Rapid growth and cultivation device for corn

Abstract

The utility model relates to the field of corn cultivation, in particular to a rapid corn growing and cultivating device which comprises a box body, a tray arranged in the box body, a nutrient supply system arranged in the box body and a controller used for achieving automatic control. The nutrient supply system comprises a first water supply tank, a first water pump and a water supply pipe, a water spraying pipe is further arranged in the box body, the water spraying pipe is fixedly arranged on the inner wall of the box body and / or the tray, the water spraying pipe is communicated with the water supply pipe, spraying holes are formed in the water spraying pipe, and the spraying holes face the culture dishes below. When the device is used, seeds can be soaked, washed and hydroponically planted according to a set program, an enzyme system in the seeds can be quickly activated, the dormant state of the seeds can be relieved, the seeds can quickly germinate, and the cultivation period of the seeds is shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of corn cultivation, especially a corn rapid growth cultivation device. BACKGROUND

[0002] The cultivation process of corn includes steps such as seed selection, seed treatment, sowing, field management and harvesting, and rapid cultivation and shortened cultivation period can improve production efficiency, meet market demand, and realize efficient and rapid production of corn.

[0003] At present, the Chinese patent application with publication number CN115428677A and publication date December 6, 2022 proposes a cultivation device for crop seed selection and breeding, which includes a box body, both side walls inside the box body are fixedly provided with illuminating lamps, and a supporting plate is fixedly arranged inside the box body. The supporting plate is provided with multiple cultivation grooves, an electric heating seat is fixedly arranged at the bottom of each cultivation groove, a box is fixedly arranged at the top of the box body, a water pump is fixedly arranged inside the box, and a water pipe is fixedly arranged at one end of the water pump.

[0004] In use, the water pump pressurizes the nutrient solution to be sprayed out through the spray port, so that the seeds in the cultivation grooves can more uniformly receive the nutrient solution, and the illuminating lamps and the electric heating seat are arranged to control the light intensity and the temperature, thereby controlling the growth environment of the seeds.

[0005] According to the related technology, since the corn seeds are in a dry state during storage, the internal enzyme system is in a dormant state, and direct cultivation of the dormant corn seeds requires a period of time to activate the internal enzyme system, which affects the cultivation time of the corn. INVENTION CONTENTS

[0006] In order to speed up the efficiency of corn seed cultivation and realize efficient cultivation of corn, the utility model provides a corn rapid growth cultivation device.

[0007] The utility model provides a corn rapid growth cultivation device, which adopts the following technical scheme:

[0008] The corn rapid growth cultivation device comprises a box body, a tray arranged in the box body, a ventilation system arranged in the box body, a nutrient supply system arranged in the box body and a controller for realizing automatic control, a water culture assembly is arranged on the tray, and the water culture assembly comprises a culture dish arranged on the tray and used for containing seeds, and a drain pipe provided with a water inlet and arranged in the culture dish; the nutrient supply system comprises a first water supply tank fixedly arranged on the box body and used for containing liquid, a first water pump fixedly arranged on the box body and connected with the first water supply tank, the first water pump being electrically connected with the controller, and a water supply pipe fixedly arranged on the box body and communicated with the first water pump; a water spraying pipe is further arranged in the box body, the water spraying pipe being fixedly arranged on the inner wall of the box body and / or the tray, the water spraying pipe being communicated with the water supply pipe, the water spraying pipe being provided with a plurality of spray holes, and the spray holes being arranged towards the culture dish below; and a waste liquid tank is further arranged in the box body, the drain pipe is communicated with the waste liquid tank, the waste liquid tank is provided with an intelligent valve, and the intelligent valve is electrically connected with the controller.

[0009] By adopting the above technical scheme, when cultivating seeds, the seeds are first placed in the culture dish, the culture dish is then placed in the tray, the drain pipe in the culture dish is connected with the intelligent valve in the waste liquid tank, the liquid containing hormones and disinfectant is added in the first water supply tank, the first water pump is controlled to pump the liquid to the water spraying pipe, the liquid is sprayed on the culture dish through the spray holes of the water spraying pipe, and the seeds are gradually submerged to perform seed soaking treatment and rapidly activate the enzyme system in the seeds; after the seed soaking treatment is completed, the intelligent valve is opened to drain the water in the culture dish to the waste liquid tank, then the seeds after the seed soaking treatment are cleaned by adding clean water in the first water supply tank, finally the intelligent valve is closed, the nutrient solution with a proper proportion is added in the first water supply tank, the nutrient solution is sprayed on the seeds in the culture dish by setting a program in the controller and controlling the first water pump, and the cultivation environment of the seeds in the culture dish is controlled in cooperation with the ventilation system; when draining water, the intelligent valve is controlled by the controller, the drain pipe absorbs the water in the culture dish and drains the water into the waste liquid tank when the intelligent valve is opened, and the water in the culture dish is retained for the seeds to absorb when the intelligent valve is closed. Thus, by arranging the culture dish capable of draining water, the seeds can be first subjected to seed soaking treatment to rapidly activate the enzyme system in the seeds and shorten the seed germination time; the seeds after the seed soaking treatment can be cleaned by the culture dish capable of draining water to reduce the probability of seedling diseases; the seeds are subjected to water culture by the culture dish and the water spraying pipe, the seeds can fully and uniformly absorb the nutrients in the water, and the ventilation system is used to promote seed respiration and provide sufficient oxygen, water and nutrients for the seeds to further promote the seeds to rapidly germinate and grow.

[0010] Optionally, the nutrient supply system further comprises: a second water tank fixedly arranged on the box body and used for containing liquid; a second water pump fixedly arranged on the box body and communicated with the second water tank, the second water pump being electrically connected with the controller; and a reversing valve having an input end connected with the first water pump and the second water pump respectively and an output end connected with the water supply pipe, the reversing valve being electrically connected with the controller.

[0011] By adopting the above technical scheme, the liquid containing disinfectant and hormone in the first water tank is used for seed soaking, and the nutrient solution with a good ratio in the second water tank is used for seed soaking. When seed soaking is performed, the first water pump is controlled to be turned on, and the liquid containing disinfectant and hormone in the first water tank is pumped into the culture dish. After seed soaking is completed, the second water pump is controlled to be turned on, and the nutrient solution with a good ratio in the second water tank is used for flushing the seed, and the nutrient solution is sprayed on the seed in the culture dish after flushing is completed, so as to provide nutrition for the seed. When the first water pump and the second water pump are turned on, the connection between the first water pump and the second water pump and the water supply pipe is changed by controlling the reversing valve. In this way, two independent first water tanks and second water tanks are arranged to store the liquid for seed soaking and the liquid for providing nutrition respectively, and automatic control is performed by the first water pump, the second water pump and the reversing valve, so as to reduce human intervention, make the device more intelligent, and reduce the dependence on manpower.

[0012] Optionally, the nutrient supply system further comprises: a third water tank fixedly arranged on the box body and used for containing liquid; and a third water pump fixedly arranged on the box body and communicated with the third water tank, the third water pump being connected with the input end of the reversing valve.

[0013] By adopting the above technical scheme, the first water tank, the second water tank and the third water tank are respectively used for storing medicine for seed soaking, nutrient water for providing nutrition and clean water. The medicine is used for seed soaking when seed soaking is performed, the clean water is used for cleaning after seed soaking is completed, the nutrient water is used for providing nutrition for the seed after cleaning is completed, the pumping of the three kinds of liquid is controlled by the three water pumps, and the switching connection between the first water tank, the second water tank, the third water tank and the water supply pipe is controlled by the reversing valve. In this way, a clean water tank is newly arranged to clean the seed after seed soaking, the seed does not need to be cleaned by using the nutrient water, and the consumption of the nutrient water is reduced.

[0014] Optionally, the nutrient supply system further comprises a heating wire, the heating wire being wound on the water supply pipe and / or the water spraying pipe, the heating wire being electrically connected with the controller, and the box body is further provided with a temperature sensor, the temperature sensor being electrically connected with the controller.

[0015] By adopting the technical scheme, when the temperature inside the box body is controlled, the heating wire can directly heat the water spraying pipe or the water supply pipe under the control of the controller, and heat is transferred to the liquid inside the water spraying pipe or the water supply pipe, the water spraying pipe can quickly transfer heat to the inside of the box body when spraying liquid, and the temperature inside the box body is monitored in real time by the temperature sensor, so as to control the temperature inside the box body. The temperature is adjusted by directly heating the liquid inside the water spraying pipe or the water supply pipe by the heating wire, which can quickly and efficiently change the temperature inside the box body, so that the seeds and plants are in a suitable temperature environment for growth.

[0016] Optionally, the culture dish is further provided with a support assembly, the support assembly comprising: a gasket arranged in the culture dish for supporting; a plurality of support tables uniformly distributed above the gasket, each support table comprising at least three support legs, each support leg being conical.

[0017] By adopting the above technical scheme, after the seed treatment, the seed needs to be dried to reduce the probability of drug damage caused by the solution adhering to the seed after seed soaking. The support assembly is placed in the culture dish, and when the seed is placed in the culture dish, the seed is supported between the support legs, so that the seed does not directly contact the bottom of the culture dish. The liquid level is lower than the position of the seed during drainage, so that the seed can be supported above the liquid level, thereby facilitating the drainage of the solution on the seed. At the same time, the support legs can also fix the seed, and the seed is blocked by the support legs during drainage, thereby reducing the probability of displacement of the seed along the flowing water. The conical structure of the support leg can directly take out the seed from above when the root system of the seed is entangled on the support leg after germination, thereby reducing the probability of the seed root system being entangled on the support leg and being difficult to take out.

[0018] Optionally, the tray top is further provided with a positioning block, and the positioning block is used to limit the placement position of the culture dish.

[0019] By adopting the above technical scheme, the positioning block provides a reference for the placement of the culture dish, so that the culture dish can be more accurately placed on the tray at a position corresponding to the water spraying hole above, thereby improving the utilization rate of the liquid sprayed by the water spraying hole.

[0020] Optionally, the box body is further provided with a lighting assembly, the lighting assembly comprising: a lighting lamp fixedly installed on the box body and / or the tray, and electrically connected with the controller; a reflective film arranged on the inner wall of the box body.

[0021] By adopting the technical scheme, the illuminating lamp can provide sufficient light for the growth of the seeds, and promote the growth of the plants, the reflective film can reflect the light emitted by the illuminating lamp inside the box body, so that the whole inside of the box body is in a relatively bright and illuminated light environment, which can fully utilize the light and reduce local insufficient light, so that the plants are more evenly illuminated.

[0022] Optionally, a photography module is further arranged inside the box body, the photography module is fixedly installed on the tray and / or the box body, and faces the culture dish below, the photography module is electrically connected with the controller, and the photography module is arranged in a sealed manner.

[0023] By adopting the technical scheme, the photography module can record the growth state of the seeds or the plants at regular time when the plants grow, help the grower better understand the growth state of the corn, and also leave image records for the future cultivation work.

[0024] Optionally, the intelligent valve is installed on the box body, a water outlet of the intelligent valve is connected with the waste liquid tank, a water inlet of the intelligent valve is connected with a quick connector, and the quick connector is used to connect with the drain pipe.

[0025] By adopting the technical scheme, when the culture dish is placed in the tray, the drain pipe in the culture dish is connected with the intelligent valve through the quick connector,

[0026] In summary, the utility model has at least one of the following beneficial technical effects:

[0027] The culture dish capable of draining water is arranged in the cultivation device, the seeds can be soaked and treated before being cultivated, the enzyme system in the seeds is quickly activated, the germination speed of the seeds is accelerated, and the cultivation period of the corn is shortened.

[0028] The different water supply tanks are arranged for storing the liquid for seed soaking, the liquid for washing the seeds and the liquid for storing the nutrient solution, and the controller is used to control automatic seed soaking, automatic washing and automatic nutrient solution supply, so that the automation degree in the corn cultivation process is improved, and the dependence on manpower is reduced.

[0029] The seeds are cultivated in a water culture mode, the seeds can be directly provided with nutrients, the temperature, humidity and light environment of the seed growth are controlled, the suitable growth environment is provided for the seed growth, and the seed growth is further promoted.

[0030] Since the seeds are cultivated by water culture, the seeds are not blocked by soil and other materials during growth, the growth of the seeds can be recorded by the photographing module, the growth process of the seeds is more intuitively observed, and intuitive image records are left for future cultivation work. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is the overall structure schematic diagram of the embodiment of the utility model;

[0032] Figure 2 is the internal structure schematic diagram of the embodiment of the utility model;

[0033] Figure 3 is the internal structure schematic diagram of the embodiment of the utility model;

[0034] Figure 4 is another view angle schematic diagram of the internal structure of the embodiment of the utility model;

[0035] Figure 5 is the overall structure schematic diagram of the water culture assembly of the embodiment of the utility model;

[0036] Figure 6 is the water culture assembly structure explosion schematic diagram of the embodiment of the utility model.

[0037] The figure mark explanation: 100, the box body; 110, the waste liquid tank; 120, the intelligent valve; 130, the photographing module; 150, the quick connector; 200, the tray; 210, the water spraying pipe; 211, the spray hole; 220, the positioning block; 300, the ventilation system; 400, the nutrient supply system; 410, the first water supply tank; 420, the first water pump; 430, the water supply pipe; 440, the second water supply tank; 450, the second water pump; 460, the reversing valve; 470, the third water supply tank; 480, the third water pump; 490, the heating wire; 500, the controller; 600, the water culture assembly; 610, the culture dish; 620, the drain pipe; 700, the support assembly; 710, the gasket; 720, the support table; 721, the support leg; 800, the illumination assembly; 810, the illuminating lamp; 820, the reflective film. DETAILED DESCRIPTION

[0038] The utility model will be further explained in detail below. Figures 1 to 6 The utility model will be further explained in detail below.

[0039] The embodiment of the utility model discloses a corn rapid growth cultivation device. Figures 1 to 3The utility model provides a corn fast growth cultivating device mainly includes box 100, fixed mounting tray 200 in the inside of box 100, set up ventilation system 300 on the box 100, set up nutrient supply system 400 in the inside of box 100, set up illumination assembly 800 in the inside of box 100 and the controller 500 for realizing automatic control, wherein nutrient supply system 400 includes multiple water supply tank, water pump corresponding with water supply tank and hydroponics assembly 600 for cultivating seed, when using, seed is placed in hydroponics assembly 600, then sets up the program on the controller 500, controls the corresponding water pump in nutrient supply system 400 to seed in hydroponics assembly 600 carries out seed soaking, flushing and nutrient supply, and after every operation process is completed, the liquid in cultivation assembly is discharged to the waste liquid tank 110 at the bottom of box 100 and is recycled, when cultivating seed, the environment in the inside of box 100 can be adjusted by setting up the program on the controller 500 control ventilation assembly, illumination assembly 800 and nutrient supply system 400, and then suitable growth environment is improved for seed, and the rapid growth of seed is promoted.

[0040] With reference to Figures 1 to 3 The box 100 includes a culture chamber, a waste liquid tank 110, and a nutrient supply system 400. The waste liquid tank 110 is arranged on one side of the culture chamber, and the nutrient supply system 400 is arranged on the top of the culture chamber. The waste liquid tank 110 is connected with an intelligent valve 120 and a sewage pipe. The sewage pipe is connected to the side wall inside the culture chamber, and the end of the sewage pipe arranged inside the culture chamber is provided with a quick connector 150. The nutrient supply system 400 includes multiple water supply tanks and hydroponics assemblies 600. The water supply tanks are arranged on the top of the culture chamber. The water supply tanks include a first water supply tank 410, a second water supply tank 440, and a third water supply tank 470. The first water supply tank 410 is connected with a first water pump 420, the second water supply tank 440 is connected with a second water pump 450, and the third water supply tank 470 is connected with a third water pump 480. The water outlets of the first water pump 420, the second water pump 450, and the third water pump 480 are connected to three water inlets of a reversing valve 460. The water outlet of the reversing valve 460 is connected with a water supply pipe 430, which is connected to the inside of the culture chamber. The water supply pipe 430 is also wound with a heating wire 490. The heating wire 490 is connected with the controller 500, so that the liquid in the water supply pipe 430 can be heated directly, and the heat is transferred to the inside of the culture chamber. In this embodiment, the reversing valve 460 is a five-way electromagnetic valve with three inlets and one outlet.

[0041] With reference to Figures 3 to 4The inside of the culture chamber is provided with three groups of trays 200 in the vertical direction, a plurality of mounting slots are arranged on the side wall of the culture chamber in the vertical direction, the bottom of the tray 200 is provided with a clamping block, the tray 200 is fixedly installed in the inside of the culture chamber by clamping the clamping block on the bottom of the tray 200 in the mounting slot, and a water spraying pipe 210 is fixedly arranged on the bottom of the tray 200, the water spraying pipe 210 is embedded in the bottom of the tray 200, a downward water spraying hole is arranged on the water spraying pipe 210, and the water spraying pipe 210 on the bottom of each tray 200 is connected with the water supply pipe 430 in the inside of the culture chamber.

[0042] With reference to Figure 1 and Figure 4 The controller 500 is arranged on the top of the box body 100, by connecting the controller 500 with the first water pump 420, the second water pump 450, the third water pump 480 and the reversing valve 460, the different water pumps can be controlled to be turned on by the controller 500, and the different water pumps are controlled to be communicated with the water supply pipe 430 by the reversing valve 460, so that the liquid in the different water supply tanks is pumped into the water spraying pipe 210 and sprayed out from the spraying hole 211, the display panel and the control panel are further connected with the outside of the controller 500 for the user to operate, in order to facilitate the user to directly connect with the environment state in the inside of the culture chamber, the temperature sensor and the humidity sensor are further arranged in the inside of the culture chamber, the temperature sensor and the humidity sensor are connected with the controller 500, and the environment information in the inside of the culture chamber is displayed on the display panel, and the user can operate the control panel to set the program in the controller 500 according to the information on the display panel.

[0043] The basic use mode of the embodiment is provided, the medicine containing disinfectant and hormone is stored in the first water supply tank 410 for seed soaking treatment, the clean water is stored in the second water supply tank 440 for seed flushing, and the nutrient water mixed with nutrient solution is stored in the third water supply tank 470 for hydroponic culture of seeds. When the seeds are cultivated, the reversing valve 460 is controlled to communicate the water supply pipe 430 with the first water pump 420, the medicine in the first water supply tank 410 is sprayed out from the spraying hole 211 to treat the seeds by starting the first water pump 420; after the seed soaking is completed, the reversing valve 460 is controlled to communicate the water supply pipe 430 with the second water pump 450, the clean water in the second water supply tank 440 is sprayed out from the spraying hole 211 to flush the seeds by starting the second water pump 450; then the reversing valve 460 is controlled to communicate the water supply pipe 430 with the third water pump 480, the nutrient solution in the third water supply tank 470 is sprayed out from the spraying hole 211 to provide nutrients for the seeds for hydroponic culture of the seeds.

[0044] With reference to Figures 4 to 6The tray 200 is provided with a plurality of positioning blocks 220 above the tray 200, and the middle empty positions of the positioning blocks 220 correspond to the upper spray holes 211. The water culture assembly 600 is placed above the tray 200, and the water culture assembly 600 comprises a culture dish 610, a drain pipe 620 and a support assembly 700. The culture dish 610 is placed in the empty position between the positioning blocks 220 above the tray 200, so that the culture dish 610 can correspond to the upper spray holes 211. A through hole is formed in the side wall of the culture dish 610. The drain pipe 620 is connected to the outside of the culture dish 610 through the through hole in the side wall of the culture dish 610. When the culture dish 610 is placed on the tray 200, the drain pipe 620 is connected to the quick connector 150 of the waste liquid tank 110 which is connected to the waste liquid tank 110. When the waste liquid tank 110 is opened, the drain pipe 620 drains the liquid in the culture dish 610 into the waste liquid tank 110.

[0045] With reference to Figures 5 to 6 The support assembly 700 comprises a gasket 710 and a plurality of support tables 720. The support tables 720 are arranged on the gasket 710. Each support table 720 comprises three support legs 721. The plurality of support tables 720 are uniformly arranged above the gasket 710. When the gasket 710 is placed in the culture dish 610 with the side provided with the support tables 720 upward, the support tables 720 can support the seeds when the seeds are placed in the culture dish 610, so that the seeds are not in contact with the bottom of the culture dish 610, facilitating the drainage of the water on the seeds and playing a blocking role on the seeds during the drainage, thereby reducing the probability of the seeds being washed to one side of the culture dish 610. The arrangement of the support legs 721 also provides certain support for the root system of the seeds during the growth of the seeds, so that the root system of the seeds can more stably support the seeds.

[0046] With reference to Figure 6 A photography module 130 is fixedly arranged at the middle position of the bottom of the tray 200. The photography module 130 is fixed in a sealed box 100. A window is arranged at the bottom of the sealed box 100. A sealed transparent glass is arranged at the window. The photography module 130 can photograph the seeds in the culture dish 610 below by aiming at the window. Since the seeds are cultivated by the water culture method, there is no obstruction above the seeds during the growth of the seeds. The photography module 130 can directly photograph the growth of the seeds, which is convenient for the cultivation personnel to observe and record.

[0047] With reference to Figure 2The inside of the culture chamber is further provided with a light assembly 800, which comprises a lighting lamp 810 arranged inside the culture chamber and a light-reflecting film 820 arranged on the inner wall of the culture chamber, the lighting lamp 810 in the embodiment is a full-spectrum LED lamp, and specific wavelengths of light can be generated at different stages of seed growth through control; when the lighting lamp 810 emits light, the light is reflected multiple times inside the culture chamber through the light-reflecting film 820, so that the light can be more uniformly dispersed inside the culture chamber.

[0048] With reference to Figure 2 The culture chamber is further provided with a ventilation system 300, which comprises a ventilation hole arranged on the box body 100 and a fan arranged in the ventilation hole; the fan is controlled to rotate by the controller 500, so that the air inside the culture chamber can be exchanged with the air outside, thereby providing sufficient air for the culture chamber; meanwhile, the ventilation hole can be connected with an oxygen generator or a carbon dioxide generator to provide oxygen or carbon dioxide for the culture chamber.

[0049] The implementation principle of the corn rapid growth cultivation device is as follows: in use, first, the seeds are placed on the support assembly 700 inside the culture dish 610, then the culture dish 610 with the seeds is placed on the tray 200 inside the box body 100, and the drain pipe 620 in the culture dish 610 is connected with the waste liquid tank 110 through the quick connector 150, secondly, the box door is closed, the medicine water for seed soaking is added in the first water supply tank 410, the clean water is added in the second water supply tank 440, and the nutrient solution for water culture is added in the third water supply tank 470, and finally, the program is set in the controller 500, so that the automatic cultivation of the seeds can be realized; during the seed cultivation process, first, the medicine water in the first water supply tank 410 is sprayed into the culture dish 610 through the spray hole 211, the seeds are soaked in the medicine water, and after a set time, the intelligent valve 120 is opened to drain the medicine water in the culture dish 610 to the waste liquid tank 110; secondly, the clean water in the second water supply tank 440 is sprayed into the culture dish 610 through the spray hole 211 to wash the seeds multiple times, and the waste water after washing is drained into the waste liquid tank 110, and finally, the nutrient solution in the third water supply tank 470 is sprayed into the culture dish 610 according to the set program to provide nutrients for the seeds, and the seeds are continuously cultivated; during the seed cultivation process, the specific light, temperature, humidity and ventilation can be set through the controller 500 to provide a suitable growth environment for the seeds and promote the rapid growth of the seeds.

[0050] In summary, the corn rapid growth cultivation device in the application can soak, flush and hydroponically cultivate the seeds according to the set program, rapidly activate the enzyme system inside the seeds, remove the dormant state of the seeds, make the seeds germinate rapidly, and shorten the cultivation period of the seeds; the multiple water tanks in the nutrient supply assembly are separately arranged, which can reasonably use various liquid medicines, store the various liquid medicines separately, reduce the drug harm caused by mixed use of medicines, and reduce the consumption of liquid medicines; the seeds are cultivated by the hydroponic method, which can better provide nutrition for the seeds and control the growth environment of the seeds, and further promote the rapid growth of the seeds; and since the seeds are cultivated by the hydroponic method, the seeds are not blocked by soil during the growth process, so that the growth state of the seeds can be directly recorded by the photography module 130, and intuitive record data is left for the future cultivation work.

[0051] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, so: any equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A corn rapid growth cultivation device, comprising a box (100), a tray (200) arranged inside the box (100), a ventilation system (300) arranged inside the box (100), a nutrient supply system (400) arranged inside the box (100), and a controller (500) for automatic control, characterized in that: the tray (200) is provided with a hydroponic assembly (600), the hydroponic assembly (600) comprises: a culture dish (610) placed on the tray (200), the culture dish (610) being used for containing seeds; and a drain pipe (620) provided with a water inlet, the drain pipe (620) being arranged in the culture dish (610). The nutrient supply system (400) comprises: a first water supply tank (410) fixedly arranged on the box (100) and used for containing liquid; a first water pump (420) fixedly arranged on the box (100) and connected with the first water supply tank (410), the first water pump (420) being electrically connected with the controller (500); and a water supply pipe (430) fixedly arranged on the box (100) and communicated with the first water pump (420). The box (100) is further provided with a water spraying pipe (210) fixedly arranged on the inner wall of the box (100) and / or the tray (200), the water spraying pipe (210) being communicated with the water supply pipe (430), the water spraying pipe (210) being provided with a plurality of spray holes (211) and the spray holes (211) being arranged towards the culture dish (610) below. The box (100) is further provided with a waste liquid tank (110), the drain pipe (620) being communicated with the waste liquid tank (110), the waste liquid tank (110) being provided with an intelligent valve (120), and the intelligent valve (120) being electrically connected with the controller (500). The nutrient supply system (400) further comprises: a second water supply tank (440) fixedly arranged on the box (100) and used for containing liquid; a second water pump (450) fixedly arranged on the box (100) and communicated with the second water supply tank (440), the second water pump (450) being electrically connected with the controller (500); and a reversing valve (460) having an input end connected with the first water pump (420) and the second water pump (450) respectively and an output end connected with the water supply pipe (430), the reversing valve (460) being electrically connected with the controller (500). The nutrient supply system (400) further comprises: a third water supply tank (470) fixedly arranged on the box (100) and used for containing liquid; and a third water pump (480) fixedly arranged on the box (100) and communicated with the third water supply tank (470), the third water pump (480) being connected with the input end of the reversing valve (460). ​ ​ ​ ​ 2. The corn fast growing cultivation device according to claim 1, characterized in that: ​ ​ ​ ​ 3. The corn fast growing cultivation device according to claim 2, characterized in that: ​ ​ ​ 4. The corn fast growing cultivation device according to claim 1, characterized in that: The nutrient supply system (400) further comprises a heating wire (490) wound on the water supply pipe (430) and / or the water spray pipe (210), the heating wire (490) is electrically connected with the controller (500); the box (100) is further provided with a temperature sensor inside, and the temperature sensor is electrically connected with the controller (500).

5. A device for rapid growth of corn according to any one of claims 1-4, characterized in that: The culture dish (610) is further provided with a supporting assembly (700), and the supporting assembly (700) comprises: A gasket (710) arranged in the culture dish (610) and used for supporting; A plurality of supporting tables (720) uniformly arranged above the gasket (710), each supporting table (720) comprises at least three supporting legs (721), each supporting leg (721) is arranged in a conical shape, and when a seed is supported on the supporting leg (721), the position of the seed is higher than the water inlet of the drain pipe (620).

6. A device for rapid growth of corn according to any one of claims 1-4, characterized by: The tray (200) is further provided with a positioning block (220) on the top, and the positioning block (220) is used for limiting the placement position of the culture dish (610).

7. A rapid corn growth cultivation device according to any one of claims 1-4, characterized by: The box (100) is further provided with an illumination assembly (800) inside, and the illumination assembly (800) comprises: An illuminating lamp (810) fixedly installed on the box (100) and / or the tray (200) and electrically connected with the controller (500); A reflective film (820) arranged on the inner wall of the box (100).

8. The corn rapid growth cultivation device according to claim 7, characterized in that: The box (100) is further provided with a photography module (130) inside, the photography module (130) is fixedly installed on the tray (200) and / or the box (100), and the photography module (130) is arranged towards the culture dish (610) below, the photography module (130) is electrically connected with the controller (500), and the photography module (130) is arranged in a sealed manner.

9. A rapid corn growth cultivation apparatus as claimed in any one of claims 1 to 4, characterized by: The intelligent valve (120) is installed on the box (100), the water outlet of the intelligent valve (120) is connected with the waste liquid tank (110), the water inlet of the intelligent valve (120) is connected with a quick connector (150), and the quick connector (150) is used for being connected with the drain pipe (620).

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