CN111990124B - Device capable of adjusting illumination intensity of greenhouse - Google Patents
Device capable of adjusting illumination intensity of greenhouse Download PDFInfo
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- CN111990124B CN111990124B CN202010825651.XA CN202010825651A CN111990124B CN 111990124 B CN111990124 B CN 111990124B CN 202010825651 A CN202010825651 A CN 202010825651A CN 111990124 B CN111990124 B CN 111990124B
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- greenhouse
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- transparent plastic
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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
- A01G9/1438—Covering materials therefor; Materials for protective coverings used for soil and plants, e.g. films, canopies, tunnels or cloches
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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
- A01G7/00—Botany in general
- A01G7/04—Electric or magnetic or acoustic treatment of plants for promoting growth
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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
- A01G9/22—Shades or blinds for greenhouses, or the like
- A01G9/222—Lamellar or like blinds
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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
- A01G9/243—Collecting solar energy
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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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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Soil Sciences (AREA)
- Materials Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Energy (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Greenhouses (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a device capable of adjusting the illumination intensity of a greenhouse, which comprises the greenhouse and a glass light-passing plate fixedly arranged on the greenhouse, wherein a transparent cavity penetrates through the side wall of the greenhouse, the transparent cavity is arranged close to the glass light-passing plate, the cross section area of the transparent cavity is larger than that of the greenhouse, a fixed block is fixedly arranged in the middle of the cavity, four memory alloys are fixedly arranged on the side wall of the fixed block, the four memory alloys are arranged in a strip shape, the four memory alloys are arranged at equal intervals, and shading cloth is further arranged at the inner edge of the cavity. The greenhouse illumination control device is ingenious in design and scientific and reasonable in structure, the illumination intensity of the greenhouse is controlled and adjusted, when the light intensity is too high, the illumination entering the greenhouse is weakened, meanwhile, the illumination intensity in the greenhouse can be changed according to the temperature, and the normal growth process of plants in the greenhouse is guaranteed.
Description
Technical Field
The invention relates to the technical field of agricultural greenhouses, in particular to a device capable of adjusting the illumination intensity of a greenhouse.
Background
The greenhouse is a building which can control or partially control the growth environment of plants and is mainly used for non-seasonal or non-regional plant cultivation, scientific research, generation-added breeding, ornamental plant cultivation and the like, and the existence of the greenhouse enables the crop plants to resist weak light and low temperature in winter and resist high temperature and strong light in summer;
the existing greenhouse cannot adjust the illumination entering the greenhouse, the outdoor temperature is high, when the illumination is too strong, the growth of crop plants is easily affected, the growth rate is reduced, namely, the excessive intensity of the light causes the excessive temperature, the excessive transpiration, the air hole is closed, the air hole conductivity is reduced, CO2 is difficult to absorb, the photosynthesis rate is reduced, meanwhile, the excessive illumination can damage a plurality of macromolecular substances, auxiliary pigments such as carotene have the effect of protecting the plants from being damaged by excessive radiation, however, the conventional illumination shielding means can not enable the crop plants in the greenhouse to be uniformly illuminated, the local part of the crop plants cannot be illuminated by the light, and the device capable of adjusting the illumination intensity of the greenhouse is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: the existing greenhouse cannot adjust the intensity and temperature of the entering light, is not beneficial to the growth of crop plants, and provides a device capable of adjusting the intensity of the greenhouse light.
In order to achieve the purpose, the invention adopts the following technical scheme:
a device capable of adjusting the illumination intensity of a greenhouse, which comprises the greenhouse and a glass light-transmitting plate fixedly arranged on the greenhouse, a transparent cavity is arranged on the side wall of the greenhouse in a penetrating way and is close to the glass light-transmitting plate, the cross section area of the transparent cavity is larger than that of the greenhouse, a fixed block is fixedly arranged in the middle of the cavity, and the side wall of the fixed block is fixedly provided with four memory alloys which are all arranged in a strip shape, the four memory alloys are arranged at equal intervals, shading cloth is also arranged at the inner edge of the cavity, one end of the shading cloth is fixedly arranged on the inner side wall of the cavity, and the other end of the shading cloth is fixedly arranged on one end of the four memory alloys far away from the fixed block, the lower wall of the transparent cavity is also fixedly provided with an astigmatism mechanism, and the astigmatism mechanism is arranged at the central part of the lower wall of the transparent cavity.
Preferably, the light scattering mechanism comprises a sealing cylinder fixedly arranged on the lower wall of the transparent cavity, a glass sheet is fixedly arranged at the lower end of the sealing cylinder, the central part of the glass sheet is arranged in an arc shape towards the transparent cavity, the glass sheet seals the sealing cylinder, a transparent plastic plate is fixedly arranged at the upper end of the sealing cylinder and is close to the transparent cavity, the central part of the transparent plastic plate is arranged in an arc shape facing the glass sheet, an air cavity is arranged between the transparent plastic plate and the transparent cavity, the air cavity is internally provided with hydrogen in a sealing way, an inner cavity is arranged between the transparent plastic plate and the glass sheet, water is arranged in the inner cavity in a sealing way, the inner cavity is filled with water, the side wall of the sealing cylinder is communicated with an air bag, the air bag is communicated with the inner cavity, and the air bag is arranged at the upper end of the inner cavity and close to the transparent plastic plate.
Preferably, a plane mirror is further fixedly arranged in the sealed cylinder, the plane mirror is tightly attached to the lower wall of the transparent cavity, and the edge of the transparent plastic plate is fixedly arranged on the edge of the plane mirror.
Preferably, the material of sealing a section of thick bamboo is the ya keli setting, just it sets up for integrated into one piece to seal a section of thick bamboo and glass piece.
Preferably, the side wall of the transparent cavity is provided with a plurality of holes, and the inner wall of the transparent cavity is smoothly arranged.
Preferably, the surfaces of four memory alloys are coated with protective paint.
Compared with the prior art, the invention has the beneficial effects that:
1. through the arrangement of the memory alloy, when the illumination intensity of the greenhouse is too high and the temperature reaches above 40 ℃, the memory alloy is contracted, so that the shading cloth is driven to be pulled, the illumination quantity entering the greenhouse is greatly reduced, and the normal growth of crops is ensured;
2. through setting up of astigmatism mechanism for after the illumination that gets into the greenhouse is reduced, guaranteed that the illumination that gets into can be even shine in the greenhouse, prevented that the operation of greenhouse upper end shading from resulting in the illumination inhomogeneous in the greenhouse, lead to the condition emergence that local can't shine light even.
Drawings
FIG. 1 is a schematic structural diagram of an apparatus for adjusting illumination intensity of a greenhouse according to the present invention;
FIG. 2 is a schematic top view of the transparent cavity of FIG. 1;
FIG. 3 is a schematic view of the structure at A in FIG. 1;
fig. 4 is a schematic view of refraction of light rays of the light dispersing mechanism of fig. 1.
In the figure: 1 greenhouse, 2 glass light-transmitting plates, 3 transparent cavities, 4 fixed blocks, 5 memory alloy, 6 shading cloth, 7 sealed cylinders, 8 glass sheets, 9 transparent plastic plates, 10 air cavities, 11 inner cavities, 12 air bags and 13 plane mirrors.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a device capable of adjusting illumination intensity of a greenhouse, comprising a greenhouse 1 and a glass light-transmitting plate 2 fixedly arranged on the greenhouse 1, wherein a transparent cavity 3 is arranged on the side wall of the greenhouse 1 in a penetrating manner, the transparent cavity 3 is arranged close to the glass light-transmitting plate 2, the cross-sectional area of the transparent cavity 3 is larger than that of the greenhouse 1, a plurality of holes are arranged on the side wall of the transparent cavity 3, the inner wall of the transparent cavity 3 is smoothly arranged, so that a shading cloth 6 can smoothly slide in the transparent cavity 3, and the condition that the internal air pressure is too large due to the rise of temperature in the transparent cavity 3 is prevented, a fixed block 4 is fixedly arranged at the middle part of the cavity 3, four memory alloys 5 are fixedly arranged on the side wall of the fixed block 4, protective paint is coated on the surfaces of the four memory alloys 5, the memory alloys 5 are protected from being influenced by the environment, and the situation that the memory alloys 5 are easily oxidized and rusted after being exposed in the air for a long time is prevented, four memory alloys 5 are all arranged in a strip shape, the four memory alloys 5 are arranged at equal intervals, shading cloth 6 is further arranged at the inner edge of the cavity 3, one end of the shading cloth 6 is fixedly arranged on the inner side wall of the cavity 3, the memory alloys 5 are arranged to enable the greenhouse 1 to shrink when the illumination intensity is too high and the temperature reaches more than 40 ℃, so that the shading cloth 6 is driven to be pulled, the illumination quantity entering the greenhouse 1 is greatly reduced, the normal growth of crops is ensured, the other ends of the shading cloth 6 are fixedly arranged at the ends, far away from the fixed block 4, of the four memory alloys 5, an astigmatism mechanism is further fixedly arranged at the lower wall of the transparent cavity 3 and is arranged at the central part of the lower wall of the transparent cavity 3, the astigmatism mechanism comprises a sealing barrel 7 fixedly arranged at the lower wall of the transparent cavity 3, and a glass sheet 8 is fixedly arranged at the lower end of the sealing barrel 7, the material of the sealing cylinder 7 is acrylic, the sealing cylinder 7 and the glass sheet 8 are integrally formed, so that the light intensity entering the greenhouse 1 cannot be influenced by the arrangement of the sealing cylinder 7, a plane mirror 13 is fixedly arranged in the sealing cylinder 7, the plane mirror 13 is tightly attached to the lower wall of the transparent cavity 3, the edge of the transparent plastic plate 9 is fixedly arranged on the edge of the plane mirror 13, the plane mirror 13 is arranged, so that when the shading cloth 6 is pulled up, a small part of light entering from the plane mirror 13 is emitted, the situation that the illumination intensity in the greenhouse is too strong can be further prevented, the central part of the glass sheet 8 is arranged in an arc shape towards the transparent cavity 3, the sealing cylinder 7 is arranged in a sealing way by the glass sheet 8, the transparent plastic plate 9 is fixedly arranged at the upper end of the sealing cylinder 7, the transparent plastic plate 9 is arranged close to the transparent cavity 3, and the central part of the transparent plastic plate 9 is arranged in an arc shape towards the glass sheet 8, and be equipped with air cavity 10 between transparent plastic board 9 and the transparent cavity 3, the air cavity 10 internal seal is equipped with hydrogen, be equipped with inner chamber 11 between transparent plastic board 9 and the glass piece 8, the inner chamber 11 internal seal is equipped with water, and water fills up inner chamber 11 and sets up, the intercommunication is equipped with gasbag 12 on the lateral wall of a section of thick bamboo 7, gasbag 12 is linked together with inner chamber 11 and sets up, and gasbag 12 is close to transparent plastic board 9 department setting in the upper end of inner chamber 11, setting through astigmatic mechanism, make the illumination that gets into greenhouse 1 reduce the back, the illumination that has guaranteed to get into can be even shine in greenhouse 1, the operation of having prevented greenhouse upper end shading leads to the illumination in the greenhouse inhomogeneous, lead to the condition emergence of local unable illumination light even.
In the invention, when the intensity of sunlight irradiation on the greenhouse 1 is too high, the temperature of the memory alloy 5 in the transparent cavity 3 is rapidly increased, when the temperature reaches 40 ℃, the metamorphosis temperature of the memory alloy 5 is reached, the memory alloy is contracted, the shading cloth 6 is pulled to shade the greenhouse 1, when the shading cloth 6 is pulled, only light passing through the plane mirror 13 can enter the greenhouse 1, when the light passing through the plane mirror 13 passes through the transparent plastic plate 9 and the glass sheet 8, the light is refracted, so that the entered strong light is scattered, crop plants in the greenhouse 1 are uniformly irradiated, and when the entered strong light is too strong, hydrogen in the air cavity 10 and water in the inner cavity 11 are heated and expanded, because the expansion coefficient of the hydrogen is far larger than that of the water, the transparent plastic plate 9 is pressed to the glass sheet 8 by the hydrogen, so that the bending degree of the transparent plastic plate 9 is larger, further dispersion is carried out to the highlight that gets into, can be extruded in the gasbag 12 in the inner chamber 11 simultaneously for the growth of the crop plant in the greenhouse 1 has obtained further protection, and after the temperature resumes, transparent plastic board 9 resumes original shape, and the water in the gasbag 12 is squeezed into the inner chamber 11 again under the effect of pressure simultaneously, when next needs, the process more than repeats, makes the illumination intensity in the greenhouse 1 be in the state that suitable crop plant grows all the time.
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 should be equivalent or changed within the scope of the present invention.
Claims (1)
1. The utility model provides a device of adjustable greenhouse illumination intensity, includes greenhouse (1) and fixed glass light-passing board (2) of setting on greenhouse (1), its characterized in that, the lateral wall of greenhouse (1) runs through and is equipped with transparent cavity (3), transparent cavity (3) are close to glass light-passing board (2) and set up, just the cross-sectional area of transparent cavity (3) is greater than the cross-sectional area setting of greenhouse (1), the fixed block (4) that is equipped with in middle part of cavity (3), just fixed four memory alloy (5) that are equipped with on the lateral wall of fixed block (4), four memory alloy (5) are the bar setting, and four memory alloy (5) are equidistant interval setting, the edge department still is equipped with shading cloth (6) in cavity (3), the fixed setting of one end of shading cloth (6) is on the inside wall of cavity (3), the other end of the shading cloth (6) is fixedly arranged at one end of the four memory alloys (5) far away from the fixed block (4), the lower wall of the transparent cavity (3) is also fixedly provided with an astigmatism mechanism, and the astigmatism mechanism is arranged at the central part of the lower wall of the transparent cavity (3);
the light scattering mechanism comprises a sealing cylinder (7) fixedly arranged on the lower wall of a transparent cavity (3), a glass sheet (8) is fixedly arranged at the lower end of the sealing cylinder (7), the central part of the glass sheet (8) is arranged in an arc shape towards the transparent cavity (3), the glass sheet (8) is used for sealing the sealing cylinder (7), a transparent plastic plate (9) is fixedly arranged at the upper end of the sealing cylinder (7), the transparent plastic plate (9) is arranged close to the transparent cavity (3), the central part of the transparent plastic plate (9) is arranged in an arc shape towards the glass sheet (8), an air cavity (10) is arranged between the transparent plastic plate (9) and the transparent cavity (3), hydrogen is hermetically arranged in the air cavity (10), an inner cavity (11) is arranged between the transparent plastic plate (9) and the glass sheet (8), and water is hermetically arranged in the inner cavity (11), the inner cavity (11) is filled with the water, an air bag (12) is communicated with the side wall of the sealing cylinder (7), the air bag (12) is communicated with the inner cavity (11), and the air bag (12) is arranged at the upper end of the inner cavity (11) close to the transparent plastic plate (9);
a plane mirror (13) is also fixedly arranged in the sealed cylinder (7), the plane mirror (13) is tightly attached to the lower wall of the transparent cavity (3), and the edge of the transparent plastic plate (9) is fixedly arranged on the edge of the plane mirror (13);
the sealing cylinder (7) is made of acrylic, and the sealing cylinder (7) and the glass sheet (8) are integrally formed;
a plurality of holes are formed in the side wall of the transparent cavity (3), and the inner wall of the transparent cavity (3) is smooth; protective paint is coated on the surfaces of the four memory alloys (5);
when the intensity of sunlight irradiation on the greenhouse (1) is too high, the temperature of the memory alloy (5) in the transparent cavity (3) is rapidly increased, when the temperature reaches 40 ℃, the metamorphosis temperature of the memory alloy (5) is reached, the memory alloy is contracted, meanwhile, the shading cloth (6) is pulled to shade the greenhouse (1), when the shading cloth (6) is pulled, only light passing through the plane mirror (13) can enter the greenhouse (1), when the light passing through the plane mirror (13) passes through the transparent plastic plate (9) and the glass sheet (8), the light is refracted, so that the entering strong light is scattered, crop plants in the greenhouse (1) are uniformly irradiated, and when the entering strong light is too strong, hydrogen in the air cavity (10) and water in the inner cavity (11) are subjected to thermal expansion, because the expansion coefficient of hydrogen is far greater than the expansion coefficient of water, transparent plastic board (9) can be pressed to glass piece (8) by hydrogen to make the degree of curvature of transparent plastic board (9) bigger, the highlight that will get into carries out further dispersion, can be extruded in gasbag (12) in inner chamber (11) simultaneously, the growth that makes the crop plant in greenhouse (1) obtains further protection, after the temperature resumes, transparent plastic board (9) resume original shape, water in gasbag (12) is under the effect of pressure simultaneously, be extruded again in inner chamber (11), when next needs, repeat above process, make the illumination intensity in greenhouse (1) be in the state that suitable crop plant grows all the time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010825651.XA CN111990124B (en) | 2020-08-17 | 2020-08-17 | Device capable of adjusting illumination intensity of greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010825651.XA CN111990124B (en) | 2020-08-17 | 2020-08-17 | Device capable of adjusting illumination intensity of greenhouse |
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| Publication Number | Publication Date |
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| CN111990124A CN111990124A (en) | 2020-11-27 |
| CN111990124B true CN111990124B (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010825651.XA Active CN111990124B (en) | 2020-08-17 | 2020-08-17 | Device capable of adjusting illumination intensity of greenhouse |
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| CN111990124A (en) | 2020-11-27 |
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