CN115413572A

CN115413572A - Micro-nano bubble hydroponic device and hydroponic system

Info

Publication number: CN115413572A
Application number: CN202211079926.5A
Authority: CN
Inventors: 汤立冶; 李桦; 甘炼; 孙光闻; 平山武嗣; 王富涛
Original assignee: Guangdong Zhongfa Weina Technology Co ltd
Current assignee: Guangdong Zhongfa Weina Technology Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-12-02

Abstract

The invention relates to a micro-nano bubble water culture device and a water culture system, wherein the water culture system comprises a micro-nano bubble water culture device and a controller, the controller is in communication connection with a control system in a planting assembly, and the controller is in communication connection with a control unit in a circulating assembly; the micro-nano bubble water culture device comprises a circulating assembly and at least one planting assembly; one side of the circulating assembly is communicated with the planting assembly through the water inlet unit, and the side of the circulating assembly, which is far away from the water inlet unit, is communicated with the planting assembly through the water outlet unit; the circulating assembly comprises a stirring box and a micro-nano bubble generator, the stirring box is communicated with the micro-nano bubble generator, one end of the water inlet unit, which is far away from the planting assembly, is inserted into the stirring box, and one end of the water outlet unit, which is far away from the planting assembly, is inserted into the stirring box; the stirring box is used for storing nutrient solution required by planting plants; through setting up the agitator tank, carry out the ratio stirring with the manual work to the nutrient solution and compare, reduced personnel's the amount of labour, increased planting efficiency.

Description

Micro-nano bubble hydroponic device and hydroponic system

Technical Field

The invention relates to the technical field of micro-nano bubble water culture devices, in particular to a micro-nano bubble water culture device and a water culture system.

Background

At present, the demand for high-efficiency and safe vegetable cultivation technology is more and more urgent. The micro-nano bubble water is a solution formed by dissolving gas in water by bubbles with micron or nano-scale diameters through a specific device. Preliminary research shows that the diameter of the bubbles is extremely small, so that the physical and chemical properties of the water are changed to a certain extent, the solubility of target gas is improved, and the physiological influence can be caused on organisms. Therefore, the method has application exploration value in the field of facility vegetable cultivation.

Hydroponics, also known as hydroponics, refers to the direct contact of the plant root system with the nutrient solution, and the cultured plants directly absorb the nutrition from the solution, with the corresponding developed root system. The plant nutrient solution has the obvious characteristics of stably supplying sufficient nutrients to plant roots and well supporting and fixing the roots. However, this cultivation method has the problem of insufficient supply of the plant roots, and in severe cases, the roots die. In order to make the plant of indoor cultivation can furthest survive, all need use micro-nano bubble generator, need an indoor micro-nano bubble hydroponics device now, come timely assurance plant better survival, reinforcing practicality.

However, traditional micro-nano bubble hydroponics device is at the in-process of cultivating the plant, needs the manual work to carry out the ratio to the nutrient solution, has increased the amount of labour.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a micro-nano bubble water culture device and a water culture system, which have the advantages of reducing the labor capacity of personnel and increasing the planting efficiency.

The above object of the present invention is achieved by the following technical solutions: on one hand, the micro-nano bubble water culture device provided by the invention comprises a circulating assembly and at least one planting assembly; one side of the circulating assembly is communicated with the planting assembly through a water inlet unit, and one side of the circulating assembly, which is far away from the water inlet unit, is communicated with the planting assembly through a water outlet unit; the circulation assembly comprises a stirring box and a micro-nano bubble generator, the stirring box is communicated with the micro-nano bubble generator, one end of the water inlet unit, which is far away from the planting assembly, is inserted into the stirring box, and one end of the water outlet unit, which is far away from the planting assembly, is inserted into the stirring box; the stirring box is used for storing nutrient solution required by planting plants; the planting assembly is used for water planting plants; the micro-nano bubble generator is used for carrying out high-pressure treatment on the nutrient solution in the stirring box and conveying the nutrient solution subjected to high-pressure treatment into the stirring box so as to enable the nutrient solution in the stirring box to form micro-nano bubble water; the micro-nano bubble water flows into the planting assembly through the water inlet unit to provide nutrition for the plants, and the nutrient solution in the planting assembly flows back to the stirring box through the water outlet unit so that the nutrient solution flows circularly.

Preferably, the micro-nano bubble water culture device provided by the invention comprises a shell and a stirring mechanism, wherein the shell is enclosed into an accommodating cavity, one end of the stirring mechanism is inserted into the accommodating cavity, and the other end of the stirring mechanism is positioned outside the accommodating cavity; the stirring mechanism is used for uniformly stirring the feed liquid added into the accommodating cavity in water.

Preferably, the micro-nano bubble hydroponics device provided by the invention is characterized in that the shell is provided with a groove, the groove extends along the first direction of the shell, one side of the groove is provided with a discharge hole, the groove is communicated with the accommodating cavity through the discharge hole, the discharge hole is covered with a cover plate, one side of the cover plate is attached to the inner side wall of the accommodating cavity, the cover plate can rotate relative to the groove, the rotation axis of the cover plate is parallel to the central line of the discharge hole, and the opening area of the discharge hole can be adjusted by rotating the cover plate.

Preferably, according to the micro-nano bubble hydroponics device provided by the invention, the cover plate is rotatably connected with the groove through a connecting bolt, and the cover plate can rotate relative to the connecting bolt; a rotating unit is arranged on the cover plate and positioned in the accommodating cavity, one end of the rotating unit, which is far away from the cover plate, is connected with an output shaft of a driving motor, and the driving motor is connected with the inner side wall of the groove; the driving motor is used for driving the rotating unit to rotate, and the rotating unit drives the cover plate to rotate around the connecting bolt.

Preferably, the rotating unit comprises a rotating plate and a connecting rod, one side of the rotating plate is connected with the connecting rod, one end of the connecting rod, which is far away from the rotating plate, is connected with one side of the cover plate, which is far away from the discharge hole, and an output shaft of the driving motor is inserted in the rotating plate; the driving motor drives the rotating plate to rotate, and the rotating plate drives the cover plate to rotate through the connecting rod.

Preferably, in the micro-nano bubble hydroponics device provided by the invention, an inclined pipe is arranged on one side of the discharge port, which is away from the cover plate, the inclined pipe inclines downwards along the second direction of the shell, and the inclined pipe is communicated with the accommodating cavity.

Preferably, the stirring mechanism of the micro-nano bubble water culture device provided by the invention comprises a control motor and a stirring paddle, the stirring paddle extends along the first direction, the bottom end of the stirring paddle is located in the accommodating cavity, the top end of the stirring paddle penetrates through the shell and is connected with an output shaft of the control motor, and the control motor is arranged at the top end of the shell; the control motor is used for driving the stirring paddle to rotate.

Preferably, the micro-nano bubble water culture device provided by the invention comprises a liquid containing box and a planting plate, wherein an opening is formed in the top end of the liquid containing box, the planting plate covers the opening of the liquid containing box, a plurality of planting ports are formed in the planting plate, and the planting ports are communicated with the liquid containing box; the liquid containing box is used for containing the nutrient solution, and the roots of the plants are inserted into the nutrient solution in the liquid containing box through the planting openings.

Preferably, the micro-nano bubble hydroponics device further comprises a shell, wherein the shell is enclosed into an accommodating space, at least one horizontal partition plate is arranged in the accommodating space, and the planting assembly is located on the horizontal partition plate.

Preferably, the micro-nano bubble water culture device provided by the invention further comprises at least one lifting unit, the bottom end of the lifting unit penetrates through the planting plate and is inserted on a horizontal plate, and one end of the horizontal plate is fixedly connected with the inner side wall of the accommodating space; the lifting unit is used for adjusting the height of the planting plate relative to the liquid containing box.

Preferably, the micro-nano bubble hydroponics device provided by the invention comprises a lifting unit, a lifting unit and a control unit, wherein the lifting unit comprises a screw rod, a rotating motor and a sliding sleeve, the screw rod extends along the first direction, the top end of the screw rod penetrates through the top end of the shell and is connected with an output shaft of the rotating motor, the bottom end of the screw rod penetrates through the planting plate and is inserted on the horizontal plate, and the screw rod can rotate relative to the horizontal plate; the sliding sleeve is sleeved on the lead screw and connected with the lead screw thread, the sliding sleeve can slide along the lead screw, and the bottom end of the sliding sleeve is connected with the top end of the planting plate; the sliding sleeve drives the planting plate to slide along the lead screw.

Preferably, the micro-nano bubble water culture device provided by the invention further comprises at least one driving assembly, the driving assembly is arranged on the horizontal partition plate, and the top end of the driving assembly is connected with the bottom end of the liquid containing box; the driving assembly is used for driving the liquid containing box to slide.

Preferably, the micro-nano bubble hydroponics device provided by the invention comprises a drive assembly, a slide rail and at least one slide block, wherein the bottom end of the slide rail is connected with the top surface of the horizontal partition plate, the slide block is slidably connected with the slide rail, one end of the drive assembly is arranged at one end of the slide rail, and the other end of the drive assembly is connected with the slide block; the driver is used for driving the sliding block to slide along the sliding rail.

Preferably, the driver of the micro-nano bubble water culture device provided by the invention adopts a servo electric cylinder.

Preferably, the micro-nano bubble water culture device provided by the invention comprises a water inlet unit, a water pump, a main pipeline and at least one branch pipeline; one end of the water inlet pipe is communicated with the stirring tank, the other end of the water inlet pipe is communicated with a water inlet of the water pump, a water outlet of the water pump is communicated with the main pipeline, one end of the main pipeline, which is far away from the water pump, is communicated with the branch pipeline, and one end of the branch pipeline, which is far away from the main pipeline, is communicated with the planting assembly; the branch pipeline is arranged corresponding to the planting assembly.

Preferably, the micro-nano bubble water culture device provided by the invention comprises a water outlet pipe, a main water pipe and at least one branch water pipe, wherein the water outlet pipe is communicated with the branch water pipe through the main water pipe, one end of the water outlet pipe, which is far away from the main water pipe, is communicated with the stirring tank, and one end of the branch water pipe, which is far away from the main water pipe, is communicated with the planting assembly.

In another aspect, the present invention provides a hydroponic system, comprising the micro-nano bubble hydroponic device according to any one of claims 1 to 16, and a controller, wherein the controller is connected to the control system in the planting assembly in a communication manner, and is connected to the control unit in the circulating assembly in a communication manner; the controller regulates and controls the planting assembly through the control system; the controller regulates and controls the circulating assembly through the control unit.

In conclusion, the beneficial technical effects of the invention are as follows: according to the micro-nano bubble water culture device and the water culture system, the water culture system comprises the micro-nano bubble water culture device and a controller, the controller is in communication connection with a control system in a planting assembly, and the controller is in communication connection with a control unit in a circulating assembly; the controller regulates and controls the planting assembly through the control system; the controller regulates and controls the circulating assembly through the control unit; the micro-nano bubble water culture device comprises a circulating assembly and at least one planting assembly; one side of the circulating assembly is communicated with the planting assembly through the water inlet unit, and the side of the circulating assembly, which is far away from the water inlet unit, is communicated with the planting assembly through the water outlet unit; the circulation assembly comprises a stirring box and a micro-nano bubble generator, the stirring box is communicated with the micro-nano bubble generator, one end of the water inlet unit, which is far away from the planting assembly, is inserted into the stirring box, and one end of the water outlet unit, which is far away from the planting assembly, is inserted into the stirring box; the stirring box is used for storing nutrient solution required by planting plants; the planting assembly is used for water planting plants; the micro-nano bubble generator is used for carrying out high-pressure treatment on the nutrient solution in the stirring box and conveying the nutrient solution subjected to high-pressure treatment into the stirring box so as to enable the nutrient solution in the stirring box to form micro-nano bubble water; micro-nano bubble water flows into the planting assembly through the water inlet unit to provide nutrition for plants, and nutrient solution in the planting assembly flows back to the stirring box through the water outlet unit to enable the nutrient solution to flow circularly; through setting up the agitator tank, carry out the ratio stirring with the manual work to the nutrient solution and compare, reduced personnel's the amount of labour, increased planting efficiency.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a micro-nano hydroponics device provided by an embodiment of the invention.

Fig. 2 is a cross-sectional view of a circulation component in a micro-nano hydroponics device provided by an embodiment of the invention.

Fig. 3 is a schematic view of a connection structure of a groove, a rotating unit and a driving motor in the micro-nano water culture device provided by the embodiment of the invention.

Fig. 4 is an enlarged view of a point a in fig. 3.

Fig. 5 is a schematic structural diagram of a hydroponic system according to another embodiment of the present invention.

In the figure, 1, a water culture system; 10. a hydroponic device; 11. a circulation component; 111. a stirring box; 1111. a housing; 1112. an accommodating chamber; 1113; a stirring mechanism; 1114. a groove; 1115. an end cap; 1116. a discharge port; 1117. a cover plate; 1118. a connecting bolt; 1119. a drive motor; 1120. a rotating unit; 1121. rotating the plate; 1122. a connecting rod; 1123. an inclined tube; 1124. a stirring paddle; 1125. controlling the motor; 1126. a sealing cover; 1127. a limiting column; 112. a micro-nano bubble generator; 1121. an input tube; 1122. an output pipe; 12. a planting assembly; 121. a liquid containing tank; 122. planting a plate; 1221. planting the opening; 123. a lifting unit; 1231. a lead screw; 1232. a sliding sleeve; 124. a drive assembly; 13. a water inlet unit; 131. a water inlet pipe 132 and a water pump; 133. a main pipeline; 134. a pipeline is branched; 14. a water outlet unit; 141. a water outlet pipe; 142. a main water pipe; 143. a branch water pipe; 15. a housing; 151. a horizontal partition plate; 152. an accommodating space; 16. a control system; 17. a control unit; 20. a controller; 30. a first direction; 40. a second direction; 50. and a third direction.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a micro-nano bubble hydroponics device 10 disclosed by the present invention includes a circulation component 11 and at least one planting component 12; one side of the circulating assembly 11 is communicated with the planting assembly 12 through a water inlet unit 13, and one side of the circulating assembly 11, which is far away from the water inlet unit 13, is communicated with the planting assembly 12 through a water outlet unit 14; the circulating assembly 11 is used for storing nutrient solution for providing nutrition for plants, in the using process, the nutrient solution in the circulating assembly 11 flows into the planting assembly 12 through the water inlet unit 13, and the nutrient solution in the planting assembly 12 flows back into the circulating assembly 11 through the water outlet unit 14, so that the nutrient solution circularly flows.

Specifically, taking the orientation shown in fig. 1 as an example, the planting assembly 12 is located at the upper part of the circulating assembly 11, and the planting assembly 12 is spaced from the circulating assembly 11 by a preset distance.

In the embodiment, the micro-nano bubble water culture device 10 comprises two planting assemblies 12, wherein the two planting assemblies 12 are arranged from top to bottom; by providing two planting assemblies 12, it is thereby facilitated to plant more plants.

Wherein, two planting assemblies 12 are the first subassembly of planting and the second subassembly of planting respectively.

The micro-nano bubble hydroponics device 10 that this embodiment provided's use is: plant seedlings are planted on the planting assemblies 12, and the nutrient solution in the circulating assemblies 11 flows into the planting assemblies 12 through the water inlet units 13 to provide nutrition for the plant seedlings.

The plant may be a vegetable, or the plant may be a flower, which is not limited in this embodiment.

The micro-nano bubble hydroponics device 10 provided by the embodiment further comprises a shell 15, the shell 15 is enclosed to form an accommodating space 152, at least one horizontal partition plate 151 is arranged in the accommodating space 152, and the planting assembly 12 is located on the horizontal partition plate 151; through setting up shell 15 to make planting subassembly 12, circulation subassembly 11 and shell 15 set up to a whole, be convenient for micro-nano bubble hydroponics device 10's removal.

In an implementation manner that the micro-nano bubble hydroponics device 10 comprises two planting assemblies 12, the accommodating space 152 is provided with two horizontal partition plates 151, the two horizontal partition plates 151 are arranged at intervals along the height direction of the shell 15, the accommodating space 152 is divided into a first chamber, a second chamber and a third chamber by the two horizontal partition plates 151, and the first chamber, the second chamber and the third chamber are sequentially arranged along the height direction of the shell 15; the first planting assembly is located in the first chamber, the second planting assembly 12 is located in the second chamber, and the circulating assembly 11 is located in the third chamber.

Specifically, taking the orientation shown in fig. 1 as an example, the first chamber, the second chamber and the third chamber are sequentially arranged from top to bottom. The horizontal partition plates 151 are arranged in one-to-one correspondence with the planting assemblies 12. Wherein, the bottom surface of the planting component 12 is connected with the top surface of the horizontal partition plate 151, and the bottom surface of the circulating component 11 is connected with the inner bottom surface of the third chamber.

In order to facilitate photosynthesis of the planted plants at night, a plurality of illuminating lamps are arranged in the first chamber.

Further, the ground circulation assembly 11 provided in this embodiment includes a stirring box 111 and a micro-nano bubble generator 112, the stirring box 111 is communicated with the micro-nano bubble generator 112, one end of the water inlet unit 13 far away from the planting assembly 12 is inserted into the stirring box 111, and one end of the water outlet unit 14 far away from the planting assembly 12 is inserted into the stirring box 111; the stirring box 111 is used for storing nutrient solution required by planting plants; planting assembly 12 is used for hydroponic planting of plants; the micro-nano bubble generator 112 is used for carrying out high-pressure treatment on the nutrient solution in the stirring box 111, and conveying the nutrient solution subjected to high-pressure treatment into the stirring box 111 so as to enable the nutrient solution in the stirring box 111 to form micro-nano bubble water; micro-nano bubble water flows into the planting assembly 12 through the water inlet unit 13 to provide nutrition for plants, and nutrient solution in the planting assembly 12 flows back to the stirring tank 111 through the water outlet unit 14 to enable the nutrient solution to flow circularly; by arranging the micro-nano bubble generator 112, the content of the nutrient solution in the stirring tank 111 reaches a super-saturated state, and micro-nano bubble water is formed.

Specifically, the water inlet unit 13 is disposed opposite to the water outlet unit 14. An input pipe 1121 and an output pipe 1122 are arranged on the micro-nano bubble generator 112, the input pipe 1121 is connected with an outlet formed in the stirring box 111, and the output pipe 1122 is connected with an inlet formed in the stirring box 111; in the using process, the nutrient solution in the stirring tank 111 sequentially flows into the micro-nano bubble generator 112 through the outlet and the input pipe 1121, and after high-pressure treatment, the nutrient solution sequentially flows into the stirring tank 111 through the output pipe 1122 and the inlet for aeration, and the aerated nutrient solution forms micro-nano bubble water.

In the realizable mode that the micro-nano bubble hydroponics device 10 comprises two planting assemblies 12, a first mounting hole is formed in one side of the shell 15, a second mounting hole and a third mounting hole are formed in the shell, the first mounting hole, the second mounting hole and the third mounting hole extend along the length direction of the shell 15, the first mounting hole, the second mounting hole and the third mounting hole are arranged along the height direction of the shell 15 at intervals, the first mounting hole is communicated with the first cavity, the second mounting hole is communicated with the second cavity, the third mounting hole is communicated with the third cavity, in the using process, the first end of the water inlet unit 13 penetrates through the first mounting hole to be communicated with the first planting assemblies 12, the second end of the water inlet unit 13 penetrates through the second mounting hole to be communicated with the second planting assemblies 12, and the third end of the water inlet unit 13 penetrates through the third mounting hole to be communicated with the stirring box 111.

Wherein, first fixed orifices have been seted up to the opposite side of shell 15, second fixed orifices and third fixed orifices, first fixed orifices, second fixed orifices and third fixed orifices all extend along the length direction of shell 15, first fixed orifices, second fixed orifices and third fixed orifices set up along the direction of height interval of shell 15, first fixed orifices and first cavity intercommunication, second fixed orifices and second cavity intercommunication, third fixed orifices and third cavity intercommunication, in the use, first fixed orifices and first planting subassembly 12 intercommunication are passed to the first end of play water unit 14, the second end of play water unit 14 passes second fixed orifices and second planting subassembly intercommunication, the third end of play water unit 14 passes third fixed orifices and agitator tank 111 intercommunication. In the use, through intake unit 13 with the micro-nano bubble water suction in agitator tank 111 to plant the subassembly 12 in, for the plant of planting on the subassembly 12 provides nutrition, plant the nutrient solution in the subassembly 12 (being micro-nano bubble water) and flow back to agitator tank 111 through the subassembly that goes out water to make nutrient solution (being micro-nano bubble water) circulation flow.

Further, in this embodiment, the stirring box 111 includes a housing 1111 and a stirring mechanism 1113, the housing 1111 is enclosed to form an accommodating cavity 1112, one end of the stirring mechanism 1113 is inserted into the accommodating cavity 1112, and the other end of the stirring mechanism 1113 is located outside the accommodating cavity 1112; the stirring mechanism 1113 is used for uniformly stirring the feed liquid added into the accommodating cavity 1112 in water; through setting up rabbling mechanism 1113, from this, be convenient for automatic with the feed liquid stirring that adds aquatic.

Specifically, the bottom of casing 1111 is connected with the interior bottom surface of third chamber, and one side of casing 1111 is provided with first communicating pipe, first communicating pipe with hold chamber 1112 intercommunication, first communicating pipe extends to the outside that holds chamber 1112 along the length direction of shell 15, and first communicating pipe deviates from the one end of casing 1111 and passes shell 15 through first control valve and external water source intercommunication, and in the use, first control valve is opened, and external water source flows in through first communicating pipe and holds in the chamber 1112.

In this embodiment, a second communicating pipe is arranged on a side of the casing 1111, which is away from the first communicating pipe, the second communicating pipe is communicated with the accommodating cavity 1112, the second communicating pipe extends to the outside of the accommodating cavity 1112, and one end of the second communicating pipe, which is away from the casing 1111, penetrates through the casing 15 and is communicated with an external drainage pipeline through a second control valve; when the nutrient solution in the accommodating cavity 1112 is replaced, the second control valve is opened, at this time, the nutrient solution in the accommodating cavity 1112 flows into the drainage pipeline through the second communicating pipe, after the nutrient solution in the accommodating cavity 1112 completely flows into the drainage pipeline, the second control valve is closed, at this time, the first control valve is opened, clean water flows into the accommodating cavity 1112 through the first communicating pipe, after the clean water flows into the accommodating cavity 1112 to a preset volume, the first control valve is closed, the stirring mechanism 1113 is started to clean the accommodating cavity 1112, after the cleaning is completed, the stirring mechanism 1113 is closed, the second control valve is opened, and the cleaned water flows into the drainage pipeline through the second communicating pipe; and then the feed liquid and the clean water are added into the containing cavity 1112 according to a certain proportion and are uniformly stirred by the stirring mechanism 1113 to form the required new nutrient solution.

Wherein, the inlet and the outlet are both arranged on the shell 1111, the inlet and the outlet are both communicated with the containing cavity 1112, the input pipe 1121 is communicated with the outlet, and the output pipe 1122 is communicated with the inlet.

In the use process, add feed liquid and clear water to holding chamber 1112 according to the mixture ratio of clear water and feed liquid, first control valve opens, external water source flows into holding chamber 1112 through first connecting pipe, after flowing into preset volume, first control valve closes, add a certain amount of feed liquid to holding chamber 1112, starting rabbling mechanism 1113, rabbling mechanism 1113 fully fuses feed liquid and water, form nutrient solution, close rabbling mechanism 1113, start micro-nano bubble generator 112, nutrient solution flows into micro-nano bubble generator 112 through export and input tube 1121 in proper order, after high pressure treatment, loop through output tube 1122 and import inflow and hold the chamber 1112 and carry out the aeration, the nutrient solution after the aeration flows into planting subassembly 12 through water inlet unit 13, for the plant in planting subassembly 12 provides nutrition.

With reference to fig. 2 to 4, in this embodiment, a groove 1114 is disposed on the housing 1111, the groove 1114 extends along the first direction 30 of the housing 1111, a discharge hole 1116 is formed in one side of the groove 1114, the groove 1114 is communicated with the accommodating cavity 1112 through the discharge hole 1116, a cover plate 1117 is disposed on the discharge hole 1116, one side of the cover plate 1117 is attached to an inner sidewall of the accommodating cavity 1112, the cover plate 1117 can rotate relative to the groove 1114, a rotation axis of the cover plate 1117 is parallel to a central line of the discharge hole 1116, so as to adjust an opening area of the discharge hole 1116 by rotating the cover plate 1117; the recess 1114 is for holding feed solution.

It should be noted that the first direction 30 of the housing 1111 is the height direction of the housing 1111, the second direction 40 of the housing 1111 is the width direction of the housing 1111, the third direction 50 of the housing 1111 is the length direction of the housing 1111, and the first direction 30 of the housing 1111, the second direction 40 of the housing 1111, and the third direction 50 of the housing 1111 are perpendicular to each other two by two.

Illustratively, spout 1116 may be circular, although spout 1116 may be rectangular. In the circular implementation manner of the discharge hole 1116, the central axis of the discharge hole 1116 is parallel to the third direction 50 of the housing 1111, the cover plate 1117 is located in the groove 1114, the cover plate 1117 is covered on the discharge hole 1116, and the central axis of the cover plate 1117 is parallel to the central axis of the discharge hole 1116; in use, by rotating cover 1117 to open spout 1116, feed liquid in recess 1114 flows through spout 1116 into receiving cavity 1112.

In order to avoid dust falling into the groove 1114, the end cover 1115 at the top end of the groove 1114 is provided with an end cover 1115, the end cover 1115 is connected with the groove 1114 through a hinge, and the end cover 1115 can rotate relative to the groove 1114 to realize the opening and closing of the groove 1114 through rotating the end cover 1115.

In this embodiment, in order to avoid apron 1117 to rotate the in-process and back open end cover 1115, be provided with two spacing posts 1127 on the inside wall of the recess 1114 of seting up discharge gate 1116, two spacing posts 1127 all extend to inner groove 1114 inside along third direction 50, two spacing posts 1127 are located the both sides that apron 1117 is relative respectively, two spacing posts 1127 all with apron 1117 interval default distance, after apron 1117 rotates to default angle (being that discharge gate 1116 opens certain area), apron 1117's lateral wall and spacing post 1127 butt, spacing post 1127 is used for limiting apron 1117 pivoted angle.

The cover plate 1117 is triangular, and the top end of the cover plate 1117 is connected with the groove 1114 through a connecting bolt 1118.

Further, in the present embodiment, the cover plate 1117 is rotatably connected with the recess 1114 through the connecting bolt 1118, and the cover plate 1117 can rotate relative to the connecting bolt 1118; the cover plate 1117 is provided with a rotating unit 1120, the rotating unit 1120 is positioned in the accommodating cavity 1112, one end of the rotating unit 1120, which is far away from the cover plate 1117, is connected with an output shaft of a driving motor 1119, and the driving motor 1119 is connected with the inner side wall of the groove 1114; the driving motor 1119 is used for driving the rotating unit 1120 to rotate, and the rotating unit 1120 drives the cover plate 1117 to rotate around the connecting bolt 1118; by providing the driving motor 1119, the driving motor 1119 rotates to drive the rotating unit 1120 to rotate, and the rotating unit 1120 drives the cover plate 1117 to rotate, so as to open and close the discharge hole 1116.

The shell of the connecting bolt 1118 is a plug screw, and the connecting bolt 1118 may also be a pin, which is not limited in this embodiment.

In order to prevent the driving motor 1119 from being corroded, the outer shell of the driving motor 1119 is provided with a sealing cover 1126, the sealing cover 1126 is connected with the inner side wall of the groove 1114, the driving motor 1119 is fixed in the sealing cover 1126, the output shaft of the driving motor 1119 extends to the outside of the sealing cover 1126 and is connected with one end of the rotating unit 1120, which is far away from the cover plate 1117, wherein the central axis of the output shaft of the driving motor 1119 is parallel to the third direction 50.

In some realizable modes, the central axis of the driving motor 1119 and the central axis of the discharge hole 1116 are arranged in a collinear manner, in the using process, the driving motor 1119 rotates to drive the rotating unit 1120 to rotate, and the rotating unit 1120 drives the cover plate 1117 to rotate eccentrically, so that the discharge hole 1116 is opened.

Further, in this embodiment, the rotating unit 1120 includes a rotating plate 1121 and a connecting rod 1122, one side of the rotating plate 1121 is connected to the connecting rod 1122, one end of the connecting rod 1122 departing from the rotating plate 1121 is connected to one side of the cover plate 1117 departing from the discharge hole 1116, and an output shaft of the driving motor 1119 is inserted into the rotating plate 1121; the driving motor 1119 drives the rotating plate 1121 to rotate, and the rotating plate 1121 drives the cover plate 1117 to rotate through the connecting rod 1122.

Illustratively, the rotating plate 1121 may have a circular shape, but the rotating plate 1121 may have a rectangular shape. In an implementation manner that the rotation plate 1121 is circular, a central axis of the rotation plate 1121 is parallel to a central axis of the driving motor 1119, in some implementation manners, the central axis of the rotation plate 1121 is collinear with the central axis of the driving motor 1119, the central axis of the connecting rod 1122 is parallel to the central axis of the rotation plate 1121, and the connecting rod 1122 deviates from a geometric center of the rotation plate 1121.

In use, the rotating plate 1121 is parallel to the cover plate 1117, the connecting rod 1122 is disposed between the rotating plate 1121 and the cover plate 1117, and the connecting rod 1122 is offset from the geometric center of the cover plate 1117.

In use, the rotating plate 1121 rotates to rotate the connecting rod 1122, and the connecting rod 1122 drives the cover 1117 to rotate around the screw.

Further, in this embodiment, a side of the discharge hole 1116 facing away from the cover 1117 is provided with an inclined pipe 1123, the inclined pipe 1123 is inclined downwards around the second direction 40 of the housing 1111, and the inclined pipe 1123 is communicated with the accommodating cavity 1112; by arranging the inclined pipe 1123, when the stirring mechanism 1113 stirs the nutrient solution in the accommodating cavity 1112, the nutrient solution is further prevented from flowing into the groove 1114; meanwhile, when the feed liquid in the groove 1114 flows into the accommodating cavity 1112 through the discharge hole 1116 and the inclined pipe 1123 in sequence, the flowing-out feed liquid is buffered.

Further, in this embodiment, the stirring mechanism 1113 includes a control motor 1125 and a stirring paddle 1124, the stirring paddle 1124 extends along the first direction 30, a bottom end of the stirring paddle 1124 is located in the accommodating cavity 1112, a top end of the stirring paddle 1124 passes through the housing 1111 to be connected with an output shaft of the control motor 1125, and the control motor 1125 is disposed at a top end of the housing 1111; the control motor 1125 is used for driving the stirring paddle 1124 to rotate; by arranging the stirring paddle 1124, the feed liquid and the clean water can be uniformly mixed.

With continued reference to fig. 1, in the present embodiment, the water inlet unit 13 includes a water inlet pipe 131, a water pump 132, a main pipe 133, and at least one branch pipe 134; one end of the water inlet pipe 131 is communicated with the stirring tank 111, the other end of the water inlet pipe 131 is communicated with a water inlet of the water pump 132, a water outlet of the water pump 132 is communicated with the main pipe 133, one end of the main pipe 133, which is far away from the water pump 132, is communicated with the branch pipe 134, and one end of the branch pipe 134, which is far away from the main pipe 133, is communicated with the planting assembly 12; the branch pipe 134 is arranged corresponding to the planting assembly 12.

Specifically, the central axis of inlet tube 131 and the central axis parallel arrangement of branch pipe 134, trunk pipe 133 are the L type, and first mounting hole or second mounting hole and appearance liquid case 121 intercommunication are passed to the one end that branch pipe 134 kept away from trunk pipe 133.

In the realizable mode that the micro-nano bubble hydroponics device 10 comprises two planting assemblies 12, the water inlet unit 13 comprises two branch pipes 134, and the two branch pipes 134 are arranged at intervals along the extension direction of the main pipe 133. Wherein, two lateral conduits 134 are first lateral conduit and second lateral conduit respectively, and the one end that first lateral conduit deviates from trunk line 133 is through first installation valve and the first liquid case 121 intercommunication that holds in planting the subassembly, and the one end that the second lateral conduit deviates from trunk line 133 is through second installation valve and the second liquid case 121 intercommunication that holds in planting the subassembly.

In use, the first installation valve, the second installation valve and the water pump 132 are all opened, and the nutrient solution in the stirring tank 111 is pumped into the liquid containing tank 121 through the water pump 132.

Further, in this embodiment, the water outlet unit 14 includes a water outlet pipe 141, a main water pipe 142 and at least one branch water pipe 143, the water outlet pipe 141 is communicated with the branch water pipe 143 through the main water pipe 142, one end of the water outlet pipe 141 away from the main water pipe 142 is communicated with the stirring box 111, and one end of the branch water pipe 143 away from the main water pipe 142 is communicated with the planting assembly 12.

Specifically, the central axis of the water outlet pipe 141 is parallel to the central axis of the branch water pipe 143, the main water pipe 142 is in a straight shape, the main water pipe 142 extends along the third direction 50, and one end of the branch water pipe 143 far away from the main water pipe 142 passes through the first fixing hole or the second fixing hole to be communicated with the liquid containing tank 121

In an implementation manner that the micro-nano bubble hydroponics device 10 includes two planting assemblies 12, the water outlet unit 14 includes two branch water pipes 143, and the two branch water pipes 143 are arranged at intervals along the extending direction of the main water pipe 142. Wherein, two water pipes 143 are first water pipe and second water pipe respectively, and the one end that first water pipe deviates from main water pipe 142 is through first governing valve and the first liquid case 121 intercommunication that holds in planting the subassembly 12, and the one end that second water pipe 143 deviates from main water pipe 142 is through second governing valve and the second liquid case 121 intercommunication that holds in planting the subassembly.

In the using process, the first regulating valve and the second regulating valve are both opened, and the nutrient solution in the solution containing tank 121 flows into the stirring tank 111 through the branch water pipe 143, the main water pipe 142 and the water outlet pipe 141 in sequence.

With reference to fig. 1, in this embodiment, the planting assembly 12 includes a liquid containing box 121 and a planting plate 122, an opening is formed at the top end of the liquid containing box 121, the planting plate 122 covers the opening of the liquid containing box 121, a plurality of planting holes 1221 are formed in the planting plate 122, and the plurality of planting holes 1221 are all communicated with the liquid containing box 121; the liquid containing box 121 is used for containing nutrient solution, and the roots of plants are inserted into the nutrient solution in the liquid containing box 121 through the planting openings 1221.

Specifically, the planting plate 122 is disposed parallel to the horizontal plane.

In the orientation shown in fig. 1, the top ends of both the left and right side walls of the liquid tank 121 are lower than the top ends of both the front and rear side walls of the liquid tank 121.

In an implementation mode that the micro-nano bubble water culture device 10 comprises two planting assemblies 12, a first end of a water inlet unit 13 penetrates through a first mounting hole to be communicated with a liquid containing tank 121 in the first planting assembly 12, and a second end of the water inlet unit 13 penetrates through a second mounting hole to be communicated with the liquid containing tank 121 of the second planting assembly; the first end of the water outlet unit 14 passes through the first fixing hole to be communicated with the liquid containing tank 121 of the first planting assembly, and the second end of the water outlet unit 14 passes through the second fixing hole to be communicated with the liquid containing tank 121 of the second planting assembly.

Further, in this embodiment, the planting assembly 12 further includes at least one lifting unit 123, the bottom end of the lifting unit 123 penetrates through the planting plate 122 and is inserted on a horizontal plate, and one end of the horizontal plate is fixedly connected with the inner side wall of the accommodating space 152; the lifting unit 123 is used for adjusting the height of the planting plate 122 relative to the liquid containing box 121; by providing the lifting unit 123, when the liquid containing tank 121 is cleaned, the planting plate 122 is conveniently lifted upwards, so that the planting plate 122 is separated from the liquid containing tank 121, and thus, the liquid containing tank 121 is conveniently pulled out of the first chamber/the second chamber.

Specifically, the lift assembly extends in a first direction 30.

In this embodiment, the planting assembly 12 includes two lifting assemblies, and the two lifting assemblies are spaced at two ends of the planting plate 122.

Further, in this embodiment, the lifting unit 123 includes a screw 1231, a rotating motor, and a sliding sleeve 1232, the screw 1231 extends along the first direction 30, a top end of the screw 1231 penetrates through a top end of the housing 15 to be connected to an output shaft of the rotating motor, a bottom end of the screw 1231 penetrates through the planting plate 122 to be inserted on the horizontal plate, and the screw 1231 can rotate relative to the horizontal plate; the sliding sleeve 1232 is sleeved on the lead screw 1231, the sliding sleeve 1232 is in threaded connection with the lead screw 1231, the sliding sleeve 1232 can slide along the lead screw 1231, and the bottom end of the sliding sleeve 1232 is connected with the top end of the planting plate 122; the sliding sleeve 1232 drives the planting plate 122 to slide along the lead screw 1231.

Specifically, the horizontal plate is provided with a blind hole, the blind hole extends along the third direction 50, one end of the lead screw 1231 departing from the rotating motor penetrates through the planting plate 122 and is inserted into the blind hole, and the lead screw 1231 can rotate relative to the horizontal plate.

In the use, it rotates to rotate motor drive lead screw 1231, lead screw 1231 rotates drive slip sleeve and slides along lead screw 1231, lead screw 1231 drives planting board 122 upward movement to assigned position, the rotation motor is closed, at this moment, planting board 122 separates with holding liquid case 121, then first installation valve, the second installation valve, first governing valve and second governing valve are all closed, with first spinal canal way, the second spinal canal way, first spinal canal way and second spinal canal way are lifted off by holding liquid case 121, hold the outside that liquid case part was pulled out to first cavity or second cavity, discharge the nutrient solution in holding liquid case 121 into the sewer through the discharge pipe, then wash and hold liquid case 121.

Further, in this embodiment, in order to reduce the manpower, the planting assembly 12 further includes at least one driving assembly 124, the driving assembly 124 is disposed on the horizontal partition 151, and the top end of the driving assembly 124 is connected to the bottom end of the liquid containing tank 121; the driving assembly 124 is used for driving the liquid containing box 121 to slide; by providing the driving assembly 124, when the liquid containing tank 121 is cleaned, the liquid containing tank 121 is partially slid out of the first chamber or the second chamber by the driving assembly 124.

Specifically, the driving assembly 124 extends along the second direction 40, and the driving assembly 124 is located between the liquid tank 121 and the horizontal partition 151.

In this embodiment, the planting assembly 12 includes two drive assemblies 124, the two drive assemblies 124 being spaced apart along the third direction 50; by providing two drive assemblies 124, the smoothness of the sliding of the solution tank is improved.

Further, in this embodiment, the driving assembly 124 includes a driver, a slide rail and at least one slide block, the bottom end of the slide rail is connected to the top surface of the horizontal partition 151, the slide block is slidably connected to the slide rail, one end of the driver is disposed at one end of the slide rail, and the other end of the driver is connected to the slide block; the driver is used for driving the sliding block to slide along the sliding rail.

Specifically, the slide rail extends along the second direction 40, and the driver is coupled to the horizontal partition 151. In the using process, the top end of the slider is connected with the bottom end of the liquid containing box 121, the driver pushes the slider to slide along the sliding rail, and the slider drives the liquid containing box 121 to move, so that the liquid containing box 121 partially slides out of the first cavity or the second cavity.

Illustratively, the drive employs a servo electric cylinder; of course, the actuator may also employ an air cylinder.

With continued reference to fig. 4, another embodiment provides a hydroponic system 1, which includes the micro-nano bubble hydroponic device 10 and a controller 20, wherein the controller 20 is in communication connection with the control system 16 in the planting assembly 12, and the controller 20 is in communication connection with the control unit 17 in the circulating assembly 11; the controller 20 regulates and controls the planting assembly 12 through the control system 16; the controller 20 regulates the circulation assembly 11 via the control unit 17.

Specifically, the rotating motor and the servo electric cylinder are electrically connected to the control system 16, and the control motor 1125 and the driving motor 1119 are electrically connected to the control unit 17.

In use, the controller 20 can be used to set the stroke of the servo cylinder, the operating speed, the rotational speed of the rotary motor, the rotational speed of the control motor 1125, the rotational speed of the drive motor 1119, and the efficiency of the water pump 132.

In order to realize the automation of the circulating assembly 11 for adding fresh water and liquid, a first water level sensor and a second water level sensor are arranged in the accommodating cavity 1112, the first water level sensor and the second water level sensor are arranged at an interval along the third direction 50, the first water level sensor is located at a first preset water level line, the second water level sensor is located at a second preset water level line, the first preset water level line is higher than the second preset water level line, the first water level sensor and the second water level sensor are both in communication connection with the control unit 17, when the liquid in the accommodating cavity 1112 reaches the first preset water level line in the use process, the first water level sensor sends the collected water level signal to the control unit 17, and when the liquid in the accommodating cavity 1112 reaches the second preset water level line, the second water level sensor sends the collected water level signal to the control unit 17.

In this embodiment, a liquid flow sensor is disposed in the groove 1114, the liquid flow sensor is in communication with the control unit 17, and the liquid flow sensor is configured to collect a volume signal of the liquid flowing into the accommodating cavity 1112 in the groove 1114 and send the volume signal to the control unit 17.

The application provides a hydroponic system 1's use does: when the containing cavity 1112 is not filled with liquid, a start button on the controller 20 is clicked, the first control valve is opened, at this time, clean water flows into the containing cavity 1112 through the first communication pipe, when the clean water reaches the second preset water level line, the driving motor 1119 is not started, when the clean water reaches the first preset water level line, the first water level sensor sends the collected water level signal to the control unit 17, the control unit 17 controls the driving motor 1119 to start, the driving motor 1119 drives the cover plate 1117 to rotate, at this time, the discharge hole 1116 is opened, the feed liquid in the groove 1114 flows into the containing groove through the discharge hole 1116 and the inclined pipe 1123, when the liquid flow sensor detects that the volume of the feed liquid flows out is a preset value, the liquid flow sensor sends a volume signal to the control unit 17, and the control unit 17 controls the driving motor 1119 to reversely rotate, so that cover plate 1117 blocks discharge port 1116, at this moment, control motor 1125 starts, control motor 1125 drives stirring paddle 1124 and rotates, after stirring paddle 1124 rotates the preset time, control motor 1125 closes, micro-nano bubble generator 112 opens, micro-nano bubble generator 112 carries out high-pressure treatment to the nutrient solution in holding chamber 1112, in order to form micro-nano bubble water, then first installing valve, second installing valve and water pump 132 all open, at this moment, micro-nano bubble water is pumped into liquid holding box 121 through water pump 132, in the prediction time, micro-nano bubble water in liquid holding box 121 reaches the appointed water level, first regulating valve and second regulating valve open, at this moment, micro-nano bubble water in liquid holding box 121 flows back to stirring box 111 through water outlet unit 14, so that micro-nano bubble water circulates and flows.

When cleaning liquid containing box 121, first installation valve, the second installation valve, first governing valve, the second governing valve, water pump 132 and micro-nano bubble generator 112 all close, then unload water inlet unit 13 and water outlet unit 14 by containing liquid box 121, the rotating motor starts, sliding sleeve 1232 drives planting plate 122 rebound to predetermineeing the distance, the rotating motor closes, then servo cylinder promotes the slider and slides along the slide rail, after the slider drives and holds liquid box 121 roll-off and predetermine the volume, servo cylinder closes, then discharge to the sewer through the discharge pipe, then wash liquid containing box 121, after liquid containing box 121 clearly accomplished, servo cylinder starts, servo cylinder pulling slider slides, the slider drives liquid containing box 121 motion, after liquid containing box 121 resumes to the initial position, servo cylinder closes, and all communicate water inlet unit 13 and water outlet unit 14 with liquid containing box 121.

When the water level of the nutrient solution in the accommodating cavity 1112 is lowered to a second preset water level line, the second water level sensor sends a collected water level signal to the control unit 17, the control unit 17 controls the driving motor 1119 to start, the driving motor 1119 drives the cover plate 1117 to rotate, at this time, the discharge hole 1116 is opened, the feed liquid in the groove 1114 flows into the accommodating tank through the discharge hole 1116 and the inclined pipe 1123, when the liquid flow sensor detects that the volume of the feed liquid flowing out is a predicted value, the liquid flow sensor sends a volume signal to the control unit 17, the control unit 17 controls the driving motor 1119 to rotate reversely, so that the discharge hole 1116 is blocked by the cover plate 1117, the first control valve is opened, at this time, clean water flows into the accommodating cavity 1112 through the first communication pipe, when the clean water reaches the first preset water level line, the first control valve is closed, the control motor 1125 is started, the control motor 1125 drives the stirring paddle 1124 to rotate, after the stirring paddle 1124 rotates for a preset time, the motor is controlled to be closed, and then the circulation flowing step of the nutrient solution is repeated.

When the ratio of the fresh water to the feed liquid is required to be described, the volume of the water added between the second preset water level line and the first preset water level line and the predicted volume of the feed liquid flowing out are set according to the ratio of the fresh water to the feed liquid.

The water culture system 1 provided by the application comprises a micro-nano bubble water culture device 10 and a controller 20, wherein the controller 20 is in communication connection with a control system 16 in a planting assembly 12, and the controller 20 is in communication connection with a control unit 17 in a circulating assembly 11; the controller 20 regulates and controls the planting assembly 12 through the control system 16; the controller 20 regulates and controls the circulating component 11 through the control unit 17; the micro-nano bubble water culture device 10 comprises a circulating assembly 11 and at least one planting assembly 12; one side of the circulating assembly 11 is communicated with the planting assembly 12 through a water inlet unit 13, and one side of the circulating assembly 11, which is far away from the water inlet unit 13, is communicated with the planting assembly 12 through a water outlet unit 14; the circulating assembly 11 comprises a stirring box 111 and a micro-nano bubble generator 112, the stirring box 111 is communicated with the micro-nano bubble generator 112, one end of the water inlet unit 13, which is far away from the planting assembly 12, is inserted into the stirring box 111, and one end of the water outlet unit 14, which is far away from the planting assembly 12, is inserted into the stirring box 111; the stirring box 111 is used for storing nutrient solution required by planting plants; planting assembly 12 is used for hydroponic planting of plants; the micro-nano bubble generator 112 is used for performing high-pressure treatment on the nutrient solution in the stirring tank 111, and conveying the nutrient solution subjected to high-pressure treatment into the stirring tank 111 so as to enable the nutrient solution in the stirring tank 111 to form micro-nano bubble water; micro-nano bubble water flows into the planting assembly 12 through the water inlet unit 13 to provide nutrition for plants, and nutrient solution in the planting assembly 12 flows back to the stirring tank 111 through the water outlet unit 14 to enable the nutrient solution to flow circularly; through setting up agitator tank 111, carry out the ratio stirring with the manual work to the nutrient solution and compare, reduced personnel's the amount of labour, increased planting efficiency.

The hydroponic system 1 provided by the invention has the following advantages: the device has simple structure, easy manufacture and convenient operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.

Claims

1. The utility model provides a micro-nano bubble hydroponics device which characterized in that: comprises a circulating component and at least one planting component;

one side of the circulating assembly is communicated with the planting assembly through a water inlet unit, and one side of the circulating assembly, which is far away from the water inlet unit, is communicated with the planting assembly through a water outlet unit;

the circulation assembly comprises a stirring box and a micro-nano bubble generator, the stirring box is communicated with the micro-nano bubble generator, one end of the water inlet unit, which is far away from the planting assembly, is inserted into the stirring box, and one end of the water outlet unit, which is far away from the planting assembly, is inserted into the stirring box;

the stirring box is used for storing nutrient solution required by planting plants;

the planting assembly is used for water planting plants;

the micro-nano bubble generator is used for carrying out high-pressure treatment on the nutrient solution in the stirring box and conveying the nutrient solution subjected to high-pressure treatment into the stirring box so as to enable the nutrient solution in the stirring box to form micro-nano bubble water;

the micro-nano bubble water flows into the planting assembly through the water inlet unit to provide nutrition for the plants, and the nutrient solution in the planting assembly flows back to the stirring box through the water outlet unit so as to enable the nutrient solution to flow circularly.

2. The micro-nano bubble hydroponics device of claim 1, wherein: the stirring box comprises a shell and a stirring mechanism, the shell is enclosed into an accommodating cavity, one end of the stirring mechanism is inserted into the accommodating cavity, and the other end of the stirring mechanism is positioned outside the accommodating cavity;

the stirring mechanism is used for uniformly stirring the feed liquid added into the accommodating cavity in water.

3. The micro-nano bubble hydroponics device of claim 2, wherein: be provided with the recess on the casing, the recess along the first direction of casing extends, the discharge gate has been seted up to one side of recess, the recess passes through the discharge gate with hold the chamber intercommunication, the discharge gate upper cover is equipped with the apron, one side of apron with the inside wall laminating that holds the chamber, the apron can be relative the recess rotates, the axis of rotation of apron with the central line of discharge gate is parallel, with through rotating the apron is adjusted the area of opening of discharge gate.

4. The micro-nano bubble hydroponics device of claim 3, wherein: the cover plate is rotatably connected with the groove through a connecting bolt and can rotate relative to the connecting bolt;

a rotating unit is arranged on the cover plate and is positioned in the accommodating cavity, one end of the rotating unit, which is far away from the cover plate, is connected with an output shaft of a driving motor, and the driving motor is connected with the inner side wall of the groove;

the driving motor is used for driving the rotating unit to rotate, and the rotating unit drives the cover plate to rotate around the connecting bolt.

5. The micro-nano bubble hydroponics device of claim 4, wherein: the rotating unit comprises a rotating plate and a connecting rod, one side of the rotating plate is connected with the connecting rod, one end of the connecting rod, which is far away from the rotating plate, is connected with one side of the cover plate, which is far away from the discharge hole, and an output shaft of the driving motor is inserted in the rotating plate;

the driving motor drives the rotating plate to rotate, and the rotating plate drives the cover plate to rotate through the connecting rod.

6. The micro-nano bubble hydroponics device of any one of claims 3-5, wherein: one side that the discharge gate deviates from the apron is provided with the slope pipe, the slope pipe round the second direction downward sloping of casing, the slope pipe with hold the chamber intercommunication.

7. The micro-nano bubble hydroponics device of claim 3, wherein: the stirring mechanism comprises a control motor and a stirring paddle, the stirring paddle extends along the first direction, the bottom end of the stirring paddle is located in the accommodating cavity, the top end of the stirring paddle penetrates through the shell to be connected with an output shaft of the control motor, and the control motor is arranged at the top end of the shell;

the control motor is used for driving the stirring paddle to rotate.

8. The micro-nano bubble hydroponics device of claim 1, wherein: the planting assembly comprises a liquid containing box and a planting plate, an opening is formed in the top end of the liquid containing box, the planting plate is covered on the opening of the liquid containing box, a plurality of planting ports are formed in the planting plate, and the planting ports are communicated with the liquid containing box;

the liquid containing box is used for containing the nutrient solution, and the roots of the plants are inserted into the nutrient solution in the liquid containing box through the planting openings.

9. The micro-nano bubble hydroponics device of claim 8, wherein: still include the shell, the shell encloses into the accommodation space, be provided with at least one horizontal baffle in the accommodation space, the planting subassembly is located on the horizontal baffle.

10. The micro-nano bubble hydroponics device of claim 9, wherein: the planting assembly further comprises at least one lifting unit, the bottom end of the lifting unit penetrates through the planting plate and is inserted on the horizontal plate, and one end of the horizontal plate is fixedly connected with the inner side wall of the accommodating space; the lifting unit is used for adjusting the height of the planting plate relative to the liquid containing box.

11. The micro-nano bubble hydroponics device of claim 10, wherein: the lifting unit comprises a lead screw, a rotating motor and a sliding sleeve, the lead screw extends along the first direction, the top end of the lead screw penetrates through the top end of the shell and is connected with an output shaft of the rotating motor, the bottom end of the lead screw penetrates through the planting plate and is inserted on the horizontal plate, and the lead screw can rotate relative to the horizontal plate;

the sliding sleeve is sleeved on the lead screw and connected with the lead screw thread, the sliding sleeve can slide along the lead screw, and the bottom end of the sliding sleeve is connected with the top end of the planting plate;

the sliding sleeve drives the planting plate to slide along the lead screw.

12. The micro-nano bubble hydroponics device of claim 10, wherein: the planting assembly further comprises at least one driving assembly, the driving assembly is arranged on the horizontal partition plate, and the top end of the driving assembly is connected with the bottom end of the liquid containing box;

the driving assembly is used for driving the liquid containing box to slide.

13. The micro-nano bubble hydroponics device of claim 12, wherein: the driving assembly comprises a driver, a slide rail and at least one slide block, the bottom end of the slide rail is connected with the top surface of the horizontal partition plate, the slide block is slidably connected with the slide rail, one end of the driver is arranged at one end of the slide rail, and the other end of the driver is connected with the slide block;

the driver is used for driving the sliding block to slide along the sliding rail.

14. The micro-nano bubble hydroponics device of claim 13, wherein: the driver adopts a servo electric cylinder.

15. The micro-nano bubble hydroponics device of claim 1, wherein: the water inlet unit comprises a water inlet pipe, a water pump, a main pipeline and at least one branch pipeline; one end of the water inlet pipe is communicated with the stirring tank, the other end of the water inlet pipe is communicated with a water inlet of the water pump, a water outlet of the water pump is communicated with the main pipeline, one end of the main pipeline, which is far away from the water pump, is communicated with the branch pipeline, and one end of the branch pipeline, which is far away from the main pipeline, is communicated with the planting assembly;

the branch pipeline is arranged corresponding to the planting assembly.

16. The micro-nano bubble hydroponics device of claim 1, wherein: the water outlet unit comprises a water outlet pipe, a main water pipe and at least one branch water pipe, the water outlet pipe is communicated with the branch water pipe, one end of the main water pipe is far away from the water outlet pipe, the stirring box is communicated with the main water pipe, and one end of the main water pipe is far away from the branch water pipe, and the planting assembly is communicated with the branch water pipe.

17. A hydroponic system, characterized in that: the micro-nano bubble water culture device comprises the micro-nano bubble water culture device of any one of claims 1 to 16 and a controller, wherein the controller is in communication connection with a control system in the planting assembly, and is in communication connection with a control unit in the circulating assembly;

the controller regulates and controls the planting assembly through the control system;

the controller regulates and controls the circulating assembly through the control unit.