CN111226778A - Soilless culture device and soilless culture method thereof - Google Patents

Soilless culture device and soilless culture method thereof Download PDF

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Publication number
CN111226778A
CN111226778A CN202010118830.XA CN202010118830A CN111226778A CN 111226778 A CN111226778 A CN 111226778A CN 202010118830 A CN202010118830 A CN 202010118830A CN 111226778 A CN111226778 A CN 111226778A
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China
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cultivation
bin
nutrient solution
rotating
transmission
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CN202010118830.XA
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Chinese (zh)
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CN111226778B (en
Inventor
胡伟峰
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Shanghai Sunqiao Overflow Better Agricultural Technology Co ltd
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Individual
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G31/00Soilless cultivation, e.g. hydroponics
    • A01G31/02Special apparatus therefor
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G31/00Soilless cultivation, e.g. hydroponics
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/95Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
    • B01F27/951Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis with at least one stirrer mounted on the sun axis
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G31/00Soilless cultivation, e.g. hydroponics
    • A01G2031/006Soilless cultivation, e.g. hydroponics with means for recycling the nutritive solution
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hydroponics (AREA)

Abstract

The invention discloses a soilless culture device and a soilless culture method thereof.A nutrient solution which circularly flows is arranged in a culture solution flowing cavity in a culture bin, so that various nutrient elements in the nutrient solution are sufficient, and the normal growth of plant roots is facilitated; meanwhile, a blending and stirring structure is arranged in the nutrient solution storage box, and nutrient solution at each part in the nutrient solution storage box is stirred and uniformly mixed through the blending and stirring structure, so that the balance of nutrient elements in the nutrient solution storage box is guaranteed; through setting up drive mechanism drives second cultivation storehouse and third cultivation storehouse and sets up to backup pad both sides slope to guaranteed that the plant on second cultivation storehouse and the third cultivation storehouse has sufficient growth space and illumination space, and then is favorable to the normal growth of plant.

Description

Soilless culture device and soilless culture method thereof
Technical Field
The invention relates to a soilless culture device and a soilless culture method thereof.
Background
Soilless culture is a new technology for crop cultivation developed in recent decades. Crops are not cultivated in soil, but are planted in an aqueous solution (nutrient solution) in which minerals are dissolved; or cultivating the crops in a certain cultivation substrate by using a nutrient solution. The crops can grow normally and obtain high yield as long as certain cultivation equipment and management measures are provided. Since the crops are cultivated by irrigating with nutrient solution instead of using natural soil, the cultivation is called soilless cultivation.
In the existing soilless culture technology, nutrient solution is usually added or replaced in the soilless culture device at intervals, so that the labor cost is greatly increased, meanwhile, various nutrient elements in the nutrient solution in the soilless culture device can be reduced along with the absorption of plants, the nutrient elements required by the growth of the plants cannot be guaranteed in time, meanwhile, the dissolved oxygen in the nutrient solution is small, and the normal growth of the roots of the plants is not facilitated.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a soilless culture device and a soilless culture method thereof, which can solve the problems.
The technical scheme is as follows: to achieve the above object, the soilless culture device of the present invention: the cultivation device comprises a cultivation bin and a nutrient solution storage tank arranged at the bottom of the cultivation bin, wherein a culture solution flowing cavity is arranged at the bottom of the cultivation bin, and a culture solution in the nutrient solution storage tank is circularly and movably arranged in the nutrient solution flowing cavity through a pipeline; the upper surface of the culture solution flowing cavity is provided with a plurality of cultivation holes, cultivation planting grooves are clamped on the cultivation holes in a one-to-one correspondence mode, and the bottoms of the cultivation planting grooves extend into the culture solution flowing cavity; and a blending and stirring structure is arranged in the nutrient solution storage tank.
Furthermore, one end of the culture solution flowing cavity is provided with a liquid inlet pipe communicated with the nutrient solution storage tank, the other end of the culture solution flowing cavity is provided with a liquid outlet pipe communicated with the nutrient solution storage tank, and the bottom in the culture solution flowing cavity is obliquely arranged along the liquid flow direction; the culture solution in the nutrient solution storage tank is arranged in the culture solution flowing cavity in a circulating flowing mode; the culture solution flowing chamber inboard is provided with the overflow weir, the liquid outlet of feed liquor pipe stretches into the inboard bottom that sets up at the overflow weir, the weir plate top of overflow weir is the cockscomb structure setting.
Furthermore, the cultivation bin comprises a first cultivation bin, a second cultivation bin and a third cultivation bin, the first cultivation bin is fixedly arranged at the top of the supporting plate, the second cultivation bin and the third cultivation bin are respectively arranged on two sides of the supporting plate, and the first cultivation bin, the second cultivation bin and the third cultivation bin are gradually arranged from top to bottom and far away from two sides of the supporting plate; the second cultivation bin and the third cultivation bin are rotatably arranged on the supporting plate; and a transmission mechanism is arranged on the supporting plate on one side, and the second cultivation bin and the third cultivation bin are driven by the transmission mechanism to be inclined towards the two sides of the supporting plate.
Furthermore, support columns horizontally extend from two ends of the second cultivation bin and the third cultivation bin respectively, and the support columns are supported and arranged on the support plates through rotating bearings; one end of the support column, which is positioned at the transmission mechanism, is provided with a driven transmission gear; the transmission mechanism comprises a first transmission rod and a second transmission rod, output transmission teeth are arranged at two ends of the first transmission rod and two ends of the second transmission rod, the output transmission teeth on two sides of the first transmission rod are respectively meshed with and arranged on driven transmission teeth of support columns of the second cultivation bin on two sides of the support plate in a transmission manner, and the output transmission teeth on two sides of the second transmission rod are respectively meshed with and arranged on driven transmission teeth of support columns of the third cultivation bin on two sides of the support plate in a transmission manner; the transmission mechanism further comprises a bidirectional transmission motor, and an output shaft of the bidirectional transmission motor is respectively meshed with the first transmission rod and the second transmission rod in a transmission mode.
Furthermore, the liquid inlet pipe comprises a main liquid inlet pipe and a branch liquid inlet pipe, and the input end of the main liquid inlet pipe extends into the nutrient solution storage tank; divide the one end intercommunication setting of liquid inlet pipe on main feed liquor pipe, its other end sets up respectively in the culture solution in first cultivation storehouse, second cultivation storehouse and the third cultivation storehouse flows the chamber, just be provided with the thread hose on the branch conveyer pipe on the culture solution flow chamber in second cultivation storehouse and third cultivation storehouse.
Furthermore, the blending and stirring structure comprises a rotating column, supporting brackets and a rotating body, wherein one end of each supporting bracket is horizontally and circumferentially arranged at the top end of the rotating column, and the other end of each supporting bracket is vertically and downwards connected with the rotating body; the rotating bodies are driven by the supporting bracket to be arranged around the outer side of the rotating column in a stirring manner; the rotating body comprises rotating blades and a rotating ring column, and the circumferences of the rotating blades are arranged on the rotating ring column; the rotating blades are arranged in an arc shape; the top end of the rotary ring column is arranged at the suspended end part of the support bracket, and the rotary ring column is arranged in a rotating way around the axis of the rotary ring column; the middle part of the outer side of the rotating ring column is provided with a rotating ring groove, the rotating ring column is sleeved in the fixed sealing sleeve, the outer side wall of the fixed sealing sleeve is horizontally supported by a fixed ring, the outer side wall of the fixed ring is matched with the rotating ring groove, and the outer side wall of the fixed ring is clamped in the rotating ring groove in an extruding manner.
Furthermore, the inner wall of the cultivation hole is circumferentially provided with a cross-shaped fixing clamping piece, and the thickness of the fixing clamping piece is gradually increased from top to bottom; the cultivation planting groove side wall is provided with a clamping groove which is matched with the fixing clamping piece, and the cultivation planting groove is clamped on the fixing clamping piece in the cultivation hole.
Furthermore, the inner cavity of the cultivation and planting groove is divided by an isolation plate to form a plurality of isolation planting bins, a liquid inlet cavity is arranged in the middle of the cultivation and planting groove, and the isolation planting bins and the liquid inlet cavity are isolated by a penetration net respectively; nutrient solution at the bottom of the culture solution flowing cavity enters the isolated planting bin through the infiltration net.
Furthermore, an agitation rotating structure is horizontally arranged in the culture solution flowing cavity close to the liquid inlet end, the agitation rotating structure is perpendicular to the liquid flow direction in the culture solution flowing cavity, and the agitation rotating structure is semi-immersed in the culture solution flowing cavity; the stirring rotating structure comprises a movable rotating column and stirring plates, one sides of the stirring plates are respectively arranged on the movable rotating column in a circumferential mode, and the other sides of the stirring plates are arranged in a suspended mode; the movable rotary column is internally provided with a ventilation cavity, the air inlet part of the ventilation cavity is communicated with an air inlet pipe, air outlet holes are uniformly distributed on the side wall of the movable rotary column along the length direction of the ventilation cavity, and the air outlet holes are communicated with the ventilation cavity.
The soilless culture method comprises the following steps:
the method comprises the following steps: the circumference of the inner wall of the cultivation hole is provided with a cross-shaped fixing clamping sheet, the side wall of the cultivation planting groove is provided with a clamping groove matched with the fixing clamping sheet, and the cultivation planting groove is clamped on the fixing clamping sheet in the cultivation hole; the bottom of the cultivation planting groove is suspended in the culture solution flowing cavity;
step two: the end parts of the second cultivation bin and the third cultivation bin are provided with transmission structures, output shafts of bidirectional transmission motors of the transmission structures are respectively meshed and arranged on the first transmission rod and the second transmission rod in a transmission manner, the first transmission rod is meshed and transmitted with the support column of the second cultivation bin, and the second transmission rod is meshed and transmitted with the support column of the third cultivation bin; therefore, the bidirectional transmission motor is started, the second cultivation bin and the third cultivation bin are respectively arranged towards the two sides of the supporting plate in an inclined mode, and therefore the situation that the upper portions of the cultivation and planting grooves in the second cultivation bin and the third cultivation bin are shielded to influence plant growth is guaranteed;
step three: the liquid outlet ends of the culture solution flowing cavities in the first cultivation bin, the second cultivation bin and the third cultivation bin are communicated with the nutrient solution storage tank through liquid outlet pipes, and the liquid inlet ends of the culture solution flowing cavities are communicated with the nutrient solution storage tank through liquid inlet pipes; thus, the nutrient solution in the nutrient solution storage tank is conveyed to the culture solution flowing cavity in each culture bin by the high-pressure pump and then returns to the nutrient solution storage tank through the liquid outlet pipe; thereby realizing the circulation flow of the nutrient solution in the nutrient solution flow cavity.
Has the advantages that: according to the soilless culture device and the soilless culture method, the nutrient solution which circularly flows is arranged in the culture solution flowing cavity in the culture bin, so that various nutrient elements in the nutrient solution are sufficient, and normal growth of plant roots is facilitated; meanwhile, a blending and stirring structure is arranged in the nutrient solution storage box, and nutrient solution at each part in the nutrient solution storage box is stirred and uniformly mixed through the blending and stirring structure, so that the balance of nutrient elements in the nutrient solution storage box is guaranteed; through setting up drive mechanism drives second cultivation storehouse and third cultivation storehouse and sets up to backup pad both sides slope to guaranteed that the plant on second cultivation storehouse and the third cultivation storehouse has sufficient growth space and illumination space, and then is favorable to the normal growth of plant.
Drawings
FIG. 1 is a schematic view of the overall front structure of the soilless culture device of the invention;
FIG. 2 is a schematic view of the overall back structure of the soilless culture device of the present invention;
FIG. 3 is a schematic structural view of the soilless culture device of the present invention from the front side;
FIG. 4 is a schematic view of the present invention in partial cross-section of FIG. 1;
FIG. 5 is a schematic structural view of the mixing and stirring structure of the present invention;
FIG. 6 is an enlarged partial schematic view of FIG. 5 of the present invention;
FIG. 7 is a schematic view of the overall structure of the cultivation and planting tank of the present invention;
FIG. 8 is a schematic cross-sectional view of a cultivation and planting groove according to the present invention;
fig. 9 is a schematic structural view of an agitating rotary structure of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The soilless culture device as shown in attached figures 1-9: the cultivation device comprises a cultivation bin 1 and a nutrient solution storage tank 2 arranged at the bottom of the cultivation bin 1, wherein a culture solution flowing cavity 10 is formed in the bottom of the cultivation bin 1, and a culture solution in the nutrient solution storage tank 2 is circularly and movably arranged in the culture solution flowing cavity 10 through a pipeline; the upper surface of the culture solution flowing cavity 10 is provided with a plurality of cultivation holes 101, cultivation planting grooves 3 are correspondingly clamped on the cultivation holes 101 one by one, and the bottoms of the cultivation planting grooves 3 extend into the culture solution flowing cavity 10; a blending and stirring structure is arranged in the nutrient solution storage tank 2; thus, the culture solution flowing cavity 10 is provided with the circularly flowing nutrient solution, thereby ensuring that various nutrient elements in the nutrient solution are sufficient and being beneficial to the normal growth of the roots of the plants.
One end of the culture solution flowing cavity 10 is provided with a liquid inlet pipe 102 communicated with the nutrient solution storage tank 2, the other end of the culture solution flowing cavity is provided with a liquid outlet pipe 103 communicated with the nutrient solution storage tank 2, and the bottom in the culture solution flowing cavity 10 is obliquely arranged along the liquid flow direction; the culture solution in the nutrient solution storage tank 2 is circularly arranged in the culture solution flowing cavity 10 in a flowing way; an overflow weir 104 is arranged on the inner side of the culture solution flowing cavity 10, the liquid outlet of the liquid inlet pipe 102 extends into the bottom of the inner side of the overflow weir 104, and the top of a weir plate 105 of the overflow weir 104 is arranged in a zigzag manner.
The cultivation bin 1 comprises a first cultivation bin 11, a second cultivation bin 12 and a third cultivation bin 13, the first cultivation bin 11 is fixedly arranged at the top of the supporting plate 5, the second cultivation bin 12 and the third cultivation bin 13 are respectively arranged on two sides of the supporting plate 5, and the first cultivation bin 11, the second cultivation bin 12 and the third cultivation bin 13 are gradually arranged from top to bottom towards two sides far away from the supporting plate 5; the second cultivation bin 12 and the third cultivation bin 13 are rotatably arranged on the supporting plate 5; a transmission mechanism 6 is arranged on the supporting plate 5 on one side, and a second cultivation bin 12 and a third cultivation bin 13 are driven by the transmission mechanism 6 to be obliquely arranged towards the two sides of the supporting plate 5; thereby ensuring that the plants on the second cultivation bin 12 and the third cultivation bin 13 have sufficient growth space and illumination space.
Two ends of the second cultivation bin 12 and the third cultivation bin 13 are respectively provided with a support column 14 in a horizontally extending mode, and the support columns 14 are supported and arranged on the support plate 5 through rotating bearings; a driven transmission gear 15 is arranged at one end of the supporting column 14, which is positioned at the transmission mechanism 6; the transmission mechanism 6 comprises a first transmission rod 61 and a second transmission rod 62, output transmission teeth 63 are arranged at two ends of the first transmission rod 61 and the second transmission rod 62, the output transmission teeth 63 at two sides of the first transmission rod 61 are respectively meshed and arranged on the driven transmission teeth 15 of the support columns 14 of the second cultivation bins 12 at two sides of the support plate 5 in a transmission manner, and the output transmission teeth 63 at two sides of the second transmission rod 62 are respectively meshed and arranged on the driven transmission teeth 15 of the support columns 14 of the third cultivation bins 1 at two sides of the support plate 5 in a transmission manner; the transmission mechanism 6 further comprises a bidirectional transmission motor 64, and output shafts of the bidirectional transmission motor 64 are respectively meshed and arranged on the first transmission rod 61 and the second transmission rod 62 in a transmission manner; the transmission mechanism 6 arranged in this way has high transmission efficiency and good transmission effect.
The liquid inlet pipe 102 comprises a main liquid inlet pipe 1021 and a branch liquid inlet pipe 1022, and the input end of the main liquid inlet pipe 1021 extends into the nutrient solution storage tank 2; divide the one end intercommunication setting of liquid inlet pipe 1022 on main feed liquor pipe 1021, during the culture solution in first cultivation storehouse 11, second cultivation storehouse 12 and the third cultivation storehouse 13 flows chamber 10, its other end sets up respectively, just be provided with threaded hose 1023 on the branch conveyer pipe 1022 on the culture solution flow chamber 10 on second cultivation storehouse 12 and the third cultivation storehouse 13, avoid the pipeline to damage when setting up like this and being favorable to second cultivation storehouse 12 and the slope of third cultivation storehouse 13 to rotate.
The blending and stirring structure comprises a rotating column 41, supporting brackets 42 and a rotating body 43, wherein one end of each of the supporting brackets 42 is horizontally and circumferentially arranged at the top end of the rotating column 41, and the other end of each of the supporting brackets 42 is vertically and downwards connected with the rotating body 43; the plurality of rotating bodies 43 are driven by the supporting bracket 42 to be arranged around the outer side of the rotating column 41 in a stirring manner; the rotating body 43 comprises a rotating blade 431 and a rotating ring column 432, and a plurality of rotating blades 431 are circumferentially arranged on the rotating ring column 432; the rotating blades 431 are arranged in an arc shape; the top end of the rotating ring column 432 is arranged at the suspended end part of the supporting bracket 42, and the rotating ring column 432 rotates around the axis of the rotating ring column 432; a rotary ring groove 4321 is arranged in the middle of the outer side of the rotary ring column 432, the rotary column 41 is sleeved in the fixed sealing sleeve 44, a fixed ring 441 is horizontally supported on the outer side wall of the fixed sealing sleeve 44, the outer side wall of the fixed ring 441 is matched with the rotary ring groove 4321, and the outer side wall of the fixed ring 441 is extruded and clamped in the rotary ring groove 4321; set up through like this and both can ensure rotating vane 431 in rotator 43 and have enough to meet the need around column spinner 41 in nutrient solution storage box 2, can make rotating vane 431 again around the rotation of rotating ring post 432 to realize the intensive mixing of mixing stirring structure to the nutrient solution in nutrient solution storage box 2, thereby make nutrient element balanced in each position nutrient solution in the nutrient solution storage box 2.
The inner wall of the cultivation hole 101 is circumferentially provided with a cross-shaped fixing clamping piece, and the thickness of the fixing clamping piece is gradually increased from top to bottom; the 3 lateral walls in groove are planted in cultivation are provided with the chucking groove 30 that the fixing card cooperateed and set up, cultivation is planted 3 chucking in groove and is set up on the fixing card in cultivation hole 101, is provided with like this and does benefit to the fixed stability that cultivation planted groove 3.
The inner cavity of the cultivation and planting groove 3 is divided by an isolation plate 31 to form a plurality of isolation planting bins 32, a liquid inlet cavity 33 is arranged in the middle part of the cultivation and planting groove 3, and the isolation planting bins 32 and the liquid inlet cavity 33 are respectively isolated by a permeation net 34; nutrient solution in culture solution flow chamber 10 bottom passes through during permeating net 34 enters into the isolation and plants storehouse 32, plants the plant and plants storehouse 32 in the isolation one by one respectively, can avoid intertwining between the plant root like this to be favorable to collecting ripe plant fast.
A stirring rotary structure 7 is horizontally arranged in the culture solution flowing cavity 10 close to the liquid inlet end, the stirring rotary structure 7 is arranged perpendicular to the liquid flow direction in the culture solution flowing cavity 10, and the stirring rotary structure 7 is semi-immersed in the culture solution flowing cavity 10; the stirring rotating structure 7 comprises a movable rotating column 71 and stirring plates 72, one sides of the stirring plates 72 are respectively arranged on the movable rotating column 71 in a circumferential mode, and the other sides are arranged in a suspended mode; a ventilation cavity is arranged in the movable rotary column 72, the air inlet part of the ventilation cavity is communicated with an air inlet pipe 73, air outlet holes 74 are uniformly distributed on the side wall of the movable rotary column 72 along the length direction of the ventilation cavity, and the air outlet holes 74 are communicated with the ventilation cavity; through being provided with and stirring revolution mechanic 7 for the nutrient solution that flows into in the culture solution mobile chamber 10 promotes stirring board 72 and rotates, thereby realizes the dissolved oxygen of nutrient solution, pours into oxygen into wherein culture solution mobile chamber 10 into simultaneously, has ensured that nutrient solution dissolved oxygen is sufficient in culture solution mobile chamber 10, thereby is favorable to the root of plant normal growth.
The soilless culture method comprises the following steps: the method comprises the following steps: the circumference on the inner wall of the cultivation hole 101 is provided with a cross-shaped fixing clamping sheet, the side wall of the cultivation and planting groove 3 is provided with a clamping groove 30 matched with the fixing clamping sheet, and the cultivation and planting groove 3 is clamped on the fixing clamping sheet in the cultivation hole 101; the bottom of the cultivation and planting groove 3 is suspended in the culture solution flowing cavity 10; step two: the end parts of the second cultivation bin 12 and the third cultivation bin 13 are provided with a transmission structure 6, output shafts of a bidirectional transmission motor 64 of the transmission structure 6 are respectively meshed and arranged on the first transmission rod 61 and the second transmission rod 62 in a transmission manner, the first transmission rod 61 is meshed and transmitted with the support column 14 of the second cultivation bin 12, and the second transmission rod 62 is meshed and transmitted with the support column 14 of the third cultivation bin 13; thereby starting the bidirectional transmission motor 64, and leading the second cultivation bin 12 and the third cultivation bin 13 to be respectively arranged towards the two sides of the supporting plate 5 in an inclined way, thereby ensuring that the upper parts of the cultivation and planting grooves 3 on the second cultivation bin 12 and the third cultivation bin 13 are not shielded to influence the growth of plants; step three: the liquid outlet ends of the culture solution flowing cavities 10 in the first cultivation bin 11, the second cultivation bin 12 and the third cultivation bin 13 are communicated with the nutrient solution storage tank 2 through a liquid outlet pipe (103), and the liquid inlet end of the culture solution flowing cavity 102 is communicated with the nutrient solution storage tank 2; thus, the nutrient solution in the nutrient solution storage tank 2 is conveyed to the culture solution flowing cavities 10 in the culture bins through the high-pressure pump and then returns to the nutrient solution storage tank 2 through the liquid outlet pipe 103; thereby realizing the circulation flow of the nutrient solution in the nutrient solution flowing cavity 10.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.

Claims (10)

1. Soilless culture device, its characterized in that: the cultivation device comprises a cultivation bin (1) and a nutrient solution storage tank (2) arranged at the bottom of the cultivation bin (1), wherein a culture solution flowing cavity (10) is formed in the bottom of the cultivation bin (1), and a culture solution in the nutrient solution storage tank (2) is arranged in the nutrient solution flowing cavity (10) in a circulating flowing mode through a pipeline; the upper surface of the culture solution flowing cavity (10) is provided with a plurality of cultivation holes (101), cultivation planting grooves (3) are clamped on the cultivation holes (101) in a one-to-one correspondence manner, and the bottoms of the cultivation planting grooves (3) extend into the culture solution flowing cavity (10); and a blending and stirring structure is arranged in the nutrient solution storage tank (2).
2. A soilless culture device according to claim 1 wherein: one end of the culture solution flowing cavity (10) is provided with a liquid inlet pipe (102) communicated with the nutrient solution storage tank (2), the other end of the culture solution flowing cavity is provided with a liquid outlet pipe (103) communicated with the nutrient solution storage tank (2), and the bottom in the culture solution flowing cavity (10) is obliquely arranged along the liquid flow direction; the culture solution in the nutrient solution storage tank (2) is arranged in the culture solution flowing cavity (10) in a circulating flowing manner; the culture solution flowing cavity (10) is internally provided with an overflow weir (104), the liquid outlet of the liquid inlet pipe (102) extends into the bottom of the inner side of the overflow weir (104), and the top of a weir plate (105) of the overflow weir (104) is arranged in a zigzag manner.
3. A soilless culture device according to claim 2 wherein: the cultivation bin (1) comprises a first cultivation bin (11), a second cultivation bin (12) and a third cultivation bin (13), the first cultivation bin (11) is fixedly arranged at the top of the supporting plate (5), the second cultivation bin (12) and the third cultivation bin (13) are respectively arranged on two sides of the supporting plate (5), and the first cultivation bin (11), the second cultivation bin (12) and the third cultivation bin (13) are gradually arranged from top to bottom towards two sides far away from the supporting plate (5); the second cultivation bin (12) and the third cultivation bin (13) are rotatably arranged on the supporting plate (5); and a transmission mechanism (6) is arranged on the supporting plate (5) on one side, and the second cultivation bin (12) and the third cultivation bin (13) are driven by the transmission mechanism (6) to be obliquely arranged towards two sides of the supporting plate (5).
4. A soilless culture device according to claim 3 wherein: two ends of the second cultivation bin (12) and the third cultivation bin (13) are respectively provided with a support column (14) in a horizontally extending mode, and the support columns (14) are supported and arranged on the support plate (5) through rotating bearings; one end of the supporting column (14) positioned at the transmission mechanism (6) is provided with a driven transmission gear (15); the transmission mechanism (6) comprises a first transmission rod (61) and a second transmission rod (62), output transmission teeth (63) are arranged at two ends of the first transmission rod (61) and the second transmission rod (62), the output transmission teeth (63) at two sides of the first transmission rod (61) are respectively meshed and driven to be arranged on driven transmission teeth (15) of supporting columns (14) of the second cultivation bin (12) at two sides of a supporting plate (5), and the output transmission teeth (63) at two sides of the second transmission rod (62) are respectively meshed and driven to be arranged on the driven transmission teeth (15) of the supporting columns (14) of the third cultivation bin (1) at two sides of the supporting plate (5); the transmission mechanism (6) further comprises a bidirectional transmission motor (64), and output shafts of the bidirectional transmission motor (64) are respectively meshed and arranged on the first transmission rod (61) and the second transmission rod (62) in a transmission manner.
5. A soilless culture device according to claim 4 wherein: the liquid inlet pipe (102) comprises a main liquid inlet pipe (1021) and a liquid separating pipe (1022), and the input end of the main liquid inlet pipe (1021) extends into the nutrient solution storage tank (2); divide the one end intercommunication setting of liquid feed pipe (1022) on main feed liquor pipe (1021), its other end sets up respectively in culture solution flow chamber (10) in first cultivation storehouse (11), second cultivation storehouse (12) and third cultivation storehouse (13), just be provided with on branch conveyer pipe (1023) on culture solution flow chamber (10) on second cultivation storehouse (12) and third cultivation storehouse (13).
6. A soilless culture device according to claim 5 wherein: the blending and stirring structure comprises a rotating column (41), supporting brackets (42) and a rotating body (43), one horizontal circumference of one end of each supporting bracket (42) is arranged at the top end of the rotating column (41), and the other end of each supporting bracket (42) is vertically and downwards connected with the rotating body (43); the plurality of rotating bodies (43) are driven by the supporting bracket (42) to be arranged around the outer side of the rotating column (41) in a stirring manner; the rotating body (43) comprises rotating blades (431) and rotating ring columns (432), and a plurality of rotating blades (431) are circumferentially arranged on the rotating ring columns (432); the rotating blades (431) are arranged in an arc shape; the top end of the rotating ring column (432) is arranged at the suspended end part of the supporting bracket (42), and the rotating ring column (432) is arranged in a rotating way around the axis of the rotating ring column; revolve ring post (432) outside middle part and be provided with swivel groove (4321), swivel post (41) cover is established in fixed seal cover (44), fixed seal cover (44) lateral wall supports on the level and is provided with solid fixed ring (441), gu fixed ring (441) lateral wall sets up with swivel groove (4321) cooperation, just gu the lateral wall extrusion card of fixed ring (441) is established in swivel groove (4321).
7. A soilless culture device according to claim 6 wherein: the inner wall of the cultivation hole (101) is circumferentially provided with a cross-shaped fixing clamping piece, and the thickness of the fixing clamping piece is gradually increased from top to bottom; the cultivation is planted groove (3) lateral wall and is provided with chucking groove (30) that the fixing card cooperateed and sets up, cultivation is planted groove (3) chucking and is set up on the fixing card in cultivation hole (101).
8. A soilless culture device according to claim 7 wherein: the inner cavity of the cultivation and planting groove (3) is divided by an isolation plate (31) to form a plurality of isolation planting bins (32), a liquid inlet cavity (33) is arranged in the middle of the cultivation and planting groove (3), and the isolation planting bins (32) and the liquid inlet cavity (33) are respectively isolated by a permeation net (34); nutrient solution at the bottom of the culture solution flowing cavity (10) enters the isolated planting bin (32) through the permeation net (34).
9. A soilless culture device according to claim 8 wherein: a stirring rotating structure (7) is horizontally arranged in the culture solution flowing cavity (10) close to the liquid inlet end, the stirring rotating structure (7) is perpendicular to the direction of liquid flow in the culture solution flowing cavity (10), and the stirring rotating structure (7) is semi-immersed in the culture solution flowing cavity (10); the stirring rotating structure (7) comprises a movable rotating column (71) and stirring plates (72), one sides of the stirring plates (72) are respectively and circumferentially arranged on the movable rotating column (71), and the other sides are suspended; the air inlet part of the ventilation cavity is communicated with an air inlet pipe (73), air outlet holes (74) are uniformly distributed in the side wall of the movable rotary column (72) along the length direction of the ventilation cavity, and the air outlet holes (74) are communicated with the ventilation cavity.
10. A method of soilless culture, according to any one of claims 1 to 9, characterized in that:
the method comprises the following steps: the circumference on the inner wall of the cultivation hole (101) is provided with a cross-shaped fixing clamping sheet, the side wall of the cultivation and planting groove (3) is provided with a clamping groove (30) which is matched with the fixing clamping sheet, and the cultivation and planting groove (3) is clamped on the fixing clamping sheet in the cultivation hole (101); the bottom of the cultivation and planting groove (3) is suspended in the culture solution flowing cavity (10);
step two: a transmission structure (6) is arranged at the end parts of the second cultivation bin (12) and the third cultivation bin (13), the output shafts of a bidirectional transmission motor (64) of the transmission structure (6) are respectively meshed and arranged on the first transmission rod (61) and the second transmission rod (62) in a transmission manner, the first transmission rod (61) is meshed and transmitted with the support column (14) of the second cultivation bin (12), and the second transmission rod (62) is meshed and transmitted with the support column (14) of the third cultivation bin (13); thereby starting the bidirectional transmission motor (64) to ensure that the second cultivation bin (12) and the third cultivation bin (13) are respectively arranged obliquely towards the two sides of the support plate (5), thereby ensuring that the upper parts of the cultivation and planting grooves (3) on the second cultivation bin (12) and the third cultivation bin (13) are not shielded to influence the growth of plants;
step three: the liquid outlet ends of culture solution flowing cavities (10) in a first cultivation bin (11), a second cultivation bin (12) and a third cultivation bin (13) are communicated with a nutrient solution storage tank (2) through a liquid outlet pipe (103), and a liquid inlet pipe (102) at the liquid inlet end is communicated with the nutrient solution storage tank (2); thus, the nutrient solution in the nutrient solution storage tank (2) is conveyed to the culture solution flowing cavity (10) in each culture bin by the high-pressure pump and then returns to the nutrient solution storage tank (2) through the liquid outlet pipe (103); thereby realizing the circulation flow of the nutrient solution in the nutrient solution flow cavity (10).
CN202010118830.XA 2020-02-26 2020-02-26 Soilless culture device and soilless culture method thereof Active CN111226778B (en)

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CN113080050A (en) * 2021-04-13 2021-07-09 慈溪市林特学会 Special soilless culture planting frame for cut-flower Chinese roses
CN113439653A (en) * 2021-06-21 2021-09-28 罗咏梅 Special soilless culture device for leaf vegetables

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CN107969336A (en) * 2017-12-09 2018-05-01 佛山市高明区菜花园农业科技有限公司 A kind of efficient plant water-cultivation device
CN110476658A (en) * 2019-09-26 2019-11-22 焦功强 Seedling culture frame is used in a kind of cultivation of vegetable seedling

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CN204560501U (en) * 2015-04-28 2015-08-19 贵州大学 A kind of novel plant water culture experiment device
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CN113080050A (en) * 2021-04-13 2021-07-09 慈溪市林特学会 Special soilless culture planting frame for cut-flower Chinese roses
CN113439653A (en) * 2021-06-21 2021-09-28 罗咏梅 Special soilless culture device for leaf vegetables

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