19016 results about "Dust collector" patented technology

A vacuum cleaner is provided including a nozzle assembly with a suction inlet and a canister assembly. A suction generator and dirt collection vessel ate carried on one of the nozzle assembly and canister assembly. The dirt collection vessel includes a base wall, a stepped sidewall and a dirt collection chamber. The stepped sidewall has a first cylindrical section with a circumference C₁, and a second cylindrical section with a circumference C₂ where C₁, C₁>C₂. In addition the stepped sidewall includes a step connecting the first and second cylindrical sections where the step and first cylindrical section define an included angle A₁≦90°.

The present invention relates to a multi-cyclone dust collector for a vacuum cleaner. The multi-cyclone dust collector includes a first cyclone forcing contaminants-laden air that is drawn-in at a lower portion of the first cyclone to form an upwardly whirling air current so as to centrifugally separate contaminants therefrom air, a first contaminants chamber wrapping around a first part of the first cyclone and collecting contaminants discharged from the first cyclone, and a second cyclone unit wrapping around a second part of the first cyclone and having a plurality of second cyclones, each of the plurality of second cyclones drawing-in semi-clean air discharged from the first cyclone at an upper portion of each of the plurality of second cyclones so as to centrifugally separate fine contaminants from the semi-clean air.

A dust collector for use in an autonomous floor-cleaning device is disclosed to include a container, which is formed of a container body and a top cover shell and has two bottom suction holes and a top air outlet, a box-like partition member, which divides the inside space of the container into a bottom storage chamber and an upper storage chamber and has a through hole in communication between one bottom suction hole and the air outlet, and a filter member set between the through hole of the partition member and the air outlet of the container for removing dust from air passing through the upper storage chamber.

A robot cleaning system and a dust removing method of the same that are capable of moving a first dust collector mounted in a robot cleaner to a docking station to remove dust collected in the first dust collector. The robot cleaning system includes a robot cleaner having an opening, though which a first dust collector to collect suctioned dust is carried in and out of the robot cleaner, a docking station, to which the robot cleaner is docked to remove the dust collected in the first dust collector, and a collector moving unit to move the first dust collector to the docking station.

The present invention relates to a multi-cyclone dust collector for a vacuum cleaner and dust collecting chamber. The multi-cyclone dust collector includes a first cyclone unit having a first cyclone body and a first dust collecting chamber, the first cyclone body taking dust-laden air entering through an under portion thereof and forming a first upwardly whirling air current so as to separate contaminants centrifugally from the dust-laden air, the first dust collecting chamber collecting contaminants discharged from the first cyclone body; and a second cyclone unit wrapping around at least a portion of the first dust collecting chamber, sucking semi-clean air discharged from the first cyclone unit through an under portion thereof, taking the sucked semi-clean air and forming a second upwardly whirling air current so as to separate contaminants centrifugally from the semi-clean air.

A cleaning appliance comprising a main body and a separating apparatus including a dirt collector having a base that is openable that allows the dirt collector to be emptied. The cleaning appliance includes an actuator that is operable sequentially such that, during a first operation, the actuator causes the base to be opened and, during a second operation, the actuator causes the dirt collector to disengage from the separating apparatus. A single actuator is therefore used for two functions: firstly to open the dirt collector for emptying purposes and, secondly, to disengage the dirt collector from the separating apparatus for example for cleaning purposes. Such an arrangement is space efficient and intuitive for the user.

The invention discloses a chargeable hand-held vacuum aspirator, which is characterized by the following: possessing mounting or dismounting dust cup section; setting the dust cup as two parallel cyclones and two collecting dust chamber; connecting the collecting dust chamber to the cyclone body; using smaller cyclone because of two parallel cyclones; realizing better dust separating property; setting the cyclone body without filter and collecting dust chamber; increasing cyclone action efficiency with the two parallel cyclones; needing very simple filter; protecting blade wheel in the aspirator. This invention does not appear gradually clogging situation.

The invention provides a handheld dust collector which comprises a sucking-in pipeline, an air flow generator component, a cyclone separator component, a filter component, a power supply component and a handle. The sucking-in pipeline has a longitudinal axis. The air flow generator component generates air flow which flows along the sucking-in pipeline. The cyclone separator component is communicated with the sucking-in pipeline and is used for separating dust which is sucked in from air flow. The filter component is arranged in the handheld dust collector. The power supply component provides power for the air flow generator component. The handle is used for a user to hold. The air flow generator component and the cyclone separator component are arrayed in the direction perpendicular to the longitudinal axis. Compared with the prior art, an air flow generator and a cyclone separator are arranged up and down, so that whole arrangement is small, exquisite and compact, the air flow generator and the cyclone separator are directly communicated, and accordingly the sucking force of the dust collector is strong.

The vacuum cleaner having a suction port assembly and a dust collecting chamber includes a first air inlet path to connect the suction port assembly and the dust collecting chamber, a second air inlet path to connect a lower end of the dust collecting chamber and a vacuum generator, a cyclone dust collecting device detachably mounted in the dust collecting chamber so that an upper end is connected to the first air inlet path and a lower end is connected to the second air inlet path, and a filtering chamber integrally formed with the cyclone dust collecting device and having a filter member detachably disposed. As the second air inlet path requires less space, it is feasible to easily manufacture the vacuum cleaner and maintain the filtering chamber and the cyclone dust collecting device at a time. Therefore, maintenance of the vacuum cleaner becomes more convenient.

The present invention discloses a decelerated centrifugal dust removing apparatus for a dust cleaner. It comprises a cylinder, a conical cylinder and a dust collector box connected in the given order from the upper part to the lower part, as well as an air outlet pipe and an air inlet pipe on the cylinder body. The conical cylinder has a small upper end and a large lower end. In the conical cylinder, on the lower part of the air outlet pipe (under the air outlet pipe) there is an umbrella-shaped reflector in the center of which is provided a hole for air returning. Between the periphery of the umbrella reflector and the side wall is provided an annular gap for the falling down of dust. The apparatus features small loss of air flow pressure, good effectiveness of air suction, high quality of dust filtering, and low noise. With the apparatus, the secondary pollution of the cleaned air can be effectively prevented, and it is especially suitable for use in a secondary stage filtering system of the dust cleaner and for separating small and fine dust particles.

A wireless particle collection system includes a dust collector and at least one power tool coupled to the dust collector. The power tool is associated with a unique identifier contained in a wireless signal transmitted from the power tool upon an activation event of the tool. The unique identifier is recognized by the dust collector, and the dust collector activates or de-activates upon receipt of the wireless signal.

A vacuum cleaner is provided that includes a cleaner body; a cyclone body rotatably mounted in the cleaner body; a dust receptacle detachably mounted in the cleaner body and disposed below the cyclone body; and a locking unit locking and releasing the cyclone body and the dust receptacle with respect to each other.

A surface cleaning suction type appliance comprises a housing, an airstream suction source, a cyclone main body, and a dirt cup. The housing includes a main suction opening. The airstream suction source is mounted to the housing and includes a suction airstream inlet and a suction airstream outlet. The suction source selectively establishes and maintains a flow of air from the main suction opening, via the airstream inlet, to the airstream outlet. The cyclone main body is supported by the housing and is in communication with the main suction opening. The cyclone main body has a uniform outer circumference and includes a first stage separator, and a plurality of downstream second stage separators. The lengths of the second stage cyclonic separators are different for any number of adjacent pairs of separators from on pair up to all adjacent pairs of separators. The dirt cup is connected to the cyclone main body. The dirt cup includes a first particle collector and a second particle collector. The first particle collector communicates with the first stage separator for collecting dust particles from the first stage separator. The separate second particle collector communicates with the plurality of second stage separators for collecting dust particles from the second stage separators.

A hand held vacuum cleaner having a housing, a motor-fan unit, a dust container, an air passage opening into the dust container and through which dust laden air is directed into the dust container, and at least one filter arranged after the dust container, as seen in the flow direction. The dust container has a first emptying opening, which is normally being covered by a lid and is sized such that it allows the dust collected in the dust container to fall out through the opening when the lid is opened. The dust container also has a second emptying opening. In one aspect, the second emptying opening is adapted to be fluidly connected to an external vacuum source via a connection. In another aspect, a similar device is provided, and adapted so the dust container can be emptied through the first emptying opening without removing the dust container from the vacuum cleaner. In another aspect, the invention provides a vacuum cleaner dust container having an air inlet, an air outlet, a first dirt outlet, and a second dirt outlet. The first and second dirt outlets are separate from the air outlet.

A fan is enclosed in the enclosure of an electronic apparatus. The fan discharges air out of a ventilation opening of the fan itself. Heat radiating fins are located in an air passage extending from the ventilation opening. A dust catcher is removably mounted in an opening of the enclosure from the outside of the enclosure. The dust catcher is located in the air passage between the heat radiating fins and the ventilation opening. The dust catcher serves to catch the dust in the air passage. The dust catcher is removed from the enclosure along with the dust. The dust is thus reliably cleared from the air passage. The dust catcher can then be cleaned. The cleaned dust catcher can again be set in the opening of the enclosure. Airflow of a sufficient amount is in this manner always kept in the air passage.

A multifunction vacuum cleaner, in which a main body is removably connected to a frame portion, comprises a nozzle assembly for suctioning in an air including dusts or dirt on a cleaning area, a main body having a cyclone dust collector for centrifugally separating the dusts or dirt from the sucked air, a dust receptacle for collecting the separated dusts or dirt, a main body frame having an upper casing and a lower casing, a button operation portion formed on an upper part of the main body frame, and a connecting projection integrally formed with the button operation portion and moving elastically, and a frame portion which is pivotably connected with the nozzle assembly, and having a connecting groove to correspond to the connecting projection. The main body of the vacuum cleaner is removably mounted in the frame portion. As a result, the main body can be conveniently connected with or separate from the frame portion.

A robot cleaner having a configuration capable of improving an ability to collect dust, etc. is disclosed. The robot cleaner includes a suction hole to suction dust, a dust collector to receive the dust suctioned through the suction hole, and a rotating brush provided at a side of the suction hole. The robot cleaner is configured to sweep up and collect the dust into the dust collector by a drive force of the rotating brush.

The invention discloses handheld cleaning equipment. The handheld cleaning equipment comprises an outer casing, a suction pipeline, a separation device, a dust cylinder, a power source, a filtering device, an airflow generator, a motor, an air outlet, a handle and a switch; the rear end of the outer casing is provided with the handle; the center at the front end of the outer casing is provided with the suction pipeline; the separation device is arranged behind the suction pipeline; the dust cylinder is arranged below the separation device; the filtering device is arranged above the separation device; the rear end of the filtering device is provided with the airflow generator; the rear end of the airflow generator is provided with the motor coaxially; the rear end of the motor is provided with the air outlet; the power source is arranged between the handle and the dust cylinder; the handle is provided with the switch. The handheld cleaning equipment has the advantages of being high in reliability, compact in structure, small and exquisite in size, strong in suction, good in filtering performance, low in working temperature, light in weight and convenient to use and having a wide market prospect in a dust collector market.

The invention discloses a handheld dust collector with a bracket. The dust collector comprises a handheld dust collection device and the bracket, wherein the handheld dust collection device comprises a shell provided with a handle, a suction fan and a dust collection box which are arranged inside the shell, and a dust suction head which is connected to the shell in a separated mode; a cover, which can be opened and closed, is connected to the shell, and the dust collection box can be taken out of the shell when the cover is opened; a convex connecting block is arranged on the outer wall of the shell; the cover is rotatably connected to the connecting block; the bracket comprises a base, a brace rod with lower end connected to the base and a supporting frame connected to the upper end of the brace rod; the shell and the supporting frame are connected in a separated mode; a locating groove, which is matched with the connecting block, is formed in the supporting frame; and the connecting block is located in the locating groove when the shell and the supporting frame are connected.

A vacuum cleaner is disclosed that includes a main body having a dust collector and a vacuum motor; a cleaner frame for detachably mounting the main body; a main brush assembly connected to a lower end of the cleaner frame; and a flexible hose and auxiliary brush assembly connected to the main body, wherein the main body is further provided with a traveling wheel and a support member, whereby the main body can be moved conveniently by using the traveling wheel and the support member and cleaning operation also can be performed by sucking external air through the auxiliary brush assembly at a state of the main body standing in the case that the main body of the vacuum cleaner is detached from the cleaner frame.

The multiple cyclonic dust collector includes one primary cyclonic dust collecting device with first air inflow unit, the first main body to separate out foreign matters from the inflow air, one dust collecting tub set in the side bottom of the first main body to collect the foreign matters the first main body separates out, one extending unit extending from the bottom of the first main body and set inside the dust collecting tub, and the first air outflow unit for air to flow out of the first main body; and one secondary cyclonic dust collecting device installed outside the primary cyclonic dust collecting device to suck air from the primary cyclonic dust collecting device for secondary dust collection.