CN111011067B - Automatic sprinkling irrigation system for agricultural greenhouse - Google Patents
Automatic sprinkling irrigation system for agricultural greenhouse Download PDFInfo
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- CN111011067B CN111011067B CN202010005766.4A CN202010005766A CN111011067B CN 111011067 B CN111011067 B CN 111011067B CN 202010005766 A CN202010005766 A CN 202010005766A CN 111011067 B CN111011067 B CN 111011067B
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- guide rail
- transverse guide
- upright post
- mounting
- water pump
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/247—Watering arrangements
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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
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Greenhouses (AREA)
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Abstract
The invention discloses an automatic sprinkling irrigation system for an agricultural greenhouse, which comprises a first upright post, a second upright post, a first transverse guide rail, a second transverse guide rail, a movable plate, a sprinkling water tank and a water pump, wherein the first transverse guide rail can be arranged at the upper end of the first upright post in a vertical sliding manner, the second transverse guide rail can be arranged at the upper end of the second upright post in a vertical sliding manner, the movable plate can be arranged on the first transverse guide rail and the second transverse guide rail in a front-back sliding manner, a spray head is arranged at the bottom of the movable plate, universal shaping hoses are arranged on two sides of the movable plate, the water pump is communicated with the sprinkling water tank through a first pipeline, the water pump is communicated with the spray head and the universal shaping hoses through a second pipeline, a water pump mounting mechanism is arranged on the side surface of the lower part of the first upright post, and a mounting sleeve is arranged on the side surface of the water pump; this an automatic sprinkling irrigation system for green house can realize the automatic sprinkling irrigation of crop, and degree of automation is high, and it is few to take up artifical.
Description
Technical Field
The invention relates to an automatic sprinkling irrigation system for an agricultural greenhouse.
Background
The agricultural greenhouse is a simple and practical protected cultivation facility, is easy to construct, convenient to use and low in investment, is generally adopted by all countries in the world along with the development of plastic industry, utilizes materials such as bamboo and wood, steel and the like, covers plastic films, and is built into an arched greenhouse for cultivating crops such as vegetables and the like, so that the supply can be advanced or delayed, the yield per unit area is improved, the natural disasters can be favorably prevented, particularly, fresh and tender vegetables can be supplied in early spring and late autumn in the northern area, and the greenhouse is very beneficial to people.
In order to ensure the normal growth of crops, farmers often irrigate plants so as to ensure proper soil humidity, the traditional method adopts a sprinkler, but the traditional method has the defects of low automation degree and more occupied manpower.
Therefore, there is a particular need for an automatic sprinkler irrigation system for an agricultural greenhouse that addresses the problems of the prior art.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an automatic sprinkling irrigation system for an agricultural greenhouse, which can realize automatic sprinkling irrigation of crops.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an automatic sprinkling irrigation system for an agricultural greenhouse comprises a first upright post, a second upright post, a first transverse guide rail, a second transverse guide rail, a movable plate, a sprinkling water tank and a water pump;
the first upright post and the second upright post are longitudinally arranged;
the first transverse guide rail can be arranged at the upper end of the first upright post in a vertically sliding manner, the second transverse guide rail can be arranged at the upper end of the second upright post in a vertically sliding manner, and the movable plate can be arranged on the first transverse guide rail and the second transverse guide rail in a front-back sliding manner;
the bottom of the movable plate is provided with a spray head, two sides of the movable plate are provided with universal shaping hoses, the water pump is communicated with the spray water tank through a first pipeline, and the water pump is communicated with the spray head and the universal shaping hoses through a second pipeline;
one the lower part side of first stand is provided with water pump installation mechanism, the water pump side is provided with the installation cover, installation cover demountable installation is on water pump installation mechanism.
In order to further realize the invention, a first slide rail is arranged on the inner side surface of the first upright, a first slide groove matched with the first slide rail is arranged on the outer side surface of the first transverse guide rail, first upright columns on two sides are provided with a first up-down driving mechanism, and the first up-down driving mechanism is used for driving the first transverse guide rail to slide up and down along the first upright columns.
In order to further realize the invention, the first up-down driving mechanism comprises a first up-down driving motor and a first lead screw, the first up-down driving motor is fixed on the first upright post through a first fixing plate, the lower end of the first lead screw is connected with the output end of the first up-down driving motor, and the first lead screw is in driving connection with the first transverse guide rail.
In order to further realize the invention, a second slide rail is arranged on the inner side surface of the second upright, a second slide groove matched with the second slide rail is arranged on the outer side surface of the second transverse guide rail, second upright columns on two sides are provided with second up-down driving mechanisms, and the second up-down driving mechanisms are used for driving the second transverse guide rail to slide up and down along the second upright columns.
In order to further realize the invention, the second up-down driving mechanism comprises a second up-down driving motor and a second lead screw, the second up-down driving motor is fixed on the second upright post through a second fixing plate, the lower end of the second lead screw is connected with the output end of the second up-down driving motor, and the second lead screw is in driving connection with the second transverse guide rail.
In order to further realize the invention, the inner side surfaces of the first transverse guide rail and the second transverse guide rail are provided with movable sliding rails and racks which extend along the length direction of the first transverse guide rail and the second transverse guide rail, two ends of the movable plate are provided with mounting plates, the outer side surface of the mounting plate is provided with movable sliding grooves matched with the movable sliding rails, the inner side surface of the mounting plate is provided with a front-back driving motor, the output end of the front-back driving motor is provided with a gear, and the gear and the racks are in meshing transmission.
In order to further realize the invention, the water pump mounting mechanism comprises two parallel mounting rods, a fixed rod and a sliding rod, wherein the mounting rods are horizontally arranged on the side surface of the first upright post, the end parts of the mounting rods are fixed on the side surface of the first upright post, the inner side surface of each mounting rod is provided with a mounting chute, two ends of each fixed rod are fixed on the inner side surface of each mounting rod, and two ends of each sliding rod can be slidably mounted in the mounting chutes.
In order to further realize the invention, the mounting sleeve comprises a first semicircular sleeve and a second semicircular sleeve, mounting blocks are arranged at two ends of the first semicircular sleeve and the second semicircular sleeve, the mounting blocks of the first semicircular sleeve and the mounting sleeve of the second first semicircular sleeve are fixed through bolts, and hooks are arranged in the middle of the outer sides of the first semicircular sleeve and the second semicircular sleeve.
In order to further realize the invention, the first upright posts are provided with a plurality of upright posts which are positioned on the same straight line, and the second upright posts are provided with a plurality of upright posts which are positioned on the same straight line.
Advantageous effects
The automatic sprinkling irrigation device can realize automatic sprinkling irrigation of crops, has high automation degree and less labor consumption, can be arranged at the upper end of the first upright post in a vertically sliding manner through the first transverse guide rail, can be arranged at the side surface of the upper end of the second upright post in a vertically sliding manner through the second transverse guide rail, can drive the movable plate to move up and down, is convenient for sprinkling irrigation of crops with different heights, can be arranged on the first transverse guide rail and the second transverse guide rail in a front-back sliding manner through the movable plate, can drive the movable plate to move back and forth, and simultaneously sprays two sides of the crops by combining the universal shaping hose, thereby realizing the omnibearing sprinkling irrigation of the crops; through being provided with water pump installation mechanism and installation cover, make things convenient for dismantling of water pump, then install in another sprinkler irrigation system, the same water pump of a plurality of system sharing reduces the cost of system.
Drawings
FIG. 1 is a schematic structural view of an automatic sprinkler irrigation system for greenhouses according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the installation of a water pump in the automatic sprinkler irrigation system for an agricultural greenhouse of the present invention;
fig. 4 is a schematic connection diagram of the present invention.
Description of reference numerals:
1. a first upright post; 11. a first slide rail; 12. a first up-down driving mechanism; 121. a first up-down driving motor; 122. a first lead screw; 123. a first fixing plate; 13. a water pump mounting mechanism; 131. mounting a rod; 1311. installing a chute; 132. fixing the rod; 133. a slide bar; 2. a second upright post; 21. a second slide rail; 22. a second up-down driving mechanism; 221. a first up-down driving motor; 222. a second lead screw; 223. a second fixing plate; 3. a first transverse guide rail; 31. a first chute; 32. a movable slide rail; 33. a rack; 4. a second transverse guide rail; 41. a second chute; 5. a movable plate; 51. mounting a plate; 511. a movable chute; 52. a front and rear driving motor; 53. a gear; 54. a spray head; 55. a universal shaping hose; 6. a spray water tank; 7. a water pump; 71. a first semicircular sleeve; 72. a second semicircular sleeve; 73. mounting blocks; 74. hooking; 75. a first conduit; 76. a second conduit; 8. a controller; 9. a timer.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and only schematically illustrate the basic structure of the invention, and the direction of the embodiment is based on the direction of fig. 1.
Example one
As shown in fig. 1-3, the automatic sprinkler irrigation system for agricultural greenhouses of the present invention comprises a first upright 1, a second upright 2, a first transverse rail 3, a second transverse rail 4, a movable plate 5, a spray water tank 6 and a water pump 7, wherein:
the first upright post 1 and the second upright post 2 are longitudinally arranged, the lower ends of the first upright post 1 and the second upright post 2 are fixedly buried in the ground, the first upright post 1 is provided with a plurality of upright posts and is positioned on the same straight line, and the second upright post 2 is provided with a plurality of upright posts and is positioned on the same straight line.
The first transverse guide rail 3 can be arranged at the upper end of the first upright post 1 in a vertical sliding manner, the inner side surface of the first upright post 1 is provided with a first slide rail 11, the outer side surface of the first transverse guide rail 3 is provided with a first slide groove 31 matched with the first slide rail 11, the first upright posts 1 at two sides are provided with first vertical driving mechanisms 12, the first vertical driving mechanisms 12 are used for driving the first transverse guide rail 3 to slide up and down along the first upright posts 1, each first vertical driving mechanism 12 comprises a first vertical driving motor 121 and a first lead screw 122, the first vertical driving motor 121 is fixed on the first upright posts 1 through a first fixing plate 123, the lower end of the first lead screw 122 is connected with the output end of the first vertical driving motor 121, the first lead screw 122 is connected with the first transverse guide rail 3 in a driving manner, when in use, the first up-down driving motor 121 at the two ends of the first upright 1 is started to drive the first lead screw 122 to rotate, so as to drive the first transverse guide rail 3 to slide up and down along the first upright 1.
The second transverse guide rail 4 can be arranged at the upper end of the second upright post 2 in a vertically sliding manner, the inner side surface of the second upright post 2 is provided with a second slide rail 21, the outer side surface of the second transverse guide rail 4 is provided with a second slide groove 41 matched with the second slide rail 21, the second upright posts 2 at two sides are provided with second vertical driving mechanisms 22, the second vertical driving mechanisms 22 are used for driving the second transverse guide rail 4 to slide vertically along the second upright post 2, each second vertical driving mechanism 22 comprises a second vertical driving motor 221 and a second lead screw 222, the second vertical driving motor 221 is fixed on the second upright post 2 through a second fixing plate 223, the lower end of the second lead screw 222 is connected with the output end of the second vertical driving motor 221, the second lead screw 222 is connected with the second transverse guide rail 4 in a driving manner, when in use, the second up-down driving motor 221 at the two ends of the second upright 2 is started to drive the second lead screw 222 to rotate, so as to drive the second transverse guide rail 4 to slide up and down along the second upright 2.
The movable plate 5 is slidably mounted on the first transverse rail 3 and the second transverse rail 4 in a front-back direction, the inner side surfaces of the first transverse rail 3 and the second transverse rail 4 are provided with a movable sliding rail 31 and a rack 32 extending along the length direction of the movable sliding rail, two ends of the movable plate 5 are provided with mounting plates 51, the outer side surface of each mounting plate 51 is provided with a movable sliding groove 511 matched with the movable sliding rail 31, the inner side surface of each mounting plate 51 is provided with a front-back driving motor 52, the output end of the front-back driving motor 52 is provided with a gear 53, the gear 53 and the rack 32 are in meshing transmission, when the movable plate 5 is used, the front-back driving motor 52 is started to drive the gear 53 to rotate, and the gear 53 is meshed with the rack 32, so that the movable plate 5 is driven to slide in the front-back direction along the first transverse rail 3 and the second transverse rail 4.
The bottom of the movable plate 5 is provided with a spray head 54, and both sides of the movable plate 5 are provided with universal shaping hoses 55.
Wherein, the lower side surface of one first upright post 1 is provided with a water pump mounting mechanism 13, the water pump mounting mechanism 13 comprises two parallel mounting rods 131, the fixing rod 132 and the sliding rod 133 are arranged, the mounting rod 131 is horizontally arranged on the side surface of the first upright post 1, the end portion of the mounting rod 131 is fixed on the side surface of the first upright post 1, a mounting chute 1311 is arranged on the inner side surface of the mounting rod 131, two ends of the fixing rod 132 are fixed on the inner side surface of the mounting rod 131, two ends of the sliding rod 133 can be slidably mounted in the mounting chute 1311, a mounting sleeve is arranged on the side surface of the water pump 7 and comprises a first semicircular sleeve 71 and a second semicircular sleeve 72, mounting blocks 73 are arranged at two ends of the first semicircular sleeve 71 and the second semicircular sleeve 72, the mounting blocks 73 of the first semicircular sleeve 71 and the mounting sleeves 73 of the second semicircular sleeve 72 are fixed through bolts, and a hook 74 is arranged in the middle portion of the outer side of the first semicircular sleeve 71 and the outer side of the second semicircular sleeve 72.
The water pump 7 is communicated with the spray water tank 6 through a first pipeline 75, the water pump 7 is communicated with the spray head 54 and the universal shaping hose 55 through a second pipeline 76, the water inlet end of the water pump 7 is connected with the first pipeline 75 through a quick connector, and the water outlet of the water pump 7 is connected with the second pipeline 76 through a quick connector.
During the use, locate water pump 7 with first semicircle cover 71 and second semicircle cover 72 cover and pass through the bolt fastening, then adjust slide bar 133 to suitable distance, make the couple 74 of first semicircle cover 71 and second semicircle cover 72 hang and locate on dead lever 132 and slide bar 133, then pass through quick-operation joint and first pipeline 75 and second pipeline 76 with the water inlet and the delivery port of water pump 7 and be connected, when dismantling and packing into another sprinkler irrigation system, only need to dismantle quick-operation joint and mention water pump 7 and break away from couple 74 and dead lever 132 and slide bar 133 with the couple 74 of water pump hanging and locating the dead lever 132 and the slide bar 133 of another sprinkler irrigation system, connect quick-operation joint can, make things convenient for dismantling of water pump 7, then install in another sprinkler irrigation system, same water pump 7 is shared to a plurality of systems, the running cost of reduction system.
During sprinkling irrigation, the universal shaping hose is adjusted to aim at the side face of crops, the water pump pumps out the spray water from the spray water tank and sprays out from the spray head and the universal shaping hose, and the movable plate slides back and forth along the first transverse guide rail and the second transverse guide rail to spray the crops passing through.
The automatic sprinkling irrigation device can realize automatic sprinkling irrigation of crops, has high automation degree and less labor consumption, can be arranged at the upper end of the first upright post in a vertically sliding manner through the first transverse guide rail, can be arranged at the side surface of the upper end of the second upright post in a vertically sliding manner through the second transverse guide rail, can drive the movable plate to move up and down, is convenient for sprinkling irrigation of crops with different heights, can be arranged on the first transverse guide rail and the second transverse guide rail in a front-back sliding manner through the movable plate, can drive the movable plate to move back and forth, and simultaneously sprays two sides of the crops by combining the universal shaping hose, thereby realizing the omnibearing sprinkling irrigation of the crops; through being provided with water pump installation mechanism and installation cover, make things convenient for dismantling of water pump, then install in another sprinkler irrigation system, the same water pump of a plurality of system sharing reduces the cost of system.
Example two
The utility model provides an automatic sprinkling irrigation system for green house, all the other technical characteristics are the same with embodiment one, the difference, refer to fig. 4, still include controller 8 and timer 9, timer 9 and water pump 7 all with controller 8 electric connection, during the use, water pump 7 works, timer 9 accessible controller 8 adjusts its timing time, when timer 9 timing to the settlement time, timer 9 is with signal transmission to controller 8, controller 8 control water pump 7 stop work to realize automatic control sprinkling irrigation time.
The front and rear driving motors 53 are variable frequency motors, and the rotating speeds of the front and rear driving motors can be adjusted through frequency conversion, so that the front and rear movement speeds of the spray irrigation can be adjusted.
The above description is only a preferred embodiment of the present invention, the present invention is not limited to the above embodiment, and there may be some slight structural changes in the implementation, and if there are various changes or modifications to the present invention without departing from the spirit and scope of the present invention, and within the claims and equivalent technical scope of the present invention, the present invention is also intended to include those changes and modifications.
Claims (1)
1. An automatic sprinkling irrigation system for an agricultural greenhouse is characterized by comprising a first upright post, a second upright post, a first transverse guide rail, a second transverse guide rail, a movable plate, a sprinkling water tank and a water pump;
the first upright post and the second upright post are longitudinally arranged;
the first transverse guide rail can be arranged at the upper end of the first upright post in a vertically sliding manner, the second transverse guide rail can be arranged at the upper end of the second upright post in a vertically sliding manner, and the movable plate can be arranged on the first transverse guide rail and the second transverse guide rail in a front-back sliding manner;
the bottom of the movable plate is provided with a spray head, two sides of the movable plate are provided with universal shaping hoses, the water pump is communicated with the spray water tank through a first pipeline, and the water pump is communicated with the spray head and the universal shaping hoses through a second pipeline;
the side surface of the lower part of the first upright post is provided with a water pump mounting mechanism, the side surface of the water pump is provided with a mounting sleeve, and the mounting sleeve is detachably mounted on the water pump mounting mechanism;
the inner side surface of the first upright post is provided with a first slide rail, the outer side surface of the first transverse guide rail is provided with a first slide groove matched with the first slide rail, the first upright posts on two sides are provided with first up-down driving mechanisms, and the first up-down driving mechanisms are used for driving the first transverse guide rail to slide up and down along the first upright posts;
the first up-down driving mechanism comprises a first up-down driving motor and a first lead screw, the first up-down driving motor is fixed on the first upright post through a first fixing plate, the lower end of the first lead screw is connected with the output end of the first up-down driving motor, and the first lead screw is in driving connection with the first transverse guide rail;
a second slide rail is arranged on the inner side surface of the second upright post, a second slide groove matched with the second slide rail is arranged on the outer side surface of the second transverse guide rail, second upright posts on two sides are provided with second up-down driving mechanisms, and the second up-down driving mechanisms are used for driving the second transverse guide rail to slide up and down along the second upright posts;
the second up-down driving mechanism comprises a second up-down driving motor and a second lead screw, the second up-down driving motor is fixed on the second upright post through a second fixing plate, the lower end of the second lead screw is connected with the output end of the second up-down driving motor, and the second lead screw is in driving connection with the second transverse guide rail;
the inner side surfaces of the first transverse guide rail and the second transverse guide rail are provided with a movable sliding rail and a rack which extend along the length direction of the first transverse guide rail and the second transverse guide rail, two ends of the movable plate are provided with mounting plates, the outer side surface of each mounting plate is provided with a movable sliding groove matched with the movable sliding rail, the inner side surface of each mounting plate is provided with a front driving motor and a rear driving motor, the output end of each front driving motor and the output end of each rear driving motor are provided with a gear, and the gears and the racks are in meshing transmission;
the water pump mounting mechanism comprises two mounting rods, a fixing rod and a sliding rod which are arranged in parallel, the mounting rods are horizontally arranged on the side surface of the first upright post, the end parts of the mounting rods are fixed on the side surface of the first upright post, a mounting chute is arranged on the inner side surface of the mounting rods, two ends of the fixing rod are fixed on the inner side surface of the mounting rods, and two ends of the sliding rod can be slidably mounted in the mounting chute;
the mounting sleeve comprises a first semicircular sleeve and a second semicircular sleeve, mounting blocks are arranged at two ends of the first semicircular sleeve and the second semicircular sleeve, the mounting blocks of the first semicircular sleeve and the mounting sleeve of the second first semicircular sleeve are fixed through bolts, and hooks are arranged in the middle of the outer sides of the first semicircular sleeve and the second semicircular sleeve;
the first upright post is provided with a plurality of upright posts and is positioned on the same straight line, and the second upright post is provided with a plurality of upright posts and is positioned on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010005766.4A CN111011067B (en) | 2020-01-03 | 2020-01-03 | Automatic sprinkling irrigation system for agricultural greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010005766.4A CN111011067B (en) | 2020-01-03 | 2020-01-03 | Automatic sprinkling irrigation system for agricultural greenhouse |
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| Publication Number | Publication Date |
|---|---|
| CN111011067A CN111011067A (en) | 2020-04-17 |
| CN111011067B true CN111011067B (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010005766.4A Active CN111011067B (en) | 2020-01-03 | 2020-01-03 | Automatic sprinkling irrigation system for agricultural greenhouse |
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| CN (1) | CN111011067B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111544814A (en) * | 2020-05-15 | 2020-08-18 | 四川能投建工集团设计研究院有限公司 | Automatic water spraying fire extinguishing system |
| CN111788971B (en) * | 2020-07-25 | 2022-01-04 | 上海润科农业科技有限公司 | Fruit growing equipment based on thing networking |
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| CN203289977U (en) * | 2013-06-19 | 2013-11-20 | 张艳玲 | Automatic-watering agricultural greenhouse |
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| CN107660423A (en) * | 2017-06-19 | 2018-02-06 | 慈溪市匡堰盈兴竹制品厂(普通合伙) | A kind of convenient watering device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012148676A1 (en) * | 2011-04-15 | 2012-11-01 | Dow Agrosciences Llc | Automated gravimetric screening platform system and method |
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|---|---|---|---|---|
| CN203040300U (en) * | 2012-11-29 | 2013-07-10 | 天津滨海国际花卉科技园区股份有限公司 | Movable hanging bracket mechanism for greenhouse sprinkling and irrigating device |
| CN203289977U (en) * | 2013-06-19 | 2013-11-20 | 张艳玲 | Automatic-watering agricultural greenhouse |
| CN204518726U (en) * | 2015-04-18 | 2015-08-05 | 王风华 | Agricultural watering machine |
| CN107182637A (en) * | 2017-06-19 | 2017-09-22 | 陈柯 | A kind of watering device |
| CN107660423A (en) * | 2017-06-19 | 2018-02-06 | 慈溪市匡堰盈兴竹制品厂(普通合伙) | A kind of convenient watering device |
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| CN111011067A (en) | 2020-04-17 |
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