A kind of Dendrobium officinale planting sprinkling irrigation device

By designing a sprinkler system with drive and lifting components, the problem of adjustable nozzle height was solved, enabling flexible adjustment of nozzle height and improving the absorption capacity of Dendrobium officinale roots.

CN224521993UActive Publication Date: 2026-07-21ZHEJIANG YICAOTANG BIOTECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHEJIANG YICAOTANG BIOTECHNOLOGY CO LTD
Filing Date
2025-09-03
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing sprinkler irrigation systems cannot adjust the height of the nozzles according to the growth stage of Dendrobium officinale, leading to water shortage in the seedling stage or shriveling of the deep roots in the mature stage.

Method used

A sprinkler irrigation device including a drive assembly, a rotating shaft, and a lifting assembly was designed. The rotating shaft is driven by a worm gear reducer motor, which in turn raises and lowers the water outlet pipe and the sprinkler head, thereby achieving free adjustment of the sprinkler head height.

Benefits of technology

It enables flexible adjustment of the nozzle height, avoiding the problems of water mist drift or only wetting the surface during the seedling stage and water shortage in the deep root system during the mature stage, thus improving the root absorption capacity of Dendrobium officinale.

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Abstract

The utility model discloses a kind of iron skin dendrobium planting sprinkling irrigation devices, including mounting bracket, shunt pipe is fixedly arranged in mounting bracket interior, shunt pipe bottom is fixedly arranged with installation pipe, installation pipe interior is provided with water outlet pipe, piston assembly is provided between the outer surface of water outlet pipe and the inner surface of installation pipe, water outlet pipe water outlet end is fixedly installed with spray head, drive assembly is provided in mounting bracket right side, rotating shaft is rotatably arranged in mounting bracket interior, rotating shaft surface is provided with lifting assembly, the distance between spray head and iron skin dendrobium can be freely adjusted, avoid in iron skin dendrobium seedling period, root system is shallow, resistance is weak, if with high spray head of adult plant period, water mist is easy to drift or only wet surface layer, leading to root system water shortage condition, simultaneously avoid iron skin dendrobium adult plant period, using low spray head of seedling period, leading to water mist can only penetrate surface layer, deep layer root system can be due to surface wet internal dry, leading to aerial root shriveling, absorption capacity decline condition.
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Description

Technical Field

[0001] This utility model relates to the field of Dendrobium officinale cultivation technology, and in particular to a sprinkler irrigation device for Dendrobium officinale cultivation. Background Technology

[0002] Dendrobium officinale is a plant belonging to the genus Dendrobium in the family Orchidaceae. Its stem is erect, cylindrical, 9–35 cm long and 2–4 mm thick, unbranched, and multi-segmented. The leaves are distichous, papery, oblong-lanceolate, often with pale purple edges and midrib. Dendrobium officinale is known as the "Number One Immortal Herb in the World" due to its high edible and medicinal value, but its cultivation is very difficult, resulting in consistently high prices. In recent years, the demand for Dendrobium officinale has been increasing, while wild resources cannot meet market demand. Tissue culture technology has made large-scale artificial cultivation possible. Significant progress has been made in Dendrobium officinale tissue culture techniques, including seed germination, protocorm differentiation, rooting and seedling growth, and protocorm proliferation.

[0003] During the cultivation of Dendrobium officinale, it is necessary to spray irrigation. Generally, this is done through a sprinkler irrigation device, usually by hanging the nozzle above the Dendrobium officinale and spraying atomized water to irrigate it.

[0004] However, existing sprinkler irrigation devices for irrigating Dendrobium officinale cultivation often have fixed nozzle suspension positions, resulting in a fixed irrigation distance between the nozzle and the Dendrobium officinale. During the seedling stage, Dendrobium officinale has shallow roots and weak resistance. If a high nozzle is used during the mature stage, the water mist easily drifts or only wets the surface, leading to root dehydration. Conversely, during the mature stage, the root system is deep, increasing water requirements. If a low nozzle is used during the seedling stage, the water mist can only penetrate the surface, leaving the deeper roots dry and causing the aerial roots to shrivel and their absorption capacity to decrease. Based on these problems, this application proposes a sprinkler irrigation device for Dendrobium officinale cultivation. Utility Model Content

[0005] To address the shortcomings of existing technologies, this utility model provides a sprinkler irrigation device for Dendrobium officinale cultivation, which solves the aforementioned problems.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: A sprinkler irrigation device for Dendrobium officinale cultivation includes a mounting frame, a diversion pipe fixedly installed inside the mounting frame, an installation pipe fixedly installed at the bottom of the diversion pipe, a water outlet pipe installed inside the installation pipe, a piston assembly installed between the outer surface of the water outlet pipe and the inner surface of the installation pipe, a nozzle fixedly installed at the water outlet end of the water outlet pipe, a drive assembly installed on the right side of the mounting frame, a rotating shaft rotatably installed inside the mounting frame, and a lifting assembly installed on the surface of the rotating shaft.

[0007] Preferably, the drive assembly includes a mounting housing fixedly mounted on the right side of the mounting bracket. A worm gear reducer motor is fixedly mounted on the right side of the mounting housing. A coupling is fixedly mounted on the output end of the worm gear reducer motor. A rotating shaft is mounted on the output end of the worm gear reducer motor via the coupling. A driving gear is fixedly mounted on the surface of the rotating shaft. A driven gear is meshed on the surface of the driving gear. A connecting shaft is fixedly mounted inside the driven gear. Both the rotating shaft and the connecting shaft are rotatably connected to the mounting bracket.

[0008] Preferably, there are two rotating shafts, which are respectively fixedly installed on the left end of the rotating shaft and the left end of the connecting shaft. The rotating shafts are made of metal, and the driving gear and the driven gear have the same specifications.

[0009] Preferably, the lifting assembly includes a take-up and release wheel fixedly installed on the surface of the rotating shaft, a steel cable wound on the take-up and release wheel, a lifting frame fixedly installed at one end of the steel cable, and the other end of the steel cable fixedly connected to the take-up and release wheel. The lifting frame is fixedly installed on the surface of the water outlet pipe, a guide ring is provided on the surface of the steel cable, a fixing frame is fixedly installed on the outer surface of the guide ring, a fixing plate is fixedly installed at the top of the fixing frame, and the fixing plate is fixedly installed between the opposing surfaces of the mounting frame.

[0010] Preferably, the number of take-up and release wheels is several, and the several take-up and release wheels are symmetrically distributed, with two take-up and release wheels forming a group.

[0011] Preferably, the piston assembly includes a sealing sleeve fixedly installed on the surface of the water outlet pipe. The outer surface of the sealing sleeve has an installation groove, and a sealing ring is installed inside the installation groove. The sealing ring overlaps with the installation pipe.

[0012] Preferably, a limiting plate is fixedly provided at the bottom of the installation pipe. The limiting plate has a circular structure and is slidably connected to the water outlet pipe.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows: This sprinkler irrigation device for Dendrobium officinale cultivation drives the rotating shaft to rotate through the drive component, and drives the lifting component to move the water outlet pipe through the rotating shaft, so that the water outlet pipe moves the nozzle, thereby adjusting the height of the nozzle. This allows the distance between the nozzle and the Dendrobium officinale to be freely adjusted, avoiding the situation where, in the seedling stage of Dendrobium officinale, the root system is shallow and the resistance is weak, and if a high nozzle is used in the mature stage, the water mist is easy to drift or only wets the surface layer, leading to water shortage in the root system. At the same time, it avoids the situation where, in the mature stage of Dendrobium officinale, a low nozzle is used in the seedling stage, which causes the water mist to only penetrate the surface layer, and the deep roots become dry due to surface moisture, resulting in the aerial roots withering and the absorption capacity decreasing. Attached Figure Description

[0014] Figure 1This is an isometric drawing of the structure of this utility model; Figure 2 This is a schematic diagram of the drive component structure of this utility model; Figure 3 This is a schematic diagram of the color lifting component structure of this utility model; Figure 4 This is a partial structural diagram of the present invention; Figure 5 for Figure 4 Enlarged view of the structure at point A.

[0015] In the diagram: 1. Mounting bracket; 2. Mounting housing; 3. Worm gear reducer motor; 4. Rotating shaft; 5. Drive gear; 6. Driven gear; 7. Connecting shaft; 8. Rotating shaft; 9. Diverter pipe; 10. Mounting pipe; 11. Outlet pipe; 12. Retractor wheel; 13. Steel cable; 14. Guide ring; 15. Fixing bracket; 16. Fixing plate; 17. Lifting frame; 18. Sealing sleeve; 19. Mounting groove; 20. Sealing ring; 21. Limiting plate. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] Example: Refer to Figure 1-5A sprinkler irrigation device for Dendrobium officinale cultivation includes a mounting frame 1. A diversion pipe 9 is fixedly installed inside the mounting frame 1. An installation pipe 10 is fixedly installed at the bottom of the diversion pipe 9. A water outlet pipe 11 is installed inside the installation pipe 10. A piston assembly is installed between the outer surface of the water outlet pipe 11 and the inner surface of the installation pipe 10. A nozzle is fixedly installed at the water outlet end of the water outlet pipe 11. A drive assembly is located on the right side of the mounting frame 1. A rotating shaft 8 is rotatably installed inside the mounting frame 1. A lifting assembly is installed on the surface of the rotating shaft 8. The drive assembly includes a mounting housing 2 fixedly installed on the right side of the mounting frame 1. A worm gear reducer motor 3 is fixedly mounted on the side. A coupling is fixedly mounted on the output end of the worm gear reducer motor 3. A rotating shaft 4 is mounted on the output end of the worm gear reducer motor 3 via the coupling. A driving gear 5 is fixedly mounted on the surface of the rotating shaft 4. A driven gear 6 is meshed on the surface of the driving gear 5. A connecting shaft 7 is fixedly mounted inside the driven gear 6. Both the rotating shaft 4 and the connecting shaft 7 are rotatably connected to the mounting bracket 1. There are two rotating shafts 8, which are fixedly mounted on the left end of the rotating shaft 4 and the left end of the connecting shaft 7, respectively. The rotating shafts 8 are made of metal. The driving gear 5... Similar to the driven gear 6, the lifting assembly includes a take-up and release wheel 12 fixedly mounted on the surface of the rotating shaft 8. A steel cable 13 is wound around the take-up and release wheel 12. A lifting frame 17 is fixedly mounted on one end of the steel cable 13, and the other end of the steel cable 13 is fixedly connected to the take-up and release wheel 12. The lifting frame 17 is fixedly mounted on the surface of the water outlet pipe 11. A guide ring 14 is provided on the surface of the steel cable 13. A fixing frame 15 is fixedly mounted on the outer surface of the guide ring 14. A fixing plate 16 is fixedly mounted on the top of the fixing frame 15. The fixing plate 16 is fixedly mounted between the opposing surfaces of the mounting frame 1. The number of take-up and release wheels 12 is... Several take-up and release wheels 12 are symmetrically distributed, with two take-up and release wheels 12 forming a group. The worm gear reducer motor 3 drives the coupling to drive the rotating shaft 4 to rotate. The rotating shaft 4 drives the connecting shaft 7 to rotate through the driving gear 5 and the driven gear 6, so that the rotating shaft 4 and the connecting shaft 7 simultaneously drive the rotating shaft 8 to rotate. The rotating shaft 8 drives the take-up and release wheels 12 to wind and unwind the steel cable 13, so that the steel cable 13 on the front and rear sides drives the water outlet pipe 11 to move up or down through the lifting frame 17. The water outlet pipe 11 can then drive the nozzle to move up or down, thereby adjusting the height of the nozzle.

[0018] Specifically, the piston assembly includes a sealing sleeve 18 fixedly installed on the surface of the outlet pipe 11. The outer surface of the sealing sleeve 18 has an installation groove 19, and a sealing ring 20 is installed inside the installation groove 19. The sealing ring 20 overlaps with the installation pipe 10. When the outlet pipe 11 moves inside the installation pipe 10, the outlet pipe 11 drives the sealing sleeve 18 to move inside the installation pipe 10. The sealing sleeve 18 drives the sealing ring 20 to move through the installation groove 19. The sealing ring 20 and the sealing sleeve 18 seal the gap between the outlet pipe 11 and the installation pipe 10, so that the water entering the installation pipe 10 will not flow out through the gap between the installation pipe 10 and the outlet pipe 11.

[0019] Specifically, a limiting plate 21 is fixedly installed at the bottom of the installation pipe 10. The limiting plate 21 has a circular structure and is slidably connected to the water outlet pipe 11. By setting the limiting plate 21, the sealing sleeve 18 can be limited, thus preventing the sealing sleeve 18 from moving out of the installation pipe 10 and preventing the water outlet pipe 11 from moving out of the installation pipe 10.

[0020] The sprinkler irrigation device for Dendrobium officinale cultivation is connected to a 220V mains power supply, and the main controller can be a conventional known device such as a computer for control.

[0021] In use: Connect the inlet end of the diversion pipe 9 to an external water delivery device. The external delivery component delivers water to the inside of the diversion pipe 9. The incoming water is diverted through the diversion pipe 9, and the diverted water enters the inside of the installation pipe 10, then enters the inside of the outlet pipe 11, and is sprayed onto the Dendrobium officinale through the nozzle. When the height of the nozzle needs to be adjusted, the external controller controls the worm gear reducer motor 3 to drive the coupling to rotate the rotating shaft 4. The rotating shaft 4 drives the drive gear 5 to rotate, and the drive gear 5 drives the connecting shaft 7 to rotate through the driven gear 6 meshing with it. This causes the rotating shaft 4 and the connecting shaft 7 to simultaneously drive the rotating shaft 8 to rotate, and the rotating shaft 8 drives the take-up and release wheel 12 to rotate, so that the take-up and release wheel 12... The steel cable 13 is wound and unwound. The front fixing plate 16 is located at the front of the cable, while the rear fixing plate 16 is located at the rear of the cable. This allows the front and rear fixing plates 16 to simultaneously wind and unwind the steel cable 13, causing the steel cable 13 to simultaneously move the lifting frame 17 up or down. The lifting frame 17 then moves the water outlet pipe 11 up or down, which in turn moves the nozzle up or down, thus adjusting the nozzle height. During the winding and unwinding process, the steel cable 13 is guided by the guide ring 14. The top and bottom of the guide ring 14 are polished to ensure a smooth surface, preventing the guide ring 14 from cutting the surface of the steel cable 13.

[0022] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A sprinkler irrigation device for planting Dendrobium officinale, comprising a mounting frame (1), characterized in that, The mounting frame (1) is fixedly provided with a diversion pipe (9), and a mounting pipe (10) is fixedly provided at the bottom of the diversion pipe (9). A water outlet pipe (11) is provided inside the mounting pipe (10). A piston assembly is provided between the outer surface of the water outlet pipe (11) and the inner surface of the mounting pipe (10). A nozzle is fixedly installed at the water outlet end of the water outlet pipe (11). A drive assembly is provided on the right side of the mounting frame (1). A rotating shaft (8) is rotatably provided inside the mounting frame (1). A lifting assembly is provided on the surface of the rotating shaft (8).

2. The sprinkler irrigation device for Dendrobium officinale cultivation according to claim 1, characterized in that, The drive assembly includes a mounting housing (2) fixedly mounted on the right side of the mounting frame (1). A worm gear reducer motor (3) is fixedly mounted on the right side of the mounting housing (2). A coupling is fixedly mounted on the output end of the worm gear reducer motor (3). A rotating shaft (4) is mounted on the output end of the worm gear reducer motor (3) through the coupling. A drive gear (5) is fixedly mounted on the surface of the rotating shaft (4). A driven gear (6) is meshed on the surface of the drive gear (5). A connecting shaft (7) is fixedly mounted inside the driven gear (6). Both the rotating shaft (4) and the connecting shaft (7) are rotatably connected to the mounting frame (1).

3. The sprinkler irrigation device for Dendrobium officinale cultivation according to claim 2, characterized in that, There are two rotating shafts (8). The two rotating shafts (8) are fixedly installed on the left end of the rotating shaft (4) and the left end of the connecting shaft (7), respectively. The rotating shafts (8) are made of metal. The driving gear (5) and the driven gear (6) have the same specifications.

4. The sprinkler irrigation device for Dendrobium officinale cultivation according to claim 1, characterized in that, The lifting assembly includes a take-up and release wheel (12) fixedly installed on the surface of the rotating shaft (8). A steel cable (13) is wound on the take-up and release wheel (12). A lifting frame (17) is fixedly installed at one end of the steel cable (13). The other end of the steel cable (13) is fixedly connected to the take-up and release wheel (12). The lifting frame (17) is fixedly installed on the surface of the water outlet pipe (11). A guide ring (14) is provided on the surface of the steel cable (13). A fixing frame (15) is fixedly installed on the outer surface of the guide ring (14). A fixing plate (16) is fixedly installed at the top of the fixing frame (15). The fixing plate (16) is fixedly installed between the opposing surfaces of the mounting frame (1).

5. A sprinkler irrigation device for Dendrobium officinale cultivation according to claim 4, characterized in that, The number of the take-up and release wheels (12) is several, and the several take-up and release wheels (12) are symmetrically distributed, with two take-up and release wheels (12) forming a group.

6. The sprinkler irrigation device for Dendrobium officinale cultivation according to claim 1, characterized in that, The piston assembly includes a sealing sleeve (18) fixedly installed on the surface of the water outlet pipe (11). The outer surface of the sealing sleeve (18) is provided with an installation groove (19). A sealing ring (20) is installed inside the installation groove (19). The sealing ring (20) overlaps with the installation pipe (10).

7. The sprinkler irrigation device for Dendrobium officinale cultivation according to claim 1, characterized in that, The bottom of the installation pipe (10) is fixedly provided with a limiting plate (21), the limiting plate (21) is in the shape of a ring, and the limiting plate (21) and the water outlet pipe (11) are slidably connected.