CN202426454U - Dust collector and diversion device, cyclone device and dust cup thereof - Google Patents
Dust collector and diversion device, cyclone device and dust cup thereof Download PDFInfo
- Publication number
- CN202426454U CN202426454U CN2011203764235U CN201120376423U CN202426454U CN 202426454 U CN202426454 U CN 202426454U CN 2011203764235 U CN2011203764235 U CN 2011203764235U CN 201120376423 U CN201120376423 U CN 201120376423U CN 202426454 U CN202426454 U CN 202426454U
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- channel
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- cyclone
- whirlwind tube
- dust
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Abstract
The utility model discloses a dust collector and a diversion device, a cyclone device and a dust cup thereof, wherein the dust cup of the dust collector is provided with an air inlet channel, an air outlet channel, a primary dust collecting chamber, a secondary dust collecting chamber and the cyclone device, the air inlet channel is communicated with the primary dust collecting chamber through a primary dust throwing port, and the cyclone device comprises a cyclone cylinder, a net hole filter and a diversion piece. A cyclone channel which spirally upwardly extends from the lower portion of the cyclone cylinder is arranged between the net hole filter and the cyclone cylinder. The net hole filter is arranged in the cyclone cylinder, the inner portion of the net hole filter is provided with a storage channel, and the side wall of the storage channel is provided with a filter hole. The diversion piece spirally downwardly extends from the upper portion of the storage channel in a spiral shape, and is arranged in the storage channel, and forms a diversion channel with the inner wall surface of the storage channel. The diversion channel is communicated with the cyclone channel through a filter hole, the lower portion of the cyclone channel is communicated with the air inlet channel, and the upper portion of the cyclone channel is communicated with the secondary dust collecting chamber through a secondary dust throwing port. The dust cup can avoid turbulent influence, and is smooth in air outlet air flow.
Description
Technical field
The utility model relates to dust catcher, also relate to the cyclone of dust catcher, relates in particular to the cyclone of dust catcher
Guiding device.
Background technology
Existing dust catcher has air intake passage, air-out passage, cyclone, single stage of dust collection chamber and secondary dust storage chamber usually.Said air intake passage gets rid of the ash mouthful said single stage of dust collection of connection chamber by one-level.The gas part that said cyclone is discharged is got rid of into the secondary dust storage chamber, and another part gas is discharged from the air-out passage via cyclone, and still, air-flow gets into said air-out passage and produces turbulent phenomenon from all directions, and airflow has some setbacks.
The utility model content
The problem that the utility model solves is that existing dust catcher exists turbulent phenomenon and problem that airflow has some setbacks.
For addressing the above problem, the utility model provides a kind of guiding device of dust catcher, and this guiding device comprises mesh filter and conducting element; Said mesh filter inside has the passage of holding, and this sidewall that holds passage is provided with the filtering holes that runs through the sidewall that holds passage; Said conducting element extends below and twist and be positioned at and saidly hold passage and constitute spiral flow-guiding channel with the sidewall that holds passage from the top screw that holds passage.
Alternatively, said to hold passage cylindrical, and said conducting element comprises a spiral.
Based on said guiding device; The utility model also provides a kind of cyclone of dust catcher; The cyclone of this dust catcher comprises whirlwind tube, mesh filter and conducting element, and it is inner that said mesh filter is positioned at the whirlwind tube, has cyclone channel between mesh filter and the whirlwind tube.Said mesh filter inside has the passage of holding, and this sidewall that holds passage is provided with the filtering holes that runs through this sidewall.Said conducting element is positioned at and saidly holds passage and extend below and constitute spiral flow-guiding channel with the sidewall that holds passage along the said internal face screw that holds passage from the top that holds passage, and this flow-guiding channel is communicated with said cyclone channel by said filtering holes.
Alternatively, said to hold passage cylindrical, and said conducting element comprises a spiral.
Alternatively; Said cyclone comprises the drainage sheet; This drainage sheet is arranged between the outside wall surface of internal face and mesh filter of whirlwind tube; And the bottom of spin air duct extends upward and forms said cyclone channel with whirlwind tube and mesh filter around the clockwise spiral of the internal face of whirlwind tube, and said conducting element extends below and twist around the counterclockwise screw of the internal face that holds passage from the said top that holds passage.
Based on above-mentioned cyclone; The utility model also provides a kind of dirt cup of dust catcher; The dirt cup of this dust catcher has air intake passage, air-out passage, single stage of dust collection chamber, secondary dust storage chamber and has the cyclone of whirlwind tube; Said air intake passage gets rid of the ash mouth by one-level and is communicated with said single stage of dust collection chamber, and said cyclone also comprises mesh filter and conducting element; Have between said mesh filter and the said whirlwind tube from the upwardly extending cyclone channel of said whirlwind tube bottom spiral; Said mesh filter is positioned at the whirlwind tube and inside has the passage of holding, and the sidewall that holds passage is provided with the filtering holes that runs through said sidewall; Said conducting element extends below and twist and be positioned at and saidly hold passage and constitute spiral flow-guiding channel with the internal face that holds passage, this flow-guiding channel is communicated with said cyclone channel by said filtering holes from the top screw that holds passage; The bottom of said cyclone channel is communicated with said air intake passage, and the ash mouthful said secondary dust storage chamber of connection is got rid of by said secondary in top.
Alternatively, said dust catcher has cavity, and this cavity is surrounded by diapire, the first side wall that is connected in each side of diapire, second sidewall, first connecting wall and second connecting wall; Said dirt cup also comprises the dividing plate that all is connected with the bottom surface of the first side wall, second sidewall, diapire and whirlwind tube; Said dividing plate and whirlwind tube are positioned at said cavity and cut apart said cavity is said single stage of dust collection chamber and said secondary dust storage chamber; Said dividing plate is cut apart said diapire and is first diapire that carries cinder and second diapire that carries thin ash; Said one-level is got rid of the ash mouth towards said first connecting wall, and said secondary gets rid of the ash mouth towards said second connecting wall.
Alternatively, said air intake passage is included in the curved first passage at said whirlwind tube top at least, and said one-level is got rid of the top, bottom of accepting cinder that the ash mouth is arranged on the sidewall of first passage and is positioned at said single stage of dust collection chamber; Said secondary gets rid of the top, bottom of accepting thin ash that the ash mouth is arranged at the sidewall of whirlwind tube and is positioned at said secondary dust storage chamber.
Alternatively; Said air intake passage also comprises second channel and third channel; Tangential direction and said relatively first passage that said second channel is communicated with first passage and is positioned at the top of whirlwind tube turn to; Said third channel is communicated with second channel with cyclone channel and comprise vertical section that vertically extends along the outside wall surface of whirlwind tube at least, and said vertical section and said second channel are L-shaped.
Alternatively; The dirt cup of said dust catcher comprises the drainage sheet; Said drainage sheet is arranged between the outside wall surface of internal face and mesh filter of whirlwind tube; And the bottom of spin air duct extends upward and forms said cyclone channel with whirlwind tube and mesh filter around the clockwise spiral of the internal face of whirlwind tube, and conducting element extends below around the clockwise screw of the internal face that holds passage from the said top that holds passage.
The utility model also provides a kind of dust catcher, and this dust catcher comprises the dirt cup of aforesaid dust catcher.
Compared with prior art, the utlity model has following advantage:
1, since the conducting element of the guiding device of the dirt cup of the utility model dust catcher from top to bottom clockwise screw extend below; The clockwise from bottom to top spiral of said cyclone channel extends upward; Air can be in flow-guiding channel veering wind (along the inertia whirlwind) from top to bottom, avoided turbulent phenomenon.
2, the dust catcher space passed through of the utility model is divided into said single stage of dust collection chamber and secondary dust storage chamber by said cyclone and dividing plate, and like this, cyclone is arranged on dust catcher inside, and it is bigger that the space of single stage of dust collection chamber and secondary dust storage chamber can be done.
3, the utility model makes dust repeatedly to collide through second channel, third channel and cyclone channel being set and aforementioned each passage turns to each other, and speed reaches abundant decay, and dust separation is effective.
4, the utility model gets rid of ash mouthful and secondary with one-level and gets rid of ash mouthful relative set and accept above the bottom of cinder in the single stage of dust collection chamber and the secondary dust storage chamber is accepted above the bottom of thin ash; And said first passage is positioned at the top, bottom of single stage of dust collection chamber; Like this, can avoid airborne dust.
Description of drawings
Fig. 1 is the structural representation of the guiding device of the utility model;
Fig. 2 is the vertical view that the utlity model has the dirt cup of guiding device;
Fig. 3 is the structural representation that the described dirt cup of Fig. 2 removes diapire
Fig. 4 be dirt cup shown in Figure 2 along A-A to cutaway view;
Fig. 5 be dirt cup shown in Figure 2 along B-B to cutaway view.
The specific embodiment
By specifying technology contents, structural feature that the utility model creates, being reached purpose and effect, will combine embodiment and conjunction with figs. to specify below.
See also Fig. 1 and combine Fig. 5, the guiding device 1 of the utility model comprises mesh filter 11 and conducting element 12.Said mesh filter 11 inner hollow and have the passage of holding 111.Said to hold passage 111 cylindrical, has the filtering holes 113 that runs through this sidewall that holds passage 111 112.Said conducting element 12 is positioned at the top that holds passage 111 inside and hold passage 111 certainly and extends below along the said internal face 1121 clockwise screws that hold the sidewall 112 of passage 111; And; In practical application, in order to make air-flow can pass through that said mesh filter 11 is discharged and conducting element 12 can produce guide functions, said conducting element 12 be positioned at said mesh filter 11 and with the sidewall that the holds passage 111 112 formation flow-guiding channels 13 of mesh filter 11; Such as; Also can understand like this, said conducting element 12 is to be formed around the side rotation of holding passage 111 by sideline A, and the length of said sideline A is less than the diameter that holds passage 111; So, can form said flow-guiding channel 13 and flow-guiding channel 13 twist.
See also Fig. 4 and Fig. 5 and combine Fig. 1, in practical application, said guiding device 1 is arranged between the afterbody and air-out passage of cyclone separator, and therefore, the utility model also provides a kind of cyclone 2 of dust catcher.This cyclone 2 comprises whirlwind tube 21 and described guiding device 1.Said whirlwind tube 21 inner hollow are cylindrical, and the shape of said whirlwind tube 21 is not limit, as long as inner hollow and can hold said guiding device 1.The mesh filter 11 of said guiding device 1 is positioned at the inside of said whirlwind tube 21; Has cyclone channel 22 between said mesh filter 11 and the whirlwind tube 21; This cyclone channel 22 concrete formation in the present embodiment is: said cyclone 2 also comprises drainage sheet 23; This drainage sheet 23 is arranged between the outside wall surface of internal face and mesh filter 11 of said whirlwind tube 21; The dual-side of drainage sheet 23 connects the internal face of said whirlwind tube 21 and the outside wall surface of said mesh filter 11 respectively in other words, and said drainage sheet 23 extends upward around the clockwise spiral of the internal face of said whirlwind tube 21 from the bottom of said whirlwind tube 21; Like this, said cyclone channel 22 is just surrounded by drainage sheet 23, whirlwind tube 21 and mesh filter 11.
See also Fig. 2 to Fig. 5; Based on above-mentioned cyclone; The utility model also provides a kind of dirt cup of dust catcher, and the dirt cup of this dust catcher has said cyclone 2, cavity 3, dividing plate 4, air intake passage 5, air-out passage 6, single stage of dust collection chamber 7 and secondary dust storage chamber 8.Said cavity 3 is surrounded by diapire 31, the first side wall 32 that is connected in each side of diapire 31, second sidewall 33, first connecting wall 34 and second connecting wall 35.Said dividing plate 3 all is connected with the bottom surface of diapire 31, the first side wall 32, second sidewall 33 and whirlwind tube 21; Thereby; Dividing plate 3 is divided into said single stage of dust collection chamber 7 and said secondary dust storage chamber 8 with cyclone 2 with said cavity 3; For the ease of understanding; The cross section that overlaps with said dividing plate 3 is a cross section; The side of said whirlwind tube 21 is split into first side 211 and second side 212, and the bottom surface of said whirlwind tube 21 is split into first bottom surface 213 and second bottom surface 214, and said the first side wall 32 is split into the first single stage of dust collection chamber and surrounds wall 321 and first secondary dust storage chamber encirclement wall 322; Said second sidewall 33 is split into the second single stage of dust collection chamber and surrounds wall 331 and second secondary dust storage chamber encirclement wall 332; Said diapire 31 is split into first diapire 311 and second diapire 312, and like this, said one-level level dust storage chamber 7 surrounds wall 321, first connecting wall 34, the second single stage of dust collection chamber by first diapire 311, the first single stage of dust collection chamber at least and surrounds wall 331, dividing plate 4, first bottom surface 213 and first side 211 and surround.Said secondary dust storage chamber 8 surrounds wall 322, dividing plate 4, the second secondary dust storage chamber by second diapire 312, second connecting wall 35, the first secondary dust storage chamber at least and surrounds wall 332, second bottom surface 214 and second side 212 and surround.
See also Fig. 2 to Fig. 5, said air intake passage 5 comprises rising passway 51, first passage 52, second channel 53 and third channel 54.Said rising passway 51 is between vertical direction extension and sidewall and the first side wall 32 at said whirlwind tube 21.Said first passage 52 is at the top of said whirlwind tube 21 and curved, in the present embodiment, because said whirlwind tube 21 is circular arc; So; Said first passage 52 extends and is circular arc around the circumference of whirlwind tube 21 at the top of whirlwind tube 21, and the arc design of said first passage 52 is in order to make the air that is mixed with dust can bear centrifugal force at first passage 52 places, so; Said whirlwind tube 21 might not be cylindrical, and as long as guarantee that said first passage 52 is curved.Offering one-level on this first passage 52 gets rid of ash mouthfuls 521 and this one-level and gets rid of ash mouthfuls 521 and be positioned at the top, bottom (top of first diapire 311) that cinder is accepted in said single stage of dust collection chamber 7; This one-level is got rid of the opening of ash mouth 521 towards said first connecting wall 34 and said first connecting wall, 34 predeterminable ranges of distance, and the cinder that is arranged so that of this predeterminable range can fall into said single stage of dust collection chamber 7.Said second channel 52 is shape and turn to respect to said first passage 52 linearly at the top of said whirlwind tube 21; Concrete, said air intake passage 5 also comprises and turns to passage 55, and this turns to passage 55 to extend at the top of said whirlwind tube 21 and in the tangential direction of the end of said first passage 52; Said second channel 52 turns to passage 55 to be communicated with this and turns to respect to first passage 52; Certainly, also can be so that said first passage 52 all extend around the periphery of whirlwind tube 21 with second channel 53 and turn to, such as; When said whirlwind tube 21 was cylindrical, said first passage 52 all can extend around the circumference of whirlwind tube 21 and turn to second channel 53.Said third channel 54 is included in vertical vertical section 541 of extending of outer wall and linkage section 542 of whirlwind tube 21 at least, and said vertical section 541 constitutes L shaped with second channel 53.Said vertical section 541 is positioned at secondary dust storage chamber 8.Said said second channel 53 of third channel 54 connections and cyclone channel 22 specifically are that an end of vertical section 541 of said third channel 54 is communicated with said second channel 53, and the other end of said linkage section 542 is communicated with the bottom of said cyclone channel 22.Offer secondary on the sidewall at the top of said whirlwind tube 21 and get rid of ash mouth 25; This secondary gets rid of opening that the top, bottom (second diapire, 312 tops) of accepting thin ash and secondary that ash mouthfuls 25 is positioned at said secondary dust storage chamber 8 get rid of ash mouthfuls 25 towards said second connecting wall 35 and distance second connecting wall 35 predeterminable ranges, and the thin ash that is arranged so that of predeterminable range can fall into said secondary dust storage chamber 8.The ash mouthful said secondary dust storage chamber 8 of 25 connections is got rid of through this secondary in the top of said cyclone channel 24, and said cyclone channel 22 also is communicated with said flow-guiding channel 13 through said filtering holes 113.Said air intake passage 5 can also be other structures, as long as can air be introduced into cyclone channel 22.
See also Fig. 1 to Fig. 5, when the guiding device of the utility model was applied to the dirt cup of dust catcher, said conducting element 12 extended upward along the clockwise spiral in bottom that the said internal face 1121 clockwise screws that hold passage 111 extend below and said cyclone channel 22 spins air ducts 21; When air gets into cyclone channel 22; The air clockwise spiral rotation that makes progress from the bottom of cyclone channel 22, get into flow-guiding channels 13 by filtering holes 113 after, turn clockwise from top to bottom; So; The rotation mode of air in flow-guiding channel 13 is the same with rotation mode in cyclone channel 22, and air can have been avoided turbulent influence along the inertia whirlwind.
See also Fig. 1 to Fig. 5, the utility model also provides a kind of dust catcher, and this dust catcher has above-mentioned dirt cup, and the dirt cup belongs to prior art with cooperating of dust catcher, repeats no more at this.
See also Fig. 1 to Fig. 5, the course of work of the dirt cup of the dust catcher of the utility model is following:
Under the effect of suction; The air that is mixed with rubbish (technical staff is referred to as cinder and thin ash usually) moves straight up and gets into first passage 52 along said rising passway 51; Because first passage 52 is curved; So the air that is mixed with rubbish bears centrifugal force in first passage 52, cinder is because centrifugal force and action of inertia are got rid of the ash mouthful said single stage of dust collection of 521 entering chamber 7 from said one-level.Because said second channel 53 turns to respect to first passage 52, so the said air that is mixed with rubbish can be got rid of into can repeatedly being collided and make velocity attenuation in the said single stage of dust collection chamber 7 and because turn to fully.Then; The air that is mixed with thin ash vertical section 541 from said second channel 53 along said third channel 54 moves; And from the said cyclone channel 22 of said linkage section 542 entering, in cyclone channel 22, turn clockwise from bottom to top, thin ash gets rid of the ash mouthful said secondary dust storage chamber 8 of 25 entering from the secondary at whirlwind tube 22 tops; The air that is mixed with thin ash becomes the air of cleaning through the filtration of filtering holes 113; Clean air dextrorotation from top to bottom transfers to discharge from the said flow-guiding channel 13 said air-out passages 6 of entering and from air-out passage 6, certainly, and in order to make air more clean; Can set up filter 9 at air-out passage 6 places and make air get into filter 9 backs from filter 9 discharges from air-out passage 6, the flow direction of air such as the arrow of Fig. 1 to Fig. 5 institute are not.
Above embodiment is the more preferably specific embodiment a kind of of the utility model, and common variation that those skilled in the art carry out in present technique scheme scope and replacement should be included in the protection domain of the utility model.
Claims (10)
1. the guiding device of a dust catcher, it is characterized in that: it comprises mesh filter and conducting element; Said mesh filter inside has the passage of holding, and this sidewall that holds passage is provided with the filtering holes that runs through this sidewall; Said conducting element extends below and twist and be positioned at and saidly hold passage and constitute spiral flow-guiding channel with the said sidewall that holds passage from the top screw that holds passage.
2. the guiding device of dust catcher according to claim 1 is characterized in that: said to hold passage cylindrical, and said conducting element comprises a spiral.
3. the cyclone of a dust catcher comprises the whirlwind tube, it is characterized in that: also comprise in the claim 1 to 2 each guiding device, it is inner that said mesh filter is positioned at the whirlwind tube, has cyclone channel between mesh filter and the whirlwind tube; Said cyclone channel is communicated with said flow-guiding channel by said filtering holes.
4. like the cyclone of the said dust catcher of claim 3; It is characterized in that: said cyclone comprises the drainage sheet; This drainage sheet is arranged between the outside wall surface of internal face and mesh filter of whirlwind tube; And the bottom of spin air duct extends upward and forms said cyclone channel with whirlwind tube and mesh filter around the clockwise spiral of the internal face of whirlwind tube, and said conducting element extends below and twist around the clockwise screw of the internal face that holds passage from the said top that holds passage.
5. the dirt cup of a dust catcher; It has air intake passage, air-out passage, single stage of dust collection chamber, secondary dust storage chamber and has the cyclone of whirlwind tube; Said air intake passage gets rid of the ash mouth by one-level and is communicated with said single stage of dust collection chamber, and it is characterized in that: said cyclone also comprises mesh filter and conducting element;
Have between said mesh filter and the said whirlwind tube from the upwardly extending cyclone channel of said whirlwind tube bottom spiral, said mesh filter is positioned at the whirlwind tube and inside has the passage of holding, and the sidewall that holds passage is provided with filtering holes;
Said conducting element extends below and twist and be positioned at and saidly hold passage and constitute spiral flow-guiding channel with the internal face that holds passage from the top screw that holds passage; This flow-guiding channel is communicated with said cyclone channel by said filtering holes, and the hand of spiral of said conducting element is identical with the hand of spiral of said cyclone channel;
The bottom of said cyclone channel is communicated with said air intake passage, and the ash mouthful said secondary dust storage chamber of connection is got rid of by said secondary in top.
6. the dirt cup of dust catcher as claimed in claim 5, it is characterized in that: said dust catcher has cavity, and this cavity is surrounded by diapire, the first side wall that is connected in each side of diapire, second sidewall, first connecting wall and second connecting wall; Said dirt cup also comprises the dividing plate that all is connected with the bottom surface of the first side wall, second sidewall, diapire and whirlwind tube; Said dividing plate and whirlwind tube are positioned at said cavity and cut apart said cavity is said single stage of dust collection chamber and said secondary dust storage chamber, and said dividing plate is cut apart said diapire and is first diapire that carries cinder and second diapire that carries thin ash; Said one-level is got rid of the ash mouth towards said first connecting wall, and said secondary gets rid of the ash mouth towards said second connecting wall.
7. the dirt cup of dust catcher as claimed in claim 5; It is characterized in that: said air intake passage is included in the curved first passage at said whirlwind tube top at least, and said one-level is got rid of the top, bottom of accepting cinder that the ash mouth is arranged on the sidewall of first passage and is positioned at said single stage of dust collection chamber; Said secondary gets rid of the top, bottom of accepting thin ash that the ash mouth is arranged at the sidewall of whirlwind tube and is positioned at said secondary dust storage chamber.
8. the dirt cup of dust catcher as claimed in claim 7; It is characterized in that: said air intake passage also comprises second channel and third channel; Tangential direction and said relatively first passage that said second channel is communicated with first passage and is positioned at the top of whirlwind tube turn to; Said third channel is communicated with second channel with cyclone channel and comprise vertical section that vertically extends along the outside wall surface of whirlwind tube at least, said vertical section L shaped with said second channel formation.
9. the dirt cup of dust catcher as claimed in claim 5; It is characterized in that: the dirt cup of said dust catcher comprises the drainage sheet; Said drainage sheet is arranged between the outside wall surface of internal face and mesh filter of whirlwind tube; And the bottom of spin air duct extends upward and forms said cyclone channel with whirlwind tube and mesh filter around the clockwise spiral of the internal face of whirlwind tube, and conducting element extends below around the clockwise screw of the internal face that holds passage from the said top that holds passage.
10. a dust catcher is characterized in that: the dirt cup that comprises any one described dust catcher in the claim 5 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203764235U CN202426454U (en) | 2011-09-29 | 2011-09-29 | Dust collector and diversion device, cyclone device and dust cup thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203764235U CN202426454U (en) | 2011-09-29 | 2011-09-29 | Dust collector and diversion device, cyclone device and dust cup thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202426454U true CN202426454U (en) | 2012-09-12 |
Family
ID=46775936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203764235U Withdrawn - After Issue CN202426454U (en) | 2011-09-29 | 2011-09-29 | Dust collector and diversion device, cyclone device and dust cup thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202426454U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102349821A (en) * | 2011-09-29 | 2012-02-15 | 江苏美的春花电器股份有限公司 | Deflector, cyclone device and cleaner |
| CN105578940A (en) * | 2013-09-24 | 2016-05-11 | 阿尔弗雷德·凯驰两合公司 | Cleaning device |
-
2011
- 2011-09-29 CN CN2011203764235U patent/CN202426454U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102349821A (en) * | 2011-09-29 | 2012-02-15 | 江苏美的春花电器股份有限公司 | Deflector, cyclone device and cleaner |
| CN102349821B (en) * | 2011-09-29 | 2013-10-02 | 江苏美的春花电器股份有限公司 | Deflector, cyclone device and cleaner |
| CN105578940A (en) * | 2013-09-24 | 2016-05-11 | 阿尔弗雷德·凯驰两合公司 | Cleaning device |
| US10154766B2 (en) | 2013-09-24 | 2018-12-18 | Alfred Kärcher SE & Co. KG | Cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120912 Effective date of abandoning: 20131002 |
|
| RGAV | Abandon patent right to avoid regrant |