CN112890674A - Dirt cup subassembly and dust catcher - Google Patents

Abstract

The invention discloses a dirt cup subassembly and dust catcher, the dirt cup subassembly includes: a cup body having a cleaning opening; the bottom cover is arranged on the cup body and can open and close the cleaning opening; the cyclone separator is arranged in the cup body; the guide piece is arranged on the cyclone separator; the dust collecting cylinder is movably sleeved on the guide piece between a first position and a second position, and the cyclone separator is communicated with the dust collecting cylinder; the at least two mesh enclosures are arranged in the cup body and are arranged around the cyclone separator, wherein the dust collecting cylinder is located at the first position when the bottom cover closes the cleaning port, the dust collecting cylinder is supported on the bottom cover, and the mesh enclosures are supported on the dust collecting cylinder; the dust collecting cylinder is located at the second position when the bottom cover opens the cleaning opening, the dust collecting cylinder extends out of the cleaning opening and is separated from the mesh enclosures, and the bottom ends of the at least two mesh enclosures are close to each other. The dust cup assembly is simple in structure and convenient to use.

Description

Dirt cup subassembly and dust catcher

Technical Field

The invention relates to the technical field of dust collectors, in particular to a dust cup assembly and a dust collector with the dust cup assembly.

Background

The separation structure inside the dust cup of the dust collector without suction loss is distinguished according to the shape of the cone, and comprises a multi-cone structure, a single-cone structure and a false multi-cone structure. After the structures suck floccules such as hair and the like, the outer surfaces of the cones are wound to different degrees, if the floccules are not cleaned in time, the suction force is reduced, and the service life of the product is shortened.

Therefore, in the related art, a mechanism capable of sliding up and down is arranged on the outer surface of the separator, when the mechanism moves up and down, the inner side of the mechanism scrapes the outer surface of the separator to scrape off floccules such as hair and realize the cleaning of the floccules such as hair; when the cleaning is finished, the mechanism returns under the action of the reset structure. However, this mechanism is complicated in structure and requires a downward cleaning action of the manual operating mechanism.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a dust cup assembly which has the advantages of simple structure, convenience in use and the like.

The invention also provides a dust collector with the dust cup assembly.

A dirt cup assembly in accordance with an embodiment of the first aspect of the present invention includes: a cup body having a cleaning opening; the bottom cover is arranged on the cup body and can open and close the cleaning opening; the cyclone separator is arranged in the cup body; a guide mounted on the cyclone separator; the dust collecting cylinder is movably sleeved on the guide piece between a first position and a second position, and the cyclone separator is communicated with the dust collecting cylinder; the at least two mesh enclosures are arranged in the cup body and are arranged around the cyclone separator, wherein the dust collecting cylinder is located at the first position when the bottom cover closes the cleaning port, the dust collecting cylinder is supported on the bottom cover, and the mesh enclosures are supported on the dust collecting cylinder; when the bottom cover is opened to the cleaning opening, the dust collecting cylinder is located at the second position, the dust collecting cylinder extends out of the cleaning opening and is separated from the mesh enclosures, and the bottom ends of the at least two mesh enclosures are close to each other.

According to the dust cup assembly disclosed by the embodiment of the invention, the bottom cover can be opened when the dust cup assembly needs to be cleaned, the bottom ends of the mesh enclosures are collected, at the moment, floccules such as hairs and the like wrapped on the mesh enclosures naturally fall off, and the plurality of mesh enclosures can push the dust collecting cylinder downwards to enable the dust collecting cylinder to slide for a certain distance while approaching each other, so that the dust collecting cylinder is convenient to clean; after cleaning, the dust collecting barrel is pushed up and the bottom cover is closed.

In addition, the dust cup assembly according to the embodiment of the invention has the following additional technical characteristics:

according to some embodiments of the invention, the screen is rotatably disposed on the cyclone separator.

According to some embodiments of the present invention, two adjacent mesh enclosures may be rotatably connected, and an elastic member for enabling bottom ends of two adjacent mesh enclosures to approach each other is disposed between the two adjacent mesh enclosures.

According to some embodiments of the invention, a lower end of the guide member is provided with a stop flange on which the dust collecting container is stopped in the second position.

According to some embodiments of the invention, the bottom end of the dust collecting cylinder is open, the bottom cover closes the bottom end of the dust collecting cylinder when closing the cleaning opening, and the bottom cover opens the bottom end of the dust collecting cylinder when opening the cleaning opening.

According to some embodiments of the invention, the dust collecting container has a receiving chamber opened at an upper portion, and the cyclone separator is fitted in the receiving chamber.

According to some embodiments of the present invention, the peripheral wall of the dust collecting container is provided with a support edge extending in a circumferential direction of the dust collecting container, and the mesh enclosure is supported on the support edge when the bottom cover closes the cleaning opening.

According to some embodiments of the invention, at least two filter flaps are arranged on the dust collecting cylinder, a plurality of filter holes are arranged on the filter flaps, and the at least two filter flaps and the at least two mesh covers are alternately arranged along the circumferential direction of the cyclone separator.

According to some embodiments of the invention, the dirt cup assembly further comprises: the filter element is arranged on the cup body, and the cyclone separator is connected with the filter element.

A vacuum cleaner in accordance with an embodiment of the second aspect of the present invention includes a dirt cup assembly in accordance with an embodiment of the first aspect of the present invention.

According to the dust collector provided by the embodiment of the invention, the dust cup assembly is utilized, the structure is simple, and the use is convenient.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is an exploded view of a dirt cup assembly in accordance with an embodiment of the present invention;

FIG. 2 is a schematic structural view of a dirt cup assembly in accordance with an embodiment of the present invention;

3 FIG. 3 3 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 2 3; 3

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 5 is a schematic structural view of a dirt cup assembly in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 5;

fig. 7 is a sectional view taken along line D-D in fig. 5.

Reference numerals:

a dirt cup assembly 10, an elastic member 11,

The cleaning cup comprises a cup body 100, a cleaning opening 101, a bottom cover 200, a cyclone separator 300, a rotary groove 301, a guide piece 400, a stop flange 401, a dust collecting cylinder 500, a supporting edge 501, a filter flap 502, a mesh enclosure 600, a rotating shaft 601, a shaft hole 602 and a filter element 700.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

A dirt cup assembly 10 in accordance with an embodiment of the first aspect of the present invention is described below with reference to the accompanying drawings.

As shown in fig. 1-7, a dirt cup assembly 10 in accordance with an embodiment of the present invention includes: the cup body 100, the bottom cover 200, the cyclone separator 300, the guide 400, the dust collecting container 500, and a plurality of mesh covers 600. Here, the plurality includes two and more than two.

Specifically, the cup body 100 has a cleaning opening 101. The bottom cover 200 is provided on the cup body 100, and the bottom cover 200 can open and close the cleaning opening 101. For example, the opening of the cleaning opening 101 is downward, and the bottom cover 200 is rotatably disposed at the bottom of the cup body 100. The cyclone 300 is provided in the cup body 100, and the guide 400 is mounted on the cyclone 300. For example, the guide 400 may be a bolt structure and mounted on the bottom wall of the cyclone 300, and the guide 400 may be a metal or plastic member. The dust collecting tube 500 is movably fitted over the guide 400 between the first position and the second position, and the cyclone 300 is communicated with the dust collecting tube 500. For example, the dust collection container 500 is movable in the up-down direction. A plurality of mesh enclosures 600 are provided in the cup body 100, and the plurality of mesh enclosures 600 are arranged around the cyclone separator 300, so that the plurality of mesh enclosures 600 can realize coarse ash separation. For example, the mesh cover 600 is an arc shape protruding outward, and a stainless steel iron mesh or a nylon member may be disposed on the mesh cover 600.

When the bottom cover 200 closes the cleaning opening 101, the dust collecting cylinder 500 is located at the first position, the dust collecting cylinder 500 is supported by the bottom cover 200, and the mesh enclosures 600 are supported by the dust collecting cylinder 500, so that when the cup works, dust and air are separated by coarse dust of the mesh enclosures 600 and then enter the cyclone separator 300 for further dust and air separation, and the separated dust is collected in the dust collecting cylinder 500 and the cup body 100. When the bottom cover 200 opens the cleaning opening 101, the dust collecting cylinder 500 is located at the second position, the dust collecting cylinder 500 extends out of the cleaning opening 101, the dust collecting cylinder 500 is separated from the mesh enclosures 600, and the bottom ends of the mesh enclosures 600 are close to each other, so that the entanglement on the outer surface of the mesh enclosures 600, and the dust in the cup body 100 and the dust collecting cylinder 500 can be cleaned.

That is, the bottom cover 200 functions as an opening and closing means for moving the dust cartridge 500, the bottom cover 200 limits the position of the dust cartridge 500 when closing the cleaning opening 101, the bottom cover 200 allows the dust cartridge 500 to move downward when opening the cleaning opening 101, and the driving force for the downward movement of the dust cartridge 500 is provided by the plurality of mesh covers 600.

According to the dust cup assembly 10 of the embodiment of the invention, when cleaning is needed, the bottom cover 200 can be opened, the bottom ends of the mesh enclosures 600 are gathered, at this time, floccules such as hairs wrapped on the mesh enclosures 600 naturally fall off, and the plurality of mesh enclosures 600 can push the dust collecting cylinder 500 downwards while approaching each other, so that the dust collecting cylinder can slide for a certain distance (for example, can extend downwards for 20mm), thereby facilitating cleaning; after cleaning, the dust collecting tube 500 is pushed up and the bottom cover 200 is closed.

According to some embodiments of the present invention, as shown in fig. 1, 3 and 6, the mesh cover 600 is rotatably disposed on the cyclone 300, so that the mesh covers 600 can be folded by inward turning of the mesh covers 600, and the structure is relatively simple. For example, the mesh enclosure 600 may be turned inward by 5 ° to facilitate reducing damage to the shape of the mesh enclosure 600. It will be understood that the "inner" side refers to the side facing the interior of the cyclonic separator 300.

According to some embodiments of the present invention, as shown in fig. 1, two adjacent mesh enclosures 600 are rotatably connected, and an elastic member 11 for making bottom ends of two adjacent mesh enclosures 600 close toward each other is disposed between two adjacent mesh enclosures 600, so that movement and return of a plurality of mesh enclosures 600 can be achieved with a simple structure. For example, one of the two adjacent mesh enclosures 600 is provided with a rotating shaft 601 and the other is provided with a shaft hole 602, the cyclone separator 300 is provided with a rotating groove 301, and the rotating shaft 601 passes through the shaft hole 602 and is matched in the rotating groove 301; the elastic member 11 may be a torsion spring, the torsion spring is sleeved on the rotating shaft 601, and when the bottom cover 200 opens the cleaning opening 101, the mesh enclosures 600 are drawn close to each other under the action of the torsion spring to push the dust collecting cylinder 500 to move downward.

According to some embodiments of the present invention, as shown in fig. 7, the lower end of the guide 400 is provided with a stopping flange 401, and the dust collection cartridge 500 is stopped on the stopping flange 401 at the second position, thereby limiting the dust collection cartridge 500.

According to some embodiments of the present invention, as shown in fig. 3, 4, 6 and 7, the bottom end of the dust cartridge 500 is opened, the bottom end of the dust cartridge 500 is closed when the bottom cover 200 closes the cleaning opening 101, and the bottom end of the dust cartridge 500 is opened when the bottom cover 200 opens the cleaning opening 101. That is, when the bottom cover 200 closes the cleaning opening 101, a dust accommodating space is defined between the bottom cover 200 and the dust collecting tube 500, and the dust accommodating space is opened when the bottom cover 200 opens the cleaning opening 101.

According to some embodiments of the present invention, as shown in fig. 1 and 3, the dust collecting container 500 has a receiving chamber with an open upper portion, and the cyclone 300 is fitted in the receiving chamber, thereby facilitating to ensure the dust-air separation effect, and having a compact structure and convenient assembly.

According to some embodiments of the present invention, as shown in fig. 1 and 4, the outer circumferential wall of the dust collecting container 500 is provided with a support rim 501 extending in a circumferential direction of the dust collecting container 500, and the plurality of net covers 600 are supported on the support rim 501 when the bottom cover 200 closes the cleaning opening 101, so that structural reliability and sealability can be secured.

According to some embodiments of the present invention, as shown in fig. 1, the dust collecting container 500 is provided with a plurality of filter flaps 502, the filter flaps 502 are provided with a plurality of filter holes, and the plurality of filter flaps 502 and the plurality of mesh enclosures 600 are alternately arranged along a circumferential direction of the cyclone separator 300, that is, the filter flaps 502 are provided between two adjacent mesh enclosures 600, and the mesh enclosures 600 are provided between two adjacent filter flaps 502, so that coarse ash separation can be ensured in the entire circumferential direction of the cyclone separator 300.

According to some embodiments of the present invention, as shown in FIGS. 1 and 3, the dirt cup assembly 10 further includes: the filter element 700, the filter element 700 is installed on the cup body 100, and the cyclone separator 300 is connected with the filter element 700, so that the gas discharged from the cyclone separator 300 can be discharged after further filtering and purifying by the filter element 700, and the dust-gas separation effect is better.

The assembly and cleaning of the dirt cup assembly 10 according to one embodiment of the present invention is described below.

In this embodiment, after the two mesh enclosures 600 are fixed by the shaft hole 602 and the rotating shaft 601, the torsion springs are installed, and then the filter element 700 is sleeved on the corresponding position of the cyclone separator 300 from top to bottom, and further the filter element 700 is sleeved from top to bottom, and the filter element 700 and the cyclone separator 300 are fixed by two screws, so that the filter element 700, the two mesh enclosures 600, the two torsion springs and the cyclone separator 300 are fixed together; further, the dust cartridge 500 is fixed to the cyclone 300 by the guide 400. At this time, it is assumed that floes such as hair have been wound around the outer surface of the mesh cover 600.

When the bottom cover 200 is opened, the two mesh enclosures 600 are turned 5 ° inward under the action of the torsion spring, and at the same time, the dust collecting cylinder 500 moves 20mm downward along the guide 400 under the action of the mesh enclosures 600, at this time, floccules such as hairs and the like naturally separate from the outer surfaces of the two mesh enclosures 600 to float in the air in an imaginary manner, and naturally fall out of the cup body 100 under the action of gravity.

A vacuum cleaner in accordance with an embodiment of the second aspect of the present invention includes a dirt cup assembly 10 in accordance with an embodiment of the first aspect of the present invention.

The dust collector according to the embodiment of the invention has simple structure and convenient use by using the dust cup assembly 10.

Other constructions and operations of the vacuum cleaner according to embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, "a first feature" or "a second feature" may include one or more of the features, and the first feature "on" or "under" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. The first feature being "on," "over" and "above" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

It should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "a specific embodiment," "an example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A dirt cup assembly, comprising:

a cup body having a cleaning opening;

the bottom cover is arranged on the cup body and can open and close the cleaning opening;

the cyclone separator is arranged in the cup body;

a guide mounted on the cyclone separator;

the dust collecting cylinder is movably sleeved on the guide piece between a first position and a second position, and the cyclone separator is communicated with the dust collecting cylinder;

at least two mesh enclosures arranged in the cup body and around the cyclone separator, wherein,

when the bottom cover closes the cleaning opening, the dust collecting cylinder is positioned at the first position, the dust collecting cylinder is supported on the bottom cover, and the mesh enclosure is supported on the dust collecting cylinder;

when the bottom cover is opened to the cleaning opening, the dust collecting cylinder is located at the second position, the dust collecting cylinder extends out of the cleaning opening and is separated from the mesh enclosures, and the bottom ends of the at least two mesh enclosures are close to each other.

2. The dirt cup assembly of claim 1, wherein said screen is rotatably disposed on said cyclone separator.

3. The dirt cup assembly of claim 1, wherein adjacent ones of said screens are rotatably connected and an elastic member is disposed between said screens for urging the bottom ends of said screens toward each other.

4. The dirt cup assembly of claim 1, wherein said guide member has a stop flange at a lower end thereof, said dirt cup being stopped on said stop flange in said second position.

5. The dirt cup assembly of claim 1, wherein said dirt cup assembly has an open bottom end, said bottom cap closing said dirt cup bottom end when said cleaning opening is closed, and said bottom cap opening said dirt cup bottom end when said cleaning opening is opened.

6. The dirt cup assembly of claim 1, wherein said dirt cup assembly has a receptacle cavity open at an upper portion, said cyclonic separator being fitted in said receptacle cavity.

7. The dirt cup assembly of claim 1, wherein said peripheral wall of said dirt cup defines a support ledge extending circumferentially of said dirt cup, said screen resting on said support ledge when said bottom cover closes said cleaning opening.

8. The dirt cup assembly of claim 1 wherein said dirt cup assembly includes at least two filter lobes, said filter lobes having a plurality of filter apertures therein, said at least two filter lobes and said at least two shrouds alternating in a circumferential direction of said cyclone separator.

9. The dirt cup assembly of any of claims 1-8, further comprising:

the filter element is arranged on the cup body, and the cyclone separator is connected with the filter element.

10. A vacuum cleaner comprising the dirt cup assembly of any one of claims 1-9.

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