CN114073444A - Floor brush of dust collector and dust collector - Google Patents
Floor brush of dust collector and dust collector Download PDFInfo
- Publication number
- CN114073444A CN114073444A CN202010847056.6A CN202010847056A CN114073444A CN 114073444 A CN114073444 A CN 114073444A CN 202010847056 A CN202010847056 A CN 202010847056A CN 114073444 A CN114073444 A CN 114073444A
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- Prior art keywords
- air
- wind
- isolating
- airflow
- channel
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- 239000000428 dust Substances 0.000 title claims abstract description 36
- 210000001503 joint Anatomy 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 40
- 238000002955 isolation Methods 0.000 claims description 8
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The invention discloses a floor brush of a dust collector, which comprises: the air-cooled fan comprises a bottom plate and a fan cover, wherein the bottom plate is provided with an airflow inlet and a first air isolating part; the fan cover is arranged on the bottom plate, the fan cover and the bottom plate are matched to limit an airflow outlet and an airflow channel for fluid communication between the airflow inlet and the airflow outlet, the fan cover is provided with a second air isolating part, the second air isolating part and the first air isolating part are butted to form an air isolating structure so that the airflow channel is divided into a first airflow channel and a second airflow channel, and the first airflow channel and the second airflow channel are respectively arranged on two sides of the central line of the air channel. The first wind isolating part and the second wind isolating part are in butt joint matching to form the wind isolating structure, the wind isolating structure does not need to be arranged as an independent element, and the structure of the floor brush is simplified.
Description
Technical Field
The invention relates to a floor brush of a dust collector and the dust collector, in particular to the floor brush of the dust collector and the dust collector, which can simplify the structure of the floor brush.
Background
The existing dust collector floor brush is provided with double air ducts so as to ensure that the suction force of the whole dust collection opening is uniform. For example, chinese patent application CN201410268097.4 discloses a double-duct dust collector floor brush, which comprises a housing and a pipe joint arranged at the rear end of the housing, wherein the housing comprises an upper cover and a lower cover with an air inlet duct, the upper cover and the lower cover are fixedly connected, the lower cover is provided with a dust collection port, the pipe joint is provided with a pipe cavity, the dust collection port is communicated with the pipe cavity through the air inlet duct, the number of the air inlet ducts is 2, the air inlet ducts are a first air inlet duct and a second air inlet duct which are respectively formed at two sides of the lower cover side by side, and a three-way pipe is connected between the pipe joint and the housing.
However, the existing double-air duct dust collector floor brush realizes flow division through the three-way pipe, and the number of elements and assembly procedures are increased by the independently arranged three-way pipe.
Disclosure of Invention
The invention provides a floor brush of a dust collector and the dust collector, wherein the floor brush structure can be simplified.
The invention provides a floor brush of a dust collector, comprising:
a bottom plate provided with an airflow inlet and a first air-isolating part;
the fan cover is arranged on the bottom plate, the fan cover and the bottom plate are matched to limit an airflow outlet and an airflow channel for fluidly communicating the airflow inlet and the airflow outlet, the fan cover is provided with a second air isolating part, the second air isolating part and the first air isolating part are butted to form an air isolating structure so that the airflow channel is divided into a first airflow channel and a second airflow channel, and the first airflow channel and the second airflow channel are respectively arranged on two sides of the central line of the air channel.
Optionally, the first wind isolation portion and the second wind isolation portion are provided with wind guide surfaces, the wind guide surfaces are symmetrically arranged relative to the center line of the air duct, and the wind guide surfaces are smooth and continuous rhombic wind guide surfaces or arc wind guide surfaces.
Optionally, the airflow inlet includes a first airflow inlet and a second airflow inlet that are independent of each other, and the first airflow inlet is in fluid communication with the first airflow channel and the second airflow inlet is in fluid communication with the second airflow channel.
Optionally, the floor brush of the vacuum cleaner includes a rolling brush, the rolling brush is inserted into the first airflow channel and the second airflow channel, and the first wind-isolating portion and the second wind-isolating portion are respectively partially wound outside the rolling brush.
Optionally, the bristles implanted by the rolling brushes in the first air flow channel are arranged in a V shape, and the bristles implanted by the rolling brushes in the second air flow channel are arranged in a V shape.
Optionally, the first wind-blocking portion and the second wind-blocking portion are provided with annular wind-blocking grooves, the rolling brush is provided with a wind-blocking boss, part of the outer edge of the wind-blocking boss rotates in the annular wind-blocking groove, and the wind-blocking boss and the annular wind-blocking groove are combined to limit the flow of gas between the first gas flow channel and the second gas flow channel.
Optionally, the first wind shielding portion and the second wind shielding portion form a double-spigot butt structure through a groove and a protrusion, the groove is disposed on one of the first wind shielding portion or the second wind shielding portion, and the protrusion is disposed on the other of the first wind shielding portion or the second wind shielding portion.
Optionally, the first wind shielding portion and the second wind shielding portion form a single-spigot butt structure through an L-shaped butt portion, and the L-shaped butt portion is respectively arranged on the first wind shielding portion or the second wind shielding portion.
Optionally, the first wind-blocking portion is integrally formed on the bottom plate, and the second wind-blocking portion is integrally formed on the wind cover.
The invention also provides a dust collector which comprises the floor brush of the dust collector.
Compared with the prior art, the wind-isolating structure is formed by butt-joint matching of the first wind-isolating part and the second wind-isolating part, the wind-isolating structure does not need to be arranged as an independent element, and the structure of the floor brush is simplified. According to the invention, the first wind isolating part and the second wind isolating part are provided with the wind guide surfaces, so that the flow guide is smoother, and the flow loss of the airflow in the flow guide process is reduced. According to the invention, the first air isolating part and the second air isolating part are respectively arranged outside the rolling brush in a winding manner, so that the air flow flowing through the rolling brush is divided. According to the invention, the air-isolating boss and the air-isolating groove are combined to limit the circulation of air between the first air flow channel and the second air flow channel, so that the first air flow channel and the second air flow channel are kept relatively independent in the area close to the air flow inlet, the pressure of the first air flow channel and the second air flow channel of the floor brush is more uniform, and the dust removal effect is better. According to the invention, the bristles implanted by the rolling brushes in the first air flow channel and the bristles implanted by the rolling brushes in the second air flow channel are arranged in a V shape, so that dust is effectively collected and absorbed at the central concentrated position of the rolling brushes in the first air flow channel and the central concentrated position of the rolling brushes in the second air flow channel, and the cleaning efficiency is greatly improved. According to the invention, the first wind-isolating part is integrally formed on the bottom plate, the second wind-isolating part is integrally formed on the wind cover, and the wind-isolating structure can be formed through butt joint operation, so that the assembly is convenient.
Drawings
FIG. 1 is an exploded view of a first embodiment of a floor brush of a vacuum cleaner in accordance with the present invention;
FIG. 2 is a first cross-sectional view of a first embodiment of a floor brush of the vacuum cleaner of the present invention;
FIG. 3 is a second cross-sectional view of the first embodiment of the floor brush of the vacuum cleaner of the present invention;
FIG. 4 is an exploded view of a second embodiment of a floor brush of the vacuum cleaner of the present invention;
FIG. 5 is an enlarged view of area A of FIG. 4;
FIG. 6 is an enlarged view of area B of FIG. 4;
FIG. 7 is a first cross-sectional view of a second embodiment of a floor brush of the vacuum cleaner of the present invention;
FIG. 8 is a second cross-sectional view of a second embodiment of a floor brush of the vacuum cleaner of the present invention;
FIG. 9 is a perspective view of the dust collector of the present invention, wherein the first wind-proof part is abutted with the second wind-proof part to form a wind-proof structure.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" 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. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The floor brush of the dust collector is applied to dust collectors such as upright dust collectors, horizontal dust collectors, handheld dust collectors, bucket type dust collectors, intelligent sweeping robots and the like.
Referring to fig. 1 to 9, the present invention provides a floor brush 1 of a vacuum cleaner, comprising:
a bottom plate 10 provided with an airflow inlet 101 and a first air barrier 102;
the fan cover 20 is installed on the bottom plate 10, the fan cover 20 cooperates with the bottom plate 10 to define an airflow outlet 201 and an airflow channel for fluidly connecting the airflow inlet 101 and the airflow outlet 201, the fan cover 20 is provided with a second air isolating portion 202, and the second air isolating portion 202 and the first air isolating portion 102 are butted to form an air isolating structure so that the airflow channel is divided into a first airflow channel and a second airflow channel, and the first airflow channel and the second airflow channel are respectively disposed on two sides of a central line of the air channel.
According to the invention, the first wind-isolating part 102 and the second wind-isolating part 202 are in butt joint and matched to form the wind-isolating structure, the wind-isolating structure is not required to be arranged as an independent element, and the structure of the floor brush 1 is simplified.
In another embodiment of the invention, the floor brush 1 of the vacuum cleaner of the invention comprises an upper cover 40, and other components, such as a motor component and the like, are fixed between the upper cover 40 and the bottom plate 10.
In another embodiment of the present invention, the first wind shielding part 102 and the second wind shielding part 202 are provided with wind guiding surfaces 203, the wind guiding surfaces 203 are symmetrically provided with respect to the center line of the wind channel, and the wind guiding surfaces are smooth and continuous rhombic wind guiding surfaces or arc wind guiding surfaces. The air guide surface is narrow first and then wide and then narrow along the extending direction from the air inlet to the air outlet, that is, the distance between the air guide surface 203 and the central line of the air duct is increased first and then decreased.
According to the invention, the first wind isolation part 102 and the second wind isolation part 202 are provided with the wind guide surfaces, so that the flow guide is smoother, and the flow loss of the airflow in the flow guide process is reduced.
In another embodiment of the present invention, the airflow inlet 101 includes a first airflow inlet and a second airflow inlet which are independent from each other, and the first airflow inlet is in fluid communication with the first airflow channel, and the second airflow inlet is in fluid communication with the second airflow channel.
In another embodiment of the present invention, the floor brush 1 of the vacuum cleaner includes a rolling brush 30, the rolling brush 30 is disposed in the first airflow channel and the second airflow channel, and the first wind shielding part 102 and the second wind shielding part 202 are respectively partially wound outside the rolling brush 30. The rolling brush 30 includes a rolling body 31 and a rolling brush bristle 32 spirally wound on the rolling body. In order to reduce the gap between the first wind shielding part 102 and the second wind shielding part 202 and the rolling brush 30, the first wind shielding part 102 and the second wind shielding part 202 extend to between two adjacent rolling brush bristles 32. In order to rotate the roller brush 30 between the first wind shielding part 102 and the second wind shielding part 202, the minimum distance D1 between the first wind shielding part 102 and the second wind shielding part 202 and the rotation center line of the roller brush 30 is slightly larger than the maximum distance D2 between the roller body 31 and the rotation center line of the roller brush, and the smaller the distance between D1 and D2, the better the wind shielding effect.
In another embodiment of the present invention, the rolling brush bristles 32 in the first air flow channel are arranged in a V-shape, and the rolling brush bristles 32 in the second air flow channel are arranged in a V-shape.
According to the invention, the rolling brush bristles 32 in the first air flow channel and the rolling brush bristles 32 in the second air flow channel are arranged in a V shape, so that dust is effectively collected and sucked at the central concentrated position of the rolling brush 30 in the first air flow channel and the central concentrated position of the rolling brush in the second air flow channel, and the cleaning efficiency is greatly improved.
In another embodiment of the present invention, the first wind-shielding portion 102 and the second wind-shielding portion 202 are provided with an annular wind-shielding groove 204, the rolling brush 30 is provided with a wind-shielding boss 304, a part of the outer edge of the wind-shielding boss 304 rotates in the annular wind-shielding groove 204, and the combination of the wind-shielding boss 304 and the annular wind-shielding groove 204 limits the flow rate of the gas between the first gas flow channel and the second gas flow channel. And a straight-through airflow channel vertical to the central line of the air channel does not exist between the first airflow channel and the second airflow channel, so that the straight-line circulation of air between the first airflow channel and the second airflow channel is greatly reduced, and the air isolation effect is improved.
In another embodiment of the present invention, the first wind shielding portion 102 and the second wind shielding portion 202 form a double-spigot abutting structure 1020 by a groove and a protrusion, the groove is disposed on one of the first wind shielding portion or the second wind shielding portion, and the protrusion is disposed on the other of the first wind shielding portion or the second wind shielding portion.
In another embodiment of the present invention, the first wind shielding portion 102 and the second wind shielding portion 202 form a single seam allowance abutting structure 1021 through an L-shaped abutting portion, and the L-shaped abutting portion is respectively disposed on the first wind shielding portion or the second wind shielding portion.
The first wind shielding part 102 and the second wind shielding part 202 are respectively and partially wound outside the roller brush 30, so that the air flow flowing through the roller brush 30 is divided. According to the invention, the air-isolating boss 304 and the air-isolating groove 204 are combined to limit the circulation of air between the first air flow channel and the second air flow channel, so that the first air flow channel and the second air flow channel are kept relatively independent in the area close to the air flow inlet, the pressure of the first air flow channel and the second air flow channel of the floor brush is more uniform, and the dust removal effect is better.
In another embodiment of the present invention, the first wind shielding portion 102 is integrally formed on the base plate 10, and the second wind shielding portion 202 is integrally formed on the wind shield 20. For example, the first air-blocking part 102 and the second air-blocking part 202 may be rib plates, a lower rib plate is arranged on the base plate 10, an upper rib plate is arranged on the fan housing 20, after the base plate 10 is in butt joint with the fan housing 20, the lower rib plate and the upper rib plate in the area outside the roller brush 30 are in butt joint, and the lower rib plate and the upper rib plate at the roller brush 30 are in butt joint with the air-blocking boss 304 of the roller brush 30.
In the present invention, the first air-isolating portion 102 is integrally formed on the bottom plate 10, and the second air-isolating portion 202 is integrally formed on the fan housing 20, so that an air-isolating structure can be formed through a butt joint operation, which is convenient for assembly.
The invention also provides a dust collector which comprises the floor brush of the dust collector.
In summary, the first wind-isolating part and the second wind-isolating part are in butt joint and matched to form the wind-isolating structure, so that the wind-isolating structure does not need to be arranged as an independent element, and the structure of the floor brush is simplified. According to the invention, the first wind isolating part and the second wind isolating part are provided with the wind guide surfaces, so that the flow guide is smoother, and the flow loss of the airflow in the flow guide process is reduced. According to the invention, the first air isolating part and the second air isolating part are respectively arranged outside the rolling brush in a winding manner, so that the air flow flowing through the rolling brush is divided. According to the invention, the air-isolating boss and the air-isolating groove are combined to limit the circulation of air between the first air flow channel and the second air flow channel, so that the first air flow channel and the second air flow channel are kept relatively independent in the area close to the air flow inlet, the pressure of the first air flow channel and the second air flow channel of the floor brush is more uniform, and the dust removal effect is better. According to the invention, the bristles implanted by the rolling brushes in the first air flow channel and the bristles implanted by the rolling brushes in the second air flow channel are arranged in a V shape, so that dust is effectively collected and absorbed at the central concentrated position of the rolling brushes in the first air flow channel and the central concentrated position of the rolling brushes in the second air flow channel, and the cleaning efficiency is greatly improved. According to the invention, the first wind-isolating part is integrally formed on the bottom plate, the second wind-isolating part is integrally formed on the wind cover, and the wind-isolating structure can be formed through butt joint operation, so that the assembly is convenient.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A floor brush (1) of a vacuum cleaner, characterized in that it comprises:
a bottom plate (10) provided with an airflow inlet (101) and a first air isolation part (102);
the fan cover (20) is arranged on the bottom plate (10), the fan cover (20) and the bottom plate (10) are matched to limit an airflow outlet (201) and an airflow channel for fluid communication between the airflow inlet (101) and the airflow outlet (201), the fan cover (20) is provided with a second air isolating part (202), the second air isolating part (202) is in butt joint with the first air isolating part (102) to form an air isolating structure so that the airflow channel is divided into a first airflow channel and a second airflow channel, and the first airflow channel and the second airflow channel are respectively arranged on two sides of the central line of the air channel.
2. A floor brush (1) of a vacuum cleaner according to claim 1, characterized in that: the first wind isolation part (102) and the second wind isolation part (202) are provided with wind guide surfaces (203), the wind guide surfaces (203) are arranged symmetrically relative to the center line of the air duct, and the wind guide surfaces (203) are smooth and continuous rhombic wind guide surfaces or arc wind guide surfaces.
3. A floor brush for a vacuum cleaner as claimed in claim 1, wherein: the airflow inlet (101) comprises a first airflow inlet and a second airflow inlet which are independent from each other, the first airflow inlet is communicated with the first airflow channel in a fluid mode, and the second airflow inlet is communicated with the second airflow channel in a fluid mode.
4. A floor brush for a vacuum cleaner as claimed in claim 3, wherein: the floor brush of the dust collector comprises a rolling brush (30), the rolling brush (30) is arranged in a first air flow channel and a second air flow channel in a penetrating mode, and the first air isolating part (102) and the second air isolating part (202) are respectively and partially wound outside the rolling brush (30).
5. A floor brush for a vacuum cleaner as defined in claim 4, wherein: the rolling brush bristles (32) in the first air flow channel are arranged in a V shape, and the rolling brush bristles (32) in the second air flow channel are arranged in a V shape.
6. A floor brush for a vacuum cleaner as defined in claim 4, wherein: the first air-isolating part (102) and the second air-isolating part (202) are provided with annular air-isolating grooves (204), the rolling brush (30) is provided with an air-isolating boss (304), part of the outer edge of the air-isolating boss (304) rotates in the annular air-isolating groove (204), and the combination of the air-isolating boss (304) and the annular air-isolating groove (204) limits the flow of gas between the first gas flow channel and the second gas flow channel.
7. A floor brush for a vacuum cleaner as claimed in claim 1, wherein: the first wind-shielding part (102) and the second wind-shielding part (202) form a double-spigot butt structure (1020) through a groove and a protrusion, the groove is arranged on one of the first wind-shielding part (102) or the second wind-shielding part (202), and the protrusion is arranged on the other of the first wind-shielding part (102) or the second wind-shielding part (202).
8. A floor brush for a vacuum cleaner as claimed in claim 1, wherein: the first wind isolating part (102) and the second wind isolating part (202) form a single spigot butt joint structure (1021) through L-shaped butt joint parts, and the L-shaped butt joint parts are respectively arranged on the first wind isolating part (102) or the second wind isolating part (202).
9. A floor brush for a vacuum cleaner as claimed in claim 1, wherein: the first air isolating part (102) is integrally formed on the bottom plate (10), and the second air isolating part (202) is integrally formed on the fan cover (20).
10. A vacuum cleaner, characterized in that it comprises a floor brush (1) of a vacuum cleaner according to any one of claims 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010847056.6A CN114073444B (en) | 2020-08-21 | 2020-08-21 | Floor brush of dust collector and dust collector |
| PCT/CN2020/123171 WO2022036850A1 (en) | 2020-08-21 | 2020-10-23 | Floor brush of vacuum cleaner and vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010847056.6A CN114073444B (en) | 2020-08-21 | 2020-08-21 | Floor brush of dust collector and dust collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114073444A true CN114073444A (en) | 2022-02-22 |
| CN114073444B CN114073444B (en) | 2024-10-29 |
Family
ID=80282158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010847056.6A Active CN114073444B (en) | 2020-08-21 | 2020-08-21 | Floor brush of dust collector and dust collector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114073444B (en) |
| WO (1) | WO2022036850A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005138034A (en) * | 2003-11-07 | 2005-06-02 | Mitsubishi Electric Corp | Air cleaning apparatus and air conditioning machine fitted with air cleaning apparatus |
| WO2012068975A1 (en) * | 2010-11-23 | 2012-05-31 | 莱克电气股份有限公司 | Pneumatic vacuum cleaner floor brush |
| CN108968800A (en) * | 2018-08-16 | 2018-12-11 | 天佑电器（苏州）有限公司 | Dust-absorbing floor brush and dust catcher with it |
| US20190125149A1 (en) * | 2016-08-15 | 2019-05-02 | Midea Group Co., Ltd. | Floor brush for cleaning appliance and cleaning appliance having same |
| CN212394799U (en) * | 2020-08-21 | 2021-01-26 | 天佑电器（苏州）有限公司 | Floor brush of dust collector and dust collector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4304682C2 (en) * | 1993-02-16 | 1996-01-25 | Wessel Werk Gmbh | Vacuum cleaner nozzle |
| KR100642076B1 (en) * | 2004-07-01 | 2006-11-10 | 삼성광주전자 주식회사 | A suction port assembly and a vacuum cleaner having the same |
| CN204541955U (en) * | 2015-03-20 | 2015-08-12 | 天佑电器（苏州）有限公司 | Ground brush assemblies |
| CN205849386U (en) * | 2016-04-26 | 2017-01-04 | 珠海格力电器股份有限公司 | Ground brush air duct upper cover device and dust collector |
| CN208388527U (en) * | 2017-08-28 | 2019-01-18 | 广东新宝电器股份有限公司 | Dust collector |
-
2020
- 2020-08-21 CN CN202010847056.6A patent/CN114073444B/en active Active
- 2020-10-23 WO PCT/CN2020/123171 patent/WO2022036850A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005138034A (en) * | 2003-11-07 | 2005-06-02 | Mitsubishi Electric Corp | Air cleaning apparatus and air conditioning machine fitted with air cleaning apparatus |
| WO2012068975A1 (en) * | 2010-11-23 | 2012-05-31 | 莱克电气股份有限公司 | Pneumatic vacuum cleaner floor brush |
| US20190125149A1 (en) * | 2016-08-15 | 2019-05-02 | Midea Group Co., Ltd. | Floor brush for cleaning appliance and cleaning appliance having same |
| CN108968800A (en) * | 2018-08-16 | 2018-12-11 | 天佑电器（苏州）有限公司 | Dust-absorbing floor brush and dust catcher with it |
| CN212394799U (en) * | 2020-08-21 | 2021-01-26 | 天佑电器（苏州）有限公司 | Floor brush of dust collector and dust collector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114073444B (en) | 2024-10-29 |
| WO2022036850A1 (en) | 2022-02-24 |
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