CN203590779U - Energy-saving ecological automatic irrigation system - Google Patents
Energy-saving ecological automatic irrigation system Download PDFInfo
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- CN203590779U CN203590779U CN201320817382.8U CN201320817382U CN203590779U CN 203590779 U CN203590779 U CN 203590779U CN 201320817382 U CN201320817382 U CN 201320817382U CN 203590779 U CN203590779 U CN 203590779U
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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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- 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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
An energy-saving ecological automatic irrigation system comprises a downpipe and a feed pipe. A water collection container is arranged below the downpipe. An overflow pipe is arranged on the side wall of the water collection container. An irrigation container is arranged below the overflow pipe. A water conveying pipe used for irrigation is arranged on the side wall of the irrigation container. An outlet of the feed pipe is formed above the water collection container. A floating ball valve is arranged on the feed pipe. A floating ball of the floating ball valve is located inside the irrigation container. A deinsectization device used for providing food for aquatic animals and plants inside the water collection container is also arranged above the water collection container. According to the energy-saving ecological automatic irrigation system, due to the arrangement of the water collection container and the irrigation container, rainwater is collected and respectively used for aquatic animal and plant cultivation and irrigation, and the water quality for aquatic animal and plant cultivation and the water quality for irrigation are not affected with each other; due to the fact that the arranged downpipe is matched with the feed pipe and the floating ball valve, the water level of the water collection container and the water level of the irrigation container are kept basically constant; due to the fact that the deinsectization device is arranged above the water collection container, the food can be provided for the aquatic animals and plants cultivated inside the water collection container.
Description
Technical field
The utility model relates to a kind of irrigation system, particularly a kind of energy-conservation, ecological automatic irrigation system of one that makes full use of the outdoor rainwater that rains.
Background technology
Existing irrigation system is all to utilize feed pipe to realize pouring, and the rainwater of naturally falling is not fully utilized, and water resource waste is large.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of energy-conservation, ecological automatic irrigation system, and can make full use of rains realizes automatic-watering, and is convenient to realize cultivation and irrigation water separates, and can guarantee the water level of collection.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of energy-conservation, ecological automatic irrigation system, comprise downpipe, feed pipe, downpipe has collecting container, the sidewall of collecting container is provided with overflow pipe, and the below of overflow pipe is provided with irrigation container, and the sidewall of irrigation container is provided with the water-supply-pipe for irrigating;
The outlet of feed pipe is positioned at collecting container top, and feed pipe is provided with ball-cock assembly, and the ball float of ball-cock assembly is positioned at irrigation container.
In collecting container, be provided with the first tapping pipe, the open top of the first tapping pipe is between the edge, upper end of overflow pipe and collecting container;
In irrigation container, be provided with the second tapping pipe, the open top of the second tapping pipe is between the ball float of ball-cock assembly and the edge, upper end of irrigation container;
The bottom of the first tapping pipe and the second tapping pipe is communicated with drainpipe.
Described collecting container top is also provided with the bug killing equipment for food is provided to aquatic animals and plants in collecting container.
Collecting container top is also provided with the tap for subsequent use being communicated with feed pipe.
The water inlet of water-supply-pipe is positioned at the position near irrigation container bottom, and water-supply-pipe is through the top of plant growing container.
The termination that water-supply-pipe is positioned at irrigation container is provided with filter.
Water-supply-pipe is connected with the infiltration water dropper that is positioned at plant growing container.
The bottom of collecting container and irrigation container is also provided with cushion cap or support.
The bottom of collecting container and irrigation container is respectively equipped with mudhole.
Described collecting container and irrigation container are positioned at outdoor.
Energy-conservation, the ecological automatic irrigation system of one that the utility model provides, by the collecting container and the irrigation container that arrange, is respectively used to cultivate aquatic animals and plants and irrigation by rainwater-collecting, and the water quality between making is mutually unaffected.The tapping pipe arranging coordinates feed pipe and ball-cock assembly to make the water level of collecting container and irrigation container guarantee substantially constant.The bug killing equipment arranging above collecting container, can provide food and nutrient for the cultivation aquatic animals and plants in collecting container.
The utility model by fly eradication, breed fish, the function such as rainwater-collecting, plant automatic irrigation carried out integrated and system optimization.Realize the organic combination of several functions such as " fly eradications---feed fish---rainwater cultivation---the water plant irrigating of breeding fish ".The utility model is suitable for having as high-end rooftop zoology farm, roof top garden, balcony vegetable-planting, vegetable garden, balcony, indoor greening wall etc. the plant irrigation water source of higher requirement attractive in appearance.Also can be according to relevant landscape design and indoor design requirement, will " breed fish and collecting container " and organically blend with " irrigation container ", be designed to novel " goldfish jar " essay or product.Thereby form " goldfish jar---automatic irrigation---balcony vegetable-planting, indoor stereo greening wall " small-sized ecosystem.
Native system also can be used as the source of irrigation water of the plants such as gardens, park, farm, farmland, grassland, orchard after concrete supporting design, takes full advantage of water resource, has reduced energy consumption.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is overall structure schematic diagram of the present utility model.
In figure: water plants 1, downpipe 2, feed pipe 3, tap 4 for subsequent use, body of wall 5, collecting container 6, the first tapping pipe 7, the second tapping pipes 7 ', cushion cap 8, mudhole 9,9 ', bug killing equipment 10, feed pipe 11, drainpipe 12, support 13, overflow pipe 14, irrigation container 15, ball-cock assembly 16, filter 17, water-supply-pipe 18, plant growing container 19, infiltration water dropper 20.
Embodiment
In Fig. 1, a kind of energy-conservation, ecological automatic irrigation system, comprises downpipe 2, feed pipe 3, downpipe 2 has collecting container 6, and the sidewall of collecting container 6 is provided with overflow pipe 14, the below of overflow pipe 14 is provided with irrigation container 15, and the sidewall of irrigation container 15 is provided with the water-supply-pipe 18 for irrigating;
The outlet of feed pipe 11 is positioned at collecting container 6 tops, and feed pipe 11 is provided with ball-cock assembly 16, and the ball float of ball-cock assembly 16 is positioned at irrigation container 15.Structure thus, realizes cultivation aquatic animals and plants and irrigation water separately, for example, can breed fish and foster water plants collecting container 6 is interior, can add fertilizer, weed killer herbicide etc. in irrigation container 15.The ball-cock assembly 16 arranging can guarantee that the water level in collecting container 6 and irrigation container 15 is constant, when the water level in irrigation container 15 is reduced to below setting value, ball-cock assembly 16 is opened, feed pipe 11 is to the interior moisturizing of collecting container 6, unnecessary water adds in irrigation container 15 from overflow pipe 14, thereby guarantees water level substantially constant.In order to improve the effect of breeding fish, can also in collecting container, add necessary goldfish jar equipment, as water pump, automatic aerator, filter etc.
Preferably, the open top that is provided with the first tapping pipe 7, the first tapping pipes 7 in collecting container 6 is between overflow pipe 14 and the edge, upper end of collecting container 6;
In irrigation container 15, be provided with the open top of second tapping pipe the 7 ', the second tapping pipe 7 ' between the ball float of ball-cock assembly 16 and the edge, upper end of irrigation container 15;
The bottom of the first tapping pipe 7 and the second tapping pipe 7 ' is communicated with drainpipe 12.Structure thus, when rainfall is larger, after collecting container 6 and irrigation container 15 are held completely, unnecessary water discharge through drainpipe 12 from the open top of the first tapping pipe 7 and the second tapping pipe 7 ', avoids spilling water to be discharged to ground.
Described collecting container 6 tops are also provided with the bug killing equipment 10 for food is provided to the interior aquatic animals and plants of collecting container 6.The bug killing equipment 10 arranging, such as Mosquito killer lamp etc., the mosquito of killing can provide food for fish.
Collecting container 6 tops are also provided with the tap for subsequent use 4 being communicated with feed pipe 11.
Preferably, the water inlet of water-supply-pipe 18 is positioned at the position near irrigation container 15 bottoms, and water-supply-pipe 18 is through the top of plant growing container 19.The termination that water-supply-pipe 18 is positioned at irrigation container 15 is provided with filter 17.The filter 17 arranging can avoid impurity to stop up, water-supply-pipe 18 and corresponding drip irrigation equipment.Plant growing container comprises: the soil of various flowerpots, cultivation box and plant growth.
Preferably, water-supply-pipe 18 is connected with the infiltration water dropper 20 that is positioned at plant growing container 19.Structure thus, realizes and continues quantitative water supply.
The bottom of collecting container 6 and irrigation container 15 is also provided with cushion cap 8 or support 13.Structure thus, for raising the height of collecting container 6 and irrigation container 15.
The bottom of collecting container 6 and irrigation container 15 is respectively equipped with mudhole 9,9 '.The mudhole 9,9 ' arranging is conducive to clean collecting container 6 and irrigation container 15.
Described collecting container 6 and irrigation container 15 are positioned at outdoor.Structure thus, is convenient to collect rainwater.
System Working Principle is introduced:
1. bug killing equipment 10 operation principles:
The utility model by Mosquito killer lamp, fly-killing lamp, insect killing lamp etc. on the market ripe product be arranged on and can breed fish and the collecting container top of water plants, when night, by light, the mosquito in gardens, farm, garden, fly, worm are attracted around bug killing equipment 10, reach the object of pest control thereby then mosquito is killed or hit unconsciously by high-voltage fence around.The mosquito being simultaneously killed or hit unconsciously can crash in " fish culture container ", thereby provides abundant " meat dish " food for fish.
The fly-killing lamp that also can match according to the design of the concrete condition of native system product in addition.
2, collecting container operation principle:
Collecting container is by collecting the activity of breeding fish of downpipe and the supplementary water source of water supply system.In container, except the fish of cultivation some, can also place some water plants 1.The water of breeding fish provides necessary growth nutrient for water plants, and water plants 1 is also for fish provides certain " vegetable dish " food.
Collecting container is provided with the members such as overflow pipe 14, tapping pipe, mudhole.Wherein the major function of overflow pipe 14 is to carry the source of irrigation water of being rich in nutrition material for irrigation container, the water of for example breeding fish.The major function of tapping pipe is, enters collecting container when downpipe has excessive water source, and when water surface elevation rises above the warning line, unnecessary water can enter drainpipe from tapping pipe.Thereby guarantee that the water in collecting container can not overflow from vessel surface.The major function of mudhole is in the time that needs clean collecting container, can open mudhole, allows sewage discharge totally by mudhole.
The Main Function of cushion cap is that collecting container is padded, allows collecting container bottom can keep good ventilation condition.
In order to improve the effect of breeding fish, can also in collecting container, add necessary goldfish jar equipment, as water pump, automatic aerator, filter etc.
The concrete size of collecting container and appearance and modeling can be carried out supporting design according to the size of actual items, also can carry out integrated design in conjunction with irrigation container.
3. " irrigation container " operation principle:
The spillway hole that the water source of irrigation container mainly comes from collecting container flows to the water resource of the being rich in nutrition material coming.Water source in container is mainly used in the irrigation of plant growth.
In irrigation container, be provided with the main members such as ball valve installing hole, water-supply-pipe installing hole, tapping pipe, mudhole.The major function of ball valve installing hole is for ball-cock assembly is installed.The major function of water-supply-pipe installing hole is for water-supply-pipe is installed.The major function of tapping pipe is, enters irrigation container when the spillway hole of collecting container has excessive water source, and when water surface elevation rises above the warning line, unnecessary water can enter drainpipe from tapping pipe.Thereby guarantee that the water in irrigation container can not overflow from vessel surface.The major function of mudhole is in the time that needs clean irrigation container, can open mudhole, allows sewage discharge totally by mudhole.
The Main Function of support is that irrigation container is padded, allows irrigation container in higher position, thereby allows water-supply-pipe form certain differential water pressures.Also allow in addition irrigation container bottom can keep good ventilation condition.
The concrete size of irrigation container and appearance and modeling can be carried out auxiliary products design according to the size of actual items, also can carry out integrated design in conjunction with collecting container.
4. irrigation container dosing operation principle:
Carry out plant irrigation because native system adopts the water source of breeding fish, the water itself of breeding fish just has abundant organic substance, substantially can meet the growth needs of plant, from organic, ecological view, is not need plant to carry out feeding operations.But from the angle of farm industrialization, necessary time, still need to supplement necessary chemical fertilizer to plant.
The setting of irrigation container, the matters that can apply fertilizer to the plant of whole irrigation district very easily.When concrete operations, as long as the fertilizer that needs are applied dissolves in irrigation container, fertilizer nutrient just can be transported to by source of irrigation water the root of each plant.Alleviate the operation of applying fertilizer respectively to every section plant separately, thereby saved necessary labour.
Because irrigation container is to arrange separately with collecting container, water source can only be from the unidirectional inflow irrigation container of collecting container, so add chemical fertilizer in irrigation container time, also can not impact the water source in collecting container in addition.Thereby also guarantee the stable of fish growing environment in collecting container.
5. " water supply system " operation principle:
Water supply system is made up of feed pipe, ball-cock assembly, tap for subsequent use and relevant water tubular union, and its Main Function is to be responsible for providing water source to " collecting container " and " irrigation container ".
" water supply system " provides the mode at water source to have two kinds:
A kind of is by the reduction of irrigation container height of water level, ball-cock assembly is opened, feed pipe starts to send water toward collecting container, send in water process, and collecting container water surface elevation promotes, in the time arriving the height of overflow pipe outlet, unnecessary water can flow into irrigation container by overflow pipe, and the water surface elevation of irrigation container starts to promote, after rising to a certain degree, ball-cock assembly is closed, and flow pipe stops sending water.
Another kind is by tap for subsequent use, artificially opens, and directly send water toward collecting container.In the time sending water with tap for subsequent use to collecting container, the water surface rises to after certain altitude, needs artificial closed tap.
6. " water-carriage system " operation principle:
Water-carriage system is made up of members such as water-supply-pipe, infiltration water dropper, water tubular union and filters, and water-supply-pipe also can directly be connected with drip irrigation pipe, realizes fixed point drip irrigation.Its main effect is the responsibility of shouldering " necessary plant growth nutrition water source is transported to each plant root from irrigation container ".
Water-supply-pipe one end is connected to the installing hole place in irrigation container, and necessary filter is installed in end, thereby guarantees that the water source entering in water-supply-pipe does not have too many impurity.The other end is connected with infiltration water dropper, and infiltration water dropper is imbedded to plant root.Can be connected in series multiple infiltration water droppers by multiple three-way connections, carry water source thereby be embodied as many plants simultaneously.
The water surface elevation of irrigation container will arrange highlyer than plant root, makes it form certain pressure differential, and under the effect of hydraulic pressure, the water source in irrigation container is transported to each infiltration water dropper place water source automatically by water-supply-pipe, thereby is embodied as the object of plant irrigation.
Irrigation container water surface elevation and the pressure differential of permeating water dropper, can realize by the height of adjusting pole.Adjust after the water surface elevation of irrigation container according to the infiltration osmotic coefficient of water dropper and one day required water consumption of growth of plant, irrigation container just can twenty four hours incessantly for plant provides water source.
7. " drainage system " operation principle:
Drainage system is made up of tapping pipe, drainpipe, mudhole, water tubular union.Its Main Function is, in the time that the water surface of collecting container and irrigation container rises above the warning line, can be rapidly unnecessary water be flowed into tapping pipe by spilled water hole and then import drainpipe and drain, thereby portion's cross flow is not from container out at the water source that has guaranteed collecting container and irrigation container.
The effect of mudhole is, when necessary clean and maintenance, can be by mudhole emptying to the sewage in clean container process, impurity, thus prevent that the more sewage of impurity from entering drainage system, reaches the effect that alleviates drainage system pressure.Mud impurity in clean container process is extraordinary plant growth fertilizer in addition, in the time discharging by mudhole, also can collect and focus on, for plant provides nutritious " food ".
8. " plant growing container " introduced:
Plant growing container mainly comprises the soil of various flowerpots, cultivation box and plant growth on the market.Also can be according to the feature of the characteristic of each plant growth and native system, the planting container product design matching, allows plant can obtain better growing environment.
9. " automatic irrigation, automatic water supplement " function realizes principle:
When plant root has absorbed behind the water source of infiltration water dropper conveying, under the effect of pressure differential, water-supply-pipe can supplement the water source at infiltration water dropper place automatically, thereby causes the water surface of irrigation container to reduce, ball-cock assembly is opened, water supply system is to collecting container water filling, and the collecting container water surface raises, and too much water source flows in irrigation container by spillway hole, the irrigation container water surface raises, after reaching a certain height, ball-cock assembly is closed, and water supply system automatic water supplement is complete.Thereafter plant absorbs water source, and the irrigation container water surface reduces, and ball-cock assembly is opened, and constantly circulates, and realizes the function of native system automatic irrigation, automatic water supplement.
Claims (10)
1. energy-conservation, an ecological automatic irrigation system, comprise downpipe (2), feed pipe (3), it is characterized in that: downpipe (2) has collecting container (6), the sidewall of collecting container (6) is provided with overflow pipe (14), the below of overflow pipe (14) is provided with irrigation container (15), and the sidewall of irrigation container (15) is provided with the water-supply-pipe (18) for irrigating:
The outlet of feed pipe (11) is positioned at collecting container (6) top, and feed pipe (11) is provided with ball-cock assembly (16), and the ball float of ball-cock assembly (16) is positioned at irrigation container (15).
2. energy-conservation, the ecological automatic irrigation system of one according to claim 1, it is characterized in that: in collecting container (6), be provided with the first tapping pipe (7), the open top of the first tapping pipe (7) is positioned between overflow pipe (14) and the edge, upper end of collecting container (6);
In irrigation container (15), be provided with the second tapping pipe (7 '), the open top of the second tapping pipe (7 ') is positioned between the ball float of ball-cock assembly (16) and the edge, upper end of irrigation container (15);
The bottom of the first tapping pipe (7) and the second tapping pipe (7 ') is communicated with drainpipe (12).
3. energy-conservation, the ecological automatic irrigation system of one according to claim 1 and 2, is characterized in that: described collecting container (6) top is also provided with the bug killing equipment (10) for food is provided to the interior aquatic animals and plants of collecting container (6).
4. energy-conservation, the ecological automatic irrigation system of one according to claim 1 and 2, is characterized in that: collecting container (6) top is also provided with the tap for subsequent use (4) being communicated with feed pipe (11).
5. energy-conservation, the ecological automatic irrigation system of one according to claim 1 and 2, it is characterized in that: the water inlet of water-supply-pipe (18) is positioned at the position near irrigation container (15) bottom, water-supply-pipe (18) is through the top of plant growing container (19).
6. energy-conservation, the ecological automatic irrigation system of one according to claim 5, is characterized in that: the termination that water-supply-pipe (18) is positioned at irrigation container (15) is provided with filter (17).
7. energy-conservation, the ecological automatic irrigation system of one according to claim 5, is characterized in that: water-supply-pipe (18) is connected with the infiltration water dropper (20) that is positioned at plant growing container (19).
8. energy-conservation, the ecological automatic irrigation system of one according to claim 1 and 2, is characterized in that: the bottom of collecting container (6) and irrigation container (15) is also provided with cushion cap (8) or support (13).
9. energy-conservation, the ecological automatic irrigation system of one according to claim 1 and 2, is characterized in that: the bottom of collecting container (6) and irrigation container (15) is respectively equipped with mudhole (9,9 ').
10. energy-conservation, the ecological automatic irrigation system of one according to claim 1 and 2, is characterized in that: described collecting container (6) and irrigation container (15) are positioned at outdoor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320817382.8U CN203590779U (en) | 2013-12-05 | 2013-12-05 | Energy-saving ecological automatic irrigation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320817382.8U CN203590779U (en) | 2013-12-05 | 2013-12-05 | Energy-saving ecological automatic irrigation system |
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| Publication Number | Publication Date |
|---|---|
| CN203590779U true CN203590779U (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320817382.8U Expired - Fee Related CN203590779U (en) | 2013-12-05 | 2013-12-05 | Energy-saving ecological automatic irrigation system |
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| CN (1) | CN203590779U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104686290A (en) * | 2013-12-05 | 2015-06-10 | 李悦宁 | An energy-saving, ecological, and automatic irrigation system |
| CN106677313A (en) * | 2016-12-24 | 2017-05-17 | 河南科技学院 | Rainwater storage and supply device for sponge urban ecological gardening |
| CN110637633A (en) * | 2019-08-15 | 2020-01-03 | 西北农林科技大学 | Automatic irrigation vertical greening device based on porous filter material |
| CN111374072A (en) * | 2020-04-20 | 2020-07-07 | 广东香良水产有限公司 | Water drainage type industrial aquaculture fish driving equipment |
| CN111972261A (en) * | 2020-09-14 | 2020-11-24 | 深圳市升源园林生态有限公司 | Energy-saving ecological irrigation system |
| CN113133362A (en) * | 2021-04-27 | 2021-07-20 | 李振兴 | Environment-friendly water supply and drainage device suitable for building greening |
-
2013
- 2013-12-05 CN CN201320817382.8U patent/CN203590779U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104686290A (en) * | 2013-12-05 | 2015-06-10 | 李悦宁 | An energy-saving, ecological, and automatic irrigation system |
| CN104686290B (en) * | 2013-12-05 | 2019-07-26 | 李悦宁 | A kind of energy saving, ecological automatic irrigation system |
| CN106677313A (en) * | 2016-12-24 | 2017-05-17 | 河南科技学院 | Rainwater storage and supply device for sponge urban ecological gardening |
| CN110637633A (en) * | 2019-08-15 | 2020-01-03 | 西北农林科技大学 | Automatic irrigation vertical greening device based on porous filter material |
| CN111374072A (en) * | 2020-04-20 | 2020-07-07 | 广东香良水产有限公司 | Water drainage type industrial aquaculture fish driving equipment |
| CN111374072B (en) * | 2020-04-20 | 2021-11-09 | 广东香良水产有限公司 | Water drainage type industrial aquaculture fish driving equipment |
| CN111972261A (en) * | 2020-09-14 | 2020-11-24 | 深圳市升源园林生态有限公司 | Energy-saving ecological irrigation system |
| CN111972261B (en) * | 2020-09-14 | 2021-07-20 | 深圳市升源园林生态有限公司 | Energy-saving ecological irrigation system |
| CN113133362A (en) * | 2021-04-27 | 2021-07-20 | 李振兴 | Environment-friendly water supply and drainage device suitable for building greening |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20201205 |