CN212589362U - Rainwater runoff collecting, purifying and irrigating system - Google Patents
Rainwater runoff collecting, purifying and irrigating system Download PDFInfo
- Publication number
- CN212589362U CN212589362U CN201922216860.XU CN201922216860U CN212589362U CN 212589362 U CN212589362 U CN 212589362U CN 201922216860 U CN201922216860 U CN 201922216860U CN 212589362 U CN212589362 U CN 212589362U
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- collection
- irrigation
- water
- runoff
- purification
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 238000003973 irrigation Methods 0.000 claims abstract description 57
- 230000002262 irrigation Effects 0.000 claims abstract description 57
- 230000008595 infiltration Effects 0.000 claims abstract description 24
- 238000001764 infiltration Methods 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 239000000945 filler Substances 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000000746 purification Methods 0.000 claims description 17
- 239000003621 irrigation water Substances 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 12
- 239000006004 Quartz sand Substances 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 3
- 239000002154 agricultural waste Substances 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 8
- 239000012535 impurity Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 231100001240 inorganic pollutant Toxicity 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Images
Classifications
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- 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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- Water Treatment By Sorption (AREA)
Abstract
The utility model discloses a rainwater runoff is collected and is purified irrigation system reaches agricultural waste water recovery processing technology field. The utility model discloses a collection unit, infiltration case, collection water tank and irrigation unit, the collection unit includes the collecting tray that the opening set up, and the bottom of collecting tray is provided with collects the mouth, collects mouthful and is linked together through the end of intaking of first communicating pipe with the infiltration case, and the play water end of infiltration case links to each other with the water inlet of collecting the water tank, be provided with the filler body in the infiltration case, hold the direction to going out the water end along the intaking of infiltration case, the filler body includes filter layer and reaction layer. The utility model discloses in let in to the infiltration case after the rainwater is collected to the collection unit, the rainwater can carry out abundant filtration and reaction to the runoff rainwater and purify through filtration and the reaction of the interior obturator of infiltration case, improves the recharge effect of runoff rainwater.
Description
Technical Field
The utility model relates to an agricultural waste water recovery handles technical field, more specifically says, relates to a rainfall runoff is collected and is purified irrigation system.
Background
With the effective control of point source pollution such as industrial wastewater, urban domestic sewage and the like, the harmfulness of non-point source pollution to water environment is generally concerned by people, and the research of non-point source pollution becomes an active field of international environmental problem research. Agricultural non-point source pollution (ANPSP) refers to the pollution of water environment caused by nutrients such as nitrogen and phosphorus, pesticides and other organic or inorganic pollutants generated in agricultural production activities, which enter surface water and underground water through farmland surface runoff, interflow, farmland drainage and underground leakage in the process of precipitation or irrigation. At present, mature artificial wetlands, pre-reservoirs, vegetation buffer zones, land and water staggered zones, water and soil conservation, agricultural ecological engineering and other ecological engineering are mainly adopted at home and abroad to treat agricultural non-point source pollution, the removal efficiency of the agricultural non-point source pollutant N, P in the ecological engineering can reach 50-70%, but the rainfall runoff and the lost pollutant resource utilization are not considered in the engineering. Preliminary statistics of rainfall capacity of about 6 trillion m in whole country in 2015 year32.7 trillion m of them3And the surface runoff enters rivers and lakes to form the surface runoff. If the resource utilization of rainwater, runoff and lost pollutants is fully considered, the agricultural water efficiency and the agricultural N, P removal efficiency are greatly improved.
At present, the technology and the method for treating agricultural non-point source pollution are more, and the purification effect of the collected purification treatment is more limited in the aspect of rainwater runoff collection. The invention patent with publication number CN101555071 is a technology of artificial wetland, which uses the plant degradation in the buffer zone area to simply and practically achieve the purpose of reducing pollution, but does not recycle rainwater resources. The patent with the publication number of CN102786110 is a method for controlling and recycling nitrogen and phosphorus non-point source pollution of farmlands, and the method has the advantages of good purification effect, recycling of water resources and the like, but does not pay attention to purification of farmland runoff which does not enter a storage pool, and an adsorption unit of the facility has limited adsorption capacity, large engineering quantity and higher cost. Patent publication No. CN204530839U is an initial runoff collection, purification and reuse apparatus, which considers the rainfall and the surface runoff recycling, but does not fully treat the collected rainwater.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
An object of the utility model is to be difficult to obtain the technical problem who effectively purifies after the rainwater runoff is collected in agricultural production among the prior art, provide a rainwater runoff and collect and purify irrigation system, the infiltration case that lets in containing filter layer and reaction layer after the collection unit carries out effective recovery to rainwater runoff carries out abundant infiltration and purifies, guarantees that its purifying effect irrigates again.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a runoff collection, purification and irrigation device, which comprises a collection unit, a permeation box, a collection water tank and an irrigation unit, wherein the collection unit comprises a collection disc with an upward opening, the bottom of the collection disc is provided with a collection port, the collection port is communicated with the water inlet end of the permeation box through a first communicating pipe, the water outlet end of the permeation box is connected with the water inlet of the collection water tank, a filler body is arranged in the permeation box, and the filler body comprises a filter layer and a reaction layer; the water outlet of the collecting water tank is communicated with the irrigation unit through a second communicating pipe.
Preferably, the infiltration tank is provided with a filter layer, a reaction layer and a filter layer in sequence along the direction from the water inlet end to the water outlet end.
Preferably, quartz sand is arranged in the filter layer, and rice husk carbon and/or activated carbon are/is arranged in the reaction layer.
Preferably, the particle size of the quartz sand in the filter layer on the side close to the water inlet end is larger than that of the quartz sand in the filter layer on the side close to the water outlet end.
Preferably, the water outlet of the collecting water tank is communicated with the irrigation unit through a second communicating pipe; an irrigation water pump is arranged on the second communicating pipe; the irrigation water pump control device is characterized by further comprising a control unit and a storage battery, wherein the control unit is used for controlling the irrigation water pump to be started or closed, and the storage battery is electrically connected with the control unit and the irrigation water pump respectively.
Preferably, the cross-sectional area of the collecting tray is gradually reduced in a direction from top to bottom.
Preferably, a first filter screen is arranged at the opening of the collecting tray, the height of the central position of the first filter screen is higher than that of the edge position of the first filter screen, and/or a second filter screen is arranged above the collecting opening in the collecting tray.
Preferably, the control unit comprises a PLC controller, a humidity sensor, a temperature sensor, a time relay and a pressure sensor, and the humidity sensor, the temperature sensor, the time relay and the pressure sensor are respectively electrically connected with the PLC controller.
Preferably, the irrigation unit comprises an irrigation main pipe and an irrigation branch pipe, a water outlet is formed in the irrigation main pipe, and a water inlet of the irrigation branch pipe is communicated with the water outlet of the irrigation main pipe.
Preferably, the top surface of the infiltration tank is provided with an opening, and a tank cover is arranged on the opening and can be opened or closed.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following apparent effect:
the utility model discloses a rainwater runoff is collected and is purified irrigation system, including collection unit, infiltration case, collection water tank and irrigation unit, the collection unit includes that the opening sets up the catch tray up, and the bottom of catch tray is provided with collects the mouth, collects the mouth and is linked together through the end of intaking of first communicating pipe and infiltration case, and the water outlet end of infiltration case links to each other with the water inlet of collection water tank, be provided with the filler body in the infiltration case, hold the direction to the water outlet end along the intaking of infiltration case, the filler body includes filter layer and reaction layer, lets in to the infiltration case after the collection unit collects the rainwater, and the rainwater passes through the filtration and the reaction of filler body in the infiltration case, can carry out abundant filtration and reaction purification to rainwater runoff, improves the recharge effect of rainwater runoff.
Drawings
FIG. 1 is a schematic structural view of a rainwater runoff collecting, purifying and irrigating system of the present invention;
FIG. 2 is a schematic structural view of a infiltration tank of the rainwater runoff collecting, purifying and irrigating system of the present invention;
FIG. 3 is a schematic structural view of a filler body in a permeable box of the rainwater runoff collecting, purifying and irrigating system of the present invention;
FIG. 4 is a schematic structural view of a collecting unit in the rainwater runoff collecting, purifying and irrigating system of the present invention;
fig. 5 is the utility model relates to a solar energy power generation structure sketch map in rainwater runoff is collected and is purified irrigation system.
The reference numerals in the schematic drawings illustrate:
100. a collection unit; 110. a collection water pump; 120. a first filter screen; 130. a collection port; 140. a second filter screen; 150. a collection tray;
200. a control unit; 210. a humidity sensor; 220. a temperature sensor; 230. a pressure sensor;
300. a water collection tank; 400. an irrigation water pump; 500. an irrigation unit; 510. irrigating a main pipe; 520. an irrigation branch pipe; 610. a first communication pipe; 620. a second communicating pipe;
710. a photovoltaic panel; 720. a photovoltaic charge controller; 730. a storage battery;
800. a permeation box; 810. a box body; 820. a box cover; 831. a water inlet end; 832. a water outlet end; 840. a filler body; 841. a reaction layer; 842. a filter layer.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle", and the like, referred to in the present specification, are used for clarity of description only, and are not used to limit the implementable scope, and changes or adjustments of the relative relationship thereof are also regarded as the implementable scope of the present invention without substantial changes in the technical content; in addition, the embodiments of the present invention are not independent of each other, but can be combined.
Example 1
As shown in fig. 1, the rainwater runoff collecting, purifying and irrigating system of the present embodiment includes a collecting unit 100, a permeable box 800, a control unit 200, a water collecting box 300 and an irrigating unit 500, wherein the collecting unit 100 includes a collecting tray 150 with an upward opening, and the collecting tray 150 with an upward opening can fully collect rainwater runoff; the bottom of the collecting tray 150 is provided with a collecting port 130, the collecting water tank 300 is arranged below the collecting port 130, the collecting port 130 is communicated with the water inlet of the collecting water tank 300 through a first communicating pipe 610, and rainwater collected in the collecting tray 150 flows into the collecting water tank 300 for storage.
On the first communicating pipe 610, a infiltration tank 800 is further provided, the infiltration tank 800 is used for treating the collected rainwater runoff, in this embodiment, the collection port 130 is communicated with the water inlet end 831 of the infiltration tank 800 through the first communicating pipe 610, and the water outlet end 832 of the infiltration tank 800 is connected with the water inlet of the collection water tank 300.
As shown in fig. 2, a filler 840 is arranged in the permeation box 800, the filler 840 comprises a filter layer 842 and a reaction layer 841, the permeation box 800 is arranged along the direction from the water inlet end 831 to the water outlet end 832, and the filler 840 in the permeation box 800 is sequentially arranged into the filter layer 842, the reaction layer 841 and the filter layer 842; wherein quartz sand is arranged in the filter layer 842, and the particle size of the quartz sand in the filter layer 842 at the side close to the water inlet end 831 is larger than that of the quartz sand in the filter layer 842 at the side close to the water outlet end 832. Rice hull carbon and/or activated carbon are arranged in the reaction layer 841, the filtering layer 842 close to the water inlet end 831 can carry out primary filtering on rainwater runoff, and the filtered water enters the reaction layer 841 and is subjected to sufficient adsorption reaction by the rice hull carbon and/or the activated carbon in the reaction layer 841, so that rainwater is fully purified; the filter layer 842 adjacent to the water outlet end 832 can further filter the rice hull carbon and/or activated carbon in the reaction layer 841. In addition, as shown in fig. 4, the top surface of the permeation box 800 is provided with an opening, a box cover 820 is disposed on the opening, and the box cover 820 can be opened or closed.
Along collecting tray 150 from top to bottom direction, collecting tray 150 sectional area reduces gradually, makes collecting tray 150 be and leaks hopper-shaped, and this kind of shape can carry out better collection to the runoff rainwater, and in addition in the collection process, impurity in the environment makes collecting tray 150's collection mouth 130 take place to block up easily, leads to the runoff of rainwater to retrieve inefficacy.
In contrast, as shown in fig. 4, in the present embodiment, the first filter screen 120 is disposed at the opening of the collecting tray 150, and the height of the central position of the first filter screen 120 is higher than the height of the edge position, so that the first filter screen is tapered; the first filter screen 120 can block impurities in the environment outside the first filter screen 120, and due to the conical shape of the first filter screen 120, the impurities blocked outside the first filter screen 120 can more easily fall off the first filter screen 120, and the influence of the impurities on recycling is avoided. In addition, in the embodiment, the second filter screen 140 is disposed above the collecting port 130 in the collecting tray 150, and the second filter screen 140 can further filter, so as to further prevent the blocking of the collecting port 130 caused by impurities. In this embodiment, the first filter net 120 and/or the second filter net 140 may be detachably disposed on the collecting tray 150, and the detachable disposition of the first filter net 120 and/or the second filter net 140 facilitates an operator to clean the collecting unit 100, thereby improving a collecting effect. The height of the upper edge of the collecting port 130 is higher than that of the bottom of the collecting tray 150; this arrangement prevents impurities falling to the bottom of the collecting tray 150 from clogging the collecting port 130.
The water outlet of the collection water tank 300 is communicated with the irrigation unit 500 through a second communication pipe 620; the second communication pipe 620 is provided with an irrigation pump 400. The irrigation unit 500 comprises an irrigation main pipe 510 and an irrigation branch pipe 520, wherein a water outlet is formed in the irrigation main pipe 510, and a water inlet of the irrigation branch pipe 520 is communicated with the water outlet of the irrigation main pipe 510. Also included is a battery 730, the battery 730 being electrically connected to the irrigation pump 400, which supplies power to the irrigation pump 400.
The first connection pipe 610 may be provided with a collection water pump 110, the collection water pump 110 may pump water in the collection tray 150, and the collection water pump 110 may be also supplied with power from the storage battery 730.
During irrigation, the storage battery 730 provides electric power to drive the irrigation water pump 400 to work, so that rainwater runoff stored in the collecting water tank 300 flows to the irrigation main pipe 510, the irrigation main pipe 510 flows into the irrigation branch pipe 520, and water in the irrigation branch pipe 520 flows into soil through the outlet.
It should be noted that the control unit 200 is electrically connected to the irrigation water pump 400; the control unit 200 is used for controlling the opening or closing of the irrigation water pump 400; the battery 730 is electrically connected to the control unit 200, which supplies power to the control unit 200.
It should be noted here that the control unit 200 includes a PLC controller, a humidity sensor 210, a temperature sensor 220, a time relay and a pressure sensor 230, and the humidity sensor 210, the temperature sensor 220, the time relay and the pressure sensor 230 are electrically connected to the PLC controller respectively.
In addition, the humidity sensor 210 is arranged at a height of 0.3-0.6 m from the ground; and/or the pressure sensor 230 is arranged at a height of 0.03-0.06 m from the ground; the humidity sensor 210 and the pressure sensor 230 are arranged at the height, so that the sensing accuracy can be effectively improved.
As shown in fig. 5, the photovoltaic charging system further includes a photovoltaic panel 710, the photovoltaic panel 710 is electrically connected to a storage battery 730, and a photovoltaic charging controller 720 is disposed on a circuit between the photovoltaic panel 710 and the storage battery 730; the photovoltaic panel 710 is rectified by the photovoltaic charging controller 720 after solar power generation, charges the storage battery 730, and is green and economical. However, the battery 730 may be taken out and manually charged and then returned to supply power.
The invention has been described above in detail with reference to specific exemplary embodiments. It will, however, be understood that various modifications and changes may be made without departing from the scope of the invention as defined by the appended claims. The detailed description and drawings are to be regarded as illustrative rather than restrictive, and any such modifications and variations are intended to be included within the scope of the present invention as described herein. Furthermore, the background is intended to illustrate the present state of the art and the meaning of the present development and is not intended to limit the present invention or the present application and the field of application of the present invention.
More specifically, although exemplary embodiments of the invention have been described herein, the invention is not limited to these embodiments, but includes any and all embodiments modified, omitted, such as combinations between various embodiments, adapted changes and/or substitutions as would be recognized by those skilled in the art from the foregoing detailed description. The limitations in the claims are to be interpreted broadly based the language employed in the claims and not limited to examples described in the foregoing detailed description or during the prosecution of the application, which examples are to be construed as non-exclusive. Any steps recited in any method or process claims may be executed in any order and are not limited to the order presented in the claims. The scope of the invention should, therefore, be determined only by the appended claims and their legal equivalents, rather than by the descriptions and examples given above.
Claims (10)
1. The rainwater runoff collection, purification and irrigation system is characterized by comprising a collection unit (100), a permeation tank (800), a collection water tank (300) and an irrigation unit (500), wherein the collection unit (100) comprises a collection disc (150) with an upward opening, a collection port (130) is arranged at the bottom of the collection disc (150), the collection port (130) is communicated with a water inlet end (831) of the permeation tank (800) through a first communicating pipe (610), a water outlet end (832) of the permeation tank (800) is connected with a water inlet of the collection water tank (300), a filler body (840) is arranged in the permeation tank (800), and the filler body (840) comprises a filter layer (842) and a reaction layer (841); the water outlet of the collecting water tank (300) is communicated with the irrigation unit (500) through a second communicating pipe (620).
2. A runoff rainwater collection, purification and irrigation system according to claim 1 and further characterised in that the filtration layer (842), the reaction layer (841) and the filtration layer (842) are arranged in the filtration tank (800) in sequence along the direction from the water inlet end (831) to the water outlet end (832).
3. A runoff rainwater collection, purification and irrigation system according to claim 2 and wherein quartz sand is arranged in said filter layer (842).
4. A runoff rainwater collection, purification and irrigation system according to claim 3 and further characterised in that the filter (842) adjacent the water inlet end (831) has a larger particle size than the filter (842) adjacent the water outlet end (832).
5. A runoff rainwater collection, purification and irrigation system according to claim 1 and further characterised in that the second communicating pipe (620) is provided with an irrigation pump (400); the irrigation water pump further comprises a control unit (200) and a storage battery (730), wherein the control unit (200) is used for controlling the irrigation water pump (400) to be turned on or turned off, and the storage battery (730) is electrically connected with the control unit (200) and the irrigation water pump (400) respectively.
6. A stormwater runoff collection and purification irrigation system as claimed in claim 1, wherein the collection tray (150) is of decreasing cross-sectional area in a direction from top to bottom.
7. A runoff rainwater collection, purification and irrigation system according to claim 1 and further characterised in that a first screen (120) is arranged at the opening of the collection tray (150), and the height of the first screen (120) is higher at the central position than at the edge position, and/or a second screen (140) is arranged above the collection opening (130) in the collection tray (150).
8. A runoff rainwater collection, purification and irrigation system according to claim 5 and wherein said control unit (200) comprises a PLC controller, a humidity sensor (210), a temperature sensor (220), a time relay and a pressure sensor (230), the humidity sensor (210), the temperature sensor (220), the time relay and the pressure sensor (230) being electrically connected to the PLC controller respectively.
9. A runoff rainwater collection and purification irrigation system as claimed in claim 1, wherein said irrigation unit (500) comprises a main irrigation pipe (510) and branch irrigation pipes (520), the main irrigation pipe (510) is provided with water outlets, and the water inlets of the branch irrigation pipes (520) are communicated with the water outlets of the main irrigation pipe (510).
10. A runoff rainwater collection, purification and irrigation system according to any one of claims 1 to 9, wherein the top surface of the infiltration tank (800) is provided with an opening, a tank cover (820) is arranged on the opening, and the tank cover (820) can be opened or closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922216860.XU CN212589362U (en) | 2019-12-11 | 2019-12-11 | Rainwater runoff collecting, purifying and irrigating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922216860.XU CN212589362U (en) | 2019-12-11 | 2019-12-11 | Rainwater runoff collecting, purifying and irrigating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212589362U true CN212589362U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922216860.XU Expired - Fee Related CN212589362U (en) | 2019-12-11 | 2019-12-11 | Rainwater runoff collecting, purifying and irrigating system |
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| Country | Link |
|---|---|
| CN (1) | CN212589362U (en) |
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- 2019-12-11 CN CN201922216860.XU patent/CN212589362U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |