CN114342632A - Device and method for regulating and controlling growth of sand-cultured tomatoes through water-fertilizer coupling - Google Patents

Device and method for regulating and controlling growth of sand-cultured tomatoes through water-fertilizer coupling Download PDF

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Publication number
CN114342632A
CN114342632A CN202210005796.4A CN202210005796A CN114342632A CN 114342632 A CN114342632 A CN 114342632A CN 202210005796 A CN202210005796 A CN 202210005796A CN 114342632 A CN114342632 A CN 114342632A
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water
fertilizer
sand
fixed
growth
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CN202210005796.4A
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CN114342632B (en
Inventor
谭占明
李春雨
程云霞
马新超
杜佳庚
张展
高源�
王�琦
杨玲丽
刘晓静
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Tarim University
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Tarim University
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/02—Special arrangements for delivering the liquid directly into the soil
    • A01C23/023—Special arrangements for delivering the liquid directly into the soil for liquid or gas fertilisers
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C21/00—Methods of fertilising, sowing or planting
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/001—Sludge spreaders, e.g. liquid manure spreaders
    • A01C23/002—Sludge spreaders, e.g. liquid manure spreaders provided with auxiliary arrangements, e.g. pumps, agitators, cutters
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/007—Metering or regulating systems
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/16—Control of watering
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G29/00—Root feeders; Injecting fertilisers into the roots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
    • B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element

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  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hydroponics (AREA)
  • Fertilizing (AREA)

Abstract

The invention discloses a device and a method for regulating and controlling the growth of sand-cultured tomatoes by coupling water and fertilizer, which relate to the technical field of agricultural irrigation and comprise a water pump fixed on a wall body; the fertilizer barrel is fixed on the wall body, is positioned on one side of the water pump and is used for containing liquid fertilizer; one end of the water inlet pipe is installed at an input port of the water pump, the other end of the water inlet pipe is installed on a water supply system, the side wall of the water inlet pipe is communicated with the fertilizer barrel through a fertilizer pipe, and a control valve is fixed on the fertilizer pipe and used for controlling the inflow of liquid fertilizer; one end of the water outlet is arranged at the output port of the water pump, and the other end of the water outlet is fixed with an irrigation dropper; and the filtering component is arranged at the position of the water outlet close to the water pump and is used for filtering the irrigation water and the liquid fertilizer.

Description

Device and method for regulating and controlling growth of sand-cultured tomatoes through water-fertilizer coupling
Technical Field
The invention relates to the technical field of agricultural irrigation, in particular to a device and a method for regulating and controlling the growth of sand-cultured tomatoes through water-fertilizer coupling.
Background
The water and fertilizer coupling is based on different water conditions, advocates reasonable matching of irrigation and fertilization in time, quantity and mode, and aims at increasing crop yield and improving quality.
The existing water and fertilizer coupling regulation and control device can not discharge filtered particle impurities in time after filtering irrigation water and liquid fertilizer, so that the filtered particle impurities are accumulated on a filter disc, the flow of the irrigation water and the liquid fertilizer is influenced, the sufficient supplement of the water and fertilizer to cultured crops can not be carried out in time, and the growth of the crops is influenced.
Aiming at the problems, the invention provides a device and a method for regulating and controlling the growth of sand-cultured tomatoes through water-fertilizer coupling, so as to solve the problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a device for regulating and controlling the growth of sand-cultured tomatoes through water and fertilizer coupling comprises:
the water pump is fixed on the wall body;
the fertilizer barrel is fixed on the wall body, is positioned on one side of the water pump and is used for containing liquid fertilizer;
one end of the water inlet pipe is installed at an input port of the water pump, the other end of the water inlet pipe is installed on a water supply system, the side wall of the water inlet pipe is communicated with the fertilizer barrel through a fertilizer pipe, and a control valve is fixed on the fertilizer pipe and used for controlling the inflow of liquid fertilizer;
one end of the water outlet pipe is installed at the output port of the water pump, and the other end of the water outlet pipe is fixed with an irrigation dropper; and
and the filtering component is arranged at the position of the water outlet pipe close to the water pump and is used for filtering irrigation water and liquid fertilizer.
Further, it is preferred, control valve and water supply system all with monitoring facilities electric connection, monitoring facilities can be through installing the inductor in sandy soil to control valve and water supply system.
Further, preferably, the filter assembly includes:
the two ends of the connecting cylinder are connected to the water outlet pipe through a connecting port;
the conveying assembly is rotatably arranged inside the connecting cylinder and is used for conveying the liquid fertilizer and the granular impurities in the irrigation water;
the filter disc is fixed in the connecting cylinder and is positioned below the conveying assembly; and
the impeller is rotatably arranged in the middle of the filter disc, and the rotating shaft of the impeller penetrates through the filter disc and is connected with the conveying assembly.
Further, preferably, a discharge opening is formed in one side of the connecting cylinder and used for discharging the particle impurities conveyed by the conveying assembly, and an inclined discharge surface is formed at the bottom of the discharge opening and is convenient for discharging the particle impurities;
and, a conveying space is arranged in the connecting cylinder, and the conveying assembly can rotate in the conveying space.
Further, preferably, a feed port is reserved between the filter disc and the conveying assembly, and the feed port is communicated with the conveying space;
and, the filter disc is the arc disc, is convenient for particle impurity to the feed inlet removal, and after liquid flow passed the filter disc, can drive the impeller and rotate.
Further, preferably, the conveying assembly includes:
the conveying cylinder is rotatably arranged in the conveying space by adopting a rotating wall;
the spiral blade is fixed on the outer wall of the conveying cylinder;
three fixing rods are circumferentially arranged, one end of each fixing rod is fixed on the rotating shaft of the impeller, and the other end of each fixing rod is fixed on the inner wall of the conveying cylinder; and
and the cleaning brush is fixed at the bottom of the fixed rod.
Further, it is preferred, the width of spiral leaf is the same with the distance between transport section of thick bamboo and the transport space, just spiral leaf bottom initial position is provided with the spigot surface, the entering of granule impurity of being convenient for, the fixed surface of spiral leaf has anti-skidding line, is convenient for to the transport of granule impurity.
Further, preferably, the top of dead lever is seted up the conical surface for prevent piling up of liquid, the brush cleaner is flexible brush, and it arranges according to the radian of filter disc for clean filter disc surface particle impurity.
A method for regulating and controlling the growth of sand-cultured tomatoes by coupling water and fertilizer comprises the following steps:
s1, firstly installing a regulation and control device, installing an inductor in sandy soil for cultivating tomatoes, monitoring water and liquid fertilizer in the sandy soil in real time, and transmitting data to monitoring equipment;
s2, starting a water pump when irrigation is started, and starting a control valve and a water supply system through monitoring equipment to enable water and liquid fertilizer to simultaneously enter an irrigation dropper to carry out drip irrigation on the roots of the tomatoes;
s3, closing the control valve and the water supply system, and respectively setting the water content in the sandy soil and the threshold value of the liquid fertilizer through the monitoring equipment;
s4, when moisture content is lower than the threshold value in the sandy soil, transmit signals to the monitoring equipment through the inductor to open the water supply system through the monitoring equipment and carry out moisture replenishment to the sandy soil, when liquid fertilizer content is lower than the threshold value in the sandy soil, open control valve and carry out the replenishment of liquid fertilizer, and all filter the granule impurity of its inside through filter assembly when carrying moisture and liquid fertilizer, avoid causing the jam to drip irrigation the pipe.
Wherein, when moisture and liquid fertilizer carried simultaneously, when the filter assembly, can also carry out slight stirring through the inside impeller of filter assembly, the integration of the liquid fertilizer of the moisture of being convenient for.
Compared with the prior art, the invention provides a device and a method for regulating and controlling the growth of sand-cultured tomatoes through water-fertilizer coupling, and the device and the method have the following beneficial effects:
in the invention, the filtered particle impurities can move to the periphery through the arc-shaped filter disc arranged in the filter assembly, so that the particle impurities can conveniently enter the conveying space, then the impeller can rotate through the flow of liquid, so that the conveying assembly synchronously rotates, the granular impurities are conveyed, the condition that the flow is reduced due to blockage of the filter disc is avoided, the filter disc can be cleaned through the cleaning brush, the granular impurities clamped in filter holes of the filter disc are discharged, the blockage condition of the filter disc is further reduced, and the upward conveying of the conveying assembly can prevent the liquid from flowing out when the particle impurities are conveyed, reduces the waste of resources, can also adjust the conveying speed through the output degree of the water pump, and can slightly stir the liquid manure when the impeller rotates, thereby improving the fusion degree of the liquid manure.
Drawings
FIG. 1 is a schematic overall view of a device for regulating and controlling the growth of sand-cultured tomatoes through water and fertilizer coupling;
FIG. 2 is a schematic diagram of a filter assembly of a device for regulating and controlling the growth of sand-cultured tomatoes by coupling water and fertilizer;
FIG. 3 is a schematic view of the inside of a filter assembly of a device for regulating and controlling the growth of sand-cultured tomatoes by coupling water and fertilizer;
in the figure: 1. a water pump; 2. a fertilizer barrel; 3. a control valve; 4. a water inlet pipe; 5. a water outlet pipe; 6. a filter assembly; 61. a connecting cylinder; 62. a delivery assembly; 63. a filter tray; 64. an impeller; 611. a connecting port; 612. a discharge outlet; 613. discharging the material surface; 621. a delivery cartridge; 622. helical leaves; 623. a guide surface; 624. a rotating wall; 625. fixing the rod; 626. cleaning with a brush; 627. and (4) feeding a material inlet.
Detailed Description
Referring to fig. 1 to 3, the present invention provides a technical solution: a device for regulating and controlling the growth of sand-cultured tomatoes through water and fertilizer coupling comprises:
the water pump 1 is fixed on a wall body;
the fertilizer barrel 2 is fixed on the wall body, is positioned on one side of the water pump 1 and is used for containing liquid fertilizer;
one end of the water inlet pipe 4 is installed at the input port of the water pump 1, the other end of the water inlet pipe is installed on a water supply system, the side wall of the water inlet pipe is communicated with the fertilizer barrel 2 through a fertilizer pipe, and a control valve 3 is fixed on the fertilizer pipe and used for controlling the inflow of liquid fertilizer;
one end of the water outlet pipe 5 is installed at the output port of the water pump 1, and the other end of the water outlet pipe is fixed with an irrigation dropper; and
and the filtering component 6 is arranged at the position, close to the water pump 1, of the water outlet pipe 5 and is used for filtering irrigation water and liquid fertilizer.
In this embodiment, control valve 3 and water supply system all with monitoring facilities electric connection, monitoring facilities can control valve 3 and water supply system through the inductor of installing in sandy soil.
It should be noted that the inductor installed in the sandy soil can detect the contents of moisture and liquid fertilizer in the sandy soil, thereby transmitting signals to the monitoring equipment, supplementing the sandy soil in time, providing sufficient water and fertilizer for the tomatoes and improving the growth efficiency of the tomatoes.
In the present embodiment, the filter assembly 6 includes:
a connecting cylinder 61, both ends of which are connected to the water outlet pipe 5 by a connecting port 611;
a delivery assembly 62 rotatably disposed inside the connecting cylinder 61 for delivering the liquid fertilizer and the granular impurities in the irrigation water;
a filter disc 63 fixed inside the connecting cylinder 61 and positioned below the conveying assembly 62; and
and the impeller 64 is rotatably arranged in the middle of the filter disc 63, and the rotating shaft of the impeller penetrates through the filter disc 63 and is connected with the conveying assembly 62.
In a preferred embodiment, a discharge opening 612 is formed at one side of the connecting cylinder 61 for discharging the particulate impurities conveyed by the conveying assembly 62, and an inclined discharge surface 613 is formed at the bottom of the discharge opening 612 for facilitating the discharge of the particulate impurities;
and, a conveying space is provided in the connecting cylinder 61, and the conveying assembly 62 can rotate in the conveying space.
In a preferred embodiment, a feeding hole 627 is reserved between the filter disc 63 and the conveying assembly 62, and the feeding hole 627 is communicated with the conveying space;
moreover, the filter disc 63 is an arc-shaped disc, which facilitates the movement of the particle impurities to the feed opening 627, and after the liquid flows through the filter disc 63, the impeller 64 can be driven to rotate.
That is to say, can make the granule impurity after filtering to remove all around through the arc filter disc 63 that sets up, it gets into the transport space from feed inlet 627 to be convenient for, and can make impeller 64 rotate through the flow of liquid to can slightly stir liquid manure when drive conveying assembly 62, improve the fusion degree of liquid manure.
As a preferred embodiment, the conveying assembly 62 includes:
a transfer cylinder 621 rotatably disposed in the transfer space using a rotary wall 624;
the spiral blade 622 is fixed on the outer wall of the conveying cylinder 621;
three fixing rods 625 are circumferentially arranged, one end of each fixing rod is fixed on the rotating shaft of the impeller 64, and the other end of each fixing rod is fixed on the inner wall of the conveying cylinder 621; and
and a cleaning brush 626 fixed to the bottom of the fixing rod 625.
As a preferred embodiment, the width of the spiral blade 622 is the same as the distance between the conveying cylinder 621 and the conveying space, a guide surface 623 is disposed at the starting position of the bottom end of the spiral blade 622 for facilitating the entry of the particle impurities, and an anti-slip texture is fixed on the surface of the spiral blade 622 for facilitating the conveyance of the particle impurities.
That is, the spiral blade 622 can prevent the liquid from flowing out when the particle impurities are conveyed, and the waste of resources is reduced.
In a preferred embodiment, the top of the fixing rod 625 is provided with a tapered surface for preventing accumulation of liquid, the cleaning brush 626 is a flexible brush, and the brush is arranged according to the radian of the filter disc 63 for cleaning particulate impurities on the surface of the filter disc 63, that is, the cleaning brush 626 can be arranged for cleaning the filter disc 63, so that particulate impurities stuck in the filter holes of the filter disc 63 are discharged, and the blockage of the filter disc is further reduced.
A method for regulating and controlling the growth of sand-cultured tomatoes by coupling water and fertilizer comprises the following steps:
s1, firstly installing a regulation and control device, installing an inductor in sandy soil for cultivating tomatoes, monitoring water and liquid fertilizer in the sandy soil in real time, and transmitting data to monitoring equipment;
s2, starting the water pump 1 when irrigation is started, and starting the control valve 3 and the water supply system through monitoring equipment to enable water and liquid fertilizer to simultaneously enter an irrigation dropper to carry out drip irrigation on the roots of the tomatoes;
s3, closing the control valve 3 and the water supply system, and respectively setting the water content in the sandy soil and the threshold value of the liquid fertilizer through monitoring equipment;
s4, when moisture content is less than the threshold value in the sand, transmit signal to monitoring facilities through the inductor to open water supply system through monitoring facilities and carry out moisture to sand and soil and supply, when liquid fertilizer content is less than the threshold value in the sand, open control valve 3 and carry out the replenishment of liquid fertilizer, and all filter the granule impurity of its inside through filter assembly 6 when carrying moisture and liquid fertilizer, avoid causing the jam to driping irrigation the pipe.
In addition, when moisture and liquid fertilizer are conveyed simultaneously, when passing through the filtering component 6, the impeller 64 in the filtering component 6 can be used for slightly stirring, so that the moisture and the liquid fertilizer can be conveniently mixed, and the absorption efficiency of the tomatoes is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims (10)

1. A water and fertilizer coupling regulation and control device for the growth of sand culture tomatoes is characterized in that: the method comprises the following steps:
the water pump (1) is fixed on the wall body;
the fertilizer barrel (2) is fixed on the wall body, is positioned on one side of the water pump (1) and is used for containing liquid fertilizer;
one end of the water inlet pipe (4) is installed at the input port of the water pump (1), the other end of the water inlet pipe is installed on a water supply system, the side wall of the water inlet pipe is communicated with the fertilizer barrel (2) through a fertilizer pipe, and a control valve (3) is fixed on the fertilizer pipe and used for controlling the inflow of liquid fertilizer;
one end of the water outlet pipe (5) is installed at the output port of the water pump (1), and the other end of the water outlet pipe is fixed with an irrigation dropper; and
and the filtering component (6) is arranged at the position, close to the water pump (1), of the water outlet pipe (5) and used for filtering irrigation water and liquid fertilizer.
2. The device for regulating and controlling the growth of the sand-cultured tomatoes by coupling water and fertilizer as claimed in claim 1, wherein: control valve (3) and water supply system all with monitoring facilities electric connection, monitoring facilities can control valve (3) and water supply system through the inductor of installing in sandy soil.
3. The device for regulating and controlling the growth of the sand-cultured tomatoes by coupling water and fertilizer as claimed in claim 1, wherein: the filter assembly (6) comprises:
the two ends of the connecting cylinder (61) are connected to the water outlet pipe (5) by adopting a connecting port (611);
a delivery assembly (62) rotatably disposed within the connecting cylinder (61) for delivering liquid fertilizer and particulate impurities within the irrigation water;
a filter disc (63) fixed inside the connecting cylinder (61) and located below the conveying assembly (62); and
the impeller (64) is rotatably arranged in the middle of the filter disc (63), and the rotating shaft of the impeller penetrates through the filter disc (63) and is connected with the conveying assembly (62).
4. The device and the method for regulating and controlling the growth of the sand-cultured tomatoes by coupling water and fertilizer according to claim 3, wherein the device comprises: a discharge opening (612) is formed in one side of the connecting cylinder (61) and used for discharging the particle impurities conveyed by the conveying assembly (62), and an inclined discharge surface (613) is formed in the bottom of the discharge opening (612) and is convenient for discharging the particle impurities;
and, a conveying space is arranged in the connecting cylinder (61), and the conveying assembly (62) can rotate in the conveying space.
5. The device for controlling the growth of the sand-cultured tomatoes by coupling water and fertilizer as claimed in claim 4, wherein: a feed port (627) is reserved between the filter disc (63) and the conveying assembly (62), and the feed port (627) is communicated with the conveying space;
and, the filter disc (63) is an arc disc, so that the particle impurities can move to the feed port (627), and when the liquid flows through the filter disc (63), the impeller (64) can be driven to rotate.
6. The device for controlling the growth of the sand-cultured tomatoes by coupling water and fertilizer as claimed in claim 5, wherein: the delivery assembly (62) comprises:
a delivery cylinder (621) rotatably disposed in the delivery space using a rotating wall (624);
the spiral blade (622) is fixed on the outer wall of the conveying cylinder (621);
three fixing rods (625) are circumferentially arranged, one end of each fixing rod is fixed on the rotating shaft of the impeller (64), and the other end of each fixing rod is fixed on the inner wall of the conveying cylinder (621); and
and the cleaning brush (626) is fixed at the bottom of the fixed rod (625).
7. The device for controlling the growth of the sand-cultured tomatoes by coupling water and fertilizer as claimed in claim 6, wherein: the width of spiral leaf (622) is the same with the distance between transport section of thick bamboo (621) and the transport space, just spiral leaf (622) bottom initial position is provided with spigot surface (623), the entering of granule impurity of being convenient for, the fixed surface of spiral leaf (622) has anti-skidding line, is convenient for to the transport of granule impurity.
8. The device for controlling the growth of the sand-cultured tomatoes by coupling water and fertilizer as claimed in claim 6, wherein: the top of dead lever (625) is seted up the conical surface for prevent piling up of liquid, sweeping brush (626) are flexible brush, and it arranges according to the radian of filter disc (63) for clean filter disc (63) surface particle impurity.
9. A method for regulating and controlling the growth of sand-cultured tomatoes by coupling water and fertilizer is characterized by comprising the following steps: the method comprises the following steps:
s1, firstly installing a regulation and control device, installing an inductor in sandy soil for cultivating tomatoes, monitoring water and liquid fertilizer in the sandy soil in real time, and transmitting data to monitoring equipment;
s2, starting a water pump (1) when irrigation is started, and starting a control valve (3) and a water supply system through monitoring equipment to enable water and liquid fertilizer to simultaneously enter an irrigation dropper to carry out drip irrigation on the root of the tomato;
s3, closing the control valve (3) and the water supply system, and respectively setting the water content in the sandy soil and the threshold value of the liquid fertilizer through monitoring equipment;
s4, when moisture content is less than the threshold value in the sandy soil, transmit signals to monitoring facilities through the inductor to open water supply system through monitoring facilities and carry out moisture replenishment to the sandy soil, when liquid fertilizer content is less than the threshold value in the sandy soil, open control flap (3) and carry out the replenishment of liquid fertilizer, and all filter the granule impurity of its inside through filtering component (6) when carrying moisture and liquid fertilizer, avoid causing the jam to driping irrigation the pipe.
10. The method for controlling the growth of sand-cultured tomatoes by coupling water and fertilizer according to claim 9, wherein the method comprises the following steps: when the moisture and the liquid fertilizer are simultaneously conveyed, the liquid fertilizer can be slightly stirred by an impeller (64) in the filter assembly (6) when passing through the filter assembly (6), so that the moisture and the liquid fertilizer are convenient to fuse.
CN202210005796.4A 2022-01-05 2022-01-05 Device and method for regulating and controlling growth of sand-cultured tomatoes through water-fertilizer coupling Active CN114342632B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1018370A1 (en) * 1999-01-07 2000-07-12 Franz Marx Apparatus for mechanical pre-treatment of sewage water
EP1944077A1 (en) * 2006-11-27 2008-07-16 Bucher Vaslin Device for preventing the formation of deposits at the entrance of tubular or capillary membranes of a tangential filtration module
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