CN220511757U - Multilayer-covered greenhouse film - Google Patents
Multilayer-covered greenhouse film Download PDFInfo
- Publication number
- CN220511757U CN220511757U CN202322214093.5U CN202322214093U CN220511757U CN 220511757 U CN220511757 U CN 220511757U CN 202322214093 U CN202322214093 U CN 202322214093U CN 220511757 U CN220511757 U CN 220511757U
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- CN
- China
- Prior art keywords
- layer
- greenhouse film
- canopy membrane
- setting
- covered greenhouse
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- 230000032683 aging Effects 0.000 claims abstract description 13
- 230000003712 anti-aging effect Effects 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 7
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 99
- 239000012528 membrane Substances 0.000 abstract description 25
- 230000000694 effects Effects 0.000 abstract description 18
- 239000000463 material Substances 0.000 abstract description 5
- 238000006116 polymerization reaction Methods 0.000 abstract description 4
- 239000002356 single layer Substances 0.000 abstract description 4
- 239000012780 transparent material Substances 0.000 abstract description 4
- 238000002834 transmittance Methods 0.000 abstract description 3
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 19
- 238000004321 preservation Methods 0.000 description 8
- 235000013311 vegetables Nutrition 0.000 description 6
- 239000010409 thin film Substances 0.000 description 3
- 230000012010 growth Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000005648 plant growth regulator Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- Protection Of Plants (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model provides a multilayer-covered greenhouse film, and relates to the technical field of greenhouse films. Through the setting of layer of adjusting luminance, play certain polymerization guide effect to the sunshine of shining into, material that the layer of adjusting luminance has transparent material in addition makes the canopy membrane of the device's light transmissivity stronger, through the setting of ageing resistance layer, has improved the ageing resistance of this canopy membrane, has improved the life of this canopy membrane, adopts PE layer or PVC layer's setting through the skin, and PE layer or PVC layer have weatherability and waterproof performance, can protect the canopy membrane effectively and avoid the erosion of external environment such as ultraviolet ray, wind and rain. Meanwhile, sufficient sunlight irradiation is provided for plants in the greenhouse, so that the problems of poor protection effect and poor light transmittance of the single-layer greenhouse film in the traditional device are solved.
Description
Technical Field
The utility model relates to the technical field of greenhouse films, in particular to a multilayer covered greenhouse film.
Background
The greenhouse film is mainly used for manufacturing plastic greenhouses and plastic agricultural films of greenhouses. After being covered, the plant growth regulator can provide a microclimate environment with good temperature, humidity and light quality for crops, prevent plant diseases and insect pests and reduce the influence of natural disasters, thereby improving the yield and quality of the crops, and harvesting and prolonging the growth period in advance.
The existing multilayer covered greenhouse film can only realize the function of heat preservation, when the sun irradiates, the light-transmitting effect is not very good, so that the requirement of crop growth cannot be well met, and in addition, the greenhouse film is arranged in a single layer, so that the protection effect is not very good.
Disclosure of Invention
The utility model aims to solve the problems of poor protection effect and poor light transmittance of a single-layer greenhouse film in the prior art, and provides a multilayer-covered greenhouse film.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a canopy membrane of multilayer cover, includes the inlayer, the upper surface of inlayer is provided with the flexible layer of heat preservation, the upper surface of the flexible layer of heat preservation is provided with the ageing resistance layer, the upper surface of ageing resistance layer is provided with the layer of adjusting luminance, the upper surface of adjusting luminance layer is provided with the skin.
Preferably, the inner layer adopts a PE layer or an EVA layer or a PE and EVA mixed layer, and the thickness of the inner layer is 70-150 mu m.
Preferably, the heat-insulating flexible layer is a PVC transparent film layer, and the thickness of the heat-insulating flexible layer is 11-40 mu m.
Preferably, the dimming layer adopts a liquid crystal layer, and the thickness of the dimming layer is 11-40 mu m.
Preferably, the anti-aging layer is a polymer layer, and the thickness of the anti-aging layer is 11-40 μm.
Preferably, the outer layer is a PE layer or a PVC layer, and the thickness of the outer layer is 70-150 mu m.
Compared with the prior art, the utility model has the advantages and positive effects that,
according to the utility model, through the arrangement of the dimming layer, a certain polymerization guiding effect is achieved on the irradiated sunlight, and the dimming layer is made of transparent materials, so that the light transmittance of the greenhouse film of the device is stronger, through the arrangement of the anti-aging layer, the anti-aging performance of the greenhouse film is improved, the service life of the greenhouse film is prolonged, and through the arrangement of the PE layer or the PVC layer as the outer layer, the PE layer or the PVC layer has weather resistance and waterproof performance, and the greenhouse film can be effectively protected from the corrosion of external environments such as ultraviolet rays, wind and rain. Simultaneously, these materials still have certain light transmissivity, can make light can see through the canopy membrane, provide sufficient sunshine for the plant in the canopy and shine, the security when having improved this canopy membrane and use, through the setting of heat preservation, effectual vegetables to in the big-arch shelter keep warm, make the vegetables grow better, through inlayer, heat preservation flexible layer, ageing resistance layer, layer and outer setting of adjusting luminance, make this canopy membrane be the multilayer equipment, every all has different effects, thereby the problem that single-layer canopy membrane protection effect is poor and light transmissivity is poor in the traditional device has been solved.
Drawings
Fig. 1 is a perspective view of a multilayer covered greenhouse film according to the present utility model;
FIG. 2 is a perspective view of a multi-layered covered canopy film according to the present utility model;
fig. 3 is a front view of a multilayer covered greenhouse film according to the present utility model.
Legend description:
1. an inner layer; 2. a heat-insulating flexible layer; 3. an anti-aging layer; 4. a dimming layer; 5. an outer layer.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
In embodiment 1, as shown in fig. 1-3, the utility model provides a multilayer covered greenhouse film, which comprises an inner layer 1, wherein a heat-insulation flexible layer 2 is arranged on the upper surface of the inner layer 1, an anti-aging layer 3 is arranged on the upper surface of the heat-insulation flexible layer 2, a light-adjusting layer 4 is arranged on the upper surface of the anti-aging layer 3, and an outer layer 5 is arranged on the upper surface of the light-adjusting layer 4.
The effect that its whole embodiment 1 reached is, through the setting of layer 4 of adjusting luminance, play certain polymerization guide effect to the sunshine of shining, add the material that layer 4 all had transparent material of adjusting luminance, make the canopy membrane of the device's light transmissivity stronger, through the setting of ageing resistance layer 3, the ageing resistance of this canopy membrane has been improved, the life of this canopy membrane has been improved, all carry out certain protection to the inside and outside of this canopy membrane through the setting of inlayer 1, the security when having improved this canopy membrane and used, through setting up of heat preservation pliable layer 2, on the one hand, effectually keep warm the vegetables in the big-arch shelter, make the vegetables grow better, on the other hand, make this canopy membrane more flexible, the practical effect is better.
In the embodiment 2, as shown in fig. 1-3, the inner layer 1 is a PE layer or an EVA layer or a mixture of PE and EVA, the thickness of the inner layer 1 is 70-150 μm, the heat-insulating flexible layer 2 is a PVC transparent film layer, the thickness of the heat-insulating flexible layer 2 is 11-40 μm, the light-adjusting layer 4 is a liquid crystal layer, the thickness of the light-adjusting layer 4 is 11-40 μm, the anti-aging layer 3 is a polymer layer, the thickness of the anti-aging layer 3 is 11-40 μm, the outer layer 5 is a PE layer or a PVC layer, and the thickness of the outer layer 5 is 70-150 μm.
The effect that its whole embodiment 2 reached is, through inlayer 1, heat preservation compliance layer 2, ageing resistance layer 3, adjust luminance layer 4 and outer 5's setting, make this canopy membrane be the multilayer equipment, outer 5 and inlayer 1 main protection, heat preservation compliance layer 2, ageing resistance layer 3 and adjust luminance layer 4 main functions, make the canopy membrane practical effect of the device better, avoided the individual layer canopy membrane not only to protect the effect poor, and the very single problem of function, adopt PE layer or PVC mixed layer through outer 5, and PE layer or PVC layer have weatherability and waterproof performance, can protect the canopy membrane effectively and avoid the erosion of external environment such as ultraviolet ray, wind and rain. Simultaneously, these materials still have certain light transmissivity, can make light can see through the canopy membrane, provide sufficient sunshine for the plant in the canopy and shine, adopt PVC transparent thin film layer through thermal insulation pliable layer 2, PVC transparent thin film layer can transmit the aspect of below with light to realize transparent or semitransparent effect, simultaneously, PVC transparent thin film layer still has compliance and plasticity, can bend, stretch or warp as required, the practicality is stronger.
Working principle: through the setting of layer 4 adjusts luminance, play certain polymerization guide effect to the sunshine of irradiation, add the material that layer 4 all has transparent material of adjusting luminance, make the device's canopy membrane's light transmissivity stronger, through ageing resistance layer 3's setting, the ageing resistance of this canopy membrane has been improved, the life of this canopy membrane has been improved, through the setting of inlayer 1 and skin 5, the security when having improved this canopy membrane and using all carries out certain protection to the inside and outside of this canopy membrane, through the setting of thermal insulation flexible layer 2, effectually keep warm the vegetables in the big-arch shelter, make the vegetables grow better, adopt the transparent thin layer of PVC through thermal insulation flexible layer 2, the transparent thin layer of PVC can be with the light transmission to the aspect of below, thereby realize transparent or semitransparent effect, and possess crooked, tensile or warp effect.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. A multilayer covered greenhouse film comprising an inner layer (1), characterized in that: the upper surface of inlayer (1) is provided with thermal insulation flexible layer (2), the upper surface of thermal insulation flexible layer (2) is provided with ageing resistance layer (3), the upper surface of ageing resistance layer (3) is provided with layer (4) of adjusting luminance, the upper surface of layer (4) of adjusting luminance is provided with skin (5).
2. A multi-layered covered greenhouse film according to claim 1, wherein: the inner layer (1) adopts a PE layer or an EVA layer or a PE and EVA mixed layer, and the thickness of the inner layer (1) is 70-150 mu m.
3. A multi-layered covered greenhouse film according to claim 1, wherein: the heat-insulating flexible layer (2) adopts a PVC transparent film layer, and the thickness of the heat-insulating flexible layer (2) is 11-40 mu m.
4. A multi-layered covered greenhouse film according to claim 1, wherein: the dimming layer (4) adopts a liquid crystal layer, and the thickness of the dimming layer (4) is 11-40 mu m.
5. A multi-layered covered greenhouse film according to claim 1, wherein: the anti-aging layer (3) is a polymer layer, and the thickness of the anti-aging layer (3) is 11-40 mu m.
6. A multi-layered covered greenhouse film according to claim 1, wherein: the outer layer (5) adopts a PE layer or a PVC layer, and the thickness of the outer layer (5) is 70-150 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322214093.5U CN220511757U (en) | 2023-08-17 | 2023-08-17 | Multilayer-covered greenhouse film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322214093.5U CN220511757U (en) | 2023-08-17 | 2023-08-17 | Multilayer-covered greenhouse film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220511757U true CN220511757U (en) | 2024-02-23 |
Family
ID=89939887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322214093.5U Active CN220511757U (en) | 2023-08-17 | 2023-08-17 | Multilayer-covered greenhouse film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220511757U (en) |
-
2023
- 2023-08-17 CN CN202322214093.5U patent/CN220511757U/en active Active
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