CN211746024U

CN211746024U - Bag cultivation device and nutrient solution recycling system

Info

Publication number: CN211746024U
Application number: CN201922213995.0U
Authority: CN
Inventors: 卜崇兴
Original assignee: Shanghai Sunqiao Overflow Better Agricultural Technology Co ltd
Current assignee: Shanghai Sunqiao Overflow Better Agricultural Technology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-10-27
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to a soilless culture field discloses a device and nutrient solution cyclic utilization system plant in bags. The cultivation bag intussuseption is filled with culture medium, the hydrops basin includes outer wall and bottom, the top that the cultivation support encloses is global to link to each other with the outer wall of hydrops basin, the bottom of hydrops basin is provided with the trompil, the trompil is connected with liquid return pipe and is communicated with each other, the cultivation bag is placed in the hydrops basin of cultivation support, one side of cultivation bag is provided with the feed liquor capillary, make the nutrient solution enter into the culture medium of cultivation bag through the feed liquor capillary, unnecessary nutrient solution is discharged through liquid return pipe after overflowing through the cultivation bag. The beneficial effects of the utility model reside in that, during unnecessary nutrient solution can spill over automatically through the cultivation bag and enter into back liquid return pipe after collecting through the hydrops basin, back liquid pipe exhaust unnecessary nutrient solution can regard as new nutrient solution to reuse after handling again to reach nutrient solution cyclic utilization's effect, both reduced the waste of nutrient solution, also reduced the production and planting cost.

Description

Bag cultivation device and nutrient solution recycling system

Technical Field

The utility model relates to a soilless culture field specifically relates to a device and nutrient solution cyclic utilization system are planted in bags.

Background

At present, the soilless culture technology has been applied in a large scale in a wide area of China after a period of development. The soilless culture has the advantages of almost no restriction of regions and environments, full utilization of space, avoidance of continuous cropping obstacles, water saving, fertilizer saving, high yield and the like, and is more and more popular with planting personnel. However, the current soilless culture related technology still has the defects. The soilless culture needs irrigation by a matched drip irrigation system at present, nutrient solution in the drip irrigation system can be directly discharged to the ground after being used up, so that the nutrient solution is wasted, excessive fertilizer contained in the nutrient solution can be discharged into the underground, the excessive fertilizer can pollute the soil environment and underground water, and in addition, if the residual nutrient solution on the ground is directly contacted with light for a long time, algae and germs in the nutrient solution are easily bred and the attractiveness is affected.

In order to overcome the defects, a nutrient solution recycling mode is adopted in some modern large greenhouses, a water and fertilizer integrated nutrient solution irrigation mode is used, and the leaked nutrient solution can be recycled and then filtered and disinfected to be recycled. However, the water and fertilizer integrated nutrient solution irrigation mode has high equipment investment and a complex structure, and is not suitable for the current situation of agricultural development in China. At present, the purpose of nutrient solution recovery is achieved by adopting a method of lifting a cultivation device by a metal bracket in China, but the cost of the metal bracket is still high, on the other hand, the requirements on the ground flatness and the construction and installation accuracy are also high, and once construction deviation occurs, the nutrient solution is easily discharged or difficult to recover.

The existing nutrient solution recycling or recycling mode has the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects in the prior art, and providing a bag cultivation device and a nutrient solution recycling system.

In one aspect, the utility model provides a bag cultivation device, the bag cultivation device is including cultivation support, hydrops basin, cultivation bag, feed liquor capillary and return the liquid pipe, the cultivation bag intussuseption is filled with culture medium, the hydrops basin includes outer wall and bottom, the cultivation support enclose the top global with the hydrops basin the outer wall links to each other, the hydrops basin the bottom is provided with the trompil, the trompil with return the liquid union coupling and communicate with each other, the cultivation bag is placed in the cultivation support in the hydrops basin, one side of cultivation bag is provided with the feed liquor capillary, through the feed liquor capillary makes the nutrient solution enter into the cultivation bag in the culture medium, it is unnecessary the nutrient solution passes through after the cultivation bag spills over the back through return the liquid pipe and discharges.

Preferably, the liquid collecting basin is funnel-shaped, the diameter of the peripheral surface of the bottom of the liquid collecting basin is reduced downwards, and the opening is formed in the center of the bottom.

Preferably, a plurality of circumferentially spaced protrusions or recesses are formed in the bottom of the drip basin.

Preferably, the bottom of the liquid collecting basin is made of corrugated paper.

Preferably, the cultivation support is detachably connected with the effusion pot.

Preferably, a liquid return hose is connected between the opening and the liquid return pipe, one end of the liquid return hose is connected and communicated with the opening, and the other end of the liquid return hose is connected and communicated with the liquid return pipe.

Preferably, the height difference of the ground on which the bag cultivation device is placed is not more than 5 cm.

Through the technical scheme, adopt the utility model discloses a device is planted to bag, unnecessary nutrient solution can spill over automatically through the cultivation bag and enter into back the liquid pipe through the hydrops basin after collecting, and back liquid pipe exhaust unnecessary nutrient solution can regard as new nutrient solution to reuse after handling to reach nutrient solution cyclic utilization's effect, both reduced the waste of nutrient solution, also reduced the production and planting cost. And simultaneously, use the utility model discloses a bag is planted the device and can be satisfied the demand of crop root system to nutrition, oxygen, moisture, and cultivation support simple to operate has practiced thrift installation construction cost and maintenance cost, and it is lower to the ground slope requirement, has solved the comparatively difficult problem of level soil in the correlation technique again.

On the other hand, the utility model provides a nutrient solution cyclic utilization system, nutrient solution cyclic utilization system includes that the bag plants device, nutrient solution pond, irrigator and pumping device, the one end in nutrient solution pond is connected pumping device, the other end in nutrient solution pond is connected back the liquid house steward, return the liquid branch pipe that the liquid union coupling is constituteed with it communicates with each other to return the liquid house steward connection, it is unnecessary in the liquid branch pipe to return the nutrient solution collect in return the liquid house steward, the inlet manifold is connected to pumping device's the other end, the inlet manifold with the inlet manifold connects and communicates with each other, the inlet branch pipe with the inlet capillary is connected and communicates with each other, the irrigator connect in the nutrient solution pond with between the inlet manifold.

Preferably, the bag cultivation devices can be arranged row by row.

Preferably, the water pumping device is connected with the filter, and a disinfection device is connected between the nutrient solution pool and the liquid return main pipe.

Through the technical scheme, adopt the utility model discloses a nutrient solution cyclic utilization system except having the beneficial effect that the device was planted to the monomer bag, can also be used to larger-scale production.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the bag cultivation device of the present invention.

Fig. 2 is a schematic structural diagram of an embodiment of the nutrient solution recycling system of the present invention.

Description of the reference numerals

1. Cultivation support 11, hydrops basin 12 and cultivation medium

13. Liquid return hose

2. Cultivation bag 3, liquid inlet capillary

31. Liquid inlet branch pipe 32, liquid inlet header pipe 4 and liquid return pipe

41. Liquid return branch pipe 42, liquid return header pipe 51 and nutrient solution pool

52. Water pumping device 53 and filter

54. Disinfection equipment 55, irrigation machine.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, the use of directional terms such as "upper, front, rear, side" in the absence of a contrary intention is generally to refer to the upper, front, rear, side as illustrated in the accompanying drawings.

According to the utility model discloses an aspect provides a device is planted in bags, the device is planted in bags is including cultivation support 1, hydrops basin 11, cultivation bag 2, feed liquor capillary 3 and liquid return pipe 4, cultivation bag 2 intussuseption is filled with culture medium 12, when using, can with if direct seeding such as seed in cultivation bag 2, also can directly transplant to crop seedling in culture medium 12, treat to emerge or can irrigate after the slow seedling. The hydrops pot 11 comprises an outer wall and a bottom, the top end peripheral surface enclosed by the cultivation support 1 is connected with the outer wall of the hydrops pot 11, an opening (not shown in the figure) is formed in the bottom of the hydrops pot 11 and is communicated with the liquid return pipe 4, the cultivation bag 2 is placed in the hydrops pot 11 in the cultivation support 1, after the cultivation substrate 12 is filled in the cultivation bag 2, the cultivation bag 2 can stand upright in the hydrops pot 11 stably, the manufacturing material of the cultivation bag 2 is made of a material which can leak water and is breathable, therefore, the cultivation bag 2 can enable redundant nutrient solution to overflow when in use, and preferably, the cultivation bag 2 can achieve the effect by adopting an existing non-woven bag or an existing PE woven bag. One side of cultivation bag 2 is provided with feed liquor capillary 3, through feed liquor capillary 3 makes the nutrient solution enters into cultivation bag 2 in the culture medium 12, it is unnecessary the nutrient solution passes through after cultivation bag 2 spills over through liquid return pipe 4 discharges. Preferably, the end of the liquid inlet capillary 3 used for outputting the nutrient solution can be provided with a spray head, and the nutrient solution can be sprayed into the culture medium 12 more uniformly in a spraying manner.

Further, referring to fig. 1, the cultivation support 1 may further include an accommodating space, the cultivation support 1 is used for supporting the cultivation bag 2 and the cultivation substrate 12 in the cultivation bag 2, the liquid trap 11 is located above the accommodating space, and through the accommodating space, the liquid return pipe 4 can be more easily extended and placed, and air can flow better.

In addition, the liquid collecting basin 11 can be arranged in a funnel shape. The diameter of the bottom peripheral surface of the liquid collecting basin 11 is reduced downwards, i.e. the funnel-shaped tip is towards the ground, and the opening is arranged at the center of the bottom. After the surplus nutrient solution overflows, the surplus nutrient solution can more easily flow to the opening through the funnel-shaped liquid accumulation basin 11.

Preferably, a plurality of circumferentially spaced protrusions or recesses are formed in the bottom of the liquid collection basin 11, the protrusions or recesses may be corrugated, truncated pyramid, wave-shaped, or the like, and the heights or depths of the protrusions or recesses may be different. Through the arch that forms in the bottom or sunken, can play the effect of ventilative drainage on the one hand, on the other hand can make unnecessary nutrient solution spill over after quicker collect extremely trompil department makes simultaneously the bottom of hydrops basin 11 with certain interval has between cultivation bag 2, avoids the utility model discloses take place after long-term the use cultivation bag 2 soak the condition in the nutrient solution that stores up in the hydrops basin 11 has prolonged cultivation bag 2's live time.

Still further, the bottom of the drip basin 11 is made of corrugated paper. Meanwhile, according to actual needs, the cultivation support 1 and the liquid accumulation basin 11 can be detachably connected or integrally formed. Adopt detachable to connect, using the utility model discloses a period after, if need change hydrops basin 11, can easily directly will hydrops basin 11 takes off from cultivation support 1 to replace new hydrops basin 11.

In order to ensure smooth flow of the excess nutrient solution during discharge, a liquid return hose 13 may be connected between the opening and the liquid return pipe 4, one end of the liquid return hose 13 may be connected to the opening, and preferably, the liquid return hose 13 closes the opening, and the other end of the liquid return hose 13 is connected to the liquid return pipe 4. The pipeline is arranged according to different topography when making things convenient for in-service use.

When the in-service use, the utility model discloses a slope requirement on ground when the device is planted to the bag is also lower, preferred, the difference in height on ground that the device was placed is planted to the bag is not more than 5 centimetres can.

Through the technical scheme, adopt the utility model discloses a device is planted to bag, unnecessary nutrient solution can spill over automatically through the cultivation bag and enter into back the liquid pipe through the hydrops basin after collecting, and back liquid pipe exhaust unnecessary nutrient solution can regard as new nutrient solution to reuse after handling to reach nutrient solution cyclic utilization's effect, both reduced the waste of nutrient solution, also reduce production planting cost. And simultaneously, the utility model discloses a bag is planted the device and can be satisfied the demand of crop root system to nutrition, oxygen, moisture, and cultivation support simple to operate has practiced thrift installation construction cost and maintenance cost, and it is lower to the ground slope requirement, has solved the comparatively difficult problem of level soil in the correlation technique again.

According to another aspect of the utility model, still provide a nutrient solution cyclic utilization system, nutrient solution cyclic utilization system includes foretell bag cultivation device, nutrient solution pond 51, irrigation machine 55 and pumping device 52, pumping device 52 is connected to the one end of nutrient solution pond 51, pumping device 52 can adopt existing equipment, like the water pump. Liquid house steward 42 is connected to the other end of nutrient solution pond 51, return liquid pipe 4 connect the back liquid branch pipe 41 of constituteing with liquid house steward 42 connects and communicates with each other back, return in the liquid branch pipe 41 unnecessary nutrient solution collect in liquid house steward 42 returns, liquid inlet house steward 32 is connected to pumping device 52's the other end, liquid inlet house steward 32 with liquid inlet branch pipe 31 connects and communicates with each other, liquid inlet branch pipe 31 with liquid inlet capillary 3 connects and communicates with each other, irrigation machine 55 connect in nutrient solution pond 51 with between the liquid inlet house steward 32.

In use, referring to fig. 2, the bag-planting devices can be arranged row by row according to practical situations. More specifically, the water pumping device 52 is connected to a filter 53, and the filter 53 is used for filtering impurities in the newly-entered nutrient solution. The filter 53 may be a filtering device of an existing device. All can also be connected with disinfecting equipment 54 between nutrient solution pond 51 and return liquid house steward 42 or the inlet liquid house steward 32, disinfecting equipment 54 is used for carrying out the disinfection to the nutrient solution that newly gets into or the backward flow came in to make nutrient solution can disinfect the back reuse. The sterilizing device 54 may be an existing device such as a UV ultraviolet sterilizing device. It should be noted that the concentration of the backflow redundant nutrient solution is lower than that of the original input nutrient solution, the backflow nutrient solution needs to pass through the irrigation machine 55 at first, after the EC value (soluble salt concentration) of the irrigation machine 55 is preset before actual use, the irrigation machine 55 can automatically adjust and select to add clean water or add nutrient solution mother liquor, the nutrient solution can be recycled after the concentration is automatically adjusted, and the irrigation machine capable of automatically adjusting the concentration can adopt the irrigation machine in the prior art.

Preferably, when the nutrient solution recycling system works, a switch can be arranged on each liquid inlet branch pipe 31 to control the speed of the nutrient solution.

Through the technical scheme, adopt the utility model discloses a nutrient solution cyclic utilization system except having the beneficial effect that the device was planted to the monomer bag, can also be used to larger production, realizes nutrient solution recycle.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide the technical solution of the present invention with a plurality of simple modifications, including combining each specific technical feature in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not provide additional description for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. The bag cultivation device is characterized by comprising a cultivation support (1), a liquid accumulation basin (11), cultivation bags (2), a liquid inlet capillary tube (3) and a liquid return tube (4), wherein cultivation media (12) are filled in the cultivation bags (2), the liquid accumulation basin (11) comprises an outer wall and a bottom, the top end periphery surrounded by the cultivation support (1) is connected with the outer wall of the liquid accumulation basin (11), the bottom of the liquid accumulation basin (11) is provided with a hole, the hole is connected and communicated with the liquid return tube (4), the cultivation bags (2) are placed in the liquid accumulation basin (11) in the cultivation support (1), one side of each cultivation bag (2) is provided with the liquid inlet capillary tube (3), and nutrient solution enters the cultivation media (12) of each cultivation bag (2) through the liquid inlet capillary tube (3), and the redundant nutrient solution is discharged through the liquid return pipe (4) after overflowing through the cultivation bag (2).

2. A bag cultivation device according to claim 1, characterised in that the catchment basin (11) is funnel-shaped, that the diameter of the bottom circumference of the catchment basin (11) decreases downwards, and that the opening is provided in the centre of the bottom.

3. A bag cultivation device according to claim 2, characterised in that a number of circumferentially spaced protrusions or depressions are formed in the bottom of the drip basin (11).

4. A bag cultivation device according to claim 1, characterised in that the bottom of the drip basin (11) is made of corrugated paper.

5. A bag cultivation device according to claim 1, characterised in that the cultivation support (1) is detachably connected to the drip basin (11).

6. A bag cultivation device according to claim 1, wherein a liquid return hose (13) is connected between the opening and the liquid return pipe (4), one end of the liquid return hose (13) is connected and communicated with the opening, and the other end of the liquid return hose (13) is connected and communicated with the liquid return pipe (4).

7. The bag cultivation device of claim 1, wherein the difference in height of the floor on which the bag cultivation device rests is no greater than 5 cm.

8. A nutrient solution recycling system, which comprises the bag cultivation device, the nutrient solution pond (51), the irrigation machine (55) and the pumping device (52) according to any one of claims 1 to 6, wherein one end of the nutrient solution pond (51) is connected with the pumping device (52), the other end of the nutrient solution pond (51) is connected with the liquid return main pipe (42), the liquid return branch pipe (41) formed by connecting the liquid return pipes (4) is connected and communicated with the liquid return main pipe (42), the redundant nutrient solution in the liquid return branch pipe (41) is collected in the liquid return main pipe (42), the other end of the pumping device (52) is connected with the liquid inlet main pipe (32), the liquid inlet main pipe (32) is connected and communicated with the liquid inlet branch pipe (31), and the liquid inlet branch pipe (31) is connected and communicated with the liquid inlet capillary (3), the irrigation machine (55) is connected between the nutrient solution pool (51) and the liquid inlet main pipe (32).

9. The nutrient solution recycling system of claim 8, wherein the bag cultivation devices are arranged row by row.

10. Nutrient solution recycling system according to claim 8, characterized in that the water pumping device (52) is connected to a filter (53), and a disinfection device (54) is connected between the nutrient solution tank (51) and the return manifold (42).