CN202365717U - Cyclone separation dust cup of dust collector - Google Patents
Cyclone separation dust cup of dust collector Download PDFInfo
- Publication number
- CN202365717U CN202365717U CN2011204964563U CN201120496456U CN202365717U CN 202365717 U CN202365717 U CN 202365717U CN 2011204964563 U CN2011204964563 U CN 2011204964563U CN 201120496456 U CN201120496456 U CN 201120496456U CN 202365717 U CN202365717 U CN 202365717U
- Authority
- CN
- China
- Prior art keywords
- cyclonic separation
- dust
- cup
- level
- separator
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses a cyclone separation dust cup of a dust collector. Reasonably-arranged three stages of cyclone separators are adopted, so that the cyclone separation efficiency of the dust cup is improved, dust is left in a dust collecting cavity of the dust cup instead of being taken to a fan or the outside, and therefore, secondary pollution is avoided; and a conical turtle rim or conical surface is arranged in each stage of cyclone separator, so that air flow is accelerated at the conical turtle rim or conical surface and then is suddenly decelerated after entering an enlarged space below, and therefore, the dust is deposited so as to be prevented from raising to be taken away. Compared with a cyclone separator with a straight barrel, the cyclone separation dust cup provided by the utility model has the advantage that the cyclone separation effect is better.
Description
Technical field
The utility model relates to a kind of dirt cup of dust catcher, especially a kind of dirt cup of cyclone separating.
Background technology
Filter the dirt cup uses and be the critical piece in the dust catcher, for separating of impurity such as better realization dust and air, existing dust catcher adopts the cyclone dust cup of secondary separation more.The air that contains impurity tangentially gets into first order separator; Do gyration from top to bottom; In turning course; Bulky grain, heavier impurity because of density greater than air, suffered centrifugal force big and collide lose that inertia falls into the below dust-collecting cavity behind the inwall of first order separator and and air separation.Thinner impurity and air get into second level separator, and tiny dust loses dust-collecting cavity and the air separation that inertia falls into the below after colliding the inwall of second level separator.And clean air is discharged in the atmosphere after through filter elements such as sponges.
Like publication number is the disclosed a kind of cyclone separator of one Chinese patent application of CN101816837A, has longitudinal axis and comprises upstream cyclone and downstream cyclone separator assembly, and the downstream cyclone assembly comprises a plurality of cyclones, is provided with being connected in parallel to each other.The fluid that carries particle gets into upstream cyclone from tangential inlet; The part of larger particles leaves from the fluid flow point; Fluid gets into the downstream cyclone separator from the guard shield in the upstream cyclone sidewall, isolates littler foul and dust granule and gets into downstream collector.The air of cleaning refluxes then and is upward through cyclone outlet and leaves cyclone separator.Such cyclone separator because its dust-collecting cavity that is provided with up and down need occupy certain space, must increase the height of dirt cup cup thus, just can reach desirable separating effect, therefore, and than being more suitable for vertical type dust collector.
And be applicable to the dust separating cup of short horizontal dust collector; Like Granted publication number is the disclosed a kind of dust separation cup of suction cleaner of Chinese patent of CN201219871Y, and bowl cover side and bowl cover seat form the air inlet of spirality air inlet duct, bowl cover seat and bowl cover composition air-out road junction; Bowl cover seat downside has the one-level dust separator; The dust-separation ring is arranged at one-level dust separator bottom, the whirlwind tube that it is inboard, the upper end is provided with the spirality air inlet duct, and the inner chamber top of whirlwind tube is provided with the conical secondary dust separator of band screen pack; Its upper outside is provided with guide ring, and the middle part of one-level dust separator also is provided with guide ring.
Because one-level dust separator and secondary dust separator are in the same cavity volume; There is a small amount of not separated air directly to get into the air inlet of secondary dust separator with air-flow unavoidably from the one-level dust separator; The workload that causes secondary to separate increases; And screen pack is set directly at dust-collecting cavity top, and cause the dust kicked up to get into and leave the dirt cup easily from the mesh of screen pack, influence the effect of cyclonic separation.
The utility model content
The utility model technical problem to be solved provides a kind of rational in infrastructure, and good separating effect effectively improves the cyclonic separation dirt cup of the dust catcher of pick-up performance.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of cyclonic separation dirt cup of dust catcher; Comprise the cup that has tangential first order air inlet on the sidewall; With the dirt bowl cover with air outlet of said cup coupling be arranged on the cyclonic separation body in the said cup; It is characterized in that
Said cyclonic separation body comprises main body; The sidewall middle part of said main body is provided with a plurality of second level air inlet; The edge, position, middle and lower part of said main body is connected with cyclonic separation body dust-blocking cover; Below said cyclonic separation body dust-blocking cover, be first order dust-collecting cavity between cyclone separator lower wall and the cup, constituted first order separator;
There are a plurality of cyclonic separation cores to be distributed in the cyclonic separation core print seat around the said main body inside upper part; Said cyclonic separation core is provided with the air guide member with air inlet duct; To import subordinate's separator from the air-flow that said cyclonic separation core comes out; The sidewall middle part of said cyclonic separation core offers third level air inlet, and the edge, position, middle and lower part of cyclonic separation core is connected with cyclonic separation core dust-blocking cover, below said cyclonic separation core dust-blocking cover; The space is a second level dust-collecting cavity between main body inboard and the subordinate's separator, has constituted second level separator;
Said cyclonic separation body center is provided with the center cyclone separator, as third level separator;
The bottom of said cyclonic separation body and said center cyclone separator and said cup is fixed.
Preferably, said cyclonic separation body dust-blocking cover is arranged on the below of the above second level air inlet of main body, is first order taper shirt rim.Air-flow quickens at place, the first order taper shirt rim of cyclonic separation body, and through behind this first order taper shirt rim, thereunder the space is strengthened suddenly and swirling eddy is slowed down suddenly, thereby impurity such as dust is deposited in the first order dust-collecting cavity from the air-flow of rotation.
Preferably, said cyclonic separation core dust-blocking cover is arranged on the below of the above third level air inlet of cyclonic separation core, is taper shirt rim, the second level.Air-flow quickens at place, taper shirt rim, the second level of cyclonic separation core; Through behind this taper shirt rim, second level; Thereunder the space is strengthened suddenly and the air-flow of rotation is slowed down suddenly, thereby thinner impurity such as dust are deposited in the dust-collecting cavity of the second level from the air-flow of rotation.
As improvement, said cyclonic separation core is positioned at the cyclonic separation core print seat of said main body, and the base plate of the lower end of said cyclonic separation core and said cyclonic separation core print seat is fixed, and the upper end of said cyclonic separation core wears locating part and extends in the said air guide member.
Further improve, the upper end of said cyclonic separation core is provided with the leading arm that the shape with said cyclonic separation core print seat upper end is complementary, and said leading arm snaps in the upper end of said cyclonic separation core print seat.Spacing further thus cyclonic separation core.
Improve again; The diapire of said cup is provided with the fin of two circles; The dust-collecting cavity packing ring is entrapped between the said fin, and said cyclone separator lower wall is fixed on the outside left of said dust-collecting cavity packing ring, and said cyclone separator is fixed on the inside line of said dust-collecting cavity packing ring; Be convenient to dismounting, to topple over the dust of deposition.
Further improve, be provided with the back taper face in the cyclone separator of said center, be positioned at said cyclonic separation seat below, make cyclone separator bottom, center become third level dust-collecting cavity.Air-flow quickens along the back taper face, behind the opening through its bottom, owing to unexpected increasing the in the space of below slowed down swirling eddy suddenly, thereby thinner impurity such as dust is deposited in the third level dust-collecting cavity from the air-flow of rotation.
Improve, the madial wall of said cup upper end is provided with the cyclonic separation seat with air-out passage again, and said air-out passage is positioned at said cyclone separator, and the cyclonic separation seat is provided with filter.
At last; Be provided with first sealing ring between said cyclonic separation seat and the said dirt cup; Said cyclonic separation seat and said filter are provided with second sealing ring, are provided with the 3rd sealing ring between said filter and the said dirt bowl cover, prevent that dust from flowing out to the external world from the gap that connects from cup.
Compared with prior art, the advantage of the utility model is: adopted the three-stage cyclone separator of reasonable Arrangement, improved the cyclonic separation efficient of dirt cup, made dust stay the dust-collecting cavity of dirt cup and can not be brought to the blower fan or the external world and avoid secondary pollution; In the cyclone separator of each grade, be provided with taper shirt rim or taper surface; Make air-flow slow down suddenly in this acceleration and the space below after this getting into, strengthened; Make dust deposit avoid kicking up and be pulled away that the cyclone separator of comparing straight tube has the effect of better cyclonic separation, reasonable integral structure is practical; Vapour lock is little, and separative efficiency is high.
Description of drawings
Fig. 1 is the perspective view of the dirt cup of the utility model;
Fig. 2 is the decomposition texture sketch map of the dirt cup of the utility model;
Fig. 3 is the middle mind-set cutaway view of the dirt cup of the utility model.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Referring to Fig. 1, a kind of cyclonic separation dirt cup of dust catcher comprises the cup 1 and dirt bowl cover 2 of tubular, and wherein, the sidewall upper of cup 1 is provided with tangential first order air inlet 11, and dirt bowl cover 2 is provided with air outlet 21.
Referring to Fig. 2 and Fig. 3, the diapire of cup 1 is provided with the fin 12 of two circles, and dust-collecting cavity packing ring 3 is entrapped between two fins 12, and the distance between two fins 12 is complementary with the width of dust-collecting cavity packing ring 3.Be fixed with cyclone separator lower wall 4 on the outside left of dust-collecting cavity packing ring 3, cyclone separator lower wall 4 has two parts, and top is inverted truncated cone-shaped, and the lower part is cylindrical.The upper edge on top is provided with groove 41, is used for fixing with the cup 1 interior cyclonic separation body 5 main body lower edges that are provided with, and the madial wall of the lateral wall of cyclone separator lower wall 4 and cup 1 is formed first order dust-collecting cavity 17.
Other has cyclonic separation core print seat 54, and is evenly distributed along main body 51 madial wall circumference, is provided with cyclonic separation core 6 in the cyclonic separation core print seat 54.
The base plate 55 of the lower end of cyclonic separation core 6 and cyclonic separation core print seat 54 is fixing; Position near second level air inlet 56 on the cyclonic separation core 6 is provided with taper shirt rim, the second level 61 as cyclonic separation core dust-blocking cover, and top, the sidewall middle part of the taper shirt rim, the second level 61 of cyclonic separation core 6 offer third level air inlet 62.Below the cyclonic separation core dust-blocking cover; The space is a second level dust-collecting cavity 18 between main body 51 inboards and the subordinate's separator, falls in the second level dust-collecting cavity 18 for the ease of dust, is not carried secretly away by air-flow; Be distributed with through hole at cyclonic separation core print seat 54 base plates 55, improved separative efficiency so greatly.The upper end of cyclonic separation core 6 is provided with the leading arm 63 that circles round, and is complementary with the shape of cyclonic separation core print seat 54 upper ends, and leading arm 63 snaps in cyclonic separation core print seat 54 upper ends.The upper end that cyclonic separation core 6 has opening wears into locating part 7; Locating part 7 ringwise; Offer the through hole 71 that matees with the upper end of cyclonic separation core 6 on it, further the cyclonic separation core 6 and the relative position of cyclonic separation core print seat 54 are fixed, to avoid 6 activities of cyclonic separation core.
Be fixed with air guide member 8 on the locating part 7, have spirality air inlet duct 81, the upper end of cyclonic separation core 6 extends in the air guide member 8, makes the air-flow that is mingled with dust that axially goes out from the open upper end of cyclonic separation core 6 tangentially get in the cyclone separator 57.
These have constituted second level separator.
The center of cyclonic separation body 5 in the space that second level separator surrounds, is provided with columniform center cyclone separator 57, and the one of which end extends in the main body 51, and the other end extends to the interior edge of 52 belows, taper shirt rim and dust-collecting cavity packing ring 3 and fixes,
In center cyclone separator 57, the position of first order taper shirt rim 52 is provided with back taper face 58.The madial wall of the lateral wall of center cyclone separator 57 and cyclone separator lower wall 4 has constituted aforesaid second level dust-collecting cavity 18.Back taper face 58 belows in the cyclone separator 57 have constituted third level dust-collecting cavity 19.
Thereby these constitute third level separator.
The principle and the course of work of the utility model are following:
The air-flow that has impurity such as dust gets in the cups 1 from the first order air inlet 11 of cup 1; In cup 1, be rotated down; Air-flow quickens at 52 places, first order taper shirt rim of cyclonic separation body 5, and through behind this first order taper shirt rim 52, thereunder the space is strengthened suddenly and swirling eddy is slowed down suddenly; Thereby impurity such as dust is deposited in the first order dust-collecting cavity 17 from the air-flow of rotation, in this first order separator, mainly isolate some thicker dusts.
Through the second level air inlet 56 entering cyclonic separation bodies 5 of the air-flow after the first order separator separates from 52 tops, first order taper shirt rim of cyclonic separation body 5, air-flow gets in the second level separator that is made up of two above cyclonic separation cores 6 in cyclonic separation body 5.The air-flow that gets in the separator of the second level quickens at 61 places, taper shirt rim, the second level of cyclonic separation core 6; Through behind this taper shirt rim, second level 61; Thereunder the space is strengthened suddenly and the air-flow of rotation is slowed down suddenly, deposits in the second level dust-collecting cavity 18 thereby make thinner impurity such as dust from the air-flow of rotation, pass base plate 55.
Get in the air guide member 8 through the third level air inlet 62 of the air-flow after the separator separates of the second level from 61 tops, taper shirt rim, the second level of cyclonic separation core 6, air-flow tangentially gets in the cyclone separator 57 (third level separator) after leading through air guide member 8.In third level separator; Air-flow quickens along back taper face 58; Behind opening,, thereby thinner impurity such as dust are deposited in the third level dust-collecting cavity 19 from the air-flow of rotation owing to unexpected increasing the in the space of below slowed down swirling eddy suddenly through its bottom.
Flow out through the air-out passage 91 of the cleaner air-flow after above three grades of separation, flow out through the air outlet 21 from dirt bowl cover 2 after the filtration of filter 14 then from cyclonic separation seat 9 tops.
The above is merely the preferred implementation of the utility model; Should be pointed out that for those of ordinary skill in the art, do not breaking away under the principle prerequisite of the utility model; Can also make various deformation and improvement, this also should be regarded as the protection domain of the utility model.
Claims (9)
1. the cyclonic separation dirt cup of a dust catcher; Comprise the cup (1) that has tangential first order air inlet (11) on the sidewall; With the dirt bowl cover (2) with air outlet (21) of said cup (1) the coupling cyclonic separation body (5) interior, it is characterized in that with being arranged on said cup (1)
Said cyclonic separation body (5) comprises main body (51); The sidewall middle part of said main body (51) is provided with a plurality of second level air inlets (56); The edge, position, middle and lower part of said main body (51) is connected with cyclonic separation body dust-blocking cover; Below said cyclonic separation body dust-blocking cover, be first order dust-collecting cavity (17) between cyclone separator lower wall (4) and the cup (1), constituted first order separator;
There are a plurality of cyclonic separation cores (6) to be distributed in the cyclonic separation core print seat (54) around said main body (51) inside upper part; Said cyclonic separation core (6) is provided with the have air inlet duct air guide member (8) of (81); To import subordinate's separator from the air-flow that said cyclonic separation core (6) comes out; The sidewall middle part of said cyclonic separation core (6) offers third level air inlet (62), and the edge, position, middle and lower part of cyclonic separation core (6) is connected with cyclonic separation core dust-blocking cover, below said cyclonic separation core dust-blocking cover; The space is second level dust-collecting cavity (18) between main body (51) inboard and the subordinate's separator, has constituted second level separator;
Said cyclonic separation body (5) center is provided with center cyclone separator (57), as third level separator;
Said cyclonic separation body (5) and said center cyclone separator (57) are fixed with the bottom of said cup (1).
2. dirt cup as claimed in claim 1 is characterized in that, said cyclonic separation body dust-blocking cover is arranged on the below of the above second level air inlet (56) of main body (51), is first order taper shirt rim (52).
3. dirt cup as claimed in claim 1 is characterized in that, said cyclonic separation core dust-blocking cover is arranged on the below of the above third level air inlet (62) of cyclonic separation core (6), is taper shirt rim, the second level (61).
4. dirt cup as claimed in claim 1; It is characterized in that; Said cyclonic separation core (6) is positioned at the cyclonic separation core print seat (54) of said main body (1); The base plate (55) of the lower end of said cyclonic separation core (6) and said cyclonic separation core print seat (54) is fixing, and the upper end of said cyclonic separation core (6) wears locating part (7) and extends in the said air guide member (8).
5. dirt cup as claimed in claim 1; It is characterized in that; The upper end of said cyclonic separation core (6) is provided with the leading arm (63) that the shape with said cyclonic separation core print seat (54) upper end is complementary, and said leading arm (63) snaps in the upper end of said cyclonic separation core print seat (54).
6. dirt cup as claimed in claim 1; It is characterized in that; The diapire of said cup (1) is provided with the fin (12) of two circles; Dust-collecting cavity packing ring (3) is entrapped between the said fin (12), and said cyclone separator lower wall (4) is fixed on the outside left of said dust-collecting cavity packing ring (3), and said cyclone separator (57) is fixed on the inside line of said dust-collecting cavity packing ring (3).
7. dirt cup as claimed in claim 1 is characterized in that, is provided with back taper face (58) in the said center cyclone separator (57), is positioned at said cyclonic separation seat (9) below, makes center cyclone separator (57) bottom become third level dust-collecting cavity (19).
8. dirt cup as claimed in claim 1; It is characterized in that; The madial wall of said cup (1) upper end is provided with the cyclonic separation seat (9) with air-out passage (91), and said air-out passage (91) is positioned at said cyclone separator (57), and cyclonic separation seat (9) is provided with filter (14).
9. dirt cup as claimed in claim 8; It is characterized in that; Be provided with first sealing ring (13) between said cyclonic separation seat (9) and the said dirt cup (1); Said cyclonic separation seat (9) and said filter (14) are provided with second sealing ring (15), are provided with the 3rd sealing ring (16) between said filter (14) and the said dirt bowl cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204964563U CN202365717U (en) | 2011-12-02 | 2011-12-02 | Cyclone separation dust cup of dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204964563U CN202365717U (en) | 2011-12-02 | 2011-12-02 | Cyclone separation dust cup of dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202365717U true CN202365717U (en) | 2012-08-08 |
Family
ID=46589444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204964563U Expired - Lifetime CN202365717U (en) | 2011-12-02 | 2011-12-02 | Cyclone separation dust cup of dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202365717U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429612A (en) * | 2011-12-02 | 2012-05-02 | 胡海荣 | Cyclone separation dust cup of dust collector |
| CN103494583A (en) * | 2013-09-30 | 2014-01-08 | 苏州德震电器有限公司 | Cyclonic dust collector |
| CN103519750A (en) * | 2013-10-31 | 2014-01-22 | 苏州邦威电器有限公司 | Multi-cylinder dust separation structure type dust barrel |
| CN104665707A (en) * | 2015-01-22 | 2015-06-03 | 上海飞科电器股份有限公司 | Dust cup of dust collector |
| WO2016197546A1 (en) * | 2015-06-09 | 2016-12-15 | 莱克电气股份有限公司 | Handheld dust collector having spiral two-stage tornado dust-air separation structure |
| WO2018000458A1 (en) * | 2016-06-30 | 2018-01-04 | 江苏美的清洁电器股份有限公司 | Handheld vacuum cleaner |
| CN107854048A (en) * | 2017-11-23 | 2018-03-30 | 珠海格力电器股份有限公司 | Cyclonic separating apparatus and there is its dust catcher |
| CN108852172A (en) * | 2018-07-31 | 2018-11-23 | 珠海格力电器股份有限公司 | A kind of spiral dust and gas separator and gas cleaning plant |
| CN110946505A (en) * | 2019-11-13 | 2020-04-03 | 江苏苏美达五金工具有限公司 | Vacuum cyclone separation dust collecting device and dust collector |
| WO2021189778A1 (en) * | 2020-03-24 | 2021-09-30 | 苏州市伟克斯电器有限公司 | Dust collector assembly and vacuum cleaner |
-
2011
- 2011-12-02 CN CN2011204964563U patent/CN202365717U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429612B (en) * | 2011-12-02 | 2014-05-07 | 胡海荣 | Cyclone separation dust cup of dust collector |
| CN102429612A (en) * | 2011-12-02 | 2012-05-02 | 胡海荣 | Cyclone separation dust cup of dust collector |
| CN103494583B (en) * | 2013-09-30 | 2017-01-11 | 苏州德震电器有限公司 | Cyclonic dust collector |
| CN103494583A (en) * | 2013-09-30 | 2014-01-08 | 苏州德震电器有限公司 | Cyclonic dust collector |
| CN103519750A (en) * | 2013-10-31 | 2014-01-22 | 苏州邦威电器有限公司 | Multi-cylinder dust separation structure type dust barrel |
| CN103519750B (en) * | 2013-10-31 | 2016-05-18 | 苏州邦威电器有限公司 | Many dust separation structure formula dirt buckets |
| CN104665707A (en) * | 2015-01-22 | 2015-06-03 | 上海飞科电器股份有限公司 | Dust cup of dust collector |
| US10568479B2 (en) | 2015-06-09 | 2020-02-25 | Kingclean Electric Co., Ltd. | Handheld dust collector having spiral two-stage tornado dust-air separation structure |
| WO2016197546A1 (en) * | 2015-06-09 | 2016-12-15 | 莱克电气股份有限公司 | Handheld dust collector having spiral two-stage tornado dust-air separation structure |
| WO2018000458A1 (en) * | 2016-06-30 | 2018-01-04 | 江苏美的清洁电器股份有限公司 | Handheld vacuum cleaner |
| CN107854048A (en) * | 2017-11-23 | 2018-03-30 | 珠海格力电器股份有限公司 | Cyclonic separating apparatus and there is its dust catcher |
| CN107854048B (en) * | 2017-11-23 | 2023-03-10 | 珠海格力电器股份有限公司 | Cyclone separation device and dust collector with same |
| CN108852172A (en) * | 2018-07-31 | 2018-11-23 | 珠海格力电器股份有限公司 | A kind of spiral dust and gas separator and gas cleaning plant |
| WO2020024537A1 (en) * | 2018-07-31 | 2020-02-06 | 珠海格力电器股份有限公司 | Spiral dust and gas separating device and gas purification device |
| CN108852172B (en) * | 2018-07-31 | 2023-09-22 | 珠海格力电器股份有限公司 | Spiral dust-gas separation device and gas purification device |
| CN110946505A (en) * | 2019-11-13 | 2020-04-03 | 江苏苏美达五金工具有限公司 | Vacuum cyclone separation dust collecting device and dust collector |
| WO2021189778A1 (en) * | 2020-03-24 | 2021-09-30 | 苏州市伟克斯电器有限公司 | Dust collector assembly and vacuum cleaner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202365717U (en) | Cyclone separation dust cup of dust collector | |
| CN102429612B (en) | Cyclone separation dust cup of dust collector | |
| US8209815B2 (en) | Dual stage cyclonic dust collector | |
| EP1785081B1 (en) | A dust cup in a centrifugal cleaner with fall | |
| CN103431810B (en) | A kind of Seperated dust cup of whirlwind | |
| CN201223346Y (en) | Cyclone duster | |
| CN203468514U (en) | Cyclone separating-type dust cup | |
| CN202681838U (en) | Cyclone separation dust cup of dust cleaner | |
| CN101018611A (en) | Cyclone collector | |
| CN104665707A (en) | Dust cup of dust collector | |
| CN102319043A (en) | Cyclone separation device and cyclone dust collector provided with same | |
| CN101612024B (en) | Dust cup device for dust collector | |
| CN108402990A (en) | Hand-held Wet-dry dust catcher | |
| EP2231303A1 (en) | Dual stage cyclonic dust collector | |
| CN202619574U (en) | Cyclone separation type dust cup of dust collector | |
| CN203207967U (en) | Cyclone separation type dust cup | |
| CN111265147A (en) | Multi-cone cyclone separator and dust collecting device comprising same | |
| CN102551609B (en) | cyclone separating type dust cup of dust collector | |
| CN111227711A (en) | Dust collection barrel assembly and dust collector | |
| CN103519749B (en) | Cyclone separation dust cup of dust catcher | |
| CN201333003Y (en) | Vacuum dust collector | |
| CN201211161Y (en) | Dust cup of dust collector | |
| CN201333004Y (en) | Multistage cyclone separation device | |
| CN203074572U (en) | Cyclone separation device | |
| CN201064420Y (en) | Vacuum cleaner two-stage cyclone dust-storing barrel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120808 Effective date of abandoning: 20140507 |
|
| RGAV | Abandon patent right to avoid regrant |