CN115094974B - A rainwater collection device for among scenery gardens - Google Patents
A rainwater collection device for among scenery gardens Download PDFInfo
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- CN115094974B CN115094974B CN202210866379.9A CN202210866379A CN115094974B CN 115094974 B CN115094974 B CN 115094974B CN 202210866379 A CN202210866379 A CN 202210866379A CN 115094974 B CN115094974 B CN 115094974B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 238000001914 filtration Methods 0.000 claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 239000002245 particle Substances 0.000 claims abstract description 26
- 239000007787 solid Substances 0.000 claims abstract description 14
- 239000013049 sediment Substances 0.000 claims abstract description 8
- 238000003860 storage Methods 0.000 claims abstract description 8
- 239000002352 surface water Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 239000004576 sand Substances 0.000 claims description 43
- 239000004575 stone Substances 0.000 claims description 42
- 238000005189 flocculation Methods 0.000 claims description 28
- 230000016615 flocculation Effects 0.000 claims description 28
- 239000002994 raw material Substances 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 4
- 244000060011 Cocos nucifera Species 0.000 claims description 4
- 238000004062 sedimentation Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000003306 harvesting Methods 0.000 claims description 2
- 239000011449 brick Substances 0.000 abstract description 2
- 239000003673 groundwater Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 239000002699 waste material Substances 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
-
- 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
- E03B3/04—Methods or installations for obtaining or collecting drinking water or tap water from surface water
-
- 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
- E03B3/06—Methods or installations for obtaining or collecting drinking water or tap water from underground
-
- 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
- E03B3/40—Other devices for confining, e.g. trenches, drainage
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/078—Combined units with different devices; Arrangement of different devices with respect to each other
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/08—Arrangement of draining devices, e.g. manual shut-off valves
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/09—Component parts or accessories
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B2011/005—Tanks with two or more separate compartments divided by, e.g. a flexible membrane
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a rainwater collecting device for landscape gardens, which comprises a rainwater collecting unit, wherein the rainwater collecting unit is arranged at the eave of an archaized building in the landscape gardens in many ways, so that rainwater is conveniently collected, a surface water collecting unit is paved on a brick road of the landscape gardens, the surface water collecting unit forms a pipeline for transporting the rainwater below a road surface, the rainwater on the road surface enters the inside of a floor tile along a first water inlet pipe, the connected floor tiles are connected through a water transporting pipe to form a pipeline for transporting the rainwater, and the rainwater enters a reservoir along the pipeline. The solid-liquid separation unit filters the collected rainwater, so that the sediment and the water are separated, the rainwater enters the filter tank for filtering, a filter mechanism is arranged in the filter tank, solid particles are filled in the filter mechanism for filtering, the filter tank is connected with a water storage tank through a water outlet pipe, and the rainwater finally enters the water storage tank for standby.
Description
Technical Field
The invention belongs to the technical field of landscaping, and relates to a rainwater collecting device for landscape gardens.
Background
The rainwater collecting system refers to the whole rainwater collecting process, and can be used for collecting rainwater through a rainwater collecting pipeline, discarding and intercepting the sewage, storing the rainwater in a rainwater collecting tank, filtering, sterilizing, purifying and recycling, and collecting the rainwater for irrigation of crops, supplementing groundwater, and also for non-domestic water such as landscape environment, greening, water for a car washing station, road flushing and cooling water supplement, toilet flushing and the like. Can save water resources.
The gardens are built with underground water sources such as ponds, artificial lakes and the like, rainwater can carry a large amount of solid pollutants to enter the underground water sources when encountering rain, and the pollutants are enriched in the artificial underground water sources, so that the water quality is not cleaned for a long time and becomes dirty, the conventional treatment operation room is used for manually salvaging garbage and sediment in water, the manual cleaning mode is time-consuming and labor-consuming, and the collected rainwater can not be directly discharged into the artificial lake underground water sources, so that the rainwater is required to be purified after being collected by the rainwater collecting device, and the device for collecting, filtering and recycling the rainwater in the landscape gardens is solved.
Disclosure of Invention
The invention aims to provide a rainwater collecting device for landscape architecture, which solves the problems in the background technology.
The technical scheme adopted by the invention is that the rainwater collecting device for landscape gardens comprises:
The rainwater collecting unit comprises a trumpet-shaped water collecting cover, the bottom end of the water collecting cover is connected with a rainwater inlet pipe, and a filter cover is arranged in the water collecting cover;
The surface water collecting unit comprises ground tiles, wherein a first water inlet pipe is vertically arranged on the ground tiles, a wedge-shaped water collecting tank is arranged on the surface of the ground tiles, the top end of the first water inlet pipe is communicated with the water collecting tank on the surface of the ground tiles, a water conveying pipe is obliquely arranged on the ground tiles along the horizontal direction and is communicated with the bottom end of the first water inlet pipe, an outlet end of the water conveying pipe is connected with a reservoir, an opening of the reservoir is provided with a cover, and a water inlet hole is formed in the surface of the cover;
The solid-liquid separation unit comprises a flocculation tank, wherein a water reservoir is communicated with the flocculation tank through a pipeline, an electromagnetic valve is arranged on the pipeline, a dosing pipe is arranged in the flocculation tank, a stirring mechanism is arranged in the flocculation tank, the flocculation tank is connected with a filter tank through a flocculation pipe, the electromagnetic valve is arranged on the flocculation pipe, a filtering mechanism is arranged in the filter tank, solid particles are filled in the filtering mechanism and used for filtering, the filter tank is connected with a water storage tank through a water outlet pipe, and a water pump is arranged on the water outlet pipe.
The invention is also characterized in that:
Still including groundwater collecting element, groundwater collecting element is including the second inlet tube, is provided with the water pump on the second inlet tube, and the inside grit separating mechanism that is provided with of second inlet tube.
The baffle divide into upper and lower two-layer with the second inlet tube, and the upper strata is the silt pipeline, and the lower floor is the stone pipeline, and the entrance point of silt pipeline is provided with the filter screen, and the aperture of filter screen is greater than silt particle diameter and is less than the particle diameter of stone.
The filter tank is connected with crushing mechanism above it, and crushing mechanism is including the shell, and the shell is inside to be provided with a plurality of broken roller mechanisms of group, and a plurality of broken roller mechanisms of group set gradually from the top down along vertical direction, and broken roller mechanism is broken stone that gets into the shell and is obtained filter sand, and the bottom of shell is provided with the conveying pipe, and the filter sand stone is got into filtering mechanism to the conveying pipe conveying.
The crushing roller mechanism comprises two symmetrical crushing rollers, the crushing rollers are rotationally connected to the inner wall of the shell, motor driving is arranged on the side wall of each crushing roller, two baffles are arranged below each crushing roller and rotationally connected to the inner wall of the shell, motor driving is arranged on the side wall of each baffle, the two baffles are located between the crushing rollers of two adjacent crushing roller mechanisms, and the crushing roller tooth size of each crushing roller from top to bottom is gradually reduced.
The filtering mechanism comprises a box body, a plurality of filtering tanks are arranged in the box body, a branch pipe is arranged at the top end of each filtering tank and is communicated with a feeding pipe, an electromagnetic valve is arranged on each branch pipe, solid particles are filled in the filtering tanks, each solid particle comprises coconut shell activated carbon and filtering sand, and a flocculation pipe sequentially penetrates through the plurality of filtering tanks and then is connected into a sedimentation tank.
The outlet end of the stone pipeline is sealed, a raw material pipe extends from the outlet end of the stone pipeline and is communicated with the stone pipeline, the outlet end of the raw material pipe is connected with the shell, and the outlet end of the raw material pipe is aligned with the crushing roller mechanism.
The control end is electrically connected with the electromagnetic valve and the motor, stones enter the crushing mechanism, the crushing roller mechanism is controlled by the control end to crush the stones to obtain filter sand, the sand with different particle sizes is screened by the baffle, the electromagnetic valve is opened by the control end, and the filter sand enters the corresponding filter tank.
The beneficial effects of the invention are as follows:
1. in gardens, underground water sources such as ponds, artificial lakes and the like are built, a large amount of solid pollutants are carried by rainwater in rainy days to enter the underground water sources, and the pollutants are enriched in the artificial underground water sources, so that the water quality is not cleaned for a long time and becomes dirty, and the underground water can be collected, stored and utilized in cooperation with the existing rainwater collecting device.
2. The core of the invention is that in the process of extracting groundwater, the stones with large particles are separated from silt, the stones are collected and utilized and crushed into filtering sand, and the collected rainwater and groundwater are filtered step by utilizing the filtering sand, so that the stones which are not used originally are changed into valuable things.
3. The invention realizes the purpose of changing waste into valuable by virtue of the filtering mechanism and the crushing mechanism, the crushing mechanism crushes stones into filtering sand with different specifications, the filtering mechanism stores the filtering sand with different particle diameters, the filtering tank forms a step-by-step filtering process from coarse to fine, and the whole filtering process is purely natural and pollution-free and has popularization value.
Drawings
FIG. 1 is a schematic view of the connection of a rainwater harvesting apparatus for use in landscape architecture according to the present invention;
FIG. 2 is a schematic structural view of a rainwater collecting unit and a surface water collecting unit of a rainwater collecting apparatus for use in landscape architecture according to the present invention;
FIG. 3 is a schematic view showing the structure of a solid-liquid separation unit of a rainwater collecting apparatus for use in landscape architecture according to the present invention;
FIG. 4 is a schematic view showing the construction of a groundwater collecting unit for a rainwater collecting device in landscape architecture according to the present invention;
FIG. 5 is a schematic structural view of a crushing mechanism of a rainwater collecting apparatus for use in landscape architecture according to the present invention;
In the figure, 1 part of rainwater collecting unit, 1 part of water collecting cover, 1 part of 2 parts of rainwater inlet pipe, 1 part of filtering cover, 2 parts of surface water collecting unit, 2 parts of floor tile, 2 parts of first inlet pipe, 2 parts of water collecting tank, 2 parts of water conveying pipe, 2 parts of water storage tank, 2 parts of cover, 2 parts of 7 parts of water inlet hole, 3 parts of solid-liquid separating unit, 3 parts of flocculation tank, 3 parts of medicine adding pipe, 3 parts of flocculation pipe, 3 parts of filtering tank, 3 parts of 5 parts of water outlet pipe, 3 parts of water storage tank and 4 parts of underground water collecting unit, 4-1 parts of a second water inlet pipe, 4-2 parts of a water pump, 4-3 parts of a sand and stone separation mechanism, 4-3-1 parts of a partition plate, 4-3-2 parts of a sediment pipeline, 4-3-3 parts of a stone pipeline, 4-3-4 parts of a filter screen, 4-3-5 parts of a raw material pipe, 5 parts of a crushing mechanism, 5-1 parts of a shell, 5-2 parts of a crushing roller mechanism, 5-3 parts of a material conveying pipe, 5-2-1 parts of a crushing roller, 5-2-2 parts of a baffle plate, 5-2-3 parts of a motor, 6 parts of a filtering mechanism, 6-1 parts of a box body, 6-2 parts of a filtering tank, 6-3 parts of a branch pipe, 6-4 parts of an electromagnetic valve and 7 parts of a control end.
Detailed Description
The invention will be described in detail below with reference to the drawings and the detailed description.
Examples
The invention relates to a rainwater collecting device for landscape architecture, which is shown in figures 1 and 2, and comprises a rainwater collecting unit 1, wherein the rainwater collecting unit 1 is arranged at the eave of an archaized building in the landscape architecture, so that rainwater is conveniently collected, the rainwater collecting device comprises a horn-shaped water collecting cover 1-1, the bottom end of the water collecting cover 1-1 is connected with a rainwater inlet pipe 1-2, a filter cover 1-3 is arranged in the water collecting cover 1-1, the filter cover 1-3 filters sundries such as leaves, and the like, a reservoir 2-5 is connected into the outlet end of the rainwater inlet pipe 1-2, and the rainwater collecting unit 1 directly collects the rainwater into the reservoir 2-5.
The surface water collecting unit 2 is paved on a brick road of a landscape garden and comprises a ground tile 2-1, a first water inlet pipe 2-2 is vertically arranged on the ground tile 2-1, a wedge-shaped water collecting tank 2-3 is arranged on the surface of the ground tile 2-1, the top end of the first water inlet pipe 2-2 is directly connected with the water collecting tank 2-3 on the surface of the ground tile 2-1, a water conveying pipe 2-4 is obliquely arranged on the ground tile 2-1 along the horizontal direction, the water conveying pipe 2-4 is communicated with the bottom end of the first water inlet pipe 2-2, a reservoir 2-5 is connected to the outlet end of the water conveying pipe 2-4, a cover 2-6 is arranged on the opening of the reservoir 2-5, a water inlet hole 2-7 is formed in the surface of the cover 2-6, rainwater on the surface of the surface water collecting unit 2 forms a pipeline for rainwater transportation under a road surface, the rainwater on the road surface enters the ground tile 2-1 along the first water inlet pipe 2-2, the connected ground tile 2-1 forms a rainwater transportation pipeline through the water conveying pipe 2-4, and the rainwater enters the reservoir 2-5 along the pipeline.
As shown in FIG. 3, the solid-liquid separation unit 3 filters the collected rainwater to separate the sediment and the water, the solid-liquid separation unit comprises a flocculation tank 3-1, a reservoir 2-5 is communicated with the flocculation tank 3-1 through a pipeline, an electromagnetic valve and a water pump are arranged on the pipeline, a control end 7 controls the electromagnetic valve and the water pump, the reservoir 2-5 is opened to allow the rainwater in the reservoir 2-5 to enter the flocculation tank 3-1, a dosing pipe 3-2 is arranged in the flocculation tank 3-1, a flocculating agent is added from the dosing pipe 3-2 into the flocculation tank 3-1, a stirring mechanism is arranged in the flocculation tank 3-1 to accelerate the flocculation rate, the flocculation tank 3-1 is connected with the filtering tank 3-4 through the flocculation pipe 3-3, an electromagnetic valve is arranged on the flocculation pipe 3-3, the control end is opened, the rainwater enters the filtering tank 3-4 to be filtered, a filtering mechanism is arranged in the filtering mechanism, solid particles are filled in the filtering mechanism to be used for filtering, the filtering tank 3-4 is connected with a water storage tank 3-6 through a water outlet pipe 3-5, and finally the rainwater enters the water storage tank 3-6 for standby, and a water outlet pipe is arranged on the water outlet pipe 3-5.
Examples
In gardens, underground water such as ponds, artificial lakes and the like is built, a large amount of solid pollutants can be carried by rainwater in rainy days to enter the underground water sources, and meanwhile, the underground water is collected and utilized while being clean.
The rainwater collecting device is added with a groundwater collecting unit 4, as shown in fig. 4, the groundwater collecting unit 4 comprises a second water inlet pipe 4-1, and an inlet end of the second water inlet pipe 4-1 is arranged at an artificial groundwater source.
The second water inlet pipe 4-1 is provided with a water pump 4-2, and the second water inlet pipe 4-1 is internally provided with a sand and stone separating mechanism 4-3.
The sand and stone separating mechanism 4-3 comprises a separating plate 4-3-1, wherein the separating plate 4-3-1 is longitudinally arranged in the second water inlet pipe 4-1, the separating plate 4-1 divides the second water inlet pipe 4-1 into an upper layer and a lower layer, the upper layer is a sand pipeline 4-3-2, the lower layer is a stone pipeline 4-3-3, a filter screen 4-3-4 is arranged at the inlet end of the sand pipeline 4-1-2, and the aperture of the filter screen 4-3-4 is larger than the particle size of the sand and smaller than the particle size of the stone. In the process of extracting the underground water, the stones with large particles are separated from the sediment, and the stones are collected and utilized and crushed into filter sand.
The filter tank 3-4 is connected with a crushing mechanism 5 above the filter tank, the crushing mechanism 5 comprises a shell 5-1, in the embodiment, three groups of crushing roller mechanisms 5-2 are arranged inside the shell 5-1, the three groups of crushing roller mechanisms 5-2 are sequentially arranged from top to bottom along the vertical direction, the crushing roller mechanisms 5-2 crush stones entering the shell 5-1 to obtain filter sand, a feeding pipe 5-3 is arranged at the bottom of the shell 5-1, and the feeding pipe 5-3 conveys the filter sand into the filter mechanism. The outlet end of the stone pipeline 4-3-3 is sealed, a raw material pipe 4-3-5 extends from the outlet end of the stone pipeline 4-3-3, the raw material pipe 4-3-5 is communicated with the stone pipeline 4-3-3, the outlet end of the raw material pipe 4-3-5 is connected with the shell 5-1, and the outlet end of the raw material pipe 4-3-5 is opposite to the crushing roller mechanism 5-2.
Specifically, as shown in FIG. 5, a set of crushing roller mechanisms 5-2 includes two symmetrical crushing rollers 5-2-1,
The crushing roller 5-2-1 is rotationally connected to the inner wall of the shell 5-1, a motor is arranged on the side wall of the crushing roller 5-2-1, two baffles 5-2-2 are arranged below the crushing roller 5-2-1, the baffles 5-2-2 are rotationally connected to the inner wall of the shell 5-1, the motor 5-2-3 is arranged on the side wall of the baffles 5-2-2, the two baffles 5-2-2 are positioned between the crushing rollers of two adjacent groups of crushing roller mechanisms 5-2, the crushing roller gear of the crushing roller 5-2-1 from top to bottom is gradually reduced, and the particle size of the filter sand obtained by crushing the crushing roller 5-2-1 is also reduced.
The filtering mechanism 6 comprises a box body 6-1, three filtering tanks 6-2 are arranged in the box body 6-1, the number of the filtering tanks 6-2 is the same as that of the crushing roller mechanisms 5-2, filtering sand produced by crushing one group of crushing roller mechanisms 5-2 enters the filtering tanks 6-2, filtering with different particle sizes is split into the corresponding filtering tanks 6-2, the diameter of the filtering sand crushed by the first group of crushing rollers 5-2-1 is the largest, the diameter of the filtering sand crushed by the second group of crushing rollers 5-2-1 is the same as that of the corresponding filtering tanks 6-2, the third group of crushing rollers 5-2-1 is the smallest,
The top of each filter tank 6-2 is provided with a branch pipe 6-3 communicated with a feed pipe 5-3, the branch pipe 6-3 is provided with an electromagnetic valve 6-4, the filter tanks 6-2 are filled with solid particles, the solid particles comprise coconut shell activated carbon and filter sand, the filter tanks 6-2 are filled with the filter sand, gaps among the filter sand are filled with the coconut shell activated carbon, the flocculation pipe 3-3 sequentially passes through three filter tanks and then is connected with a sedimentation tank 3-4, rainwater sequentially passes through the three filter tanks for three-stage filtration, and fine silt and flocculate in water are isolated.
The whole rainwater collecting device is controlled by a control end 7, the control end 7 is electrically connected with an electromagnetic valve 6-4 and a motor 5-2-3, stones enter a crushing mechanism 5, the control end 7 controls a crushing roller mechanism 5-2 to crush the stones to obtain the stones, when the baffle 5-2-2 is inverted V-shaped, the upper crushing roller 5-2-1 crushes the produced filtering sand, the lower crushing roller 5-2-1 is prevented from falling to the bottom of a shell 5-1 along the baffle from two sides to enter a feeding pipe 5-3, when the baffle 5-2-2 is V-shaped, an opening is reserved at the lower end of the baffle, the upper crushing roller 5-2-1 crushes the produced filtering sand from the opening to enter the lower crushing roller 5-2-1 to perform a new round of crushing, and the filtering sand with smaller particle size is obtained. Each time the filter sand is produced, the control end 7 opens the electromagnetic valve 6-4, and the filter sand enters the corresponding filter tank 6-2.
The invention relates to a rainwater collecting device for landscape architecture, which has the advantages that:
In gardens, underground water sources such as ponds, artificial lakes and the like are built, a large amount of solid pollutants are carried by rainwater in rainy days to enter the underground water sources, and the pollutants are enriched in the artificial underground water sources, so that the water quality is not cleaned for a long time and becomes dirty, and the underground water can be collected, stored and utilized in cooperation with the existing rainwater collecting device. The core of the invention is that in the process of extracting groundwater, the stones with large particles are separated from silt, the stones are collected and utilized and crushed into filtering sand, the collected rainwater and groundwater are filtered step by utilizing the filtering sand, so that the waste of the stones which are not used originally is changed into valuable, the waste is changed into valuable, the filtering mechanism and the crushing mechanism are relied on to crush the stones into filtering sand with different specifications, the filtering mechanism stores the filtering sand with different particle sizes, the filtering tank is formed into a step-by-step filtering process with coarse to fine particle sizes, and the whole filtering process is purely natural and pollution-free and has popularization value.
Claims (4)
1. A rainwater harvesting apparatus for use in landscape architecture, comprising:
the rainwater collecting unit (1) comprises a horn-shaped water collecting cover (1-1), the bottom end of the water collecting cover (1-1) is connected with a rainwater inlet pipe (1-2), and a filtering cover (1-3) is arranged in the water collecting cover (1-1);
The surface water collecting unit (2) comprises a ground tile (2-1), a first water inlet pipe (2-2) is vertically arranged on the ground tile (2-1), a wedge-shaped water collecting tank (2-3) is arranged on the surface of the ground tile (2-1), the top end of the first water inlet pipe (2-2) is directly connected with the water collecting tank (2-3) on the surface of the ground tile (2-1), a water conveying pipe (2-4) is obliquely arranged on the ground tile (2-1) along the horizontal direction, the water conveying pipe (2-4) is communicated with the bottom end of the first water inlet pipe (2-2), a reservoir (2-5) is connected to the outlet end of the water conveying pipe (2-4), a cover (2-6) is arranged on the opening of the reservoir (2-5), and a water inlet hole (2-7) is formed in the surface of the cover (2-6).
The solid-liquid separation unit (3) comprises a flocculation tank (3-1), a water reservoir (2-5) is communicated with the flocculation tank (3-1) through a pipeline, the flocculation tank (3-1) is provided with a dosing pipe (3-2), a stirring mechanism is arranged inside the flocculation tank (3-1), the flocculation tank (3-1) is connected with a filtering tank (3-4) through the flocculation pipe (3-3), a filtering mechanism (6) is arranged in the filtering tank (3-4), and solid particles are filled in the filtering mechanism (6) for filtering, and the filtering tank (3-4) is connected with a water storage tank (3-6) through a water outlet pipe (3-5);
The underground water collecting device is characterized by further comprising an underground water collecting unit (4), wherein the underground water collecting unit (4) comprises a second water inlet pipe (4-1), a water pump (4-2) is arranged on the second water inlet pipe (4-1), and a sand and stone separating mechanism (4-3) is arranged inside the second water inlet pipe (4-1);
the sand and stone separating mechanism (4-3) comprises a separating plate (4-3-1), the separating plate (4-3-1) is longitudinally arranged in the second water inlet pipe (4-1), the separating plate (4-1-1) divides the second water inlet pipe (4-1) into an upper layer and a lower layer, the upper layer is a sediment pipeline (4-3-2), the lower layer is a stone pipeline (4-3-3), a filter screen (4-3-4) is arranged at the inlet end of the sediment pipeline (4-1-2), and the aperture of the filter screen (4-3-4) is larger than the particle size of sediment and smaller than the particle size of stones;
The filter tank (3-4) is connected with a crushing mechanism (5) above the filter tank, the crushing mechanism (5) comprises a shell (5-1), a plurality of groups of crushing roller mechanisms (5-2) are arranged inside the shell (5-1), the crushing roller mechanisms (5-2) are sequentially arranged from top to bottom in the vertical direction, the crushing roller mechanisms (5-2) crush stones entering the shell (5-1) to obtain filtering sand, a feeding pipe (5-3) is arranged at the bottom of the shell (5-1), and the feeding pipe (5-3) is used for conveying filtering sand into the filtering mechanism (6);
The crushing roller mechanism (5-2) comprises two symmetrical crushing rollers (5-2-1), the crushing rollers (5-2-1) are rotationally connected to the inner wall of the shell (5-1), two baffles (5-2-2) are arranged below the crushing rollers (5-2-1), the baffles (5-2-2) are rotationally connected to the inner wall of the shell (5-1), a motor (5-2-3) is arranged on the side wall of each baffle (5-2-2) to drive the corresponding baffle, the two baffles (5-2-2) are located between the crushing rollers of the two adjacent crushing roller mechanisms (5-2), and the crushing roller tooth sizes of the crushing rollers (5-2-1) from top to bottom are gradually reduced.
2. The rainwater collecting device for landscape gardens according to claim 1, wherein the filtering mechanism (6) comprises a box body (6-1), a plurality of filtering tanks (6-2) are arranged in the box body (6-1), a branch pipe (6-3) is arranged at the top end of each filtering tank (6-2) and communicated with a conveying pipe (5-3), an electromagnetic valve (6-4) is arranged on each branch pipe (6-3), solid particles are filled in the filtering tanks (6-2), the solid particles comprise coconut shell activated carbon and filtering sand, and a flocculation pipe (3-3) sequentially penetrates through the filtering tanks and then is connected with the sedimentation tank (3-4).
3. A rainwater collecting device for use in landscape architecture according to claim 2, where the outlet end of the stone duct (4-3-3) is sealed, a raw material pipe (4-3-5) extends from the outlet end of the stone duct (4-3-3), the raw material pipe (4-3-5) is in communication with the stone duct (4-3-3), the outlet end of the raw material pipe (4-3-5) is connected with the housing (5-1), and the outlet end of the raw material pipe (4-3-5) is facing the crushing roller mechanism (5-2).
4. A rainwater collecting device for landscape architecture according to claim 3, further comprising a control end (7), wherein the control end (7) is electrically connected with the electromagnetic valve (6-4) and the motor (5-2-3), stones enter the crushing mechanism (5), the control end (7) controls the crushing roller mechanism (5-2) to crush the stones to obtain filter sand, the filter sand with different particle sizes is screened by the baffle (5-2-2), the control end (7) opens the electromagnetic valve (6-4), and the filter sand enters the corresponding filter tank (6-2).
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