Abstract: A cleaning robot for a swimming pool is provided. A steering determination module is arranged inside the cleaning robot. The steering determination module includes a gyroscope. During a driving process of the cleaning robot: if the gyroscope monitors an increase in instantaneous acceleration, it is determined that the cleaning robot hits a wall, and the cleaning robot steers after a preset period of steering time; if the gyroscope monitors a change in a climbing angle, and the climbing angle exceeds a preset angle, it is determined that the cleaning robot climbs, and the cleaning robot steers after the preset period of steering time; and if the gyroscope monitors that continuous vibration occurs and the continuous vibration lasts over a preset period of vibration time, it is determined that the cleaning robot encounters an obstacle, and the cleaning robot steers after the preset period of steering time.

Abstract: Exemplary embodiments of a filter cartridge for a coffee machine are disclosed. According to one exemplary embodiment, a coffee machine filter cartridge may include a filter body having a water inlet, a grate and a water outlet, and a lid held on the filter body. The water inlet is disposed around the water outlet. The water outlet connects to one end of the grate through a pipe. The other end of the grate is held on the inner wall of the filter body and comprises a cloth filter. A filter chamber between the pipe and the filter body has a descaling core. When filtering and descaling, the water flows sequentially through the water inlet, filter chamber, grate, cloth filter, pipe, and water outlet. The cartridge is structurally simple, convenient and accessible to users; preventing clogging of the internal parts of the coffee machine by slow dissolution of the descaling agent.

Abstract: A wall-climbing robot for cleaning a swimming pool is provided. The cleaning robot includes a machine body, walking assemblies located on both sides of the machine body, and a roller brush assembly located at a front side of the machine body. The roller brush assembly includes a support shaft and two sections of roller brush bodies rotatably arranged on the support shaft. The support shaft is connected to the machine body. Each walking assembly includes a walking motor, and a first output end and a second output end connected to the walking motor. The first output end is connected to a walking crawler belt and the second output end is connected to the roller brush body. The walking crawler belt and the roller brush body on the same side of the machine body can accelerate and decelerate synchronously.

Abstract: A water filtration system is provided. The system may include a connector and a filter configured to be mounted in the connector. The connector may include a connector body, a connector inner core, a connector core baffle, a connector body water inlet of the connector body, and a connector body water outlet of the connector body. The water filtration system may have a filtering configuration and a bypass configuration. In the filtering configuration, the water filtration system may be configured to direct water through the filter. In the bypass configuration, the water filtration system may be configured to direct water out the connector body water outlet without passage through the filter. The water filtration system may be in the filtering configuration when the filter is fully mounted in the connector. The water filtration system may be in the bypass configuration when the filter is not fully mounted in the connector.

Abstract: A basket type filter assembly is provided, which belongs to the technical field of water surface cleaning devices. The basket type filter assembly includes a filter basket, and a cover. The filter basket is provided with a hinge portion on a side and a clamping portion on an opposite side. The hinge portion is hinged with one side of the cover, the other side of the cover is configured for being clamped with a buckle, and the other side of the cover is pressed against the clamping portion. The cover is hinged with the filter basket, the filter basket is clamped to the cover by the buckle, and the cover is pressed against the filter basket.

Abstract: A water surface cleaning device is provided. The water surface cleaning device includes a main body, a cover and a filter basket. The main body is formed with an opening for the filter basket to get into and out of the main body. One side of the opening is provided with a buckle. Two opposite sides of the filter basket are respectively provided with a hinge part and a clamping part. The hinge part is hinged to one side of the cover, and an other side of the cover is configured for being clamped to the buckle. One side, where the hinge part is located, of the filter basket is provided with a limiting rib, and a limiting surface is arranged at a position on an inner side of the opening corresponding to the limiting rib. The limiting surface restricts the limiting rib from rotating about the clamping part.

Abstract: A water surface cleaning and charging integrated system is provided. The water surface cleaning and charging integrated system includes a water surface cleaning device and a charging base station. The water surface cleaning device is provided with a wireless charging module and a magnetic attraction module. The charging base station includes a fixed mount and a floatable seat movably installed on the fixed mount. The floatable seat is provided with a wireless charging structure and a magnetic attraction structure. The floatable seat floats up and down as water raises and falls, so that a height of the wireless charging structure is matched with a height of the wireless charging module, and a height of the magnetic attraction structure is matched with a height of the wireless charging module.

Abstract: A swimming pool cleaner is provided, which includes a housing, a travelling device and a filter screen, two groups of power components with opposite driving directions are provided inside the water outlet chamber, the power component includes an impeller and a water outlet channel, wherein the water outlet channel includes a spiral portion and a linear flowing portion which are sequentially communicated, the linear flowing portion is connected with the water outlet, and the linear flowing portion deflects to the outer side in the spiral direction of the spiral portion, a steering stressed portion is formed at the junction of the linear flowing portion and the spiral portion, and the water outlet is in communication with an outside of the housing and faces towards a direction that is opposite to the travelling direction of the travelling device.

Abstract: A water filtration system is provided. The system may include a connector and a filter configured to be mounted in the connector. The connector may include a connector body, a connector inner core, a connector core baffle, a connector body water inlet of the connector body, and a connector body water outlet of the connector body. The water filtration system may have a filtering configuration and a bypass configuration. In the filtering configuration, the water filtration system may be configured to direct water through the filter. In the bypass configuration, the water filtration system may be configured to direct water out the connector body water outlet without passage through the filter. The water filtration system may be in the filtering configuration when the filter is fully mounted in the connector. The water filtration system may be in the bypass configuration when the filter is not fully mounted in the connector.

Abstract: A household water purifier includes a main unit and a filter assembly arranged in the main unit. The filter assembly includes a composite filter core. The composite filter core includes a filter bottle and a filter element located in the filter bottle. The filter element is of a separated structure. In the household water purifier, the filter element is located in the filer bottle; during use, when the filter element needs to be replaced, the filter element can be directly taken out of the filter bottle for replacement; Furthermore, the filter element itself is of a split structure There is no need to replace the filter element as a whole, just some failed components of the filter element need to be replaced, which further improves convenience of replacement and maintenance of the filter core of the water purifier, and saves maintenance and use costs of the water purifier.

Abstract: Disclosed is a power unit used for a swimming pool cleaning machine and the swimming pool cleaning machine. The power unit includes an impeller and a water outlet channel communicated with the impeller. The water outlet channel includes a spiral portion, a linear flowing portion and a water outlet. The inlet of the impeller is communicated with a water, and the outlet of the impeller is communicated with the spiral portion. The linear flowing portion deflects to the outer side of the spiral direction of the spiral portion. A steering stressed portion is formed at the junction of the linear flowing portion and the spiral portion. The steering stressed portion and the spiral portion are respectively located on either sides of the center line of the water outlet. The water outlet direction of the water outlet is opposite to the traveling direction of the swimming pool cleaning machine.

Abstract: A swimming pool cleaner is provided, which includes a housing, a travelling device and a filter screen, two groups of power components with opposite driving directions are provided inside the water outlet chamber, the power component includes an impeller and a water outlet channel, wherein the water outlet channel includes a spiral portion and a linear flowing portion which are sequentially communicated, the linear flowing portion is connected with the water outlet, and the linear flowing portion deflects to the outer side in the spiral direction of the spiral portion, a steering stressed portion is formed at the junction of the linear flowing portion and the spiral portion, and the water outlet is in communication with an outside of the housing and faces towards a direction that is opposite to the travelling direction of the travelling device.