CN112314256A - Rice seedling raising device convenient to operation - Google Patents
Rice seedling raising device convenient to operation Download PDFInfo
- Publication number
- CN112314256A CN112314256A CN202011177697.1A CN202011177697A CN112314256A CN 112314256 A CN112314256 A CN 112314256A CN 202011177697 A CN202011177697 A CN 202011177697A CN 112314256 A CN112314256 A CN 112314256A
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- China
- Prior art keywords
- seedling raising
- fixed
- welded
- movable frame
- frame
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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
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/029—Receptacles for seedlings
- A01G9/0295—Units comprising two or more connected receptacles
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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
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/029—Receptacles for seedlings
- A01G9/0297—Grids for supporting several receptacles
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The invention discloses a rice seedling raising device convenient to operate, which comprises a supporting assembly and a seedling raising assembly, wherein the supporting assembly comprises four supporting legs, a fixed frame and a movable frame, the fixed frame is fixedly welded on the four supporting legs, one end of the fixed frame is fixedly connected with a guide assembly, the upper end of the guide assembly is fixedly connected with a connecting rod, the side walls of two ends of the connecting rod are fixedly welded with the upper ends of the supporting legs, the side part of the connecting rod is fixedly welded with a fixed block, the bottom of the fixed block is fixedly welded with an electric push rod, the telescopic end of the electric push rod is fixedly welded with the upper part of the movable frame, and cross rods are fixedly; the seedling raising component comprises a plurality of seedling raising plates, a plurality of partition plates and a plurality of drain holes. When the seedling tray is used for seedling cultivation in the same area, the occupied ground area during seedling cultivation can be effectively reduced through multi-layer cultivation, and the movable frame is put down through the electric push rod during seedling taking, so that a user can conveniently take the seedling tray off the movable frame, and the operation of the user is facilitated.
Description
Technical Field
The invention relates to the technical field of rice seedling raising, in particular to a rice seedling raising device convenient to operate.
Background
And (5) cultivating seedlings. The original meaning is that the seedlings are cultivated in a nursery, a hotbed or a greenhouse and are ready to be transplanted into the land for planting. It can also refer to the stage of various organisms after artificial protection until they can survive independently. The seedling culture is a work with high labor intensity, time consumption and strong technical performance. In the past, most of the traditional open field direct seeding mode or the cold border, improved cold border and sunlight greenhouse seedling raising mode is adopted. Due to the influence of simple and crude equipment and natural conditions, the seedlings of the seedlings are long, poor in quality, irregular in size and high in cost, and the seedlings are often lack of seedlings due to natural disasters such as freezing injury or plant diseases and insect pests. Moreover, the traditional seedling raising technology is only based on experience, the technical errors are more, and especially the seedling raising is difficult to master and popularize only based on experience.
Current rice device of growing seedlings, when using, because area is big, be unfavorable for the use to when getting the seedling, the operation degree of difficulty is big, is unfavorable for the user to use.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems of large operation difficulty and large occupied area when the existing rice seedling raising device takes the seedlings.
(II) technical scheme
In order to achieve the above object, the present invention adopts the following technical solution, a rice seedling raising device convenient to operate, including a supporting component and a seedling raising component, wherein:
the supporting assembly comprises four supporting legs, a fixed frame and a movable frame, the fixed frame is fixedly welded on the four supporting legs, one end of the fixed frame is fixedly connected with a guide assembly, the upper end of the guide assembly is fixedly connected with a connecting rod, the side walls of the two ends of the connecting rod are fixedly welded with the upper ends of the supporting legs, the side part of the connecting rod is fixedly welded with a fixed block, the bottom of the fixed block is fixedly welded with an electric push rod, the telescopic end of the electric push rod is fixedly welded with the upper part of the movable frame, and cross rods are fixedly welded in the fixed frame and the movable frame;
the seedling raising assembly comprises a plurality of seedling raising plates, a plurality of partition plates and a plurality of drain holes, the seedling raising plates are installed on the fixed frame and the movable frame, the partition plates are welded and fixed on the seedling raising plates in an equidistant mode, strip-shaped grooves are formed between the adjacent partition plates, the drain holes are formed in the side walls of the seedling raising plates, and the strip-shaped grooves are communicated with the drain holes.
As a preferable technical scheme, the guide assembly comprises a guide rail and a sliding block, a sliding groove is formed in the side portion of the guide rail, the sliding block is slidably mounted in the sliding groove, the sliding block is fixedly welded with the movable frame, the lower end of the guide rail is fixedly welded with the side portion of the fixed frame, and the upper end of the guide rail is fixedly welded with the middle portion of the connecting rod.
As a preferable technical scheme of the invention, the sliding block is a convex sliding block, the side wall of the sliding block is in clearance sliding fit with the inner wall of the sliding groove, and the clearance is not more than 0.01 mm.
As a preferable technical scheme of the invention, the bottoms of the fixed frame and the movable frame are respectively welded and fixed with a supporting rod, and the supporting rods are positioned below the cross rods.
As a preferred technical scheme of the invention, the side wall of the landing leg is provided with a limiting hole, and a pin shaft is inserted in the limiting hole in a sliding manner.
As a preferable technical scheme of the invention, two groups of watering assemblies are welded and fixed on the side parts of the supporting legs, and the two groups of watering assemblies are respectively positioned on the upper parts of the movable frame and the fixed frame.
As a preferred technical scheme, the watering assembly comprises a support frame, a water pipe and a water spraying assembly, the support frame is fixedly welded on the side portion of the supporting leg, the side wall of the water pipe is fixedly welded with the bottom of the support frame, a rotary joint is installed on the side wall of the water pipe, and the rotary joint is communicated with the water spraying assembly.
As a preferable technical solution of the present invention, the water spray assembly includes a cross, a first nozzle and a second nozzle, the cross is communicated with the rotary joint, the first nozzle is installed on four side walls of the cross, and the second nozzle is installed at a central position of a bottom of the cross.
As a preferable technical scheme of the invention, an included angle between the first spray head and the water spraying direction and the horizontal plane where the cross pipe is located is set to be 25-35 degrees.
As a preferable technical scheme of the invention, the bottom of the supporting leg is fixedly connected with a cushion block which is set to be a conical cushion block.
(III) advantageous effects
1. According to the rice seedling raising device convenient to operate, due to the use of the supporting group, after seedlings are placed on the seedling raising tray, the seedling raising tray is placed on the movable frame, after the movable frame is fully placed, the electric push rod is opened, the position of the movable frame is lifted, the seedling raising tray is placed on the fixed frame, when the same area is used for raising seedlings, the ground area occupied during seedling raising can be effectively reduced through multi-layer cultivation, and in addition, when seedlings are taken, the movable frame is placed through the electric push rod, the seedling raising tray can be conveniently taken down from the movable frame by a user, and the operation of the user is facilitated;
2. according to the rice seedling raising device convenient to operate, the seedling raising assembly is used, the partition plate seedling raising plate is divided into the plurality of strip-shaped grooves, rice seedlings can be arranged in rows and columns, and the occurrence of seedling and root connection is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic top view of the holder of the present invention;
FIG. 5 is a schematic sectional top view of the nursery site of the present invention;
fig. 6 is a schematic top cross-sectional view of the guide rail of the present invention.
In the figure: 100. a support assembly; 111. a limiting hole; 112. a pin shaft; 113. a watering assembly; 1131. a support frame; 1132. a water pipe; 1133. a rotary joint; 114. a water spray assembly; 1141. a cross pipe; 1142. a first nozzle; 1143. a second nozzle; 115. cushion blocks; 110. a support leg; 120. a fixed mount; 130. a movable frame; 140. a guide assembly; 141. a guide rail; 142. a slider; 143. a chute; 150. a connecting rod; 160. a fixed block; 170. an electric push rod; 180. a cross bar; 190. a support bar; 200. a seedling raising component; 210. a seedling raising plate; 220. a partition plate; 230. a drain hole; 240. a strip-shaped groove.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "longitudinal", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
As shown in fig. 1 to 6, a rice seedling raising apparatus which is easy to handle includes a support assembly 100 and a seedling raising assembly 200, wherein:
the supporting assembly 100 comprises four supporting legs 110, a fixed frame 120 and a movable frame 130, the fixed frame 120 is welded and fixed on the four supporting legs 110, one end of the fixed frame 120 is fixedly connected with a guide assembly 140, the upper end of the guide assembly 140 is fixedly connected with a connecting rod 150, the side walls of the two ends of the connecting rod 150 are welded and fixed with the upper end of the supporting legs 110, the side part of the connecting rod 150 is welded and fixed with a fixed block 160, the bottom of the fixed block 160 is welded and fixed with an electric push rod 170, the telescopic end of the electric push rod 170 is welded and fixed with the upper part of the movable frame 130, the fixed frame 120 and the movable frame 130 are both welded and fixed with a cross rod 180, after seedlings are placed on the seedling raising tray 210, the seedling raising tray 210 is firstly placed on the movable frame 130 through the use of the supporting assembly 100, after the movable frame 130 is fully placed, the electric push rod 170 is opened, and the, when the seedling raising tray 210 is placed on the fixed frame 120, the ground area occupied during seedling raising can be effectively reduced through multi-layer cultivation when the same area is used for seedling raising, and when seedlings are taken, the movable frame 130 is placed down through the electric push rod 170, so that a user can conveniently take the seedling raising tray 210 down from the movable frame 130, and the operation of the user is facilitated;
the seedling raising assembly 200 comprises a plurality of seedling raising disks 210, a plurality of partition plates 220 and a plurality of water drainage holes 230, the plurality of seedling raising disks 210 are installed on the fixed frame 120 and the movable frame 130, the plurality of partition plates 220 are welded and fixed on the seedling raising disks 210 at equal intervals, strip-shaped grooves 240 are formed between the adjacent partition plates 220, the plurality of water drainage holes 230 are formed in the side walls of the seedling raising disks 210, the strip-shaped grooves 240 are communicated with the water drainage holes 230, the seedling raising disks 210 are divided into the strip-shaped grooves 240 by the partition plates 220 through the seedling raising assembly 200, rice seedlings can be arranged in rows, and the occurrence of the situation that the seedlings are connected with the roots is reduced.
Specifically, the guide assembly 140 includes a guide rail 141 and a slider 142, a sliding groove 143 is formed in a side portion of the guide rail 141, the slider 142 is slidably mounted in the sliding groove 143, the slider 142 is welded and fixed to the movable frame 130, a lower end of the guide rail 141 is welded and fixed to a side portion of the fixed frame 120, and an upper end of the guide rail 141 is welded and fixed to a middle portion of the connecting rod 150.
Specifically, the slider 142 is a convex slider, the side wall of the slider 142 is in clearance sliding fit with the inner wall of the sliding groove 143, the clearance is not more than 0.01mm, and the slider 142 is used in cooperation with the sliding groove, so that the movable frame 130 can linearly ascend or descend along the guide rail 141, and the stability during ascending and descending is improved.
Specifically, the bottom of the fixed frame 120 and the bottom of the movable frame 130 are both welded and fixed with a support rod 190, the support rod 190 is located below the cross rod 180, and the support rod 190 is used for supporting the seedling raising tray 210.
Specifically, a limit hole 111 is formed in the side wall of the support leg 110, a pin 112 is inserted into the limit hole 111 in a sliding manner, and after the pin 112 penetrates through the support leg 110, one end of the pin 112 supports the movable frame 130 through cooperation of the limit hole 111 and the pin 112.
Specifically, two groups of watering assemblies 113 are welded and fixed on the side portion of the supporting leg 110, the two groups of watering assemblies 113 are respectively located on the upper portion of the movable frame 130 and the upper portion of the fixed frame 120, each watering assembly 113 comprises a supporting frame 1131, a water pipe 1132 and a water spraying assembly 114, the supporting frame 1131 is welded and fixed on the side portion of the supporting leg 110, the side wall of the water pipe 1132 is welded and fixed with the bottom of the supporting frame 1131, a rotary joint 1133 is installed on the side wall of the water pipe 1132, the rotary joint 1133 is communicated with the water spraying assembly 114, the water spraying assembly 114 comprises a cross pipe 1141, a first spray head 1142 and a second spray head 1143, the cross pipe 1141 is communicated with the rotary joint 1133, the first spray head 1142 is installed on the side wall of the four ends of the cross pipe 1141, an included angle between the first spray head 1142 and the water spraying direction and the horizontal plane of the cross pipe 1141 is, the first spray head 1142 is obliquely arranged, so that when the water sprayer sprays water, the water spraying component 114 can rotate by taking the rotary joint 1133 as an axis by the generated lateral thrust, the second spray head 1143 is arranged at the central position of the bottom of the cross pipe 1141, and the first spray head 1142 and the second spray head 1143 can spray water in a rotating manner by using the watering component 113, so that the coverage area of the first spray head 1142 and the second spray head 1143 for spraying water is increased.
Specifically, a cushion block 115 is fixedly connected to the bottom of the leg 110, the cushion block 115 is a tapered cushion block, and the stability of the device can be improved by using the cushion block 115.
The structure principle is as follows: after seedlings are placed on the seedling raising tray 210, the seedling raising tray 210 is placed on the movable frame 130, after the movable frame 130 is fully placed, the electric push rod 170 is opened, the position of the movable frame 130 is lifted, the seedling raising tray 210 is placed on the fixed frame 120, when the seedlings are raised in the same area, the occupied ground area during the seedling raising can be effectively reduced through multi-layer cultivation, in addition, when the seedlings are taken, the movable frame 130 is placed through the electric push rod 170, the seedling raising tray 210 can be conveniently taken down from the movable frame 130 by a user, and the operation of the user is convenient; by using the seedling raising assembly 200, the partition plates 220 are used for dividing the seedling raising tray 210 into a plurality of strip-shaped grooves 240, so that rice seedlings can be arranged in rows and columns, and the occurrence of seedling-root connection is reduced; through the inclined arrangement of first shower nozzle 1142, when the ware sprays water, the lateral thrust that produces can make water spray component 114 use rotary joint 1133 to rotate as the axle center, through the use of subassembly 113 that waters, can make first shower nozzle 1142 and second shower nozzle 1143 rotatory water spray, increase the coverage area that first shower nozzle 1142 and second shower nozzle 1143 sprayed water.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A rice seedling raising device convenient to operate comprises a supporting component (100) and a seedling raising component (200), and is characterized in that:
the supporting assembly (100) comprises four supporting legs (110), a fixed frame (120) and a movable frame (130), the fixed frame (120) is fixedly welded on the four supporting legs (110), one end of the fixed frame (120) is fixedly connected with a guide assembly (140), the upper end of the guide assembly (140) is fixedly connected with a connecting rod (150), the side walls of two ends of the connecting rod (150) are fixedly welded with the upper ends of the supporting legs (110), the side part of the connecting rod (150) is fixedly welded with a fixed block (160), the bottom of the fixed block (160) is fixedly welded with an electric push rod (170), the telescopic end of the electric push rod (170) is fixedly welded with the upper part of the movable frame (130), and cross rods (180) are fixedly welded in the fixed frame (120) and the movable frame (130);
the seedling raising assembly (200) comprises a plurality of seedling raising discs (210), a plurality of partition plates (220) and a plurality of drain holes (230), the plurality of seedling raising discs (210) are installed on the fixed frame (120) and the movable frame (130), the plurality of partition plates (220) are welded and fixed on the seedling raising discs (210) at equal intervals, a strip-shaped groove (240) is formed between every two adjacent partition plates (220), the plurality of drain holes (230) are formed in the side wall of each seedling raising disc (210), and the strip-shaped groove (240) is communicated with the drain holes (230).
2. A rice seedling raising apparatus which is easy to handle as claimed in claim 1, wherein: the guide assembly (140) comprises a guide rail (141) and a sliding block (142), a sliding groove (143) is formed in the side portion of the guide rail (141), the sliding block (142) is slidably mounted in the sliding groove (143), the sliding block (142) and the movable frame (130) are welded and fixed, the lower end of the guide rail (141) is welded and fixed with the side portion of the fixed frame (120), and the upper end of the guide rail (141) is welded and fixed with the middle portion of the connecting rod (150).
3. A rice seedling raising apparatus which is easy to handle as claimed in claim 2, wherein: the slider (142) is arranged to be a convex slider, the side wall of the slider (142) is in clearance sliding fit with the inner wall of the sliding groove (143), and the clearance is not more than 0.01 mm.
4. A rice seedling raising apparatus which is easy to handle as claimed in claim 1, wherein: the bottom of the fixed frame (120) and the bottom of the movable frame (130) are both fixedly welded with supporting rods (190), and the supporting rods (190) are located below the cross rod (180).
5. A rice seedling raising apparatus which is easy to handle as claimed in claim 1, wherein: the side wall of the supporting leg (110) is provided with a limiting hole (111), and a pin shaft (112) is inserted in the limiting hole (111) in a sliding mode.
6. A rice seedling raising apparatus which is easy to handle as claimed in claim 1, wherein: two groups of watering assemblies (113) are fixedly welded on the side portions of the supporting legs (110), and the two groups of watering assemblies (113) are respectively positioned on the upper portion of the movable frame (130) and the upper portion of the fixed frame (120).
7. A rice seedling raising apparatus which is easy to handle as claimed in claim 7, wherein: subassembly (113) waters includes support frame (1131), water pipe (1132) and water spray subassembly (114), support frame (1131) welded fastening be in the lateral part of landing leg (110), the lateral wall of water pipe (1132) with the bottom welded fastening of support frame (1131), install rotary joint (1133) on water pipe (1132) lateral wall, rotary joint (1133) with water spray subassembly (114) are linked together.
8. A rice seedling raising apparatus which is easy to handle as claimed in claim 7, wherein: the water spray assembly (114) comprises a cross pipe (1141), a first spray head (1142) and a second spray head (1143), the cross pipe (1141) is communicated with the rotary joint (1133), the first spray head (1142) is installed on the four end side walls of the cross pipe (1141), and the second spray head (1143) is installed at the bottom center of the cross pipe (1141).
9. A rice seedling raising apparatus which is easy to handle as claimed in claim 8, wherein: the included angle between the first spray head (1142) and the water spraying direction and the horizontal plane where the cross pipe (1141) is located is set to be 25-35 degrees.
10. A rice seedling raising apparatus which is easy to handle as claimed in claim 1, wherein: the bottom of the supporting leg (110) is fixedly connected with a cushion block (115), and the cushion block (115) is a conical cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011177697.1A CN112314256A (en) | 2020-10-29 | 2020-10-29 | Rice seedling raising device convenient to operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011177697.1A CN112314256A (en) | 2020-10-29 | 2020-10-29 | Rice seedling raising device convenient to operation |
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| Publication Number | Publication Date |
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| CN112314256A true CN112314256A (en) | 2021-02-05 |
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ID=74297706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011177697.1A Pending CN112314256A (en) | 2020-10-29 | 2020-10-29 | Rice seedling raising device convenient to operation |
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| CN (1) | CN112314256A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106342584A (en) * | 2016-08-26 | 2017-01-25 | 山东胜伟园林科技有限公司 | Suaeda salsa plant seedbed for restoration of saline-alkali land |
| CN206586052U (en) * | 2017-03-10 | 2017-10-27 | 石家庄市农林科学研究院 | A kind of seedlings nursing plate for being easy to transplant |
| CN207170070U (en) * | 2017-04-12 | 2018-04-03 | 阮善敏 | A kind of rotatable sprayer unit with hurricane globe |
| WO2019030428A1 (en) * | 2017-08-07 | 2019-02-14 | Netled Oy | Method and arrangement for growing plants on multilayer principle |
| CN210247735U (en) * | 2019-07-08 | 2020-04-07 | 山东润鹏种苗有限公司 | Multi-layer seedling raising bed convenient to operate |
| CN210631601U (en) * | 2019-07-19 | 2020-05-29 | 浙江龙鼎消防器材有限公司 | Fire control shower nozzle that sprays effectually |
| CN111330924A (en) * | 2020-03-30 | 2020-06-26 | 北京沄汇智能科技有限公司 | Coal stirring and spray-washing device |
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2020
- 2020-10-29 CN CN202011177697.1A patent/CN112314256A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106342584A (en) * | 2016-08-26 | 2017-01-25 | 山东胜伟园林科技有限公司 | Suaeda salsa plant seedbed for restoration of saline-alkali land |
| CN206586052U (en) * | 2017-03-10 | 2017-10-27 | 石家庄市农林科学研究院 | A kind of seedlings nursing plate for being easy to transplant |
| CN207170070U (en) * | 2017-04-12 | 2018-04-03 | 阮善敏 | A kind of rotatable sprayer unit with hurricane globe |
| WO2019030428A1 (en) * | 2017-08-07 | 2019-02-14 | Netled Oy | Method and arrangement for growing plants on multilayer principle |
| CN210247735U (en) * | 2019-07-08 | 2020-04-07 | 山东润鹏种苗有限公司 | Multi-layer seedling raising bed convenient to operate |
| CN210631601U (en) * | 2019-07-19 | 2020-05-29 | 浙江龙鼎消防器材有限公司 | Fire control shower nozzle that sprays effectually |
| CN111330924A (en) * | 2020-03-30 | 2020-06-26 | 北京沄汇智能科技有限公司 | Coal stirring and spray-washing device |
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