ENVIRONMENT-FRIENDLY AUTOMATIC PERCOLATION IRRIGATION PLANTING DEVICE WITH HERMETIC LIQUID

• Main Author: LEUNG, YIU TAK
• Format: Patent
• Language: Chinese; English; French
• Published: 16.12.2010
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED; FISHING; FORESTRY; HORTICULTURE; HUMAN NECESSITIES; HUNTING; TRAPPING; WATERING

An environment-friendly automatic filtration irrigation planting device with hermetic liquid comprises a planting container (1), and irrigation and drainage tubes (6). The inner part of the planting container is orderly provided with a layer (5) composed of ceramic aggregate and sand; a layer (4) composed of medical stone, sand and perlite; and a layer (3) composed of organic substrate from bottom to top. The layer composed of ceramic aggregate and sand, and the layer composed of medical stone, sand and perlite form a water storage layer. The layer composed of ceramic aggregate and sand is provided with a first irrigation and drainage tube (62) having U-type inner cavity. The layer composed of medical stone, sand and perlite is provided with a second irrigation and drainage tube (61) having U-type inner cavity as a snorkel. The ends of the first and second irrigation and drainage tubes respectively connect with a vertical water inlet tube (2). The other ends of the first and second irrigation and drainage tub