CN108990622B - Hanging pipe and automatic vegetable greenhouse - Google Patents
Hanging pipe and automatic vegetable greenhouse Download PDFInfo
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- CN108990622B CN108990622B CN201810797855.XA CN201810797855A CN108990622B CN 108990622 B CN108990622 B CN 108990622B CN 201810797855 A CN201810797855 A CN 201810797855A CN 108990622 B CN108990622 B CN 108990622B
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- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/14—Greenhouses
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- 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
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
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- 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
- A01G31/00—Soilless cultivation, e.g. hydroponics
-
- 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
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
- A01G31/06—Hydroponic culture on racks or in stacked containers
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/12—Supports for plants; Trellis for strawberries or the like
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- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/14—Greenhouses
- A01G9/1423—Greenhouse bench structures
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- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
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- 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
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G2031/006—Soilless cultivation, e.g. hydroponics with means for recycling the nutritive solution
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
A suspension pipe comprises an outer pipe (9 a) and an inner pipe (92 a). The vegetable greenhouse is provided with the suspension pipe. The invention has the advantages of low cost, flexible application, long service life, stability and reliability, can effectively control the respiration and can realize the regulation and control of the plant temperature.
Description
Technical Field
The invention belongs to the field of agriculture, and particularly relates to a suspension pipe and an automatic vegetable greenhouse.
Background
The existing greenhouse plant organic matter control technology has the disadvantages of high price, short service life, complex design and a plurality of places needing improvement.
The intensity of plant respiration influences the retention of sugar in the plant body, influences the mouth feel, and is beneficial to the cultivation of vegetables if a system capable of controlling the plant respiration exists.
Disclosure of Invention
In order to solve the problems described in the technical background, the invention provides a hanging pipe and automatic vegetable greenhouse.
The present invention has the following technical contents.
1. A plant rack, characterized by: plant rack r5a is cylindrical, the bottom of plant rack r5a is located at the middle part of plant rack r5a, plant cavity 510a is arranged on the bottom, a large number of small holes 520a are arranged on the bottom of plant rack r5a, and liquid flow holes 530a are arranged on the lower side wall of plant rack r5a to prevent the structure of plant rack r5a from obstructing the flow of culture liquid r81 a.
2. A drop tube, comprising: comprises an outer tube 9a and an inner tube 92 a;
the outer tube 9a has an open end and a closed end 913a, the lumen 910a of the outer tube 9a has an opening at the open end, the lumen 910a of the outer tube 9a is closed at the closed end 913a, the sidewall of the outer tube 9a has a large number of micropores 911a arranged longitudinally, i.e., axially, and both ends of the micropores 911a are respectively communicated with the lumen 910a and the outside, the distance from the opening of the micropores 911a and the lumen 910a ' to the open end of the outer tube is greater than the distance from the opening point ' of the micropores 911a and the outer surface of the outer tube 9a ' to the open end of the outer tube;
the inner tube 92a has an inlet end and an outlet end, both of which are open, the lumen 920a of the inner tube 92a having a length less than the length of the lumen 910a of the outer tube 9 a;
the inner tube 92a is coaxial with the outer tube 9 a; the inlet end of the inner tube 92a is flush with the open end of the outer tube 1a and has a sealing connector 912a, that is, the inlet end of the inner tube 92a closes the open end of the outer tube 9a through the sealing connector 912a, the outlet end of the inner tube 92a is not blocked by the closed end 913a of the outer tube 9a because the length of the inner cavity 920a of the inner tube 92a is smaller than the length of the lumen 910a of the outer tube 9a, the liquid entering from the inlet end of the inner tube 92a can flow into the lumen 910a of the outer tube 9a through the outlet end of the inner tube 92a and then flow out through the micropores 911a, the higher the flow rate of the liquid entering from the inlet end of the inner tube 92a is, the higher the position of the liquid flowing out of the outer surface of the outer tube 9a from the micropores 911a of the outer tube 9a is, the higher the position of the liquid flowing out of the outer surface of the, therefore, the suspension pipe has two beneficial effects of controlling the overflow height by depending on the flow and controlling the dissolved oxygen by depending on the flow;
when the suspension pipe is used, the inlet end of the inner pipe 92a is upward, and the axis of the inner pipe 92a is parallel to the gravity line.
3. A suspension pipe according to claim 2, wherein: the flow control device connected with the inlet end of the inner tube 92a is a water control head 2a, the water control head 2a is provided with a through cavity 210a, a connecting part 230a and a plurality of liquid level holes 223a, 221a and 220a, the liquid level holes 223a, 221a and 220a are arranged in a straight line with the trend of two open ends of the through cavity 210a as the arrangement direction, one end openings of the liquid level holes 223a, 221a and 220a are positioned on the cavity surface of the through cavity 210a, and the other end openings are positioned on the outer surface of the water control head 2 a; the water control head 2a is used for controlling the flow rate, the flow rate of the water control head 2a is mainly controlled by the liquid level of the liquid environment, and the higher the liquid level is, the more liquid level holes 223a, 221a and 220a are submerged, and the larger the flow rate of the through cavity 210a is.
4. A pipe hanger as claimed in claim 2 or 3, wherein: the temperature of the culture liquid r81a flowing through the suspension tube was controlled.
5. A pipe hanger as claimed in claim 2 or 3, wherein: the tube body is cylindrical.
6. A pipe hanger as claimed in claim 2 or 3, wherein: the micropores 911a are circular holes.
7. A pipe hanger as claimed in claim 2 or 3, wherein: the inlet end of the inner tube 92a has a connecting structure.
8. A pipe hanger as claimed in claim 2 or 3, wherein: is made of hard materials.
9. An automatic control system for plant respiration is characterized in that: comprises a suspension pipe, a water control head 2a, a high-level liquid tank r3a, a low-level liquid tank r8a, a plant shelf r5a, a first pipeline b1a, a first water pump s1a, a second water pump s2a, a third pipeline s3a, a culture solution valve f1a, a control liquid tank r9a, a high-level liquid level sensor 43a, a low-level liquid level sensor 48a and a support 7 a;
the suspension pipe comprises an outer pipe 9a and an inner pipe 92a, the outer pipe 9a of the suspension pipe has an open end and a closed end 913a, a lumen 910a of the outer pipe 9a of the suspension pipe has an opening at the open end, the lumen 910a of the outer pipe 9a of the suspension pipe is closed at the closed end 913a, the outer pipe 9a of the suspension pipe has a plurality of micropores 911a on a side wall thereof, the micropores 911a are longitudinally arranged, i.e. axially arranged, both ends of the micropores 911a are respectively communicated with the lumen 910a and the outside, the distance from the opening of the micropores 911a to the open end of the outer pipe is larger than the distance from the opening point of the micropores 911a to the outer surface of the outer pipe 9a to the open end of the outer pipe, the inner pipe 92a of the suspension pipe has an inlet end and an outlet end, both the inlet end and the outlet end of the inner pipe 92a of the suspension pipe are open, the length of an inner cavity 920a of the inner, the inner tube 92a of the suspension tube is coaxial with the outer tube 9a, the inlet end of the inner tube 92a of the suspension tube is flush with the open end of the outer tube 9a and has a sealing connector 912a, that is, the inlet end of the inner tube 92a closes the open end of the outer tube 9a through the sealing connector 912a, the outlet end of the inner tube 92a is not blocked by the closed end 913a of the outer tube 9a because the length of the inner cavity 920a of the inner tube 92a is less than the length of the lumen 910a of the outer tube 9a, the liquid entering from the inlet end of the inner tube 92a can flow into the lumen 910a of the outer tube 9a through the outlet end of the inner tube 92a and then flow out through the micropores 911a, the larger the flow rate of the liquid entering from the inlet end of the inner tube 92a is, the position of the liquid flowing out of the outer surface of the outer tube 9a from the micropores 911a of the outer tube 9a is higher, and the higher the position of the liquid flowing out of the Therefore, the suspension pipe has two beneficial effects of controlling the overflow height by depending on flow control and controlling the dissolved oxygen by depending on flow control;
the water control head 2a is provided with a through cavity 210a, a connecting part 230a and a plurality of liquid level holes 223a, 221a and 220a, the liquid level holes 223a, 221a and 220a are linearly arranged by taking the trend of two open ends of the through cavity 210a as the arrangement direction, one end openings of the liquid level holes 223a, 221a and 220a are positioned on the cavity surface of the through cavity 210a, and the other end openings are positioned on the outer surface of the water control head 2 a; the water control head 2a is used for controlling the flow, the flow of the water control head 2a is mainly controlled by the liquid level of the environment where the culture solution r81a is located, the higher the liquid level is, the more liquid level holes 223a, 221a and 220a are submerged, and the larger the flow of the through cavity 210a is;
the water control head 2a is positioned inside the high-position liquid tank r3a, the hanging pipe is positioned outside the lower part of the high-position liquid tank r3a, the water control head 2a is connected with the hanging pipe through a connecting part 230a, and the through cavity 210a of the water control head 2a is communicated with the inner cavity 920a of the inner pipe of the hanging pipe through the inlet end of the inner pipe of the hanging pipe; the flow of the water control head 2a can be controlled by controlling the depth of the culture solution r81a in the cavity of the high-level liquid tank r3a, and the discharge height of the culture solution r81a of the suspension pipe can be controlled by controlling the flow of the water control head 2a, so that the discharge height and the discharge flow of the culture solution r81a of the suspension pipe can be controlled by controlling the depth of the culture solution r81a in the cavity of the high-level liquid tank r3 a;
the plant rack r5a is cylindrical, the bottom of the plant rack r5a is positioned at the middle section of the plant rack r5a, a plant cavity 510a is arranged above the bottom, a large number of small holes 520a are formed in the bottom of the plant rack r5a, and a liquid flow hole 530a is formed in the side wall of the lower part of the plant rack r5a so as to prevent the structure of the plant rack r5a from obstructing the flow of culture liquid r81 a;
the plant shelf r5a has a water permeable effect, when the culture solution r81a flows through the plant shelf r5a, most of the culture solution r81a flows away, the plant shelf r5a is used as a bracket for planting the plant z0a, the root of the plant z0a placed on the bracket is exposed under the suspension pipe, the culture solution r81a discharged through the suspension pipe can flow through the root of the plant z0a to form a culture solution r81a film, and the requirement of the plant root for absorbing oxygen can be met;
plant stand r5a is located below the lower end of the suspension tube;
one end of the support 7a is connected with the ground e1a, and a connection 73a is arranged between the other end of the support and the high-level liquid tank r3a, and the high-level liquid tank r3a maintains the height through the support 7 a;
the plant rack r5a is positioned in the low-level liquid tank r8a, the plant rack r5a bears the lowest level position of the opening part of the cavity of the low-level liquid tank r8a at the root part of the plant z0a, and the culture solution r81a flowing through the plant rack r5a through a suspension pipe flows into the low-level liquid tank r8 a;
one end of the first pipeline b1a is communicated with the cavity of the low-level liquid tank r8a, and the other end is communicated with the high-level liquid tank r3a, and the first water pump s1a can convey the culture solution r81a in the cavity of the low-level liquid tank r8a to the cavity of the high-level liquid tank r3a through the first pipeline b1 a; then the culture solution r81a is discharged through a water control head 2a and a suspension pipe, flows through a plant rack r5a and enters a low-level liquid tank r8a to form circulation;
one end of the third pipeline s3a is communicated with the cavity of the low-level liquid tank r8a, the other end is communicated with the control liquid tank r9a, the second water pump s2a and the culture solution valve f1a are positioned on the path of the third pipeline s3a, and the culture solution valve f1a can switch the two states of blocking and developing of the third pipeline s3 a; the second water pump s2a can convey the culture solution r81a in the cavity of the low-level liquid tank r8a to the control liquid tank r9a through the third pipeline s3 a; the control liquid tank r9a is used for controlling the depth of the low-level liquid tank r8a by temporarily storing the culture liquid r81a, the liquid level of the culture liquid r81a in the low-level liquid tank r8a can be reduced by using the second water pump s2a to drive the culture liquid r81a in the low-level liquid tank r8a to the control liquid tank r9a under the condition that the third pipeline s3a of the culture liquid valve f1a is opened, so that the root of the plant z0a is prevented from being submerged by the culture liquid r81 6862 in the low-level liquid tank r8, the culture liquid r81a discharged from the suspension pipe can form a liquid film on the root of the plant z0a, if the culture liquid valve f1a is opened but the second water pump s2a does not drive the culture liquid r a from the low-level liquid tank r8a to the control liquid tank r9a, the culture liquid r81 in the control liquid tank a can flow into the low-level r8a through the third pipeline s3, the root of the plant respiration liquid tank a can be prevented from rising, and the root of the plant z a in the control liquid tank a;
the high-level liquid level sensor 43a is used for monitoring the liquid level of the high-level liquid tank r3 a;
the low liquid level sensor 48a is used for monitoring the liquid level of the low liquid tank r8 a;
the refrigerator k3a can reduce the temperature of the culture liquid r81a in the low-level liquid tank r8a, and after the temperature of the low-level liquid tank r8a is reduced, the culture liquid r81a in the cavity of the low-level liquid tank r8a is conveyed into the cavity of the high-level liquid tank r3a through a first pipeline b1a by a first water pump s1 a; then the culture solution r81a is discharged through a water control head 2a and a suspension pipe, flows through a plant rack r5a and enters a low-level liquid tank r8a to form circulation; at this time, the flow rate of the first water pump s1a is controlled to increase the discharge height of the hanging pipe, so that the low-temperature culture solution r81a can be rapidly discharged onto the plant z0a, the plant z0a can be rapidly cooled, and the respiration effect is reduced, and it is noted that the problem of the culture solution r81a should be controlled in a reasonable range, and the temperature cannot be too low to prevent the plant z0a from being frostbitten;
plant z0a is a vine such as but not limited to cucumber, sweet potato, lentil; the invention is also suitable for the planting of vines, the stems z2a of which are wound on hanging tubes according to the climbing habit of the vines.
And a heating device k2a capable of raising the temperature of a culture solution r81a in the low-level liquid tank r8a is further included, and the plant z0a can be kept warm by the culture solution r81a which circularly flows under the extremely cold condition.
The ultrasonic degasser k1a can degas the culture solution r81a in the low-level liquid tank r8a, and the ultrasonic degasser k1a can degas the culture solution r81a in the low-level liquid tank r8a by utilizing the cavitation of ultrasonic waves so as to reduce the concentration of oxygen contained in the culture solution r81a in the low-level liquid tank r8a and inhibit the respiration.
Also comprises a temperature sensor v1a for monitoring the temperature of a culture solution r81a in the low-level liquid tank r8 a;
also comprises a hydrometer n1a for detecting the specific gravity of the culture solution r81a in the low-level liquid tank r8 a;
the device also comprises a control module, wherein the control module controls a culture solution valve f1a, a first water pump s1a, a second water pump s2a, an ultrasonic degasser k1a, a heating device k2a and a refrigerating device k3 a; the high level liquid level sensor 43a provides a liquid level height parameter of the high level liquid tank r3a for the control module; the low level liquid level sensor 48a provides the control module with the liquid level height parameter of the low level liquid tank r8 a; the hydrometer n1a provides the proportion of the culture solution r81a in the low-level liquid groove r8a for the control module; the operation of suppressing respiration is generally used when the light is low, and the specific operation of the control module can be easily implemented by those skilled in the art without further description.
10. Automatic change vegetable greenhouse, its characterized in that: the technical solution described in any of the technical contents 1 to 9.
Technical content description and its advantageous effects.
The invention has the advantages of low cost, flexible application, long service life, stability and reliability, can effectively control the respiration and can realize the regulation and control of the plant temperature.
Drawings
Fig. 1 is a schematic diagram of plant shelf r5a in example 1, plant shelf r5a is cylindrical, the bottom of plant shelf r5a is located at the middle part of plant shelf r5a, plant shelf r5a has a large number of small holes 520a on the bottom, and plant shelf r5a has liquid flow holes 530a at the lower end to prevent the structure of plant shelf r5a from obstructing the flow of culture liquid r81 a.
FIG. 2 is a schematic view showing an inner tube 92a of the suspension tube according to example 1, a is a longitudinal sectional view, and b is a schematic view showing a section N-N shown in a.
FIG. 3 is a schematic view showing an outer tube 9a of a suspension tube according to example 1, a being a longitudinal section, B being a schematic view of a section A-A shown in a, and B being a schematic view of a section B-B shown in a.
FIG. 4 is a schematic view of a suspension tube according to example 1, wherein a is a longitudinal sectional view, B is a schematic view of a section A-A shown in a, and B is a schematic view of a section B-B shown in a.
Fig. 5 is a schematic view of a water control head 2a of embodiment 1, a is a longitudinal sectional view, b is a schematic view of a section C-C in a, and 230a is a coupling part having a screw thread.
FIG. 6 is a schematic diagram of the embodiment example 1, in which a fork drawn at the control end of the culture liquid valve f1a represents the occlusion of the culture liquid valve f1 a; opening the culture solution valve f1a without starting the second water pump s2a, then controlling the culture solution r81a in the liquid tank r9a to flow into the low-level liquid tank r8a through the third pipeline s3a, so that the liquid level in the low-level liquid tank r8a rises to submerge the root z1a of the plant z0a, and the respiration of the plant root is weakened relative to the state that the culture solution r81a forms a water film on the plant root; z3a is a plant leaf; z2a is the stem of a plant; 52a are seal rings.
FIG. 7 is a schematic diagram of a control system for implementing example 1, wherein a control module controls a culture solution valve f1a, a first water pump s1a, a second water pump s2a, an ultrasonic degasser k1a, a heating device k2a and a refrigerating device k3 a; the high level liquid level sensor 43a provides a liquid level height parameter of the high level liquid tank r3a for the control module; the low level sensor 48a provides the control module with a level height parameter for the low level tank r8 a.
Detailed description of the preferred embodiment
The present invention will be described below with reference to examples.
Example 1, as shown in fig. 1 to 7, an automated control system for respiration of plants, characterized in that: comprises a suspension pipe, a water control head 2a, a high-level liquid tank r3a, a low-level liquid tank r8a, a plant shelf r5a, a first pipeline b1a, a first water pump s1a, a second water pump s2a, a third pipeline s3a, a culture solution valve f1a, a control liquid tank r9a, a high-level liquid level sensor 43a, a low-level liquid level sensor 48a and a support 7 a;
the suspension pipe comprises an outer pipe 9a and an inner pipe 92a, the outer pipe 9a of the suspension pipe has an open end and a closed end 913a, a lumen 910a of the outer pipe 9a of the suspension pipe has an opening at the open end, the lumen 910a of the outer pipe 9a of the suspension pipe is closed at the closed end 913a, the outer pipe 9a of the suspension pipe has a plurality of micropores 911a on a side wall thereof, the micropores 911a are longitudinally arranged, i.e. axially arranged, both ends of the micropores 911a are respectively communicated with the lumen 910a and the outside, the distance from the opening of the micropores 911a to the open end of the outer pipe is larger than the distance from the opening point of the micropores 911a to the outer surface of the outer pipe 9a to the open end of the outer pipe, the inner pipe 92a of the suspension pipe has an inlet end and an outlet end, both the inlet end and the outlet end of the inner pipe 92a of the suspension pipe are open, the length of an inner cavity 920a of the inner, the inner tube 92a of the suspension tube is coaxial with the outer tube 9a, the inlet end of the inner tube 92a of the suspension tube is flush with the open end of the outer tube 9a and has a sealing connector 912a, that is, the inlet end of the inner tube 92a closes the open end of the outer tube 9a through the sealing connector 912a, the outlet end of the inner tube 92a is not blocked by the closed end 913a of the outer tube 9a because the length of the inner cavity 920a of the inner tube 92a is less than the length of the lumen 910a of the outer tube 9a, the liquid entering from the inlet end of the inner tube 92a can flow into the lumen 910a of the outer tube 9a through the outlet end of the inner tube 92a and then flow out through the micropores 911a, the larger the flow rate of the liquid entering from the inlet end of the inner tube 92a is, the position of the liquid flowing out of the outer surface of the outer tube 9a from the micropores 911a of the outer tube 9a is higher, and the higher the position of the liquid flowing out of the Therefore, the suspension pipe has two beneficial effects of controlling the overflow height by depending on flow control and controlling the dissolved oxygen by depending on flow control;
the water control head 2a is provided with a through cavity 210a, a connecting part 230a and a plurality of liquid level holes 223a, 221a and 220a, the liquid level holes 223a, 221a and 220a are linearly arranged by taking the trend of two open ends of the through cavity 210a as the arrangement direction, one end openings of the liquid level holes 223a, 221a and 220a are positioned on the cavity surface of the through cavity 210a, and the other end openings are positioned on the outer surface of the water control head 2 a; the water control head 2a is used for controlling the flow, the flow of the water control head 2a is mainly controlled by the liquid level of the environment where the culture solution r81a is located, the higher the liquid level is, the more liquid level holes 223a, 221a and 220a are submerged, and the larger the flow of the through cavity 210a is;
the water control head 2a is positioned inside the high-position liquid tank r3a, the hanging pipe is positioned outside the lower part of the high-position liquid tank r3a, the water control head 2a is connected with the hanging pipe through a connecting part 230a, and the through cavity 210a of the water control head 2a is communicated with the inner cavity 920a of the inner pipe of the hanging pipe through the inlet end of the inner pipe of the hanging pipe; the flow of the water control head 2a can be controlled by controlling the depth of the culture solution r81a in the cavity of the high-level liquid tank r3a, and the discharge height of the culture solution r81a of the suspension pipe can be controlled by controlling the flow of the water control head 2a, so that the discharge height and the discharge flow of the culture solution r81a of the suspension pipe can be controlled by controlling the depth of the culture solution r81a in the cavity of the high-level liquid tank r3 a;
the plant rack r5a is cylindrical, the bottom of the plant rack r5a is positioned at the middle section of the plant rack r5a, a plant cavity 510a is arranged above the bottom, a large number of small holes 520a are formed in the bottom of the plant rack r5a, and a liquid flow hole 530a is formed in the side wall of the lower part of the plant rack r5a so as to prevent the structure of the plant rack r5a from obstructing the flow of culture liquid r81 a;
the plant shelf r5a has a water permeable effect, when the culture solution r81a flows through the plant shelf r5a, most of the culture solution r81a flows away, the plant shelf r5a is used as a bracket for planting the plant z0a, the root of the plant z0a placed on the bracket is exposed under the suspension pipe, the culture solution r81a discharged through the suspension pipe can flow through the root of the plant z0a to form a culture solution r81a film, and the requirement of the plant root for absorbing oxygen can be met;
plant stand r5a is located below the lower end of the suspension tube;
one end of the support 7a is connected with the ground e1a, and a connection 73a is arranged between the other end of the support and the high-level liquid tank r3a, and the high-level liquid tank r3a maintains the height through the support 7 a;
the plant rack r5a is positioned in the low-level liquid tank r8a, the plant rack r5a bears the lowest level position of the opening part of the cavity of the low-level liquid tank r8a at the root part of the plant z0a, and the culture solution r81a flowing through the plant rack r5a through a suspension pipe flows into the low-level liquid tank r8 a;
one end of the first pipeline b1a is communicated with the cavity of the low-level liquid tank r8a, and the other end is communicated with the high-level liquid tank r3a, and the first water pump s1a can convey the culture solution r81a in the cavity of the low-level liquid tank r8a to the cavity of the high-level liquid tank r3a through the first pipeline b1 a; then the culture solution r81a is discharged through a water control head 2a and a suspension pipe, flows through a plant rack r5a and enters a low-level liquid tank r8a to form circulation;
one end of the third pipeline s3a is communicated with the cavity of the low-level liquid tank r8a, the other end is communicated with the control liquid tank r9a, the second water pump s2a and the culture solution valve f1a are positioned on the path of the third pipeline s3a, and the culture solution valve f1a can switch the two states of blocking and developing of the third pipeline s3 a; the second water pump s2a can convey the culture solution r81a in the cavity of the low-level liquid tank r8a to the control liquid tank r9a through the third pipeline s3 a; the control liquid tank r9a is used for controlling the depth of the low-level liquid tank r8a by temporarily storing the culture liquid r81a, the liquid level of the culture liquid r81a in the low-level liquid tank r8a can be reduced by using the second water pump s2a to drive the culture liquid r81a in the low-level liquid tank r8a to the control liquid tank r9a under the condition that the third pipeline s3a of the culture liquid valve f1a is opened, so that the root of the plant z0a is prevented from being submerged by the culture liquid r81 6862 in the low-level liquid tank r8, the culture liquid r81a discharged from the suspension pipe can form a liquid film on the root of the plant z0a, if the culture liquid valve f1a is opened but the second water pump s2a does not drive the culture liquid r a from the low-level liquid tank r8a to the control liquid tank r9a, the culture liquid r81 in the control liquid tank a can flow into the low-level r8a through the third pipeline s3, the root of the plant respiration liquid tank a can be prevented from rising, and the root of the plant z a in the control liquid tank a;
the high-level liquid level sensor 43a is used for monitoring the liquid level of the high-level liquid tank r3 a;
the low liquid level sensor 48a is used for monitoring the liquid level of the low liquid tank r8 a;
the refrigerator k3a can reduce the temperature of the culture liquid r81a in the low-level liquid tank r8a, and after the temperature of the low-level liquid tank r8a is reduced, the culture liquid r81a in the cavity of the low-level liquid tank r8a is conveyed into the cavity of the high-level liquid tank r3a through a first pipeline b1a by a first water pump s1 a; then the culture solution r81a is discharged through a water control head 2a and a suspension pipe, flows through a plant rack r5a and enters a low-level liquid tank r8a to form circulation; at this time, the flow rate of the first water pump s1a is controlled to increase the discharge height of the hanging pipe, so that the low-temperature culture solution r81a can be rapidly discharged onto the plant z0a, the plant z0a can be rapidly cooled, and the respiration effect is reduced, and it is noted that the problem of the culture solution r81a should be controlled in a reasonable range, and the temperature cannot be too low to prevent the plant z0a from being frostbitten;
plant z0a is a vine such as but not limited to cucumber, sweet potato, lentil; the invention is also suitable for the planting of vines, the stems z2a of which are wound on hanging tubes according to the climbing habit of the vines.
And a heating device k2a capable of raising the temperature of a culture solution r81a in the low-level liquid tank r8a is further included, and the plant z0a can be kept warm by the culture solution r81a which circularly flows under the extremely cold condition.
The ultrasonic degasser k1a can degas the culture solution r81a in the low-level liquid tank r8a, and the ultrasonic degasser k1a can degas the culture solution r81a in the low-level liquid tank r8a by utilizing the cavitation of ultrasonic waves so as to reduce the concentration of oxygen contained in the culture solution r81a in the low-level liquid tank r8a and inhibit the respiration.
Also comprises a temperature sensor v1a for monitoring the temperature of a culture solution r81a in the low-level liquid tank r8 a;
also comprises a hydrometer n1a for detecting the specific gravity of the culture solution r81a in the low-level liquid tank r8 a;
the device also comprises a control module, wherein the control module controls a culture solution valve f1a, a first water pump s1a, a second water pump s2a, an ultrasonic degasser k1a, a heating device k2a and a refrigerating device k3 a; the high level liquid level sensor 43a provides a liquid level height parameter of the high level liquid tank r3a for the control module; the low level liquid level sensor 48a provides the control module with the liquid level height parameter of the low level liquid tank r8 a; the hydrometer n1a provides the proportion of the culture solution r81a in the low-level liquid groove r8a for the control module; the operation of suppressing respiration is generally used when the light is low, and the specific operation of the control module can be easily implemented by those skilled in the art without further description.
Embodiment example 2, automatic vegetable greenhouse, its characterized in that: the technical scheme of the embodiment 1 is adopted.
The rest of the description is not detailed in the prior art or common general knowledge.
Claims (2)
1. A drop tube, comprising: comprises an outer tube (9 a) and an inner tube (92 a);
the outer tube (9 a) is provided with an open end and a closed end (913 a), the lumen (910 a) of the outer tube (9 a) is provided with an opening at the open end, the lumen (910 a) of the outer tube (9 a) is closed at the closed end (913 a), the side wall of the outer tube (9 a) is provided with a large number of micropores (911 a) which are longitudinally arranged, namely axially arranged, the two ends of the micropores (911 a) are respectively communicated with the lumen (910 a) and the outside, and the distance between the micropores (911 a) and the opening of the lumen (910 a) and the opening end of the outer tube is larger than the distance between the micropores (911 a) and the opening point' of the outer surface of the outer tube (9 a) and the opening end of;
the inner tube (92 a) has an inlet end and an outlet end, both of which are open, the length of the lumen (920 a) of the inner tube (92 a) being smaller than the length of the lumen (910 a) of the outer tube (9 a);
the inner tube (92 a) is coaxial with the outer tube (9 a); the inlet end of the inner tube (92 a) is flush with the open end of the outer tube (9 a) and is provided with a sealing connector (912 a), namely the inlet end of the inner tube (92 a) closes the open end of the outer tube (9 a) through the sealing connector (912 a), the length of the inner cavity (920 a) of the inner tube (92 a) is smaller than the length of the lumen (910 a) of the outer tube (9 a), so the outlet end of the inner tube (92 a) is not blocked by the closed end (913 a) of the outer tube (9 a), the liquid entering from the inlet end of the inner tube (92 a) can flow into the lumen (910 a) of the outer tube (9 a) through the outlet end of the inner tube (92 a) and then flow out through the micropores (911 a), the larger the flow rate of the liquid entering from the inlet end of the inner tube (92 a), the higher the position of the liquid flowing out of the outer surface of the outer tube (9 a) from the micropores (911 a, the higher the position of the liquid flowing out of the outer surface of the outer pipe (9 a) from the micropores (911 a) of the outer pipe (9 a), the larger the liquid film formed on the surface of the outer pipe (9 a) by the liquid, and the more the dissolved oxygen of the liquid, so the suspension pipe has two beneficial effects of controlling the overflow height by means of flow control and controlling the dissolved oxygen by means of flow control;
when the suspension pipe is used, the inlet end of the inner pipe (92 a) is required to be upward, and the axis of the inner pipe (92 a) is parallel to the gravity line for use;
the flow control device connected with the inlet end of the inner pipe (92 a) is a water control head (2 a), the water control head (2 a) is provided with a through cavity (210 a), a connecting part (230 a) and a plurality of liquid level holes (223 a, 221a and 220 a), the liquid level holes (223 a, 221a and 220 a) are linearly arranged by taking the trend of two open ends of the through cavity (210 a) as the arrangement direction, one end openings of the liquid level holes (223 a, 221a and 220 a) are positioned on the cavity surface of the through cavity (210 a), and the other end openings are positioned on the outer surface of the water control head (2 a); the water control head (2 a) is used for controlling the flow, the flow of the water control head (2 a) is mainly controlled by the liquid level of the liquid environment, the higher the liquid level is, the more liquid level holes (223 a, 221a and 220 a) are submerged, and the larger the flow of the through cavity (210 a) is;
the temperature of the culture solution (r 81 a) flowing through the suspension tube is controlled;
the tube body is cylindrical;
the micropores (911 a) are round holes;
the inlet end of the inner tube (92 a) has a connecting structure; is made of hard materials.
2. Automatic change vegetable greenhouse, its characterized in that: a hanger tube as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810797855.XA CN108990622B (en) | 2016-01-25 | 2016-01-25 | Hanging pipe and automatic vegetable greenhouse |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810797855.XA CN108990622B (en) | 2016-01-25 | 2016-01-25 | Hanging pipe and automatic vegetable greenhouse |
| CN201610044083.3A CN105684865B (en) | 2016-01-25 | 2016-01-25 | A kind of plant frame, plant soil-less culturing system, automatic vegetable greenhouse |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610044083.3A Division CN105684865B (en) | 2016-01-25 | 2016-01-25 | A kind of plant frame, plant soil-less culturing system, automatic vegetable greenhouse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108990622A CN108990622A (en) | 2018-12-14 |
| CN108990622B true CN108990622B (en) | 2020-10-16 |
Family
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Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810797855.XA Active CN108990622B (en) | 2016-01-25 | 2016-01-25 | Hanging pipe and automatic vegetable greenhouse |
| CN201610044083.3A Expired - Fee Related CN105684865B (en) | 2016-01-25 | 2016-01-25 | A kind of plant frame, plant soil-less culturing system, automatic vegetable greenhouse |
| CN201810800832.XA Active CN108990623B (en) | 2016-01-25 | 2016-01-25 | Hanging pipe and automatic vegetable greenhouse |
| CN201810800862.0A Active CN108990624B (en) | 2016-01-25 | 2016-01-25 | Hanging pipe and automatic vegetable greenhouse |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610044083.3A Expired - Fee Related CN105684865B (en) | 2016-01-25 | 2016-01-25 | A kind of plant frame, plant soil-less culturing system, automatic vegetable greenhouse |
| CN201810800832.XA Active CN108990623B (en) | 2016-01-25 | 2016-01-25 | Hanging pipe and automatic vegetable greenhouse |
| CN201810800862.0A Active CN108990624B (en) | 2016-01-25 | 2016-01-25 | Hanging pipe and automatic vegetable greenhouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN108990622B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108990622B (en) * | 2016-01-25 | 2020-10-16 | 永康市美乐工具有限公司 | Hanging pipe and automatic vegetable greenhouse |
| CN109964804B (en) * | 2019-04-19 | 2023-06-23 | 王康杰 | Three-layer sleeve type aerial root plant self-pressure water supply three-dimensional cultivation method and device |
| CN114946628B (en) * | 2022-06-06 | 2023-07-07 | 常州机电职业技术学院 | Intelligent green plant cultivation system and working method thereof |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2295693A1 (en) * | 1974-12-28 | 1976-07-23 | Tatemoto Jirou | METHOD AND DEVICE FOR HYDROPONIC CULTURE |
| JPS60191162U (en) * | 1984-05-30 | 1985-12-18 | 野老 寅之助 | hydroponic cultivation equipment |
| JPS63296631A (en) * | 1987-05-29 | 1988-12-02 | Matsushita Electric Ind Co Ltd | Oxygen feeder for solution culture apparatus |
| JPH05240154A (en) * | 1992-03-02 | 1993-09-17 | Osaka Prefecture | Submergible pump with bubble nozzle |
| CN2404328Y (en) * | 1999-09-23 | 2000-11-08 | 齐跃明 | Apparatus for vertical cultivation of crops |
| JP4110157B2 (en) * | 2004-12-14 | 2008-07-02 | 寿雄 福山 | Variable space effective utilization type cultivation method |
| JP4358779B2 (en) * | 2005-04-28 | 2009-11-04 | 関西電力株式会社 | High concentration oxygen bubble water supply device and plant cultivation device using the same |
| CN101803560B (en) * | 2010-05-05 | 2012-05-23 | 谭卓南 | Water ploughing system for culturing vegetable and application thereof |
| CN202056368U (en) * | 2011-03-25 | 2011-11-30 | 谢士圣 | Water-yield adjustable water saving valve |
| JP5725627B2 (en) * | 2013-05-02 | 2015-05-27 | 地方独立行政法人大阪府立環境農林水産総合研究所 | Plant growth environment controller |
| WO2015123587A1 (en) * | 2014-02-13 | 2015-08-20 | Fred Collins | Light-weight modular adjustable vertical hydroponic growing system and method |
| TWI523604B (en) * | 2014-04-10 | 2016-03-01 | han-yi Cai | External siphon structure |
| CN104285718B (en) * | 2014-10-28 | 2016-06-08 | 张卫军 | Eremophyte cultivating container |
| CN204560410U (en) * | 2015-02-06 | 2015-08-19 | 广西壮族自治区农业科学院蔬菜研究所 | Bine cultivation frame |
| CN204540088U (en) * | 2015-04-07 | 2015-08-12 | 北京中农美景温室工程技术有限公司 | Column cultivation system |
| CN104920178A (en) * | 2015-05-29 | 2015-09-23 | 余启佳 | Soilless flowering cabbage planting method |
| CN204762439U (en) * | 2015-07-13 | 2015-11-18 | 王梦莹 | Normalized planting device of three -dimensional pipeline slight irrigation vegetables |
| CN108990622B (en) * | 2016-01-25 | 2020-10-16 | 永康市美乐工具有限公司 | Hanging pipe and automatic vegetable greenhouse |
-
2016
- 2016-01-25 CN CN201810797855.XA patent/CN108990622B/en active Active
- 2016-01-25 CN CN201610044083.3A patent/CN105684865B/en not_active Expired - Fee Related
- 2016-01-25 CN CN201810800832.XA patent/CN108990623B/en active Active
- 2016-01-25 CN CN201810800862.0A patent/CN108990624B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108990622A (en) | 2018-12-14 |
| CN105684865A (en) | 2016-06-22 |
| CN108990624A (en) | 2018-12-14 |
| CN108990624B (en) | 2020-10-16 |
| CN108990623A (en) | 2018-12-14 |
| CN105684865B (en) | 2018-08-28 |
| CN108990623B (en) | 2020-10-23 |
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Effective date of registration: 20200918 Address after: 321300 Changlong Industrial Zone, 4th Road, Longshan Town, Yongkang City, Jinhua City, Zhejiang Province Applicant after: Yongkang Meile Tools Co.,Ltd. Address before: Room a910, 9 / F, building a, No. 369, Internet of things street, Xixing street, Binjiang District, Hangzhou City, Zhejiang Province Applicant before: Hangzhou Wangzhi Xinchuang Information Technology Research Co.,Ltd. Effective date of registration: 20200918 Address after: Room a910, 9 / F, building a, No. 369, Internet of things street, Xixing street, Binjiang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou Wangzhi Xinchuang Information Technology Research Co.,Ltd. Address before: 530105 Lijian scientific research base of Guangxi Academy of Agricultural Sciences in Guangxi ASEAN Economic and Technological Development Zone Applicant before: GUANGXI ZHUANG AUTONOMOUS REGION ACADEMY OF AGRICULTURAL SCIENCES |
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