Pine cultivation device facilitating nutrient solution supply

Abstract

The utility model belongs to the technical field of plant cultivation, particularly relates to an arbor cultivation device convenient for supplying nutrient solution, and aims to solve the problems that the conventional arbor cultivation device is low in irrigation efficiency, uneven in nutrient solution supply, single in function, difficult to flexibly adjust the supply mode and the like. A supporting rotating disc is rotationally mounted at the top of the bottom plate, and a cultivation pot is placed at the top of the supporting rotating disc; the arbor cultivation device further comprises an infusion tube, the infusion tube is fixedly installed at the top of the bottom plate through a support, and an irrigation assembly is arranged on one side of the infusion tube. According to the arbor cultivation device, by flexibly switching the irrigation assembly and the spray irrigation assembly, the nutrient solution utilization rate is increased, and healthy growth of arbor can be promoted; the design of a supporting turntable and an adjusting assembly ensures uniform application of a nutrient solution, and poor growth of plants is avoided; the adjusting assembly can adjust the sprinkling height to enhance the flexibility of the device; the device is simple in structure, convenient to operate, easy to maintain and high in practical value.

Description

TECHNICAL FIELD

[0001] The utility model relates to plant cultivation technical field especially, a kind of pinus strobus cultivation device convenient to supply nutrient solution. BACKGROUND

[0002] Pinus strobus as a kind of common ornamental plant, its cultivation process needs to supply nutrient solution regularly to meet its nutrient requirement. However, the traditional pinus strobus cultivation device in use, there are still the following problems:

[0003] Traditional pinus strobus cultivation mostly uses manual irrigation mode, this mode is not only inefficient, and it is difficult to ensure the uniform supply of nutrient solution, so as to affect the growth effect of pinus strobus;In addition, the flexibility and functionality of the existing pinus strobus cultivation device are not good enough, it is inconvenient to flexibly adjust the supply mode and supply amount of nutrient solution according to the growth condition of pinus strobus, further limit the growth potential of pinus strobus.

[0004] For the above problems, the utility model file proposes a kind of pinus strobus cultivation device convenient to supply nutrient solution. INVENTION CONTENTS

[0005] The utility model aims at solving the irrigation efficiency of traditional pinus strobus cultivation device in prior art is low, nutrient solution is not supplied evenly, and it is single in function, difficult to flexibly adjust supply mode and other shortcomings, and proposes a kind of pinus strobus cultivation device convenient to supply nutrient solution.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A kind of pinus strobus cultivation device convenient to supply nutrient solution, it include:

[0008] Bottom plate, the top of the bottom plate is rotatably installed with support turntable, the top of the support turntable is placed with cultivation pot, the cultivation pot is used for the cultivation of pinus strobus;

[0009] It further includes infusion tube, the infusion tube is fixedly installed on the top of bottom plate by support, one side of the infusion tube is provided with irrigation assembly, the irrigation assembly is used to irrigate the pinus strobus cultivated in cultivation pot with nutrient solution, the top of the infusion tube is provided with sprinkling irrigation assembly, the sprinkling irrigation assembly is used to spray the pinus strobus cultivated in cultivation pot with nutrient solution;

[0010] It further includes adjusting assembly, the adjusting assembly is used to rotationally drive support turntable, and the height of sprinkling irrigation assembly can also be adjusted.

[0011] In a possible design, the irrigation assembly comprises a connecting pipe fixedly installed on the outer wall of the liquid conveying pipe, the connecting pipe is in communication with the liquid conveying pipe, a second valve is arranged on the connecting pipe, and an annular pipe is fixedly installed on one end of the connecting pipe, the annular pipe is located above the cultivation pot, the annular pipe is composed of two arc-shaped pipes which are connected end to end, so that the annular pipe is sleeved on the outer wall of the pine tree trunk, a plurality of irrigation nozzles are fixedly installed on the outer wall of the annular pipe, and the plurality of irrigation nozzles are matched with the inside of the cultivation pot and used for completing the irrigation of the nutrient solution into the cultivation pot.

[0012] In a possible design, the irrigation assembly comprises a support frame fixedly installed on the outer wall of the liquid conveying pipe, a sliding groove is formed in one side of the support frame, a sliding connecting head is slidably connected to the inner wall of the sliding groove, a spray nozzle is fixedly installed on the end of the sliding connecting head close to the cultivation pot, a hose is fixedly installed on the other end of the sliding connecting head, the other end of the hose is fixedly connected to the top end of the liquid conveying pipe, a third valve is arranged at the position close to the top end of the liquid conveying pipe, and the spray nozzle is used for spraying the nutrient solution on the pine leaf.

[0013] In a possible design, the adjusting assembly comprises a motor fixedly installed on the top of the bottom plate through a support, a second synchronous wheel is fixedly installed on one end of the output shaft of the motor, an electromagnetic clutch is fixedly installed on the top of the bottom plate through a support, a third synchronous wheel is fixedly installed on one end of the input shaft of the electromagnetic clutch, a first synchronous wheel is fixedly sleeved on the outer wall of the rotating shaft of the support turntable, the first synchronous wheel, the second synchronous wheel and the third synchronous wheel are drivingly connected through the same synchronous belt, and the rotating of the support turntable is realized.

[0014] In a possible design, the adjusting assembly further comprises a screw rod rotatably installed on one side of the support frame, a connecting rod is fixedly connected to the bottom end of the screw rod, a fixed plate is fixedly installed on one side of the sliding connecting head, the fixed plate is threadedly connected with the screw rod, the sliding connecting head is driven to adjust the height, and the other end of the connecting rod is fixedly connected to one end of the output shaft of the electromagnetic clutch, so that the screw rod is driven to rotate.

[0015] In a possible design, a plurality of through holes are formed in the inside of the support turntable, and the plurality of through holes are used for avoiding the water discharged from the bottom of the cultivation pot from accumulating on the support turntable.

[0016] In a possible design, a plurality of liquid inlet pipes are fixedly installed on the bottom end of the liquid conveying pipe, a first valve is arranged on each of the plurality of liquid inlet pipes, the plurality of liquid inlet pipes are used for being connected with an external nutrient solution supply device, and the plurality of liquid inlet pipes can also be connected with the liquid inlet pipes in adjacent devices, so that the nutrient solution is simultaneously supplied to a plurality of devices.

[0017] In the application, when used, the user can place the cultivation pot in which the pinus strobus is cultivated on the support turntable, and try to ensure that the cultivation pot is located at the center position of the support turntable; then the user needs to assemble the annular pipe to form a ring and be sleeved outside the pinus strobus trunk; then the user can connect the external nutrient solution supply equipment with one of the liquid inlet pipes, and according to the need, the other liquid inlet pipes can be used to complete the connection between the adjacent two equipment, so as to realize the simultaneous supply of nutrient solution to multiple equipment; when the nutrient solution is supplied, according to the actual growth condition of the pinus strobus, the user can adopt different ways to supply the nutrient solution; in one case, the user can close the third valve and open the second valve, at this time, the nutrient solution can enter the annular pipe and be discharged through the plurality of irrigation nozzles, at this time, the nutrient solution can be directly irrigated to the root soil of the pinus strobus, so that the plant can absorb nutrients through the root system; in another case, the user can close the second valve and open the third valve, at this time, the nutrient solution can enter the sliding connector through the hose, and be sprayed through the spray nozzle, at this time, the nutrient solution can be uniformly sprayed on the leaves of the pinus strobus, so that the plant can absorb nutrients through the leaf surface, and this mode is suitable for the case of needing to quickly supplement nutrients; in the two operations, the user needs to start the motor, and the motor can realize the driving of the support turntable through the cooperation of the second synchronous wheel, the third synchronous wheel, the first synchronous wheel and the synchronous belt, so that the pinus strobus can rotate during the application of the nutrient solution, which is beneficial to ensure the uniform application of the nutrient solution; when the user needs to adjust the height of the spray nozzle, at this time, the user can control the electromagnetic clutch to start while the motor is started, and the electromagnetic clutch can drive the screw to rotate according to the need, so that the height of the sliding connector can be adjusted, so that the spray nozzle can spray the nutrient solution on the leaves of the pinus strobus at different heights, which is beneficial to the cultivation of the pinus strobus.

[0018] Beneficial effects: in the utility model, the pinus strobus cultivation device convenient for supplying nutrient solution, through setting up irrigation assembly and sprinkling irrigation assembly, can switch flexibly according to different irrigation needs;The irrigation assembly can directly irrigate the nutrient solution to the root soil of the pinus strobus, so that the plant can absorb nutrients through the root system;And the sprinkling irrigation assembly can uniformly spray the nutrient solution on the leaves of the pinus strobus, so that the plant can absorb nutrients through the leaf surface;This flexible irrigation mode greatly improves the utilization rate of nutrient solution, and is beneficial to the healthy growth of the pinus strobus;

[0019] In the utility model, the pinus strobus cultivation device convenient for supplying nutrient solution, through setting up support turntable and adjusting assembly, can realize the driving of the pinus strobus;During the application of the nutrient solution, the support turntable can drive the pinus strobus to rotate, ensure the uniform application of the nutrient solution, and avoid the problem of poor plant growth caused by uneven irrigation;

[0020] The utility model discloses a kind of pinus strobus cultivation devices for supplying nutrient solution conveniently, adjusting assembly not only can realize the rotary drive of supporting turntable, but also can adjust the height of sprinkling irrigation component;This design makes that user can flexibly adjust the height of sprinkling irrigation component according to the growth condition of pinus strobus, ensure that nutrient solution can be accurately sprayed on the leaf of pinus strobus, further improve the flexibility of device;

[0021] In the utility model, the pinus strobus cultivation device for supplying nutrient solution conveniently, the bottom of infusion pipe is provided with multiple liquid inlet pipes, these liquid inlet pipes not only can be connected with external nutrient solution supply equipment, but also can be connected with liquid inlet pipe in adjacent equipment, to realize the simultaneous supply of nutrient solution to multiple equipment;This design greatly improves the application range and convenience of the device.

[0022] In the utility model, the pinus strobus cultivation device for supplying nutrient solution conveniently, through the cooperation of motor, electromagnetic clutch, timing pulley and synchronous belt, automatic rotary drive of supporting turntable and automatic adjustment of sprinkling irrigation component height are realized, the automation degree of device is greatly improved, and the difficulty and cost of manual operation are reduced.

[0023] In the utility model, the pinus strobus cultivation device for supplying nutrient solution conveniently, the device is simple in structure, the connection between components is reliable, convenient to operate, easy to maintain and maintain, reduces use cost, not only suitable for the cultivation of pinus strobus, but also widely used in other plants cultivation needing regular supply of nutrient solution, with high practical value.

[0024] In the utility model, the pinus strobus cultivation device is switched flexibly to improve the utilization rate of nutrient solution, and promote the healthy growth of pinus strobus;The design of supporting turntable and adjusting assembly ensures the uniform application of nutrient solution, avoids poor plant growth;Adjusting assembly can also adjust sprinkling irrigation height, enhance the flexibility of device;Multiple liquid inlet pipe design expands the application range of device, convenient for multiple equipment to supply simultaneously;Device structure is simple, convenient to operate, easy to maintain, not only suitable for pinus strobus, but also widely used in other plant cultivation, with high practical value. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A three-dimensional structure schematic view of the pinus strobus cultivation device for supplying nutrient solution conveniently is provided for the utility model;

[0026] Figure 2 A cultivation pot removal state structure schematic view of the pinus strobus cultivation device for supplying nutrient solution conveniently is provided for the utility model;

[0027] Figure 3 A watering assembly and sprinkling irrigation assembly structure schematic view of the pinus strobus cultivation device for supplying nutrient solution conveniently is provided for the utility model.

[0028] Figure 4 A sliding connector mounting structure of the pine tree cultivation device convenient for supplying nutrient solution is provided in the utility model.

[0029] Figure 5 A regulating assembly driving part structure diagram of the pine tree cultivation device convenient for supplying nutrient solution is provided in the utility model.

[0030] In the drawing: 1, bottom plate; 2, support turntable; 3, cultivation pot; 4, infusion pipe; 5, liquid inlet pipe; 6, first valve; 7, connecting pipe; 8, second valve; 9, annular pipe; 10, irrigation sprinkler; 11, support frame; 12, screw rod; 13, connecting rod; 14, hose; 15, third valve; 16, sliding groove; 17, sliding connector; 18, spray sprinkler; 19, fixed plate; 20, through hole; 21, first synchronous wheel; 22, motor; 23, second synchronous wheel; 24, electromagnetic clutch; 25, third synchronous wheel. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0032] Embodiment 1: refer to Figures 1-5 A pine tree cultivation device, comprising: a bottom plate 1, a support turntable 2, a cultivation pot 3, an infusion pipe 4 and related irrigation assembly, sprinkling irrigation assembly and regulating assembly.

[0033] In this embodiment, the bottom plate 1 is the basis of the whole device, and the support turntable 2 is rotatably installed on the top of the bottom plate 1. The top of the support turntable 2 is used for placing the cultivation pot 3, and the cultivation pot 3 is similar to the existing flowerpot structure, which is used for completing the cultivation of the pine tree.

[0034] In this embodiment, the infusion pipe 4 is fixedly installed on the top of the bottom plate 1 through the support. One side of the infusion pipe 4 is provided with the irrigation assembly, which is used for irrigating the pine tree cultivated in the cultivation pot 3 with the nutrient solution. Specifically, the irrigation assembly comprises a connecting pipe 7 fixedly installed on the outer wall of the infusion pipe 4, and the connecting pipe 7 is in communication with the infusion pipe 4. The second valve 8 is arranged on the connecting pipe 7, which is used for controlling the flow of the nutrient solution and the closing and opening of the connecting pipe 7. The annular pipe 9 is fixedly installed at one end of the connecting pipe 7, and the annular pipe 9 is located above the cultivation pot 3 and is composed of two arc-shaped pipes connected end to end, which can be sleeved on the outer wall of the pine tree trunk. A plurality of irrigation sprinklers 10 are fixedly installed on the outer wall of the annular pipe 9, and the irrigation sprinklers 10 are matched with the inside of the cultivation pot 3 and used for irrigating the cultivation pot 3 with the nutrient solution.

[0035] In this embodiment, the top end of the infusion pipe 4 is provided with a sprinkling irrigation assembly for spraying nutrient solution on the leaves of the potted Pinus tabulaeformis in the cultivation pots 3. The sprinkling irrigation assembly comprises a support frame 11 fixedly installed on the outer wall of the infusion pipe 4, and a sliding groove 16 is formed in one side of the support frame 11. A sliding connection head 17 is slidably connected to the inner wall of the sliding groove 16, and a spraying nozzle 18 is fixedly installed on one end of the sliding connection head 17 close to the cultivation pots 3, for spraying nutrient solution on the leaves of the Pinus tabulaeformis. The other end of the sliding connection head 17 is fixedly installed with a hose 14, and the other end of the hose 14 is fixedly connected to the top end of the infusion pipe 4. A third valve 15 is arranged at a position close to the top end of the infusion pipe 4, for controlling the flow of nutrient solution of the sprinkling irrigation assembly and the closing and opening of the hose 14.

[0036] In order to realize the rotation of the support turntable 2 and the height adjustment of the sprinkling irrigation assembly, an adjusting assembly is further arranged in this embodiment. The adjusting assembly comprises a motor 22 fixedly installed on the top of the bottom plate 1 through a support, and a second synchronous wheel 23 is fixedly installed on one end of the output shaft of the motor 22. An electromagnetic clutch 24 is also fixedly installed on the top of the bottom plate 1 through a support, and a third synchronous wheel 25 is fixedly installed on one end of the input shaft of the electromagnetic clutch 24. A first synchronous wheel 21 is fixedly sleeved on the outer wall of the rotating shaft of the support turntable 2. The first synchronous wheel 21, the second synchronous wheel 23 and the third synchronous wheel 25 are drivingly connected through the same synchronous belt, so as to realize the driving of the rotation of the support turntable 2.

[0037] Further, in this embodiment, the adjusting assembly further comprises a screw rod 12 rotatably installed on one side of the support frame 11, and a connecting rod 13 is fixedly connected to the bottom end of the screw rod 12. A fixed plate 19 is fixedly installed on one side of the sliding connection head 17, and the fixed plate 19 is threadedly connected with the screw rod 12. When the connecting rod 13 is driven to rotate through the output shaft of the electromagnetic clutch 24, the screw rod 12 can be driven to rotate, and then the sliding connection head 17 is driven to adjust the height through the threaded connection.

[0038] The present application can be used in the field of plant cultivation technology, and can also be used in other fields applicable to the present application.

[0039] Embodiment 2: Reference Figure 1 、 3 , 5, improvement on the basis of embodiment 1: a Pinus tabulaeformis cultivation device for conveniently supplying nutrient solution, which is applied to the field of plant cultivation technology;

[0040] In this embodiment, a plurality of through holes 20 are formed in the inside of the support turntable 2, which are used to avoid the water discharged from the bottom of the cultivation pots 3 from accumulating on the support turntable 2, and to avoid the existence of accumulated water at the bottom of the cultivation pots 3.

[0041] In this embodiment, the bottom end of the infusion tube 4 is fixedly installed with multiple liquid inlet tubes 5, and each liquid inlet tube 5 is provided with a first valve 6 for controlling the opening and closing of each liquid inlet tube 5. The multiple liquid inlet tubes 5 can be used to connect with external nutrient liquid supply equipment to realize the input of nutrient liquid. At the same time, the multiple liquid inlet tubes 5 can also be connected with the liquid inlet tubes 5 in adjacent equipment to realize the simultaneous supply of nutrient liquid to multiple equipment, thereby improving the flexibility and practicality of the device.

[0042] In this embodiment, the outside of the motor 22 and the electromagnetic clutch 24 is provided with a sealed protective shell to avoid the motor from being contaminated by liquid during the supply of nutrient liquid, and to ensure the stable operation of the motor 22 and the electromagnetic clutch 24.

[0043] However, as known to those skilled in the art, the working principle and wiring method of the motor 22 and the electromagnetic clutch 24 are common, which belong to conventional means or common general knowledge, and will not be described here. Those skilled in the art can make any selection according to their needs or convenience.

[0044] The working principle and use process of the technical solution are as follows: when in use, the user can place the cultivation pot 3 in which the pines are cultivated on the support turntable 2, and try to ensure that the cultivation pot 3 is located at the center position of the support turntable 2; then the user needs to assemble the annular pipe 9 to form a ring and be sleeved outside the pine trunk; then the user can connect the external nutrient solution supply device with one of the liquid inlet pipes 5, and according to the need, the other liquid inlet pipes 5 can also be used to complete the connection between the adjacent two devices, so as to realize the simultaneous supply of nutrient solution to multiple devices; when supplying the nutrient solution, according to the actual growth condition of the pines, the user can adopt different ways to supply the nutrient solution; in one case, the user can close the third valve 15 and open the second valve 8, at this time, the nutrient solution can enter the annular pipe 9 and be discharged through the plurality of irrigation nozzles 10, at this time, the nutrient solution can be directly irrigated to the root soil of the pines, so that the plant can absorb nutrients through the root system; in another case, the user can close the second valve 8 and open the third valve 15, at this time, the nutrient solution can enter the sliding connector 17 through the hose 14 and be sprayed through the spray nozzle 18, at this time, the nutrient solution can be uniformly sprayed on the leaves of the pines, so that the plant can absorb nutrients through the leaf surface, and this way is suitable for the case of needing to quickly supplement nutrients; in the two operations, the user needs to start the motor 22, the motor 22 can drive the rotation of the support turntable 2 through the cooperation of the second synchronous wheel 23, the third synchronous wheel 25, the first synchronous wheel 21 and the synchronous belt, so that the pine can rotate during the application of the nutrient solution, which is beneficial to ensure the uniform application of the nutrient solution; when the user needs to adjust the height of the spray nozzle 18, at this time, the user can control the electromagnetic clutch 24 to start while the motor 22 is started, the electromagnetic clutch 24 can drive the screw rod 12 to rotate according to the need, and then the height of the sliding connector 17 can be adjusted, so that the spray nozzle 18 can spray the nutrient solution on the leaves of the pines at different heights, which is beneficial to the cultivation of the pines.

[0045] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A device for cultivating pine trees that facilitates the supply of nutrient solution, characterized in that, Include: The bottom plate (1), the top of the bottom plate (1) is rotatably installed with a support turntable (2), the top of the support turntable (2) is placed with a cultivation pot (3), the cultivation pot (3) is used for cultivating pines; It also includes a liquid supply pipe (4), which is fixedly installed on the top of the bottom plate (1) by a support, one side of the liquid supply pipe (4) is provided with a irrigation assembly, the irrigation assembly is used for irrigation of the pine cultivated in the cultivation pot (3), the top end of the liquid supply pipe (4) is provided with a sprinkling irrigation assembly, the sprinkling irrigation assembly is used for spraying nutrient solution on the leaves of the pine cultivated in the cultivation pot (3); It also includes an adjusting assembly, which is used for driving the rotation of the support turntable (2), and also can adjust the height of the sprinkling irrigation assembly.

2. The cultivation device for Pinus Elliottii according to claim 1, characterized in that, The irrigation assembly includes a connecting pipe (7) fixedly installed on the outer wall of the liquid supply pipe (4), the connecting pipe (7) is communicated with the liquid supply pipe (4), the connecting pipe (7) is provided with a second valve (8), one end of the connecting pipe (7) is fixedly installed with an annular pipe (9), the annular pipe (9) is located above the cultivation pot (3), the annular pipe (9) is composed of two arc-shaped pipes, the two arc-shaped pipes are connected end to end, so that the annular pipe (9) is sleeved on the outer wall of the pine trunk, a plurality of irrigation nozzles (10) are fixedly installed on the outer wall of the annular pipe (9), the plurality of irrigation nozzles (10) are matched with the inside of the cultivation pot (3), and are used for completing the irrigation of the nutrient solution in the cultivation pot (3).

3. The cultivation device for Pinus Elliottii according to claim 2, characterized in that, The sprinkling irrigation assembly includes a support frame (11) fixedly installed on the outer wall of the liquid supply pipe (4), one side of the support frame (11) is provided with a sliding groove (16), the inner wall of the sliding groove (16) is slidably connected with a sliding connector (17), one end of the sliding connector (17) close to the cultivation pot (3) is fixedly installed with a spray nozzle (18), the other end of the sliding connector (17) is fixedly installed with a hose (14), the other end of the hose (14) is fixedly connected with the top end of the liquid supply pipe (4), the position close to the top end of the liquid supply pipe (4) is provided with a third valve (15), the spray nozzle (18) is used for spraying nutrient solution on the leaves of the pine.

4. The cultivation device for Pinus Elliottii according to claim 3, characterized in that, The adjusting assembly includes a motor (22) fixedly installed on the top of the bottom plate (1) by a support, a second synchronous wheel (23) is fixedly installed on one end of the output shaft of the motor (22), an electromagnetic clutch (24) is fixedly installed on the top of the bottom plate (1) by a support, a third synchronous wheel (25) is fixedly installed on one end of the input shaft of the electromagnetic clutch (24), a first synchronous wheel (21) is fixedly sleeved on the outer wall of the rotating shaft of the support turntable (2), the first synchronous wheel (21), the second synchronous wheel (23) and the third synchronous wheel (25) are transmission connected by the same synchronous belt, which is used for realizing the rotation of the support turntable (2).

5. The cultivation device for Pinus Elliottii according to claim 4, characterized in that, The adjusting assembly further comprises a screw rod (12) rotatably installed on one side of the support frame (11), a connecting rod (13) fixedly connected to the bottom end of the screw rod (12), a fixed plate (19) fixedly installed on one side of the sliding connector (17), and the fixed plate (19) is in threaded connection with the screw rod (12) for driving the sliding connector (17) to adjust the height, and the other end of the connecting rod (13) is fixedly connected to one end of an output shaft of an electromagnetic clutch (24) for driving the screw rod (12) to rotate.

6. The cultivation device for Pinus Elliottii according to claim 1, characterized in that, The support turntable (2) is internally provided with a plurality of through holes (20) for avoiding the water discharged from the bottom of the cultivation pot (3) from accumulating on the support turntable (2).

7. The cultivation device for Pinus Elliottii according to claim 1, characterized in that, The bottom end of the infusion pipe (4) is fixedly provided with a plurality of liquid inlet pipes (5), the first valve (6) is arranged on the liquid inlet pipe (5), the plurality of liquid inlet pipes (5) are connected with the external nutrient solution supply equipment, and the plurality of liquid inlet pipes (5) can also be connected with the liquid inlet pipes (5) in the adjacent equipment to simultaneously supply the nutrient solution to the plurality of equipment.

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