CN111236473A - Mountain land energy-saving sunlight greenhouse wall and manufacturing method thereof - Google Patents
Mountain land energy-saving sunlight greenhouse wall and manufacturing method thereof Download PDFInfo
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- CN111236473A CN111236473A CN202010120475.XA CN202010120475A CN111236473A CN 111236473 A CN111236473 A CN 111236473A CN 202010120475 A CN202010120475 A CN 202010120475A CN 111236473 A CN111236473 A CN 111236473A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000010410 layer Substances 0.000 claims abstract description 29
- 239000011083 cement mortar Substances 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 239000002344 surface layer Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000007596 consolidation process Methods 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 241000826860 Trapezium Species 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 description 13
- 238000010276 construction Methods 0.000 description 6
- 230000003628 erosive effect Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 239000011449 brick Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 235000013311 vegetables Nutrition 0.000 description 3
- 241000699670 Mus sp. Species 0.000 description 2
- 229920003086 cellulose ether Polymers 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- -1 geogrid Substances 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/14—Greenhouses
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
- E04F13/04—Bases for plaster
- E04F13/047—Plaster carrying meshes
-
- 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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Protection Of Plants (AREA)
Abstract
The invention discloses a mountain energy-saving sunlight greenhouse wall and a manufacturing method thereof, wherein the mountain energy-saving sunlight greenhouse wall comprises a wall foundation and a wall body, the wall foundation is positioned at the bottom of the wall body, the wall body is of a trapezoidal structure, a plurality of geogrids and anchor rods are arranged in the wall body, a bonding layer is arranged on the surface layer of the wall body, a steel wire mesh and a cement mortar surface layer are arranged outside the bonding layer, and the steel wire mesh is connected with the bonding layer and embedded in the cement mortar surface layer; utilize the weight to tamp the loess to improve loess bearing capacity, eliminate the loess collapsible phenomenon, the wall body surface concreties the material spraying, carries out the wire net and hangs the net, and spraying cement mortar on the fixed wire net surface, structural stability and the intensity of the wall that can improve this method, extension wall body life.
Description
Technical Field
The invention discloses a mountain land energy-saving sunlight greenhouse wall and a manufacturing method thereof, and belongs to the technical field of agricultural engineering greenhouse structures.
Background
The reduction of land resources causes hidden troubles to the grain safety problem, and how to produce enough grains and vegetables on the existing land is the problem which needs to be solved. Particularly, the planting conditions on mountains, hills and plateaus are poor, the traffic is inconvenient, the benefit is low, and more mountains are idle. The sunlight greenhouse is a unique greenhouse type in northern areas of China, and the production of vegetables becomes an important way for solving the problem of vegetable supply in winter and spring in northern areas, promotes the income increase of farmers, increases employment posts and drives the development of other industries.
The wall is an enclosure structure of a sunlight greenhouse, is an important shield for cold protection and heat preservation of the greenhouse, and can prevent heat loss in the greenhouse at night to ensure that certain heat is accumulated in the greenhouse to maintain the growth temperature of crops. In the daytime, the wall body can keep warm and prevent cold, meanwhile, when sunlight shines on the wall body, the wall body can absorb a part of heat to be stored, and the heat radiates outwards at night, so that the air temperature in the greenhouse is increased. The structural forms of the wall bodies of the existing sunlight greenhouse mainly comprise three types, namely a soil wall, a brick wall and a composite wall, wherein the soil wall has the advantages of good heat storage and insulation performance, low manufacturing cost, easy popularization and high construction speed, but has the defects of poor structural stability, short service life and high maintenance and repair cost; the brick wall has the advantages of stable structure, convenient construction, small occupied area, higher cost and better heat preservation and storage performance than a soil wall; the composite wall body is composed of different wall body materials and heat insulation materials, has good structural support performance and heat insulation performance superior to that of a brick wall, but has the disadvantages of complex construction process, incapability of ensuring construction quality, high construction cost and difficult popularization.
The modified water-soluble polyurethane material (W-OHC) reacts with water to generate porous elastic gel with good mechanical property, and the porous elastic gel can quickly permeate into sandy soil after being sprayed on the surface of the sandy soil and is bonded with the sandy soil to form a net-shaped structure body.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the mountain land energy-saving sunlight greenhouse wall and the manufacturing method thereof, and the method can improve the structural stability and strength of the soil wall and prolong the service life of the soil wall.
The invention is realized by the following technical scheme:
the utility model provides an energy-conserving sunlight greenhouse wall body in mountain region, includes wall body foundation and wall body, the wall body foundation is located the wall body bottom, the wall body is trapezium structure, is provided with multichannel geogrid and stock in the wall body, and the wall body top layer has the consolidation layer, and the consolidation layer is provided with wire net and cement mortar surface course outward, and the wire net is connected the consolidation layer and is inlayed in cement mortar surface course.
Preferably, the wall foundation is wider than the bottom of the wall by more than 300 mm.
Preferably, the geogrid is made of glass fiber geogrids, and the interval between multiple geogrids is 0.8-1.5 m.
Preferably, the interval between the multiple anchor rods is 1-2 meters.
Preferably, the steel wire mesh is a hexagonal mesh.
Preferably, the thickness of the consolidation layer is 4-5cm, and the thickness of the cement mortar surface layer is 1.0-1.5 cm.
A manufacturing method of a mountain land energy-saving sunlight greenhouse wall comprises the following steps:
1) manufacturing a wall foundation, wherein the width of the wall foundation is wider than the bottom of the earth wall by more than 300mm, and tamping the wall foundation by using a heavy hammer;
2) adding water into the loess until the water content is within the optimal range, and filling the wall; laying a geogrid in each wall body with the height of 0.8-1.5 at intervals, wherein the geogrid is laid from bottom to top, adjacent sheets are lapped, the lapping width is more than 150mm, and the lapping length is more than 300 mm; embedding anchor rods in the wall body at intervals of 1-2m, wherein the two ends of each anchor rod are free ends and are exposed out of the two sides of the wall body; when the wall is filled to the height of 250-350mm, the heavy hammer is used for firstly pressing lightly and then pressing heavily; the pressure is controlled by controlling the height of the falling moment of the heavy hammer.
3) After the wall body is finished according to the design size, spraying a consolidation material on the surface of the wall body, wherein the depth of the consolidation material solution penetrating into the wall body is 4-5cm, after a consolidation layer is formed, hanging a steel wire mesh on the surface of the consolidation layer, and then anchoring two ends of an anchor rod; and finally, spraying cement mortar on the outer surface of the fixed steel wire mesh.
Preferably, the weight of the heavy hammer is 20-40KN, and the falling moment is 3-5 m.
Preferably, the consolidation material is a W-OHC solution with the mass concentration of 5-15%.
Preferably, the steel wire mesh is fixed by U-shaped anchor bars, and the length of the U-shaped anchor bars is 40-50 cm.
Preferably, the cement mortar strength is not lower than M5.
Compared with the prior art, the invention has the following beneficial effects:
in the method, the steel wire mesh cement mortar surface layer can effectively protect the surface of the soil wall from weathering and scouring, so that the soil wall has certain strength and stability, and cannot be damaged and destabilized under the action of certain load;
the invention uses the independently developed consolidation material W-OHC solution and engineering reinforcement measures, so that the treated surface earth-wall complex has excellent comprehensive properties such as mechanical property, ultraviolet degradation resistance, wind erosion resistance, water erosion resistance, gravity erosion resistance, freeze thawing resistance, water retention and the like; the soil wall of the solar greenhouse has the characteristics of excellent stability and durability and low manufacturing cost, and the popularization and construction of the soil wall solar greenhouse in mountain areas are promoted.
The geotextile used in the invention has sufficient tensile strength, higher tear strength, higher holding strength and other properties, so that the treated earth wall has higher stability.
Drawings
FIG. 1 is a schematic structural diagram of a wall according to the present invention;
FIG. 2 is a schematic diagram of a steel wire mesh structure of the wall body of the present invention;
FIG. 3 is a schematic structural diagram of a bonding layer and a cement mortar surface layer of the wall body of the invention;
FIG. 1-wall; 2-wall foundation; 3-geogrid; 4-anchor rod; 5-a bonding layer; 6-steel wire mesh; 7-cement mortar surface course; 8-U type anchor bar.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the scope of the present invention is not limited to these examples, and all changes or equivalent substitutions that do not depart from the spirit of the present invention are intended to be included within the scope of the present invention.
Example 1
The utility model provides a mountain region energy-conserving sunlight greenhouse wall body, includes wall body foundation 2 and wall body 1, wall body foundation 2 is located 1 bottoms of wall body, wall body foundation 2 wide is in wall body 1 bottom more than 300 mm.
The geogrid 3 is made of glass fiber geogrids, the size of each grid is 25.4mm multiplied by 25.4mm, and the interval between multiple geogrids is 1 meter. The multilayer geogrids are laid from bottom to top, and when each layer of geogrid is laid, adjacent sheets are overlapped, the overlapping width is not less than 150mm, and the overlapping length is not less than 300 mm.
The interval between a plurality of anchor rods 4 is 1.5m, and both ends of each anchor rod 4 are free ends;
the steel wire mesh 6 is a hexagonal mesh No. 20.
The thickness of the consolidation layer 5 is 4-5cm, and the thickness of the cement mortar surface layer 7 is 1.0-1.5 cm.
A material for preparing a mountain land energy-saving sunlight greenhouse wall comprises: loess, water, geogrid, steel wire mesh, anchor rods, heavy hammers, 5-15% W-OHC solution of consolidation materials, U-shaped anchor bars and cement mortar.
The specific manufacturing method comprises the following steps:
1) manufacturing a wall foundation 2, wherein the width of the wall foundation is wider than the bottom of the soil wall by more than 300mm, and tamping the wall foundation by using a heavy hammer to improve the bearing capacity of the loess and eliminate the phenomenon of loess collapse; the weight of the heavy hammer is 20-40KN, and the falling moment is 3-5 m.
2) Adding water into the loess until the water content is within the optimal range (the optimal water content of the loess is 19-21 percent), and filling the wall; laying a geogrid in a wall body with the height of 1 m at intervals, wherein the geogrid is laid from bottom to top, adjacent sheets are lapped, and the width of the lapped part is more than 150 mm; the length of the overlapped part of the two geogrids is more than 300 mm; embedding anchor rods in the wall body at intervals of 1.5m, wherein the two ends of each anchor rod are free ends and are exposed out of the two sides of the wall body; when the wall body is filled to about 300mm height, the wall body is firstly pressed lightly and then pressed heavily, so that the bearing capacity of the earth wall is improved until the design height of the wall body 1 is reached;
3) after the wall body is finished according to the designed height size, spraying a consolidation material on the surface of the wall body, wherein the consolidation material is a W-OHC solution with the mass concentration of 5-15%, preferably a W-OHC solution with the concentration of 10%, and the depth of the consolidation material solution penetrating into the wall body is 4-5 cm.
After the bonding layer is formed, when the surface of the bonding layer is hard, hanging a net on a steel wire mesh on the surface of the bonding layer, wherein the steel wire mesh is fixed by U-shaped anchor bars, and the length of the U-shaped anchor bars is 40-50 cm.
Then, anchoring two ends of the anchor rod; and finally, spraying cement mortar on the outer surface of the fixed steel wire mesh, wherein the strength of the cement mortar is not lower than M5.
The ground after being sprayed has excellent comprehensive performances of mechanical property, water erosion resistance, gravity erosion resistance, freeze thawing resistance and the like.
Example 2
Aiming at the mountain conditions, a plurality of greenhouses are arranged in a front-back upper position, a consolidation material sprayed on the outer side of the rear wall of each greenhouse is a W-OHC solution with the mass concentration of 10-15%, and the depth of the consolidation material solution penetrating into the wall is 5-8 cm; the strength of the cement mortar sprayed on the outer surface of the steel wire mesh is not lower than M5, and the thickness is larger than 10 mm. The cement mortar is also doped with quartz powder and cellulose ether, and 60-80 parts of quartz powder and 0.05-0.5 part of cellulose ether are added into 100 parts of cement according to parts by weight to enhance the strength and toughness of the cement mortar, so that the firmness of the outer side of the rear wall is enhanced.
Example 3
Aiming at the areas with more mice, when the wall foundation of the greenhouse is manufactured, a double-layer steel wire mesh is longitudinally inserted into the foundation, and the insertion depth of the steel wire mesh is more than 50cm from the upper surface of the foundation, so that the wall of the greenhouse is prevented from being damaged by the mice. And can prevent the influence of the growth of the mountain tree roots on the greenhouse wall.
The present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an energy-conserving sunlight greenhouse wall body in mountain region, its characterized in that includes wall body foundation and wall body, the wall body foundation is located the wall body bottom, the wall body is trapezium structure, is provided with multichannel geogrid and stock in the wall body, and the wall body top layer has the consolidation layer, and the consolidation layer is provided with wire net and cement mortar surface course outward, and the wire net is connected the consolidation layer and is inlayed in cement mortar surface course.
2. The mountain land energy-saving sunlight greenhouse wall body as claimed in claim 1, wherein the wall foundation is wider than the bottom of the wall body by more than 300 mm.
3. The mountain land energy-saving sunlight greenhouse wall body as claimed in claim 1, wherein the geogrids are glass fiber geogrids, and the interval between multiple geogrids is 0.8-1.5 m.
4. The mountain land energy-saving sunlight greenhouse wall body as claimed in claim 1, wherein the interval between the plurality of anchor rods is 1-2 meters.
5. The mountain land energy-saving sunlight greenhouse wall body of claim 1, wherein the steel wire mesh is a hexagonal mesh.
6. The mountain land energy-saving solar greenhouse wall body as claimed in claim 1, wherein the thickness of the consolidation layer is 4-5cm, and the thickness of the cement mortar surface layer is 1.0-1.5 cm.
7. A manufacturing method of a mountain land energy-saving sunlight greenhouse wall body is characterized by comprising the following steps:
1) manufacturing a wall foundation, wherein the width of the wall foundation is wider than the bottom of the earth wall by more than 300mm, and tamping the wall foundation by using a heavy hammer;
2) adding water into the loess until the water content is within the optimal range, and filling the wall; laying a geogrid in the high wall body at intervals of 0.8-1.5 m, wherein the geogrid is laid from bottom to top, and adjacent sheets are lapped; embedding anchor rods in the wall body at intervals of 1-2m, wherein the two ends of each anchor rod are free ends and are exposed out of the two sides of the wall body; when the wall is filled to the height of 250-350mm, the heavy hammer is used for firstly pressing lightly and then pressing heavily;
3) after the wall body is finished according to the design size, spraying a consolidation material on the surface of the wall body, wherein the depth of the consolidation material solution penetrating into the wall body is 4-5cm, after a consolidation layer is formed, hanging a steel wire mesh on the surface of the consolidation layer, and then anchoring two ends of an anchor rod; and finally, spraying cement mortar on the outer surface of the fixed steel wire mesh.
8. The method for manufacturing the mountain land energy-saving sunlight greenhouse wall body as claimed in claim 7, wherein the weight of the weight is 20-40KN, and the falling distance is 3-5 m.
9. The method for manufacturing the mountain land energy-saving sunlight greenhouse wall body as claimed in claim 7, wherein the consolidation material is a W-OHC solution with a mass concentration of 5-15%.
10. The method for manufacturing the mountain land energy-saving sunlight greenhouse wall body as claimed in claim 7, wherein the steel wire mesh is fixed by U-shaped anchor bars, and the length of the U-shaped anchor bars is 40-50 cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010120475.XA CN111236473A (en) | 2020-02-26 | 2020-02-26 | Mountain land energy-saving sunlight greenhouse wall and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010120475.XA CN111236473A (en) | 2020-02-26 | 2020-02-26 | Mountain land energy-saving sunlight greenhouse wall and manufacturing method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100170150A1 (en) * | 2009-01-02 | 2010-07-08 | Walsh Jr William Arthur | Method and Systems for Solar-Greenhouse Production and Harvesting of Algae, Desalination of Water and Extraction of Carbon Dioxide from Flue Gas via Controlled and Variable Gas Atomization |
| CN203007977U (en) * | 2012-12-03 | 2013-06-19 | 中建五局土木工程有限公司 | Composite protective structure for reinforced net-plane stopping wall |
| CN103821152A (en) * | 2013-12-30 | 2014-05-28 | 青岛润国生态科技发展有限公司 | Combined construction method for anti-shock ecological blankets and W-OH and slope protection structure |
| EP2430909B1 (en) * | 2010-09-21 | 2017-11-08 | Beheer 141 B.V. | Greenhouse |
| CN108781900A (en) * | 2018-06-13 | 2018-11-13 | 中国农业科学院农业经济与发展研究所 | Soil binder loam wall heliogreenhouse and its method of construction |
| KR20190000257A (en) * | 2017-06-22 | 2019-01-02 | 고세영 | Geogrid fixing device and the method of constructing block for wall using this |
-
2020
- 2020-02-26 CN CN202010120475.XA patent/CN111236473A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100170150A1 (en) * | 2009-01-02 | 2010-07-08 | Walsh Jr William Arthur | Method and Systems for Solar-Greenhouse Production and Harvesting of Algae, Desalination of Water and Extraction of Carbon Dioxide from Flue Gas via Controlled and Variable Gas Atomization |
| EP2430909B1 (en) * | 2010-09-21 | 2017-11-08 | Beheer 141 B.V. | Greenhouse |
| CN203007977U (en) * | 2012-12-03 | 2013-06-19 | 中建五局土木工程有限公司 | Composite protective structure for reinforced net-plane stopping wall |
| CN103821152A (en) * | 2013-12-30 | 2014-05-28 | 青岛润国生态科技发展有限公司 | Combined construction method for anti-shock ecological blankets and W-OH and slope protection structure |
| KR20190000257A (en) * | 2017-06-22 | 2019-01-02 | 고세영 | Geogrid fixing device and the method of constructing block for wall using this |
| CN108781900A (en) * | 2018-06-13 | 2018-11-13 | 中国农业科学院农业经济与发展研究所 | Soil binder loam wall heliogreenhouse and its method of construction |
Non-Patent Citations (1)
| Title |
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| 熊家军: "《肉鸽养殖新技术》", 31 July 2011, 湖北科学技术出版社 * |
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