CN1326668A - Single or double layer suspending air room thermal insulation greenhouse film and mold - Google Patents
Single or double layer suspending air room thermal insulation greenhouse film and mold Download PDFInfo
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- CN1326668A CN1326668A CN00118411A CN00118411A CN1326668A CN 1326668 A CN1326668 A CN 1326668A CN 00118411 A CN00118411 A CN 00118411A CN 00118411 A CN00118411 A CN 00118411A CN 1326668 A CN1326668 A CN 1326668A
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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 suspending air room greenhouse film consists of upper layer film, lower layer film and separating film formed in one-step blow molding. The mold includes a middle mold body fixed with regulating screw bolts between the upper mold body and the lower mold body and the crew bolts are used to regulate the thickness of the film through regulation of the interval. The structure of the present invention includes surface layer of tensional thick film to bear the outer negative effect, thinner lower layer film and separating film with relatively larger area. It is a naturally suspended air room structure with balanced air pressure, stable air layer thickness and stable performance.
Description
The present invention relates to a kind of round-the-clock, daylighting good, efficient energy-saving heat-preservation and can extensively be connected a kind of single, double layer suspending air room thermal insulation greenhouse film and the mould thereof of conventional and all kinds of Multifunction greenhouse frame structures.
Existing universal all kinds of greenhouses all adopt individual layer canopy film to add covering Pu curtain (cotton-wadded quilt, straw screen or mat) and are incubated, heat insulation effect is better, put the Pu curtain respectively once but need roll up every day, act without fail, this work is the most numerous and diverse thing of vegetable grower, especially easily form harm in wind, rain, snow sky, the bilayer inflation canopy film of being promoted by Langfang Ninth Heaven agricultural engineering company (hereinafter to be referred as aerated film) can overcome these deficiencies effectively recently.Its principle be aerating device is connected that heat-insulation layer (airflow layer) is kept in power supply continuous charge in the middle of the air film thus thickness realize that no obducent gas-bearing formation is incubated.And heat insulation effect is better.But the problem that exists is that aerated film is had relatively high expectations to the air-tightness of material, when mounted to scaffolding structure and required precision strictness, whenever a certain partially perforation of inflating film body will directly influence its heat-insulating property.Secondly promoting has certain limitation, and in China rural area, it is convenient that power supply can not resemble city, the factory, and aerating device power supply nearby uses, and needs night every day continuous charge consume a certain amount of electric energy and realizes insulation.Like this, the result that accidental power failure or electric utility fault cause at the night in midwinter is inconceivable.
The objective of the invention is at the deficiencies in the prior art, design and need not conventional covering; Need not the repetition bookkeeping: need not power consumption; Need not a kind of single, double layer suspending air room thermal insulation greenhouse film and the mould thereof of aerating device.
The objective of the invention is to take following measure to realize:
A kind of single, double layer suspending air room thermal insulation greenhouse film and mould, wherein the feature of single, double layer suspending air room thermal insulation greenhouse film is:
1. double-deck outstanding air chamber canopy film: upward outstanding air chamber is made of upper layer film and barrier film, and following outstanding air chamber is made of barrier film and lower membrane, the outstanding up and down air chamber of independence that double-deck several the mutual dislocation of fabric width b apportion are crosslinked;
2. the outstanding air chamber canopy film of individual layer: outstanding air chamber is made of upper layer film, barrier film and lower membrane, the outstanding air chamber of fabric width b apportion individual layer several, gas pay thickness can be shown the width of barrier film.
Middle die body is positioned between upper die body and the lower mold body by regulating bolted, regulate the thickness that the size in die body gap realizes rete by regulating bolt, the major ingredient runner is arranged, homocline is arranged on every side in the bottom of mould, in the middle of middle die body the distribution duct being arranged, is air distribution hole in its outer end.
Single, double layer suspending air room canopy film is a blow molding.
The width of each outstanding air chamber unit is 100～350 millimeters.
Distance is 20～200 millimeters to the insulation gas pay thickness from top layer to bottom.
The total fabric width of canopy film is 5～15 meters.
Outstanding air chamber upper epidermis is a tensioning type thick film; Its thickness is 0.06～0.2 millimeter.
Canopy film of the present invention can be used with conventional greenhouse and all kinds of multi-functional greenhouse or other greenhouse canopy body.
The present invention has made full use of the characteristics of air dielectric, and the section structure of plastic greenhouse film is designed to a kind of structure with the outstanding air chamber of individual layer (two film lists every) and double-deck outstanding air chamber (two films pair every).It is crosslinked that outstanding air chamber unit keeps individual layer crosslinked or double-deck dislocation arranged side by side in this structure, the width of each outstanding air chamber unit is 100～350 millimeters, being the nature overhang after outstanding air chamber opens forms and to have the single, double insulation gas-bearing formation of good stability and keep all the time, promptly distance is 30～200 millimeters to this insulation gas pay thickness from top layer (extexine) to bottom, the total fabric width of canopy film can be 5～15 meters, and length will be according to the structure section production of infinitely postponing.
Structure of the present invention is special, the fabric width broad, and the effect difference of every layer film, the thickness difference, the width interval difference, and need produce continuously.Therefore, the main body that is used for producing blow mold of the present invention is by upper die body, and middle die body and lower mold body are formed.Gap between each die body can be regulated, and promptly can regulate and control the thickness of each tunic, and the moulding of single, double layer suspending air room and basic size are mainly controlled by middle die body.In the stream stockline (mouth) of each outstanding air chamber unit and distribution road independence apportion and take their own roads in the die body structure.Imitate configuration thereby rationally separate gentle being pressed with between the outstanding air chamber in each unit of finishing single, double layer suspending air room canopy film, the present invention is added by raw material hot-extrudablely rete and outstanding thickness of gas are rationally regulated and realize that the performance requirement of product carries out a blow molding through mould.
Effect of the present invention:
The present invention through the design people in September, 99 two places so far experimental field on probationly among a small circle draw following result:
(1) have good heat-insulating property: with 2 000 on March 6, be example, the gas-bearing formation gross thickness only was 10 millimeters of equal thick less thaies at that time, it is according to identical with it, the outdoor minimum temperature-17 of effect of Pu curtain cover part ℃, be minimum 0 ℃ in two greenhouses, can be if the gas-bearing formation gross thickness is increased to 20～200 millimeters its heat insulation effects more as superior.
(2) the new monofilm of daylighting effect is poor slightly, but monofilm is put the Pu curtain because of volume and cut and spot take place can be influenced its lighting performance and make close between the two, and outstanding air film can be overcharged the all-weather scattering light source that covered beyond the Pu curtain time by monofilm and does additional, thereby outstanding air film can satisfy the photosynthesis effect of crop, also confirmed this point in process of the test.
(3) the present invention can be connected use mutually with the scaffolding structure of conventional greenhouse and all kinds of multi-functional greenhouse or other insulation canopy body.
(4) cost cost of the present invention has only conventional Pu curtain to cover 90% of greenhouse
The present invention's (double-deck outstanding air film)
Monofilm+(thin curtain+stay cord) ÷ 4 years=90% also can save the labor wage that every day, volume was put the Pu curtain, saves all kinds of body of wall expenses in greenhouse and body of wall is shared and shading light part soil effective area, improves land utilization rate more than 30%.This conventional Pu curtain greenhouse has the ability of higher wind resistance, rain, snow disaster evil.
(5) cost of the present invention is compared with aerated film and is had only 1/5th.That is: 10-12 yuan/meters of the aerated film quotations of 2 yuan of/meter 2 Langfang Ninth Heaven companies of the present invention (double-deck outstanding air film)
2, use the present invention can save used aerating device of aerated film and the power consumption of every day.
(6) the present invention is after installing, and outstanding air chamber opened be the single, double insulation gas-bearing formation that the nature overhang just can form good stability and keep all the time, can't influence its heat-insulating property because of certain layer of somewhere breakage perforate, and aerated film is quite different.
(7) pattern of farming of former revolutionary bases, minority-inhabited areas, frontier areas and poverty-stricken areas can be improved in the scope of the applying of the present invention place that can be any suitable agricultural planting.
(8) the present invention makes the plantation extension of limitation in arable land because of its good heat insulation effect, implements the production of all-weather high-efficiency agriculture, has improved the reasonable availability of land resources better.
Many advantages of outstanding in sum air film, suit fully China develop the great Northwest at present and concede the land to forestry develop eco-agriculture, the growth requirement of a series of policies of high-efficiency agriculture, be a kind of green foundation stone that can make China's agricultural realize sustainable development path.
Accompanying drawing and drawing explanation
Fig. 1 is the double-deck outstanding air chamber canopy membrane structure schematic diagram of the present invention;
Fig. 2 is the outstanding air chamber canopy membrane structure schematic diagram of individual layer of the present invention;
Fig. 3 is blow molding mould cutaway view of the present invention.
Below in conjunction with accompanying drawing the invention process is described in further detail:
Fig. 1 is the double-deck outstanding air chamber canopy film of the present invention, wherein going up outstanding air chamber [1] is made of upper layer film [2] and barrier film [3], outstanding air chamber [5] is made of barrier film [3] and lower membrane [4] down, in double-deck several the mutual dislocation of fabric width b the apportion crosslinked outstanding air chamber [1] of independence and [5], distance C between upper layer film [2] and the lower membrane [4] is the gas-bearing formation gross thickness, and L is the length that infinitely postpones.
Fig. 2 is the outstanding air chamber canopy film of individual layer of the present invention, and outstanding air chamber [1] is made of upper layer film [2], barrier film [3] and lower membrane [4], fabric width b apportion individual layer hang air chamber [1] several, gas pay thickness can be shown the width of barrier film [3], L is the length that infinitely postpones.
Fig. 3 is a blow molding mould cutaway view, wherein middle die body [2] is by regulating fastening being positioned between patrix [1] and the lower mold body [3] of bolt [7], regulate the thickness that the size in die body gap can realize rete by regulating bolt, blow mold of the present invention can be regulated the thickness and the gas pay thickness of each layer film.Its operation principle is for working as the resin materials flow through major ingredient runner [4], flow into homocline road [6] again, after homocline, flow through respectively in the gap that die body [2] and lower mold body [3] set in the upper die body [1], after materials flow is full of whole gaps, promptly form the effective basic base of several outstanding air chamber unit, compressed air is blown into distribution road [5], the air distribution hole [8] of corresponding several and outstanding air chamber coupling, compressed air is blown into each outstanding air chamber unit, steep the crosslinked big film bubble of forming thereby form one by several outstanding cameral mantles, this big mould bubble launches to be the present invention.
Embodiment:
The present invention used in Dong Yuan township, suburb, packet header according to test first on the spot in September, 99.The experiment greenhouse is a bamboo frame structure, long 40 meters, according to long 40 meters of part monofilm Pu curtain structure, varieties of plant is a cucumber, heat insulation effect is obvious, the daylighting effect has objection because of cucumber virus, will carry out daylighting and contrast test 202 farmers of factory of Ministry of Nuclear Industry in November, 99, the experiment greenhouse is a steel frame construction, long 20 meters, thickness is 0.15 millimeter, all thick 10 millimeters of gas pay thickness, the daylighting condition can satisfy the photosynthetic effect of crops, and the aerated film of Ninth Heaven agricultural engineering company is applied and also proved this point.
Through twice strange land evidence, the present invention only need keep gas-bearing formation, and all thick 10 millimeters just can to cover the heat insulation effect of Pu curtain with conventional monofilm suitable, that is to say, increasing outstanding gas-bearing formation gross thickness to 20 millimeter or when bigger, its heat insulation effect far is more than the effect that monofilm covers the Pu curtain, and utilizes electric energy to drive aerating device than aerated film to be incubated and to have more energy-conservation well, the effect of reducing investment outlay and application fields.The present invention is incubated because of having reliable and stable maintenance outstanding gas-bearing formation all the time, and not influenced by extraneous factor, can not form and resemble the aerated film result who lost efficacy because of power failure or perforate, and the independent mutually cross-ventilation that do not take place between the outstanding air chamber unit wherein, heat leakage is few, especially double-deck outstanding air chamber canopy film is better than the insulation of the outstanding air chamber canopy of individual layer film, and is more superior than aerated film.
Advantage of the present invention is: simple in structure, easy to use, need not covering, and need not the repetition bookkeeping, need not Power consumption need not aerating device, can be at any suitable agricultural planting, and forest seedling nursing, it is complete to cultivate the fields such as warm canopy Face is applied.
Claims (8)
1, a kind of single, double layer suspending air room thermal insulation greenhouse film and mould, wherein the feature of single, double layer suspending air room thermal insulation greenhouse film is:
1. the double-deck air chamber canopy film that hangs: upward outstanding air chamber [1] is made of upper layer film [2] and barrier film [3], and following outstanding air chamber [5] is made of barrier film [2] and lower membrane [3], the outstanding up and down air chamber [1] of independence and [5] that double-deck several the mutual dislocation of fabric width b apportion are crosslinked;
2. the outstanding air chamber canopy film of individual layer: outstanding air chamber [1] is made of upper layer film [2], barrier film [3] and lower membrane [4], fabric width b apportion individual layer hang air chamber several, gas pay thickness can be shown the width of barrier film [3].
2, a kind of mould of single, double layer suspending air room thermal insulation greenhouse film, it is characterized in that: middle die body [2] is by regulating fastening being positioned between upper die body [1] and the lower mold body [3] of bolt [7], regulate the thickness that the size in die body gap realizes rete by regulating bolt, major ingredient runner [4] is arranged in the bottom of mould, homocline road [6], in the middle of middle die body [2] distribution duct [5] being arranged, is air distribution hole [8] in its outer end.
3, canopy film according to claim 1 and mould is characterized in that: single, double layer suspending air room canopy film is a blow molding.
4, canopy film according to claim 1 is characterized in that: the width of each outstanding air chamber unit is 100～350 millimeters.
5, canopy film according to claim 1 is characterized in that: distance is 20～200 millimeters to the insulation gas pay thickness from top layer to bottom.
6, canopy film according to claim 1 is characterized in that: the total fabric width of canopy film is 5～15 meters.
7, canopy film according to claim 1 is characterized in that: outstanding air chamber upper epidermis is a tensioning type thick film: its thickness is 0.06～0.2 millimeter.
8, canopy film according to claim 1 is characterized in that: canopy film of the present invention can be connected use mutually with the scaffolding structure of conventional greenhouse and all kinds of multi-functional greenhouse or other insulation canopy body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001184113A CN1199555C (en) | 2000-06-05 | 2000-06-05 | Single or double layer suspending air room thermal insulation greenhouse film and mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001184113A CN1199555C (en) | 2000-06-05 | 2000-06-05 | Single or double layer suspending air room thermal insulation greenhouse film and mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1326668A true CN1326668A (en) | 2001-12-19 |
| CN1199555C CN1199555C (en) | 2005-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001184113A Expired - Fee Related CN1199555C (en) | 2000-06-05 | 2000-06-05 | Single or double layer suspending air room thermal insulation greenhouse film and mold |
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| Country | Link |
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| CN (1) | CN1199555C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102396404A (en) * | 2011-11-30 | 2012-04-04 | 周桐忠 | Inflatable greenhouse film |
| CN102642369A (en) * | 2012-04-16 | 2012-08-22 | 芜湖尚唯汽车饰件有限公司 | Automobile hat rack die |
| US8613589B2 (en) | 2008-03-31 | 2013-12-24 | Pebble Bed Modular Reactor (Pty) Limited | Thermal insulation structure for structural member, and scroll structure |
| CN104855173A (en) * | 2015-04-23 | 2015-08-26 | 盐城工学院 | Upright-free frameless nursery greenhouse |
| CN106005486A (en) * | 2016-07-25 | 2016-10-12 | 张峰 | Spacecraft capsule space farm |
| CN113348918A (en) * | 2021-07-24 | 2021-09-07 | 山东齐昊新能源科技有限公司 | Air source heat pump system for planting greenhouse |
-
2000
- 2000-06-05 CN CNB001184113A patent/CN1199555C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8613589B2 (en) | 2008-03-31 | 2013-12-24 | Pebble Bed Modular Reactor (Pty) Limited | Thermal insulation structure for structural member, and scroll structure |
| CN102396404A (en) * | 2011-11-30 | 2012-04-04 | 周桐忠 | Inflatable greenhouse film |
| CN102642369A (en) * | 2012-04-16 | 2012-08-22 | 芜湖尚唯汽车饰件有限公司 | Automobile hat rack die |
| CN102642369B (en) * | 2012-04-16 | 2014-07-09 | 芜湖尚唯汽车饰件有限公司 | Automobile hat rack die |
| CN104855173A (en) * | 2015-04-23 | 2015-08-26 | 盐城工学院 | Upright-free frameless nursery greenhouse |
| CN106005486A (en) * | 2016-07-25 | 2016-10-12 | 张峰 | Spacecraft capsule space farm |
| CN106005486B (en) * | 2016-07-25 | 2018-06-19 | 张峰 | Spacecraft capsule cabin space farm |
| CN113348918A (en) * | 2021-07-24 | 2021-09-07 | 山东齐昊新能源科技有限公司 | Air source heat pump system for planting greenhouse |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1199555C (en) | 2005-05-04 |
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Granted publication date: 20050504 Termination date: 20100605 |