Device for demonstrating formation of rain

• Main Authors: WANG CHUANE, KONG RUIHAN, WANG LIUZHANG
• Format: Patent
• Language: English
• Published: 22.04.2015
• Subjects: ADVERTISING; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE; CRYPTOGRAPHY; DIAGRAMS; DISPLAY; EDUCATION; EDUCATIONAL OR DEMONSTRATION APPLIANCES; GLOBES; PHYSICS; PLANETARIA; SEALS

The utility model discloses a device for demonstrating formation of rain. The device comprises a pedestal, the pedestal is connected with a vertical pole, the lower portion of the pole is fixedly connected with a carrying board through a first connecting rod, the upper surface of the carrying board is provided with a groove, the bottom of the groove of the carrying board is provided with a plurality of fire holes arranged at intervals, the fire holes are disposed downwards and through the carrying board, a beaker containing water is placed in the groove, the pedestal, under the fire holes, is provided with a heater, a sealing plug is disposed in the mouth of the beaker, the sealing plug is connected with a gas-guide tube, the gas-guide tube penetrates the sealing plug, the lower end of the gas-guide tube stretches into the beaker, the top of the gas-guide tube inclines and extends upwards, a pole above the gas-guide tube is fixedly connected with a cooling fin through a second connecting rod, a top mouth of the gas-guide tube faces to the lower surface of the cooling fin. The device for demonstrating formation of rain is simple in structure, convenient to manufacture and use. The device can be used for demonstrating formation of rain for a long time, and the device can be used for visually demonstrating the principle of formation of rain to students.