CN209136436U - Air inlet mechanism and dust catcher - Google Patents
Air inlet mechanism and dust catcher Download PDFInfo
- Publication number
- CN209136436U CN209136436U CN201821623769.9U CN201821623769U CN209136436U CN 209136436 U CN209136436 U CN 209136436U CN 201821623769 U CN201821623769 U CN 201821623769U CN 209136436 U CN209136436 U CN 209136436U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- air inlet
- shell
- inlet mechanism
- intake stack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 239000000428 dust Substances 0.000 title claims abstract description 50
- 230000007246 mechanism Effects 0.000 title claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 6
- 230000002745 absorbent Effects 0.000 description 5
- 239000002250 absorbent Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Abstract
The utility model provides a kind of air inlet mechanism and dust catcher, is related to cleaner technology field, and to solve in existing dust catcher, wind residence time in filter device is shorter, and the centrifugal force of generation is insufficient, thus the problem of influencing filter effect.The air inlet mechanism includes: shell and the intake stack that is set on the shell, is provided with filter chamber in the shell, the intake stack is set around the housing exterior walls in the shape of a spiral, and the air outlet of the intake stack is connected to the filter chamber.The air inlet mechanism is applied to dust catcher, and since intake stack is helical form, wind is that helical form is mobile in intake stack, has generated centrifugal force, has had centrifugal force when entering filter chamber, to improve the filter effect of filter chamber.
Description
Technical field
The utility model relates to cleaner technology fields, more particularly, to a kind of air inlet mechanism and dust catcher.
Background technique
With the development of science and technology, the progress in epoch, people's lives level is gradually increased, and dust catcher is as a kind of convenient province
The household electrical appliance of power are received and are used by more and more users.Dust catcher can substitute traditional besom, have clean room
The function of interior dust.
Motor with exhausting function is installed in dust catcher, fan blade, after energization, fan blade are installed in the shaft of motor
The raw suction of movable property and pressure are rotated, under the action of suction and pressure, air high speed is discharged, and the sky of motor front end vacuum part
Gas constantly supplements the air in blower, causes to generate instantaneous vacuum inside dust catcher and external atmosphere pressure forms negative pressure, thus
The gas sucking of dust will be carried.Gas is discharged after the filter device filtering in dust catcher, the dust and other impurities filtered out
It stays in the dirt cup of dust catcher.
In existing dust catcher, wind residence time in filter device is shorter, and the centrifugal force of generation is insufficient, to influence
Filter effect.
Utility model content
The purpose of this utility model is to provide a kind of air inlet mechanisms, to solve in dust catcher existing in the prior art,
Wind residence time in filter device is shorter, and the centrifugal force of generation is insufficient, thus the technical issues of influencing filter effect.
Air inlet mechanism provided by the utility model, comprising: shell and the intake stack being set on the shell, the shell
It is provided with filter chamber in vivo, the intake stack is set around the housing exterior walls, the air outlet of the intake stack in the shape of a spiral
It is connected to the filter chamber.
In the above-mentioned technical solutions, further, the intake stack includes connection end and helix tube interconnected
Road, the connection end are set to one end of the shell, and the spiral pipeline is set around the outer wall of the shell；The connection
End is cylindrical shape, and the axis of the connection end is parallel with the axis of the shell, and the air outlet is set to the spiral
Pipeline.
In the above-mentioned technical solutions, further, the spiral pipeline includes multiple monocycle sections, the side of adjacent monocycle section
Wall contact.
In any of the above-described technical solution, further, the spiral pipeline includes the first pipe of mutual pairing and connection
Road and the second pipeline, first pipeline and second pipeline are staggered, first pipeline and/or the second pipeline and institute
Shell is stated to be detachably connected.
In the above-mentioned technical solutions, further, first pipeline is straight tube, and second pipeline is bend pipe, described
Second pipeline is detachably connected with the shell.
In the above-mentioned technical solutions, further, first pipeline and second pipeline are curved pipe, and described
One pipeline is detachably connected with the shell respectively with second pipeline.
In any of the above-described technical solution, further, it is provided between first pipeline and second pipeline close
Seal.
In any of the above-described technical solution, further, the air outlet of the air inlet pipeline is connected to the filter chamber
Side wall.
In any of the above-described technical solution, further, the section of the intake stack is round rectangle.
Compared with the existing technology, air inlet mechanism described in the utility model has the advantage that
Air inlet mechanism described in the utility model is applied in dust catcher, since intake stack is set around shell in the shape of a spiral
Outer wall, thus it is i.e. mobile according to spiral trajectory during wind is mobile via intake stack, it has been produced in intake stack
Raw centrifugal force, therefore have centrifugal force when entering filter chamber, to be conducive to separate dust with gas, play preferably
Filter effect.
The another object of the utility model is to propose a kind of dust catcher, to solve dust catcher existing in the prior art
In, wind residence time in filter device is shorter, and the centrifugal force of generation is insufficient, thus the technical issues of influencing filter effect.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of dust catcher, including air inlet mechanism described in above-mentioned technical proposal, further include in the air inlet mechanism into
The cleaning end of air piping connection.
Possessed advantage is identical compared with the existing technology with above-mentioned air inlet mechanism for the dust catcher, and details are not described herein.
Detailed description of the invention
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 embodiment 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, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram one of air inlet mechanism provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram two of air inlet mechanism provided by the embodiment of the utility model；
Fig. 3 is the partial sectional view of the intake stack of air inlet mechanism provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram three of air inlet mechanism provided by the embodiment of the utility model；
Fig. 5 is the first pipeline of intake stack and the connection schematic diagram of the second pipeline in Fig. 4.
In figure:
10- intake stack；11- spiral pipeline；12- connection end；
The first pipeline of 13-；The second pipeline of 14-；20- filter chamber；
30- motor bin；40- battery compartment；50- handle；
100- shell.
Specific embodiment
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
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Fig. 1 is the structural schematic diagram one of air inlet mechanism provided by the embodiment of the utility model；Fig. 2 is the utility model implementation
The structural schematic diagram two for the air inlet mechanism that example provides；Fig. 3 is the intake stack of air inlet mechanism provided by the embodiment of the utility model
Partial sectional view；Fig. 4 is the structural schematic diagram three of air inlet mechanism provided by the embodiment of the utility model；Fig. 5 is to enter the wind in Fig. 4
First pipeline of pipeline and the connection schematic diagram of the second pipeline.
As Figure 1-Figure 5, air inlet mechanism provided by the embodiment of the utility model, comprising: shell 100 and be set to shell
Intake stack 10 on 100 is provided with filter chamber 20 in shell 100, and intake stack 10 is set around in the shape of a spiral outside shell 100
The air outlet of wall, intake stack 10 is connected to filter chamber 20.
Air inlet mechanism provided by the embodiment of the utility model be applied to dust catcher in, due to intake stack 10 in the shape of a spiral around
It is i.e. mobile according to spiral trajectory set on 100 outer wall of shell, therefore during wind is mobile via intake stack 10, it is entering the wind
Centrifugal force has been generated in pipeline 10, therefore has had centrifugal force when entering filter chamber 20, to be conducive to dust and gas
Body separation, plays better filter effect.
Specifically, it is additionally provided with motor bin 30 in shell 100, the motor for exhausting is provided in motor bin 30.In mistake
Filter assemblies are provided in filter chamber 20, filter assemblies include filter screen and filter extra large pa, and filter screen surrounds tubular, and one end is provided with
Blanking cover filters extra large pa and is installed on the other end.The wind for carrying dust enters filter chamber 20 via intake stack 10, and enters filter screen
Inner cavity, when wind enters the inner cavity of filter screen, the biggish dust of partial particulate or impurity are blocked on filter chamber 20 and were located at
Region on the outside of strainer, to realize primary filtration, wind is with the lesser dust of remaining particle or impurity by filtering sea
Enter motor bin 30 after pa, filters extra large pa and carry out secondary filter for carrying the wind of dust and impurity, so that particle is lesser
Dust, impurity are separated with wind, improve filter efficiency.
Further, battery compartment 40 is additionally provided in shell 100, battery compartment 40 is located at head side (Fig. 1 of shell 100
Middle left side), filter chamber 20 is located at the tail portion side (right side in Fig. 1) of shell 100.
So set, ventilation shaft is surrounded on the outside of battery compartment 40, the outside of motor bin 30 and Partial filtration chamber 20
Outside.When air inlet mechanism is in running order, the heat transfer that is generated in motor bin 30 and battery compartment 40 to ventilation shaft
In, and be vented the wind in pipeline and take away, to improve the radiating efficiency of battery compartment 40 and motor bin 30.
On direction shown in Fig. 1, wind is entered in intake stack 10 by left side one end, and along spiral trajectory sidesway to the right
It is dynamic, and enter in filter chamber 20, enter motor bin 30 after the meeting through filtering component filters in filter chamber 20.Due to motor bin 30
In the left side of filter chamber 20, therefore moves and is then moved to the left into the wind of filter chamber 20 to enter motor bin 30 to the right,
And it is finally discharged by motor bin 30.Since in use, user is located at the right side of air inlet mechanism, therefore via motor bin
The wind of 30 discharges will not directly blow to user.
As shown in Fig. 2, intake stack 10 includes connection end 12 interconnected and spiral pipeline 11, connection end 12 is set
It is placed in one end of shell 100, connection end 12 with the cleaning end in dust catcher for connecting, and connection end 12 is cylindrical shape, even
The axis for connecing end 12 is parallel with the axis of shell 100.So set, convenient for jointing is connect with cleaning end.
Spiral pipeline 11 is set around the outer wall of shell 100, and one end of spiral pipeline 11 is connected to jointing, and air outlet is set
It is placed in the one end of spiral pipeline 11 far from connection end 12.Jointing is structure as a whole with spiral pipeline 11.
In the present embodiment, the region that 11 winding one of spiral pipeline is enclosed is known as monocycle section, spiral pipeline 11 includes multiple
Monocycle section.May exist gap between adjacent monocycle section, as shown in Figure 1.
Alternatively, the side wall of adjacent monocycle section contacts, as shown in Figure 2.So set, can be in the shell 100 of same size
The upper longer spiral pipeline 11 of winding, so that the time that wind moves in spiral pipeline 11 along helical trajectory is longer.
To be convenient to clean spiral pipeline 11, as shown in figure 4, in a kind of specific embodiment of the present embodiment, helix tube
Road 11 includes the first pipeline 13 and the second pipeline 14 of mutual pairing and connection, and the first pipeline 13 and the second pipeline 14 are staggeredly set
It sets, the first pipeline 13 and/or the second pipeline 14 are detachably connected with shell 100.
That is, the first pipeline 13 is fixedly installed on shell 100, the second pipeline 14 is detachably connected with shell 100.
It is cleaned so set, the second pipeline 14 in helical form pipeline can be disassembled, due to the first pipeline 13 and the second pipe
14 interlaced arrangement of road, therefore after the second pipeline 14 is all disassembled, the both ends open of the first pipeline 13 is also exposed, and is convenient for
Cleaning.
Alternatively, the first pipeline 13 is detachably connected with shell 100, in the fixed installation of the second pipeline 14 and shell 100.So
Setting, the first pipeline 13 in helical form pipeline can be disassembled and be cleaned, due to the first pipeline 13 and the second pipeline 14
Interlaced arrangement, therefore after the first pipeline 13 is all disassembled, the both ends open of the second pipeline 14 is also exposed, convenient for clear
It washes.
Alternatively, the first pipeline 13 and the second pipeline 14 are detachably connected between shell 100.So set, can be by
One pipeline 13 and the second pipeline 14 are disassembled and are cleaned, capable of washing more thorough.
In a specific embodiment, the first pipeline 13 is straight tube, and the second pipeline 14 is bend pipe, the second pipeline 14 and shell
Body 100 is detachably connected.
As shown in figure 5, the first pipeline 13 be upper pipeline, the second pipeline 14 be lower manifold, due in wind along helix tube
During road 11 is mobile, wind receives centrifugal forces affect and separates with part dust, and part dust is downward under gravity
It falls in lower manifold.Therefore, the second pipeline 14 is detachably connected with shell 100, in order to which the second pipeline 14 will be fallen in
In dust clean up.
Please continue to refer to Fig. 5, in another embodiment, the first pipeline 13 and the second pipeline 14 are curved pipe, the
One pipeline 13 is detachably connected with shell 100 respectively with the second pipeline 14.
In order to improve the sealing performance between the first pipeline 13 and the second pipeline 14, the first pipeline 13 and the second pipeline 14 it
Between be provided with sealing ring.Specifically, sealing ring can be set in the first pipeline 13 towards the end face of the second pipeline 14, or be arranged
In the second pipeline 14 towards the end face of the first pipeline 13.
As depicted in figs. 1 and 2, in any of the above-described technical solution, further, the air outlet of intake stack 10 is connected to
The side wall of filter chamber 20.Specifically, the side wall of filter chamber 20 is provided with opening, opening is connected to the air outlet of air inlet pipeline.
So set, wind enters in filter chamber 20 via the side of filter chamber 20.
Further, the opening of filter chamber 20 is provided with unidirectional folding baffle, so that wind can enter filtering via opening
Chamber 20, and intake stack 10 can not be entered by filter chamber 20, while can avoid dust and entering intake stack 10 via opening.
Specifically, unidirectionally folding baffle can be elastic sheet, and one end of elastic sheet is connect with the inner wall of filter chamber 20.
When wind enters via opening, elastic sheet is pushed inwardly, the other end of elastic sheet is separated with the inner wall of filter chamber 20, from
And expose opening, in order to wind entrance.Behind calm entrance filter chamber 20, elastic sheet sets back automatically, and covering is being open
Place.When pushing elastic sheet by inside, elastic sheet is bonded more closely with the inner wall of filter chamber 20, so that opening be blocked
Firmly, wind or dust is avoided to enter intake stack 10.
Elastic sheet can be made of rubber, silica gel, plastic or other material.
In the present embodiment, the cross sectional shape of intake stack 10 can be circle, ellipse, rectangle, trapezoidal or other shapes
Shape.
As shown in figure 3, the section of intake stack 10 is round rectangle in a kind of preferred embodiment of the present embodiment.
So set, the outer wall of monocycle section adjacent in spiral pipeline 11 can be bonded more closely.In addition, round rectangle protecting
In the case where demonstrate,proving ventilation quantity, the outer diameter of air inlet mechanism can be relatively smaller, so that air inlet mechanism volume is smaller.
Further, in air inlet mechanism provided in this embodiment, handle 50 is additionally provided on shell 100, handle 50
One end is connect with the upper surface of shell 100, is connect after other end bending with the tail end of shell 100 (right side in Fig. 1) bottom.Also
It is to say, the partial region of handle 50 is located at the top of shell 100, and partial region is located at the right side of shell 100.
Embodiment two
The utility model embodiment two provides a kind of dust catcher, including the air inlet mechanism that above-described embodiment one provides, also wraps
Include the cleaning end connecting with the intake stack in air inlet mechanism.
Dust catcher provided in this embodiment can be hand held cleaner, push-down dust catcher or two-purpose dust collector.
When dust catcher is hand held cleaner, cleaning end is absorbent brush, and one end of absorbent brush is inserted in intake stack
At air outlet.
When dust catcher is push-down dust catcher, cleaning end includes push rod and the absorbent brush for being installed on push rod one end, push rod
The other end and the air outlet of intake stack connect, push rod is internally provided with wind guide chamber, and wind guide chamber is connected to intake stack.
When dust catcher is two-purpose dust collector, it can also include push rod and dust suction that cleaning end both can be absorbent brush simultaneously
When brush, intake stack and absorbent brush are directly connected to, it can be used dust catcher as hand held cleaner, intake stack is straight with push rod
When connecing in succession, it can be used dust catcher as push rod push-down dust catcher.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of air inlet mechanism characterized by comprising shell and the intake stack being set on the shell, the shell
Inside be provided with filter chamber, the intake stack is set around the housing exterior walls in the shape of a spiral, the air outlet of the intake stack with
The filter chamber connection.
2. air inlet mechanism according to claim 1, which is characterized in that the intake stack includes connecting pin interconnected
Head and spiral pipeline, the connection end are set to one end of the shell, and the spiral pipeline is set around the outer of the shell
Wall；The connection end is cylindrical shape, and the axis of the connection end is parallel with the axis of the shell, the air outlet setting
In the spiral pipeline.
3. air inlet mechanism according to claim 2, which is characterized in that the spiral pipeline includes multiple monocycle sections, adjacent
Monocycle section side wall contact.
4. air inlet mechanism according to claim 2, which is characterized in that the spiral pipeline includes mutual pairing and connection
First pipeline and the second pipeline, first pipeline and second pipeline are staggered, first pipeline and/or the second pipe
Road is detachably connected with the shell.
5. air inlet mechanism according to claim 4, which is characterized in that first pipeline is straight tube, second pipeline
For bend pipe, second pipeline is detachably connected with the shell.
6. air inlet mechanism according to claim 5, which is characterized in that first pipeline and second pipeline are arc
Shape pipe, first pipeline are detachably connected with the shell respectively with second pipeline.
7. air inlet mechanism according to claim 4, which is characterized in that set between first pipeline and second pipeline
It is equipped with sealing ring.
8. air inlet mechanism according to claim 1, which is characterized in that the air outlet of the air inlet pipeline is connected to the mistake
The side wall of filter chamber.
9. air inlet mechanism according to claim 1, which is characterized in that the section of the intake stack is round rectangle.
10. a kind of dust catcher, which is characterized in that including such as described in any item air inlet mechanisms of claim 1-9, further include and institute
State the cleaning end of the intake stack connection in air inlet mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821623769.9U CN209136436U (en) | 2018-09-30 | 2018-09-30 | Air inlet mechanism and dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821623769.9U CN209136436U (en) | 2018-09-30 | 2018-09-30 | Air inlet mechanism and dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209136436U true CN209136436U (en) | 2019-07-23 |
Family
ID=67268789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821623769.9U Withdrawn - After Issue CN209136436U (en) | 2018-09-30 | 2018-09-30 | Air inlet mechanism and dust catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209136436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109008793A (en) * | 2018-09-30 | 2018-12-18 | 小狗电器互联网科技（北京）股份有限公司 | Air inlet mechanism and dust catcher |
-
2018
- 2018-09-30 CN CN201821623769.9U patent/CN209136436U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109008793A (en) * | 2018-09-30 | 2018-12-18 | 小狗电器互联网科技（北京）股份有限公司 | Air inlet mechanism and dust catcher |
| CN109008793B (en) * | 2018-09-30 | 2024-02-27 | 北京小狗吸尘器集团股份有限公司 | Air inlet mechanism and dust collector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017075844A1 (en) | Three-tier cyclone dust bin filtration system and vacuum cleaner comprising the system | |
| CN106388698B (en) | A kind of dirt cup filter and the dust catcher equipped with the filter | |
| CN103284658A (en) | Central type cyclone separation structure in dust collection cylinder | |
| CN108463152A (en) | Electric dust collector | |
| CN103648348B (en) | Electric dust collector | |
| CN105935275A (en) | Cyclone type dust collector with transverse dust barrel | |
| CN109077661A (en) | A kind of dust catcher | |
| CN101991390A (en) | Built-in spiral cyclone separator | |
| CN209136436U (en) | Air inlet mechanism and dust catcher | |
| CN207384199U (en) | Hand held cleaner | |
| CN206934041U (en) | For dust catcher dirt cup component and there is its dust catcher | |
| CN201767905U (en) | Cyclone separating device for dust collector | |
| CN109674395B (en) | Filtering component and dust collector | |
| CN108852172B (en) | Spiral dust-gas separation device and gas purification device | |
| CN209915857U (en) | Hand-held type dust catcher | |
| CN109008793A (en) | Air inlet mechanism and dust catcher | |
| CN208957956U (en) | Novel radio hand-held vacuum cleaner | |
| CN206934050U (en) | Cyclone separator, dirt cup component and dust catcher for dust catcher | |
| CN209733836U (en) | air duct structure and dust collector | |
| CN214484386U (en) | Novel environmental protection science and technology type dust absorption device | |
| CN209301001U (en) | Dust collector host and dust catcher | |
| CN109171557B (en) | Dust collector | |
| CN201759495U (en) | Dust collector with efficient separating device | |
| CN210408272U (en) | Dust collector | |
| CN209300988U (en) | Vacuum cleaner body and dust catcher |
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. |
|
| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190723 Effective date of abandoning: 20240227 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190723 Effective date of abandoning: 20240227 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |