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Suction port for sewage suction truck
The invention discloses a suction port for a sewage suction truck. The suction port for the sewage suction truck is composed of working parts including a support (1), a fastening ring (2) and a suction tube (3). The support (1) is arranged in the suction tube (3). The fastening ring (2) is arranged outside the suction tube (3). The support (1) is connected with the suction tube (3) through the fastening ring (2). By means of the structure that a hole is formed in the support (1), the phenomenon that the suction tube shrinks through negative pressure produced in the suction process when the sewage suction truck carried out suction operation is reduced.
Suction port for sewage suction truck
The invention discloses a suction port for a sewage suction truck. The suction port for the sewage suction truck is composed of working parts including a support (1), a fastening ring (2) and a suction tube (3). The support (1) is arranged in the suction tube (3). The fastening ring (2) is arranged outside the suction tube (3). The support (1) is connected with the suction tube (3) through the fastening ring (2). By means of the structure that a hole is formed in the support (1), the phenomenon that the suction tube shrinks through negative pressure produced in the suction process when the sewage suction truck carried out suction operation is reduced.
Suction port for sewage suction truck
LYU JIANQIANG (author) / WEI QINGLAI (author) / YANG YAN (author) / LIU JINGFU (author) / LYU CHEN (author) / WANG LIAN (author) / WANG YIKAI (author)
2016-02-03
Patent
Electronic Resource
English