CN201733671U

CN201733671U - Spherical greenhouse

Info

Publication number: CN201733671U
Application number: CN201020285790XU
Authority: CN
Inventors: 杨海林
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-10
Filing date: 2010-08-10
Publication date: 2011-02-09
Anticipated expiration: 2020-08-10

Abstract

The utility model discloses a spherical greenhouse. The outer profile of a greenhouse frame is hemispherical. The greenhouse frame is formed by combining a plurality of triangular mesh bodies. The outer profile is either hemispherical or semi-elliptical or semi-oblate spherical. The utility model provides the spherical greenhouse with high light transmission, high thermal insulation, high stability and high pressure resistance.

Description

A kind of spherical green house

Technical field

The utility model relates to a kind of agriculture in greenhouse facility field, relates in particular to a kind of spherical green house.

Background technology

The greenhouse (greenhouse) claim greenhouse again.Can printing opacity, insulation (or heating), be used for the facility of cultivated plant.In the season that is not suitable for plant growing, can be provided breeding time and increase output, be used for plant cultivation such as low temperature season warm season vegetable, flowers, forest more or grow seedlings etc.The kind in greenhouse is many, can be divided into many types again according to different roof truss material, lighting material, profile and the condition of heating etc., as glass greenhouse, plastic green house; Single-ridgepole glasshouse, attached-greenhouse; Single roofing greenhouse, two roofings greenhouse; Heat greenhouse, unheating hothouse etc.Greenhouse structure should seal insulation, but should be convenient to aeration-cooling.Have the equipment of conditions such as control temp. and humidity, illumination in the modern greenhouse, control the required optimal environmental condition of creation plant automatically with computer.

1. the light transmission in greenhouse

The greenhouse is a daylighting building, thereby light transmittance is to estimate one of the greenhouse light transmission basic index.Light transmittance is meant the quantity of illumination in the greenhouse into and the percentage of the outdoor quantity of illumination.The greenhouse light transmittance is subjected to the influence of greenhouse printing opacity cladding material light transmission and Keelof green house shadow factor, and along with the difference of Various Seasonal solar radiation angle, the light transmittance in greenhouse is also changing at any time.The height of greenhouse light transmittance just becomes plant growth and selects the direct acting factor of plantation crop varieties.Generally, connect a plastic green house 50%～60%, the light transmittance of glass greenhouse is 60%～70%, and greenhouse by solar heat can reach more than 70%.

2. the heat-insulating property in greenhouse

The power consumption of heating is the major obstacle of greenhouse winter operation.Improving the heat-insulating property in greenhouse, cut down the consumption of energy, is the direct approach that improves the hothouse production benefit.The insulation in greenhouse is than being a basic index weighing the greenhouse heat-insulating performance.Greenhouse heat-insulating is than being meant the ratio of the bigger greenhouse building enclosure area coverage of less greenhouse light transmissive material area coverage of thermal resistance and thermal resistance with ground area sum.Be incubated greatlyyer, illustrate that the heat-insulating property in greenhouse is good more than more.

3. the durability in greenhouse

The greenhouse construction must be considered its durability.The greenhouse durability is subjected to the influence of the factors such as bearing capacity of greenhouse material ageing-resistant performance, greenhouse agent structure.The durability of light transmissive material also show the constantly decay along with the prolongation of time of material light transmittance, and the attenuation degree of light transmittance is to influence the light transmissive material deciding factor in service life except the intensity of self.General steel construction greenhouse service life is more than 15 years.Require design wind, snow load with 25 years one chance peak loads; In 5～10 years service life of bamboo-wood structure simple greenhouse, design wind, snow load were with 15 years one chance peak loads.

Because greenhouse operation is under high temperature, the high humidity environment for a long time, the surface anticorrosion of member just becomes one of key factor that influences greenhouse service life.The steel construction greenhouse, stressed agent structure generally adopts light-gauge steel section, and self resistance to corrosion is relatively poor, adopts in the greenhouse and must handle with the galvanizing by dipping surface anticorrosion, and thickness of coating reaches more than 150～200 microns, can guarantee the service life in 15 years.For timber structure or reinforcing bar welded truss structure greenhouse, must guarantee to do every year the one-time surface preservative treatment.

The utility model content

Technical problem to be solved in the utility model provides the spherical green house of a kind of high printing opacity, high insulation, high stability, high crushing resistance.

The utility model adopts following technical scheme:

A kind of spherical green house, described framework of glasshouse big shack outline integral body is hemispherical.

The spherical green house of stating, described framework of glasshouse big shack is combined by some triangular mesh bodies.

Described spherical green house, described framework of glasshouse big shack outline can be semi-round ball shape.

Described spherical green house, described framework of glasshouse big shack outline can be the semiellipse sphere.

Described spherical green house, described framework of glasshouse big shack outline can be half oblate sphere.

Description of drawings

Fig. 1 is a spherical framework of glasshouse big shack schematic diagram of the present utility model.

Embodiment

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

As shown in Figure 1, provide a kind of semicircle spherical green house, comprise spherical big-canopy framework 1 of semicircle and the body of wall 3 that supports big-canopy framework 1, offer door opening 2 and window 4 above the body of wall 3, the spherical big-canopy framework 1 of above-mentioned semicircle adopts the rigid triangle grid to form, can certainly adopt the grid of other shapes, for example quadrangle, hexagon, so spherical booth inside does not need pillar can obtain firm, stable effect.

Preferred described spherical framework of glasshouse big shack 1, its outline can be semi-round ball shape; Can also be the semiellipse sphere; Can also be half oblate sphere, can also vault, flying saucer shape.

Preferably can also unpowered ventilator be installed, realize unpowered ventilation at described green house top.

The unique spherical structure of this greenhouse utilization, whole Keelof green house is the grid frame structure that a kind of whole tension force is given full play to, it has fully used the whole tension effect of fixed iron triangle effect of tool and spherome surface on design principle, formed the greenhouse of strong and withstand voltage greenhouse surface curve design, be difficult for the accumulation except avenging, also has the ability of well dissolving high wind, this greenhouse does pressure, windproof property, shock resistance is very strong, height is at 6-8 rice even higher, can be widely used in flowers, vegetables, culture, a plurality of fields such as sight-seeing agriculture, also be fit to plant very tall trees wood, also can according to circumstances build up oval spherical, dome-shaped, Different Rule shapes such as flying saucer shape, the grower also can carry out the layering plantation, so not only improved utilization of space, and the effect of vertical cultivation is also fine.Spherical greenhouse produces outside the strong visual effect, the more important thing is its Ecological Concept, with circulation locking type energy conserving system and environmentally friendly design, for the variation design of ecology provides the foundation.It is big that spherical greenhouse has the space, and energy-conservation characteristics capable of circulation more easily realize the circulation of the energy and material, reach the ecological effect of the sustainable zero-emission of agricultural production.Utilize its high spacious space, carry out the vertical cultivation design of pillar, can reach the production efficiency that is several times as much as the plane farming, realize best combination economic, ecological, social three benefits.This greenhouse will become the dominant pattern of China's greenhouse revolution, give play to enormous function in construction such as agricultural production, sight-seeing agriculture, ecological dining room.

This greenhouse has following characteristics:

(1) greenhouse space is the several times in common greenhouse, is conducive to accumulate more hot-air, greatly improves the heat insulating ability of winter greenhouse, than joining a greenhouse on average up to 5C. More than, the energy resource consumption of greatly saving winter and heating. Spacious large space not only is used for the solid cultivation of vegetables, can also plant tall and big timber Trees, is more suitable for especially in the Inverse season for culturing of fruit tree or the plantation of taking shelter from rain. Utilize spacious space, the sense of making a gift of for the spacious god of the popular feeling is more suitable for the construction facility in ecological dining room or sight-seeing agriculture.

(2) utilizing the tall and big spaciousness in spherical greenhouse, carry out the vertical three-dimensional design that different spaces is occupied in the different ecological position, is the most important characteristics in spherical greenhouse, also is the key point that improves several times farming efficient. Can utilize the column aerial fog cultivation, but also can hierarchical design. Hierarchical design is a kind of design of simulating nature forest ecosystem, its planting of happiness sunlight is in the greenhouse, upper strata, anti-the moon or the cloudy leaf vegetables of happiness then adopt the column cultivation, the sun plant on upper strata is selected plant that some plant can hugeization or the melon and fruit of tendril property, adopt the aerial fog cultivation of bucket formula, reduce the plant number, improve the individual plant area coverage, can play so good ecological sunshade effect summer, create the diffused light environment of rice huller screen piebald for the column vegetables of lower floor, the growth of more sharp high temperature season leaf vegetables. and the melon and fruit on upper strata suspention cultivation can be obtained more sufficient sunlight and better air permeability, yield and quality all will be good than plane vertical planting the centre design water body of lower floor in conjunction with cultivation, it is the income that the conditioning system in greenhouse can obtain again aquatic products, hold a large amount of organic nutrition water in village for vegetable melon and fruit again simultaneously, realize the organic circulation farming, reduce and drop into to increase the benefit.

(3) each position in leg-of-mutton firm effect greenhouse is made up of leg-of-mutton steel tube component, and be to build according to the force balance principle arch of arch bridge to form, so have very powerful steadiness and whole tensile property, realize the mechanics structure purpose that same material performance is best.

(4) surface area of spheroid minimizes the effect spheroid and has space maximization and the minimized geometrical property of surface area, the surperficial width of cloth that utilizes this characteristic to reduce winter is penetrated cooling, to reach better heat insulation effect, the what is more important construction material reaches the purpose that reduces cost than the material of any geometry minimizing 30-50% of same space.

(5) the top Design of ventilation in good air chimney effect spheroid greenhouse, top makes the effect of up and down ventilation by forced draft reach best, is more conducive to the convection current regulation and control of greenhouse gases and hot-air, reaches the energy-saving effect of natural convection ventilation cooling or circulation. Only need at the top, greenhouse the Unpowered ventilation device to be installed, just can easily realize automatic air-exchanging and the source of not consuming energy.

(6) have best anti-crushing by snow and wind resistance and adopt hemispheric structural design, can give play to best whole tension force, just the egg shell effect is given full play to, thereby has powerful anti-crushing by snow. In addition, the cambered surface structure of spheroid, the ability of antagonism hurricane also is able to maximized embodiment, no matter be the wind of which aspect, the fluid of ball structure does not have positive windward side, thereby can produce maximum wind resistance.

(7) the no pillar of unitary construction produces maximum anti seismic efficiency regardless of great greenhouse, can reach the construction effect of no post, is combined with the whole tension effect of spheroid more in addition, can make the greenhouse bring into play maximized shock resistance.

Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.

Claims

1. a spherical green house is characterized in that, described framework of glasshouse big shack outline integral body is hemispherical.

2. spherical green house according to claim 1 is characterized in that, described framework of glasshouse big shack is combined by some triangular mesh bodies.

3. spherical green house according to claim 1 is characterized in that, described framework of glasshouse big shack outline is the semicircle sphere.

4. spherical green house according to claim 1 is characterized in that, described framework of glasshouse big shack outline is the semiellipse sphere.

5. spherical green house according to claim 1 is characterized in that, described framework of glasshouse big shack outline is half oblate sphere.