Patent ID: 11917951
Assignee: NANJING CHERVON INDUSTRY CO., LTD.
Field: Other consumer goods (Other fields)
Classification: CPC A | IPC A

Claim 9:
10. The sweeper head as claimed in claim 1, further comprising a retarding mechanism configured for power transmission between the transmission shaft and the cleaning device and comprising a drive shaft for driving the cleaning element to rotate, a housing configured to accommodate at least a part of the retarding mechanism and connected to the connecting rod, and
an installation assembly configured for installation of the shield to the housing or the connecting rod and enabling the retarding mechanism to have a first installation state and a second installation state, wherein, when the retarding mechanism is in the first installation state, a preset gap is provided between an inner side of the surrounding portion and the cleaning element and, when the retarding mechanism is in the second installation state, a preset gap is provided between the inner side of the surrounding portion and a tail end of the cleaning element.