CN209404635U - Roller brush assembly and cleaning device with it - Google Patents
Roller brush assembly and cleaning device with it Download PDFInfo
- Publication number
- CN209404635U CN209404635U CN201821320037.2U CN201821320037U CN209404635U CN 209404635 U CN209404635 U CN 209404635U CN 201821320037 U CN201821320037 U CN 201821320037U CN 209404635 U CN209404635 U CN 209404635U
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- round brush
- brush
- bristle
- dust
- suction inlet
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Abstract
The utility model provides a kind of roller brush assembly and the cleaning device with it, including the first round brush and the second round brush being disposed adjacent, first round brush is equipped with the first bristle, second round brush is equipped with the second bristle, first round brush and the second round brush surround first axle and second axis along opposite both direction opposite direction rotating respectively under the drive of motor, along the cleaning direction of travel of roller brush assembly, first round brush is preceding, for second round brush rear, the hardness of first bristle is greater than the hardness of second bristle.By the way that roller brush assembly is arranged to bristle in preceding fur rear, it can be ensured that refuse sweeping during its implementation ground is clean.
Description
Technical field
The utility model belongs to cleaning appliance technical field more particularly to a kind of roller brush assembly for dust catcher and has
Its dust catcher.
Background technique
Dust catcher is a kind of cleaning appliance, for removing the ash in ground, carpet, wall, furniture, clothing and various gaps
Dirt.In general, dust catcher mainly includes suction unit and suction line, the suction unit formed based on motor and blower
It is arranged in dust catcher body, suction line includes suction nozzle, dust-collection rigid tube and hose, and suction nozzle has downwardly open air entry
And it is communicated by dust-collection rigid tube and hose with the air inlet of dust catcher body inner blower.
The round brush of existing dust catcher generally comprises two kinds, single round brush and double round brush, if setting sweeping robot cleaning work
When direction of travel be front, single round brush working method is: the driving wheel when direction of rotation of round brush and sweeping robot advance
Direction of rotation is identical, it may be assumed that when sweeping robot is walked forward, round brush cleans rubbish backward.And double round brush can use a variety of works
Make mode, such as rotation of two round brush is reversed, rotation speed can be arranged as needed.
The scrubbing brush of common double round brush on the market, usually with villus (fur) in preceding, bristle (bristle) posterior arrangement
Mode is arranged, so that although it can clean rubbish at work backward, often be will cause cleaning and is not done
Net situation.
Therefore, it is necessary to which the prior art is further improved.
Utility model content
Cleaner roller brush assembly is cleaned the purpose of this utility model is to provide a kind of.
Another of the utility model is designed to provide a kind of cleaning device that cleaning is cleaner.
To realize above-mentioned purpose of utility model, the utility model provides a kind of roller brush assembly, including be disposed adjacent first
Round brush and the second round brush, first round brush be equipped with the first bristle, second round brush be equipped with the second bristle, described first
Round brush and the second round brush are revolved around first axle and second axis along opposite both direction in opposite directions respectively under the drive of motor
Turn, along the cleaning direction of travel of roller brush assembly, first round brush preceding, the second round brush rear, first bristle it is hard
Degree is greater than the hardness of second bristle.
As the further improvement of one embodiment of the utility model, first bristle includes bristle and scraping article, described
Bristle and scraping article are circumferentially arranged alternately along the first round brush, and second bristle includes villus.
As the further improvement of one embodiment of the utility model, first bristle and the second bristle interval are arranged.
The utility model further relates to a kind of cleaning device, including body, the negative pressure dust collector being set on body and
It is set to the idler wheel of organism bottom, roller brush assembly described in any embodiment as above, the machine are additionally provided on the body
The bottom of body be equipped with suction inlet, the suction inlet between first round brush and the second round brush, second round brush it is upper
Side and rear portion are equipped with the dirt channel out for being connected to the suction inlet, and dust is cleaned through the first round brush and the second round brush, in the aspiration of negative pressure
Under the action of device, it is collected after entering the dirt channel out by suction inlet.
As the further improvement of one embodiment of the utility model, the bottom of the body is equipped with separator, and described point
Spacing body is divided into the first suction inlet corresponding with the first round brush between the first round brush and the second round brush and by the suction inlet
And the second suction inlet corresponding with the second round brush, first suction inlet and the second suction inlet connect with the dirt channel out
It is logical.
As the further improvement of one embodiment of the utility model, the rear portion of first round brush is equipped with baffle, described
Baffle extends downwardly into the position for closing on first suction inlet along the circumferential direction of first round brush.
As the further improvement of one embodiment of the utility model, the separator corresponds to first round brush and second
The two sides of round brush be configured to the first round brush and the second round brush matched first cambered surface in periphery and the second cambered surface, described first
The first dust absorption passage of arc is formed between cambered surface and baffle, forms arc between second cambered surface and the second round brush periphery
Second dust absorption passage, first dust absorption passage are connected to first suction inlet and out dirt channel, and second dust absorption passage connects
Lead to second suction inlet and out dirt channel.
As the further improvement of one embodiment of the utility model, the body includes the shell for accommodating the roller brush assembly
Wind deflector is arranged in body and the bottom plate for being set to housing bottom, the rear portion of second round brush, and the wind deflector is supported on described
To be guided out dirt flow direction between shell and bottom plate.
As the further improvement of one embodiment of the utility model, the wind deflector, which has, is bonded second bristle
Plug division, the plug division include along the multiple teeth for being parallel to the second axis direction arrangement, the multiple tooth at least portion
Divide insertion second bristle.
As the further improvement of one embodiment of the utility model, the wind deflector is configured to " people " font comprising
Top and the first elongated end and the second elongated end extended from top to two sides, the plug division are set to the top, institute
It states the first elongated end to be detachably connected with the shell, second elongated end is connected on the bottom plate.
Compared with prior art, the hardness of the first bristle is set greater than the second brush by round brush provided by the utility model
The hardness of hair, in this way, the first round brush can sweep up dust during roller brush assembly is carried out forward by dust catcher, by big
Grain rubbish cleans backward, and the second round brush is mutually wiped with ground, the rubbish and dust one that little particle rubbish and the first round brush can be omitted
With sweeping into out in dirt channel, it may insure that refuse sweeping during its implementation ground is clean in this way.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of a part of dust catcher in the preferred embodiments of the present invention；
Fig. 2 is the enlarged diagram of the part dust catcher a in Fig. 1；
Fig. 3 is the bottom view of the dust catcher in Fig. 1；
Fig. 4 is the stereoscopic schematic diagram of a part of dust catcher in Fig. 1；
Fig. 5 is the perspective exploded view of the dust-absorbing floor brush of the dust catcher in Fig. 1；
Fig. 6 is the stereoscopic schematic diagram of the scrubbing brush upper casing of the dust-absorbing floor brush in Fig. 5；
Fig. 7 is a view stereo schematic diagram of the wind deflector of the dust-absorbing floor brush in Fig. 5；
Fig. 8 is the stereoscopic schematic diagram at another visual angle of the wind deflector of the dust-absorbing floor brush in Fig. 5；
Fig. 9 is the wind deflector of the dust-absorbing floor brush in Fig. 5 and the assembling schematic diagram of scrubbing brush lower casing.
Specific embodiment
The utility model is described in detail below with reference to specific embodiment shown in the drawings.But these embodiment party
Formula is not intended to limit the utility model, structure that those skilled in the art are made according to these embodiments, method or
Transformation functionally is all contained in the protection scope of the utility model.
It should be understood that the art of the representation space relative position used herein such as "upper", " top ", "lower", " lower section "
Language be for convenient for explanation purpose come describe as shown in the drawings a unit or feature relative to another unit or spy
The relationship of sign.The term of relative space position can be intended to include equipment in use or work other than orientation as shown in the figure
Different direction.
As shown in Figs 1-4, the preferred embodiment of the utility model is introduced.In the present embodiment, roller brush assembly is used
In dust-absorbing floor brush, dust-absorbing floor brush can be used for vertical type dust collector.Roller brush assembly 20 includes the first round brush 21 and the second round brush 22, edge
The cleaning direction of travel of roller brush assembly 20 (direction shown in arrow F), the first round brush 21 and the second round brush 22 be arranged before and after,
That is the first round brush 21 is preceding, and the second round brush 22 is rear.First round brush 21 is equipped with the first bristle, and the second round brush 22 is equipped with second
Bristle, the first round brush 21 and the second round brush 22 are under the drive of motor respectively around first axle and second axis along opposite two
A direction opposite direction rotating, wherein the hardness of the first bristle is greater than the hardness of the second bristle.In this way, in roller brush assembly 20 by dust catcher
During carrying out forward, the first round brush 21 can be swept up dust, bulky grain rubbish be cleaned backward, the second round brush 22 and ground
It mutually wipes, the rubbish and dust that little particle rubbish and the first round brush 21 are omitted are swept into out can together in dirt channel, it in this way can be true
The refuse sweeping protected during its implementation ground is clean.Advance when being cleaned below to the description of front and back with roller brush assembly
Direction is reference.
Wherein, the first round brush 21 includes the first round brush roller, and the first bristle is set on the first round brush roller, first axle i.e. the
The axis of one round brush roller, the first bristle include bristle 211 and scraping article 212, and bristle 211, which can be, plants hair or bristle, bristle 211
It is arranged alternately with scraping article 212 along the first round brush 21 is circumferential, when work, can not only carry out dust by bristle 211, but also can be with
Gather dust by scraping article 212, promotes cleaning effect.Second round brush 22 includes the second round brush roller, and the second bristle is set to second
On round brush roller, the second bristle includes villus.And first bristle and the second bristle interval be arranged, that is to say, that the first bristle and the
There is gap between two bristles, direct contact will not be generated.It is of course also possible to be the first bristle and the second bristle be in contact with each other or
It can partly overlap between the first bristle of person and the second bristle, the cleaning to ground also may be implemented.
Above-mentioned roller brush assembly 20 can be used for various cleaning devices, dust-absorbing floor brush, horizontal dust collector such as vertical type dust collector
Dust-absorbing floor brush, portable dust collector dust-absorbing floor brush and robot cleaner/sweeper etc..It is with dust-absorbing floor brush below
Example is specifically described.
Dust-absorbing floor brush includes scrubbing brush shell 30, and roller brush assembly 20 is supported on scrubbing brush shell 30, the first round brush 21 and second
Air inlet is equipped between round brush 22, the top and rear portion of the second round brush 22 are equipped with the dirt channel 12 out of connection air inlet, ash-laden gas
Stream enters dirt channel 12 by air inlet, and dirt channel 12 has air outlet 121 out, and wind deflector is arranged in the rear portion of the second round brush 22
35, wind deflector 35 is connected to scrubbing brush shell 30 and forms out a part in dirt channel 12, so that dust-contained airflow enters from air inlet
Dirt channel 12 out is discharged along wind deflector 35 from air outlet 121.Wind deflector 35 has the end for being in close contact the second round brush 22,
End structure is the plug division 351 for being at least partially inserted into the bristle of the second round brush 22, can not only promote dust separating capacity, but also
Keep the channel enclosed between air inlet and air outlet 121 more preferable, to guide the flow direction of dust-contained airflow.Pass through wind deflector 35 and
The close contact of two round brush 22 improves the vacuum degree of dust-absorbing floor brush, and dust is cleaned through the first round brush 21 and the second round brush 22, more thorough
Being entered behind dirt channel 12 by air inlet for bottom is collected after the discharge of air outlet 121, so that floor cleaning is cleaner.Its
In, the second round brush 22 rotates counterclockwise along arrow direction shown in Fig. 2, moves towards identical with dust-contained airflow, and energy auxiliary belt is taken offence
The entrance of stream and rubbish.By the way that air inlet is arranged in the bottom of dust-absorbing floor brush, air inlet is located at the first round brush 21 and the second round brush
Between 22, dust-contained airflow passes through the bottom of the first round brush 21, then passes through between the first round brush and the second round brush, along the second rolling
The top of brush enters air outlet 121 along the direction of the arrow, constitutes the air channel structure of a high-effective dust-removing.
Referring to Fig. 5 and cooperate shown in Fig. 2, scrubbing brush shell 30 includes scrubbing brush upper casing 31 and the setting for accommodating roller brush assembly 20
Scrubbing brush lower casing 34 in 31 bottom of scrubbing brush upper casing, dirt channel 12 is formed in scrubbing brush upper casing 31 out, and wind deflector 35 is connected to scrubbing brush
The flow direction of dust-contained airflow is guided between upper casing 31 and scrubbing brush lower casing 34.Wherein, the plug division 351 of wind deflector 35 is located at its contact
One end of second round brush 22, plug division 351 are at least partially inserted into the bristle of the second round brush 22.Plug division 351 includes along parallel
In multiple teeth of second axis direction arrangement, there are multiple teeth in other words, each tooth is along perpendicular to the second rolling on plug division 351
The extension of 22 axially directions is brushed, multiple teeth are extending at least partially into the second bristle.It so may make the second round brush 22 and wind deflector 35
It fits closely, enhances the leakproofness in dirt channel 12 out, while multiple teeth also may be implemented to dust subsidiary on the second bristle, miscellaneous
Object is cleared up, and the cleaning effect of the second round brush 22 is enhanced.
In addition, wind deflector 35 further includes the arc extended from the end of the second round brush 22 of contact to the bottom of the second round brush 22
Portion, curved portion are bonded with the outer circular shape of the second round brush.This structure can effectively promote the dust separating capacity of the second round brush, make rubbish
Rubbish efficiently separates and smooth guiding air outlet 121.Preferred in the present embodiment, wind deflector 35 is configured to " people " font, packet
The first elongated end 352 and the second elongated end 353 for including top and extending from top to two sides, wherein the first elongated end 352 is certainly
The end for contacting the second round brush 22 extends to the direction far from the second round brush 22, extends in other words to 121 direction of air outlet, second
The end of elongated end 353 from the second round brush 22 of contact extends to the bottom of the second round brush 22, and plug division 351 is set to top, the
One elongated end 352 is detachably connected with scrubbing brush upper casing 31, and the second elongated end 352 is connected on scrubbing brush lower casing 34.Wherein, wind deflector
One end of 35 the second round brush 22 of contact and the outer circle of the second round brush 22 are approximate tangent, can effectively promote the dust point of the second round brush 22
From ability, efficiently separate rubbish and the smooth air outlet for being oriented to out dirt channel 12.Because in the second round brush 22 and wind deflector 35
Place goes out 12 smooth of dirt air duct, in addition, from one end that wind deflector 35 is contacted with the second round brush 22 to air outlet 121
The sectional area in dirt air duct 12 is gradually reduced out, while being gone out dirt air duct 12 herein and being similar to volute structure, can will be in the second round brush 22
Rubbish efficiently separate, dust-contained airflow along go out 12 direction tangential of dirt air duct operation, can be by rubbish by the rotation of the second round brush 22
The smooth removing of rubbish avoids air turbulence and dust from separating not clean.
Because the steering of the first round brush 21 and the second round brush 22 is on the contrary, there are two the functions of the second round brush 22, one is ash
Dirt, which blocks, to be swept forward, plays the role of sealing gas the other is mutually wiping with ground, dust is made to enter dirt air duct 12.By along out
Dirt air duct 12 goes out dirt direction, the structure of wind deflector 35 is added on rear side of the second round brush 22, and wind deflector gos deep into the second round brush
It is inside 22 and approximate with 22 outer circle of the second round brush tangent, and wind deflector 35 prolongs Zi the end of the second round brush 22 of contact to second
The curved portion stretched between end 353 is bonded with the outer circular shape of second day round brush 22, this structure can effectively promote the ash of the second round brush
Dirt separating capacity efficiently separates rubbish and smooth guiding air outlet 121.
Cooperation referring to he 6 to the edge that shown in Fig. 9, wind deflector 35 is connect with scrubbing brush upper casing 31 equipped with locating flange 355, ground
Shell 31 is painted equipped with the first groove 315, wind deflector 35 is by the mating connection of locating flange 355 and the first groove 315 in ground
Shell 31 is painted, enhances the leakproofness in dirt channel 12 out by male-female engagement.Scrubbing brush lower casing 34 is equipped with the second groove 345, under scrubbing brush
Shell 34 is by the mating connection of locating flange 355 and the second groove 345 in wind deflector 35.First elongated end 352 and second extends
It is equipped with positioning bar 356 towards the one side of scrubbing brush lower casing 34 between end 353, is provided with card slot 346, positioning bar on scrubbing brush lower casing 34
356 are fixed in card slot 346.
When installation, first locating flange 355 can be stuck in the first groove 315 of scrubbing brush upper casing 31, then by scrubbing brush
Lower casing 34 is fixed on wind deflector 35, is positioned at the locating flange 355 of wind deflector in the second groove 345 of scrubbing brush lower casing 34,
And the positioning bar 356 when installing fix in position on wind deflector 35 is fixed in the card slot 346 on scrubbing brush lower casing 34, in wind-guiding
Plate makes its reliable location along being parallel on rotation axis direction i.e. its length extending direction of the first round brush or the second round brush, no
It can shake in dust catcher operation.
Further, continue shown in Fig. 2, the bottom of scrubbing brush shell 30 is equipped with separator 32, and separator 32 is located at the first rolling
Brush 21 and second is divided into first air inlet 321 corresponding with the first round brush 21 between round brush 22 and by air inlet and with second
Corresponding second air inlet 322 of round brush 22, the first air inlet 321 and the second air inlet 322 are connected to dirt channel 12 out, in this way
The dust driven by the first round brush 21 enters dirt channel 12 from the first air inlet 321, the dust driven by the second round brush 22 from
Second air inlet 322 enters dirt channel 12, i.e. dust pools together again after being inhaled into, so that cleaning more thorough.
In addition, the rear portion of the first round brush 21 is equipped with baffle 33, baffle 33 is extended downwardly into along the circumferential direction of the first round brush 21
Close on the position of the first air inlet 321.The two sides of corresponding first round brush 21 of separator 32 and the second round brush 22 be configured to
Matched first cambered surface 325 of first round brush 21 and 22 periphery of the second round brush and the second cambered surface 326, the first cambered surface 325 and baffle 33
Between form the first dust absorption passage 323 of arc, second that arc is formed between 22 periphery of the second cambered surface 326 and the second round brush inhales
Dirt channel 324, the first dust absorption passage 323 are connected to the first air inlet 321 and dirt channel 12 out, and the second dust absorption passage 324 is connected to the
Two air inlets 322 and out dirt channel 12.In this way, the dust cleaned from the first round brush 21 and the second round brush 22 is logical by one section of dust suction
Dirt channel 12 is pooled to out behind road again, dust is prevented to be unable to be inhaled into air inlet aggregation.
Above-mentioned dust-absorbing floor brush can be used for vertical type dust collector, and vertical type dust collector further includes being set to bearing above dust-absorbing floor brush
Dust exhaust apparatus (not shown) is pressed, idler wheel 11 can be set in the bottom of vertical type dust collector, pushes and advances when facilitating cleaning operation.Separately
Outside, dust catcher further includes the motor 50 being set in roller brush assembly 20 and the driver for connecting motor 50 and roller brush assembly 20
Structure, motor 50 drive the first round brush 21 and the second round brush 22 to realize opposite direction rotating by transmission mechanism.Transmission mechanism may include
V belt translation, gear drive, sprocket wheel transmission etc..Motor 50 is also possible to motor.Certainly, roller brush assembly 20 above-mentioned is not intended to limit
For above-mentioned dust catcher, robot sweeper, the hand-held cleaning devices such as machine of sweeping the floor can be used for.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of roller brush assembly, which is characterized in that including the first round brush and the second round brush being disposed adjacent, on first round brush
Equipped with the first bristle, second round brush is equipped with the second bristle, and first round brush and the second round brush are under the drive of motor
Respectively around first axle and second axis along opposite both direction opposite direction rotating, wherein along the cleaning row of roller brush assembly
Into direction, first round brush is preceding, and for the second round brush rear, the hardness of first bristle is greater than the hard of second bristle
Degree.
2. roller brush assembly according to claim 1, which is characterized in that first bristle includes bristle and scraping article, described
Bristle and scraping article are circumferentially arranged alternately along the first round brush, and second bristle includes villus.
3. roller brush assembly according to claim 1, which is characterized in that first round brush and the second round brush interval are arranged.
4. a kind of cleaning device, including body, the negative pressure dust collector being set on body and the rolling for being set to organism bottom
Wheel, which is characterized in that the roller brush assembly as described in one in claims 1 to 3 is additionally provided on the body, the body
Bottom be equipped with suction inlet, the suction inlet between first round brush and the second round brush, the top of second round brush and
Rear portion is equipped with the dirt channel out for being connected to the suction inlet, and dust is cleaned through the first round brush and the second round brush, in negative pressure dust collector
Under the action of, it is collected after entering the dirt channel out by suction inlet.
5. cleaning device according to claim 4, which is characterized in that the bottom of the body be equipped with separator, described point
Spacing body is divided into the first suction inlet corresponding with the first round brush between the first round brush and the second round brush and by the suction inlet
And the second suction inlet corresponding with the second round brush, first suction inlet and the second suction inlet connect with the dirt channel out
It is logical.
6. cleaning device according to claim 5, which is characterized in that the rear portion of first round brush is equipped with baffle, described
Baffle, which is extended downwardly into from the shell for accommodating the roller brush assembly along the circumferential direction of first round brush, closes on first dust suction
The position of mouth.
7. cleaning device according to claim 6, which is characterized in that the separator corresponds to first round brush and second
The two sides of round brush be configured to the first round brush and the second round brush matched first cambered surface in periphery and the second cambered surface, described first
The first dust absorption passage of arc is formed between cambered surface and baffle, forms arc between second cambered surface and the second round brush periphery
Second dust absorption passage, first dust absorption passage are connected to first suction inlet and out dirt channel, and second dust absorption passage connects
Lead to second suction inlet and out dirt channel.
8. cleaning device according to claim 4, which is characterized in that the body includes the shell for accommodating the roller brush assembly
Wind deflector is arranged in body and the bottom plate for being set to housing bottom, the rear portion of second round brush, and the wind deflector is supported on described
To be guided out dirt flow direction between shell and bottom plate.
9. cleaning device according to claim 8, which is characterized in that the wind deflector, which has, is bonded second bristle
Plug division, the plug division include along the multiple teeth for being parallel to the second axis direction arrangement, the multiple tooth at least portion
Divide insertion second bristle.
10. cleaning device according to claim 9, which is characterized in that the wind deflector is configured to " people " font comprising
Top and the first elongated end and the second elongated end extended from top to two sides, the plug division are set to the top, institute
It states the first elongated end to be detachably connected with the shell, second elongated end is connected on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821320037.2U CN209404635U (en) | 2018-08-16 | 2018-08-16 | Roller brush assembly and cleaning device with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821320037.2U CN209404635U (en) | 2018-08-16 | 2018-08-16 | Roller brush assembly and cleaning device with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209404635U true CN209404635U (en) | 2019-09-20 |
Family
ID=67929437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821320037.2U Active CN209404635U (en) | 2018-08-16 | 2018-08-16 | Roller brush assembly and cleaning device with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209404635U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888177A (en) * | 2018-08-16 | 2018-11-27 | 天佑电器（苏州）有限公司 | Roller brush assembly and cleaning device with it |
| CN114521848A (en) * | 2022-03-29 | 2022-05-24 | 深圳市银舍创新科技有限公司 | Cleaning assembly, cleaning device and working method of cleaning device |
| CN108888177B (en) * | 2018-08-16 | 2024-07-02 | 天佑电器（苏州）有限公司 | Rolling brush assembly and cleaning device with same |
-
2018
- 2018-08-16 CN CN201821320037.2U patent/CN209404635U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888177A (en) * | 2018-08-16 | 2018-11-27 | 天佑电器（苏州）有限公司 | Roller brush assembly and cleaning device with it |
| CN108888177B (en) * | 2018-08-16 | 2024-07-02 | 天佑电器（苏州）有限公司 | Rolling brush assembly and cleaning device with same |
| CN114521848A (en) * | 2022-03-29 | 2022-05-24 | 深圳市银舍创新科技有限公司 | Cleaning assembly, cleaning device and working method of cleaning device |
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