CN108432507A - A kind of Agricultural greenhouse film with radiation cooling function - Google Patents
A kind of Agricultural greenhouse film with radiation cooling function Download PDFInfo
- Publication number
- CN108432507A CN108432507A CN201810594835.2A CN201810594835A CN108432507A CN 108432507 A CN108432507 A CN 108432507A CN 201810594835 A CN201810594835 A CN 201810594835A CN 108432507 A CN108432507 A CN 108432507A
- Authority
- CN
- China
- Prior art keywords
- base material
- polymer base
- transparent polymer
- layer
- cooling function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
- B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/71—Resistive to light or to UV
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2410/00—Agriculture-related articles
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Greenhouses (AREA)
- Protection Of Plants (AREA)
Abstract
The present invention discloses a kind of Agricultural greenhouse film with radiation cooling function, which includes rain-proof dust-proof layer, radiation refrigeration layer and water-repellent layer；The rain-proof dust-proof layer includes the first transparent polymer base material, and the radiation refrigeration layer includes the second transparent polymer base material and the micron order sphere that is distributed in the second transparent polymer base material, and the micron order sphere is SiS2、SiO2、MgF2Or one kind in SiC, and a diameter of 1 800 μm of the micron order sphere；The water-repellent layer includes third transparent polymer base material and the hydrophobic powder that is distributed in the third transparent polymer base material.Technical solution of the present invention is intended to keep high transparency and realizes radiation refrigeration while reducing ultraviolet permeability, to keep the temperature in greenhouse, promotes crop production.
Description
Technical field
The present invention relates to agricultural plantation technology field, more particularly to a kind of Agricultural greenhouse film with radiation cooling.
Background technology
The needs that plant could carry out photosynthesis by temperature appropriate and illumination, manufacture nutrient for growth and development, and exhale
Certain nutrient is consumed when suction again to sustain life.
Summer weather is hot, and sufficient illumination is needed in greenhouse but wishes that reducing temperature is maintained in preference temperature section,
It is burnt to promote vegetables photosynthesis to exempt again with this, this is contradictory to a certain extent.Therefore, it is necessary to propose a kind of new
Technical solution simultaneously meet its requirement.
Invention content
The main object of the present invention is to propose a kind of Agricultural greenhouse film with radiation cooling function, it is intended to keep high saturating
Radiation refrigeration is realized while light rate and reduction ultraviolet permeability, to keep the temperature in greenhouse, promotes crop production.
To achieve the above object, a kind of Agricultural greenhouse film with radiation cooling function proposed by the present invention, the film
Including rain-proof dust-proof layer, radiation refrigeration layer and water-repellent layer；The rain-proof dust-proof layer includes the first transparent polymer base material, the spoke
It includes the second transparent polymer base material and the micron order sphere that is distributed in the second transparent polymer base material to penetrate refrigerating layer, institute
It includes third transparent polymer base material and the hydrophobic powder that is distributed in the third transparent polymer base material to state water-repellent layer.
Preferably, a kind of Agricultural greenhouse film with radiation cooling function is followed successively by rain-proof dust-proof layer, spoke from top to bottom
Penetrate refrigerating layer and water-repellent layer.
Preferably, the micron order sphere is SiS2、SiO2、MgF2Or it is one or more in SiC, and the micron order
A diameter of 1-800 μm of sphere.
Preferably, the first transparent polymer base material, the second transparent polymer base material and the transparent height of the third
Molecule base material is one kind in PC, PE, PP, PET, PS, PVC, PMMA, PVA, PET and PTX, and the first transparent high score
Both arbitrary in subbase material, the second transparent polymer base material and the third transparent polymer base material can be same material
Or not same material.
Preferably, the hydrophobic powder is that organosilicon moisture repellent or methane-siliconic acid are received.
Preferably, the thickness of the radiation refrigeration layer is 5-1000 μm.
Preferably, the thickness of the water-repellent layer is 1.0-2.5mm.
Technical solution of the present invention is by using three-decker, and the film has the function of passive type radiation refrigeration, radiation
Refrigerating efficiency reaches 40W/m2-105W/m2；Three-decker has been all made of transparent polymer base material, ensure the anti-layer effect of rain-proof,
While anti-dew effect, high light transmittance and low ultraviolet transmitance are maintained together, and simple in structure.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural diagram of the present invention；
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
The present invention proposes a kind of Agricultural greenhouse film with radiation cooling function.
It in embodiments of the present invention, should be with the Agricultural greenhouse film of radiation cooling function；As shown in Figure 1, the film packet
Include rain-proof dust-proof layer 1, radiation refrigeration layer 2 and water-repellent layer 3；Rain-proof dust-proof layer 1 includes the first transparent polymer base material 4a, radiation system
Cooling layer 2 includes the second transparent polymer base material 4b and the micron order sphere 5 being distributed in the second transparent polymer base material 4b, micron
Grade sphere 5 is SiS2、SiO2Or one kind in SiC, and a diameter of 1-800 μm of micron order sphere 5；Water-repellent layer 3 includes that third is saturating
Bright polymer base material 4c and the hydrophobic powder 6 being distributed in third transparent polymer base material 4c.Rain-proof dust-proof layer 1, radiation refrigeration
Layer 2 and water-repellent layer 3 be sequentially overlapped, rain-proof dust-proof layer 1 directly with greenhouse outside contact, water-repellent layer 3 directly with greenhouse interior contact.
Technical solution of the present invention is by using three-decker, and the film has the function of passive type radiation refrigeration, radiation
Refrigerating efficiency reaches 40W/m2-105W/m2；Three-decker has been all made of transparent polymer base material, ensure the anti-layer effect of rain-proof,
While anti-dew effect, high light transmittance and low ultraviolet transmitance are maintained together, and simple in structure.
In embodiments of the present invention, the first transparent polymer base material 4a, the second transparent polymer base material 4b and third are transparent
Polymer base material 4c is one kind in PC, PE, PP, PET, PS, PVC, PMMA, PVA, PET and PTX, and the first transparent high score
In subbase material 4a, the second transparent polymer base material 4b and third transparent polymer base material 4c it is both arbitrary can be same material or
Not same material.For example, three can be that either three is respectively PC, PE and PMMA to PMMA is PC again or respectively, PC and
PMMA。
In embodiments of the present invention, hydrophobic powder 6 includes but not limited to that organosilicon moisture repellent or methane-siliconic acid are received；Using hating
Good, the material of stable structure of aqueous energy.
In embodiments of the present invention, the thickness of radiation refrigeration layer 2 is 5-1000 μm.
In embodiments of the present invention, the thickness of water-repellent layer 3 is 1.0-2.5mm.
One of preferred embodiment is that rain-proof dust-proof layer 1 selects modified polycarbonate, and light transmittance is high, antiultraviolet
By force, radiation refrigeration layer 2 selects micron order sphere 5SiO2It is placed in transparent polymer base material PMMA, water-repellent layer 3 is sodium methyl silicate
It is placed in transparent polymer base material PE；The light transmittance of the film is high, and between 0.6-0.9, uv transmittance bottom exists range
Between 0.1-0.3.
When hot period in summer, daytime sun light direct beam, outer 40 DEG C of the temperature of canopy, using radiation refrigeration film film surface 15
℃；25 DEG C of canopy temperature.In canopy and outer 5-20 DEG C of the temperature difference of canopy.
When hot period in summer, at night without sunlight, outer 30 DEG C of the temperature of canopy, using 10 DEG C of radiation refrigeration film surface；Greatly
15 DEG C of indoor temperature in canopy.5-15 DEG C of the indoor and outdoors temperature difference.
When summer using film of the present invention after, summer average daily temperature be more than 25 DEG C maintenance 50 days when, comparison commonly without spoke
The film of refrigeration is penetrated, the plant growth time accelerates 20-80%.
Using the film of the present invention program, when 10 DEG C -35 DEG C of greenhouse indoor temperature, no dewy phenomenon maintains very high
Light transmittance.Rain-proof dust-proof layer 1 is readily cleaned, film very high light transmittance when maintaining operation.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (6)
1. a kind of Agricultural greenhouse film with radiation cooling function, which is characterized in that the film includes primary folded from top to bottom
If rain-proof dust-proof layer, radiation refrigeration layer and water-repellent layer；The rain-proof dust-proof layer includes the first transparent polymer base material, the spoke
It includes the second transparent polymer base material and the micron order sphere that is distributed in the second transparent polymer base material to penetrate refrigerating layer, institute
It includes third transparent polymer base material and the hydrophobic powder that is distributed in the third transparent polymer base material to state water-repellent layer.
2. the Agricultural greenhouse film with radiation cooling function as described in claim 1, which is characterized in that the micron order ball
Body is SiS2、SiO2、MgF2Or it is one or more in SiC, and a diameter of 1-800 μm of the micron order sphere.
3. the Agricultural greenhouse film with radiation cooling function as described in claim 1, which is characterized in that described first is transparent
Polymer base material, the second transparent polymer base material and the third transparent polymer base material be PC, PE, PP, PET, PS,
One kind in PVC, PMMA, PVA, PET and PTX, and the first transparent polymer base material, the second transparent polymer base material
Can be same material or non-same material with arbitrary the two in the third transparent polymer base material.
4. the Agricultural greenhouse film with radiation cooling function as described in claim 1, which is characterized in that the hydrophobic powder
It is received for organosilicon moisture repellent or methane-siliconic acid.
5. the Agricultural greenhouse film with radiation cooling function as described in any one of Claims 1-4, feature exist
In the thickness of the radiation refrigeration layer is 5-1000 μm.
6. the Agricultural greenhouse film with radiation cooling function as described in any one of Claims 1-4, feature exist
In the thickness of the water-repellent layer is 1.0-2.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594835.2A CN108432507A (en) | 2018-06-11 | 2018-06-11 | A kind of Agricultural greenhouse film with radiation cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594835.2A CN108432507A (en) | 2018-06-11 | 2018-06-11 | A kind of Agricultural greenhouse film with radiation cooling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108432507A true CN108432507A (en) | 2018-08-24 |
Family
ID=63206119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810594835.2A Pending CN108432507A (en) | 2018-06-11 | 2018-06-11 | A kind of Agricultural greenhouse film with radiation cooling function |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109906840A (en) * | 2019-02-21 | 2019-06-21 | 宁波瑞凌新能源科技有限公司 | A kind of radiation refrigeration curtain |
| CN110089455A (en) * | 2019-03-29 | 2019-08-06 | 宁波瑞凌新能源科技有限公司 | Beehive and Skep cooling method |
| CN112833582A (en) * | 2021-01-19 | 2021-05-25 | 郑州大学 | Silicon dioxide thermal metamaterial for realizing radiation refrigeration and application thereof |
| CN112851945A (en) * | 2021-02-07 | 2021-05-28 | 浙江理工大学 | Organic silicon microsphere material for daytime passive radiation refrigeration and preparation method and application thereof |
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| CN104669745A (en) * | 2015-02-04 | 2015-06-03 | 同济大学 | Photonic crystal-based environment-friendly refrigeration sticker for buildings |
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| CN107731947A (en) * | 2017-10-30 | 2018-02-23 | 新奥科技发展有限公司 | A kind of photovoltaic component encapsulating glued membrane and preparation method thereof and the photovoltaic module containing the glued membrane |
| CN107936389A (en) * | 2017-11-10 | 2018-04-20 | 新奥科技发展有限公司 | A kind of composite membrane and preparation method thereof |
| CN208821312U (en) * | 2018-06-11 | 2019-05-07 | 宁波瑞凌节能环保创新与产业研究院 | A kind of Agricultural greenhouse film with radiation cooling function |
-
2018
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| JPH11151790A (en) * | 1997-11-25 | 1999-06-08 | Sumika Purasu Tec Kk | Laminated antifogging film |
| CN1836898A (en) * | 2006-04-25 | 2006-09-27 | 上海大智三花薄膜有限公司 | Light reflective multifunctional composite film for greenhouse and process for preparing same |
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| CN104669745A (en) * | 2015-02-04 | 2015-06-03 | 同济大学 | Photonic crystal-based environment-friendly refrigeration sticker for buildings |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109906840A (en) * | 2019-02-21 | 2019-06-21 | 宁波瑞凌新能源科技有限公司 | A kind of radiation refrigeration curtain |
| CN110089455A (en) * | 2019-03-29 | 2019-08-06 | 宁波瑞凌新能源科技有限公司 | Beehive and Skep cooling method |
| CN110089455B (en) * | 2019-03-29 | 2022-04-19 | 宁波瑞凌新能源科技有限公司 | Beehive and beehive cooling method |
| CN112833582A (en) * | 2021-01-19 | 2021-05-25 | 郑州大学 | Silicon dioxide thermal metamaterial for realizing radiation refrigeration and application thereof |
| CN112833582B (en) * | 2021-01-19 | 2022-05-06 | 郑州大学 | Silicon dioxide thermal metamaterial for realizing radiation refrigeration and application thereof |
| CN112851945A (en) * | 2021-02-07 | 2021-05-28 | 浙江理工大学 | Organic silicon microsphere material for daytime passive radiation refrigeration and preparation method and application thereof |
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Address after: 315599 2nd Floor, 88 Dongfeng Road, Fenghua District, Ningbo City, Zhejiang Province Applicant after: Ningbo Rui Ling energy conservation, environmental protection innovation and Industry Research Institute Address before: 315599 2nd Floor, 88 Dongfeng Road, Fenghua City, Ningbo City, Zhejiang Province Applicant before: Ningbo Rui Ling energy conservation, environmental protection innovation and Industry Research Institute |
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Effective date of registration: 20200325 Address after: 315599 No. 88, Dongfeng Road, Yuelin street, Fenghua District, Ningbo City, Zhejiang Province Applicant after: Ningbo Ruiling New Energy Materials Research Institute Co., Ltd Address before: 315599 2, Dongfeng Road, Fenghua District, Ningbo, Zhejiang, 2 Applicant before: NINGBO RUILING ENERGY SAVING ENVIRONMENTAL PROTECTION INNOVATION AND INDUSTRY Research Institute |
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