CN110999664A

CN110999664A - Seedling growing system

Info

Publication number: CN110999664A
Application number: CN201911128951.6A
Authority: CN
Inventors: 孟兵川; 赵立浩; 孟兵水; 赵赛; 马志杰
Original assignee: Hebei Honglong Environmental Protection Technology Co ltd
Current assignee: Hebei Honglong Environmental Protection Technology Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-04-14

Abstract

The invention relates to a seedling growing system, which comprises: the bottom end of the base is provided with a supporting leg close to the side edge; a seedling raising device body is fixed at the top of the base, and a seedling raising space is formed inside the seedling raising device body; the rotating mechanism is connected to the base, and one end of the rotating mechanism is inserted into the seedling culture space; one end of the rotating mechanism drives the containing device to rotate in the seedling culture space and is used for containing seedlings; the liquid supply device is positioned at the lower part of the rotating mechanism, and the liquid supply end of the liquid supply device is connected with the seedling growing space and used for irrigating nutrient solution for seedlings; the collecting device is used for collecting the nutrient solution remained on the containing device to the liquid supply device for recycling. The invention discloses a seedling growing system, which prevents nutrient solution from being wasted, improves the space utilization rate of a seedling growing device, uniformly irrigates, provides a simulated fluorescent lamp, enhances illumination, can weaken the strength of the simulated fluorescent lamp through a sliding sunshade curtain, can be suitable for different agricultural crops, and has good practicability.

Description

Seedling growing system

Technical Field

The invention relates to the technical field of planting devices, in particular to a seedling raising system.

Background

Most of seedling raising devices in the current market are arranged in a single layer, the arrangement space utilization rate is low, the seedling raising quantity is limited, the seedling raising frame arranged in the single layer is inconvenient to take, the seedlings on the inner side are not easy to take out, and the seedlings are very inconvenient to take and place; although the device of growing seedlings has irrigation system, generally realize through guide plate, water pipe and basin, lead to watering inhomogeneous, the easy condition that appears ponding, and then lead to the seedling to waterlog die, the extravagant nutrient solution of this kind of irrigation method in addition causes the waste of resource, consequently, how to provide a system of growing seedlings and solve the problem that above-mentioned problem of this kind of technical staff need solve urgently.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art.

Therefore, the invention aims to provide a seedling raising system, which solves the technical problem that nutrient solution is wasted in a seedling raising device in the prior art.

The invention provides a seedling raising system, which comprises:

the bottom end of the base is provided with a supporting leg close to the side edge;

the seedling raising device comprises a seedling raising device body, wherein a seedling raising space is formed inside the seedling raising device body;

the rotating mechanism is connected to the base, and one end of the rotating mechanism is inserted into the seedling culture space;

one end of the rotating mechanism drives the containing device to rotate in the seedling culture space and is used for containing seedlings;

the liquid supply device is positioned at the lower part of the rotating mechanism, and the liquid supply end of the liquid supply device is connected with the seedling growing space and used for irrigating nutrient solution for seedlings;

and the collecting device is used for collecting the nutrient solution remained on the containing device into the liquid supply device for recycling.

According to the technical scheme, compared with the prior art, the seedling culture system has the advantages that the collecting device can collect the nutrient solution remained on the containing device and collect the nutrient solution into the liquid supply device for recycling, the waste of the nutrient solution is effectively prevented, and the utilization rate of the nutrient solution is improved.

Preferably, the collecting device comprises a hollow rotating rod, a first communicating pipe, a collecting box, a water return pipe and a second communicating pipe; the hollow rotating rod is inserted into the middle part of the containing device, the top of the hollow rotating rod is fixed with the inside of the seedling device body, and the bottom of the hollow rotating rod penetrates through the through hole of the collecting box and is connected with one end of the rotating mechanism; the first communicating pipe is communicated with the inner cavity of the hollow rotating rod and the containing device; the collecting box is fixed on the inner wall of the bottom of the seedling device body, and the through hole is formed in the middle of the seedling device body; one end of a second communicating pipe is connected to the side wall of the bottom of the hollow rotating rod, and the other end of the second communicating pipe extends into the collecting box; return water pipe one end is located the collecting box bottom, and the other end extends to and supplies the liquid device in, guarantees from this that hold remaining nutrient solution in the device and collect to hollow rotary rod in through first communicating pipe, assembles to the collecting box through the second communicating pipe in, then returns to and supplies the liquid device in through the return water pipe.

Preferably, the second communicating pipe is 30 with the contained angle of collecting box top plane, and wherein the second communicating pipe can be a plurality of, makes things convenient for the liquid of collecting in the hollow rotary rod to drip into in the collecting box from this.

Preferably, the liquid supply device comprises a liquid storage tank, a liquid supply pump and a liquid supply pipeline; the liquid storage tank is arranged at the lower part of the rotating mechanism, the liquid inlet of the liquid supply pump is communicated with the inside of the liquid storage tank, and the liquid outlet end of the liquid supply pump extends to the seedling raising space through the liquid supply pipeline and is used for irrigating nutrient solution for seedlings.

Another objective of the present invention is to solve the problem of uneven irrigation, wherein the end of the liquid supply pipeline is fixed on the inner sidewall of the seedling growing device body, the inclined pipe is provided with a nozzle for spraying nutrient solution to the seedlings, the containing device is driven by the rotating mechanism, and the liquid sprayed from the nozzle is uniformly sprayed to the seedlings, so as to improve the uniformity of irrigation.

Preferably, slewing mechanism is dual output axle motor, and its first end inserts and drives the hollow rotary rod rotatory in the device body of growing seedlings, and its second end inserts and drives rabbling mechanism rotation stirring nutrient solution in the liquid storage tank, adopts coaxial drive, stirs nutrient solution on one side and prevents its sediment, and the another side sprays to the seedling, has improved the quality of watering.

Preferably, the stirring mechanism comprises a driving gear, a driven gear and a stirring rod; the driving gear is fixed with the second end of the motor with double output shafts, the driven gear is meshed with the driving gear, and a gear shaft of the driven gear is fixed on the inner wall of the top of the liquid storage tank; the stirring rod is connected with a gear shaft; wherein, the gear ratio of the driving gear to the driven gear is 10:1, and the stirring rod is a herringbone rod. The gear ratio of the driving gear to the driven gear is 10:1, so that the stirring speed of the stirring rod is improved, the stirring rod is a herringbone rod, the stirring efficiency is improved, and the driven gear and the stirring rod can be provided with two sets and are selected according to the volume of the liquid storage tank.

The invention also aims to improve the space utilization rate of the seedling culture device body, wherein the plurality of containing devices are arranged from the top to the bottom of the hollow rotating rod in multiple layers, and the inclined pipes and the spray heads comprise multiple groups of containing devices which are arranged corresponding to each layer; each layer of holding device comprises a bracket, a seedling raising frame and a handle; the bracket is of a disc-shaped structure with the concave bottom, the middle part of the bracket is fixed and communicated with the hollow rotating rod, and a plurality of mounting positions are arranged on the bracket; the seedling raising frame comprises a plurality of seedling raising frames, each seedling raising frame is of a fan-shaped structure and can be connected to the mounting position in a sliding mode; the handle is fixed on the outer side of the seedling raising frame. From this, improved the space utilization of the device body of growing seedlings, the frame slidable of growing seedlings simultaneously holds the device and rotates under the drive of dual output shaft motor on the installation position, makes things convenient for taking out of seedling, conveniently transplants the removal seedling. The bottom of the support and the plane of the top of the support form an included angle of 15 degrees, so that the containing device is guaranteed to rotate under the driving of a motor with double output shafts, and the seedling raising frame cannot be thrown out.

Preferably, the simulated fluorescent lamp is arranged on one side, away from the spray nozzle, of the inner wall of the seedling raising device body, and can well simulate sunlight, ensure uniform ultraviolet irradiation and ensure vigorous growth of seedlings.

Preferably, a sunshade curtain mechanism is arranged on the inner wall of the seedling raising device body and comprises a track and a sunshade curtain; the track is fixed in the device body top of growing seedlings, and the track is connected at the sunshade screen top, and the sunshade screen can weaken the intensity of simulation fluorescent lamp, makes it to be applicable to different agricultural crops, has good practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a seedling raising system provided by the invention;

FIG. 2 is an enlarged view of part A of the FIG. 1, showing a collecting device of a seedling raising system according to the present invention;

FIG. 3 is a schematic structural diagram of a stirring mechanism of a seedling raising system provided by the invention;

FIG. 4 is a schematic structural diagram of a containing device of the seedling raising system provided by the invention;

FIG. 5 is a top view of a container of the seedling growing system;

FIG. 6 is a schematic view of a collection box structure of a seedling raising system provided by the invention;

in the figure: 100-base, 101-supporting legs, 200-seedling raising device body, 300-containing device, 301-support, 302-seedling raising frame, 303-handle, 400-liquid supply device, 401-liquid storage tank, 402-liquid supply pump, 403-liquid supply pipeline, 4031-inclined pipe, 4032-spray head, 404-stirring mechanism, 4041-driving gear, 4042-driven gear, 4043-stirring rod, 500-collecting device, 501-hollow rotating rod, 502-first connecting pipe, 503-collecting box, 504-water return pipe, 505-second connecting pipe, 600-rotating mechanism, 700-simulated fluorescent lamp, 800-sunshade curtain mechanism, 801-rail and 802-sunshade curtain.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The embodiment of the invention discloses a seedling raising system, which solves the technical problem that nutrient solution of a seedling raising device is wasted in the prior art.

Referring to fig. 1, the present invention provides a seedling raising system, comprising:

the base 100, the bottom of the base 100 is provided with a leg 101 near the side;

a seedling raising device body 200 is fixed on the top of the base 100, and a seedling raising space is formed inside the seedling raising device body 200;

a rotating mechanism 600, the rotating mechanism 600 is connected to the base 100, and one end of the rotating mechanism 600 is inserted into the seedling growing space;

one end of the rotating mechanism 600 drives the containing device 300 to rotate in the seedling culture space and is used for containing seedlings;

the liquid supply device 400 is positioned at the lower part of the rotating mechanism 600, and the liquid supply end of the liquid supply device 400 is connected with the seedling growing space and used for irrigating nutrient solution for seedlings;

and the collecting device 500 is used for collecting the nutrient solution remained on the containing device 300 to the liquid supply device 400 for recycling.

The invention discloses a seedling growing system, wherein a collecting device can collect nutrient solution remained on a containing device and collect the nutrient solution into a liquid supply device for recycling, so that the waste of the nutrient solution is effectively prevented, and the utilization rate of the nutrient solution is improved.

Specifically, referring to fig. 2 and 6, the collecting device 500 includes a hollow rotating rod 501, a first communicating pipe 502, a collecting tank 503, a return pipe 504, and a second communicating pipe 505; the hollow rotating rod 501 is inserted into the middle of the containing device 300, the top of the hollow rotating rod is fixed with the inside of the seedling raising device body 200, and the bottom of the hollow rotating rod passes through a through hole of the collecting box 503 and is connected with one end of the rotating mechanism 600; the first communicating pipe 502 is communicated with the inner cavity of the hollow rotating rod 501 and the containing device 300; the collecting box 503 is fixed on the inner wall of the bottom of the seedling raising device body 200, and the through hole is formed in the middle of the box; one end of a second communicating pipe 505 is connected to the side wall of the bottom of the hollow rotating rod 501, and the other end of the second communicating pipe 505 extends into the collecting box 503; one end of the return pipe 504 is positioned at the bottom of the collection box 503, and the other end extends into the liquid supply device 400. From this guarantee hold remaining nutrient solution in the device collect to hollow rotary rod in through first communicating pipe, assemble to the collection case through the second communicating pipe, then return to in the liquid supply device through the wet return.

Advantageously, the angle between the second communicating tube 505 and the top plane of the collecting box 503 is 30 °, wherein the number of the second communicating tubes may be multiple, thereby facilitating the liquid collected in the hollow rotating rod to drop into the collecting box.

Referring to fig. 1, the liquid supply apparatus 400 includes a liquid tank 401, a liquid supply pump 402, and a liquid supply line 403; the liquid storage tank 401 is located at the lower part of the rotating mechanism 600, a liquid inlet of the liquid supply pump 402 is communicated with the interior of the liquid storage tank 401, and a liquid outlet end of the liquid supply pump extends to the seedling raising space through the liquid supply pipeline 403 to be used for irrigating nutrient solution for seedlings.

Another objective of the present invention is to solve the problem of uneven watering, wherein the end of the liquid supply pipe 403 is fixed on the inner side wall of the seedling raising device body 200, and the spray head 4032 is arranged on the inclined pipe 4031 to spray nutrient solution to the seedlings. The device that holds drives down at slewing mechanism, the shower nozzle spun liquid is even sprays to the seedling on, has improved the homogeneity of watering.

The rotating mechanism 600 is a motor with two output shafts, a first end of the rotating mechanism is inserted into the seedling raising device body 200 to drive the hollow rotating rod 501 to rotate, and a second end of the rotating mechanism is inserted into the liquid storage tank 401 to drive the stirring mechanism 404 to rotate and stir the nutrient solution. And the coaxial driving is adopted, the nutrient solution is stirred to prevent the nutrient solution from precipitating on one side, and the nutrient solution is sprayed to the seedlings on the other side, so that the irrigation quality is improved.

Referring to fig. 3, the stirring mechanism 404 includes a driving gear 4041, a driven gear 4042, and a stirring rod 4043; the driving gear 4041 is fixed with the second end of the motor with double output shafts, the driven gear 4042 is meshed with the driving gear 4041, and the gear shaft of the driven gear is fixed on the inner wall of the top of the liquid storage tank 401; the stirring rod 4043 is connected with a gear shaft; wherein, the gear ratio of the driving gear 4041 to the driven gear 4042 is 10:1, and the stirring rod 4043 is a herringbone rod. The gear ratio of the driving gear to the driven gear is 10:1, so that the stirring speed of the stirring rod is improved, the stirring rod is a herringbone rod, the stirring efficiency is improved, and the driven gear and the stirring rod can be provided with two sets and are selected according to the volume of the liquid storage tank.

Another object of the present invention is to improve the space utilization rate of the seedling raising device body, referring to fig. 4 and 5, the holding device 300 comprises a plurality of holding devices arranged from the top to the bottom of the hollow rotating rod 501, wherein the inclined tube 4031 and the spray head 4032 comprise a plurality of groups arranged corresponding to each layer of the holding device 300; each layer of holding device 300 comprises a bracket 301, a seedling raising frame 302 and a handle 303; the bracket 301 is a disc-shaped structure with a concave bottom, the middle part of the bracket is fixed and communicated with the hollow rotating rod 501, and a plurality of mounting positions are arranged on the bracket; the seedling raising frame 302 comprises a plurality of seedling raising frames, each seedling raising frame is of a fan-shaped structure and can be connected to the installation position in a sliding mode; the handle 303 is fixed on the outer side of the seedling raising frame 302. From this, improved the space utilization of the device body of growing seedlings, the frame slidable of growing seedlings simultaneously holds the device and rotates under the drive of dual output shaft motor on the installation position, makes things convenient for taking out of seedling, conveniently transplants the removal seedling. The bottom of the support and the plane of the top of the support form an included angle of 15 degrees, so that the containing device is guaranteed to rotate under the driving of a motor with double output shafts, and the seedling raising frame cannot be thrown out.

Referring to the attached drawing 1, a simulated fluorescent lamp 700 is arranged on one side of the inner wall of the seedling raising device body 200, which is far away from the nozzle 4032, and can well simulate sunlight, so that the ultraviolet irradiation uniformity is ensured, and the vigorous growth of seedlings is ensured.

A sunshade curtain mechanism 800 is arranged on the inner wall of the seedling raising device body 200, and the sunshade curtain mechanism 800 comprises a track 801 and a sunshade curtain 802; the track 801 is fixed on the top of the seedling raising device body 200, and the top of the sun-shading curtain 802 is connected with the track 801. The sun-shading curtain can weaken the strength of the simulated fluorescent lamp, so that the sun-shading curtain is suitable for different agricultural crops and has good practicability.

The model of the motor with the double output shafts is 42BYGH33-0956B, the simulated fluorescent lamp is an LED, and the model of the liquid supply pump is IPL-50.

The working process is as follows: when the device is used, a power supply is switched on, when seedlings need to be watered, the double-output-shaft motor and the liquid supply pump are started, the double-output-shaft motor rotates to drive the hollow rotating rod to rotate, the hollow rotating rod drives the support to rotate, the support rotates to drive the seedling raising frame to rotate, meanwhile, the double-output-shaft motor also drives the driving gear to rotate, the driving gear rotates to drive the driven gear to rotate, the driven gear rotates to drive the stirring rod to rotate, so that the nutrient solution can be stirred to enable the nutrient solution to be uniformly mixed, the nutrient solution in the liquid storage tank is pumped out through the liquid supply pump and is supplied to the atomizing nozzle through the liquid supply pipeline and the inclined pipe to be sprayed out, the seedlings in the seedling raising frame are irrigated, the seedling raising frame is in a rotating state, the irrigation is completely ensured, the utilization rate of the nutrient solution reaches more than 95 percent, nutrient solution flows into the liquid storage tank through the hollow rotating rod and the second communicating pipe for reuse, so that the waste of resources is avoided; when the planted crops need strong light, the simulated daylight lamp is turned on to well simulate the sunlight irradiation condition and ensure the sound growth of the seedlings; when the seedlings need weak sunlight, the condition of sunlight irradiation can be well simulated by turning on the simulated fluorescent lamp, and then the sun-shading curtain slides, so that the illumination intensity of the simulated fluorescent lamp can be weakened, and the seedlings can grow vigorously. When the seedling grows up and needs to be transplanted, can very conveniently slide out the frame of growing seedlings through the handle, rotate through dual output shaft motor and can conveniently take out inboard seedling, this kind of setting is got and is put the convenience, can effectively improve transplantation efficiency.

In conclusion, the seedling culture system provided by the invention has the advantages that the driving gear, the driven gear and the stirring rod are arranged, the driving gear is driven to rotate through the rotation of the double-output-shaft motor, so that the driven gear drives the stirring rod to rotate, the nutrient solution is stirred, the nutrient solution is guaranteed to be uniformly mixed, and then the nutrient solution is sprayed out through the atomizing spray head, so that the irrigation purpose can be realized, the waste of the nutrient solution is reduced, as long as the nutrient solution is automatically stirred by the stirring rod when irrigation is needed, the containing device also can automatically rotate, and the irrigation effect is guaranteed; through the arrangement of the hollow rotary rod, the communicating pipe, the collecting box, the return pipe and the like, when nutrient solution is sprayed to the edges of the bracket, the seedling raising frame and the like, the nutrient solution flows into the collecting box through the communicating pipe and the hollow rotary rod and then flows into the liquid storage box through the return pipe for reuse, so that the waste of resources is avoided, and the nutrient solution has good use value; through the arranged bracket, the seedling raising frame and the handle, the sliding seedling raising frame inside can be very conveniently taken out through the rotation of the motor with double output shafts, and then the seedling raising frame is sprayed and irrigated in a rotating way; the simulated fluorescent lamp can simulate sunlight, the strength of the simulated fluorescent lamp can be weakened through the sliding sunshade curtain, the simulated fluorescent lamp can be suitable for different agricultural crops, and the practical applicability is good.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A seedling raising system, comprising:

the base (100), the bottom end of the base (100) is provided with a supporting leg (101) near the side edge;

the seedling raising device comprises a seedling raising device body (200), wherein the seedling raising device body (200) is fixed to the top of the base (100), and a seedling raising space is formed inside the seedling raising device body (200);

the rotating mechanism (600), the said rotating mechanism (600) is connected to the said base (100), its one end is inserted into said space of growing seedlings;

one end of the rotating mechanism (600) drives the containing device (300) to rotate in the seedling culture space and is used for containing seedlings;

the liquid supply device (400) is positioned at the lower part of the rotating mechanism (600), and a liquid supply end of the liquid supply device (400) is connected with the seedling growing space and used for irrigating nutrient solution for seedlings;

and the collecting device (500) is used for collecting the nutrient solution remained on the containing device (300) into the liquid supply device (400) for recycling.

2. A seedling raising system according to claim 1, characterized in that the collecting device (500) comprises a hollow rotating rod (501), a first communicating pipe (502), a collecting box (503), a water return pipe (504) and a second communicating pipe (505); the hollow rotating rod (501) is inserted into the middle part of the containing device (300), the top of the hollow rotating rod is fixed with the inside of the seedling raising device body (200), and the bottom of the hollow rotating rod penetrates through a through hole of the collecting box (503) and is connected with one end of the rotating mechanism (600); a first communication pipe (502) is communicated with the inner cavity of the hollow rotating rod (501) and the containing device (300); the collecting box (503) is fixed on the inner wall of the bottom of the seedling raising device body (200), and the through hole is formed in the middle of the seedling raising device body; one end of the second communicating pipe (505) is connected to the side wall of the bottom of the hollow rotating rod (501), and the other end of the second communicating pipe (505) extends into the collecting box (503); one end of the water return pipe (504) is positioned at the bottom of the collecting box (503), and the other end of the water return pipe extends into the liquid supply device (400).

3. A seedling raising system according to claim 2, characterized in that the angle between the second communicating pipe (505) and the top plane of the collecting box (503) is 30 °.

4. A system for growing seedlings according to claim 2, characterized in that the liquid supply means (400) comprise a tank (401), a liquid supply pump (402) and a liquid supply line (403); the liquid storage tank (401) is located on the lower portion of the rotating mechanism (600), a liquid inlet of the liquid supply pump (402) is communicated with the interior of the liquid storage tank (401), and a liquid outlet end of the liquid supply pump extends to the seedling raising space through the liquid supply pipeline (403) and is used for irrigating nutrient solution for seedlings.

5. A seedling raising system as claimed in claim 4, characterized in that the end of the liquid supply pipeline (403) is fixed on the inner side wall of the seedling raising device body (200), and the seedling raising device body sprays nutrient solution to the seedling through a spray head (4032) arranged on the inclined pipe (4031).

6. A seedling raising system according to claim 5, characterized in that the rotating mechanism (600) is a motor with double output shafts, a first end of the motor is inserted into the seedling raising device body (200) to drive the hollow rotating rod (501) to rotate, and a second end of the motor is inserted into the liquid storage tank (401) to drive the stirring mechanism (404) to stir the nutrient solution in a rotating manner.

7. A system as claimed in claim 6, characterized in that the stirring means (404) comprises a driving gear (4041), a driven gear (4042) and a stirring rod (4043); the driving gear (4041) is fixed with the second end of the double-output-shaft motor, the driven gear (4042) is meshed with the driving gear (4041), and a gear shaft of the driven gear is fixed on the inner wall of the top of the liquid storage tank (401); the stirring rod (4043) is connected with the gear shaft; the gear ratio of the driving gear (4041) to the driven gear (4042) is 10:1, and the stirring rod (4043) is a herringbone rod.

8. A system for growing seedlings according to any one of claims 5 to 7, characterized in that said containing means (300) comprise a plurality of layers arranged from top to bottom of said hollow rotary bar (501), wherein said inclined tube (4031) and said nozzle head (4032) comprise a plurality of groups arranged for each layer of said containing means (300); each layer of the containing device (300) comprises a bracket (301), a seedling raising frame (302) and a handle (303); the bracket (301) is of a disc-shaped structure with a concave bottom, the middle part of the bracket is fixed and communicated with the hollow rotating rod (501), and a plurality of mounting positions are arranged on the bracket; the seedling raising frame (302) comprises a plurality of seedling raising frames, each seedling raising frame is of a fan-shaped structure and can be connected to the mounting position in a sliding mode; the handle (303) is fixed on the outer side of the seedling raising frame (302).

9. A seedling raising system according to claim 8, characterized in that a simulated fluorescent lamp (700) is arranged on one side of the inner wall of the seedling raising device body (200) far away from the spray head (4032).

10. A seedling raising system according to claim 9, characterized in that a sunshade mechanism (800) is arranged on the inner wall of the seedling raising device body (200), and the sunshade mechanism (800) comprises a track (801) and a sunshade (802); the track (801) is fixed to the top of the seedling raising device body (200), and the top of the sun-shading curtain (802) is connected with the track (801).