公开(公告)号：US12226061B2

公开(公告)日：2025-02-18

申请号：US18546973

申请日：2021-05-11

Applicant: MIDEA ROBOZONE TECHNOLOGY CO., LTD.

Inventor： Tao Sun ,  Tao Zhang ,  Xianmin Wei ,  Xiaogang Xuan

IPC: A47L11/40 ,  A47L11/24 ,  A47L11/28

Abstract: A base station of a cleaning device and a cleaning system are provided. The base station of the cleaning device includes: a base station body having an accommodating chamber for accommodating the cleaning device and an opening for the cleaning device to enter or exit the accommodating chamber; and a water injection assembly including a movable base, and a movable plate, a lifting mechanism, and a water injection pipe that are disposed on the movable base. The water injection pipe is configured to inject water into the cleaning device. The lifting mechanism is configured to drive the water injection pipe to move. A first elastic member is disposed between the movable plate and a side wall of the accommodating chamber. The cleaning device is contacted with the movable plate during a water injection process of the water injection assembly.

公开(公告)号：US11089926B2

公开(公告)日：2021-08-17

申请号：US16232008

申请日：2018-12-25

Applicant: MIDEA ROBOZONE TECHNOLOGY CO., LTD.

Inventor： Xianmin Wei ,  Xiaogang Xuan ,  Bo He

IPC: A47L9/00 ,  A47L9/28

Abstract: A vacuum cleaner includes a chassis, a driving wheel support provided with at least two first cooperation parts, a driving wheel having an adjustable height relative to the chassis, and being rotatable relative to a hood. The vacuum cleaner further includes the hood being provided with at least two second cooperation parts, and an elastic member. The first cooperation parts or the second cooperation parts are in the form of long track portions, the remainders are in the form of sliding portions capable of moving along the track portions, and lengths of the at least two track portions extend along directions not parallel to each other.

公开(公告)号：US12102276B2

公开(公告)日：2024-10-01

申请号：US17434759

申请日：2019-08-20

Applicant: MIDEA ROBOZONE TECHNOLOGY CO., LTD.

Inventor： Xiaogang Xuan ,  Shupeng Feng ,  Xianmin Wei ,  Yuan Chen

IPC: A47L1/02 ,  A47L11/24 ,  A47L11/28 ,  A47L11/40

CPC classification number: A47L11/4072 ,  A47L1/02 ,  A47L11/24 ,  A47L11/28 ,  A47L11/4083 ,  A47L2201/04

Abstract: Provided is a self-moving cleaning device, including a shell, a water tank, a groove, and a roller assembly. A mounting part is arranged at the bottom of the shell; the water tank is detachably mounted on the mounting part; the groove is provided in the mounting part and/or the groove is provided in the water tank at a position cooperating with the mounting part; and the roller assembly is mounted on the mounting part and can extend and retract. When the water tank is mounted on the shell, the roller assembly retracts into the groove and is in a retracted state, and when the water tank is removed from the shell, the roller assembly is in an extended state.