CN202235176U - Horizontal dust collector - Google Patents
Horizontal dust collector Download PDFInfo
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- CN202235176U CN202235176U CN2011203427513U CN201120342751U CN202235176U CN 202235176 U CN202235176 U CN 202235176U CN 2011203427513 U CN2011203427513 U CN 2011203427513U CN 201120342751 U CN201120342751 U CN 201120342751U CN 202235176 U CN202235176 U CN 202235176U
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Abstract
The utility model provides a horizontal dust collector which comprises a shell, a dust cavity, a motor assembly and an accommodating chamber, wherein the shell is provided with an air inlet and an air outlet, the dust cavity is arranged in the shell and communicated with the air inlet, and the accommodating chamber is used for accommodating the motor assembly; the motor assembly is provided with a motor air-outlet and a motor air-inlet, and the motor air-inlet is communicated with the dust cavity, a motor rotating-shaft of the motor assembly is vertically arranged, the distance between the motor air-inlet and the ground is greater than the distance between the motor air-outlet and the ground, and the air outlet is arranged above the motor air-inlet; the outer wall of the motor assembly and the inner wall of the accommodating chamber define two first air outlet channels, and the two first air outlet channels are respectively arranged on the two sides of the motor air-outlet; and the dust collector also comprises at least a second air outlet channel extending in vertical direction, and the second air outlet channel is communicated with the air outlet and each air outlet channel. The horizontal dust collector provided by the utility model can reduce noise.
Description
Technical field
The utility model relates to a kind of horizontal dust collector.
Background technology
Usually, dust catcher comprises electric machine assembly, and electric machine assembly has motor air inlet and motor air outlet.This electric machine assembly is used to produce suction, and this suction is sucked into ground impurity and the ambient air air inlet from dust catcher in the dirt chamber, and air gets into the motor air inlet of electric machine assembly from the dirt chamber then, discharges from the air outlet of dust catcher through the motor air outlet.The motor of horizontal dust collector of the prior art all is the rotating shaft horizontal positioned usually, and the motor air inlet is aimed at the dirt chamber, and the motor air outlet is aimed at the air outlet of Body case of cleaner; Dust-contained airflow gets into motor behind the dirt bag filtration; And the air outlet that directly passes Body case of cleaner after coming out from motor discharges, because the space is less, so the air channel is shorter; Air-flow energy attenuation in the air channel is very little, so noise is bigger.Because the consumer generally favors the less dust catcher of volume; The size of general dust catcher all is controlled in the high 240mm of the wide 270mm of long 430mm; This has just limited dust catcher inner space in the horizontal; So, in limited space, become research staff's problem demanding prompt solution through prolonging the air flue noise reduction.
In addition, another problem of the motor horizontal positioned of dust catcher is in the prior art: can cause that motor rocks and play during the motor operation, these vibrations also can increase the noise level of dust catcher.
The utility model content
The utility model problem to be solved is the big problem of dust catcher noise.
For addressing the above problem; The utility model provides a kind of horizontal dust collector; This horizontal dust collector comprises shell with air intake vent and air outlet, is arranged on the dirt chamber, the electric machine assembly that are communicated with air intake vent in the described shell and the accommodating chamber of accommodating said electric machine assembly; The motor air inlet that said electric machine assembly has the motor air outlet and is communicated with said dirt chamber; The machine shaft of said electric machine assembly is vertically placed, and described motor air inlet than said motor air outlet further from ground, described air outlet be positioned at said motor air inlet directly over; The outer wall of said electric machine assembly and the inwall of said accommodating chamber surround two first air-out passages; Said two first air-out passages lay respectively at the both sides of said motor air outlet; Said dust catcher also comprises the second air-out passage that has at least a section to extend at vertical direction, this second air-out passage and said air outlet and each bar first air-out channel connection; Perhaps, the machine shaft of said electric machine assembly is vertically placed, and said motor air inlet than said motor air outlet further from ground, described air outlet be positioned at the motor air inlet directly over; The outer wall of said electric machine assembly and the inwall of said accommodating chamber surround two first air-out passages; Said two first air-out passages lay respectively at the both sides of said motor air outlet; Said dust catcher also comprises HEPA receiving room and the second air-out passage that has at least a section to extend at vertical direction; Said HEPA receiving room and each bar first air-out channel connection, said said air outlet of the second air-out channel connection and HEPA receiving room.
Alternatively, be provided with the sound insulation sponge in the said second air-out passage.
Alternatively; The described second air-out passage comprises by the first passage that is communicated with each bar first air-out passage, is in the second channel of vertical direction, the four-way that is communicated with second channel and is positioned at the third channel of horizontal direction and is communicated with third channel and is positioned at vertical direction, and this four-way is communicated with said air outlet.
Alternatively, said dust catcher also comprises air intake cover plate and air-out cover plate; This air intake cover plate comprises base portion and the diversion division that extends from the lateral margin of base portion; The edge with respect to base portion of this diversion division is positioned at the outside of base portion, and the diversion division of this air intake cover plate is connected with the outer surface of said accommodating chamber and forms the air intake passage that is communicated with said motor air inlet and dirt chamber; Said air-out cover plate has by at least two sidewalls and and is the air-out conduit that step-like connecting wall surrounds; This air-out conduit is by said step-like connecting wall first conduit that is in horizontal direction that is divided into connection and second conduit that is positioned at vertical direction, and said air-out cover plate is connected with the outer surface of said motor room with connecting wall by sidewall and forms said third channel and four-way; The base portion of said air intake cover plate and diversion division at least part in said four-way and the said motor air inlet of this partial occlusion and between said motor air inlet and said air outlet.
Alternatively; The lateral margin of said base portion comprises first lateral margin and second lateral margin; Said base portion comprises the first relative end and second end; Each is connected the respective end of this first end and second end with second lateral margin by first lateral margin, and first lateral margin and the distance between second lateral margin of base portion reduce from first end to the second end gradually.
Alternatively, said motor air outlet is back to said second channel.
Alternatively, said second channel and said dirt chamber are positioned at the relative both sides of accommodating chamber.
Alternatively, each first air-out passage is positioned at horizontal direction.
Compared with prior art, the beneficial effect of the utility model is:
1, vertically places owing to the utility model motor; Air gets into the motor air inlet, arrives the motor air outlet straight down, spends the second air-out passage that turns back and extend to straight up from the motor air outlet through two ripples 180 from the motor air inlet from the dirt chamber; And through behind the second air-out passage from air outlet ejection, like this, the air channel that made full use of space extending around the motor; Thereby, reduced noise; And motor has avoided motor to rock and play after vertically placing, and has further reduced noise.
2, because the second air-out passage comprises first passage, second channel, third channel and four-way, so the second air-out passage has also prolonged the air channel through turning back, and compared with prior art, more can reduce noise.
3, the base portion of said air intake cover plate and diversion division are positioned at said four-way, and like this, the mechanical noise of the impeller of resilience sound wave energy and the motor of air in this air-out passage produces move toward one another and realizes offsetting; And, be equivalent to the motor room and have two times of wall thickness of formation, like this; When being used for dust catcher; The fricative high-frequency noise of motor turbomachine of electric machine assembly, the part of on overlapping direction, propagating is weakened, and has reduced noise.
4, the edge of the diversion division of said air intake cover plate is positioned at the base portion outside because the distance between the relative both side edges of said diversion division reduces perhaps from first end to the second end gradually; Make the space of air intake passage increase from the edge of lateral margin to the diversion division of base portion; Like this; Air-flow is gathered concentrated the entering electric machine assembly, reduce windage.
5, since said motor air outlet towards back to the said first air-out passage or back to said HEPA assembly, can further prolong the air channel, reduce noise.
Description of drawings
Fig. 1 is the stereogram of the utility model dust catcher;
Fig. 2 A-A that is the utility model dust catcher in Fig. 1 to cutaway view;
Fig. 3 is the structural representation of inner cover one angle of the utility model dust catcher;
Fig. 4 is the structural representation of another angle of inner cover of the utility model dust catcher;
Fig. 5 is the air intake cover plate of the utility model dust catcher and the constitutional diagram of air-out cover plate;
Fig. 6 is the air intake structure of cover plate sketch map of Fig. 5;
Fig. 7 is the structural representation of the angle of air-out cover plate of Fig. 5;
Fig. 8 is the structural representation of another angle of the said air-out cover plate of Fig. 5.
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.
In the utility model, in order clearly to show each parts, the size of each parts needs suitable zooming in or out according to clear, and this can not constitute the restriction to the utility model.
See also Fig. 1 and Fig. 2, it is first embodiment of the utility model dust catcher that Fig. 1 shows, in this embodiment, said dust catcher comprises shell 1, inner cover 2, electric machine assembly 3, HEPA assembly 4, air intake cover plate 5 and air-out cover plate 6.Shell 1 is used to wrap up said inner cover 2, electric machine assembly 3, HEPA assembly 4, air intake cover plate 5 and air-out cover plate 6, and this shell 1 is provided with air inlet 11 and air outlet 12.
Please continue to consult Fig. 2, Fig. 3 and Fig. 4, said inner cover 2 is provided with dirt chamber 21, accommodating chamber 22 and HEPA receiving room 23.This dirt chamber 21 is communicated with said air inlet 11, and dust or the impurity collected by dust catcher can get into and be stored in the dirt chamber 21 from air inlet 11.Accommodating chamber 22 is surrounded by roof 221, the first side wall 222, second sidewall 223, the 3rd sidewall 224 and the 4th sidewall 225.Roof 221 is provided with air intake cover plate installation portion 2211 and air-out cover plate installation portion 2212.Air intake cover plate installation portion 2211 has conduit 22111, and a bottom portion of this conduit 22111 is provided with the through hole 22112 that runs through this roof 221, and this through hole 22112 is communicated with said accommodating chamber 22, and conduit 22111 other ends are communicated with said dirt chamber 21.Offer connected entrance 2221 on the first side wall 222, this connected entrance 2221 is communicated with this accommodating chamber 22.HEPA receiving room 23 is provided with near accommodating chamber 22 and accommodating chamber 22 and is communicated with; Concrete; Said HEPA receiving room 23 has identical the first side wall 222 with accommodating chamber 22, and HEPA receiving room 23 is communicated with through the connected entrance 2221 that is arranged on the first side wall 222 with accommodating chamber 22.Also be provided with second channel 24 that is in vertical direction and the first passage that is communicated with said second channel 24 and said each bar first air-out passage on the said inner cover 2, in this embodiment, said first passage can be thought a part that comprises HEPA receiving room 23.After adopting above-mentioned the setting, said motor air outlet is back to said second channel 24.This second channel 24 and dirt chamber 21 are positioned at the relative both sides of accommodating chamber 22.
Please continue to consult Fig. 2, said electric machine assembly 3 comprises seat 31, motor 32 and motor soft seat 33 in the motor.Seat 31 forms the motor cover of holding motor 32 with motor soft seat 33 mutual fastenings in the motor.The machine shaft of the motor 32 of electric machine assembly 3 is vertically placed; Have motor air inlet 34 and motor air outlet 35; In the present embodiment; Motor air inlet 34 is arranged on the interior seat 32 of motor, and motor air outlet 35 is arranged on the motor soft seat 33, and the through hole 22112 overlapping and feasible air from dirt chamber 21 of motor air inlet and roof 221 can get into motor cover from the motor air inlet.After machine shaft is vertically placed, air outlet 12 be positioned at the motor air inlet directly over.When seat 31 in the motor of electric machine assembly 3 and motor soft seat 33 adopt said structure and make the motor air outlet back to HEPA assembly 4; The outer wall of the inwall of said accommodating chamber 22 (the first side wall 222, second sidewall 223, the 3rd sidewall 224 and the 4th sidewall 225) and electric machine assembly 3 (outer wall of motor cover or motor soft seat 33 with motor in seat 31) surrounds two articles the one the first air-out passages; These two first air-out passages are positioned at the both sides of motor air outlet, and the said first air-out passage extends in the horizontal direction.
See also Fig. 2, said HEPA assembly is existing part, comprises HEPA frame 41 and HEPA lid 42 with HEPA paper.This HEPA assembly 4 inserts said HEPA receiving room 23, in the enforcement that does not limit, is that the HEPA frame 41 of the said HEPA of having paper inserts said HEPA receiving room 23.Said HEPA lid 42 is used for the said HEPA frame 41 of shutoff in said HEPA receiving room 23; In the embodiment that does not limit; In order to make said HEPA assembly 4 to change easily or to take out, the bottom of said shell 1 is provided with insertion groove 13, and said HEPA lid 42 is connected with insertion groove 13 detachables of shell 1; It is when needs take out said HEPA assembly 4 that this detachable connects; Said HEPA lid 42 can make HEPA frame 41 expose and be convenient from 23 taking-ups of HEPA receiving room that in the time need not taking out HEPA assembly 4, HEPA lid 42 can be encapsulated in HEPA frame 41 in the said HEPA receiving room 23.
See also Fig. 5 and Fig. 6 and combine Fig. 2, said air intake cover plate 5 comprises base portion 51 and diversion division 52.Diversion division 52 extends from the lateral margin 511 of base portion 51; And be positioned at the outside of base portion 51 on the diversion division 52 with respect to the lateral margin 521 of base portion 51, the outside that is positioned at base portion 51 with respect to the lateral margin 521 of base portion 51 on the diversion division 52 also is appreciated that to the lateral margin 511 of said diversion division 52 from said base portion 51 extends to the motor air inlet of electric machine assembly 3.Diversion division 52 is connected with the outer surface of accommodating chamber 22 and forms the air intake passage that the outer surface by base portion 51, diversion division 52 and accommodating chamber 22 surrounds; This air intake passage is communicated with said dirt chamber 21 and motor air inlet; Concrete; Because through hole 22112 is overlapping with the motor air inlet, so, can think to be communicated with the motor air inlet through through hole 22112.Because said diversion division 52 is positioned at the outside of base portion 51 with respect to the lateral margin 521 of base portion 51; So the space of said air intake passage becomes greatly from the edge of lateral margin to the diversion division 52 of base portion 51 gradually, like this; Air-flow is gathered concentrated the entering electric machine assembly, reduce windage.In the embodiment that does not limit, the lateral margin 511 of said base portion 51 comprises first lateral margin 512 and second lateral margin 513.Said base portion 51 comprises the first relative end 514 and second end 515; Each is connected the respective end of this first end 514 and second end 515 with second lateral margin 513 by first lateral margin 512; Distance between said first lateral margin 512 and second lateral margin 513 reduces from first end, 514 to second ends 515 gradually; Like this, air-flow is gathered concentrated the entering electric machine assembly, reduce windage.It is to be noted; Said second end 515 is an independent parts; Also can be the appropriate section of first lateral margin 512 and second lateral margin 513, such as, second end 515 shown in Figure 3 is exactly the part of first lateral margin 512 and second lateral margin 513; When second end 515 was not first lateral margin 512 and second lateral margin 515 a part of, said respective ends was meant the homonymy of base portion 51.The base portion 51 that adopts this kind structure when dust catcher is during with diversion division 52, and the space of said air intake passage diminishes from first end, 512 to second ends, 513 directions gradually, becomes big gradually from the edge 521 of lateral margin to the diversion division 52 of base portion 51.
See also Fig. 2, Fig. 5, Fig. 7 and Fig. 8; Said air-out cover plate 6 has by at least two sidewalls and and is the air-out conduit 61 that step-like connecting wall 613 surrounds; This air-out conduit 61 is divided into first conduit 614 and second conduit 615 that is positioned at vertical direction that are in horizontal direction of connection by said step-like connecting wall 613; Among this embodiment, said sidewall is a general designation, comprises the first side wall 6121, second sidewall 6122, the 3rd sidewall 6123 and the 4th sidewall 6124.It is step-like that said connecting wall 613 comprises that first connecting wall 6131 and second connecting wall, 6132, the first connecting walls 6131 and second connecting wall 6132 constitute, and like this, said air-out conduit 61 is divided into first conduit 614 and second conduit 615.Said air-out cover plate 6 is installed on the air-out cover plate installation portion 2212 of roof 221; Like this; The side of said sidewall side and connecting wall 613 and the outer surface of accommodating chamber 22 surround third channel and four-way, and third channel is positioned at horizontal direction, and four-way is positioned at vertical direction.The second channel of said third channel, four-way, inner cover 2 and first passage constitute the second air-out passage, because the second air-out passage has said structure, so, can think that the second air-out passage has at least one section to extend at vertical direction.The base portion 51 of said air intake cover plate 5 and diversion division 52 at least part in four-way and this partial occlusion motor air inlet and between motor air inlet and air outlet.
See also Fig. 2 to Fig. 8, the dust catcher course of work of the utility model is following:
In said process; Because the port of said four-way is as the air outlet 12 of said dust catcher; And the base portion of said air intake cover plate 5 51 and diversion division 52 all part are positioned at said four-way and cover said motor air inlet and motor is vertically placed; So; Air intake cover plate 5, air-out cover plate 6 and motor air inlet have formed the stack on envelope and the vertical direction, and the mechanical noise of resilience sound wave energy and the motor impeller of air in four-way produces the sound wave that move toward one another makes vertical direction propagate and weakened, and has reached the purpose of reducing noise; Moreover; Form stack because the base portion 51 and the diversion division 52 of said air intake cover plate 5 are positioned at said four-way, form two times of wall thickness, like this; When being used for dust catcher; The fricative high-frequency noise of motor turbomachine of electric machine assembly, the part of on vertical direction, propagating is weakened, and has also reduced noise.
In said process, the setting of HEPA assembly 4 and HEPA receiving room 23 has not only increased the operating path of air; And; After a, 4 pairs of air-flows of HEPA assembly intercepted, the density of air-flow increased, and air-flow is in 4 of HEPA assemblies resilient depression repeatedly; The sound wave energy of same frequency produces and disappears mutually, realizes damping; B, this process make and the chance that increases the friction acting between the air-flow realize the conversion of kinetic energy and heat energy to a greater extent; The HEPA paper of c, HEPA assembly 4 can make the sound wave of the flat rate of part penetrate; Finally being converted into heat energy in inside discharges with air-flow; In the process of above three aspect air-flows through HEPA assembly 4; By 4 noise reductions of HEPA assembly, make the sound wave of the second air-out passage reduce, reach the purpose that reduces noise.And air-flow filters the back by HEPA paper refinement layering through air-out HEPA assembly 4, is difficult between the refinement uniform airflow producing additional noise, further reaches the purpose of noise reduction.Under the situation that is provided with HEPA assembly 4 and HEPA receiving room 23 and accommodating chamber 22 shared the first side walls 222 and the said inner cover 2 of shell 1 parcel; Said accommodating chamber 22 just becomes confined space, and the confined space here is construed as nearly all air and gets into from the motor air inlet, flow to HEPA assembly 4 through connected entrance 2221; After being provided with like this; Sound wave can repeatedly reflect in this accommodating chamber 22, thereby, reach the purpose that reduces noise.
The foregoing description is the situation that is provided with HEPA assembly 4; Those skilled in the art can make a lot of variations based on above-mentioned thinking, such as; Can on the basis of the foregoing description, cancel the setting of HEPA assembly 4; Like this, the utility model also provides the horizontal dust collector of second kind of embodiment, and this horizontal dust collector comprises shell with air intake vent and air outlet, is arranged on the dirt chamber, the electric machine assembly that are communicated with air intake vent in the described shell and the accommodating chamber of accommodating said electric machine assembly; The motor air inlet that said electric machine assembly has the motor air outlet and is communicated with said dirt chamber; The machine shaft of said electric machine assembly is vertically placed, and described motor air inlet than said motor air outlet further from ground, described air outlet be positioned at said motor air inlet directly over; The outer wall of said electric machine assembly and the inwall of said accommodating chamber surround two first air-out passages; Said two first air-out passages lay respectively at the both sides of said motor air outlet; Said dust catcher also comprises the second air-out passage that has at least a section to extend at vertical direction, and this second air-out passage and said air outlet and each bar first air-out channel connection, this second embodiment and Fig. 1 extremely first embodiment shown in Figure 8 are compared; Difference is that second embodiment has cancelled the design of HEPA assembly and HEPA receiving room; Therefore, other structure can be identical with the embodiment of Fig. 1 to Fig. 8, repeats no more at this.
The above; Be merely the utility model preferred embodiment; So can not limit the protection domain of the utility model with this, any equivalent variations and modification that the utility model technical scheme is done all should belong to the scope that the utility model circle claim is contained.
Claims (8)
1. horizontal dust collector; It comprises shell with air intake vent and air outlet, is arranged on the dirt chamber, the electric machine assembly that are communicated with air intake vent in the described shell and the accommodating chamber of accommodating said electric machine assembly; The motor air inlet that said electric machine assembly has the motor air outlet and is communicated with said dirt chamber
It is characterized in that: the machine shaft of said electric machine assembly is vertically placed, and described motor air inlet than said motor air outlet further from ground, described air outlet be positioned at said motor air inlet directly over; The outer wall of said electric machine assembly and the inwall of said accommodating chamber surround two first air-out passages; Said two first air-out passages lay respectively at the both sides of said motor air outlet; Said dust catcher also comprises the second air-out passage that has at least a section to extend at vertical direction, this second air-out passage and said air outlet and each bar first air-out channel connection;
Perhaps, the machine shaft of said electric machine assembly is vertically placed, and said motor air inlet than said motor air outlet further from ground, described air outlet be positioned at the motor air inlet directly over; The outer wall of said electric machine assembly and the inwall of said accommodating chamber surround two first air-out passages; Said two first air-out passages lay respectively at the both sides of said motor air outlet; Said dust catcher also comprises HEPA receiving room and the second air-out passage that has at least a section to extend at vertical direction; Said HEPA receiving room and each bar first air-out channel connection, said said air outlet of the second air-out channel connection and HEPA receiving room.
2. horizontal dust collector as claimed in claim 1; It is characterized in that: the described second air-out passage comprises by the first passage that is communicated with each bar first air-out passage, is in the second channel of the connection first passage of vertical direction, the four-way that is communicated with second channel and is positioned at the third channel of horizontal direction and is communicated with third channel and is positioned at vertical direction, and this four-way is communicated with said air outlet.
3. horizontal dust collector as claimed in claim 2 is characterized in that: said dust catcher also comprises air intake cover plate and air-out cover plate;
This air intake cover plate comprises base portion and the diversion division that extends from the lateral margin of base portion; The edge with respect to base portion of this diversion division is positioned at the outside of base portion, and the diversion division of this air intake cover plate is connected with the outer surface of said accommodating chamber and forms the air intake passage that is communicated with said motor air inlet and dirt chamber;
Said air-out cover plate has by at least two sidewalls and and is the air-out conduit that step-like connecting wall surrounds; This air-out conduit is divided into first conduit that is in horizontal direction and second conduit that is positioned at vertical direction of connection by said step-like connecting wall; Said air-out cover plate is connected with the outer surface of said motor room with connecting wall by sidewall and forms said third channel and four-way, and the port of this four-way is as said air outlet;
The base portion of said air intake cover plate and diversion division at least part in said four-way and the said motor air inlet of this partial occlusion and between said motor air inlet and said air outlet.
4. horizontal dust collector as claimed in claim 3; It is characterized in that: the lateral margin of said base portion comprises first lateral margin and second lateral margin; Said base portion comprises the first relative end and second end; Each is connected the respective end of this first end and second end with second lateral margin by first lateral margin, and first lateral margin and the distance between second lateral margin of base portion reduce from first end to the second end gradually.
5. horizontal dust collector as claimed in claim 3 is characterized in that: said motor air outlet is back to said second channel.
6. horizontal dust collector as claimed in claim 3 is characterized in that: said second channel and said dirt chamber are positioned at the relative both sides of accommodating chamber.
7. horizontal dust collector as claimed in claim 3 is characterized in that: be provided with the noise reduction sponge in the said four-way.
8. horizontal dust collector as claimed in claim 1 is characterized in that: each first air-out passage is positioned at horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203427513U CN202235176U (en) | 2011-09-14 | 2011-09-14 | Horizontal dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203427513U CN202235176U (en) | 2011-09-14 | 2011-09-14 | Horizontal dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202235176U true CN202235176U (en) | 2012-05-30 |
Family
ID=46096494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203427513U Withdrawn - After Issue CN202235176U (en) | 2011-09-14 | 2011-09-14 | Horizontal dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202235176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102309284A (en) * | 2011-09-14 | 2012-01-11 | 江苏美的春花电器股份有限公司 | Horizontal dust collector |
-
2011
- 2011-09-14 CN CN2011203427513U patent/CN202235176U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102309284A (en) * | 2011-09-14 | 2012-01-11 | 江苏美的春花电器股份有限公司 | Horizontal dust collector |
| CN102309284B (en) * | 2011-09-14 | 2013-10-02 | 江苏美的春花电器股份有限公司 | Horizontal dust collector |
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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: 20120530 Effective date of abandoning: 20131002 |
|
| RGAV | Abandon patent right to avoid regrant |