the outlet water (part of the outlet water) of the wetland reservoir is connected into the artificial reservoir and is used as the inlet water of the artificial reservoir, the outlet water of the artificial reservoir is connected into the water collection regulating pool and/or the preposed landscape pool and is used as the inlet water (part of the inlet water) of the water collection regulating pool and/or the preposed landscape pool, and the water circulation of the system is realized.
The water collecting channel can be arranged according to the prior art, can be arranged beside a road or a building, can be arranged at the bottom of a slope surface, and can also be connected with the water outlet of a roof vertical rainwater drainage pipe. When the rainwater collecting device is matched with a greenhouse or indoor greening, the rainwater on the roof can be introduced into the water collecting channel by the corresponding rainwater drainage pipe, and the rainwater on the ground around the building and the rainwater on the road can be introduced into the water collecting channel by the slope design of the corresponding ground.
The catchment channel may be gutter-like or canal-like or trough-like, or other shape capable of collecting and directing the flow of rainwater.
The top of the water collecting ditch can be open, and can also be provided with a grid type cover plate, or a sealing cover plate is arranged in a partial area, or an underdrain with a pavement water inlet well mouth and the like can collect rainwater at will.
And the inlet of the water collecting adjusting tank is connected with the water collecting channel through a pipeline or is arranged on the side surface and/or the bottom of the water collecting channel.
When the water collecting device is arranged on the side surface and/or the bottom of the water collecting channel, the grating for filtering larger objects is arranged at the opening positioned on the side surface and/or the bottom of the water collecting channel, and the grating is used as a boundary of the water collecting channel and the water collecting adjusting tank.
The water collecting adjusting tank is arranged underground, and the designed water level of the water collecting adjusting tank is lower than the height of the bottom surface of the water collecting channel, so that water in the water collecting channel automatically flows into the water collecting adjusting tank in a gravity flow mode.
The water collecting adjusting tank is internally provided with a drainage pump 24, and a water inlet is positioned in the middle of the water collecting adjusting tank and used for pumping out water in the tank to form outlet water of the water collecting adjusting tank.
In this case, the outlet water of the catchment regulating reservoir is connected to the pre-landscape reservoir in such a way that the outlet pipe 26 of the drain pump of the catchment regulating reservoir is connected to the pre-landscape reservoir.
The water outlet power is formed by arranging the drainage pump in the water collecting adjusting tank, so that the water level height of the preposed landscape tank can be higher than that of the water collecting adjusting tank, or pressure water outlet is formed in the preposed landscape tank, for example, in a fountain form.
The top of the catchment equalizing basin is provided with a well cover (a cover plate of a top opening, which can be generally in a common well cover form and can also be in other forms) 29 exposed on the ground so as to facilitate maintenance or cleaning and the like.
The bottom of the water collecting and adjusting tank is preferably in a shape of an inverted cone (including an inverted frustum), which is large at the top and small at the bottom, and can be a pyramid or a cone and the like according to the structure of the main body part of the water collecting and adjusting tank, so that sediments are accumulated at the bottom of the tank to be convenient to clean.
Preferably, the bottom of the collecting and adjusting tank is provided with a sewage pump 25, when sludge at the bottom of the tank needs to be cleaned, usually, the sewage pump is started to pump, and an output pipeline of the sewage pump can be set according to specific conditions.
The front landscape pool is arranged at an outdoor (outside the building) place or an indoor (inside the building) place (such as an outdoor ground, a ground of a landscape place inside the building and the like), and is a ground landscape.
The front landscape pool is provided with a water spraying device 32 for forming a fountain 31, and an inlet of the water spraying device forms a water inlet of the front landscape pool. In this case, the output pipeline of the drainage pump of the water collecting and adjusting tank is connected into the preposed landscape tank in a way that the output pipeline of the drainage pump of the water collecting and adjusting tank is connected with the inlet of the water spraying device.
The preposed landscape pool adopts overflow water outlet and is provided with an overflow weir, the overflow weir of the preposed landscape pool is provided with or not provided with an edge 36 extending outwards, and the water outlet of the preposed landscape pool begins to fall after flowing through the edge of the overflow weir or the overflow weir to form water flow 39 with a water drop or waterfall effect.
The overflow weir can be circularly wound, can be only in a local area, or is in a straight line shape facing to a certain direction, and is determined according to actual conditions.
And the overflow water of the preposed landscape pool flows into the artificial wetland, so that the outlet water of the preposed landscape pool is connected into the artificial wetland.
The artificial wetland is provided with a water receiving tank 41 for receiving the overflow water of the preposed landscape pool, so that the overflow water of the preposed landscape pool just falls into the water receiving tank of the artificial wetland, and the overflow water of the preposed landscape pool flows into the artificial wetland.
The water inlet of the water distribution system 42 of the artificial wetland is connected with the water receiving tank, and water received by the water receiving tank is used as a water source of the artificial wetland.
The water distribution system of the artificial wetland comprises a plurality of water distribution pipes for distributing water to the wetland planting bed, a plurality of water outlet holes are formed in the water distribution pipes, and water in the pipes flows out through the water outlet holes and falls into the wetland planting bed below the water distribution pipes.
The water distribution pipes can be arranged transversely and/or longitudinally.
The water distribution pipes can be arranged transversely, the number of the water distribution pipes can be a plurality of, the water distribution pipes are parallel to each other, are positioned at different longitudinal positions, and are connected with the water receiving tank through the water distribution connecting pipes.
The water receiving tank, the water distribution pipe and the water distribution connecting pipe can be erected by arranging the bracket and the like, the water distribution pipe is positioned above the wetland planting bed and is spaced from the wetland planting bed by a section of distance, therefore, water flowing out of the water distribution pipe falls onto the wetland planting bed after passing through the section of distance and impacting the wetland planting bed, the contact between the water and the air is strengthened, and the increase of dissolved oxygen in the water is facilitated.
The wetland planting bed is of a multilayer structure and is arranged according to actual conditions.
For example, the main body part of the wetland planting bed is a planting packing layer 46, which can adopt various planting packings of the existing artificial wetland, can adopt a single packing and also adopt a plurality of packings arranged in layers, the bottom part is a water collecting layer, gravel or other large-particle water collecting packings are adopted, a water collecting pipe 48 is arranged in the water collecting layer, and through holes are distributed on the pipe wall of the water collecting pipe to allow water among the large-particle water collecting packings to enter the water collecting pipe through the through holes.
Can plant and set up between packing layer and the water-collecting layer and filter the sand bed, furtherly can also filter and set up the cloth that permeates water between sand bed and the water-collecting layer, from this through the filtering action who filters sand bed and the cloth that permeates water (if have), filter and hold back the particulate matter in the aquatic, plant matrix and organic matter, avoid planting the excessive loss of corresponding material in the packing layer, avoid the deposit to occupy the interval between the water-collecting layer granule or block up the collector pipe in the water-collecting layer.
The outlet end of the water collecting pipe of the artificial wetland extends to the wetland reservoir, so that the water entering the water collecting pipe can flow into the wetland reservoir from the outlet of the water collecting pipe, and the outlet water of the artificial wetland is connected into the wetland reservoir.
The design water level of the wetland reservoir can be lower than the height of the water collecting layer of the wetland planting bed of the artificial wetland, so that water in the water collecting pipe automatically flows into the wetland reservoir by means of gravity, a wetland water outlet pump can be arranged on the water outlet side of the water collecting pipe or the outlet of the water collecting pipe is connected with the inlet of the wetland water outlet pump in the wetland reservoir, the water in the water collecting pipe is pumped into the wetland reservoir by the wetland water outlet pump, and after the water in the water collecting layer of the artificial wetland is accumulated to a certain amount, the wetland water outlet pump is started to pump the water in the water collecting layer.
The wetland effluent pump may be a submersible pump located at the bottom of the wetland reservoir.
The wetland reservoirs may be generally connected to the artificial wetland in accordance with site conditions and the like, and may be different regions in the same structure, and therefore, the wetland reservoirs may be generally regarded as a part of the artificial wetland.
The wetland reservoir can be provided with a water outlet pipe 56 connected with the irrigation reservoir, the water outlet pipe of the wetland reservoir is provided with a water outlet pump 54, water in the wetland reservoir can be pumped into the irrigation reservoir through the water outlet pipe as required, and therefore the water (part of water) discharged from the wetland reservoir is connected into the irrigation reservoir.
The irrigation reservoir is typically provided with an outlet pipe.
The outlet pipe of watering cistern is preferred to be divided into two the tunnel, inserts all the way and crosses filter tank 78, it is equipped with the outlet conduit interface to cross the filter tank for connect the watering equipment that needs to filter, and another sets up the outlet conduit interface, is used for the conduit or watering pipe of lug connection watering equipment.
The outlet pipe of the watering reservoir is provided with a water outlet pump 74.
The upper part of the wetland reservoir is provided with an overflow port, and the overflow port of the artificial wetland is connected with an artificial reservoir (a large reservoir) through a water conveying pipeline or a water conveying groove 57, so that the water outlet (partial water outlet) of the wetland reservoir is connected into the artificial reservoir. When the water level in the wetland reservoir reaches or exceeds the height of the overflow port, water can automatically flow into the artificial reservoir without manual control.
The artificial reservoir is provided with a circulation return pipe 68 which is connected into the preposed landscape pool and/or the water collecting and regulating pool, and the circulation return pipe is provided with a return pump 64, so that the outlet water of the artificial reservoir is connected into the water collecting and regulating pool and/or the preposed landscape pool.
The backflow pump can adopt a submersible pump positioned in an artificial reservoir, and can be started as required to send water in the artificial reservoir back to the preposed landscape pool and/or the water collection regulating pool, so that water circulation of the system is realized, continuous operation of the system is maintained, meanwhile, dead water in the reservoir is changed into running water, and good water quality state is maintained through circulation purification treatment of the preposed landscape pool and the artificial wetland.
The mode that the circulating return pipe is connected into the preposed landscape pool is preferably that the circulating return pipe is connected with the inlet of the water spraying device of the preposed landscape pool to form a fountain.
The mode that the circulation return pipe is connected into the water collecting adjusting tank can be a circulation water inlet connected with the water collecting adjusting tank, and the circulation water inlet of the water collecting adjusting tank is preferably arranged at the upper part or the middle part of the water collecting adjusting tank so as to avoid stirring sediment deposited at the bottom of the water collecting adjusting tank.
The capacity of artificial reservoirs is often large to maintain the operation of the system in various situations.
The artificial wetland is a planar wetland or a stepped drop-type artificial wetland, the surface of the stepped drop-type artificial wetland is in a step shape and is divided into a plurality of plane areas along the longitudinal direction, the height of a wetland planting bed of each plane area is sequentially reduced from front to back (in the longitudinal direction, the upstream is front, and the downstream is back), water collecting layers of each plane area are communicated with each other into a whole, a transverse partition wall 47 is arranged between each plane area, the lower end of the transverse partition wall extends to the upper surface of the water collecting layer, planting packing layers on two sides are separated but not separated into an integrated water collecting layer, a surface gravel layer 44 is arranged on the planting packing layers, the upper end of the transverse partition wall is higher than the height of a gravel layer on the front side, a perforated wall is arranged on the upper part of the transverse partition wall, a plurality of wall through holes 45 are distributed on the perforated wall, the lower edge of the perforated wall is as high as the bottom surface of the gravel layer on, the aperture of the through-wall through holes is smaller than the gravel particle size of the gravel layer, therefore, water in the gravel layer on the front side of the through-wall through holes can smoothly flow through the through-wall through holes and enter the next plane area, the resistance on each path can be reasonably distributed through the aperture and the size setting (such as the number and the aperture of the through-wall through holes) of each part, so that the water entering a certain plane area flows to the next plane area through the through-wall through holes in a certain proportion, and the water flows into the water collecting layer through the planting filler layer in the area and finally flows out through the water collecting pipe.
The rear wall surface of the transverse partition wall is provided with a transverse overflow groove 49 or a transverse water dropping plate, or the transverse overflow groove and the transverse water dropping plate are not arranged, the notch of the overflow groove is upward and is positioned below the perforated wall, and the water dropping plate is a plane plate and is positioned below the perforated wall. When the overflow groove is arranged, water flowing out of the through-wall through hole falls into the corresponding overflow groove, and then overflows through the overflow groove to form waterfall-shaped water flow which falls into the next plane area. Meanwhile, a drop landscape is formed.
For the last plane area, the rear side of the last plane area can be provided with the wetland reservoir, the wetland reservoir is separated from the wetland reservoir by arranging the corresponding transverse partition wall, the transverse partition wall between the last plane area and the humidity reservoir can adopt the same form as other transverse partition walls, water flowing out from the through-wall through hole directly enters the wetland reservoir, and the dissolved oxygen content of the water in the wetland reservoir is increased while the landscape style of drop is maintained.
The term "to connect the water outlet of one device to another device" in this specification means that the water outlet of the device can enter the other device through any connection mode or structure such as a pipe, overflow, drop, canal, etc., without excluding other water outlet modes of the device or other water inlet modes of the other device, the term water outlet may be the whole water outlet of the device or a part of the water outlet of the device, and the term water inlet may be the whole water inlet of the other device or a part of the water inlet of the other device.
The preferred and optional technical means disclosed in the present invention can be combined arbitrarily to form a plurality of different technical solutions, except for the specific description and the further limitation that one preferred or optional technical means is another technical means.
Claims (10)
1. A rainwater collection and treatment system suitable for landscape greenhouses and indoor greening water sources, characterized by comprising:
the water collecting channel is arranged on the rainwater runoff ground;
the inlet of the water collecting adjusting tank is communicated with the water collecting channel, a grid for filtering larger objects is arranged at the inlet, the water collecting adjusting tank is arranged underground, and the designed water level of the water collecting adjusting tank is lower than the bottom height of the water collecting channel;
the effluent of the water collecting and adjusting tank is connected into the preposed landscape tank;
the water outlet of the preposed landscape pool is connected into the artificial wetland, the artificial wetland is a planar artificial wetland or a stepped drop-type artificial wetland, the stepped drop-type artificial wetland is in a step shape and is formed by a plurality of planar areas which are distributed in the step shape, and a drop structure for supplying water to a rear planar area is arranged in a front planar area in adjacent planar areas;
the effluent of the artificial wetland is connected to the wetland reservoir;
the water outlet of the wetland reservoir is connected into the irrigation reservoir, the irrigation reservoir is provided with a water outlet pipe, the water outlet pipe of the irrigation reservoir is divided into two paths, one path is directly provided with a water outlet pipeline interface, the other path is connected into a filter tank, and the filter tank is provided with a water outlet pipeline interface;
the water outlet of the wetland reservoir is connected into the artificial reservoir, the artificial reservoir is provided with a circulation return pipe, and the circulation return pipe is connected into the water collection regulating tank and/or the preposed landscape pool.
2. A rainwater collection and treatment system according to claim 1 wherein the inlet of said catchment conditioning tank is located at the side and/or bottom of the catchment channel.
3. The rainwater collection and treatment system of claim 2 wherein a drain pump is provided in said collection conditioning tank, and an outlet of said drain pump is connected to said pre-landscaping tank.
4. A rainwater collection and treatment system according to claim 3 wherein the bottom of said catchment holding tank is in the form of an inverted cone with a large top and a small bottom and a sewage pump is provided.
5. The rainwater collection and treatment system according to claim 4, wherein said pre-landscaping pond is provided at an outdoor site or an indoor site, a water spraying device for forming a fountain is provided, and an output pipe of a drain pump of said water collection regulating pond is connected to an inlet of said water spraying device.
6. The rainwater collection and treatment system according to claim 5, wherein the pre-landscape pool is provided with an overflow weir for the effluent to flow into the artificial wetland, the overflow weir of the pre-landscape pool is provided with or is not provided with an edge extending outwards, the artificial wetland is used for receiving a water receiving tank for the overflow effluent of the pre-landscape pool, and a water inlet of the water distribution system of the artificial wetland is connected with the water receiving tank.
7. The rainwater collection and treatment system according to claim 1, wherein the wetland reservoir is provided with a water outlet pipe connected with a watering reservoir, the water outlet pipe of the wetland reservoir is provided with a water outlet pump, the upper part of the wetland reservoir is provided with an overflow port, and the overflow port of the wetland reservoir is connected with the artificial reservoir through a water conveying channel.
8. The rainwater collection and treatment system according to claim 1, wherein the return pipe is connected to the pre-landscape pool by connecting to an inlet of a water spraying device of the pre-landscape pool, and the return pipe is connected to the water collecting and adjusting pool by connecting to a circulating water inlet of the water collecting and adjusting pool, and the circulating water inlet of the water collecting and adjusting pool is arranged at the upper part or the middle part of the water collecting and adjusting pool.
9. The rainwater collecting and processing system according to any one of claims 1 to 8, wherein the water distribution system of the artificial wetland comprises a plurality of water distribution pipes for distributing water to the wetland planting bed, the water distribution pipes are provided with a plurality of water outlet holes, the water distribution pipes are positioned above the wetland planting bed and are spaced from the wetland planting bed, the main part of the wetland planting bed is a planting packing layer, the bottom of the planting bed is provided with a water collection layer, the water collection layer is filled with large-particle water collection packing and is provided with water collection pipes, through holes are distributed on the pipe walls of the water collection pipes, a sand filtration layer is arranged between the planting packing layer and the water collection layer, water permeable cloth is arranged between the sand filtration layer and the water collection layer, and the outlet ends of the water collection pipes of the artificial wetland extend to the wetland reservoir.
10. The rainwater collection and treatment system according to claim 9, wherein the height of the wetland planting beds of the planar areas of the stepped drop-type artificial wetland is sequentially reduced from front to back, the water collection layers at the bottoms of the planar areas are communicated with each other into a whole, a transverse partition wall is arranged between the planar areas, the lower end of the transverse partition wall extends to the lowest height of the bottoms of the planting packing layers at the front and back sides of the transverse partition wall to separate the planting packing layers at the two sides, a surface gravel layer is arranged on the planting packing layers, the upper end of the transverse partition wall is higher than the height of the gravel layer at the front side of the transverse partition wall, a perforated wall is arranged at the upper part of the transverse partition wall, a plurality of through-wall through holes are distributed on the perforated wall, the lower edge of the perforated wall is as high as the bottom surface of the gravel layer at the front side of the perforated wall, and the aperture of the through.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921685114.9U CN210620554U (en) | 2019-10-10 | 2019-10-10 | Rainwater collecting and processing system suitable for landscape greenhouse and indoor greening water source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921685114.9U CN210620554U (en) | 2019-10-10 | 2019-10-10 | Rainwater collecting and processing system suitable for landscape greenhouse and indoor greening water source |
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| CN210620554U true CN210620554U (en) | 2020-05-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726788A (en) * | 2020-12-24 | 2021-04-30 | 徐雪玲 | Municipal afforestation engineering view water circulating system |
| CN114960912A (en) * | 2022-05-18 | 2022-08-30 | 刘宇蒙 | Intermittent flowing landscape water system |
-
2019
- 2019-10-10 CN CN201921685114.9U patent/CN210620554U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726788A (en) * | 2020-12-24 | 2021-04-30 | 徐雪玲 | Municipal afforestation engineering view water circulating system |
| CN114960912A (en) * | 2022-05-18 | 2022-08-30 | 刘宇蒙 | Intermittent flowing landscape water system |
| CN114960912B (en) * | 2022-05-18 | 2023-10-24 | 刘宇蒙 | Intermittent flowing landscape water system |
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