CN208962629U - A kind of agricultural waterproof and breathable composite membrane - Google Patents
A kind of agricultural waterproof and breathable composite membrane Download PDFInfo
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- CN208962629U CN208962629U CN201821294563.6U CN201821294563U CN208962629U CN 208962629 U CN208962629 U CN 208962629U CN 201821294563 U CN201821294563 U CN 201821294563U CN 208962629 U CN208962629 U CN 208962629U
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- layer
- waterproof
- composite membrane
- groove
- venthole
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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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Abstract
The utility model discloses a kind of agricultural waterproof and breathable composite membranes, including supporting layer, the upper surface of the supporting layer is fixedly connected with elasticity layer, waterproof ventilative layer is fixedly connected on the elastic layer, the upper surface of the waterproof ventilative layer is fixedly connected with erosion resistant coating, multiple first grooves are offered on the waterproof ventilative layer, second groove and connecting cavity, and the both ends of connecting cavity respectively with the first neighbouring groove, second groove is interconnected, multiple inlet openings are offered on the erosion resistant coating, multiple first ventholes, the upper end of first venthole is interconnected with corresponding inlet opening, multiple second ventholes are offered on the waterproof ventilative layer, and second venthole upper end and inlet opening lower end be interconnected.Advantage is: the utility model is corrosion-resistant, waterproof and breathable, anti-strike ability, fire-retardant and reduce the illumination total amount that sunlight permeation composite membrane enters in greenhouse to a certain extent when illumination is stronger, reduces the temperature in greenhouse.
Description
Technical field
The present invention relates to composite membrane technology field more particularly to a kind of agricultural waterproof and breathable composite membranes.
Background technique
Either vegetables or melon and fruit all largely use greenhouse gardening mode at present, and awning film is the key that greenhouse gardening
Material is applied not only to protect from the wind and rain, and can be with heat-preserving anti-freezing, it is ensured that the growth temperature of vegetables and melon and fruit, awning film refer to use
In the special plastic film of industrialized agriculture production and construction, air can be hindered to flow up and down；It, can be significantly when in closed mode
Heat loss is reduced, greenhouse temperature action is adjusted and when the temperature is excessively high starts its both ends, be aerated cooling.
Existing awning film has the following deficiencies: 1, anti-fight effect is bad (poor flexibility), and the cloudy day rains when blowing, and easily goes out
Existing breakage；2, when sunlight is stronger, light-inletting quantity is unadjustable, can cause to burn to plant, influence the normal growth of plant.
Summary of the invention
Tear that effect is bad the purpose of the present invention is to solve awning film anti-fight in the prior art and light-inletting quantity not
Adjustable problem, and a kind of agricultural waterproof and breathable composite membrane proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of agricultural waterproof and breathable composite membrane, including supporting layer, the upper surface of the supporting layer are fixedly connected flexible
Layer, it is fixedly connected with waterproof ventilative layer on the elastic layer, the upper surface of the waterproof ventilative layer is fixedly connected with erosion resistant coating, institute
State and offer multiple first grooves, the second groove and connecting cavity on waterproof ventilative layer, and the both ends of connecting cavity respectively with it is neighbouring
First groove, the second groove are interconnected, and offer multiple inlet openings, multiple first ventholes on the erosion resistant coating, and described the
The upper end of one venthole is interconnected with corresponding inlet opening, and multiple second ventholes are offered on the waterproof ventilative layer,
And second venthole upper end and inlet opening lower end be interconnected.
In above structure, for improving the elasticity of composite membrane entirety, it is saturating that waterproof ventilative layer plays waterproof for the setting of elastic layer
The effect of gas, erosion resistant coating, which makes composite membrane integrally, has corrosion resistant property, improves the service life of composite membrane, water (rainwater or
Dew) the first groove can be flowed by inlet opening, in the second groove, the water that the first groove, the second groove are collected, in temperature
When excessively high, it is used for evaporative cooling, reduces the temperature of composite membrane to a certain extent, the first venthole, the second venthole can only be permitted
Perhaps the flowing of gas, water droplet cannot pass through the first venthole, the second venthole.
The present invention is further arranged to, and the lower surface of the supporting layer is fixedly connected with elasticity layer, under the elastic layer
Surface is fixedly connected with flame-retardant layer.
Using the above structure, the setting of elastic layer is for improving the elasticity of composite membrane entirety, and the setting of flame-retardant layer is so that multiple
Closing film integrally has flame retardant effect.
The present invention is further arranged to, and the flame-retardant layer is made of makrolon material, and the elastic layer uses poly- second
Alkene material is made.
Using the above structure, makrolon material has anti-flammability, wear-resisting, oxidation resistant effect, improves making for composite membrane
With the service life, polythene material is odorless nontoxic, has elasticity well, so that composite membrane has very strong elastic force (tensile capacity
By force).
The present invention is further arranged to, and the erosion resistant coating is made of epoxide resin material.
Using the above structure, epoxy resin has acidproof alkali ability, so that composite membrane has certain antiacid caustic corrosion
Ability (acid rain, alkali rain).
The present invention is further arranged to, and the diameter of the inlet opening is greater than 100 μm, first venthole, the second outlet
The diameter in hole is both less than 2 μm.
Using the above structure, 100 μm of drop diameter or so, the diameter of inlet opening is greater than 100 μm, first venthole,
The diameter of second venthole is both less than 2 μm, so that water droplet can only pass through inlet opening and cannot pass through venthole.
The present invention is further arranged to, and is mounted on an elastic piece on each first groove, and the first groove and
A breathing space is formed between elastic piece, the inside of the breathing space is filled with gas.
Using the above structure, gas has the property expanded with heat and contract with cold, and the higher gas expansion effect of temperature is obvious, can make bullet
Property piece raises upward, so that becoming convex surface, the arc quilt of same surface area by original concave surface between the first groove and elastic piece
Sunlit energy is strong, and plane permeability is strong, and the uneven permeability for reducing light reduces intensity of illumination.
The present invention is further arranged to, and the waterproof ventilative layer is equipped with multiple convex blocks.
Using the above structure, the setting of convex block is so that waterproof ventilative layer upper surface is uneven, the arc of same surface area
The energy bying sunlight is strong, and plane permeability is strong, and the uneven permeability for reducing light reduces intensity of illumination.
Compared with prior art, the invention has the advantages that:
1: by being all fixedly connected with one layer of elastic layer in the top and bottom of supporting layer, improving the elasticity of composite membrane, and then improve
The anti-strike ability of composite membrane improves the service life of composite membrane.
2: the setting of erosion resistant coating improves the service life of composite membrane so that composite membrane integrally has corrosion resistant property.
3: waterproof and breathable is played the role of in the setting of waterproof ventilative layer.
4: the setting of flame-retardant layer is so that composite membrane integrally has fire retardation.
5: the inside of breathing space is filled with gas, and gas has the property expanded with heat and contract with cold, the higher gas expansion effect of temperature
Obviously, can elastic piece be raised upward, so that becoming convex surface, same table by original concave surface between the first groove and elastic piece
The energy that the arc of area is by sunlight is strong, and plane permeability is strong, and the uneven permeability for reducing light reduces the time at high noon
According to intensity.
In conclusion the corrosion-resistant, waterproof and breathable of the present invention, anti-strike ability, it is fire-retardant and when illumination is stronger certain
Sunlight permeation composite membrane is reduced in degree and enters the illumination total amount in greenhouse, reduces the temperature in greenhouse.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of agricultural proposed by the present invention uses waterproof and breathable composite membrane；
Fig. 2 is the structure enlargement diagram of part A in a kind of agricultural waterproof and breathable composite membrane proposed by the present invention.
In figure: 1- flame-retardant layer, 2- elastic layer, 3- supporting layer, 4- waterproof ventilative layer, 5- erosion resistant coating, the first groove of 6-, 7- bullet
Property piece, the breathing space 8-, the inlet opening 9-, 10- convex block, the first venthole of 11-, the second groove of 12-, 13- connecting cavity, 14- second go out
Stomata.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of agricultural waterproof and breathable composite membrane, including supporting layer 3, the upper surface of supporting layer 3 is fixed to be connected
It is connected to elastic layer 2, waterproof ventilative layer 4 is fixedly connected on elastic layer 2, the upper surface of waterproof ventilative layer 4 is fixedly connected with anti-corrosion
Layer 5 offers multiple first grooves 6, the second groove 12 and connecting cavity 13, and the both ends of connecting cavity 13 point on waterproof ventilative layer 4
It is not interconnected with the first neighbouring groove 6, the second groove 12, multiple inlet openings 9 is offered on erosion resistant coating 5, multiple first are gone out
Stomata 11, the upper end of the first venthole 11 and corresponding inlet opening 9 are interconnected, and multiple the are offered on waterproof ventilative layer 4
Two ventholes 14, and the lower end of the upper end of the second venthole 14 and inlet opening 9 is interconnected.
In upper structure, for improving the elasticity of composite membrane entirety, it is saturating that waterproof ventilative layer 4 plays waterproof for the setting of elastic layer 2
The effect of gas, erosion resistant coating 5, which makes composite membrane integrally, has corrosion resistant property, improves the service life of composite membrane, water (rainwater or
Dew) the first groove 6 can be flowed by inlet opening 9, in the second groove 12, the first groove 6, the second groove 12 are collected
Water is used for evaporative cooling when the temperature is excessively high, reduces the temperature of composite membrane to a certain extent, the first venthole 11, second go out
Stomata 14 can only allow the flowing of gas, and water droplet cannot pass through the first venthole 11, the second venthole 14.
In the present embodiment, the lower surface of supporting layer 3 is fixedly connected with elasticity layer 2, and the lower surface of elastic layer 2 is fixedly connected with
Flame-retardant layer 1.
Using upper structure, the setting of elastic layer 2 is for improving the elasticity of composite membrane entirety, and the setting of flame-retardant layer 1 is so that multiple
Closing film integrally has flame retardant effect.
In the present embodiment, flame-retardant layer 1 is made of makrolon material, and elastic layer 2 is made of polythene material.
Using upper structure, makrolon material has anti-flammability, wear-resisting, oxidation resistant effect, improves the use of composite membrane
In the service life, polythene material is odorless nontoxic, has elasticity well, so that composite membrane has very strong elastic force (tensile capacity is strong).
In the present embodiment, erosion resistant coating 5 is made of epoxide resin material.
Using upper structure, epoxy resin has acidproof alkali ability, so that composite membrane has the energy of certain antiacid caustic corrosion
Power (acid rain, alkali rain).
In the present embodiment, the diameter of inlet opening 9 is greater than 100 μm, and the first venthole 11, the diameter of the second venthole 14 are all small
In 2 μm.
Using upper structure, 100 μm of drop diameter or so, the diameter of inlet opening 9 is greater than 100 μm, the first venthole 11, the
The diameter of two ventholes 14 is both less than 2 μm, so that water droplet can only pass through inlet opening and cannot pass through venthole.
In the present embodiment, be mounted on an elastic piece 7 on each first groove 6, and the first groove 6 and elastic piece 7 it
Between form a breathing space 8, the inside of breathing space 8 is filled with gas.
Using upper structure, gas has the property expanded with heat and contract with cold, and the higher gas expansion effect of temperature is obvious, can make elasticity
Piece 7 raises upward, so that becoming convex surface, the arc quilt of same surface area by original concave surface between the first groove 6 and elastic piece 7
Sunlit energy is strong, and plane permeability is strong, and the uneven permeability for reducing light reduces intensity of illumination.
In the present embodiment, waterproof ventilative layer 4 is equipped with multiple convex blocks 10.
Using upper structure, the setting of convex block 10 is so that 4 upper surface of waterproof ventilative layer is uneven, the arc of same surface area
The energy bying sunlight is strong, and plane permeability is strong, and the uneven permeability for reducing light reduces intensity of illumination.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of agricultural waterproof and breathable composite membrane, including supporting layer (3), which is characterized in that the upper surface of the supporting layer (3)
It is fixedly connected elasticity layer (2), is fixedly connected with waterproof ventilative layer (4) on the elastic layer (2), the waterproof ventilative layer (4)
Upper surface be fixedly connected with erosion resistant coating (5), multiple first grooves (6), the second groove are offered on the waterproof ventilative layer (4)
(12) and connecting cavity (13), and the both ends of connecting cavity (13) are mutually interconnected with neighbouring the first groove (6), the second groove (12) respectively
It is logical, multiple inlet openings (9), multiple first ventholes (11) are offered on the erosion resistant coating (5), first venthole (11)
Upper end is interconnected with corresponding inlet opening (9), and multiple second ventholes (14) are offered on the waterproof ventilative layer (4),
And second venthole (14) upper end and inlet opening (9) lower end be interconnected.
2. a kind of agricultural waterproof and breathable composite membrane according to claim 1, which is characterized in that the supporting layer (3)
Lower surface is fixedly connected elasticity layer (2), and the lower surface of the elastic layer (2) is fixedly connected with flame-retardant layer (1).
3. a kind of agricultural waterproof and breathable composite membrane according to claim 2, which is characterized in that the flame-retardant layer (1) is adopted
It is made of makrolon material, the elastic layer (2) is made of polythene material.
4. a kind of agricultural waterproof and breathable composite membrane according to claim 1, which is characterized in that the erosion resistant coating (5) is adopted
It is made of epoxide resin material.
5. a kind of agricultural waterproof and breathable composite membrane according to claim 1, which is characterized in that the inlet opening (9)
Diameter be greater than 100 μm, first venthole (11), the second venthole (14) diameter be both less than 2 μm.
6. a kind of agricultural waterproof and breathable composite membrane according to claim 1, which is characterized in that each first groove
(6) it is mounted on an elastic piece (7) on, and forms a breathing space (8) between the first groove (6) and elastic piece (7), it is described
The inside of breathing space (8) is filled with gas.
7. a kind of agricultural waterproof and breathable composite membrane according to claim 2, which is characterized in that the waterproof ventilative layer
(4) multiple convex blocks (10) are equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821294563.6U CN208962629U (en) | 2018-08-13 | 2018-08-13 | A kind of agricultural waterproof and breathable composite membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821294563.6U CN208962629U (en) | 2018-08-13 | 2018-08-13 | A kind of agricultural waterproof and breathable composite membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208962629U true CN208962629U (en) | 2019-06-11 |
Family
ID=66752312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821294563.6U Expired - Fee Related CN208962629U (en) | 2018-08-13 | 2018-08-13 | A kind of agricultural waterproof and breathable composite membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208962629U (en) |
-
2018
- 2018-08-13 CN CN201821294563.6U patent/CN208962629U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20200813 |