公开(公告)号：US20220313051A1

公开(公告)日：2022-10-06

申请号：US17640804

申请日：2020-08-13

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Youcheng LU

IPC: A47L11/40 ,  A47L11/24

Abstract: The present disclosure relates to a blockage and a smart cleaning device. The blockage includes a plug body and a hierarchical sealing structure. The plug body is a shaft-shaped structure as a whole, and is provided with a through hole that penetrates the plug body. The hierarchical sealing structure is sleeved on an outer side of the plug body, and is provided with at least two annular plugs stacked in an axial direction of the plug body.

公开(公告)号：US20250064281A1

公开(公告)日：2025-02-27

申请号：US18725191

申请日：2022-08-02

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Lifeng GAO ,  Youcheng LU

IPC: A47L9/14 ,  A47L9/00 ,  A47L11/40

Abstract: A dust bag, a self-cleaning dust collection seat, and a dust collection system are provided, the dust bag being configured to be detachably mounted on a dust bag support, and the dust bag including: a dust bag body; a snap plate fixedly connected to the dust bag body, the snap plate being provided with a snap plate opening, and the snap plate opening serving as an inlet of the dust bag, and a sliding plate slidably connected to the snap plate and configured to switch between a closed position and an open position, in response to the sliding plate being at the position, the sliding plate shielding the snap plate opening, and in response to the sliding plate being at the open position, the sliding plate exposing the snap plate opening; the edge of the snap plate opening being provided with a flexible rubber ring.

公开(公告)号：US20250127367A1

公开(公告)日：2025-04-24

申请号：US18725438

申请日：2022-07-13

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Yongfei ZHOU ,  Chuanlin DUAN ,  Zhimin YANG ,  Youcheng LU

IPC: A47L11/40

Abstract: A self-cleaning dust collection holder includes a holder body, where the holder body includes: a water storage chamber provided at a top of the holder body and configured to accommodate a water storage tank; a dust collection chamber provided, side by side with the water storage chamber, at the top of the holder body and configured to accommodate du collection hood, and a wind duct provided along substantially a height direction of bolder body, wherein a dust collection port on a base of the holder body and the dust collection chamber are connected through the wind duct.

公开(公告)号：US20240306874A1

公开(公告)日：2024-09-19

申请号：US18259291

申请日：2021-12-22

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Caiyun HU ,  Youcheng LU

IPC: A47L9/32 ,  A47L11/40

CPC classification number: A47L9/32 ,  A47L11/4013 ,  A47L2201/00

Abstract: The present disclosure relates to the field of robot technologies and provides a cleaning robot. The cleaning robot includes a robot body, a cleaning device, a collecting device, and a lifting device. The cleaning device is disposed at the bottom of the robot body, and configured to remove, by interfering with a surface to be cleaned, debris from the surface to be cleaned. The collecting device is disposed in the robot body, and includes an inlet through which the debris removed by the cleaning device from the surface to be cleaned enters the collecting device. The lifting device is rotatably disposed on the robot body and configured to lift up the robot body. The inlet is tilted upwards or is perpendicular to ground when the robot body is lifted up by the lifting device.

公开(公告)号：US20240215790A1

公开(公告)日：2024-07-04

申请号：US18557122

申请日：2021-07-07

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Guang YU ,  Youcheng LU

IPC: A47L11/40

CPC classification number: A47L11/4091 ,  A47L11/4013 ,  A47L2201/02

Abstract: Disclosed are a dust collecting pile, a cleaning robot, and a cleaning system, the dust collecting pile includes: a body including a dust inlet channel having a dust inlet configured to be communicated with the dust box, so that the dust within the dust box can enter the dust inlet channel through the dust inlet; a dust barrel detachably disposed on the body, the dust barrel including a dust inlet end and an airflow outlet end, and the dust inlet end being communicated with the dust inlet channel; a cyclone separator disposed within the dust barrel, the cyclone separator including a primary separation cyclone and a secondary separation cyclone, and the primary separation cyclone having an axis disposed approximately parallel to that of the secondary separation cyclone; and a fan assembly disposed on the body, an air inlet of the fan assembly being communicated with the airflow outlet end.