The long adverse grade steel of a kind of many columns wood centering greenhouse by solar heat
Technical field
The utility model relates to a kind of greenhouse by solar heat, and the long adverse grade steel of specifically a kind of many columns wood centering greenhouse by solar heat belongs to the vegetable greenhouse field.
Background technology
Traditional energy-saving heliogreenhouse is the agriculture and garden facility that on the basis that scientifically utilizes solar energy, forms, and has utility rate of luminous energy height, quick heating, characteristics extremely efficient in preserving heat.Even under not carrying out situation that manual work heats in the severe winter, also can produce multiple thermophilic vegetable.Usually adopt mao bamboon or steel pipe as arched girder, however mao bamboon use most bacteria infection of later stage or grow insect pest, influence the plantation of vegetables; And use steel structure bow member structure, usage amount is also very big usually, caused the waste of resource, and the anticorrosion maintenance cost of steel structure assembly is higher.Simultaneously, traditional greenhouse by solar heat arched roof face is influenced by its canopy face radian, and daylighting time and lighting quantity also receive certain restriction, and heat insulating ability is poor, variations in temperature is bigger.
The utility model content
In order to address the above problem, the utility model has designed the long adverse grade steel of a kind of many columns wood centering greenhouse by solar heat, and this greenhouse by solar heat adopts the long adverse grade steel of many columns wood centering structure; Rear column inboard 1m place at the bottom of the wall of back, body of wall rammer soil forms interior span 9~13m; Cultivation bed is lower than ground level 0.4~1.2m, and good heat preservation performance, variations in temperature are steady, when cold season, the continuous cloudy day was no more than 5 days; Minimum room temperature is not less than 8 ℃, and 10cm ground temperature is not less than 12 ℃.
The technical scheme of the utility model is:
The long adverse grade steel of a kind of many columns wood centering greenhouse by solar heat comprises and rams native back wall, column, steel wood centering, gable, adverse grade, cultivation bed;
Said cultivation berth is in the following 1.0m of ground level, width 12m;
Said back wall is inside and outside double-layer structure, comprise outer Gao Houqiang with in short back wall, outer high back wall ground level is above highly to be 3.2m; In short back wall ground level above highly be 2.0m; In the thick 0.7m in wall upper end, short back, the outer high back thick 1.1m in wall upper end, the thick 4m in back wall lower end; Inboard metope of back wall and cultivation bed surface angle are 100 °-105 °, and the mountain top ground level of gable peak is above highly to be 4.05m;
Said column is provided with plurality of rows, and is fixed on the concrete pedestal; Said column is preferably 6 rows; In described 6 row's columns; Arrange column apart from back wall 1.0m near the 1st of back wall; The high 4.8m of the 1st row's column, the high 4.8m of the 2nd row's column, the high 4.3m of the 3rd row's column, the high 3.6m of the 4th row's column, the high 2.7m of the 5th row's column, the high 1.0m of the 6th row's column, each spacing of arranging between adjacent upright posts is 2.2m; The line between the summit of the line between the summit of the line between the summit of the line between the summit of the 6th row's column and the 5th row's column, the 5th row's column and the 4th row's column, the 4th row's column and the 3rd row's column, the 3rd row's column and the 2nd row's column and the angle of horizontal plane are respectively 37.7 °, 22.2 °, 17.7 ° and 12.8 °.Further, the concrete pedestal size is 0.3m * 0.3m * 0.4m; Said column is a reinforced concrete upright column, and cross-sectional length is 12cm * 12cm;
The length of grade of said adverse grade is 2.9m; The elevation angle of adverse grade is 45 °;
Said steel wood centering is made up of arch bar, steel wire and lining bar.Further, said arch bar north and south is provided with, by upright supports; Said arch bar is a steel pipe; Said steel wire is laid and tension on arch bar at interval; Steel wire is a zinc-coated wire; The lining bar vertical fixing is on steel wire, and the spacing of adjacent lining bar is 60cm; Said lining bar is a bamboo pole, diameter 2.5-3.0cm.
The advantage of the utility model is: (1) body of wall rams soil and forms, and the cultivation bed is lower than ground level 0.4~1.2m, and good heat preservation performance, variations in temperature are steady, and when cold season, the continuous cloudy day was no more than 5 days, minimum room temperature was not less than 8 ℃, and 10cm ground temperature is not less than 12 ℃; (2) back wall is designed to the height double-decker; To guarantee that the roofing elevation angle, back reaches 45 ° of optimal angles; Winter-spring season sunlight can direct projection arrive roofing inboard, back, has improved the illumination under the adverse grade on the one hand, has more effectively brought into play adverse grade heat absorption and heat storage and heat insulation function on the other hand; (3) inboard metope of back wall and cultivation bed surface angle are 75 °-80 °, have not only increased the fastness in greenhouse, but also have increased the surface area of greenhouse interior wall effectively, thereby increased effective heating surface of body of wall; (4) long adverse grade, the thermal insulation area of greenhouse by solar heat increases, be very suitable for 38 ° of north latitude to the north of cold district build; (5) steel wood centering radian is improved, make that daylighting face shape and lighting angle are more reasonable, guaranteed that the overwhelming majority of greenhouse front roof has good light transmittance; (6) use the cement upright supports, steel wood centering structure, construction cost is low, and suitable large tracts of land is promoted.
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Among the figure: short back wall in 1-back wall, 2-column, 3-steel wood centering, 5-adverse grade, 6-cultivation bed, 7-concrete pedestal, the outer high back of 8-wall, the 9-.
Embodiment
Below the preferred embodiment of the utility model is described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the utility model, and be not used in qualification the utility model.
Embodiment 1
As shown in Figure 1, the long adverse grade steel of a kind of many columns wood centering greenhouse by solar heat comprises and rams native back wall 1, column 2, steel wood centering 3, gable, adverse grade 5, cultivation bed 6;
Said cultivation bed 6 is positioned at the following 1.0m of ground level, width 12m;
Said back wall 1 is inside and outside double-layer structure, comprise outer high back wall 8 with in short back wall 9, outer high back wall 8 ground levels are above highly to be 3.2m; In short back wall 9 ground levels above highly be 2.0m, in the short back wall thick 0.7m in 9 upper ends, the wall thick 1.1m in 8 upper ends behind the outer height; The thick 4m in back wall 1 lower end, 75 °-80 ° of the back wall 1 medial surface gradients, promptly back wall 1 inboard metope is 100 °-105 ° with cultivation bed 6 plane included angles; The mountain top ground level of gable peak is above highly to be 4.05m; Aisle and water channel are located in the greenhouse by solar heat northernmost, and the aisle adds the wide 1.0m of water channel, the wide 11.0m of growing area;
Said column 2 is provided with 6 rows; Arrange column apart from back wall 1.0m near the 1st of back wall 1; The high 4.8m of the 1st row's column, the high 4.8m of the 2nd row's column, the high 4.3m of the 3rd row's column, the high 3.6m of the 4th row's column, the high 2.7m of the 5th row's column, the high 1.0m of the 6th row's column, each spacing of arranging between adjacent upright posts is 2.2m; The angle of line and horizontal plane between the summit of the 6th row's column and the 5th row's column be 37.7 °, the 5th row's column with the summit of the 4th row's column between the angle of line and horizontal plane be 22.2 °, the 4th and arrange column and the 3rd and arrange the angle of line and horizontal plane between the summit of column and be 17.7 °, the 3rd to arrange line and the angle of horizontal plane that column and the 2nd arranges between the summit of column be 12.8 °;
Said column 2 is fixed on the concrete pedestal 7; Concrete pedestal 7 sizes are 0.3m * 0.3m * 0.4m.
Said column 2 is a reinforced concrete upright column, and cross-sectional length is 12cm * 12cm, 6 diameter 8mm of interior usefulness reinforcing bar, and concrete grade is more than 400;
The length of grade of said adverse grade 5 is 2.9m, and adverse grade is made up of multilayer material, from bottom to top is followed successively by reinforced concrete support, insulation material and soil layer near daylighting face; The elevation angle of adverse grade is 45 °;
Said steel wood centering 3 is made up of arch bar, steel wire and lining bar; Said arch bar north and south is provided with, by upright supports; Said arch bar is a steel pipe, outer diameter of steel pipes 42.4mm, wall thickness 3.5mm; Said steel wire is 30cm laying and tension at interval on arch bar; Steel wire is No. 26 zinc-coated wires; The lining bar vertical fixing is on steel wire, and the spacing of adjacent lining bar is 60cm; Lining bar is a bamboo pole, diameter 2.5-3.0cm.
What should explain at last is: the above is merely the preferred embodiment of the utility model; Be not limited to the utility model; Although the utility model has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.