CN103266661B - Closed skeleton structure applied to spiral seaweed production and installing method thereof - Google Patents
Closed skeleton structure applied to spiral seaweed production and installing method thereof Download PDFInfo
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- CN103266661B CN103266661B CN201310204716.9A CN201310204716A CN103266661B CN 103266661 B CN103266661 B CN 103266661B CN 201310204716 A CN201310204716 A CN 201310204716A CN 103266661 B CN103266661 B CN 103266661B
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- 235000016425 Arthrospira platensis Nutrition 0.000 claims description 56
- 240000002900 Arthrospira platensis Species 0.000 claims description 56
- 229940082787 spirulina Drugs 0.000 claims description 56
- 238000010276 construction Methods 0.000 claims description 46
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Classifications
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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
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
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Abstract
The invention relates to a closed skeleton structure applied to spiral seaweed production. The closed skeleton structure comprises a skeleton and a shielding layer which covers the surface of the skeleton. The closed skeleton structure is arranged on skeleton foundations on the periphery of a spiral seaweed pool body. The skeleton is composed of a plurality of arched support units and further comprises an electric sunshade net assembly. A gutter is formed at the arch connecting position of each two adjacent arched support units in the axial direction. A rainproof seal assembly is arranged at each gutter. The closed skeleton structure is sturdy, durable and capable of providing a good living environment for spiral seaweed. The closed skeleton structure has the advantages of being anti-erosion, anti-aging, high in light transmittance, good in heat retaining property and sealing, heat-insulating, fire-retardant, light in weight, easy to assemble, detachable, convenient to use and low in cost, and having no use for frequent replacement of a covering, and can not release poisonous gas under the conditions of illumination and high temperature. The growth rate of the spiral seaweed is increased, the number of dead seedlings is reduced, a growing period of the spiral seaweed is prolonged, and a yield is improved.
Description
Technical field
The invention belongs to plant husbandry cultivation field, particularly a kind of closed cage construction being applied to spirulina and producing.
Background technology
Along with the fast development of modernization plant husbandry and the needs of insulation, closed greenhouse has become a kind of indispensable means in agricultural production.The skeleton building closed greenhouse at present mainly adopts bamboo product skeleton or steel pipe skeleton, and bamboo product skeleton is short for application life, and steel pipe skeleton easily gets rusty, and heavy, and assembling is inconvenient; Covered framework cover material generally adopts plastic sheeting, and under irradiation by sunlight, plastic sheeting easily decomposes aging, and not only application life is short, and the noxious material discharged all has injury to people and crops; The design of the closed cage construction of current booth, dismounting, combine cumbersome, and can not ensure that temperature in booth is in the scope that crops are suitable, shelter from heat or light successful sometimes, sometimes sunlight forces very much crops to be burnt again, and these are all unfavorable for the growth of crops.Chinese patent CN201813701U discloses a kind of framework of glasshouse big shack structure, this structure be by steel frame one end based on wall, the other end is directly fixed on ground, steel pipe plastic sheeting used carries out being coated with and carries out preservative treatment to steel pipe skeleton.This closed cage construction, although span is large, there is certain growth application life, but due to equilibrium of forces, skeleton will based on whole face wall, and wall needs thickness large, there is certain support force, this just cannot establish window, not only draw badly, also Shade effect can be produced, be unfavorable for crops making full use of sunlight, and noon sun strong time, crops can be made again to burn, and adopt plastic sheeting coated to the preservative treatment of steel pipe skeleton, not only affect attractive in appearance, anticorrosion ability is bad, and plastic sheeting is through the irradiation of sunlight, some toxic gases can be decomposited, this is disadvantageous to the growth of crops, to enter booth management crops the person be also harmful.Chinese patent CN201821706U discloses a kind of arched framework structure of crop greenhouse, when this enclosed construction is installed, wall is established in north and south, column in the middle of canopy body is satisfied with on clump, this structure not only shelters from heat or light effect seriously, and inner space takies greatly, is unfavorable for that crops survive, equally, the health of the use of plastic sheeting also entail dangers to people and crops.
Summary of the invention
Object of the present invention, provides a kind of sturdy and durable, LP blades, anti-aging, non-corrosive, light transmittance is high, good heat preservation performance, good airproof performance, heat insulation difficulty combustion, light weight, easily assembling, detachable, easy to use, overburden does not need frequent replacing, cost is low, and illumination and high temperature can not discharge toxic gas, can provide the closed cage construction of good living environment for spirulina.
The present invention is achieved in that
The closed cage construction being applied to spirulina and producing of the present invention, described closed cage construction is installed in spirulina pond external week, comprise skeleton and the shielding layer being covered in described skeleton surface, described spirulina pond body comprises breeding pond, culturing pool, collecting pit, described skeleton comprises some columns and truss, the bottom of described column is connected with the some skeleton bases arranged in matrix form, and described skeleton basis comprises outer wall foundation and interior basis; The top of described column is connected with described truss, and described spirulina pond body is disposed in adjacent skeleton basis and is formed spatially; Described truss comprises some first arcading shaped steel frames parallel to each other and and some second girder steel that be connected and purlin perpendicular with described first arcading shaped steel frame, and the two ends of described purlin are supported by purlin holder, and described purlin holder is fixed on described first arcading shaped steel frame; Described first arcading shaped steel frame comprises several end to end arch support unit, the some end to end web member that described arch support unit comprises upper chord and lower chord and is connected with described lower chord by described upper chord, the arcading place of adjacent two described arch support unit is connected by coupling assembling with described column, and the arcading place of the described arch support unit of end is connected by end coupling assembling with described column; After described first arcading shaped steel frame fixes described shielding layer, the axis at each arcading place forms gutter, and described gutter place is provided with rainproof black box.
The closed cage construction being applied to spirulina and producing of the present invention, described coupling assembling comprise girt, with girt in the middle part of the suspension rod of vertical connection and bolt, the two ends of described girt are connected with described web member root, are fixed on the top of described column in the middle part of described girt by suspension rod; Described end coupling assembling comprises one piece for the aluminium sheet closed up, some horizontal diagonal braces of bolt, suspension rod and end for fixing, one end of the horizontal diagonal brace of described end is connected with the root of described web member, and the described end horizontal diagonal brace other end is fixed on the top of described column by suspension rod; Described black box comprise with axial notch can by the elongated weather strip of Cullis sealing cap, described elongated weather strip is secured by bolts on described truss, the below being positioned at described elongated weather strip is provided with several equidistant rests for propping up elongated weather strip, and described bolt bearing is provided with some short weather strips.
The closed cage construction being applied to spirulina and producing of the present invention, described truss also comprises some second arcading shaped steel frames parallel to each other and and some first girder steels that are connected perpendicular with described second arcading shaped steel frame, described second arcading shaped steel frame and described first arcading shaped steel frame interval are arranged, and described first girder steel is positioned at end; The cross bar that described second arcading shaped steel frame comprises several end to end arch support unit and is connected with the arcading place of described arch support unit, described cross bar is connected with described uprights vertical.
The closed cage construction being applied to spirulina and producing of the present invention, described elongated weather strip is galvanized sheet iron; Described closed cage construction is with inside and outside wall hot galvanized steel pipe for material, and described shielding layer comprises brick masonry wall and PC sunlight board.
The closed cage construction being applied to spirulina and producing of the present invention, adopts aluminium button to stitch cover plate for sealing, and bonds with fluid sealant between described PC sunlight board.
The closed cage construction being applied to spirulina and producing of the present invention, the two ends of described truss are provided with the sunshade rack installing Motorized blind net, described sunshade rack is provided with for the wire rope of sunshade net movement with for pulling the stay cord of sunshade net, Motorized blind net used can stretch along wire rope to both sides under the pulling of stay cord.
The closed cage construction being applied to spirulina and producing of the present invention, the arcading shape end face of described closed cage construction is also provided with top pull bar, lateral bracing strut, the top of described top pull bar is connected with described lower chord, and the bottom of described top pull bar and the tie point of the second girder steel and cross bar are fixed; Described lateral bracing strut is positioned at the diagonal positions between two adjacent columns; Described column comprises outer column and inner column; Described outer column is positioned at four angles outside skeleton.
The closed cage construction being applied to spirulina and producing of the present invention, the described gutter gradient is 2-5%, and be provided with a rain pipe in the post of described column, the rainwater converged by rain pipe is entered in the reservoir buried underground on ground.
The allocation method being applied to the closed cage construction that spirulina is produced of the present invention, provides skeleton basis, for installing described closed cage construction; There is provided basis, spirulina pond, for installing described spirulina pond body.
The allocation method being applied to the closed cage construction that spirulina is produced of the present invention, in described skeleton basis, described outer wall foundation is arranged in circumference, and described interior basis becomes latticed setting; Described skeleton basis comprises brick wall body and upright post connecting on skeleton bed course, stepped base, underground brick wall body, collar tie beam, ground from bottom to top, described upright post connecting is provided with the square configuration groove surrounded by brick structure, some dowels, fixed head, described dowel butt is fixed in brick body, one end is provided with screw thread in addition, thus fixed head is fixed, described column and described fixed head weld together.Body basis, described spirulina pond is built between skeleton basis; Body basis, described spirulina pond comprises bed course, and described bed course has two-layer, is positioned in the plane residing for described stepped base.
Beneficial effect of the present invention is, provide a kind of LP blades, anti-aging, non-corrosive, sturdy and durable, light transmittance is high, good heat preservation performance, good airproof performance, heat insulation difficulty combustion, light weight, easily assembling, detachable, easy to use, overburden does not need frequent replacing, cost low, and illumination and high temperature can not discharge toxic gas, can provide the closed cage construction of good living environment for spirulina.Improve the speed of growth of spirulina, decrease dead seedling, the growth period of spirulina extends, output increased.
Accompanying drawing explanation
Fig. 1 is the closed skeleton structure diagram in Chinese patent CN201813701U;
Fig. 2 is that of the present invention being applied in the closed cage construction that spirulina produces connects the inner skeleton structure chart of arched framework;
Fig. 3 is the stereogram being applied to the closed cage construction that spirulina is produced of the present invention;
Fig. 4-1 is the first arcading shaped steel frame local structural graph, Fig. 4-2 be in Fig. 4-1 A place the partial enlarged drawing of coupling assembling, Fig. 4-3 is partial enlarged drawings of the end coupling assembling at the B place of Fig. 4-1, and Fig. 4-4 is partial enlarged drawings of dowel and fixed head;
Fig. 5-1 is the second arcading shaped steel frame structure chart of the present invention, Fig. 5-2 is partial enlarged drawings of the coupling assembling at A place in Fig. 5-1, Fig. 5-3 is partial enlarged drawings of the end coupling assembling at the B place of Fig. 5-1, and Fig. 5-4 is the dowel at C place and the partial enlarged drawing of fixed head of Fig. 5-1;
Fig. 6 is skeleton of the present invention basis sectional drawing;
Fig. 7 is the partial enlarged drawing of lateral bracing strut of the present invention;
Fig. 8 is the arrangement diagram being applied to lateral bracing strut in the closed cage construction of spirulina production of the present invention;
Fig. 9 is the arrangement diagram being applied to cross bar in the closed cage construction of spirulina production of the present invention;
Figure 10 is the partial enlarged drawing being applied to cross bar in the closed cage construction of spirulina production of the present invention;
Figure 11 is the sectional drawing being applied to skeleton basis and pond body in the closed cage construction of spirulina production of the present invention;
Figure 12 is the flat distribution map being applied to truss and purlin in the closed cage construction of spirulina production of the present invention;
Figure 13 is the flat distribution map being applied to the closed cage construction central post basis that spirulina is produced of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention will be further described:
Embodiment:
As shown in Fig. 2-13, the closed cage construction being applied to spirulina and producing of the present invention, be settle like this: on the skeleton basis 1 in the spirulina pond external week be made up of breeding pond, culturing pool, collecting pit, the skeleton 2 be made up of column 12 and truss 10 is installed, and shielding layer 3 be covered in skeleton 2 surface, in skeleton basis 1, outer wall foundation 14 is arranged in circumference, interior basic 15 one-tenth latticed settings, skeleton basis 1 is respectively the upright post connecting 49 that on skeleton bed course 30, stepped base 31, underground brick wall body 7, collar tie beam 34, ground, brick wall body 8 and the square configuration groove 33 surrounded by brick structure, some dowels 4, fixed head 50 form from bottom to top, dowel 4 butt is fixed in brick body, fixed head 50 is fixed by screw thread by one end in addition, column 12 and fixed head 50 is welded and fixed, body basis, spirulina pond 15 is built between skeleton basis 1, body basis, spirulina pond 6 comprises bed course 29, and bed course 29 has two-layer, is positioned in the plane residing for stepped base 31, the bottom of column 12 is connected with the some skeleton bases 1 arranged in matrix form, and the top of column 12 is connected with truss 10, and spirulina pond body is disposed in adjacent skeleton basis 1 and is formed spatially, some first arcading shaped steel frames 38 parallel to each other and and some second girder steel 39 that be connected perpendicular with described first arcading shaped steel frame 38 and the purlin 11 supported by the purlin holder 5 be fixed on the first arcading shaped steel frame 38 form truss 10, several end to end arch support unit 9 form the first arcading shaped steel frame 38, the some end to end web member 41 that arch support unit 9 comprises upper chord 25 and lower chord 24 and is connected with lower chord 24 by upper chord 25, the arcading place of two adjacent arch support unit 9 is connected by coupling assembling 17 with column 12, the arcading place of the described arch support unit 9 of end is connected by end coupling assembling 18 with column 12, the gradient formed after first arcading shaped steel frame 38 being fixed described shielding layer 3 is that the gutter place of 2-5% is provided with rainproof black box 42, and be provided with a rain pipe in the post of column 12, the rainwater converged by rain pipe is entered in the reservoir buried underground on ground.
Coupling assembling 17 comprise girt 43, with girt 43 in the middle part of the suspension rod 44 of vertical connection and bolt 21, the two ends of girt 43 are connected with described web member 41 root, are fixed on the top of column 12 in the middle part of girt 43 by suspension rod 44; End coupling assembling 18 comprises one piece for the aluminium sheet 23 closed up, some horizontal diagonal braces 45 of bolt 21, suspension rod 44 and end for fixing, hold one end of horizontal diagonal brace 45 to be connected with the root of web member 41, the horizontal diagonal brace 45 of end and the other end are fixed on the top of column 12 by suspension rod 44; Black box 42 comprise with axial notch can by the elongated weather strip 19 of Cullis sealing cap, elongated weather strip 19 is fixed on truss 10 by bolt 21, the below being positioned at elongated weather strip 19 is provided with several equidistant rests 20 for propping up elongated weather strip 19, and bolt 21 bearing is provided with some short weather strips 22; Elongated weather strip 19 is galvanized sheet iron; Close cage construction with inside and outside wall hot galvanized steel pipe for material, shielding layer 3 comprises brick masonry wall and PC sunlight board, adopts aluminium button to stitch cover plate for sealing, and bond with fluid sealant between PC sunlight board.
Motorized blind net installed by the sunshade rack 35 at the two ends of truss 10, sunshade rack 35 is provided with for the wire rope 36 of sunshade net movement with for pulling the stay cord 37 of sunshade net, under the pulling of stay cord 37, Motorized blind net can stretch along wire rope 36 to both sides; The arcading shape end face closing cage construction is also provided with top pull bar 47, lateral bracing strut 48, top pull bar 47 top be connected with described lower chord 24, the bottom of top pull bar 47 and the tie point of the second girder steel 39 and cross bar 13 are fixed; Lateral bracing strut 48 is positioned at the diagonal positions between two adjacent columns; Column 12 comprises outer column and inner column; Outer column is positioned at four angles outside skeleton.
Close cage construction cladding material and adopt novel PC sunlight board material.PC sunlight board is polycarbonate plate or polycarbonate sheet, tool lightweight, weather-proof, superpower, fire-retardant, sound insulation premium properties.Light transmittance is up to 89%, and thermal transmittance (K value) is low, and heat-proof quality is good, energy-conservation be same thickness glass 1.5-1.7 doubly.Weather-proof: to keep the stable of physical properties index-40 DEG C of-120 DEG C of scopes.Accelerated aging test 4000 hours, xanthochromia degree is 2%, and light transmittance only reduces by 0.6%.Difficult combustion: meet GB8624-1997 difficulty combustion primary standard.The thick polycarbonate layered impact strength of impact strength: 6mm is 16 times, same thickness safety glass dacron.Easy installation: at normal temperatures can cold roll forming along rib direction, minimum bending radius is 175 times of thickness of slab.Use can reach 15 years.
Culturing chamber outside top design automatic telescopic shading system; external sunshade system can improve the ecological environment in canopy by regulating illumination. and torridity summer ante-venna is according to different sunshade rate energy stop portions sunlight; and make sunlight diffusion enter indoor; uniform irradiation spirulina, burns from high light to protect spirulina.At the outer top design automatic telescopic sunshade net curtain of canopy, summer, generally at 12.00-16.00, hides, can reach sunshade rate 70%.The ante-venna speed of service: 0.36m/min, one way running time: 10.8min, power supply: 380V, three-phase, 50HZ, power of motor: 0.75KW.
Shown by 4 years spirulina production results, growth rate is accelerated, and decrease dead algae, spirulina was increased to 7 months from 5 months campaign, extended 2 months; Output, from 8.2g/m2 ﹒ d, brings up to 11.8g/m2 ﹒ d, increases by 43.9% than additive method, does not simultaneously withdraw from PC sunlight board throughout the year, and culturing pool spring, drum did not split, cost-saving.
The above embodiment is only that the preferred embodiment of the present invention is described; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (10)
1. the closed cage construction being applied to spirulina and producing, described closed cage construction is installed in spirulina pond external week, comprise skeleton (2) and be covered in the surperficial shielding layer (3) of described skeleton (2), described spirulina pond body comprises breeding pond, culturing pool, collecting pit, it is characterized in that, described skeleton (2) comprises some columns (12) and truss (10), the bottom of described column (12) is connected with some skeleton bases (1) of arranging in matrix form, described skeleton basis (1) comprises outer wall foundation (14) and interior basis (15), the top of described column (12) is connected with described truss (10), and described spirulina pond body is disposed in adjacent skeleton basis (1) and is formed spatially, described truss (10) comprises some first arcading shaped steel frames (38) parallel to each other and and some second girder steel (39) that be connected and purlin (11) perpendicular with described first arcading shaped steel frame (38), the two ends of described purlin (11) are supported by purlin holder (5), and described purlin holder (5) is fixed on described first arcading shaped steel frame (38), described first arcading shaped steel frame (38) comprises several end to end arch support unit (9), the some end to end web member (41) that described arch support unit (9) comprises upper chord (25) and lower chord (24) and is connected with described lower chord (24) by described upper chord (25), the arcading place of adjacent two described arch support unit (9) is connected by coupling assembling (17) with described column (12), the arcading place of the described arch support unit (9) of end is connected by end coupling assembling (18) with described column (12), after the upper fixing described shielding layer (3) of described first arcading shaped steel frame (38), the axis at each arcading place forms gutter, and described gutter place is provided with rainproof black box (42).
2. the closed cage construction being applied to spirulina and producing according to claim 1, it is characterized in that, described coupling assembling (17) comprise girt (43), with girt (43) the middle part suspension rod (44) of vertical connection and bolt (21), the two ends of described girt (43) are connected with described web member (41) root, and described girt (43) middle part is fixed on the top of described column (12) by suspension rod (44); Described end coupling assembling (18) comprises one block of aluminium sheet (23), some for fixing bolt (21), suspension rod (44) and hold horizontal diagonal brace (45) for closing up, one end of the horizontal diagonal brace of described end (45) is connected with the root of described web member (41), and the horizontal diagonal brace of described end (45) other end is fixed on the top of described column (12) by suspension rod (44); Described black box (42) comprise with axial notch can by the elongated weather strip (19) of Cullis sealing cap, described elongated weather strip (19) is fixed on described truss (10) by bolt (21), the below being positioned at described elongated weather strip (19) is provided with several equidistant rests (20) for propping up elongated weather strip (19), and described bolt (21) bearing is provided with some short weather strips (22).
3. the closed cage construction being applied to spirulina and producing according to claim 1, it is characterized in that, described truss (10) also comprises some second arcading shaped steel frames (46) parallel to each other and and some first girder steels (40) that are connected perpendicular with described second arcading shaped steel frame (46), described second arcading shaped steel frame (46) and described first arcading shaped steel frame (38) interval are arranged, and described first girder steel (40) is positioned at end; The cross bar (13) that described second arcading shaped steel frame (46) comprises several end to end arch support unit (9 ') and is connected with the arcading place of described arch support unit (9 '), described cross bar (13) is connected with described column (12) is vertical.
4. the closed cage construction being applied to spirulina and producing according to claim 2, it is characterized in that, described elongated weather strip (19) is galvanized sheet iron; Described closed cage construction is with inside and outside wall hot galvanized steel pipe for material, and described shielding layer (3) comprises brick masonry wall and PC sunlight board.
5. the closed cage construction being applied to spirulina and producing according to claim 4, is characterized in that, adopts aluminium button to stitch cover plate for sealing, and bond with fluid sealant between described PC sunlight board.
6. the closed cage construction being applied to spirulina and producing according to claim 1, it is characterized in that, the two ends of described truss (10) are provided with the sunshade rack (35) installing Motorized blind net, described sunshade rack (35) is provided with for the wire rope (36) of sunshade net movement with for pulling the stay cord (37) of sunshade net, Motorized blind net used can stretch along wire rope (36) to both sides under the pulling of stay cord (37).
7. the closed cage construction being applied to spirulina and producing according to claim 1, it is characterized in that, the arcading shape end face of described closed cage construction is also provided with top pull bar (47), lateral bracing strut (48), the top on described top pull bar (47) is connected with described lower chord (24), and the bottom on described top pull bar (47) and the second girder steel (39) are fixed with the tie point of cross bar (13); Described lateral bracing strut (48) is positioned at the diagonal positions between two adjacent columns; Described column (12) comprises outer column and inner column; Described outer column is positioned at four angles outside skeleton.
8. the closed cage construction being applied to spirulina and producing according to claim 1, it is characterized in that, the described gutter gradient is 2-5%, and be provided with a rain pipe in the post of described column (12), the rainwater converged by rain pipe is entered in the reservoir buried underground on ground.
9. the allocation method being applied to the closed cage construction that spirulina is produced according to claim 1, is characterized in that, provides skeleton basis, for installing described closed cage construction; There is provided basis, spirulina pond, for installing described spirulina pond body.
10. method according to claim 9, is characterized in that, in described skeleton basis (1), described outer wall foundation (14) is arranged in circumference, and described interior basis (15) becomes latticed setting, described skeleton basis (1) comprises skeleton bed course (30) from bottom to top, stepped base (31), underground brick wall body (7), collar tie beam (34), brick wall body (8) and upright post connecting (49) on ground, described upright post connecting (49) is provided with the square configuration groove (33) surrounded by brick structure, some dowels (4), fixed head (50), described dowel (4) butt is fixed in brick body, one end is provided with screw thread in addition, thus fixed head (50) is fixed, described column (12) and described fixed head (50) weld together, body basis, described spirulina pond (15) is built between skeleton basis (1), body basis, described spirulina pond (6) comprises bed course (29), and described bed course (29) has two-layer, is positioned in the plane residing for described stepped base (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310204716.9A CN103266661B (en) | 2013-05-29 | 2013-05-29 | Closed skeleton structure applied to spiral seaweed production and installing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310204716.9A CN103266661B (en) | 2013-05-29 | 2013-05-29 | Closed skeleton structure applied to spiral seaweed production and installing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103266661A CN103266661A (en) | 2013-08-28 |
| CN103266661B true CN103266661B (en) | 2015-05-13 |
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| CN113833118B (en) * | 2021-10-11 | 2023-04-25 | 煤炭工业太原设计研究院集团有限公司 | Right-hand quadrangular pyramid grid frame and section steel upright post combined structure |
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| US3872634A (en) * | 1972-07-31 | 1975-03-25 | Seaman Corp | Rigid frame, tensioned fabric structure |
| JPH04176930A (en) * | 1990-11-09 | 1992-06-24 | Shimizu Corp | Roof structure |
| CN200964630Y (en) * | 2006-10-23 | 2007-10-24 | 张金华 | Light steel structure house and agricultural greenhouse combined structure |
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