CN207666527U - Scrubbing brush and dust catcher - Google Patents
Scrubbing brush and dust catcher Download PDFInfo
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- CN207666527U CN207666527U CN201720817769.1U CN201720817769U CN207666527U CN 207666527 U CN207666527 U CN 207666527U CN 201720817769 U CN201720817769 U CN 201720817769U CN 207666527 U CN207666527 U CN 207666527U
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- brush
- cutter hub
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Abstract
The utility model is related to the technical fields of household small household electrical appliance, more particularly, to a kind of scrubbing brush and dust catcher.The scrubbing brush includes：First cutter hub and round brush；Round brush includes round brush axis body and brush body；The both ends of round brush axis body are respectively assembly side and the driving end for being connect with driving mechanism；Round brush axis body includes the first installation region for brush body to be arranged and the second installation region for the first cutter hub to be arranged；Second installation region is close to driving end；The edge direction of first blade part of the first cutter hub towards brush body is arranged.The scrubbing brush solves the scrubbing brush of existing dust catcher when clearing up hair, and hair is wrapped on round brush, and the technical issues of gradually move on motor drive end, be wrapped on motor drive end, cause round brush that can not rotate.
Description
Technical field
The utility model is related to the technical fields of household small household electrical appliance, more particularly, to a kind of scrubbing brush and dust catcher.
Background technology
As the improvement of people's living standards, the cleaning ambient of surrounding is also required it is higher and higher, especially in household cleaning,
It needs thoroughly to clean dirty inside house, but by traditional mode it is impossible to meet indoor clean degree,
And it is time-consuming and laborious, and the indoor spot of cleaning that dust catcher can be efficiently and quickly and dirty, meet people's requirement.Therefore,
It is widely applied by people.
Current dust catcher can have dregs, particle etc. preferable collection and cleaning by strong suction effect.But
Clear up hair in, especially long hair when, be easily wound on the round brush of dust catcher, with the high speed rotation of round brush, hair
Hair can be moved from its current location to the motor assembly side of round brush, can finally be wrapped in motor assembly side, motor is caused to fill
It is stuck with end due to being wound with excessive hair, influences the work of round brush so that round brush can not normal use.
Utility model content
The first of the utility model is designed to provide a kind of scrubbing brush, to alleviate the scrubbing brush of existing dust catcher in cleaning hair
When, hair is wrapped on round brush, and is gradually moved on motor drive end, is wrapped on motor drive end, is caused round brush can not
The technical issues of rotation.
Scrubbing brush provided by the utility model, including：First cutter hub and round brush；
The round brush includes round brush axis body and brush body；The both ends of the round brush axis body are respectively assembly side and are used for and driving
The driving end of mechanism connection；
The round brush axis body includes the first installation region for the brush body to be arranged and for first cutter hub to be arranged
The second installation region；Second installation region is close to the driving end；
The edge direction of first blade part of first cutter hub towards the brush body is arranged.
Further, multiple first cutter hubs, and multiple first cutter hub edges are set in second installation region
The circumferential direction equidistantly distributed of the round brush axis body.
Further, in second installation region setting, there are four the circumferential directions along the round brush axis body equidistantly to divide
First cutter hub of cloth.
Further, the shape of first cutter hub be triangular prism, and first cutter hub further include third blade part and
4th blade part, first blade part, third blade part and the 4th blade part are respectively three seamed edges of first cutter hub.
Further, the free end of first cutter hub and the outer surface of the brush body are on the same face.
Further, scrubbing brush further includes close to the third installation region of the assembly side, the third installation region, first
Installation region, the second installation region are sequentially connected；
The third installation region is provided with the second cutter hub of multiple equidistantly distributeds, and the second of second cutter hub
The edge direction of blade part towards the brush body is arranged.
Further, scrubbing brush further includes the driving mechanism of the driving round brush axis body rotation；
The driving mechanism is tape handler, and the tape handler includes round brush motor and belt, passes through the skin
Round brush motor and driving end described in band connection.
Further, scrubbing brush further includes ground brush holder, and described ground brush holder is cavity structure, and the bottom surface of described ground brush holder is to open
Mouth structure；
The both ends of described ground brush holder are connect with the assembly side and driving end respectively, and the brush body passes through described ground brush holder
Hatch frame is contacted with the external world.
Further, the brush body is swipe or villous surface.
Compared with prior art, the utility model has the advantage that：
Scrubbing brush provided by the utility model realizes the first installation region by the rotatable setting of round brush axis body of round brush
Brush body rotary motion, so that brush body is effectively cleaned at the suction inlet of dust catcher dregs, particle etc. are dirty, then again
It is drawn onto in the bag dust filter of dust catcher by suction；By being provided with the first cutter hub, and the of the first cutter hub in the second installation region
The edge direction of one blade part towards brush body is arranged, and so that the first blade part is cut off the hair for moving closer to driving end, makes hair
Shorten, blocking hair can be wrapped on driving end, enable driving mechanism that round brush to be driven to rotate, reduce even avoid the occurrence of due to
Hair, which is wrapped on the position of driving end, causes round brush stuck, the phenomenon that making it that can not rotate；And short hair is made to pass through dust suction
The suction of device is collected into bag dust filter, realizes the purpose of cleaning hair, is made indoor cleaner.The scrubbing brush is simple in structure, holds
Easy to operate, while brush body rotates, the first cutter hub is also rotating, and the first cutter hub is made not stop cutting corresponding hair.
Second of the utility model is designed to provide a kind of scrubbing brush, to alleviate the scrubbing brush of existing dust catcher in cleaning hair
When hair, hair is wrapped on round brush, and is gradually moved on motor drive end, is wrapped on motor drive end, cause round brush without
The technical issues of method rotates.
Dust catcher provided by the utility model, including：Main body of dust collector and the scrubbing brush；The ground brush holder of the scrubbing brush connects
It is connected at the suction inlet of the main body of dust collector.
Compared with prior art, the utility model has the advantage that：
Dust catcher provided by the utility model, can be the dirty effective cleaning such as dregs, particle by the round brush of scrubbing brush
Into main body of dust collector, then suction is relied on to make the dirty bag dust filter into main body of dust collector, to complete the purpose of cleaning.Its
In, the advantageous effect of ground brush assemblies is above-mentioned to have done detailed elaboration, is not discussed here.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram for the scrubbing brush that the utility model embodiment one provides；
Fig. 2 is the structural schematic diagram at the scrubbing brush A that Fig. 1 is provided；
Fig. 3 is the structural schematic diagram scrubbing brush containing the second cutter hub in the scrubbing brush that the utility model embodiment one provides；
Fig. 4 is the sectional view of the B-B of the scrubbing brush provided in Fig. 3；
Fig. 5 is the structural schematic diagram containing driving mechanism in the scrubbing brush that the utility model embodiment one provides.
Icon：100- round brush；The second installation regions 200-；300- thirds installation region；400- tape handlers；
110- round brush axis bodies；120- brush bodies；111- assembly sides；112- driving ends；The first cutter hubs of 210-；The first blades of 211-
Portion；212- third blade parts；The 4th blade parts of 213-；The second cutter hubs of 310-；The second blade parts of 311-；410- round brush electricity
Machine；420- conveyer belts.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
In the description of the present invention, it should be noted that the orientation of the instructions such as term "upper", "lower", "inner", "outside"
Or position relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched
It states, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and operation,
Therefore it should not be understood as limiting the present invention.In addition, term " first ", " second ", " third ", " the 4th " are only used for retouching
Purpose is stated, relative importance is not understood to indicate or imply.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connection "
It shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The connection in portion.For the ordinary skill in the art, it can understand above-mentioned term in the present invention with concrete condition
Concrete meaning.
Embodiment one
As shown in Figure 1 and Figure 4, scrubbing brush provided in this embodiment, including：First cutter hub 210 and round brush 100；Round brush 100 wraps
Include round brush axis body 110 and brush body 120；The both ends of round brush axis body 110 are respectively assembly side 111 and for being connect with driving mechanism
Driving end 112；Round brush axis body 110 includes the first installation region for brush body 120 to be arranged and for the first cutter hub 210 to be arranged
Second installation region 200；Second installation region 200 is close to driving end 112；First blade part 211 of the first cutter hub 210 is towards brush body
120 edge direction setting.It is arranged by the edge direction of the first blade part 211 of the first cutter hub 210 towards brush body 120, makes the
One blade part 211 can cut off the hair for moving closer to driving end 112, and hair is made to shorten, and blocking hair can be wrapped in driving end
On 112, enable driving mechanism that round brush 100 to be driven to rotate, reduces and occur even avoiding being wrapped in driving end 112 due to hair
The phenomenon that causing round brush 100 stuck on position, making it that can not rotate.
Wherein, in the present embodiment, multiple first cutter hubs 210, and multiple first cutter hubs is arranged in the second installation region 200
210 along round brush axis body 110 circumferential direction equidistantly distributed.It is formed a circle by multiple first cutter hubs 210 and realizes that its cooperation makes
With making the hair of the everywhere on brush body 120 close to driving end 112 that can be cut, transmission snapped into reduce hair
End 112, prevent driving mechanism from drive round brush 100 rotate probability.
Wherein, the number of the first cutter hub 210 can be three, four or five, as shown in Figure 1, in the present embodiment,
In the second installation region 200, there are four the first cutter hubs 210 of the circumferential direction equidistantly distributed along round brush axis body 110 for setting, lead to
Four 210 equidistantly distributed of the first cutter hub settings are crossed, can cut on brush body 120 close to the everywhere hair of driving end 112, make
Hair shortens, and reduces the probability that hair reaches driving end 112 across the first cutter hub 210, reduces that round brush 100 occur stuck to the greatest extent
The case where；And first the distribution of cutter hub 210 will not be overstocked, the weight of reduction scrubbing brush that can be opposite.
On the basis of above-described embodiment, further, as shown in Fig. 2, the shape of the first cutter hub 210 is triangular prism, and the
One cutter hub 210 further includes third blade part 212 and the 4th blade part 213, the first blade part 211, third blade part 212 and the 4th
Blade part 213 is respectively three seamed edges of the first cutter hub 210.First by the first blade part 211 to the hair close to driving end 112
Hair is cut, and hair is made to shorten, when there are a part of hairs from the gap between two adjacent first cutter hubs 210 to transmission
When 112 movement of end, hair can again be cut by third blade part 212 or the 4th blade part 213, it in this way can be with
Reduce the probability for even hair being avoided to be wrapped in driving end 112.
In order to enable the first blade part 211 of the first cutter hub 210 to cut the hair on brush body 120, and cleared up in scrubbing brush
When floor, scratch damage will not be caused to floor, therefore, the free end of the first cutter hub 210 is with the outer surface of brush body 120 same
On face.Such setting can preferably cut hair, also reduce the scratch damage even avoided to floor.Certainly, here
It should be noted that the radius of circle might be less that the radius of brush body 120 where the free end of the first cutter hub 210.
In addition, in order to stop that hair is moved to assembly side 111 with round brush 100, keep assembly side 111 stuck, therefore, such as
Shown in Fig. 3, scrubbing brush further includes close to the third installation region 300 of assembly side 111, third installation region 300, the first installing zone
Domain, the second installation region 200 are sequentially connected；Third installation region 300 is provided with the second cutter hub of multiple equidistantly distributeds
310, the edge direction of the second blade part 311 towards the brush body 120 of the second cutter hub 310 is arranged.With the principle phase of the first cutter hub 210
Together, the edge direction of the second blade part 311 of the second cutter hub 310 towards brush body 120 is arranged, and the second blade part 311 is enable to cut off
The hair for moving closer to assembly side 111, makes hair shorten, and blocking hair can be wrapped in assembly side 111, influence round brush axis body
110 rotation.
In addition, in the present embodiment, scrubbing brush further includes the driving mechanism for driving 110 rotation of round brush axis body；Wherein, driving machine
There are many structures of structure, for example, chain drive, gear drive or tape handler 400, wherein V belt translation machine
The conveyer belt of structure 400 is elastic material, and conveyer belt can mitigate impact force and oscillating load in operation process；And V belt translation
400 smooth running of mechanism, and noise is smaller.Therefore, as shown in figure 5, driving mechanism is tape handler 400.Specifically, with biography
Motivation structure 400 includes round brush motor 410 and conveyer belt 420, and round brush motor 410 and driving end 112 are connected by conveyer belt 420,
To realize that round brush motor 410 drives the purpose of the rotation of round brush axis body 110.To make round brush axis body 110 that brush body 120 be driven to revolve
Turn, so that brush body 120 is effectively cleaned at the suction inlet of dust catcher dregs, particle etc. are dirty, then inhaled again by suction
Into bag dust filter.
On the basis of above-described embodiment, further, scrubbing brush further includes ground brush holder, and ground brush holder is cavity structure, and scrubbing brush
The bottom surface of seat is hatch frame；The both ends of ground brush holder are connect with assembly side 111 and driving end 112 respectively, and brush body 120 passes through scrubbing brush
The hatch frame of seat is contacted with the external world.Wherein, the both ends of ground brush holder are connect with assembly side 111 and driving end 112 respectively, to make
Scrubbing brush can play the purpose of support round brush 100, and the relatively brush holder relative motion of round brush 100, round brush 100 is made to pass through ground brush holder
Hatch frame is contacted with the external world, so that round brush 100 is concentrated dirty on floor or carpet, it is made to focus on the sky of ground brush holder
Intracavitary contributes to dust catcher that can quickly absorb dirty.What needs to be explained here is that in order to reduce or avoid to floor
Scratch damage, ground brush holder can surround the second installation region 200 and third installation region 300, and only the first installation region passes through
The hatch frame of ground brush holder is contacted with the external world.
Wherein, there are many types of brush body 120, for example, brush body 120 is swipe or villous surface.When brush body 120 is swipe
When, multiple swipes realize that swipe clears up dirty mesh along the circumferential direction of round brush axis body 110 by the rotation of round brush axis body 110
's；When brush body 120 is villous surface, villous surface wraps the surface of round brush axis body 110, by the rotation of round brush axis body 110, makes
Villous surface rotates, and finally realizes and clears up dirty purpose.Wherein, the bristle of villous surface is shorter, it is not easy to be that hair is wrapped in suede
On hair side, it is thus preferable to, brush body 120 is villous surface.
To sum up, the scrubbing brush of the present embodiment realizes the first installation by the 110 rotatable setting of round brush axis body of round brush 100
The rotary motion of the brush body 120 in region enables brush body 120 the dirty effective suction for being cleaned to dust catcher such as dregs, particle
At mouthful, then it is drawn onto in the bag dust filter of dust catcher by suction again；By being provided with the first cutter hub in the second installation region 200
210, and the edge direction of the first blade part 211 of the first cutter hub 210 towards brush body 120 is arranged, and the first blade part 211 is enable to cut
The disconnected hair for moving closer to driving end 112, makes hair shorten, and blocking hair can be wrapped on driving end 112, enable driving mechanism
Enough round brush 100 is driven to rotate, reduce even to avoid the occurrence of leads to round brush 100 since hair is wrapped on the position of driving end 112
It is stuck, the phenomenon that making it that can not rotate；And the suction for making short hair pass through dust catcher is collected into bag dust filter, realizes cleaning
The purpose of hair makes indoor cleaner.The scrubbing brush is simple in structure, easy to operate, while brush body 120 rotates, the first knife
Body 210 is also rotating, and the first cutter hub 210 is made not stop cutting corresponding hair.
In the present embodiment, by the way that in the setting of the second installation region 200, there are four the circumferential directions etc. along round brush axis body 110
First cutter hub 210 of spacing distribution can cut on brush body 120 close to the everywhere hair of driving end 112, hair is made to shorten,
Reduce the probability that hair reaches driving end 112 across the first cutter hub 210,100 turns of trouble card round brush occurs to reduce to the greatest extent
Dynamic situation.Meanwhile in the present embodiment, the first cutter hub 210 is triangular prism, and three seamed edges are respectively the first blade part 211, the
Three blade parts 212 and the 4th blade part 213 make by the first blade part 211 to being cut close to the hair of driving end 112
Hair shortens, when being moved from the gap between two adjacent first cutter hubs 210 to driving end 112 there are a part of hair,
Hair can again be cut by third blade part 212 or the 4th blade part 213, pass through the first blade part 211, third knife
Blade 212 and the 4th blade part 213 cooperate, and driving end 112 is made to have a small amount of or be wound without hair.
Embodiment two
Dust catcher provided in this embodiment, including：The scrubbing brush that main body of dust collector and embodiment one provide；The ground brush holder of scrubbing brush
It is connected at the suction inlet of main body of dust collector.
Wherein, to be detachably connected at the suction inlet of ground brush holder and main body of dust collector, the scrubbing brush being broken can be carried out in this way
It replaces, can be cost-effective, and enhanced convenience when cleaning scrubbing brush.
In addition, the suction inlet absorption of main body of dust collector is dirty for convenience, the direction of rotation of 100 cylinder of round brush can make dirty
It is focused at the suction inlet of main body of dust collector by brush body 120, is had outside to inside it is, the lower end of 100 cylinder of round brush is brush body 120
Rotation, the upper end of 100 cylinder of round brush, which is brush body 120, to be had and rotates from inside to outside, dirty outside ground brush holder can be focused in this way
It in the cavity structure of scrubbing brush, is then flowed in bag dust filter by suction by the suction inlet of main body of dust collector, to realize cleaning
Dirty purpose.
Dust catcher provided in this embodiment, can be the dirty effective cleaning such as dregs, particle by the round brush 100 of scrubbing brush
Into main body of dust collector, then suction is relied on to make the dirty bag dust filter into main body of dust collector, to complete the purpose of cleaning.Its
In, the advantageous effect of ground brush assemblies is above-mentioned to have done detailed elaboration, is not discussed here.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of scrubbing brush, which is characterized in that including：First cutter hub and round brush；
The round brush includes round brush axis body and brush body；The both ends of the round brush axis body are respectively assembly side and are used for and driving mechanism
The driving end of connection；
The round brush axis body includes the first installation region for the brush body to be arranged and for first cutter hub to be arranged
Two installation regions；Second installation region is close to the driving end；
The edge direction of first blade part of first cutter hub towards the brush body is arranged.
2. scrubbing brush according to claim 1, which is characterized in that multiple first knives are arranged in second installation region
Body, and multiple first cutter hubs are along the circumferential direction equidistantly distributed of the round brush axis body.
3. scrubbing brush according to claim 2, which is characterized in that in second installation region, there are four along the rolling for setting
First cutter hub of the circumferential direction equidistantly distributed of brush axis body.
4. scrubbing brush according to claim 1, which is characterized in that the shape of first cutter hub is triangular prism, and described the
One cutter hub further includes third blade part and the 4th blade part, first blade part, third blade part and the 4th blade part difference
For three seamed edges of first cutter hub.
5. scrubbing brush according to claim 1, which is characterized in that the appearance of the free end and the brush body of first cutter hub
Face is on the same face.
6. scrubbing brush according to claim 1, which is characterized in that further include the third installation region of the close assembly side,
The third installation region, the first installation region, the second installation region are sequentially connected；
The third installation region is provided with the second cutter hub of multiple equidistantly distributeds, and the second blade of second cutter hub
The edge direction of portion towards the brush body is arranged.
7. scrubbing brush according to claim 1, which is characterized in that further include the driving machine of the driving round brush axis body rotation
Structure；
The driving mechanism is tape handler, and the tape handler includes round brush motor and belt, is connected by the belt
Connect the round brush motor and driving end.
8. scrubbing brush according to claim 1, which is characterized in that further include ground brush holder, described ground brush holder is cavity structure, and
The bottom surface of described ground brush holder is hatch frame；
The both ends of described ground brush holder are connect with the assembly side and driving end respectively, the opening that the brush body passes through described ground brush holder
Structure is contacted with the external world.
9. scrubbing brush according to claim 1, which is characterized in that the brush body is swipe or villous surface.
10. a kind of dust catcher, which is characterized in that including：Main body of dust collector and such as claim 1-9 any one of them scrubbing brushes；
The ground brush holder of the scrubbing brush is connected at the suction inlet of the main body of dust collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720817769.1U CN207666527U (en) | 2017-07-07 | 2017-07-07 | Scrubbing brush and dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720817769.1U CN207666527U (en) | 2017-07-07 | 2017-07-07 | Scrubbing brush and dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207666527U true CN207666527U (en) | 2018-07-31 |
Family
ID=62953472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720817769.1U Active CN207666527U (en) | 2017-07-07 | 2017-07-07 | Scrubbing brush and dust catcher |
Country Status (1)
| Country | Link |
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| CN (1) | CN207666527U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051273A (en) * | 2018-12-26 | 2019-07-26 | 深圳市杰深科技有限公司 | A kind of scrubbing brush structure of dust collector and dust catcher preventing scrubbing brush shaft end winding hair |
| CN110693390A (en) * | 2019-10-29 | 2020-01-17 | 苏州凯弘橡塑有限公司 | Prevent that scrubbing brush rolls body hair winding card and dies structure |
| CN111214174A (en) * | 2019-12-02 | 2020-06-02 | 珠海格力电器股份有限公司 | Suction nozzle assembly and dust collector |
| CN111329390A (en) * | 2020-04-16 | 2020-06-26 | 佛山市顺德区德尔玛电器有限公司 | Dust suction head |
| CN114847793A (en) * | 2021-01-20 | 2022-08-05 | 苏州诚河清洁设备有限公司 | Rolling brush assembly |
| CN115299807A (en) * | 2021-05-07 | 2022-11-08 | 威赛有限公司 | Suction nozzle of dust collector |
-
2017
- 2017-07-07 CN CN201720817769.1U patent/CN207666527U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051273A (en) * | 2018-12-26 | 2019-07-26 | 深圳市杰深科技有限公司 | A kind of scrubbing brush structure of dust collector and dust catcher preventing scrubbing brush shaft end winding hair |
| CN110693390A (en) * | 2019-10-29 | 2020-01-17 | 苏州凯弘橡塑有限公司 | Prevent that scrubbing brush rolls body hair winding card and dies structure |
| CN111214174A (en) * | 2019-12-02 | 2020-06-02 | 珠海格力电器股份有限公司 | Suction nozzle assembly and dust collector |
| CN111329390A (en) * | 2020-04-16 | 2020-06-26 | 佛山市顺德区德尔玛电器有限公司 | Dust suction head |
| CN114847793A (en) * | 2021-01-20 | 2022-08-05 | 苏州诚河清洁设备有限公司 | Rolling brush assembly |
| CN114847793B (en) * | 2021-01-20 | 2023-10-27 | 苏州诚河清洁设备有限公司 | Rolling brush assembly |
| CN115299807A (en) * | 2021-05-07 | 2022-11-08 | 威赛有限公司 | Suction nozzle of dust collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 7-605, 6th floor, building 1, yard a, Guanghua Road, Chaoyang District, Beijing 100026 Patentee after: Beijing dog vacuum cleaner Group Co.,Ltd. Address before: 100101 6, 1 building, 169 Beiyuan Road, Chaoyang District, Beijing. Patentee before: PUPPY ELECTRONIC APPLIANCES INTERNET TECHNOLOGY (BEIJING) Co.,Ltd. |
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| CP03 | Change of name, title or address |