CN104095583A - Cyclone device, cyclone separating device with cyclone device and dust collector with cyclone separating device - Google Patents
Cyclone device, cyclone separating device with cyclone device and dust collector with cyclone separating device Download PDFInfo
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- CN104095583A CN104095583A CN201310128048.6A CN201310128048A CN104095583A CN 104095583 A CN104095583 A CN 104095583A CN 201310128048 A CN201310128048 A CN 201310128048A CN 104095583 A CN104095583 A CN 104095583A
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Abstract
The invention discloses a cyclone device, a cyclone separating device with the cyclone device and a dust collector with the separating cyclone device. The cyclone device comprises a shell and a spiral surface section, wherein a separating space is defined in the shell; an air inlet is formed in the upper part of the shell; a dust throwing opening is formed in the bottom of the shell; the spiral surface section is connected to the shell; one end of the spiral surface section is connected with one side wall of the air inlet; the spiral surface section and the shell wall surface which corresponds to the spiral surface section define an air-inlet passage. According to the cyclone device provided by the invention, due to the fact that the spiral surface section is arranged, the spiral surface section and the shell define the spiral air-inlet passage, and dust-containing air has a tendency to spirally move in advance under the guidance of the air-inlet passage, the dust-containing air just entering the shell can quickly fuse into the air flow which spirally moves in the shell and does not collide to form turbulent flow, and the separation efficiency of dust is greatly improved.
Description
Technical field
This area relates to appliance field, especially relates to a kind of cyclone and has its cyclone separator, dust catcher.
Background technology
Traditional cyclone separator comprises a plurality of cyclones, cyclone is small top and big bottom reverse taper, the tangential air intake passage that is provided with of cyclone outer wall upside, cyclone lower end is provided with and gets rid of ash mouthful, dusty gas produces screw from air intake passage enters cone inside under the guiding of cone inwall, and by centrifugal force by dust separation out.Because the dusty gas newly entering from air intake passage in cone must progressively produce screw under the guiding of cone inwall, so be difficult to incorporate at once in the air-flow of spiral running in cone, and the dusty gas newly entering and the spiral air flow in cone bump, form turbulent flow, hinder the separation of dust, greatly reduce the separative efficiency of dust.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.For this reason, one object of the present invention is to propose the high cyclone of separative efficiency of a kind of difficult formation turbulent flow and dust.
Another object of the present invention is to propose a kind of cyclone separator with above-mentioned cyclone.
A further object of the present invention is to propose a kind of dust catcher with above-mentioned cyclone separator.
Cyclone according to first aspect present invention embodiment, comprising: housing, and described enclosure interior limits separated space, and the top of described housing and bottom are formed with respectively air inlet and get rid of ash mouthful; With helicoid section, described helicoid section is connected on described housing and one end of described helicoid section is connected with a sidewall of described air inlet, and wherein said helicoid section and the described shell wall side corresponding with described helicoid section limit air intake passage jointly.
According to the cyclone of the embodiment of the present invention, by helicoid section is set, helicoid section and housing limit spiral helicine air intake passage jointly, make dusty gas under the guiding of this air intake passage, produce in advance the trend of screw, thereby make newly to enter in the air-flow that dusty gas in housing can incorporate spiral running in housing rapidly and can not bump and form turbulent flow, greatly improved the separative efficiency of dust.
In addition, according to cyclone of the present invention, also can there is following additional technical feature:
According to one embodiment of present invention, described helicoid section is extended towards direction away from described housing center from described air inlet, and the outside wall surface of described helicoid section and the described housing corresponding with described helicoid section limits air intake passage jointly.Thus, because the size of the air intake passage porch of this cyclone is larger, thereby air flow inlet circular rector is large, and the rotary speed of interior vortex vortex core is corresponding increasing also, can realize in the situation that shell dimension is constant like this, increased the treating capacity of dust gas.
Alternatively, the angle between the two ends on described helicoid section cross section is 90 °～360 °.Thus, when angle between the two ends on helicoid section cross section is larger, the trend of the screw that dusty gas produces under the guiding of air intake passage can trend towards the air-flow of the screw in housing gradually, thereby can improve the separative efficiency of dust.
According to one embodiment of present invention, the cross-sectional area of described housing first equate from top to bottom, after reduce gradually.Thus, the convenient dust of separating of collecting.
Particularly, described housing comprises: epimere, and described epimere forms revolving body and cross-sectional area from top to bottom equates; The stage casing that is positioned at epimere below, described stage casing forms revolving body and cross-sectional area from top to bottom reduces gradually; With the hypomere that is positioned at stage casing below, the cross section of described hypomere form circle or oval and from top to bottom the center of circle gradually to a lateral deviation from.Thus, the dust of separating is had to guide effect.
Further, the bottom of described helicoid section is provided with the base plate extending towards housing direction.Thus, by base plate is set, dusty gas can enter in housing and the situation that there will not be part dusty gas to spill from the bottom between helicoid section and housing completely via air intake passage.
According to one embodiment of present invention, on described housing, be formed with a plurality of air inlets and described a plurality of air inlet each interval is arranged.Thus, by a plurality of air inlets are set, the separative efficiency of dust and the treating capacity of gas have further been improved.
Alternatively, described helicoid section and described housing are one-body molded.Thus, processing is simple and cost is low.
According to the cyclone separator of second aspect present invention embodiment, comprise the cyclone of the above-mentioned first aspect according to the present invention.
According to the cyclone separator of the embodiment of the present invention, by the cyclone of above-described embodiment is set, not only improved the separative efficiency of dust, and can increase the treating capacity of dusty gas.
Alternatively, described cyclone is at least one, and between cyclone, is arranged in parallel described at least one.Thus, by a plurality of cyclones are set, further improve the separative efficiency of dust, and improved the treating capacity of dust.
According to the dust catcher of third aspect present invention embodiment, comprise the cyclone separator of the above-mentioned second aspect according to the present invention.
According to the dust catcher of the embodiment of the present invention, by the cyclone separator of above-described embodiment is set, improved the separative efficiency of dust, thereby improved the operating efficiency of dust catcher.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is the schematic diagram of cyclone according to an embodiment of the invention;
Fig. 2 is the profile of the cyclone shown in Fig. 1;
Fig. 3 is the top view of the cyclone shown in Fig. 1;
Fig. 4 is the side view of the cyclone shown in Fig. 1;
Fig. 5 is the schematic diagram of cyclone in accordance with another embodiment of the present invention;
Fig. 6 is the profile of the cyclone shown in Fig. 5;
Fig. 7 is the top view of the cyclone shown in Fig. 5;
Fig. 8 is the side view of the cyclone shown in Fig. 5;
Fig. 9 is the schematic diagram of the cyclone of another embodiment according to the present invention;
Figure 10 is the profile of the cyclone shown in Fig. 9;
Figure 11 is the top view of the cyclone shown in Fig. 9;
Figure 12 is the side view of the cyclone shown in Fig. 9;
Figure 13 is the schematic diagram that has the cyclone of an embodiment according to the present invention;
Figure 14 is the profile of the cyclone shown in Figure 13;
Figure 15 is the top view of the cyclone shown in Figure 13;
Figure 16 is the side view of the cyclone shown in Figure 13;
Figure 17 is the schematic diagram of cyclone separator according to an embodiment of the invention;
Figure 18 is the cutaway view of the cyclone separator shown in Figure 17.
Description of reference numerals:
100: cyclone;
1: housing; 11: separated space; 12: air inlet; 13: get rid of ash mouthful;
14: epimere; 15: stage casing; 16: hypomere;
2: helicoid section; 3: air intake passage; 4: base plate;
200: cyclone separator.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below with reference to Fig. 1-Figure 18, describe according to the cyclone 100 of the embodiment of the present invention, this cyclone 100 can be used in dust catcher.In description below the application, take cyclone 100 in dust catcher as example describes.Certainly, those skilled in that art are appreciated that this cyclone 100 only describes as example for dust catcher, and are not limited to this, that is to say, cyclone 100 according to the present invention also can be used in the electrical equipment of other types, such as deduster etc.
As shown in Figure 1, the cyclone 100 according to first aspect present invention embodiment, comprising: housing 1 and helicoid section 2.Housing 1 inside limits separated space 11, and the top of housing 1 and bottom are formed with respectively air inlet 12 and get rid of ash mouth 13.For example, in the example of Fig. 1 and Fig. 2, limit the separated space 11 of hollow in housing 1, the bottom of housing 1 is formed with along the circular ash mouthfuls 13 that gets rid of that vertically runs through it, is formed with the air inlet 12 that radially runs through it on the upper side wall of housing 1.It will be appreciated that, getting rid of ash mouth 13 can also be ellipse, Long Circle or the polygon that is greater than three limits etc.
Helicoid section 2 is connected on housing 1 and one end of helicoid section 2 is connected with a sidewall of air inlet 12, and wherein helicoid section 2 and housing 1 wall corresponding with helicoid section 2 limit air intake passage 3 jointly.That is to say, helicoid section 2 is connected to air inlet 12 places on housing 1 top, and helicoid section 2 extends to another sidewall (example right side wall as shown in Figure 1) over air inlet 12 from a sidewall (example left side wall as shown in Figure 1) of air inlet 12 towards the direction of another sidewall (example right side wall as shown in Figure 1) of air inlet 12, now the corresponding wall of the housing 1 of helicoid section 2 and corresponding helicoid section 2 limits air intake passage 3 jointly, as shown in figures 1 and 3.It will be appreciated that, helicoid section 2 also can extend to from the right side wall along continuous straight runs of air inlet 12 left side wall (scheming not shown) over air inlet 12.
Dusty gas can enter the separated space 11 in housing 1 by air inlet 12 via the air intake passage 3 on housing 1 top, under the guiding of housing 1 inwall, produce screw, and by centrifugal force by the dust separation in dusty gas out, the dust of separating is derived by the ash mouth 13 that gets rid of of housing 1 bottom.
In one of them example of the present invention, helicoid section 2 is one-body molded with housing 1.That is to say, helicoid section 2 and the whole processing and manufacturing of housing 1, now helicoid section 2 is a part for housing 1, processing is simple and cost is low.Certainly, the invention is not restricted to this, in other examples of the present invention, helicoid section 2 and housing 1 are integral by being welded to connect, now helicoid section 2 and housing 1 are respectively two separate parts, and respectively independent processing and manufacturing, then helicoid section 2 and housing 1 are by welding the mode of for example spot welding structure that forms as one.
According to the cyclone 100 of the embodiment of the present invention, by helicoid section 2 is set, helicoid section 2 limits spiral helicine air intake passage 3 jointly with housing 1, make dusty gas under the guiding of this air intake passage 3, produce in advance the trend of screw, thereby make newly to enter in the air-flow that dusty gas in housing 1 can incorporate spiral running in housing 1 rapidly and can not bump and form turbulent flow, greatly improved the separative efficiency of dust.
In one embodiment of the invention, helicoid section 2 is extended towards direction away from housing 1 center from air inlet 12, and the outside wall surface of helicoid section 2 and the housing 1 corresponding with helicoid section 2 limits air intake passage 3 jointly.For example, in the example of Fig. 1 and Fig. 3, helicoid section 2 is extended towards the direction of another sidewall of air inlet 12 from a sidewall of air inlet 12, and helicoid section 2 is gradually away from the center of housing 1, the outside wall surface of the internal face of helicoid section 2 and the housing 1 corresponding with helicoid section 2 limits air intake passage 3 jointly.Because the size of air intake passage 3 porch of this cyclone 100 is larger, thereby air flow inlet circular rector is large, and the rotary speed of interior vortex vortex core is corresponding increasing also, can realize like this in the situation that of housing 1 size constancy, increased the treating capacity of dusty gas.
Certainly, the invention is not restricted to this, in another embodiment of the present invention, helicoid section 2 also can be extended (scheming not shown) towards the direction at contiguous housing 1 center from air inlet 12.That is to say, helicoid section 2 is extended towards the direction of another sidewall of air inlet 12 from a sidewall of air inlet 12, and helicoid section 2 is the center of contiguous housing 1 gradually, the internal face of the outside wall surface of helicoid section 2 and the housing 1 corresponding with helicoid section 2 limits air intake passage 3 jointly.
Further, the outside wall surface of housing 1 corresponding with helicoid section 2 and the internal face of helicoid section 2 be arranged in parallel.As shown in Fig. 3, Fig. 7 and Figure 11, the outer surface of housing 1 and the inner surface of the helicoid section 2 corresponding with it of another sidewall that surpasses air inlet 12 is parallel, thus can guarantee the dusty gas entering from air intake passage 3 can incorporate rapidly in the air-flow of spiral running in housing 1 and can not bump form turbulent.
Further, the bottom of helicoid section 2 is provided with the base plate 4 extending towards housing 1 direction.That is to say, helicoid section 2 is upwards spaced from each other in the footpath along housing 1 with housing 1, distance dependent between the bottom of the shape of base plate 4 and helicoid section 2 and housing 1, particularly, the bottom of base plate 4 can be extended towards the direction of housing 1 along the radial level of housing 1.For example, in the example of Fig. 5, distance between helicoid section 2 and housing 1 center is greater than the distance between housing 1 Yu Qi center, in other words, helicoid section 2 is positioned at the outside of housing 1 outer side surface, base plate 4 extends inwardly to the outside wall surface of housing 1 from the bottom of helicoid section 2 along the radial level of housing 1, like this, dusty gas can enter in housing 1 and the situation that there will not be part dusty gas to spill from the bottom between helicoid section 2 and housing 1 completely via air intake passage 3.Certainly, the invention is not restricted to this, in other examples of the present invention, when the distance between helicoid section 2 and housing 1 center is less than the distance between housing 1 Yu Qi center, now helicoid section 2 is positioned at the inner side of housing 1 interior sidewall surface, and base plate 4 is from the bottom of helicoid section 2 along the internal face that extends radially outwardly to housing 1 (scheming not shown) of housing 1.
In one of them example of the present invention, base plate 4, spiral panel and housing 1 are one-body molded.In other words, base plate 4, spiral panel and the whole processing and manufacturing of housing 1, now base plate 4, spiral panel are a part for housing 1.Certainly, the invention is not restricted to this, in other examples of the present invention, base plate 4, spiral panel and housing 1 also can link into an integrated entity by modes such as welding, that is to say, base plate 4, spiral panel and housing 1 are respectively three separate parts, and respectively independent processing and manufacturing, and then base plate 4, spiral panel and housing 1 are by welding the mode of for example spot welding structure that forms as one.
In one embodiment of the invention, the cross-sectional area of housing 1 first equates from top to bottom, after reduce gradually, as shown in Fig. 2, Fig. 4, Fig. 6, Fig. 8, Figure 10 and Figure 12, like this, when dusty gas is from the air intake passage 3 on housing 1 top enters, the motion of spinning of separated space 11 in housing 1, dusty gas is in the process moving downward while the motion of spinning, dust can be separated gradually from air-flow, the cross-sectional area that gets rid of ash mouth 13 is less, thus the convenient dust of separating of collecting.
Particularly, housing 1 comprises epimere 14, stage casing 15 and hypomere 16.Epimere 14 forms revolving body, and epimere 14 cross-sectional area from top to bottom equates.Stage casing 15 is positioned at the below of epimere 14, and stage casing 15 forms revolving body, and stage casing 15 cross-sectional area from top to bottom reduces gradually.Hypomere 16 is positioned at the below in stage casing 15, and the cross section of hypomere 16 forms circle or ellipse, and hypomere 16 from top to bottom the center of circle gradually to a lateral deviation from.For example, in the example of Fig. 2, Fig. 6 and Figure 10, be connected successively epimere 14, stage casing 15 and hypomere 16 from top to bottom, epimere 14 is roughly annular, stage casing 15 is roughly the taper shape of hollow, epimere 14 and stage casing 15 coaxially arrange, hypomere 16 from top to bottom cross section forms circle or ellipse, and the circular or oval-shaped center of circle gradually towards the lateral deviation away from epimere 14 and 15 centers, stage casing from.Thus, the dust of separating is had to guide effect.Certainly, the invention is not restricted to this, in other examples of the present invention, the cross section in epimere 14 and stage casing 15 also can form respectively ellipse, Long Circle or be greater than triangle etc.
Alternatively, the angle between the two ends on helicoid section 2 cross sections is 90 °～360 °.For example, in the example of Fig. 1-Fig. 4, take epimere 14 and 15 center, stage casing is the center of circle, and the angle between the two ends of helicoid section 2 development length direction is in the horizontal 90 °, and now helicoid section 2 occupies a quadrant in plane.In the example of Fig. 5-Fig. 8, epimere 14 and 15 center, stage casing are the center of circle, and the angle between the two ends of helicoid section 2 development length direction is in the horizontal 180 °, and now helicoid section 2 occupies two quadrants adjacent in plane.In the example of Fig. 9-Figure 12, epimere 14 and 15 center, stage casing are the center of circle, and the angle between the two ends of helicoid section 2 development length direction is in the horizontal 270 °, and now helicoid section 2 occupies three quadrants in plane.In the example of Figure 13-Figure 16, epimere 14 and 15 center, stage casing are the center of circle, and the angle between the two ends of helicoid section 2 development length direction is in the horizontal 360 °, and now helicoid section 2 occupies four quadrants in plane.Like this, when angle between the two ends on helicoid section 2 cross sections is larger, the trend of the screw that dusty gas produces under the guiding of air intake passage 3 can trend towards the air-flow of the screw in housing 1 gradually, thereby can improve the separative efficiency of dust.
In one embodiment of the invention, on housing 1, be formed with a plurality of air inlets 12 and a plurality of air inlet 12 each intervals are arranged.For example, in the example of Figure 17, the top of the housing 1 of the cyclone 100 in the middle of being positioned at is formed with respectively three air inlets that are spaced apart from each other 12, alternatively, the week that air inlet 12 is evenly distributed in housing 1 makes progress, and now the angle between two adjacent air inlets 12 is 120 °.Thus, by a plurality of air inlets 12 are set, the separative efficiency of dust and the treating capacity of gas have further been improved.
As shown in Figure 17 and Figure 18, according to the cyclone separator 200 of second aspect present invention embodiment, comprise the cyclone 100 of the above-mentioned first aspect according to the present invention.
According to the cyclone separator 200 of the embodiment of the present invention, by the cyclone 100 of above-described embodiment is set, not only improved the separative efficiency of dust, and can increase the treating capacity of dusty gas.
Alternatively, cyclone 100 is at least one, and is arranged in parallel between at least one cyclone 100.Ten cyclones 100 have for example been shown in the example of Figure 17, and in the middle of one of them cyclone 100 is positioned at, other nine cyclones 100 are respectively along the circumferential array of middle cyclone 100 and setting abreast.Here, so-called " be arrangeding in parallel " refers to the epimere 14 of ten cyclones 100 and the axis in stage casing 15 is parallel to each other.Thus, by a plurality of cyclones 100 are set, further improve the separative efficiency of dust, and improved the treating capacity of dust.It will be appreciated that, the quantity of cyclone 100 can be according to actual requirement setting, to meet better actual requirement.
According to the dust catcher of third aspect present invention embodiment (scheming not shown), comprise the cyclone separator 200 of the above-mentioned second aspect according to the present invention.
According to the dust catcher of the embodiment of the present invention, by the cyclone separator 200 of above-described embodiment is set, improved the separative efficiency of dust, thereby improved the operating efficiency of dust catcher.
According to other formations of the dust catcher of the embodiment of the present invention and operation, be all known to those skilled in the art, be not described in detail here.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (11)
1. a cyclone, is characterized in that, comprising:
Housing, described enclosure interior limits separated space, and the top of described housing and bottom are formed with respectively air inlet and get rid of ash mouthful; With
Helicoid section, described helicoid section is connected on described housing and one end of described helicoid section is connected with a sidewall of described air inlet, and wherein said helicoid section and the described shell wall side corresponding with described helicoid section limit air intake passage jointly.
2. cyclone according to claim 1, it is characterized in that, described helicoid section is extended towards direction away from described housing center from described air inlet, and the outside wall surface of described helicoid section and the described housing corresponding with described helicoid section limits air intake passage jointly.
3. cyclone according to claim 2, is characterized in that, the angle between the two ends on described helicoid section cross section is 90 °～360 °.
4. cyclone according to claim 1, is characterized in that, the cross-sectional area of described housing first equates from top to bottom, after reduce gradually.
5. cyclone according to claim 4, is characterized in that, described housing comprises:
Epimere, described epimere forms revolving body and cross-sectional area from top to bottom equates;
The stage casing that is positioned at epimere below, described stage casing forms revolving body and cross-sectional area from top to bottom reduces gradually; With
Be positioned at the hypomere of stage casing below, the cross section of described hypomere form circle or oval and from top to bottom the center of circle gradually to a lateral deviation from.
6. cyclone according to claim 1, is characterized in that, the bottom of described helicoid section is provided with the base plate extending towards housing direction.
7. cyclone according to claim 1, is characterized in that, is formed with a plurality of air inlets and described a plurality of air inlet each interval is arranged on described housing.
8. according to the cyclone described in any one in claim 1-7, it is characterized in that, described helicoid section and described housing are one-body molded.
9. a cyclone separator, is characterized in that, comprises the cyclone as described in any one in claim 1-8.
10. cyclone separator according to claim 9, is characterized in that, described cyclone is at least one, and between cyclone, is arranged in parallel described at least one.
11. 1 kinds of dust catchers, is characterized in that, comprise the cyclone separator as described in claim 9 or 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310128048.6A CN104095583A (en) | 2013-04-12 | 2013-04-12 | Cyclone device, cyclone separating device with cyclone device and dust collector with cyclone separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310128048.6A CN104095583A (en) | 2013-04-12 | 2013-04-12 | Cyclone device, cyclone separating device with cyclone device and dust collector with cyclone separating device |
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| CN104095583A true CN104095583A (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310128048.6A Pending CN104095583A (en) | 2013-04-12 | 2013-04-12 | Cyclone device, cyclone separating device with cyclone device and dust collector with cyclone separating device |
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| CN113245932A (en) * | 2020-02-11 | 2021-08-13 | 广东博智林机器人有限公司 | Putty sander |
| WO2022047728A1 (en) * | 2020-09-02 | 2022-03-10 | 东莞福莱仕智能电子科技有限公司 | Cyclonic separation apparatus and cleaning device |
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Address after: No. 39 Cao Hu road Xiangcheng Economic Development Zone in Suzhou City, Jiangsu province 215100 Applicant after: JIANGSU MIDEA CLEANING ELECTRICAL APPLIANCE CO., LTD. Address before: River Road, Suzhou City, Jiangsu Province, Li Xiangcheng District No. 999 215131 Applicant before: Jiangsu Midea Chunhua Electric Appliance Co., Ltd. |
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