CN112740880A

CN112740880A - Novel rice cultivation device

Info

Publication number: CN112740880A
Application number: CN202110082781.3A
Authority: CN
Inventors: 邓接楼; 张高阳; 叶水烽; 杨锌; 林弘; 张宗良; 王爱斌; 伍应保
Original assignee: Shangrao Normal University
Current assignee: Shangrao Agricultural Technology Innovation Research Institute; Shangrao Normal University
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-05-04

Abstract

The invention discloses a novel rice cultivation device, which relates to the technical field of rice cultivation, and comprises a cultivation box body, a seedling cultivation box body, a partition plate, lifting components, a first moving component and a second moving component, wherein the cultivation box body is fixedly arranged on the ground, the lifting components are provided with two groups, the two groups of lifting components are symmetrically arranged in the cultivation box body, one ends of the two groups of lifting components are arranged outside the cultivation box body, the partition plate is fixedly arranged on the working ends of the two groups of lifting components, the seedling cultivation box body is provided with a plurality of seedling cultivation box bodies, the seedling cultivation box bodies are arranged on the partition plate, the partition plate is movably arranged in the cultivation box body, the first moving components are provided with two groups, the two groups of moving components are respectively arranged on two sides of the cultivation box body, the second moving component is fixedly arranged on the working ends of the two groups of first moving components, and when the rice cultivation can be completed by, the required workflow.

Description

Novel rice cultivation device

Technical Field

The invention relates to the technical field of rice cultivation, in particular to a novel rice cultivation device.

Background

Rice is a cereal crop of the genus Oryza, and the representative species is rice. The rice is native to China and India, and the rice is planted by precedents in Yangtze river basin of China seven thousand years ago. The rice is classified into indica rice and japonica rice, early rice and middle and late rice, glutinous rice and non-glutinous rice according to the rice type. The conventional rice and hybrid rice are classified according to the seed reserving mode. Other classifications, including paddy rice and floating rice, are made according to whether soilless culture is performed; dividing season rice and 'lazy rice' (overyear ratoon rice) according to the survival cycle; the rice is divided into common rice and giant rice about 2 meters according to the height; the method is divided into ordinary fresh rice and 'seawater rice' (actually, the rice mainly uses fresh water) according to saline-alkali tolerance. The rice is obtained by removing glume from rice, weighing brown rice, and grinding rice bran layer to obtain the final product. Approximately half of the world population uses rice as staple food. Besides being edible, the rice can also be used as industrial raw materials for brewing wine and making sugar, and the rice hulls and rice straws can be used as livestock feed. The main production areas of Chinese rice are Yangtze river basin, Zhujiang river basin and northeast region. The rice belongs to direct economic crops, the rice is staple food of Chinese residents, the planting area of the domestic rice is 2.45 hundred million mu of normal rice, and the planting area of the hybrid rice is 2 hundred million mu of hybrid rice. The Chinese scientist group makes a rare contribution to the scientific research of rice all over the world: yuan Long Ping academy is known as the father of hybrid rice.

The rice seedling raising is the main part of rice planting, the seedling raising work is carried out before rice transplanting, good seedlings are the key for successful rice planting, old seedlings are mostly raised in a seedling field, rice hull ash is sprayed on a soil layer of the seedling field after rice seeds are scattered, modern rice seedlings are convenient to be matched with a rice transplanter for use, during seedling raising, a seedling raising device is adopted for cultivation, a series of work of changing water, applying fertilizer, spraying pesticide and the like is needed for the rice seedlings in the cultivation process, at present, manual operation is relied on, time and labor are consumed, when the pesticide is sprayed, protection measures are not made, operators are possibly poisoned, and the novel rice cultivation device is not suitable for large-scale cultivation.

Disclosure of Invention

The invention aims to provide a novel rice cultivation device, which aims to solve the technical problems that at present, the operation is carried out manually, the time and the labor are consumed, the protection measures are not taken when pesticides are sprayed, operators are possibly poisoned, and the novel rice cultivation device is not suitable for large-scale cultivation.

The invention provides a novel rice cultivation device which comprises a cultivation box body, seedling raising box bodies, partition plates, lifting assemblies, first moving assemblies and second moving assemblies, wherein the cultivation box body is fixedly arranged on the ground, the two groups of lifting assemblies are arranged in the cultivation box body symmetrically, one ends of the two groups of lifting assemblies are arranged on the outer side of the cultivation box body, the partition plates are fixedly arranged on the working ends of the two groups of lifting assemblies, the seedling raising box bodies are provided with a plurality of seedling raising box bodies, the seedling raising box bodies are arranged on the partition plates, the partition plates are movably arranged in the cultivation box body, the two groups of first moving assemblies are respectively arranged on two sides of the cultivation box body, and the second moving assemblies are fixedly arranged on the working ends of the two groups of first moving assemblies.

Furthermore, the seedling raising box body is rectangular, a water inlet pipe is arranged on one side of the seedling raising box body, and a valve is arranged on the water inlet pipe.

Furthermore, the isolation plates and the seedling raising boxes are provided with through holes.

Further, every group lifting unit all includes power component and extension part, extension part is equipped with two sets ofly, and is two sets ofly the extension part interval sets up the one side in breeding the box, and two sets ofly the extension part all is connected with the division board, and is two sets ofly the box is all run through to extension part one end, power component is fixed to be set up on the outer one side of breeding the box, and power component all with two sets ofly the extension part is connected.

Further, the power component comprises a first vertical plate, a power motor, a first helical gear, a second helical gear, a first rotating shaft and a third helical gear, two first vertical plates are arranged and are symmetrically arranged on one side outside the incubator body, the power motor is fixedly arranged on one side of the cultivating box body, the first rotating shaft is rotatably arranged on the two first vertical plates, and two ends of the first rotating shaft extend out of the two first vertical plates, the first bevel gear is fixedly arranged on the first rotating shaft, and the first bevel gear is positioned between the two first vertical plates, the second bevel gear is fixedly arranged on an output shaft of the power motor, the first helical gears are meshed with the second helical gears, the number of the third helical gears is two, and the two third helical gears are arranged at two ends of the first rotating shaft respectively.

Furthermore, each group of extension parts comprises a first fixed seat, a fourth helical gear, a first gear, a second gear, a connecting plate, a connecting rod, a second rotating shaft, a first connecting seat, a lifting rod and a lifting plate, wherein the first fixed seat is fixedly arranged in the incubator body, one end of the second rotating shaft penetrates through the first gear to be connected with the first fixed seat, one end of the second rotating shaft extends out of the incubator body, the fourth helical gear is fixedly arranged on the extending end of the second rotating shaft, the third helical gear is meshed with the fourth helical gear, the first gear is eccentrically connected with the second rotating shaft, the second gear is arranged above the first gear and is meshed with the first gear, the connecting plates are provided with two blocks, the two connecting plates are respectively arranged on two sides of the first gear and the second gear, and the first gear and the second gear are both attached to the two connecting plates, the connecting rods are symmetrically arranged on the two connecting plates, the first connecting seat is hinged to the second gear, one end of the lifting rod is connected with the first connecting seat, and the other end of the lifting rod is connected with the lifting plate.

Further, every group first removal subassembly all includes bracing piece, shifting chute, first moving motor, fourth gear, first rack, movable plate and first mounting panel, the bracing piece is equipped with two, two the bracing piece interval sets up the one side outside the artificial containers, the shifting chute is fixed to be set up two on the bracing piece, square groove is seted up to shifting chute one side, the movable plate activity sets up in the shifting chute, first moving motor is fixed to be set up on the movable plate, the fixed setting of fourth gear is on first moving motor's output shaft, first gear is fixed to be set up on one side of shifting chute, fourth gear and first rack intermeshing, first mounting panel is the concave shape, first mounting panel is fixed to be set up on the movable plate.

Furthermore, the second moving assembly comprises a second moving motor, two second vertical plates, a screw rod, two moving columns and two second mounting plates, the second mounting plates are fixedly arranged on the first mounting plates of the two sets of first moving assemblies, rectangular grooves are formed in the second mounting plates, the two second vertical plates are symmetrically arranged on the second mounting plates, the screw rod is rotatably arranged on the two second vertical plates, the second moving motor is fixedly arranged on one of the second vertical plates, an output shaft of the second moving motor penetrates through one of the second vertical plates to be connected with the screw rod, a threaded groove is formed in the moving column, and the moving column is in threaded connection with the screw rod.

Compared with the prior art, the invention has the beneficial effects that:

the rice seedling cultivation device is provided with a cultivation box body, a seedling cultivation box body, a partition plate, a lifting assembly, a first moving assembly and a second moving assembly, wherein the cultivation box body is used for storing a water source required by rice seedling cultivation, the seedling cultivation box body is used for cultivating rice seedlings, the lifting assembly is used for driving the seedling cultivation box body to lift, the lifting assembly can be adjusted according to the required water source during rice growth, the first moving assembly is used for driving the second moving assembly to adjust, and the second moving assembly is used for driving a pesticide sprayer or a fertilizer applicator to move so as to automatically work the rice seedlings.

Secondly, the invention drives a first helical gear connected with a lifting component to rotate through the rotation of a power motor of the lifting component, the first helical gear drives a second helical gear meshed with the first helical gear to rotate, the second helical gear drives a first rotating shaft connected with the first helical gear to rotate, the first rotating shaft drives two third helical gears connected with the first helical gear to rotate, the two third helical gears drive a fourth helical gear connected with the fourth helical gear to rotate, the fourth helical gear drives a second rotating shaft to rotate, the second rotating shaft is eccentrically connected with the first gear, the first gear is meshed with the second gear, a first connecting seat is hinged with the second gear so as to drive a lifting rod to lift, the lifting rod lifts and drives a separation plate to lift, the distance between a seedling raising box body and the seedling raising box body can be adjusted according to the difference of water source required by the growth cycle of rice, and the damage of rice seedlings caused by manual watering is effectively avoided, affecting the growth of rice seedlings.

Third, the first moving motor of the first moving assembly rotates to drive the fourth gear connected with the first moving assembly to rotate, the fourth gear rotates to drive the moving plate to slide in the moving groove under the action of the first rack meshed with the fourth gear, the moving plate sliding plate drives the first mounting plate connected with the moving plate sliding plate to move to drive the second moving assembly to move, and pesticide or fertilizer can be uniformly sprayed on rice seedlings during operation.

The second moving motor of the second moving assembly rotates to drive the screw rod connected with the second moving assembly to rotate, the screw rod rotates to drive the moving column in threaded connection with the screw rod to move at a uniform speed, and pesticide spraying or fertilizer application can be carried out on the rice seedlings.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is a schematic perspective view of the lift assembly of the present invention;

FIG. 5 is a perspective view of the power unit of the present invention;

FIG. 6 is a schematic perspective view of an extension member according to the present invention;

FIG. 7 is a perspective view of a first movable assembly according to the present invention;

fig. 8 is a schematic perspective view of a second moving assembly according to the present invention.

Reference numerals: the device comprises a breeding box body 1, a seedling raising box body 2, a partition board 3, a lifting component 4, a first moving component 5, a second moving component 6, a water inlet pipe 21, a power component 41, an extension component 42, a first vertical board 411, a power motor 412, a first bevel gear 413, a second bevel gear 414, a first rotating shaft 415, a third bevel gear 416, a first fixed seat 421, a fourth bevel gear 422, a first gear 423, a second gear 424, a connecting plate 425, a connecting rod 426, a second rotating shaft 427, a first connecting seat 428, a lifting rod 429, a lifting plate 420, a supporting rod 51, a moving groove 52, a first moving motor 54, a fourth gear 55, a first rack 56, a moving plate 57, a first mounting plate 58, a second moving motor 61, a second vertical board 62, a screw rod 63, a moving column 64, a second mounting plate 65 and a rectangular groove 651.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, the embodiment of the present invention provides a novel rice cultivation device, including a cultivation box body 1, a seedling cultivation box body 2, a partition plate 3, two lifting assemblies 4, a first moving assembly 5 and a second moving assembly 6, wherein the cultivation box body 1 is fixedly disposed on the ground, the lifting assemblies 4 are provided in two groups, the two groups of lifting assemblies 4 are symmetrically disposed in the cultivation box body 1, one end of each of the two groups of lifting assemblies 4 is disposed outside the cultivation box body 1, the partition plate 3 is fixedly disposed on the working end of each of the two groups of lifting assemblies 4, the seedling cultivation box body 2 is provided with a plurality of seedling cultivation box bodies 2, the plurality of seedling cultivation box bodies 2 are disposed on the partition plate 3, the partition plate 3 is movably disposed in the cultivation box body 1, the first moving assemblies 5 are provided in two groups, the two groups of first moving assemblies 5 are respectively disposed on two sides of the cultivation box body 1, the second moving assemblies 6 are fixedly arranged on the working ends of the two groups of first moving assemblies 5, the cultivation box body 1 is used for storing water sources required by rice seedling cultivation, the seedling cultivation box body 2 is used for cultivating rice seedlings, the lifting assembly 4 is used for driving the seedling cultivation box body 2 to lift, the water sources required can be adjusted according to the growth of rice, the first moving assemblies 5 are used for driving the second moving assemblies 6 to adjust, and the second moving assemblies 6 are used for driving pesticide sprayers or fertilizer applicators to move so as to automatically work the rice seedlings.

Specifically, the seedling box body 2 is rectangular, a water inlet pipe 21 is arranged on one side of the seedling box body 2, and a valve is arranged on the water inlet pipe 21.

Specifically, division board 3 and a plurality of all be equipped with the through-hole on the box 2 of growing seedlings, the through-hole is used for being convenient for cultivate in the box 1 water and enter into the box 2 of growing seedlings, provides the water supply for the rice seedling.

Specifically, every group lifting unit 4 all includes power component 41 and extension part 42, extension part 42 is equipped with two sets ofly, two sets ofly extension part 42 interval sets up the one side in breeding box 1, and two sets ofly extension part 42 all is connected with division board 3, and two sets ofly extension part 42 one end all runs through and breeds box 1, power component 41 is fixed to be set up on breeding box 1 outer one side, and power component 41 all is connected with two sets ofly extension part 42.

Specifically, the power component 41 includes two first vertical plates 411, a power motor 412, first bevel gears 413, second bevel gears 414, a first rotating shaft 415 and third bevel gears 416, the first vertical plates 411 are provided, the two first vertical plates 411 are symmetrically arranged on one side outside the cultivation box body 1, the power motor 412 is fixedly arranged on one side of the cultivation box body 1, the first rotating shaft 415 is rotatably arranged on the two first vertical plates 411, two ends of the first rotating shaft 415 extend out of the two first vertical plates 411, the first bevel gears 413 are fixedly arranged on the first rotating shaft 415, the first bevel gears 413 are located between the two first vertical plates 411, the second bevel gears 414 are fixedly arranged on an output shaft of the power motor 412, the first bevel gears 413 are engaged with the second bevel gears 414, the third bevel gears 416 are provided, the two third bevel gears are provided on both ends of the first rotating shaft 415, respectively.

Specifically, each set of the extension members 42 includes a first fixed seat 421, a fourth helical gear 422, a first gear 423, a second gear 424, a connecting plate 425, a connecting rod 426, a second rotating shaft 427, a first connecting seat 428, a lifting rod 429 and a lifting plate 420, the first fixed seat 421 is fixedly disposed in the cultivation box body 1, one end of the second rotating shaft 427 is connected to the first fixed seat 421 through the first gear 423, one end of the second rotating shaft 427 extends out of the cultivation box body 1, the fourth helical gear 422 is fixedly disposed at the extending end of the second rotating shaft 427, the third helical gear 416 is engaged with the fourth helical gear 422, the first gear 423 is connected to the second rotating shaft 427, the second gear 424 is eccentrically disposed above the first gear 423 and engaged with the first gear 423, the connecting plate 425 is provided with two connecting plates 425, the two connecting plates 425 are respectively disposed at two sides of the first gear 423 and the second gear 424, the first gear 423 and the second gear 424 are both attached to the two connecting plates 425, two connecting rods 426 are provided, the two connecting rods 426 are symmetrically arranged on the two connecting plates 425, the first connecting seat 428 is hinged to the second gear 424, one end of the lifting rod 429 is connected to the first connecting seat 428, the other end of the lifting rod 429 is connected to the lifting plate 420, the first helical gear 413 connected to the lifting rod is driven to rotate by the rotation of the power motor 412, the second helical gear 414 engaged with the first helical gear 413 is driven to rotate by the rotation of the first helical gear 413, the first helical gear 414 is driven to rotate by the rotation of the first rotating shaft 415 connected to the second helical gear, the two third helical gears 416 are driven to rotate by the rotation of the fourth helical gear 422 connected to the first helical gear, and the second helical gear 422 is driven to rotate by the second rotating shaft 427, second axis of rotation 427 and first gear 423 eccentric connection, first gear 423 and second gear 424 intermeshing, first connecting seat 428 is articulated with second gear 424, thereby it goes up and down to drive lifter 429, lifter 429 goes up and down to drive division board 3 and goes up and down, can need the difference of water source size to adjust the box 2 of growing seedlings and cultivate the distance between the box 1 according to the rice growth cycle, the effectual manual watering of having avoided is to the rice seedling damage, influence the rice seedling growth.

Specifically, each group of the first moving assemblies 5 includes two support rods 51, two moving grooves 52, two first moving motors 54, two fourth gears 55, two first racks 56, two moving plates 57 and two first mounting plates 58, the two support rods 51 are spaced apart from each other on one side of the outside of the incubator body 1, the moving grooves 52 are fixedly disposed on the two support rods 51, one side of each moving groove 52 is provided with a square groove, the moving plate 57 is movably disposed in the moving groove 52, the first moving motors 54 are fixedly disposed on the moving plates 57, the fourth gears 55 are fixedly disposed on the output shafts of the first moving motors 54, the first gears 423 are fixedly disposed on one side of the moving grooves 52, the fourth gears 55 are engaged with the first racks 56, the first mounting plates 58 are concave, the first mounting plates 58 are fixedly disposed on the moving plates 57, the fourth gear 55 connected with the first moving motor 54 is driven to rotate through rotation of the first moving motor, the fourth gear 55 rotates to drive the moving plate 57 to slide in the moving groove 52 under the action of the first rack 56 meshed with the fourth gear, the moving plate 57 drives the first mounting plate 58 connected with the moving plate to move through a sliding plate, the second moving assembly 6 is driven to move, and pesticide or fertilizer can be uniformly sprayed on rice seedlings in working.

Specifically, the second moving assembly 6 includes a second moving motor 61, second vertical plates 62, a screw 63, a moving column 64 and second mounting plates 65, the second mounting plates 65 are fixedly disposed on the first mounting plates 58 of the two sets of first moving assemblies 5, the second mounting plates 65 are provided with rectangular grooves 651, two second vertical plates 62 are disposed, the two second vertical plates 62 are symmetrically disposed on the second mounting plates 65, the screw 63 is rotatably disposed on the two second vertical plates 62, the second moving motor 61 is fixedly disposed on one of the second vertical plates 62, an output shaft of the second moving motor 61 penetrates through one of the second vertical plates 62 to be connected with the screw 63, the moving column 64 is provided with a threaded groove, the moving column 64 is in threaded connection with the screw 63, and the moving column 64 is used for mounting a pesticide sprayer or a fertilizer applicator, the second moving motor 61 rotates to drive the screw rod 63 connected with the second moving motor to rotate, the screw rod 63 rotates to drive the moving column 64 connected with the screw rod to move at the same speed, and pesticide spraying or fertilization can be carried out on the rice seedlings.

The working principle is as follows: the power motor 412 of the lifting component 4 rotates to drive the first helical gear 413 connected with the lifting component to rotate, the first helical gear 413 rotates to drive the second helical gear 414 meshed with the first helical gear 414 to rotate, the second helical gear 414 rotates to drive the first rotating shaft 415 connected with the first helical gear to rotate, the first rotating shaft 415 rotates to drive the two third helical gears 416 connected with the first helical gear 416 to rotate, the two third helical gears 416 rotate to drive the fourth helical gear 422 connected with the fourth helical gear 422 to rotate, the second rotating shaft 427 rotates, the second rotating shaft 427 is eccentrically connected with the first gear 423, the first gear 423 is meshed with the second gear 424, the first connecting seat 428 is hinged with the second gear 424, so as to drive the lifting rod 429 to lift, the lifting rod 429 lifts to drive the isolation plate 3 to lift, the distance between the seedling raising box 2 and the breeding box 1 can be adjusted according to the difference of water source required by the rice growth cycle, the damage of manual watering to the rice seedlings is effectively avoided, and the growth of the rice seedlings is influenced. The first moving motor 54 of the first moving assembly 5 rotates to drive the fourth gear 55 connected with the first moving assembly to rotate, the fourth gear 55 rotates to drive the moving plate 57 to slide in the moving groove 52 under the action of the first rack 56 meshed with the fourth gear, the moving plate 57 slides to drive the first mounting plate 58 connected with the moving plate to move, the second moving assembly 6 is driven to move, and pesticide or fertilizer can be uniformly sprayed on rice seedlings during operation. The second moving motor 61 of the second moving assembly 6 rotates to drive the screw rod 63 connected with the second moving assembly to rotate, the screw rod 63 rotates to drive the moving column 64 connected with the screw rod to move at the same speed, and pesticide spraying or fertilizer application can be carried out on the rice seedlings. Through the matching of the components, the working process required by the rice cultivation can be completed instead of manual work.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, those skilled in the art will appreciate that; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The novel rice cultivation device is characterized by comprising a cultivation box body (1), a seedling cultivation box body (2), an isolation plate (3), lifting components (4), a first moving component (5) and a second moving component (6), wherein the cultivation box body (1) is fixedly arranged on the ground, the lifting components (4) are arranged in two groups, the two groups of lifting components (4) are symmetrically arranged in the cultivation box body (1), one ends of the two groups of lifting components (4) are arranged on the outer side of the cultivation box body (1), the isolation plate (3) is fixedly arranged on the working ends of the two groups of lifting components (4), the seedling cultivation box body (2) is provided with a plurality of the seedling cultivation box bodies (2) which are arranged on the isolation plate (3), the isolation plate (3) is movably arranged in the cultivation box body (1), the first moving component (5) is provided with two groups, the two groups of first moving assemblies (5) are respectively arranged on two sides of the cultivation box body (1), and the second moving assemblies (6) are fixedly arranged on the working ends of the two groups of first moving assemblies (5).

2. The novel rice cultivator as claimed in claim 1, wherein the seedling raising box body (2) is rectangular, a water inlet pipe (21) is arranged on one side of the seedling raising box body (2), and a valve is arranged on the water inlet pipe (21).

3. The novel rice cultivator as claimed in claim 2, wherein the isolation board (3) and the plurality of seedling raising boxes (2) are provided with through holes.

4. A novel rice cultivator as claimed in claim 3, wherein each group of said lifting assembly (4) comprises a power component (41) and an extension component (42), said extension component (42) is provided with two groups, two groups of said extension components (42) are arranged at an interval at one side in the cultivating box body (1), and two groups of said extension components (42) are connected with the isolation plate (3), one end of each group of said extension components (42) penetrates through the cultivating box body (1), said power component (41) is fixedly arranged at one side outside the cultivating box body (1), and said power component (41) is connected with two groups of said extension components (42).

5. The novel rice cultivator of claim 4, wherein the power unit (41) comprises two first vertical plates (411), a power motor (412), a first bevel gear (413), a second bevel gear (414), a first rotating shaft (415) and a third bevel gear (416), the two first vertical plates (411) are symmetrically arranged on one side outside the cultivating box body (1), the power motor (412) is fixedly arranged on one side of the cultivating box body (1), the first rotating shaft (415) is rotatably arranged on the two first vertical plates (411), two ends of the first rotating shaft (415) extend out of the two first vertical plates (411), the first bevel gear (413) is fixedly arranged on the first rotating shaft (415), and the first bevel gear (413) is positioned between the two first vertical plates (411), the second helical gears (414) are fixedly arranged on an output shaft of the power motor (412), the first helical gears (413) are meshed with the second helical gears (414), two third helical gears (416) are arranged, and the two third helical gears (416) are respectively arranged at two ends of the first rotating shaft (415).

6. The novel rice cultivator of claim 5, wherein each set of the extension parts (42) comprises a first fixing seat (421), a fourth helical gear (422), a first gear (423), a second gear (424), a connecting plate (425), a connecting rod (426), a second rotating shaft (427), a first connecting seat (428), a lifting rod (429) and a lifting plate (420), the first fixing seat (421) is fixedly arranged in the cultivating box body (1), one end of the second rotating shaft (427) penetrates through the first gear (423) to be connected with the first fixing seat (421), one end of the second rotating shaft (427) extends out of the cultivating box body (1), the fourth helical gear (422) is fixedly arranged at the extending end of the second rotating shaft (427), and the third helical gear (416) and the fourth helical gear (422) are engaged with each other, the first gear (423) is eccentrically connected with the second rotating shaft (427), the second gear (424) is arranged above the first gear (423) and is meshed with the first gear (423), two connecting plates (425) are arranged, the two connecting plates (425) are respectively arranged on two sides of the first gear (423) and the second gear (424), the first gear (423) and the second gear (424) are attached to the two connecting plates (425), two connecting rods (426) are arranged, the two connecting rods (426) are symmetrically arranged on the two connecting plates (425), the first connecting seat (428) is hinged to the second gear (424), one end of the lifting rod (429) is connected with the first connecting seat (428), and the other end of the lifting rod (429) is connected with the lifting plate (420).

7. The novel rice cultivator as claimed in claim 6, wherein each set of the first moving assembly (5) comprises two supporting rods (51), two moving grooves (52), a first moving motor (54), a fourth gear (55), a first rack (56), a moving plate (57) and a first mounting plate (58), the two supporting rods (51) are arranged at an interval at one side outside the cultivating box body (1), the moving grooves (52) are fixedly arranged on the two supporting rods (51), a square groove is arranged at one side of the moving groove (52), the moving plate (57) is movably arranged in the moving groove (52), the first moving motor (54) is fixedly arranged on the moving plate (57), the fourth gear (55) is fixedly arranged on an output shaft of the first moving motor (54), the first gear (423) is fixedly arranged at one side of the moving groove (52), the fourth gear (55) is meshed with the first rack (56), the first mounting plate (58) is concave, and the first mounting plate (58) is fixedly arranged on the moving plate (57).

The novel rice cultivator of claim 7, wherein the second moving assembly (6) comprises a second moving motor (61), second vertical plates (62), a screw rod (63), two moving columns (64) and second mounting plates (65), the second mounting plates (65) are fixedly arranged on the first mounting plates (58) of the two sets of first moving assemblies (5), rectangular grooves (651) are formed in the second mounting plates (65), the two second vertical plates (62) are provided, the two second vertical plates (62) are symmetrically arranged on the second mounting plates (65), the screw rod (63) is rotatably arranged on the two second vertical plates (62), the second moving motor (61) is fixedly arranged on one of the second vertical plates (62), and an output shaft of the second moving motor (61) penetrates through one of the second vertical plates (62) to be connected with the screw rod (63), the movable column (64) is provided with a thread groove, and the movable column (64) is in threaded connection with the screw rod (63).