CN209136450U - A kind of first order cyclonic filter system and the dust catcher including it - Google Patents
A kind of first order cyclonic filter system and the dust catcher including it Download PDFInfo
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- CN209136450U CN209136450U CN201821414406.4U CN201821414406U CN209136450U CN 209136450 U CN209136450 U CN 209136450U CN 201821414406 U CN201821414406 U CN 201821414406U CN 209136450 U CN209136450 U CN 209136450U
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- 239000000428 dust Substances 0.000 title claims abstract description 39
- 238000010276 construction Methods 0.000 claims abstract description 4
- 230000001464 adherent effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 12
- 238000004140 cleaning Methods 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 description 11
- 238000000926 separation method Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- FIKAKWIAUPDISJ-UHFFFAOYSA-L paraquat dichloride Chemical compound [Cl-].[Cl-].C1=C[N+](C)=CC=C1C1=CC=[N+](C)C=C1 FIKAKWIAUPDISJ-UHFFFAOYSA-L 0.000 description 1
- 230000008521 reorganization Effects 0.000 description 1
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Abstract
The utility model discloses a kind of first order cyclonic filter system and the dust catcher including it, and first order cyclonic filter system includes dirt cup, primary filter and the wind channel tube in dirt cup, which is characterized in that the bottom of dirt cup is equipped with air inlet；Wind channel tube include: be connected to air inlet and with axial consistent first pipeline section of dirt cup；With the second pipeline section, which extends to the inner wall of dirt cup and has opening portion, and the opening construction of opening portion is used as air outlet, and the inner wall of dirt cup is close at least partly to form whirlwind mouth in opening portion；Primary filter is set in around the first pipeline section of wind channel tube, and forms cyclonic chamber between dirt cup inner wall.First order cyclonic filter system provided by the utility model and the dust catcher including it, travel fatigue separating effect is preferable, filter screen disassembling cleaning, and cost is relatively low.
Description
Technical field
The utility model relates to a kind of first order cyclonic filter systems, and are related to being associated with the dust catcher of the filtration system.
Background technique
With the sustainable growth of China consumer income, the raising of Living consumption, the public demand to dust catcher
It is higher and higher.
Existing first order cyclonic filter system, air-flow generally tangentially enter dirt, air duct from dirt cup lateral wall currently on the market
Longer, suction loss is larger, and travel fatigue separating effect is not good enough, and can not unpick and wash.It is known that a kind of cyclone separator (Chinese patent
Publication No. CN103607939A), air-flow set outlet from first order strainer enters cyclonic chamber, flows directly into the interior of dirt cup
Wall causes to accompany turbulent flow in the whirlwind in cyclonic chamber, influences travel fatigue separating effect, and the chance of particulate dust strum pin hole adds
Greatly, first order filter screen is blocked, and the non-dismountable cleaning of strainer in dirt cup, bacterium of easily mildewing, user experience are poor.
Utility model content
For the above-mentioned technical problems in the prior art, embodiment of the disclosure provides a kind of travel fatigue separating effect
Preferably, filter screen is detachable, and lower-cost first order cyclonic filter system and the dust catcher including it.
According to the first scheme of the disclosure, a kind of first order cyclonic filter system is proposed comprising dirt cup, by-pass filtration
The bottom of net and the wind channel tube in the dirt cup, the dirt cup is equipped with air inlet；The wind channel tube include: with it is described into
Port be connected and with axial consistent first pipeline section of dirt cup；With the second pipeline section, which prolongs to the inner wall of the dirt cup
Opening portion is stretched and has, the opening construction of the opening portion is used as air outlet, and described in the opening portion is at least partly close to
The inner wall of dirt cup is to form whirlwind mouth；The primary filter is set in around the first pipeline section of the wind channel tube, and with institute
It states and forms cyclonic chamber between dirt cup inner wall.Air-flow enters wind channel tube through the air inlet of dirt cup bottom, and wind channel tube guides air-flow to enter
In cyclonic chamber, air-flow, will be larger in high speed rotation in cyclonic chamber simultaneously by the centripetal force effect from internal pull of vacuum
Dust is got rid of to dirt cup bottom, and the tiny pin hole of primary filter carried out the air-flow that fine dust is carried after cyclonic separation
Filter, fine dust is blocked in cyclonic chamber, travel fatigue separation is further realized, to complete first order cyclonic filter.
In some embodiments, the inner wall of the opening portion and dirt cup is tangent, so that air-flow tangentially enters rotation from whirlwind mouth
Wind chamber forms adherent whirlwind.
In some embodiments, the end of the second pipeline section of the wind channel tube is arranged in described be open, and constructs and be used as institute
State whirlwind mouth.The design of second wind channel tube opening portion so that air-flow forms whirlwind after the guidance of wind channel tube to enter cyclonic chamber,
To realize that travel fatigue separates.
In some embodiments, the first order cyclonic filter system further includes having wind deflector, the wind deflector at least portion
Divide ground to be located in the cyclonic chamber, the bottom water conservancy diversion of dirt cup will be tilted towards from the air-flow that whirlwind mouth comes out.Wind deflector can prevent
Fine dust convolution reduces the chance of the outer wall of fine dust sucking primary filter, so that travel fatigue separating effect is more preferable.
In some embodiments, the wind deflector in the shape of a spiral, and the hand of spiral of the wind deflector and the whirlwind mouth
The direction for forming whirlwind is consistent.The helical spiral design of wind deflector makes air-flow high speed rotation in cyclonic chamber, and larger dust is got rid of
To the bottom of dirt cup.
In some embodiments, the first order cyclonic filter system further includes mounting base, and the mounting base is set to described
On dirt cup inner wall；The wind deflector and the wind channel tube and the dirt cup and the mounting base form integral structure.Optionally, it leads
At least one of aerofoil, wind channel tube and mounting base are installed on the inside of dirt cup in a manner of assembling, do not do specific limit herein
It is fixed.This design can simplify the production procedure of product, and without assembling, reduce production cost.
In some embodiments, the primary filter is removably installed in the mounting base, mounting means
The method that screw thread or grafting can be used.The design for disassembly of primary filter is convenient for user's cleaning.
In some embodiments, the primary filter has the horn mouth opened towards the bottom of the dirt cup, the loudspeaker
Mouth and the bottom interval of the dirt cup are opened, to form coarse grain dust containing cavities.The horn mouth design of primary filter can increase
Intake, horn mouth are spaced apart with the air inlet of wind channel tube, so that air-flow can smoothly enter into primary filter, the shape of coarse grain containing cavities
It is cleaned at convenient for user.Specifically, primary filter also has a cylindrical portion, the cylindrical portion be arranged as making its axis with it is described
The axis of dirt cup is aligned, and centripetal force is kept in balance when ensuring first order cyclonic separation.
In some embodiments, the dirt cup also has dirt cup lid, and the dirt cup lid pivotally covers conjunction to institute
It states on the cup body of dirt cup or is opened from the cup body of the dirt cup；The air inlet of the dirt cup is provided with the dirt cup and covers.It is preferred that
, the air inlet of the dirt cup is aligned with the air inlet of the wind channel tube so that air-flow led into through the wind channel tube it is described
The inside of dirt cup.This structure design is simple and easy to operate.
The disclosure provides a kind of dust catcher simultaneously, including the first order cyclonic filter system and host, the host are set
It sets in the air side of dirt cup, first order cyclonic filter system guides air-flow to exist by the wind deflector being arranged in wind channel tube and cyclonic chamber
High speed rotation in cyclonic chamber, at the same air-flow in cyclonic chamber by centripetal force under the action of, larger dust is separated into deposition
In dirt cup bottom, the tiny pin hole of primary filter is filtered the air-flow that fine dust is carried after cyclonic separation, will be thin
Small dust is blocked in cyclonic chamber, to complete one cyclonic filtering.Wherein, primary filter is removably installed on
Inside dirt cup, it can be disassembled cleaning with dirt cup, cleaned convenient for user.Wind deflector, wind channel tube, dirt cup and mounting base one at
Type.Preferably, secondary filter is equipped between the air side and host of first order cyclonic filter system, secondary filter is further
Filtering fine dust prevents fine dust from entering host, can extend the service life of host.Compared with prior art, this is practical
The beneficial effect of new embodiment is:
The first order cyclonic filter system of the disclosure and dust catcher including it, wind path is shorter and clear and definite, travel fatigue point
From high-efficient, and significant effect, primary filter is detachable, and cleaning can be disassembled with dirt cup, it is cleaned convenient for user, into
And the usage experience of user is improved, the integration of mounting base, wind deflector, wind channel tube and dirt cup simplifies the production stream of product
Journey reduces production cost.
Detailed description of the invention
In the attached drawing being not drawn necessarily to scale, identical appended drawing reference can describe similar in different views
Component.Same reference numerals with letter suffix or different letter suffix can indicate the different instances of similar component.Attached drawing
Generally through citing rather than the mode of limitation shows various embodiments, and reinstates with specification and claims one
It is illustrated in the disclosed embodiments.In due course, make to be referred to identical reference in all the appended drawings same
One or similar part.Such embodiment is illustrative, and is not intended as the exhaustive or exclusive of the present apparatus or method
Embodiment.
Fig. 1 is the sectional view according to the assembled first order cyclonic filter system of embodiment of the disclosure；
Fig. 2 is according to the first order whirlwind in the state of the dirt cup lid of embodiment of the disclosure opening and primary filter disassembly
The schematic diagram of filtration system；
Fig. 3 is according to the first order whirlwind in the state of the dirt cup lid of embodiment of the disclosure opening and primary filter disassembly
The cross-sectional view of filtration system.
Component represented by appended drawing reference in figure:
1- air inlet；2- dirt cup lid；3- dirt cup lid shaft；4- primary filter；5- dirt cup；6- secondary filter；7- wind
Deferent；8- cyclonic chamber；9- wind deflector；10- mounting base.
Specific embodiment
To make those skilled in the art better understand the technical solution of the disclosure, with reference to the accompanying drawing and specific embodiment party
Formula elaborates to the disclosure.Embodiment of the disclosure work is further retouched in detail in the following with reference to the drawings and specific embodiments
It states, but not as the restriction to the disclosure.
The similar word such as " comprising " or "comprising" means to cover the element enumerated after the word in the element before the word,
The possibility for being also covered by other element is not precluded."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, work as quilt
After the absolute position of description object changes, then the relative positional relationship may also correspondingly change.
In the disclosure, when being described to certain device between the first device and the second device, in the certain device
There may be devices between two parties between the first device or the second device, and device between two parties can also be not present.When being described to specific device
When part connects other devices, which can be directly connected to without device between two parties with the other devices, can also be with
It is not directly connected to the other devices and there is device between two parties.
All terms (including technical term or scientific term) that the disclosure uses are common with disclosure fields
The meaning that technical staff understands is identical, unless otherwise specifically defined.It is also understood that in term such as defined in the general dictionary
The meaning consistent with their meanings in the context of the relevant technologies should be interpreted as having, without application idealization or
The meaning of extremely formalization explains, unless being clearly defined herein.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
Fig. 1 is according to the sectional view of the assembled first order cyclonic filter system of embodiment of the disclosure, such as Fig. 1 institute
Show, present disclose provides a kind of first order cyclonic filter systems comprising dirt cup 5, primary filter 4 and in dirt cup
The bottom of wind channel tube 7, dirt cup 5 is equipped with air inlet 1；Wind channel tube 7 includes: to be connected with air inlet 1 and axially consistent with dirt cup
First pipeline section；With the second pipeline section (curved pipeline section downwards as shown in fig. 1), which extends to the inner wall of dirt cup 5
And there is opening portion (not shown), air outlet of the opening construction of opening portion as the wind channel tube 7, and opening portion is at least
It is close to the inner wall of dirt cup 5 partly to form whirlwind mouth；Primary filter 4 is set in around wind channel tube 7, and in dirt cup 5
Cyclonic chamber 8 is formed between wall.In some embodiments, opening portion can be the segment bend pipe for opening up air outlet, the portion of the bend pipe
Point side wall, wherein part edge of air outlet etc. can be close to the inner wall of dirt cup 5 to form whirlwind mouth.In this way, air-flow is through dirt cup 5
Bottom air inlet 1 enter wind channel tube 7, wind channel tube 7 guide air-flow enter in cyclonic chamber 8, air-flow simultaneously by from inside
Pull of vacuum centripetal force effect, in high speed rotation in cyclonic chamber 8, larger dust is got rid of into the bottom to dirt cup 5, by-pass filtration
The tiny pin hole of net 4 is filtered the air-flow that fine dust is carried after cyclonic separation, and fine dust is blocked in cyclonic chamber 8
It is interior, realize travel fatigue separation.The one cyclonic separation system wind path is shorter, and wind path clear and definite, cyclonic separation is high-efficient, and effect is bright
It is aobvious, to effectively mitigate the burden of second level filtering.
In some embodiments, opening portion and the inner wall of dirt cup 5 are tangent, so that air-flow tangentially enters cyclonic chamber from whirlwind mouth
8, form adherent whirlwind.It so, it is possible guidance and convenient rotation of the air-flow in cyclonic chamber 8 and the flowing towards bottom, thus
Convenient larger dust is accumulated under whirlwind effect and is deposited on the bottom of dirt cup 5 and is not easy to plug first order strainer.
In some embodiments, the end of the second pipeline section of wind channel tube 7 is arranged in opening, and constructs and be used as whirlwind mouth, such as
The case where this can be realized air-flow and swimmingly screws out from whirlwind mouth, and whirlwind mouth is avoided to be blocked.The design of the opening portion of wind channel tube 7
So that air-flow forms whirlwind to enter cyclonic chamber 8, to realize that travel fatigue separates after the guidance of wind channel tube 7.
In some embodiments, the first order cyclonic filter system further includes having wind deflector 9, and wind deflector 9 is at least partly
Ground is located in cyclonic chamber 8, and the air-flow come out from whirlwind mouth is tilted towards to the bottom water conservancy diversion of dirt cup 5.Wind deflector 9 can prevent tiny
Dust convolution reduces the chance of the outer wall of fine dust sucking primary filter 4, so that travel fatigue separating effect is more preferable.
In some embodiments, in the shape of a spiral, and the hand of spiral of wind deflector 9 and the whirlwind mouth are formed and are revolved wind deflector 9
The direction of wind is consistent, to enhance whirlwind.Optionally, the direction that whirlwind mouth forms whirlwind is counterclockwise or clockwise direction, phase
Corresponding, the hand of spiral of wind deflector 9 can be for counterclockwise or clockwise.The helical spiral design of wind deflector 9 guides convenient gas
Stream rotates in cyclonic chamber 8, and larger dust is got rid of the bottom to dirt cup, to realize that travel fatigue separates.
In some embodiments, the first order cyclonic filter system further includes mounting base 10, and mounting base 10 is set to dirt cup
On 5 inner wall.Particularly, mounting base 10 can be fastened on the inner wall of dirt cup 5 securely to prevent vibration and movement.One
In a little embodiments, mounting base 10 is also desirably integrated on the inner wall of dirt cup 5, for example, by using co-molded mode.Wind deflector 9,
Wind channel tube 7, dirt cup 5 and mounting base 10 form integral structure.Optionally, in wind deflector 9, wind channel tube 7 and mounting base 10 extremely
Few one is installed on the inside of dirt cup 5 in a manner of assembling, is not specifically limited herein.Product can be simplified by being integrally formed design
Production procedure reduces production cost.The fixation, installation and registration of these components can be better achieved via mounting base 10.I.e.
Just under the high speed rotation air-flow in cyclonic chamber, the firm of wind channel tube 7 and primary filter 4 can also be maintained, so that improving makes
With filtering system lifetim.
In some embodiments, primary filter 4 is removably installed in mounting base 10, and mounting means can be used
Screw thread or the method for grafting.The design for disassembly of primary filter 4 is convenient for user's cleaning.
In some embodiments, primary filter 4 has the horn mouth opened towards the bottom of dirt cup 5, horn mouth and dirt cup 5
Bottom interval open, to form coarse grain dust containing cavities.The horn mouth design of primary filter 4 can increase intake, horn mouth
It is spaced apart with the air inlet of wind channel tube 7, so that air-flow can smoothly enter into primary filter 4, user is convenient in the formation of coarse grain containing cavities
Cleaning.Specifically, primary filter 4 also has cylindrical portion, and the cylindrical portion is arranged as making its axis and the dirt cup 5
Axis alignment, centripetal force is kept in balance when ensuring first order cyclonic separation, so that the tiny dust carried in air-flow can
Equably to be filtered and be stopped by the pin hole throughout primary filter 4, to improve the filter efficiency of primary filter 4.
In some embodiments, dirt cup 5 also has dirt cup lid 2, and dirt cup lid 2 is pivotally covered and closed to dirt cup 5
It is opened on cup body or from the cup body of dirt cup 5；The air inlet 1 of dirt cup 5 is provided on dirt cup lid 2.Preferably, the air inlet 1 of dirt cup
It is aligned with the air inlet of wind channel tube 7, so that air-flow leads into the inside of dirt cup through wind channel tube 7.This structure design is simple, and
It is easy to operate.
The disclosure provides a kind of dust catcher simultaneously, including the first order cyclonic filter system and host, the host are set
It sets on the air side of dirt cup 5, first order cyclonic filter system is led to by the way that air-flow air inlet 1 to be set to the bottom of dirt cup 5
The blast pipe 7 that is arranged in dirt cup 5 is crossed by air-flow guiding 5 inner wall of dirt cup and tangentially into cyclonic chamber 8, wind deflector 9 is to oblique
Lower section guides air-flow, and air-flow is simultaneously under the centripetal force effect for the pull of vacuum that host generates, in high speed rotation in cyclonic chamber 8,
Larger dust is separated in high-speed rotating air-flow, the coarse grain containing cavities of 5 bottom of dirt cup is deposited on, to realize wind
The tiny pin hole of dirt separation, primary filter 4 is filtered the air-flow for carrying fine dust, and fine dust is blocked in whirlwind
In chamber 8, travel fatigue separation is further realized, to complete one cyclonic filtering.Wherein, primary filter 4 is removably
Be installed on inside dirt cup 5, can be disassembled cleaning with dirt cup 5, wind deflector 9, wind channel tube 7, dirt cup 5 and 10 one of mounting base at
Type.Preferably, secondary filter 6, secondary filter 6 into one are equipped between the air side and host of first order cyclonic filter system
Filtering fine dust is walked, prevents fine dust from entering host, the service life of host can be extended.
In addition, range includes any and all based on this public affairs although exemplary embodiment has been described herein
That opens has equivalent element, modification, omission, combination (for example, scheme that various embodiments are intersected), reorganization or the implementation changed
Example.Element in claims will be construed broadly as based on the language used in claim, however it is not limited in this explanation
Described example, example are to be interpreted as nonexcludability in book or during the implementation of the application.Therefore, this specification and
Example is intended to be to be considered only as example, and real scope and spirit are by following following claims and the full scope of its equivalent institute
Instruction.
Above description is intended to illustrative rather than restrictive.For example, above-mentioned example (or one or more side
Case) it can be in combination with one another.Such as other embodiments can be used when reading foregoing description in those of ordinary skill in the art.
In addition, various features can be grouped together to simplify the disclosure in above-mentioned specific embodiment.This should not be construed as
A kind of not claimed disclosed feature is necessary intention for any claim.On the contrary, the theme of the disclosure can be with
Less than whole features of specific disclosed embodiment.To which following claims is incorporated to herein as example or embodiment
In specific embodiment, wherein each claim is independently as individual embodiment, and consider that these embodiments can be with
It is combined with each other with various combinations or arrangement.The scope of the present disclosure should refer to appended claims and these claims are entitled
The full scope of equivalent form determines.
Above embodiments are only the exemplary embodiment of the disclosure, are not used in the limitation disclosure, the protection of the utility model
Range is defined by the claims.Those skilled in the art can be in the essence and protection scope of the utility model, to this reality
Various modifications or equivalent replacements are made with novel, this modification or equivalent replacement also should be regarded as falling in the protection model of the utility model
In enclosing.
Claims (10)
1. a kind of first order cyclonic filter system, including dirt cup, primary filter and the wind channel tube in the dirt cup,
It is characterized in that,
The bottom of the dirt cup is equipped with air inlet；
The wind channel tube include: be connected with the air inlet and with axial consistent first pipeline section of dirt cup；It, should with the second pipeline section
Second pipeline section extends to the inner wall of the dirt cup and has opening portion, and the opening construction of the opening portion is used as air outlet, and institute
It states opening portion and is close to the inner wall of the dirt cup at least partly to form whirlwind mouth；
The primary filter is set in around the first pipeline section of the wind channel tube, and rotation is formed between the dirt cup inner wall
Wind chamber.
2. first order cyclonic filter system according to claim 1, which is characterized in that the inner wall of the opening portion and dirt cup
It is tangent, so that air-flow tangentially enters cyclonic chamber from whirlwind mouth, form adherent whirlwind.
3. first order cyclonic filter system according to claim 2, which is characterized in that the opening is arranged in the air duct
The end of second pipeline section of pipe, and construct and be used as the whirlwind mouth.
4. first order cyclonic filter system according to claim 1, which is characterized in that the first order cyclonic filter system
It further include having wind deflector, the wind deflector is at least partially situated in the cyclonic chamber, and the air-flow come out from whirlwind mouth is inclined
The bottom water conservancy diversion of oblique dirt cup.
5. first order cyclonic filter system according to claim 4, which is characterized in that the wind deflector in the shape of a spiral, and
The hand of spiral of the wind deflector is consistent with the whirlwind mouth formation direction of whirlwind.
6. first order cyclonic filter system according to claim 5, which is characterized in that the first order cyclonic filter system
It further include mounting base, the mounting base is set on the dirt cup inner wall；
The wind deflector and the wind channel tube and the dirt cup and the mounting base form integral structure.
7. first order cyclonic filter system according to claim 1, which is characterized in that the primary filter is with detachable
Mode be installed to the first order cyclonic filter system.
8. first order cyclonic filter system according to claim 1, it is characterised in that: the primary filter has towards institute
The horn mouth that the bottom of dirt cup is opened is stated, the horn mouth and the bottom interval of the dirt cup are opened, to form the storage of coarse grain dust
Chamber.
9. first order cyclonic filter system according to claim 1, which is characterized in that the dirt cup also has dirt cup lid,
And the dirt cup lid pivotally covers conjunction and opens on the cup body of the dirt cup or from the cup body of the dirt cup；
The air inlet of the dirt cup is provided with the dirt cup and covers.
10. a kind of dust catcher, including first order cyclonic filter system according to any one of claim 1 to 9 and host,
The air side of the dirt cup is arranged in the host.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821414406.4U CN209136450U (en) | 2018-08-30 | 2018-08-30 | A kind of first order cyclonic filter system and the dust catcher including it |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821414406.4U CN209136450U (en) | 2018-08-30 | 2018-08-30 | A kind of first order cyclonic filter system and the dust catcher including it |
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| CN209136450U true CN209136450U (en) | 2019-07-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112138879A (en) * | 2020-09-02 | 2020-12-29 | 东莞福莱仕智能电子科技有限公司 | A cyclone separation dust removal method |
| WO2021056869A1 (en) * | 2019-09-23 | 2021-04-01 | 珠海格力电器股份有限公司 | Cyclone separator and vacuum cleaner |
| WO2021062947A1 (en) * | 2019-09-30 | 2021-04-08 | 苏州宝时得电动工具有限公司 | Industrial vacuum cleaner |
-
2018
- 2018-08-30 CN CN201821414406.4U patent/CN209136450U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021056869A1 (en) * | 2019-09-23 | 2021-04-01 | 珠海格力电器股份有限公司 | Cyclone separator and vacuum cleaner |
| WO2021062947A1 (en) * | 2019-09-30 | 2021-04-08 | 苏州宝时得电动工具有限公司 | Industrial vacuum cleaner |
| CN112138879A (en) * | 2020-09-02 | 2020-12-29 | 东莞福莱仕智能电子科技有限公司 | A cyclone separation dust removal method |
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