CN209330811U - A kind of park maintenance automatic irrigation device - Google Patents
A kind of park maintenance automatic irrigation device Download PDFInfo
- Publication number
- CN209330811U CN209330811U CN201821915088.XU CN201821915088U CN209330811U CN 209330811 U CN209330811 U CN 209330811U CN 201821915088 U CN201821915088 U CN 201821915088U CN 209330811 U CN209330811 U CN 209330811U
- Authority
- CN
- China
- Prior art keywords
- tank
- drip pan
- inlet pipe
- irrigation conduit
- water inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
Landscapes
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The utility model discloses a kind of park maintenance automatic irrigation devices, including tank, water inlet pipe, drip pan, main irrigation conduit, the tank is internally provided with liquid level sensor, the tank side is provided with the water inlet pipe, the tank other side is provided with water pump, solenoid valve is provided on the water inlet pipe, the drip pan is provided with above the tank, filter plate is provided on the inside of the drip pan, solar panel is provided on the outside of the drip pan, the main irrigation conduit is provided with below the water pump, the water pump is provided with vertical hollow protective tube frame far from the side of the tank.Beneficial effect is: the utility model high degree of automation, it is easy to operate, it is easy to use, it can be irrigated automatically according to garden soil humidity, solar panel can convert solar energy into electrical energy, so that device utilizes generation of electricity by new energy, drip pan can carry out rainwater-collecting to tank, save water resource.
Description
Technical field
The utility model relates to garden furniture fields, more particularly to a kind of park maintenance automatic irrigation device.
Background technique
Urban afforestation at present is a ring important in urban construction, and a large amount of greening has been got well in all planning in many urban construction
Gardens, kind is implanted with various plants and trees, and irrigation rig is one of system necessary to garden furniture.
Currently, application No. is the Chinese patents of CN201820448791.8 to disclose a kind of treegarden irrigation device, including water
Canal, water tank and the water supply mechanism for supplying water to water tank, the upper end of water channel are provided with sliding rail, and the lower end of water tank is provided with
Multiple pulleys, pulley are slidably arranged on the slide rail by power mechanism, and one end of water channel is additionally provided with drag chain, the freedom of drag chain
End is arranged on water tank, and water tank is connect by water inlet pipe with water supply mechanism, and water inlet pipe is laid on drag chain, water tank
Two sides extend outwardly respectively is arranged weep pipe, and the upper end of water tank is provided with rotary nozzle, rotary nozzle by water pump component with
Water connection in water tank.
But the degree of automation of this treegarden irrigation device is low, is needed in the course of work using a large amount of electric energy, and nothing
Method is collected rainwater, causes the waste of water resource.
Utility model content
The purpose of this utility model is that provide a kind of park maintenance to solve the above-mentioned problems is filled with automatic irrigation
It sets, the utility model high degree of automation is easy to operate, and it is easy to use, it can be irrigated automatically according to garden soil humidity,
Solar panel can convert solar energy into electrical energy, so that device utilizes generation of electricity by new energy, drip pan can carry out tank
Rainwater-collecting has saved water resource.
The utility model achieves the above object through the following technical schemes:
A kind of park maintenance automatic irrigation device, including tank, water inlet pipe, drip pan, main irrigation conduit, the storage
Pond is internally provided with liquid level sensor, and the model of the liquid level sensor is UQK-71-2AG, the tank side setting
There is the water inlet pipe, the tank other side is provided with water pump, solenoid valve is provided on the water inlet pipe, the solenoid valve
Model is 4V210-08, and the drip pan is provided with above the tank, is provided with filter plate on the inside of the drip pan, described
It is provided with solar panel on the outside of drip pan, is provided with the main irrigation conduit below the water pump, the water pump is far from institute
The side for stating tank is provided with vertical hollow protective tube frame, and horizontal hollow guarantor is provided with above the vertical hollow protective tube frame
Pillar frame, horizontal hollow protection pipe support and the vertical hollow protective tube frame weld, the vertical hollow protective tube frame and
Be provided with a point irrigation conduit inside horizontal hollow protection pipe support, it is described divide flow control valve is provided on irrigation conduit,
Humidity sensor is provided between described point of irrigation conduit, the model of the humidity sensor is HTF3223, described vertical hollow
Protection pipe support front and rear is provided with Irrigation shower head, and the tank front is provided with control box, the control box front
It is provided with touch screen, the touch screen side is provided with control button, and the control box is internally provided with controller, the control
The model of device is KY02S, and the controller side is provided with battery, the liquid level sensor, the water pump, the electromagnetism
Valve, the humidity sensor, the touch screen and the control button are electrically connected with the controller.
So set, high degree of automation, easy to operate, and it is easy to use, it can be carried out automatically according to garden soil humidity
It irrigates, the solar panel can convert solar energy into electrical energy, so that device utilizes generation of electricity by new energy, the drip pan can
Rainwater-collecting is carried out to the tank, has saved water resource.
In above structure, staff can pass through the running parameter of the touch screen setting device and pass through the touch screen
Or the control button control device brings into operation, the humidity sensor carries out Humidity Detection, the sun to garden soil
Energy solar panel is converted solar energy into electrical energy and is stored in the battery, liquid of the liquid level sensor to the tank
Position is detected, and the drip pan can be by rainwater-collecting to the tank, when the humidity sensor detects garden soil
When humidity is lower than setting value, when the liquid level sensor detects that the water level in the tank is greater than or equal to setting value, institute
State water pump start-up operation, by the water in the tank be evacuated to the main irrigation conduit and equivalent by it is described divide irrigation conduit from
It is sprayed in the Irrigation shower head, when the humidity sensor detects garden soil humidity lower than setting value, the liquid level is passed
When sensor detects the water level in the tank lower than setting value, the solenoid valve is opened, and water enters institute from the water inlet pipe
Tank is stated, until the water pump starts when the liquid level sensor detects that the water level in the tank is equal to setting value
Water in the tank is evacuated to the main irrigation conduit and equivalent divides irrigation conduit to spray from the irrigation described in by work
It is sprayed in head.
Further, the water inlet pipe and the tank weld, and the solenoid valve is connected through a screw thread with the water inlet pipe.
So set, welding is so that the water inlet pipe is completely embedded with the tank, the water inlet pipe and the water storage
Bonding strength between pond is high, and stable structure is reliable, and good airproof performance；It is threadedly coupled so that the solenoid valve and the water inlet pipe
It is completely embedded reliably, and convenient for carrying out dismounting maintenance to the solenoid valve.
Further, the drip pan and the tank weld, and the filter plate is connect with the drip pan by card slot.
So set, welding is so that the drip pan is completely embedded with the tank, the water inlet pipe and the water storage
Bonding strength between pond is high, and stable structure is reliable, and good airproof performance；Card slot connects so that the filter plate and the drip pan
It is completely embedded reliably, and convenient for being dismounted to the filter plate.
Further, the solar panel is bolted with the drip pan, the water pump and the tank
It is bolted.
So set, being bolted so that the solar panel and the drip pan stable connection, can increase pre-
Clamp force is and easy to disassemble to improve the being completely embedded property between the solar panel and the drip pan；It is bolted institute
State water pump and the tank stable connection, pretightning force can be increased with improve the solar panel and the drip pan it
Between being completely embedded property, and it is easy to disassemble.
Further, described that irrigation conduit and the main irrigation conduit is divided to weld, the flow control valve and described point of irrigation
Pipeline is connected through a screw thread.
So set, welding is so that described divide irrigation conduit to be completely embedded with the main irrigation conduit, it is described to divide irrigation pipe
Bonding strength between road and the main irrigation conduit is high, and stable structure is reliable, and good airproof performance；It is threadedly coupled so that the stream
Control valve divides irrigation conduit to be completely embedded reliably with described, and convenient for dismounting to the flow control valve.
Further, the control box and the tank weld, and the controller is connected by screw to the control box,
The battery is connect with the control box by card slot.
So set, welding is so that the control box is completely embedded with the tank, the control box and the water storage
Bonding strength between pond is high, and stable structure is reliable, and good airproof performance；Card slot connects so that the battery and the control box
It is completely embedded reliable and easy to disassemble.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, high degree of automation, it is easy to operate, it is easy to use, it can be irrigated automatically according to garden soil humidity；
2, solar panel can convert solar energy into electrical energy, so that device utilizes generation of electricity by new energy；
3, drip pan can carry out rainwater-collecting to tank, save water resource.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of schematic diagram of internal structure of park maintenance automatic irrigation device described in the utility model；
Fig. 2 is a kind of main view of park maintenance automatic irrigation device described in the utility model；
Fig. 3 is vertical hollow protective tube frame and level in a kind of park maintenance automatic irrigation device described in the utility model
The left view schematic diagram of internal structure of hollow protective tube frame；
Fig. 4 is that the main view internal structure of control box in a kind of park maintenance automatic irrigation device described in the utility model is shown
It is intended to；
Fig. 5 is a kind of circuit structure flow diagram of park maintenance automatic irrigation device described in the utility model.
The reference numerals are as follows:
1, tank；2, liquid level sensor；3, water inlet pipe；4, water pump；5, solenoid valve；6, drip pan；7, filter plate；8, too
Positive energy solar panel；9, main irrigation conduit；10, vertical hollow protective tube frame；11, horizontal hollow protects pipe support；12, divide irrigation pipe
Road；13, flow control valve；14, humidity sensor；15, Irrigation shower head；16, box is controlled；17, touch screen；18, control button；
19, controller；20, battery.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model is described in further detail with reference to the accompanying drawing.
First embodiment:
As Figure 1-Figure 5, a kind of park maintenance automatic irrigation device, including tank 1, water inlet pipe 3, drip pan 6,
Main irrigation conduit 9, tank 1 are internally provided with liquid level sensor 2, and the model of liquid level sensor 2 is UQK-71-2AG, to examine
The water level in tank 1 is surveyed, 1 side of tank is provided with water inlet pipe 3, and water inlet pipe 3 is to intake, the setting of 1 other side of tank
There is water pump 4, water pump 4 is provided with solenoid valve 5, the model of solenoid valve 5 is 4V210-08, to control to draw water on water inlet pipe 3
The on-off of water inlet pipe 3 is provided with drip pan 6 above tank 1, and drip pan 6 is provided with filtering to catchment on the inside of drip pan 6
Plate 7, filter plate 7 are provided with solar panel 8 to filter on the outside of drip pan 6, solar panel 8 is to by solar energy
It is converted into electric energy, main irrigation conduit 9 is provided with below water pump 4, main irrigation conduit 9 is to water flowing, and water pump 4 is far from tank 1
Side is provided with vertical hollow protective tube frame 10, and vertical hollow protective tube frame 10 is to protect wind irrigation conduit, vertical hollow guarantor
Horizontal hollow protection pipe support 11 is provided with above pillar frame 10, horizontal hollow protects pipe support 11 to protect wind irrigation conduit, water
Flat hollow protective tube frame 11 is welded with vertical hollow protective tube frame 10, and vertical hollow protective tube frame 10 and horizontal hollow protect pipe support
It is provided with point irrigation conduit 12 inside 11, divides irrigation conduit 12 to water flowing, divides on irrigation conduit 12 and is provided with flow control
Valve 13, flow control valve 13 is to control the flow in point irrigation conduit 12, to ensure one of water-flowing amount in point irrigation conduit 12
It causes, divides between irrigation conduit 12 and be provided with humidity sensor 14, the model of humidity sensor 14 is HTF3223, is examined to humidity
It surveys, vertical 10 front and rear of hollow protective tube frame is provided with Irrigation shower head 15, and Irrigation shower head 15 is to spray irrigation, water storage
1 front of pond is provided with control box 16, and to protect interior arrangement, control 16 front of box is provided with touch screen 17, touches control box 16
Screen 17 is touched to set running parameter and control device operation, 17 side of touch screen is provided with control button 18, control button 18
It is run to control device, control box 16 is internally provided with controller 19, and the model of controller 19 is KY02S, to control dress
Operation is set, 19 side of controller is provided with battery 20, and battery 20 is to store and provide electric energy, liquid level sensor 2, water pump
4, solenoid valve 5, humidity sensor 14, touch screen 17 and control button 18 are electrically connected with controller 19.
Second embodiment:
The difference of second embodiment and first embodiment is: solar panel 8 is bolted with drip pan 6,
Water pump 4 is bolted with tank 1.
Specifically, being bolted so that solar panel 8 and 6 stable connection of drip pan, can increase pretightning force to mention
Being completely embedded property between high solar solar panel 8 and drip pan 6, and it is easy to disassemble；It is bolted water pump 4 and tank 1 connects
Stabilization is connect, pretightning force can be increased to improve the being completely embedded property between solar panel 8 and drip pan 6, and easy to disassemble.
3rd embodiment:
The difference of 3rd embodiment and first embodiment is: dividing irrigation conduit 12 and main irrigation conduit 9 to weld, flow control
Valve 13 processed is connected through a screw thread with irrigation conduit 12 is divided.
Specifically, welding is completely embedded score irrigation conduit 12 with main irrigation conduit 9, divide irrigation conduit 12 and main irrigation
Bonding strength between pipeline 9 is high, and stable structure is reliable, and good airproof performance；It is threadedly coupled so that flow control valve 13 and a point filling
It irrigates pipeline 12 to be completely embedded reliably, and convenient for dismounting flow control valve 13.
Working principle: staff can pass through the running parameter of 17 setting device of touch screen and pass through touch screen 17 or control
18 control device of button brings into operation, and humidity sensor 14 carries out Humidity Detection to garden soil, and solar panel 8 is by the sun
Electrical energy for storage can be converted into battery 20, liquid level sensor 2 detects the liquid level of tank 1, and drip pan 6 can incite somebody to action
Rainwater-collecting is to tank 1, and when humidity sensor 14 detects garden soil humidity lower than setting value, liquid level sensor 2 is examined
When measuring the water level in tank 1 greater than or equal to setting value, water pump 4 is started to work, and the water in tank 1 is evacuated to main irrigation
Simultaneously equivalent is by dividing irrigation conduit 12 to spray from Irrigation shower head 15 for pipeline 9, when humidity sensor 14 detects that garden soil is wet
When degree is lower than setting value, when liquid level sensor 2 detects the water level in tank 1 lower than setting value, solenoid valve 5 is opened, water from
Water inlet pipe 3 enters tank 1, until water pump 4 starts when liquid level sensor 2 detects that the water level in tank 1 is equal to setting value
Work, is evacuated to main irrigation conduit 9 and equivalent by dividing irrigation conduit 12 to spray from Irrigation shower head 15 for the water in tank 1.
Above embodiments are only to illustrate the technical solution of the utility model rather than its limitations；Although implementing referring to preferable
The utility model is described in detail in example, it should be understood by those ordinary skilled in the art that: still can be to this reality
It is modified with novel specific embodiment or some technical features can be equivalently replaced；Without departing from the utility model
The spirit of technical solution should all be covered within the scope of the technical scheme claimed by the utility model.
Claims (6)
1. a kind of park maintenance automatic irrigation device, it is characterised in that: including tank (1), water inlet pipe (3), drip pan
(6), main irrigation conduit (9), the tank (1) are internally provided with liquid level sensor (2), tank (1) the side setting
Have the water inlet pipe (3), tank (1) other side is provided with water pump (4), is provided with solenoid valve on the water inlet pipe (3)
(5), it is provided with the drip pan (6) above the tank (1), is provided with filter plate (7), institute on the inside of the drip pan (6)
It states and is provided with solar panel (8) on the outside of drip pan (6), be provided with the main irrigation conduit (9) below the water pump (4),
The water pump (4) is provided with vertical hollow protective tube frame (10), the vertical hollow protection far from the side of the tank (1)
It is provided with horizontal hollow protection pipe support (11) above pipe support (10), horizontal hollow protection pipe support (11) and described hollow vertically
Pipe support (10) welding is protected, is respectively provided with inside the vertical hollow protective tube frame (10) and horizontal hollow protection pipe support (11)
Have a point irrigation conduit (12), it is described divide on irrigation conduit (12) be provided with flow control valve (13), it is described to divide irrigation conduit (12)
Between be provided with humidity sensor (14), vertical hollow protective tube frame (10) front and rear is provided with Irrigation shower head
(15), tank (1) front is provided with control box (16), and control box (16) front is provided with touch screen (17), institute
It states touch screen (17) side to be provided with control button (18), the control box (16) is internally provided with controller (19), the control
Device (19) side processed is provided with battery (20), the liquid level sensor (2), the water pump (4), the solenoid valve (5), described
Humidity sensor (14), the touch screen (17) and the control button (18) are electrically connected with the controller (19).
2. a kind of park maintenance automatic irrigation device according to claim 1, it is characterised in that: the water inlet pipe (3)
It is welded with the tank (1), the solenoid valve (5) is connected through a screw thread with the water inlet pipe (3).
3. a kind of park maintenance automatic irrigation device according to claim 1, it is characterised in that: the drip pan (6)
It is welded with the tank (1), the filter plate (7) is connect with the drip pan (6) by card slot.
4. a kind of park maintenance automatic irrigation device according to claim 1, it is characterised in that: the solar battery
Plate (8) is bolted with the drip pan (6), and the water pump (4) is bolted with the tank (1).
5. a kind of park maintenance automatic irrigation device according to claim 1, it is characterised in that: described to divide irrigation conduit
(12) it is welded with the main irrigation conduit (9), the flow control valve (13) divides irrigation conduit (12) to pass through screw thread company with described
It connects.
6. a kind of park maintenance automatic irrigation device according to claim 1, it is characterised in that: the control box (16)
It is welded with the tank (1), the controller (19) is connected by screw to the control box (16), the battery (20)
It is connect with the control box (16) by card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821915088.XU CN209330811U (en) | 2018-11-21 | 2018-11-21 | A kind of park maintenance automatic irrigation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821915088.XU CN209330811U (en) | 2018-11-21 | 2018-11-21 | A kind of park maintenance automatic irrigation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209330811U true CN209330811U (en) | 2019-09-03 |
Family
ID=67748717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821915088.XU Expired - Fee Related CN209330811U (en) | 2018-11-21 | 2018-11-21 | A kind of park maintenance automatic irrigation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209330811U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111084077A (en) * | 2019-12-27 | 2020-05-01 | 鲍光彪 | Multi-functional irrigation equipment is used in gardens maintenance |
| CN113692957A (en) * | 2021-07-05 | 2021-11-26 | 张新雷 | Arid is from irrigating type water storage device for afforestation |
-
2018
- 2018-11-21 CN CN201821915088.XU patent/CN209330811U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111084077A (en) * | 2019-12-27 | 2020-05-01 | 鲍光彪 | Multi-functional irrigation equipment is used in gardens maintenance |
| CN113692957A (en) * | 2021-07-05 | 2021-11-26 | 张新雷 | Arid is from irrigating type water storage device for afforestation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Granted publication date: 20190903 Termination date: 20201121 |