1766results about "Suction nozzles" patented technology

A separation system for a vacuum cleaner is provided an includes a first cyclone body having a first inlet and a second cyclone body having a second inlet. The second cyclone body is arranged in parallel with the first cyclone body. The separation system further includes a valve assembly movable between a first position in which the valve assembly permits airflow through the first and second inlets, and a second position in which the valve assembly permits airflow through the first inlet and inhibits airflow through the second inlet. The first and second inlets are located in a common plane.

The utility model discloses a cleaning rolling brush, cleaning equipment and a cleaning system, and belongs to the technical field of electrical equipment. The cleaning rolling brush comprises a shell, a cleaning strip, a first cutting piece and a second cutting piece, and the first cutting piece and the second cutting piece extend on the outer surface of the shell; the cleaning strip protrudes out of the outer surface of the shell; wherein a cleaning strip is arranged in a gap between the first cutting piece and the second cutting piece, so that the cutting force on entanglements wound on the cleaning strip can be improved, the entanglements can be cut off, the entanglements are prevented from being wound on the shell as much as possible, the influence of the entanglements on the cleaning rolling brush is reduced, and the working effect of the cleaning rolling brush is improved; and the service life of the cleaning rolling brush is prolonged.

A vacuum conduit pipe adapter includes a hollow body extending from a first end to a second end, a vacuum conduit connector positioned at the second end of the hollow body and operable to connect the vacuum conduit pipe adapter to a vacuum system, and a pipe connector positioned at the first end of the hollow body. The pipe connector includes a plurality of cylindrical fitments, where each fitment is formed circumferentially about a respective central axis and includes an inner surface having an inner diameter sized to receive a pipe having a different diameter than the other fitments. The central axis of each fitment is radially offset from the central axis of each other fitment.

The utility model provides a cleaning assembly and cleaning equipment, and relates to the technical field of cleaning equipment. The cleaning assembly comprises a shell, a shielding piece and a driving mechanism. A dust collection cavity is formed in the shell, and an opening is formed in the bottom of the dust collection cavity; the shielding piece is movably installed on the shell and provided with a first position and a second position, and the shielding piece covers part of the opening when located at the first position so that the ventilation area of the opening can be smaller than the ventilation area of the shielding piece when located at the second position; the driving mechanism drives the shielding piece to move between the first position and the second position. The position of the shielding piece is adjusted according to the needs of scenes, then the air inlet area of the opening is changed, the suction force of the opening is adjusted, the dirt cleaning needs in various scenes are met, and the cleaning effect is improved.

A vacuum accessory includes a nozzle body and a squeegee attachment assembly. The squeegee attachment assembly includes a housing selectively connectable to the nozzle body and defining a suction inlet and a squeegee assembly rotatably connected to the housing such that the squeegee assembly is rotatable relative to the suction inlet. The squeegee assembly is at least partially disposed within the suction inlet and rotatable between a forward position, in which the squeegee assembly occludes a forward side of the suction inlet, and a rearward position, in which the squeegee assembly occludes a rearward side of the suction inlet.

The utility model relates to the technical field of cleaning, in particular to a dust cup device and cleaning equipment, in the dust cup device, an air inlet gap is formed in the end, close to a partition plate, of an outer pipe, so that during secondary separation, the cyclone separation path of airflow is prolonged, and the dust-air separation effect is improved; and the performance and the user experience of the cleaning equipment are further improved.

In general, the present disclosure is directed to a hand-held surface cleaning device that includes a relatively compact form-factor to allow users to store the same in a nearby location (e.g., in a drawer, in an associated charging dock, on a table top) for easy access to perform relatively small cleaning tasks that would otherwise require retrieving a full-size vacuum from storage. A hand-held surface cleaning device consistent with aspects of the present disclosure includes a body (or body portion) with a motor, power source and dust cup disposed therein. The body portion also functions as a handgrip to allow the hand-held surface cleaning device to be operated by one hand, for example.

The application relates to the technical field of dust collectors, in particular to a dust collector with a crushing module, which comprises a dust collector main assembly and a rolling brush for gathering sundries, one end of the bottom of the dust collector main assembly is provided with a suction head assembly, an expansion assembly is movably connected in the suction head assembly, a crushing roller for crushing sundries is sleeved outside the expansion assembly, the expansion assembly comprises a friction block for pressing against the inner wall of the crushing roller, the suction head assembly comprises a buckle cover capable of dismounting the crushing roller from the side face, the dust collector with the crushing module is moved radially outward under the action of centrifugal force generated by the friction block when the connecting plate rotates, until the outer arc surface of the friction block presses against the inner wall of the crushing roller, the crushing roller is driven to rotate synchronously through friction, the cutting edges of the blades arranged on the surface of the crushing roller and the mechanical stoppers are staggered in the radial direction and the axial direction, when the crushing mode is switched, the larger garbage on the ground is crushed, and the cleaning effect of the dust collector is improved.

A hand vacuum cleaner has a hand vacuum cleaner front end having a dirty air inlet, a cyclone and a dirt collection chamber that is external to the cyclone. The cyclone has a cyclone axis of rotation which intersects a cyclone front end and a cyclone rear end. A front door is provided which, in an open position, opens the dirt collection chamber. The front door has a first part which extends generally transverse to the cyclone axis of rotation and a second part that extends rearward at a non-zero angle to the cyclone axis of rotation and the first part.

The invention provides a self-cleaning method of cleaning equipment and the cleaning equipment. The self-cleaning method of the cleaning equipment comprises the steps that a suction device of the cleaning equipment is controlled to operate for t1 time at first power P1, so that the suction device is in a first state; and the suction device is controlled to continue for t2 in the state that the operation power is smaller than the first power P1, and t2 is smaller than t1, so that the suction device is in the second state. The first power P1 is larger than zero and does not exceed the dirt suction power P0 of the suction device. According to the self-cleaning method provided by the invention, the dirt suction pipeline of the cleaning equipment can be self-cleaned, so that the use experience of a user is improved.

The utility model relates to the technical field of cleaning, in particular to cleaning equipment which comprises a main shell and a cover plate device, and the cover plate device is movably mounted on the main shell so as to seal or open an opening of the main shell, so that a filter part can be loaded into or moved out of a containing cavity from the opening; the cover plate device comprises a cover plate and a display assembly, and the display assembly is installed on the side, away from the containing cavity in the first direction, of the cover plate. According to the display device, the display assembly is arranged outside the containing cavity, so that the containing cavity has a larger space for containing the filtering piece, the size of the filtering piece can be as large as possible, airflow exhausted to the outside from the containing cavity through the air outlet can be fully filtered by the filtering piece, and the filtering effect of the filtering piece is good; through the arrangement, a user can conveniently and clearly see the display assembly and know the current state of the cleaning equipment in time.

The utility model relates to the technical field of cleaning, in particular to cleaning equipment which comprises a fan assembly, a power supply assembly and a handle, a first air channel is formed in the handle, and the first air channel is used for communicating the fan assembly with the power supply assembly so that air flow can flow into an inner cavity of a battery bin from a containing cavity; wherein the fan assembly is provided with a filtering piece which is used for filtering airflow entering the first air channel. According to the cleaning equipment provided by the embodiment of the invention, through the arrangement, the dust removal capability can be improved, and tiny dust reaching the battery bin is reduced as much as possible, so that the influence of the tiny dust on the power supply battery and the battery management system is reduced, and the cleaning equipment is safer and more reliable.

The utility model discloses a dust collector floor brush capable of adsorbing metal products, which comprises a floor brush body and a dust collector, the electromagnet is arranged in the protruding part, connected with a power source through a wire and arranged on the bottom face of the protruding part in a penetrating mode. Compared with the prior art, the dust collector solves the problems that when the ground with metal products such as iron particles and scrap iron remaining on the surface is cleaned, the metal products cannot be adsorbed, and the dust collector is damaged.

A nozzle with a knee and housing unit for attachment to hose of a vacuum cleaner with an elongated unit for contact with suction area, as a floor. Housing and elongated unit are flexible joined so for easy maneuverability of nozzle. The elongated unit forms a thin and flat narrow shape which is partially enclosed and has a certain air volume capacity. The elongated unit is made narrower towards the end from knee and housing unit and has a flat floor surface and panel with suction openings facing suction area. The air suction openings have different diameters and size based on distance from source of air suction which optimize the effect of suction and allows suction from all directions.

A vacuum cleaner comprising a handpiece, a brush, a rod, and a pivotal assembly that connects the handpiece and the brush. The pivotal assembly comprises a pivotal tube and a pivotal saddle, the pivotal saddle being pivotally connected to the brush about a first axis such that the pivotal saddle is turnable back and forth relative to the brush; the pivotal tube and the pivotal saddle are pivotally connected about a second axis, the pivotal tube being provided with a joint portion, the brush being provided with a fitting portion, the joint portion and the fitting portion being capable of engaging with each other, so that the pivotal tube is locked and not pivotable about the second axis.

An agitator for a vacuum cleaner includes an agitator body and a resiliently deformable flap. The resiliently deformable flap includes a front face, a rear face, and one or more protrusions extending outwardly from the front face. An agitator for a vacuum cleaner includes an agitator body and a bristle strip and / or a plurality of tufts arranged in one or more rows along the agitator body. The bristle strip and / or a plurality of tufts includes a first bristle group including a plurality of nylon bristles and at least a second bristle group including a plurality of para-aramid bristles.

The utility model discloses surface cleaning equipment which comprises a shell, a suction cavity is defined in the shell, and a rolling brush used for cleaning a surface to be cleaned is installed in the suction cavity. The suction device further comprises a connecting piece, at least part of the connecting piece is arranged above the suction cavity, and the connecting piece is installed on the shell in a pivoted mode. The scraping strip is installed on the connecting piece and located in front of the rolling brush in the advancing direction. The driving structure drives the connecting piece to rotate around the pivotal shaft, so that the scraping strip moves between a first position and a second position, and the scraping strip is configured as follows: in the first position, the scraping strip is far away from a to-be-cleaned surface; and at the second position, the scraping strip is in contact with the surface to be cleaned. And the pivotable connecting piece is arranged on the shell, so that the movement stability of the scraping strip is realized through the integrity of the connecting piece, and the cost can be effectively reduced.

A hand vacuum cleaner has a cyclone having a cyclone axis of rotation that extends between the front and rear ends of the cyclone. A main body houses a suction motor. The suction motor is positioned at a lower end of the main body and forward of a battery pack provided at a lower end of a pistol grip handle.

A vacuum cleaner includes a main body, a suction motor in the main body, an extension pipe, a suction head, connected to the suction motor through an extension pipe and including a suction port through which the foreign substances are sucked, a brush inside the suction head, a brush motor configured to rotate the brush, a pressure sensor configured to detect a pressure of air flowing through the suction port, a memory configured to store reference data used to identify the type of surface to be cleaned and a learning model to update the reference data, and a controller configured to determine a suction pressure based on the detected pressure and an atmospheric pressure, and identify the type of surface using the determined suction pressure, a load of the brush motor, and the stored reference data, and to update the stored reference data based on a predetermined update condition.

A nozzle for a cleaner includes a nozzle housing including a suction flow path through which air including dust flows and at least a portion of which extends in a front and rear direction. First and second rotation cleaning units are arranged on the lower side of the nozzle housing to be spaced apart from each other in a lateral direction. Each of the first and second rotation cleaning units includes a rotation plate adapted for attachment of a mop. A first driving device including a first driving motor drives the first rotation cleaning unit and a second driving device including a second driving motor drives the second rotation cleaning unit. A water tank mounted on the nozzle stores water to be supplied to the mop.

A side brush attached to a cleaning device, the cleaning device comprising a body and a suction opening arranged at the bottom of the body, the side brush rotating adjacent the suction opening to sweep debris toward the suction opening while the cleaning device performs a sweeping task, characterized in that the side brush comprises: a plurality of brush strips, each of the plurality of brush strips comprising a connecting arm and bristles, the bristles being connected to a second end of the connecting arm, at least one of the plurality of brush strips being a movable brush strip movable between a first position and a second position, wherein: when the movable brush strip is in the first position,the movable brush strip and at least one of the brush strips adjacent thereto are in a state of separation from one another along a circumferential direction about the first axis; and when the movable brush strip is in the second position, the movable brush strip and the at least one of the brush strips adjacent thereto are in a closed state in close proximity to one another along the circumferential direction, and the distance between the bristles of the movable brush strip and the at least one of the bristles of the brush strips adjacent thereto is unchanged or reduced along the radially outward direction perpendicular to the first axis.

A floor cleaning nozzle for a surface cleaning apparatus includes a nozzle housing having a brushroll compartment, a suction inlet opening to the brushroll compartment, a main brushroll, and an edge brushroll. The edge brushroll is connected to an end of the main brushroll and is rotatable therewith about an axis. The edge brushroll can at least partially extend through an edge cleaning aperture in the nozzle housing.

A vacuum cleaner including a cleaner head defining a suction chamber and having an agitator arranged to be rotated by an agitator motor, a dirt separator, a vacuum motor arranged to draw air into the suction chamber and then into the dirt separator, and a controller. The controller is configured to monitor the electrical load of the agitator motor, compare the magnitude of the electrical load to a threshold, and selectively adjust the electrical power delivered to the vacuum motor. The controller is configured either to increase the electrical power delivered to the vacuum motor to a predetermined upper power level if the electrical load is greater than the threshold, or to decrease the electrical power delivered to the vacuum motor to a predetermined lower power level if the electrical load is smaller than the threshold.

The cleaning equipment comprises a main body, a moving assembly arranged on the main body, a dust collection assembly arranged on the main body and a driving structure, and the dust collection assembly comprises a shell with a cavity, a cleaning roller arranged in the cavity and a sealing piece arranged on at least one side face of the cleaning roller. The driving structure is arranged on at least one of the main body and the shell, and the driving structure is configured to be selectively used for driving the dust collection assembly to move between the lifting position and the working position and used for driving the sealing piece to move between the sealing position and the opening position. By means of the scheme, the cleaning equipment can be selectively driven through one driving structure under the condition that no additional drive is arranged, so that the power requirement for position adjustment of the sealing piece and height adjustment of the dust collection assembly is met in a coordinated mode, and therefore the dust collection capacity of the dust collection assembly is adjusted while the adjustment requirement for the dust collection capacity of the dust collection assembly in different cleaning states is met. And the cost investment of additionally arranging a driving structure is reduced.

The utility model relates to a cleaning equipment brush head, cleaning equipment and a cleaning system. The cleaning equipment brush head comprises a main body part; the rolling brush is arranged on the main body part and can rotate relative to the main body part; the comb teeth are installed on the main body part, each comb tooth comprises a plurality of tooth parts arranged in the first direction, and a first acute angle is formed between the extending direction of at least part of the tooth parts and the first direction; wherein the first direction is the axis direction of the rolling brush. The brush head of the cleaning equipment has better anti-winding capability.

The invention relates to the technical field of cleaning equipment, in particular to a blowing and sucking integrated dust suction device which comprises an airflow circulation part and a dust separation execution part, the airflow circulation part comprises at least two stages of venturi tubes which are sequentially connected in series and communicated, and the venturi tubes are covered with collecting covers; a collecting cavity is formed in the collecting cover, a collecting opening and a backflow opening which are communicated with the collecting cavity are formed in the collecting cover, a backflow pipeline is connected between the backflow opening and the Venturi tube located above the backflow opening, negative pressure is formed around after airflow is sprayed out from the spraying opening at a high speed, and negative pressure suction carries dust-containing gas to enter the collecting cavity from the collecting opening. Then the air flow sequentially passes through the backflow opening and the backflow pipe to re-enter the acceleration channel; a traditional'single-stage acceleration-separation 'open-loop mode is broken through, a'kinetic energy recovery-secondary acceleration-enhanced separation' closed-loop system is constructed through countercurrent coupling of the Venturi tube and the cyclone separator, the closed-loop system completely isolates dusty gas from leaking out, and dual improvement of the energy utilization rate and the dust removal efficiency is achieved.

Provided are a cleaning head and a cleaning device. The cleaning head comprises: a housing (10), a cleaning member (20), and a developing module (30) provided on one side of the cleaning member (20); the developing module (30) comprises a light-emitting member (31) and a beam processing member (32), the beam processing member (32) is used for receiving light emitted from the light-emitting member (31) and guiding the light to a surface to be cleaned; a light and shadow area is in the shape of a sector; the sector comprises a first edge (33) and a second edge (34), the first edge (33) is adjacent to the cleaning member (20), and the second edge (34) extends in a direction moving away from the cleaning member (20); and an included angle between the second edge (34) and a front edge of the cleaning member (20) is C, wherein 140°≤C≤170°.

The utility model belongs to the technical field of cleaning equipment, and particularly relates to a cyclone separation assembly, a dust collection device, cleaning equipment and a cleaning system, which can avoid the phenomenon that airflow possibly carries dirt to enter the space between the cyclone separation assembly and a dust collection cup to a certain extent. The cyclone separation assembly comprises a cyclone cylinder, the cyclone cylinder comprises a cyclone support, an air guide piece and a sealing piece, and the cyclone support is provided with an air inlet; the air guide piece is connected with the peripheral surface of the cyclone bracket; the sealing piece is connected with the peripheral surface of the cyclone bracket; the air guide piece is arranged between the air inlet and the sealing piece, and at least part of the sealing piece is elastic. The first sealing piece is in elastic contact with the dust collection cup, so that the peripheral face of the cyclone can make full contact with the inner wall of the dust collection cup, airflow is prevented from entering the space between the cyclone and the dust collection cup, dirt left in a gap is reduced, and normal operation of the cleaning equipment is guaranteed.

The utility model belongs to the technical field of cleaning equipment, and particularly relates to a cyclone separation assembly, a dust collection device, cleaning equipment and a cleaning system. The cyclone separation assembly comprises a cyclone cylinder and a cyclone cone, the cyclone cylinder comprises a cyclone support and an air inducing part connected with the cyclone support, and the cyclone support is provided with an air inlet; the cyclone cone is arranged in the cyclone bracket; the axis of the cyclone cone deviates from the axis of the cyclone support in the direction away from the air inducing part. According to the cleaning equipment, the air quantity passing through the air inducing part can be increased, the dust collection effect of the cleaning equipment is improved, the phenomenon that large-particle dirt is stuck at the air inducing part can be avoided to a certain extent, and it is guaranteed that the cleaning equipment can normally operate.

A cleaner head for a surface cleaning apparatus, including: a housing movable along a surface to be cleaned; wherein the housing at least partially defines a chamber which includes: a dirty air inlet; a dirty air outlet; and an opening for permitting access to the chamber; the cleaner head further including a cover cooperatively associated with, and movable relative to, the housing for permitting access to the chamber through the opening; wherein the cover includes a wiper device which extends laterally between the first and second sides of the housing and which, in use, is positioned directly adjacent or contacts a surface to be cleaned.