Cleaning Device

The application claims priority to Chinese patent application No. 2024222179200, filed on Sep. 10, 2024, the entire contents of which are incorporated herein by reference.

The present application relates to the technical field of cleaning, and in particular, to a cleaning device.

Vacuum cleaners in the market generally comprise a vacuum cleaner main body and a base station, one fan is arranged in the vacuum cleaner main body, which provides a sucking force to suck dust in environment when the vacuum cleaner is used, and the other fan is arranged in the base station, when the vacuum cleaner is not used, the vacuum cleaner main body is placed on the base station, and the fan in the base station provides a sucking force to suck dust and sundries in the vacuum cleaner main body into the base station, thus realizing the self-cleaning of the vacuum cleaner.

By adopting this design method, on one hand, the design of two fans will lead to higher production cost and larger power consumption of the vacuum cleaner; and on the other hand, compared with a dust bag on the base station, the fan arranged in the base station is used to exhaust air, and the efficiency of exhausting air is lower than that of blowing air. Therefore, in order to achieve the purpose of self-cleaning, the power of the fan in the base station is higher, and when exhausting air, if an air path is blocked, the efficiency will be lower, resulting in higher overall power consumption of the vacuum cleaner.

In order to overcome at least one defect of the prior art above, the present application provides a cleaning device to solve the problems of high production cost and high power consumption of existing vacuum cleaner.

According to the technical solution used in the present application to solve the problems, an embodiment of the present application discloses a cleaning device, which comprises a cleaning device main body and a base station, wherein the cleaning device main body comprises a body assembly, a fan assembly and a dust cup assembly, and the base station comprises a dust bag assembly;

As an optional implementation, in the embodiment of the present application, the body assembly is provided with a first air duct and a dust-suction outlet, the fan assembly is provided with a first air inlet, a second air duct and a first air outlet, the dust cup assembly is provided with a third air duct, and the first air duct, the third air duct, the first air inlet, the second air duct and the first air outlet form the dust suction duct.

As an optional implementation, in the embodiment of the present application, the body assembly is provided with a dust-blowing inlet, the fan assembly is further provided with a second air inlet, a fourth air duct and a second air outlet, the dust cup assembly is provided with a fifth air duct, and the dust-blowing inlet, the second air inlet, the fourth air duct, the second air outlet, the fifth air duct and the dust bag assembly form the dust collection duct.

As an optional implementation, in the embodiment of the present application, the cleaning device main body further comprises an air axis assembly, and the air axis assembly comprises a first air opening, a second air opening, a third air opening and a fourth air opening;

As an optional implementation, in the embodiment of the present application, the fan assembly is rotatably arranged on the body assembly, when the cleaning device is in the first state, the air outlet of the fan assembly rotates until the fan assembly and the dust cup assembly form the dust suction duct, and when the cleaning device is in the second state, the air outlet of the fan assembly rotates, and the air outlet of the fan assembly rotates until the fan assembly, the dust cup assembly and the dust bag assembly form the dust collection duct.

As an optional implementation, in the embodiment of the present application, the cleaning device main body further comprises a driving assembly, the base station is provided with a trigger part, when the cleaning device is in the first state, the trigger part is separated from the driving assembly, and the fan assembly rotates under an action of the driving assembly to form the dust collection duct with the dust cup assembly, and when the cleaning device is in the second state, the trigger part drives the driving assembly, and the fan assembly rotates under the action of the driving assembly to form the dust collection duct with the dust cup assembly and the dust bag assembly.

As an optional implementation, in the embodiment of the present application, the driving assembly is a transmission assembly, the transmission assembly is connected to the fan assembly, when the cleaning device is in the first state, the trigger part is separated from the driving assembly, and the transmission assembly resets and drives the fan assembly to move, and when the cleaning device is in the second state, the trigger part pushes the transmission assembly, and the transmission assembly drives the fan assembly to move.

As an optional implementation, in the embodiment of the present application, the trigger part is a bulge, the fan assembly is rotatably arranged in the body assembly, the transmission assembly comprises a first transmission part arranged on the dust cup assembly, a second transmission part arranged on the body assembly and a third transmission part, the trigger part pushes the first transmission part, and the first transmission part, the second transmission part, the third transmission part and the fan assembly rotate sequentially to drive the fan assembly to rotate.

As an optional implementation, in the embodiment of the present application, the first transmission part is a push rod, the second transmission part is a lifting rack, the third transmission part is a gear, the fan assembly is provided with meshing teeth, the rack is located in a moving direction of the push rod, the rack is meshed with the gear, and the gear is meshed with the meshing teeth of the fan assembly.

As an optional implementation, in the embodiment of the present application, the gear comprises a first gear, a second gear, a third gear and a fourth gear which are sequentially meshed, the first gear is meshed with the rack, and the fourth gear is meshed with the meshing teeth of the fan assembly.

As an optional implementation, in the embodiment of the present application, the cleaning device main body further comprises a gear box, the gear box is arranged in the body assembly, the rack is arranged in the gear box in a lifted manner, and the gear is rotatably arranged in the gear box.

As an optional implementation, in the embodiment of the present application, the rack is provided with a first guide post, the first guide post is provided with a guide groove, a second guide post is arranged in the gear box, and the second guide post and the guide groove are matched and connected.

As an optional implementation, in the embodiment of the present application, the fan assembly comprises a motor cover and a motor, the motor cover is rotatably connected to the body assembly, the motor is arranged in the motor cover, and the motor cover is provided with the meshing teeth.

As an optional implementation, in the embodiment of the present application, the driving assembly further comprises a first reset spring with one end connected to the dust cup assembly and the other end connected to the first transmission part, when the cleaning device is in the second state, the first transmission part compresses the first reset spring, and when the cleaning device is in the first state, the first reset spring resets and drives the first transmission part to reset.

As an optional implementation, in the embodiment of the present application, the driving assembly further comprises a second reset spring, the second transmission part is provided with a first guide post, the second reset spring is sleeved on the first guide post, when the cleaning device is in the second state, the second transmission part compresses the second reset spring, and when the cleaning device is in the first state, the second reset spring resets and drives the second transmission part to reset.

As an optional implementation, in the embodiment of the present application, the driving assembly is a switch module, the switch module is electrically connected to the fan assembly, when the cleaning device is in the first state, the trigger part is separated from the switch module, and the trigger part triggers the switch module to rotate to form the dust suction duct with the dust cup assembly, and when the cleaning device is in the second state, the trigger part triggers the switch module, and the switch module controls the fan assembly to rotate to form the dust collection duct with the dust cup assembly and the dust bag assembly.

As an optional implementation, in the embodiment of the present application, the dust cup assembly is provided with an air vent, the dust-blowing inlet, the second air inlet, the fourth air duct, the second air outlet, the fifth air duct and the dust bag assembly form a first dust collection duct, the dust-blowing inlet, the second air inlet, the fourth air duct, the second air outlet, the air vent and the dust bag assembly form a second dust collection duct, and the first dust collection duct and the second dust collection duct are combined to form the dust collection duct.

As an optional implementation, in the embodiment of the present application, the body assembly is provided with a dust removal opening, and when the cleaning device is in the second state, the base station drives the fan assembly to rotate in the body assembly, the second air inlet is used to communicate with the outside, the second air outlet is respectively communicated with the fifth air duct and the air vent, and the dust removal opening is opened and communicated with the dust bag assembly.

As an optional implementation, in the embodiment of the present application, a connecting support is arranged in the body assembly, one end of the connecting support is connected with the dust cup assembly, the connecting support is provided with a communication cavity having two open ends and an air cavity having two open ends, one end of the air cavity is communicated with the fifth air duct, one end of the communication cavity is communicated with the air vent, and when the cleaning device is in the second state, the other end of the communication cavity and the other end of the air cavity are both communicated with the second air outlet.

As an optional implementation, in the embodiment of the present application, the second air outlet comprises a third air outlet and a fourth air outlet, the third air outlet is communicated with the air cavity, and the fourth air outlet is communicated with the communication cavity.

As an optional implementation, in the embodiment of the present application, the fan assembly comprises a baffle, and the baffle is used for shielding the air cavity when the cleaning device is in the first state.

The implementation of the embodiment of the present application will have the following beneficial effects:

In the drawings, meanings of reference numerals are as follows:

For better understanding and implementation, technical solutions in embodiments of the present application will be clearly and completely described hereinafter with reference to the drawings in the embodiments of the present application.

In the description of the present application, it should be noted that the orientation or position relationship indicated by the terms “up”, “down”, “front”, “rear”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, and the like is based on the orientation or position relationship shown in the drawings, it is only for the convenience of description of the present application and simplification of the description, and it is not to indicate or imply that the indicated device or element must have a specific orientation, and be constructed and operated in a specific orientation. Therefore, the terms should not be understood as limiting the present application.

Unless otherwise defined, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the technical field of the present application. The terms used in the specification of the present application herein are only for the purpose of describing the specific embodiments, and are not intended to limit the present application.

With reference toto, the embodiment of the present application discloses a cleaning device, the cleaning device of this solution comprises a cleaning device main bodyand a base station, the cleaning device main bodycomprises a body assembly, a fan assemblyand a dust cup assembly, and the base stationcomprises a dust bag assembly; wherein, when the cleaning device is in a first state, the cleaning device main bodyis separated from the base station, external environment, the fan assemblyand the dust cup assemblyform a dust suction duct, and the fan assemblygenerates a negative pressure sucking force in the dust suction duct to suck dust in the external environment; and when the cleaning device is in a second state, the cleaning device main bodyis placed on the base station, the external environment, the fan assembly, the dust cup assemblyand the dust bag assemblyform a dust collection duct, and the fan assemblygenerates a forward blowing force in the dust collection duct to blow dust in the dust cup assemblyinto the dust bag assembly. By adopting this design method, on one hand, one fan can realize the functions of dust suction and self-cleaning, thus effectively reducing a production cost of a vacuum cleaner; and on the other hand, there is air blowing in an air path during self-cleaning, with a large air force, thus reducing power consumption of the vacuum cleaner.

In some embodiments, in order to form the air suction duct, the body assemblyis provided with a first air ductand a dust-suction outlet, the fan assemblyis provided with a first air inlet, a second air ductand a first air outlet, the dust cup assemblyis provided with a third air duct, and external environment, the first air duct, the third air duct, the first air inlet, the second air ductand the first air outletform the dust suction duct.

In order to form the air collection duct, the body assemblyis provided with a dust-blowing inlet, the fan assemblyis further provided with a second air inlet, a fourth air duct and a second air outlet, the dust cup assemblyis provided with a fifth air duct, and the external environment, the dust-blowing inlet, the second air inlet, the fourth air duct, the second air outlet, the fifth air duct and the dust bag assemblyform the dust collection duct.

In this embodiment, the first air inletand the second air inlet on the fan assemblyare the same air inlet, the second air ductand the fourth air duct on the fan assemblyare the same air duct, the first air outletand the second air outlet on the fan assemblyare the same air outlet, and the third air ductand the fifth air duct on the dust cup assemblyare the same air duct. By adopting this design method, the structure is simple. It can be understood that, in other embodiments, the air inlet, the air outlet and the air duct above may be respectively set separately, which will not be limited herein.

In order to enable the fan assemblyto switch an air outlet direction to meet air suction requirements of the dust suction duct and the dust collection duct, as an optional implementation, the cleaning device main bodyfurther comprises an air axis assembly (not shown in the drawings), and the air axis assembly comprises a first air opening, a second air opening, a third air opening and a fourth air opening; when the cleaning device is in the first state, the first air opening and the second air opening are opened, the third air opening and the fourth air opening are closed, the air outlet of the fan assemblyis communicated with the first air opening, and the second air opening is communicated with the dust cup assembly; and when the cleaning device is in the second state, the first air opening and the second air opening are closed, the third air opening and the fourth air opening are opened, the air outlet of the fan assemblyis communicated with the third air opening, and the fourth air opening is communicated with the dust cup assembly. By adopting this design method, the air outlet direction of the fan assemblyis adjusted by the air axis assembly, so that the structure is simple.

As another optional implementation, the fan assemblyis rotatably arranged on the body assembly, when the cleaning device is in the first state, the air outlet of the fan assemblyrotates until the external environment, the fan assemblyand the dust cup assemblyform the dust suction duct, and when the cleaning device is in the second state, the air outlet of the fan assemblyrotates, and the air outlet of the fan assemblyrotates until the fan assembly, the dust cup assemblyand the dust bag assemblyform the dust collection duct. It can be understood that, in other embodiments, the design method of slidably arranging the fan assemblyon the body assemblymay also be adopted, which will not be limited herein.

This embodiment takes the example that the fan assemblyis rotatably arranged on the body assembly.

In some embodiments, in order to drive the fan assemblyto rotate relative to the body assembly, the cleaning device main bodyfurther comprises a driving assembly, the base stationis provided with a trigger part, when the cleaning device is in the first state, the trigger partis separated from the driving assembly, and the fan assemblyrotates under an action of the driving assembly to form the dust collection duct with the external environment and the dust cup assembly, and when the cleaning device is in the second state, the trigger partdrives the driving assembly, and the fan assemblyrotates under the action of the driving assembly until the external environment, the fan assembly, the dust cup assemblyand the dust bag assemblyform the dust collection duct.

With reference toto, as an optional implementation, the driving assembly is a transmission assembly, the transmission assembly is connected to the fan assembly, when the cleaning device is in the first state, the trigger partis separated from the driving assembly, and the transmission assembly resets and drives the fan assemblyto move, and when the cleaning device is in the second state, the trigger partpushes the transmission assembly, and the transmission assembly drives the fan assemblyto move.

Further, the trigger partis a bulge, the fan assemblyis rotatably arranged in the body assembly, the transmission assembly comprises a first transmission partarranged on the dust cup assembly, a second transmission partarranged on the body assemblyand a third transmission part, the trigger partpushes the first transmission part, and the first transmission part, the second transmission part, the third transmission partand the fan assemblyrotate sequentially to drive the fan assemblyto rotate. By adopting the design method of multi-stage transmission, a stable transmission ratio and a high load capacity are realized.

Specifically, the first transmission partis a push rod, the second transmission partis a lifting rack, the third transmission partis a gear, the fan assemblyis provided with meshing teeth, the rack is located in a moving direction of the push rod, the rack is meshed with the gear, and the gear is meshed with the meshing teethof the fan assembly. Under an action of the bulge, the push rod moves and pushes the rack to move, the rack drives the gear to rotate, and the gear drives the fan assembly to rotate, thus realizing the rotation of the fan assembly.

Preferably, the gear comprises a first gear, a second gear, a third gearand a fourth gearwhich are sequentially meshed, the first gearis meshed with the rack, and the fourth gearis meshed with the meshing teethof the fan assembly. By adopting this design method, a stable transmission ratio and a high load capacity are realized.

In some embodiments, according to the above, the second transmission partand the third transmission partare arranged on the body assembly, and the second transmission partis the rack and the third transmission partis the gear. In order to realize the mounting of the rack and the gear on the body assembly, the cleaning device main bodyfurther comprises a gear box, the gear boxis arranged in the body assembly, the rack is arranged in the gear boxin a lifted manner, and the gear is rotatably arranged in the gear box.

Further, the rack is provided with a first guide post, the first guide postis provided with a guide groove, a second guide postis arranged in the gear box, and the second guide postand the guide groove are matched and connected. By the matching between the second guide postand the guide groove, the rack may be lifted in the gear boxin a preset direction.

In some embodiments, the fan assemblycomprises a motor coverand a motor, the motor coveris rotatably connected to the body assembly, the motoris arranged in the motor cover, and the motor coveris provided with the meshing teeth.

In some embodiments, in order to make the first transmission partreset after the driving assembly is separated from the trigger part, the driving assembly further comprises a first reset springwith one end connected to the dust cup assemblyand the other end connected to the first transmission part, when the cleaning device is in the second state, the first transmission partcompresses the first reset spring, and when the cleaning device is in the first state, the first reset springresets and drives the first transmission partto reset.

Similarly, in order to make the second transmission part, the third transmission partand the fan assemblyreset after the driving assembly is separated from the trigger part, the driving assembly further comprises a second reset spring, the second transmission partis provided with a first guide post, the second reset springis sleeved on the first guide post, when the cleaning device is in the second state, the second transmission partcompresses the second reset spring, and when the cleaning device is in the first state, the second reset springresets and drives the second transmission partto reset, and the second transmission partdrives the third transmission partand the fan assemblyto reset.

It can be understood that, in other embodiments, the second transmission partmay also be connected with the first transmission part, the first reset springdrives the first transmission partto reset, and the first transmission partdrives the second transmission part, the third transmission partand the fan assemblyto reset, which will not be limited herein.

As another optional implementation, the driving assembly may also be a switch module (not shown in the drawings), the switch module is electrically connected to the fan assembly, when the cleaning device is in the first state, the trigger partis separated from the switch module, and the trigger parttriggers the switch module to rotate to form the dust suction duct with the external environment and the dust cup assembly, and when the cleaning device is in the second state, the trigger parttriggers the switch module, and the switch module controls the fan assemblyto rotate to form the dust collection duct with the external environment, the dust cup assemblyand the dust bag assembly.