Air self-complementing device applicable to towerless water supply device

• Main Authors: LIU HONGCHANG, WANG JUN, HAN PENGZHAN, WANG JIANWEI, SUN ZHANFENG, MAO DENGKUN, ZHU JIANFENG, JING PENGLONG, LI HUAISEN, SONG TIANZHAO
• Format: Patent
• Language: Chinese; English
• Published: 01.08.2012
• Subjects: FIXED CONSTRUCTIONS; INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, ORDISTRIBUTING WATER; SEWERAGE; WATER SUPPLY

The utility model discloses an air self-complementing device applicable to a towerless water supply device, which comprises a water supply pipe (2) and a control valve (3), wherein the water supply pipe (2) is connected to the right end part of a towerless water supply device (1), the control valve (3) is arranged at the upper part of the water supply pipe (2), the middle section of the water supply pipe (2) is provided with a water return pipe (4), the upper part (close to the water supply pipe) of the water return pipe (4) is provided with a water return monitoring pressure gauge (5), the tail end part of the water return pipe (4) is provided with an air self-complementing valve (6), and the lower part of the water supply pipe (2) is connected with a lifting pump (7). The air self-complementing device disclosed by the utility model effectively solves the problem that water needs to be drained off and pumped again when the towerless water supply device can not supply water because the air pressure is insuffi