CN203523435U - Non-bracket and large-span inflatable greenhouse structure with single film - Google Patents

Abstract

The utility model relates to the technical field of agriculture, in particular to a non-bracket and large-span inflatable greenhouse structure with a single film. The non-bracket and large-span inflatable greenhouse structure with the single film is simple in structure, convenient to use, large in covering area and capable of effectively improving growth of crops or vegetations. According to the technical scheme, the non-bracket and large-span inflatable greenhouse structure with the single film comprises the transparent film; the periphery of the transparent film is fixedly connected with the ground through fixing pieces; the transparent film is provided with a mechanical channel door, a staff channel, air inlet channels, an escape door, air outlets of energy storage channels and air outlet channels through flexible rubber bars; the air inlet channels are provided with insect prevention nets; air bags are transversely arranged on the transparent film at interval of 3-5m; the air bags are connected with a sunshade net through clamping grooves; the transparent film is connected with hot-air blowers and an intelligent control chamber through pipelines; the air outlets of the energy storage channels are connected with energy storage adjusting channels; the other ends of the energy storage adjusting channels are connected with air inlets of energy storage air flues; the transparent film is provided with a wire rope sleeved with PVC and is in a net shape; air inlet fans are arranged outside the insect prevention nets; inner circulating air inlet pumps are arranged on the air inlets of the energy storage air flues.

Description

A kind of without support wide span single layer film inflatable greenhouse structure

One, technical field:

The utility model relates to agricultural technology field, is specifically related to a kind of without support wide span single layer film inflatable greenhouse structure.

Two, background technology:

One), existing stent support (be referred to as hard thing support as hard materials such as steelframe, bamboo wood) greenhouse by solar heat is referred to as old-fashioned greenhouse by solar heat, has many disadvantages, be now summarized as follows:

1, the impact that is subject to rear wall of greenhouse height, slop protection material etc. is risen in old-fashioned greenhouse, can not be too high, and general super only 5 meters, indivedual cherry plantation greenhouse by solar heats are large under the pressure of tree height, have to spend huge sums and increase rear wall, to improve hard thing, support greenhouse by solar heat whole height.Highly not enough, just cause old-fashioned greenhouse space little, much agricultural machinery, Transport Machinery can not operate smoothly, and biotechnology, facility and Physical Agriculture technology, facility can not be put to good use, and cost of labor increases considerably, and operating efficiency is low.

2, the construction material that old-fashioned greenhouse by solar heat is supported by hard thing limits, and the span in greenhouse is generally in 10 meters, indivedual reinforced at 15 meters, but in the middle of needing, have upright supports; Common 8-10 rice.Narrow space makes warm indoor temperature and humidity, illumination successive difference obvious, plants the uniformity extreme difference of plant; Approximately 2 meters, forward position (south) width can not be planted by spacial influence completely, and meanwhile, due to excessively near apart from edge, winter temperature changes violent, and crop can not finely grow, and causes the waste of facility area.

3, the expenditure of construction of old-fashioned greenhouse by solar heat is very high, general 400-800 unit/square metre not etc., and girder steel bow member and supporting concrete basis, shutter, cotton-wadded quilt etc. account for 60%-70%, even higher.

4, the waste of the land area of old-fashioned greenhouse by solar heat is serious, and owing to receiving the needs of light, only about half of area can not cover, and can not well carry out open country plantation.

5, because space is less, winter air accumulation of heat is few, for keeping warm indoor temperature must cover the coverings such as cotton-wadded quilt, increased a large sum of facility expenses such as shutter, pipe crimping, but in the unusual trouble of sleety weather operation, machinery, apparatus failure rate are high, cost of labor increases severely, and the event of hurting sb.'s feelings happens occasionally.

6,, due to structural limitations, after in the north, during rainy season, continuous rainfall often causes old-fashioned greenhouse by solar heat, wall caves in, damages, and suffers heavy losses.

7, during Heavy snow; old-fashioned greenhouse by solar heat is because canopy is high and receive light angle limits; generally skiing (accumulated snow is landing automatically from film) difficulty; need labor cleaning, in cleaning not in time, when not in place, the phenomenon of accumulated snow compression failure canopy usually occurs; cooling in summer difficulty; main top lower ventilating opening ventilates, and usually has 35 degrees Celsius of above temperature noon and occurs, affects plant growth.

When 8, strong wind rises suddenly, air port closure not in time, not in place or have a little tearing port, can cause moment greenhouse integral membrane to start, tear rotten.

Two), the defect of existing greenhouse, shed

1, must there be row's column in a connection greenhouse every 6-8 rice, affects operating space.Be subject to material, design restriction, height is advisable with 6-8 rice, though the good cost of excessive height planting effect is high, generally can only does and show use.

2, a connection greenhouse space is narrow and small, air energy-storage difficulty, and intensification in winter, cooling in summer need to consume mass energy.

3, connection greenhouse sealing difficulty, rapid heat dissipation during Low Night Temperature in winter, additional heat needs mass energy, and the north, except producing high-grade plant, is difficult to bear producing cost economically.

4, a connection greenhouse must be used a large amount of heat energy to melt accumulated snow during heavy snow by drainpipe, to discharge, consume mass energy in the winter time.

5, connection a greenhouse construction need great deal of steel, construction cost is high, be generally 1200--1600 unit/square metre, what have is higher.Inflatable greenhouse reach same configuration only need 200-400 unit/square metre.

6, the connection of a rigid support greenhouse is subject to materials limitations, in the snow melting of heavy snow weather, can cause the phenomenon that collapses not in time, and the crop of inside plantation is shone into impact.In windy season, usually because being not closed completely temporarily, blow door and window, ventilating opening etc. cause the infringement such as lift top, tear.

Three, utility model content:

The utility model is in order to solve the weak point in above-mentioned background technology, provides that a kind of it is simple in structure, easy to use without support wide span single layer film inflatable greenhouse structure, and area coverage is large, can effectively improve the growth of crops or vegetation.

For achieving the above object, the technical solution adopted in the utility model is: 1, a kind of without support wide span single layer film inflatable greenhouse structure, comprise hyaline membrane, it is characterized in that: the surrounding of described hyaline membrane is fixedly connected with ground by fixture, on described hyaline membrane, by flexible rubber rod, be provided with mechanical access door, personnel channel, air intake passage, emergency exits, accumulation of energy passage gas outlet and air exhaust passage, on described air intake passage, be provided with fly net, described every 3-5 rice, hyaline membrane top is horizontally arranged with air bag, air bag is connected with sunshade net by draw-in groove, on hyaline membrane, by pipeline, be connected with air-heater and Based Intelligent Control chamber, on described accumulation of energy passage gas outlet, be connected with accumulation of energy and regulate passage, accumulation of energy regulates the other end of passage to be connected with accumulation of energy air channel air inlet, the cable wire that is provided with overcoat PVC on described hyaline membrane reticulates, described fly net is outside equipped with air intake fan, on described accumulation of energy air channel air inlet, be provided with interior circulation air intake air pump.

Described fly net is double-deck 40 order fly nets.

It when described hyaline membrane is propped up, is highly 1/3rd to 1/2nd of width.

Described air-heater is provided with 1-4 platform.

Described air intake passage is provided with 4-6.

Compared with prior art, the advantage and the effect that the utlity model has are as follows:

1, canopy height is large, and length generally can reach 500 meters of left and right, the longest upper km, and span generally can reach in 20-30 rice, and maximum can reach 80 meters, and maximum height can reach 25 meters, is generally 5-15 rice, and canopy body is interior without any support; Old-fashioned greenhouse by solar heat, the narrow and small whole disadvantages brought of a connection greenhouse space have been broken away from huge space, and big machinery, haulage vehicle, agricultural installations are used unrestricted in greenhouse; Biotechnology, facility, Physical Agriculture technology, facility can be used easily, have greatly reduced labour cost;

2, the greenhouse by solar heat of transformation has retained that old-fashioned greenhouse by solar heat daylighting is good, the advantage of cob wall accumulation of energy, has greatly improved the facility utilization rate in soil;

3, increased underground energy-accumulation air channel, made the solar energy major part on daytime take underpass to by wind and store, when need night, slowly discharged.More old-fashioned greenhouse by solar heat accumulation of energy only depend on body of wall accumulation of energy or existing greenhouse by heating hand-held heating load many again a set of accumulation of energy system.Underground energy-accumulation air channel regulates greenhouse air temperature, humidity simultaneously, and daytime cooling (solar energy savings) slowly discharges the heat of saving daytime in air channel when night, indoor air temperature was lower than soil temperature.More former old-fashioned greenhouse by solar heat accumulation of energy increases about 2-5 doubly (depending on underground air duct area, volume, the degree of depth);

4, underground air duct can be transmitted to ground in extreme weather underground heat during as continuous rain, snow, thick weather, to a certain degree avoids destructive freeze injury;

5, to all standing of greenhouse by solar heat back wall, solved the damage phenomenon of continuous rainy weather, back wall covers with special reflectorized material summer in the south, has reduced thermal energy storage, is beneficial to night cooling;

6, transformed greenhouse by solar heat does not need outside cotton-wadded quilt to cover, and has saved the facilities such as cotton-wadded quilt, shutter, roll bar, has greatly increased the safety in greenhouse;

7, air intake, air exhaust passage in inflatable greenhouse, have been designed, the gentle breeze that has by day a 1-5 meter per second upper and lower (different according to crop) is into and out of flowing between air port, leaf photosynthesis function is increased, crop yield, quality improve (as strawberry can increase by 30% above output), air intake is by two pass 40 order fly nets, make extraneous harmful insect isolated, in greenhouse, insect population quantity significantly declines; It is very fast that gentle breeze scatters and disappears blade face moisture content, is beneficial to transpiration, and low air humidity makes pathogenic germ growth retardation simultaneously, and disease incidence declines; Below just determined can carry out disease and pest control by biopesticide, preparation and biological control way in greenhouse, formed pure green production system sealing, that press close to organic production standard most;

The gentle breeze that enters greenhouse makes the inside and outside gas concentration lwevel in greenhouse be able to balance, for increasing production, increasing income with quality-improving and lay a good foundation;

8, inflatable greenhouse construction cost is low, the costs of equipment such as cotton-wadded quilt, roller blind system of old-fashioned greenhouse girder steel (hard thing support), greenhouse by solar heat have been saved, the expenses such as rear wall bank protection, rear wall top water-proofing treatment, surrounding concrete basis, approximately the 20--40% of old-fashioned greenhouse by solar heat construction cost, the 30-40% in old-fashioned greenhouse

9, install, dismantle simply, containing every 300 meters long * 40 meters wide * 12 meters high of civil engineering, within 3 days, can complete;

10, be equipped with special-purpose shade net gas cell is installed, can simple and easy sunshade net be installed at summer high temperature weather, fixing on capsule, film is separated with shade net;

11, running cost is low, and under inflated condition, the greenhouse of 300 meters long * 40 meters wide * 12 meters high needs 2 one kilowatt of air pumps 3-4 hour that operates at full capacity one day night, and 6-8 degree electricity can maintain normal operation;

12, Heavy snow weather, there is minus 20 degrees situation Celsius in temperature, 300 meters * 40 meters * 12 meters high inflatable greenhouses need to be equipped with auxiliary the heating of fuel oil (electricity, coal) air-heater of 10 kilowatts of 2-4 platforms, can guarantee that two layers of air themperature under covering are more than 8 degrees Celsius, crop can be ridden out extreme weather;

Low temperature in subzero 10-15 degree Celsius on canopy in crop substantially there is no impact, use simple two layers of covering just can make crop leave on pass, except special requirement, do not need hot-blast stove to assist and heat;

13, heavy snow weather, due to the design of inflatable greenhouse peach-shaped top, the very fast landing of the accumulated snow of inflatable greenhouse ceiling, does not need manually to go up ceiling and clears the snow, and only need to transport accumulated snow in bottom, has significantly saved the snow melt energy.

14, strong wind weather, because canopy body integral body is flexible structure, under certain canopy internal gas pressure state, canopy body rocks with the wind, clears up wind energy, and flexible fixedly wirerope is controlled whole canopy type structure, and strong wind is on the not impact of canopy body.300 meters long * 40 meters wide * 12 meters designs can reach anti-hurricane standard;

15, space is large, and span is large, makes north and south produce homogeneity of product strong, in good order, has broken away from the large defect of old-fashioned greenhouse by solar heat north and south product differentiation;

16, the greenhouse by solar heat of transformation utilizes back wall to support, at the suitable relevant position setting support in south, greenhouse, two layers of thermal screen can be installed, electric rolling, be beneficial to the production of surviving the winter winter, some crops are as the strawberry production of can not heating in northern China most areas;

17, safe, during power failure, seal gas outlet and personnel's inlet/outlet, mechanical inlet/outlet completely, can maintain 8-12 hour structure indeformable; While there is accident, open all passages, gas outlet, the landing of canopy body needs just can fall completely for 2-3 hour, and personnel have enough escape time.

18, there is the breakage etc. of film, use light instrument to repair easily.

Four, accompanying drawing explanation:

Fig. 1 is structural representation of the present utility model;

Fig. 2 is vertical view of the present utility model;

Fig. 3 is the distribution map of the utility model cable wire;

Fig. 4 is ground leeward passage simple type generalized section;

Fig. 5 is the reinforced generalized section of underground ventilation;

Fig. 6 is air bag and outer shade net distribution map;

Reference numeral: 1-hyaline membrane, 2-personnel channel, 3-mechanical access door, 4-fly net, 5-accumulation of energy passage gas outlet, 6-Based Intelligent Control chamber, 7-air bag, 8-shade net, 9-air-heater, 10-air intake passage, 11-air exhaust passage, 12-accumulation of energy regulates passage, 13-emergency exits, 14-accumulation of energy air channel air inlet, 15-atomization temp .-lowering humidifier, the cable wire of 16-overcoat PVC, 17-air intake fan, 18-interior circulation air intake air pump.

Five, embodiment:

Below in conjunction with the drawings and specific embodiments, the utility model is elaborated:

Referring to Fig. 1, Fig. 2 and Fig. 3: a kind of without support wide span single layer film inflatable greenhouse structure, comprise hyaline membrane 1, the surrounding of described hyaline membrane 1 is fixedly connected with ground by fixture, on described hyaline membrane 1, by flexible rubber rod, be provided with mechanical access door 3, personnel channel 2, air intake passage 10, emergency exits 13, accumulation of energy passage gas outlet 5 and air exhaust passage 11, on described air intake passage 10, be provided with double-deck 40 order fly nets 4, described air intake passage 10 is provided with 4-6, described every 3-5 rice, hyaline membrane top is horizontally arranged with air bag 7, air bag 7 is connected with sunshade net 8(referring to Fig. 6 by draw-in groove), on hyaline membrane 1, by pipeline, be connected with 1-4 platform air-heater 9 and Based Intelligent Control chamber 6, described air-heater 9 has 4 10 kilowatts of hot-blast stoves at 300 meters of * 40 meters of * 12 meters of standard configurations, on described accumulation of energy passage gas outlet 5, be connected with accumulation of energy and regulate passage 12, accumulation of energy regulates the other end of passage 12 to be connected with accumulation of energy air channel air inlet 14, the cable wire 16 that is provided with overcoat PVC on described hyaline membrane 1 reticulates, described fly net is outside equipped with air intake fan 17, on described accumulation of energy air channel air inlet 14, be provided with interior circulation air intake air pump 18, it when described hyaline membrane 1 is propped up, is highly 1/3rd to 1/2nd of width, in the described hyaline membrane of propping up 1, be provided with atomization temp .-lowering humidifier 15.

Operation mechanism of the present utility model is:

A, Based Intelligent Control chamber (powerhouse) send instruction according to probe data, make to inflate fan (17) or inflation air pump inflation, maintain certain canopy inner air and outer air pressure, with draught head, support whole canopy body structure.

B, single-layer and transparent adventitia are unique one deck greenhouse adventitias, its outside becomes network control canopy body structure with cable wire (16) cloth of pvc parcel, adventitia can not be popped by air pressure inside, and under strong wind, heavy snow state, in canopy, aeration quantity (air pressure) increases, and canopy body is still firm.

C, outside air are blown in canopy by double-deck 40 order fly nets by fan, substantially stop outside insect and enter.

D, in summer, utilize independently tubbiness (diameter 0.5-0.8 rice after inflation) one cross direction profiles of outer air bag interval 3-5 rice (depending on sunshade net quality) in adventitia outside, to be fixed on separately on the mooring anchor of bottom, external sunshade square is on air bag, with draw-in groove, fix, directly do not contact with adventitia.

E, all mooring anchors are fixed on concrete basis or on easy earth anchor.

F, personnel and motor vehicles and machines passage can be opened greatly, open little or close according to weather temperature conditions, when too high or too low for temperature in the external world, close personnel, mechanical passage, by Based Intelligent Control chamber, use exhaust outlet exhaust, open underground energy-accumulation passage (referring to Fig. 4 and Fig. 5) and interior circulation simultaneously and add compression pump, make to enter that the gas in greenhouse is all or part of by underground energy-accumulation passway, enters that canopy body is underground carries out heat exchange, by accumulation of energy passage gas outlet, discharged again the temperature of gas in bidirectional modulation canopy.

G, the coldest season in the winter time, by Based Intelligent Control chamber, start external hot wind furnace and increase temperature in canopy; Meanwhile, for making humidity in canopy be suitable for plant growth, Based Intelligent Control chamber starts atomizing humidifier and controls humidity in canopy.

H, in the hottest season in summer, Based Intelligent Control chamber starts independently gas generator for air bag, after airbag aeration, the artificial external sunshade net of laying, is fixed on air bag with draw-in groove; Meanwhile, Based Intelligent Control chamber is according to Probe humidity sensing data, damping device in priming chamber.

The course of work of the present utility model, operation principle and working method etc.

1) course of work, working method

A, by certain inner and outer air pressure, support inflatable greenhouse.

B, utilize underground air passage from outside suck air, slowly supplement into inflatable greenhouse; Utilize exhaust outlet suitably to control flow and slowly discharge air.

In C, maintenance inflatable greenhouse, gentle breeze flows, general 1-5 meter per second.

D, by Based Intelligent Control chamber, control inflation, capacity, when strong wind, snow weather, control exhaust outlet flow, stablize canopy internal gas pressure, utilize interim warming-up device to keep the interior basal temperature of canopy, utilize two layers of curtain to maintain plant growth.

E, utilize biotechnology, physical technique disease and pest control.

F, utilize large-scale agricultural machinery to plant operation.

G, the inside and outside gas pressure in the control greenhouse, Based Intelligent Control chamber that utilizes calculator, sensing point, frequency conversion electrical equipment to form.

2) operation principle

After A, in-site measurement, go out design, improvement inflation greenhouse by solar heat is built east-west 1 meter of high cob wall of thick 3-4 rice, and mechanically actuated, does surrounding basis, utilizes canopy inner and outer air pressure to support greenhouse booth body structure.Newly-built inflatable greenhouse south-north direction is built foundation concrete structure or press mold ditch.

B, the block membrane structure of on-the-spot splicing, press mold are fixed, are inflated; After inflation by the fixing film overall structure of the outer cable wire of film.

C, utilize air slightly flow to promote plant growth, reduce damage by disease and insect.

D, utilize large space, build simple and easy two layers of curtain, guarantee to survive the winter production.

E, utilize rear wall of greenhouse, leeward passage savings heat, regulate warm indoor air temperature.

F, extreme weather utilize outer gas-bag system to lay shade net lower summer, utilize winter Mobile hot air machine to supplement basal temperature.

Under normal circumstances, 300 meters of * 40 meters of * 12 meters of greenhouses are used 21 kilowatt blower fan 2-4 platform, and every day, work in 4-6 hour can maintain overall structure in canopy at full capacity.

3) operating process

A, according to the topography and geomorphology at scene, built greenhouse, area etc., sketch the contours of four locations.

B, according to four locations, design the basic sizes such as greenhouse length, the position etc. of powerhouse position, door

C, according to the Planting Years of wish kind plant, set kind, the service life of film, guarantee the normal use at Planting Years inner membrance.If rose is 7 years, tomato is that 1 year, cherry are 20 years. general minimum setting is used 3 years.

D, according to four locations, design width and be height more than one times, thing length is controlled at 500 meters with interior framework; According to peach-shaped principle, design the rising of greenhouse, side high (shoulder height), length; According to triangle joining method, design shape, the piece number of greenhouse two terminal membranes.

E, according to greenhouse height, width, length, arch extrapolate inflation after gas volume, by 30 minutes blow-up greenhouses, calculate power of fan, air output, design air port size.

F, by local maximum quantity of wind, extrapolate external pressure cable wire rugosity, density, be generally storm with interior, 40 meters with interior span, two meter one, steel wire rope specification is as follows respectively:

G, by the physical length of heaving rear greenhouse shape and measure cable wire per pass, leave 5% leeway, on-the-spot cutting, cuts out rear machinery parcel PVC material.

H, by design drawing, put anchor position definitely, fixed building is beaten 40*50 to 80*120 yardstick concrete pile foundation; Interim or greenhouse by solar heat transformation building is dug fixedly ditch.

Claims (5)

1. one kind without support wide span single layer film inflatable greenhouse structure, comprise hyaline membrane (1), it is characterized in that: the surrounding of described hyaline membrane (1) is fixedly connected with ground by fixture, described hyaline membrane (1) is upper is provided with mechanical access door (3) by flexible rubber rod, personnel channel (2), air intake passage (10), emergency exits (13), accumulation of energy passage gas outlet (5) and air exhaust passage (11), on described air intake passage (10), be provided with fly net (4), described every 3-5 rice, hyaline membrane top is horizontally arranged with air bag (7), air bag (7) is connected with sunshade net (8) by draw-in groove, hyaline membrane (1) is upper is connected with air-heater (9) and Based Intelligent Control chamber (6) by pipeline, on described accumulation of energy passage gas outlet (5), be connected with accumulation of energy and regulate passage (12), accumulation of energy regulates the other end of passage (12) to be connected with accumulation of energy air channel air inlet (14), the cable wire (16) that is provided with overcoat PVC on described hyaline membrane (1) reticulates, described fly net is outside equipped with air intake fan (17), on described accumulation of energy air channel air inlet (14), be provided with interior circulation air intake air pump (18).

2. according to claim 1 a kind of without support wide span single layer film inflatable greenhouse structure, it is characterized in that: described fly net (4) is double-deck 40 order fly nets.

3. according to claim 1 and 2 a kind of without support wide span single layer film inflatable greenhouse structure, it is characterized in that: when described hyaline membrane (1) is propped up, be highly 1/3rd to 1/2nd of width.

4. according to claim 3 a kind of without support wide span single layer film inflatable greenhouse structure, it is characterized in that: described air-heater (9) is provided with 1-4 platform.

5. according to claim 4 a kind of without support wide span single layer film inflatable greenhouse structure, it is characterized in that: described air intake passage (10) is provided with 4-6.

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