CN104302220B - Electric dust collector - Google Patents

Electric dust collector Download PDF

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Publication number
CN104302220B
CN104302220B CN201380024733.2A CN201380024733A CN104302220B CN 104302220 B CN104302220 B CN 104302220B CN 201380024733 A CN201380024733 A CN 201380024733A CN 104302220 B CN104302220 B CN 104302220B
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CN
China
Prior art keywords
dust
centrifugation
centrifugation portion
opening
collect plant
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201380024733.2A
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Chinese (zh)
Other versions
CN104302220A (en
Inventor
市野雄之
田中正俊
江部清
川村直子
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Lifestyle Products and Services Corp
Original Assignee
Toshiba Lifestyle Products and Services Corp
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Filing date
Publication date
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Publication of CN104302220A publication Critical patent/CN104302220A/en
Application granted granted Critical
Publication of CN104302220B publication Critical patent/CN104302220B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16Arrangement or disposition of cyclones or other devices with centrifugal action
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/106Dust removal
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1616Multiple arrangement thereof
    • A47L9/1625Multiple arrangement thereof for series flow
    • A47L9/1633Concentric cyclones
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1616Multiple arrangement thereof
    • A47L9/1641Multiple arrangement thereof for parallel flow
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1683Dust collecting chambers; Dust collecting receptacles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)

Abstract

Dust collect plant (26) possesses the 1st centrifugation portion (41) separated by the thick dirt in dust laden air.Dust collect plant (26) possesses the 2nd centrifugation portion (44) of the top connecting and being positioned at the 1st centrifugation portion (41) with the 1st centrifugation portion (41).2nd centrifugation portion (44) will be separated by the thin dirt in the dust laden air behind the 1st centrifugation portion (41).Dust collect plant (26) possesses the opening and closing lid portion (71) of the position opening and closing of the lower section that can make the 2nd centrifugation portion (44).Opening and closing lid portion (71) is by making the position of the lower section in the 2nd centrifugation portion (44) open, thus will be guided to the 1st centrifugation portion (41) side by the 2nd centrifugation portion (44) isolated dust.

Description

Electric dust collector
Technical field
It is empty that embodiments of the present invention relate to possessing the dust-laden sucked from the action by electric blower The electric dust collector of the dust collect plant in gas, dust separated and capture.
Background technology
In the past, this electric dust collector possess storage electric blower body shell and can mounting or dismounting right The dust collect plant that this body shell is installed.This dust collect plant is so-called dust pocket, from by electronic air blast The driving of machine and dust is separated by the dust laden air that sucks and captures.
As such dust collect plant, in recent years, it is known to by making dust laden air in inside revolution Device by dust centrifugation (cyclonic separation), so-called cyclone separating.Such whirlwind divides In the case of the dust collect plant of formula, it is configured to: set according to the size (revolution footpath) of separated part The size of the dust that can separate, proportion, therefore by separately arranging the separation varied in size Portion such that it is able to dust different to the size in dust laden air, proportion is separated.
But, dust different to size, proportion is accommodated in same incorporating section, the most again drives electronic During aerator, the thinnest dirt of dust that size, proportion are little likely can fly upward in dust collect plant.Therefore, Preferably thin dirt and size, the thickest dirt of heavy dust are stored in incorporating section different from each other.
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2012-40443 publication
Summary of the invention
Invent problem to be solved
In the structure that above-mentioned patent documentation 1 is recorded, in the 1st centrifugation by thick dirt centrifugation The upper peripheral in portion is arranged multiple 2nd centrifugation portions of thin dirt centrifugation, make by these the 2nd The isolated thin dirt in centrifugation portion towards in the 1st centrifugation portion central part divide incorporating section under Fall and store, thick dirt is stored in around this incorporating section.Further, by opening the 1st centrifugation The bottom in portion, it is possible to the dust after simultaneously these being stored abandons.
But, in the case of such structure, become on top make thin dirt from the 2nd centrifugation portion to Incorporating section fall wind path, the 1st centrifugation portion and make from the 1st centrifugation portion discharge This 3 weight structure of path that air flows towards the 2nd centrifugation portion, becomes as thin dirt in bottom The annular section of incorporating section and this 2 weight structure of the incorporating section of thick dirt, therefore, in the 1st centrifugation portion The space of the thick dirt of interior storage is reduced.In order to substantially ensure that this space, it is impossible to avoid the 1st centrifugal point The maximization of i.e. dust collect plant from portion.
The problem that the invention solves the problems that is, it is provided that a kind of while suppression is maximized, it is possible to respectively Guarantee that the dust varied in size the most individually is stored by space, and easily these dust are abandoned Electric dust collector.
Means for solving the above
The electric dust collector of embodiment has the body shell of storage electric blower.Additionally, this is electronic Vacuum cleaner has can be located to mounting or dismounting body shell containing of sucking from the action by electric blower The dust collect plant in dirt air, dust separated and capture.This dust collect plant possesses in dust laden air The 1st centrifugation portion that a part for dust separates.It is centrifuged additionally, this dust collect plant possesses with the 1st Separated part connection and be positioned at the 2nd centrifugation portion of top in the 1st centrifugation portion.2nd from Heart separated part segregation ratio by the dust laden air behind the 1st centrifugation portion by the 1st centrifugation portion The less dust of dust separated.Additionally, this dust collect plant possesses can make the 2nd centrifugation portion The opening and closing lid portion of the position opening and closing of lower section.This opening and closing lid portion is by making the lower section in the 2nd centrifugation portion Position is opened, and will be led to the 1st side, centrifugation portion by the 2nd isolated dust in centrifugation portion Draw.
According to above-mentioned composition, carry out opening and closing owing to being provided with the position of the lower section making each 2nd centrifugation portion Opening and closing lid portion, therefore, at the shape being made the lower section in the 2nd centrifugation portion close by opening and closing lid portion Under state, it is possible to obtain the dust having been carried out centrifugation by the 2nd centrifugation portion is stored in the 2nd The state of the lower section in centrifugation portion, therefore, it is possible to by by the dirt after the 1st centrifugation portion centrifugation Angstrom and separately stored by the dust after each 2nd centrifugation portion centrifugation.Thus, do not make Dust collect plant maximizes necessarily, it becomes possible to will be with the 1st centrifugation portion and the 2nd centrifugation portion It is centrifuged the dust after separating respectively and guarantees that space the most individually stores respectively.Passing through opening and closing Under the state that the lower section in the 2nd centrifugation portion is opened by cap, owing to can divide being centrifuged by the 2nd Dust after portion's centrifugation guides towards the 1st side, centrifugation portion, therefore abandon by the 1st from During dust after heart separated part centrifugation, it is possible to by by the dirt after the 2nd centrifugation portion centrifugation Angstrom abandon together.Thus, it is possible to easily these dust are abandoned.
Accompanying drawing explanation
Fig. 1 is the shape abandoned by the dust of dust collect plant of the electric dust collector representing the first embodiment The profile of state.
Fig. 2 is the profile of the use state representing ibid dust collect plant.
Fig. 3 is the axonometric chart representing ibid electric dust collector.
Fig. 4 is the shape abandoned by the dust of dust collect plant of the electric dust collector representing the second embodiment The profile of state.
Fig. 5 is the profile of the use state representing ibid dust collect plant.
Detailed description of the invention
Hereinafter, the structure of the first embodiment is described referring to figs. 1 through Fig. 3.
In Fig. 3,11 represent the electric dust collector of so-called tank (canister) type, this electric dust collector 11 have as sucking the pipe portion 12 of wind path body (wind path formation body) and the connection of mounting or dismounting ground can have this The main body of dust collector 13 in pipe portion 12.
Pipe portion 12 possesses: is connected to the connecting section 15 of main body of dust collector 13, is connected to this connecting tube The front in portion 15 have flexibility hose body 16, the front of this hose body 16 arrange hands Dynamic operating portion 17, can be connected to mounting or dismounting the front of this manual operation unit 17 extension tube 18, with And can be connected to mounting or dismounting the scrubbing brush 19 as section port body of the front etc. of this extension tube 18.
At manual operation unit 17, ring-type handle part 21 is prominent, in this holding towards hose body 16 side The top in portion 21, is provided with the setting button 22 of multiple operation.
Additionally, main body of dust collector 13 possesses body shell 25, this body shell 25 has diameter relatively in both sides Big road wheel 23 and there is not shown gyroscope wheel in bottom, on the top of this body shell 25, as The dust collect plant 26 of dust pocket can mounting or dismounting.Further, main body of dust collector 13 is configured to, it is possible to by row Travelling wheel 23 and gyroscope wheel and can walk the most along the longitudinal direction on by the floor in dust suction face (movement).It addition, below, fore-and-aft direction and left and right directions are with main body of dust collector 13 (body shell 25) Walking (movement) direction on the basis of.
Body shell 25 is such as formed by synthetic resin etc., and after being provided integrally with and being positioned at dust collect plant 26 The main part 31 of side, and projecting in the front portion of this main part 31 and to dust collect plant 26 times Portion carries out the prominent receiving portion 32 as dust collect plant support supported.Further, in body shell 25 Inside, is configured with not shown main body wind path portion throughout this main part 31 and prominent receiving portion 32 ground.
In the inside of main part 31, be accommodated with respectively electric blower 35, can be to this electric blower The not shown power supply unit such as CORD REEL device that 35 grades are powered or secondary cell and to electronic drum The control circuit portion etc. as controlling organization that the action of blower fan 35 is controlled.Additionally, although not shown, But above the anterior prominent receiving portion 32 of this main part 31, be positioned at opening up and down be formed with Aspiration openings portion that the downstream side of dust collect plant 26 installed in body shell 25 connects airtightly and with this collection The open communication portion that the upstream side of dirt device 26 connects airtightly.Further, in the rear end of this main part 31 Portion, be formed by from the aerofluxus of electric blower 35 towards body shell 25 outside discharge not shown Steam vent.
According to the operation of setting button 22, controlled the action of electric blower 35 by control circuit portion. Further, the suction side of this electric blower 35 connects with aspiration openings portion, and downstream side connects with steam vent.
Additionally, control circuit portion electrically connects with setting button 22, and it is configured to, by electric blower 35 Action be set as the operation by this setting button 22 and set action pattern (such as strong mode, Middle pattern, weak pattern, automatic mode, stop mode etc.).
Additionally, at the front surface of prominent receiving portion 32, be formed by the connecting section 15 in pipe portion 12 even The main body suction inlet 36 connect, this main body suction inlet 36 becomes the opening of the upstream extremity in main body wind path portion.Cause And, this main body suction inlet 36 can connect with open communication portion via main body wind path portion, and via this Open communication portion and with the upstream side communication of dust collect plant 26.
And then, as shown in Figure 1 to Figure 3, dust collect plant 26 can possess to mounting or dismounting the work being positioned at downside It is the downside main part 38 of the 1st main part, and is positioned at the conduct the 2nd of the upside of main part 38 on the downside of this The upside main part 39 of main part.Further, at downside main part 38, it is provided with the 1st centrifugation portion 41 With the thin dirt reservoir 42 as dust incorporating section, at upside main part 39, be provided with ventilation wind path portion 43, The most multiple 2nd centrifugation portions 44 and wind path portion 45.Further, this dust collect plant 26 is configured to, Can be engaged relative to body shell 25 to mounting or dismounting by not shown card locking mechanism.
Downside main part 38 possesses the 1st centrifugation portion 41 being positioned at downside and is positioned at being integrally constituted The assembly shape of the thin dirt reservoir 42 of upside.
Additionally, the 1st centrifugation portion 41 is for mainly sucking the driving by electric blower 35 It is centrifuged separating also to the internal relatively large the thickest dirt of dust as the part in dust laden air Store.Further, the 1st centrifugation portion 41 has the shell portion 47 of substantially cylindrical shape, in this shell portion 47 Bottom be installed as lid lower cover portion 48 and as shell portion 47 inside receive knot Cover (セ De, the shade) portion 49 that the union body of structure body is the most cylindric.
Shell portion 47 is such as formed by the parts of (transparent) synthetic resin etc. with light transmission.Thus, 1st centrifugation portion 41 can be externally visibly internal.Additionally, at the rear portion in this shell portion 47, offer There is the introducing port 51 for sucking dust laden air, and, in the lower section of this introducing port 51, projecting There is the hook portion 52 as fastener for dust collect plant 26 being locked to body shell 25.And then, The front portion in this shell portion 47, is configured with the rubbish as lid card locking mechanism for lower cover portion 48 being engaged Abandon button portion 53.Further, the bottom in this shell portion 47 becomes and utilizes lower cover portion 48 and the dirt of opening and closing Angstrom abandon mouth 54.
Towards rear, generally horizontal shape extends introducing port 51, and dust collect plant 26 is being installed on body shell It is connected airtightly with open communication portion under the state of 25.Thus, this introducing port 51 is via open communication portion And be connected airtightly with main body suction inlet 36.
Additionally, hook portion 52 is configured to: bend downward, by dust collect plant 26 to body shell 25 Insert from the upper not shown opening that is inserted into laterally arranged in the front portion of main part 31 during installation.
Additionally, rubbish abandons button portion 53 is positioned at the lower end in shell portion 47, it is possible to by the outside of user Operate and release the locking of lower cover portion 48.
Additionally, it is can be by the 1st centrifugation portion 41 and thin dirt reservoir that dust abandons mouth 54 The opening that the dust stored in 42 abandons.
Additionally, lower cover portion 48 is supported on the lower end in shell portion 47 for example formed as circular plate-like shape, rearward end axle Portion.Thus, operating by rubbish being abandoned button portion 53, this lower cover portion 48 makes due to deadweight Dust abandons mouth 54 and opens.And then, at the circumference of the upside of this lower cover portion 48, it is provided with for inciting somebody to action Dust abandons the filler (packing) 56 that mouth 54 blocks airtightly.Further, in this lower cover portion 48 The central part of upside, the projecting circular chimeric support 57 having the lower end side for cover portion 49 chimeric.
Dust laden air is made to turn round additionally, cover portion 49 is formed between the inner peripheral surface 47a in periphery and shell portion 47 Revolution wind path 58, and from inside by by the 1st centrifugation portion of centrifugation portion 41 and Ge 2 44 sides (ventilation wind path portion 43) connect, and cover portion 49 is provided integrally with substantially cylindric as structure The cover portion main body 61 of main body, the supported portion 62 arranged in the lower end side of this cover portion main body 61, in cover portion Directed section 63 that the upper end side of main body 61 is arranged and the pressure arranged in the periphery of supported portion 62 Contracting portion 64.That is, this cover portion 49 becomes the centre of gyration in the 1st centrifugation portion 41.
Cover portion main body 61 possess in the circumferential multiple make revolution wind path 58 in revolution dust laden air towards The opening 66 that inside is passed through, these opening 66 entirety are covered by filter 67.Additionally, in this cover portion The top of main body 61, the most projecting have cylindrical shape connecting portion 68, this connecting portion 68 via Cylindric connector 69, hangs relative to the ventilation wind path portion 43 of upside main part 39 and supports.
Here, connector 69 is such as by the soft synthesis such as rubber or synthetic rubber (elastomer) The parts such as resin are formed as serpentine shape, and can stretch in the axial direction.Thus, cover portion 49 can pass through This connector 69 flexible and move up and down relative to shell portion 47 and upside main part 39.Further, should Connector 69 is configured to, and also can maintain cover portion main body 61 (cover portion 49) and ventilation airtightly even if flexible Connection status between wind path portion 43.
Additionally, supported portion 62 configures coaxially with cover portion main body 61.This supported portion 62 is configured to: Less with cover portion main body 61 phase diameter group, lower end side highlights more towards lower section relative to compression unit 64, logical Cross the chimeric support 57 making to abandon dust the lower cover portion 48 that mouth 54 plugs and be embedded in bottom, Thus by lower cover portion 48 from lower side bearing.
Additionally, directed section 63 is for guiding the up and down motion in cover portion 49, be formed as cylindric, Highlighting upward from the periphery of the upside of cover portion main body 61, this directed section 63 is at connector 69 The position of foreign side is connected to the wind path portion 43 that ventilates.Further, in the periphery of directed section 63, projecting The up and down motion along with cover portion 49 is had to move up and down it is thus possible to make the lower section in the 2nd centrifugation portion 44 The opening and closing lid portion 71 of bottom opening and closing of thin dirt reservoir 42.This opening and closing lid portion 71 is throughout directed The complete cycle in portion 63 and continuous print is flange shape.Additionally, the end face entirety of this opening and closing lid portion 71 becomes towards outward Inclined plane 71a of lateral inclined downward.Thus, this opening and closing lid portion 71 becomes triangle under section view.
Additionally, compression unit 64 for utilize the negative pressure that produced by the driving of electric blower 35 to In 1st centrifugation portion 41, isolated thick dirt is compressed, and is provided integrally with from supported portion 62 Periphery is radially oriented in flange shape prominent circular top plate portion 73, and the outer peripheral edge from this top plate portion 73 All plate portions 74 prominent downward, and this compression unit 64 opening downward.And then, at top board Portion 73, circumferentially offers multiple vent openings 75 to separate at substantially equal intervals, and these ventilations are opened Mouth 75 is covered by compression filter 76.Further, this compression unit 64 is configured to: make at revolution wind path 58 A part for the dust laden air of middle revolution is cyclically passed through from lower lateral vent openings 75, thus by thick dirt Press on compression filter 76, make thick dirt be stored in supported portion 62 around with the state of compression.
Additionally, thin dirt reservoir 42 is for being centrifuged by each 2nd centrifugation portion 44 in internal reservoir The relatively small the thinnest dirt of dust in isolated dust laden air, is set to circular, this thin dirt reservoir 42 continuously in the 1st centrifugation portion 41 shell portions 47 upper end complete cycle edge and relative to shell portion 47 expand upward.That is, this thin dirt reservoir 42 possesses inclining of tilting downwards from outside towards inner side Inclined plane part 78.And then, the upper side opening of this thin dirt reservoir 42, this thin dirt reservoir 42 is with whole The 2nd centrifugation portion 44 bottom connection.Additionally, main body on the upside of the utilization of this thin dirt reservoir 42 Portion 39, by the upside entirety blocking in addition to the interconnecting part between the 2nd centrifugation portion 44.Enter And, i.e. tilt in the bottom of this thin dirt reservoir 42 face 78 lower section, be provided with towards the 1st from Heart separated part 41 rolls oblique abutting face 79.This abutting face 79 is the inclined plane of opening and closing lid portion 71 The part that 71a is abutted, from inner side towards lateral inclined downward.
Additionally, upside main part 39 possess with being integrally forming the 1st wind path body the 81, the 2nd wind path body 82, Import wind path body 83, separate wind path body 84, upper cover part 85 and the connection as structure maintaining part The assembly shape of wind path body 86.
1st wind path body 81 is integrally provided with: the circular plate-like shape of the bottom of main part 39 on the upside of composition Lower board unit 91, at the central part circularly opening of this lower board unit 91 and airtight with communication air duct body 86 Ground connect peristome 92, be positioned at the central part of this peristome 92 and stand upward from lower board unit 91 The cylindric cylinder portion 93 as ventilating part risen, it is communicated in the rear portion in this portion 93 and prolongs towards rear Stretch and with lower board unit 91 link as connecting the pipe section 94 of ventilating part and outside cylinder portion 93 The cylindric air dam that side and this portion 93 concentrically erect upward from the edge of peristome 92 95.Further, in the bottom of lower board unit 91, it is provided with upside main part 39 and downside main part 38 Top (thin dirt reservoir 42) between gap blocking seal member 96.Additionally, air dam 95 Upward to tilt in the way of the central side of the peristome 92 i.e. periphery in cylinder portion 93.
Additionally, the 2nd wind path body 82 is integrally provided with: bottom airtightly with the cylinder of the 1st wind path body 81 The cylindric air funnel portion 98 as rectification part that the upper end in portion 93 connects, and from this air funnel portion The upper end of 98 upward slowly bending the most laterally expanding (enlarged-diameter) with flange shape extension Flange portion 99.Further, the periphery of this flange portion 99 is connected to the inner edge portion of upper cover part 85.
It is integrally provided with additionally, import wind path body 83: upper with the air dam 95 of the 1st wind path body 81 The cylindric link cylinder portion 101 as ventilation connecting portion that end connects airtightly, from this link cylinder portion The upper end of 101 towards outside in the way of opposed with the bottom of flange portion 99 in flange shape extension and will Separate circular extension 102 that the upside of wind path body 84 covers, be arranged at this with spiral lid and stretch out Portion 102 and form multiple rotating parts 103 of the upper end in the 2nd centrifugation portion 44, with cylindric one Be located at body these respective central parts of rotating part 103 the aiutage portion 104 as exhaust portion and Top along extension 102 tangential direction along each rotating part 103 and with these rotating parts 103 That connection is arranged, by dust laden air towards the branch's introduction part 105 imported in rotating part 103.Further, The upper end in aiutage portion 104 circular with flange portion 99 opening at the 2nd wind path body 82 airtightly Connecting hole 106 inserts and connects.
It is integrally provided with additionally, separate wind path body 84: be connected to the 1st in the foreign side linking cylinder portion 101 The cylindric connecting cylinder portion 107 of the upper end of the air dam 95 of wind path body 81, from this connecting cylinder portion 107 Towards outside, top with flange shape extension and with the pipe section 94 of the 1st wind path body 81 overlaps in upper end Circular protuberance 108, prominent downwards from the outer peripheral edge of this protuberance 108 and form upside main body The outside wall portions 109 of the periphery in portion 39 and multiple revolving drum portion 110, the plurality of revolving drum portion 110 is It is located at protuberance 108 in the position of the interior side of this outside wall portions 109 and forms the 2nd centrifugation portion 44 The portion of separation chamber as the 2nd centrifugation portion main body of bottom.Further, these revolving drum portions 110 with The shell portion 47 phase diameter group in the 1st centrifugation portion 41 is formed less, and then, these revolving drum portions 110 from the slow undergauge of upper end downward end (reducing diameter).Additionally, in these revolving drum portions 110 Upper end, chimeric respectively have a rotating part 103 importing wind path body 83, and, these revolving drum portions The bottom of 110 is inserted respectively circularly in the insertion hole of lower board unit 91 opening of the 1st wind path body 81 111 and connect with thin dirt reservoir 42.
Additionally, the upside importing wind path body 83 is covered and is linked to separate wind path body 84 by upper cover part 85 Upper end.
Additionally, communication air duct body 86 is substantially cylindric, and it is integrally provided with the upper end for connector 69 The cylindric connector fixed part 113 that side is fixing, and guide portion 114, this guide portion 114 is positioned at The foreign side of this connector fixed part 113, is inserted with directed section 63 with the state of anticreep, and to cover portion The up and down motion of 49 guides.
Further, ventilation wind path portion 43 is for by the 1st centrifugation portion of centrifugation portion 41 and Ge 2 44 connect airtightly.This ventilation wind path portion 43 opening at the 1st wind path body 81 from communication air duct body 86 Between oral area 92, cylinder portion 93 and pipe section 94 and, the air funnel portion 98 of the 2nd wind path body 82 With flange portion 99 and the link cylinder portion 101, extension 102 and the rotating part 103 that import wind path body 83 Between divided airtightly, via branch's introduction part 105 and rotating part 103 with each 2nd centrifugation Portion 44 (inside in revolving drum portion 110) connects.Thus, this ventilation wind path portion 43 is configured to, from upper Trip side (downstream side in the 1st centrifugation portion 41) is towards downstream side (the 2nd centrifugation portion 44 upper Trip side), the flow of dust laden air is reduced and carries out rectification.
Additionally, each 2nd centrifugation portion 44 is by making the radius of gyration of dust laden air than the 1st centrifugal point The radius of gyration away from portion 41 is little and speed of gyration is than the speed of gyration away from the 1st centrifugation portion 41 Greatly, thus by than in the dust laden air that have passed through the 1st centrifugation portion 41 by the 1st centrifugation The thinnest dirt of dust that the dust (relatively) of portion 41 centrifugation is little is centrifuged separating, and be allowed to Thin dirt reservoir 42 falls.In other words, each 2nd centrifugation portion 44 is for could not be by dust laden air In the 1st centrifugation portion 41 separate dust be centrifuged separate.Further, these the 2nd centrifugal point It is configured to from portion 44: above the 1st centrifugation portion 41, at the rotating part importing wind path body 83 It is divided between 103 and aiutage portion 104 and the revolving drum portion 110 separating wind path body 84, will be from Branch's introduction part 105 and rotating part 103 have passed through the dust laden air in ventilation wind path portion 43 and internally lead Enter and be allowed in revolving drum portion 110 revolution, making the thin dirt after centrifugation store from bottom to thin dirt Portion 42 falls, and will could not separate the air of thin dirt from aiutage portion 104 to wind path portion 45 aerofluxus. Additionally, these the 2nd centrifugation portions 44, in dust collect plant 26 (the 1st centrifugation portion 41) Position beyond the rear portion (pipe section 94) of the surrounding of mandrel, configured separate the most at substantially equal intervals For arc-shaped.
Additionally, wind path portion 45 is from each aiutage portion 104, at upper cover part the 85 and the 2nd wind path body 82 Flange portion 99 and air funnel portion 98 between, by cylinder portion 93, the pipe section 94 of the 1st wind path body 81 And lower board unit 91 divides airtightly.That is, this wind path portion 45 and the 2nd whole centrifugation portions 44 Downstream side connection, from the top in each 2nd centrifugation portion 44, to these the 2nd centrifugation portions 44 Side, present embodiment is the 2nd centrifugation portion 44 that arranges of arc-shaped (circular shape) Center, bend continuously and rearward in the way of slowly reducing the flow of air.Further, this wind path portion The dirty side of 45 becomes the exhaust port 116 for being discharged by air from dust collect plant 26, after being positioned at Between the 2nd centrifugation portion 44,44 of side.Dust collect plant 26 is being installed on master by this exhaust port 116 It is connected airtightly with aspiration openings portion under the state of body shell 25.Thus, this exhaust port 116 is via suction Gas peristome and be connected airtightly with the suction side of electric blower 35.Additionally, exhaust port 116 In the rear side with the dust collect plant 26 of introducing port 51 homonymy, dust collect plant 26 is being installed on body shell Under the state of 25, the front portion of main part 31 with body shell 25 is opposed.
Then, the dust suction action to above-mentioned first embodiment illustrates.
When starting dust suction, first, dust collect plant 26 is installed on body shell 25.
At this moment, in dust collect plant 26, when carrying out action lower cover portion 48 closed, lower cover portion 48 Chimeric support 57 insert the bottom in cover portion 49, this cover portion 49 is boosted upward.Therefore, By being guided directed section 63 by guide portion 114, thus cover portion 49 makes connector 69 upwards Side shrinks and this cover portion 49 is moved upward.
Further, this lower cover portion 48 is locked to the lower end in shell portion 47 by being abandoned button portion 53 by rubbish Portion, thus dust is abandoned mouth 54 and blocks.At this moment, for cover portion 49, opening and closing lid portion 71 Inclined plane 71a is crimped on the abutting face 79 of thin dirt reservoir 42, thus thin dirt reservoir 42 times Side is blocked, the company between revolution wind path 58 (the 1st centrifugation portion 41) and thin dirt reservoir 42 Lead to and become the state (Fig. 2) mutually blocked.
Then, hook portion 52 is inserted to the opening that is inserted into of body shell 25 and loaded dust collect plant 26 Para-position and dust collect plant 26 is loaded and is supported on the prominent receiving portion 32 of body shell 25, and, logical Cross card locking mechanism to be engaged relative to body shell 25 by dust collect plant 26, thus, leading of dust collect plant 26 Entrance 51 and exhaust port 116 are connected to open communication portion and the suction of body shell 25 the most airtightly Gas peristome.Thus, dust collect plant 26 is with at the suction side of electric blower 35 and main body suction inlet The state connected airtightly between 36 is installed on body shell 25.
It addition, be in the state being installed on body shell 25 at dust collect plant 26 in the case of, it is not necessary to These operations.
In this condition, the main body that pipe portion 12 is connected to main body of dust collector 13 (body shell 25) sucks Mouth 36.Specifically, pipe portion 12, carry out inserting connection to main body suction inlet 36 by connecting section 15, Further, as required, the front at manual operation unit 17 is sequentially connected with extension tube 18 and scrubbing brush 19. In this condition, the setting button 22 of manual operation unit 17 and main body of dust collector 13 (body shell 25) The electrical connections such as interior control circuit portion.Main body of dust collector 13 it is connected to it addition, be in pipe portion 12 In the case of state, it is not necessary to these operations.
Then, handle part 21 is held by user, by the setting button 22 desired by operation, sets The action pattern of electric blower 35.Control circuit portion corresponding to this setting action pattern and to electronic The input of aerator 35 is controlled, and makes electric blower 35 start with the action pattern set.
The negative pressure produced by the startup of this electric blower 35, is opened via aspiration openings portion, aerofluxus Mouth 116, centrifugation portion 44 of wind path portion the 45, the 2nd, ventilation centrifugation portion of wind path portion the 43, the 1st 41, introducing port 51, open communication portion, main body wind path portion and main body suction inlet 36, to 12, pipe portion Effect.
Then, the user effect by this negative pressure, from scrubbing brush 19, extension tube 18 or manually grasp Dust is sucked together with air by the front making portion 17.
Air containing this dust i.e. dust laden air from pipe portion 12 via main body suction inlet 36, main body wind Road portion and open communication portion and guided by introduction port 51, be sucked into dust collect plant from this introducing port 51 In 26 in i.e. the 1st centrifugation portion 41.
In 1st centrifugation portion 41, dust laden air turns round in revolution wind path 58, thus this dust-laden Particularly thick dirt in air is centrifuged, and is stored in along the inner peripheral surface 47a whereabouts in shell portion 47 In lower cover portion 48.It addition, this thick dirt by a part for the flowing of dust laden air from revolution wind path 58 to cover The compression unit 64 in portion 49 is carried, and dust laden air is through the vent openings 75 of compression unit 64 thus this thick dirt It is compressed to around supported portion 62 in compression unit 64 by compression filter 76.
Dust laden air after being separated by thick dirt is filtered by filter 67 when through the opening 66 in cover portion 49. And then, have passed through the dust laden air of this filter 67 through connecting portion 68, connector 69 and connection The inside of wind path body 86 is also handled upside down to ventilation wind path portion 43.Further, this dust laden air, in this ventilation In wind path portion 43, flow slowly reduces and is rectified, from each branch introduction part 105 along each rotating part 103 Tangential direction (in revolving drum portion 110) branch flowing in each 2nd centrifugation portion 44 respectively.
In these the 2nd centrifugation portions 44 (revolving drum portion 110), dust laden air (returns along inner peripheral surface The inner peripheral surface in rotating cylinder portion 110) revolution, the thin dirt in this dust laden air is centrifuged, and is centrifuged along the 2nd Separated part 44 (inner peripheral surface in revolving drum portion 110) falls, and is stored in thin dirt reservoir 42.It addition, The thin dirt stored in this thin dirt reservoir 42 along the inclination face 78 of this thin dirt reservoir 42 by downwards Side guides, and inclined plane 71a being positioned at opening and closing lid portion 71 is first-class.
Further, could not be by the air of the thin dirt centrifugation central part from each 2nd centrifugation portion 44 Aiutage portion 104 is to wind path portion 45 aerofluxus and collaborates, make flow reduce by this wind path portion 45 and by Rear guides, from exhaust port 116 to the external exhaust gas of dust collect plant 26.
Then, this air is inhaled into electric blower 35 from aspiration openings portion, at this electric blower The internal cooling of 35 and from the inside of this electric blower 35 by and become aerofluxus wind, from electronic air blast Machine 35 via steam vent to the external exhaust gas of body shell 25.
At the end of dust suction, the setting button 22 of regulation is operated by user, thus control circuit portion The input making electric blower 35 reduces and makes electric blower 35 stop.
When storing a certain amount of dust in dust collect plant 26, outside card locking mechanism is carried out by user Portion operates thus is unloaded from body shell 25 by dust collect plant 26.
Further, being transported to by dust collect plant 26 after refuse bin etc. abandons position, rubbish is lost by user Abandoning button portion 53 when carrying out peripheral operation, lower cover portion 48 rotates due to deadweight with opening, thus cover portion 49 lose supporting from below, and directed section 63 is directed by guide portion 114, and covers portion 49 stretching connectors 69 also move downwards (Fig. 1) due to deadweight.Result is, opening and closing lid portion 71 Inclined plane 71a leave from the abutting face 79 of thin dirt reservoir 42, in thin dirt reservoir 42 store Thin dirt by inclined plane 71a by downwards (the 1st side, centrifugation portion 41) guide, with pressure Contracting state in lower cover portion 48 and the thick dirt that stores is abandoned mouth 54 from dust together and is abandoned.
As described above, according to above-mentioned first embodiment, with the 1st carried out by lower cover portion 48 from The opening and closing of the bottom of heart separated part 41 interlocks mutually, and opening and closing lid portion 71 makes each 2nd centrifugation portion 44 The bottom of the thin dirt reservoir 42 of lower section carries out opening and closing, thus, touches to abandon thick dirt with user Send out action lower cover portion 48 opened, only by this action (corresponding Japanese: ア Network シ ョ Application), Just the thin dirt stored in thin dirt reservoir 42 also can be guided to the 1st side, centrifugation portion 41, and hold Change places and it is abandoned mouth 54 from dust together with thick dirt abandon.
Additionally, when lower cover portion 48 is closed, owing to reliably will by opening and closing lid portion 71 The bottom blocking of thin dirt reservoir 42, the most such as, be installed on body shell 25 by dust collect plant 26 Under state, the bottom of thin dirt reservoir 42 is the most blocked, it is possible to be reliably prevented this thin dirt reservoir The thin dirt stored in 42 leaks to the 1st centrifugation portion 41.Therefore, it is possible to by thick dirt and thin dirt to begin The state separated eventually individually stores, only when lower cover portion 48 being opened to abandon dust, it is possible to will They abandon integratedly.In other words, as long as being not intended to abandon dust, in the inside (of dust collect plant 26 1 centrifugation portion 41) thick dirt and thin dirt would not be mutually mixed, thin when driving electric blower 35 Dirt also would not fly upward in dust collect plant 26 and circulate to each 2nd centrifugation portion 44.
Additionally, cover portion 49 is connected to the 2nd centrifugation portion 44 by the connector 69 that can stretch Side, thus between cover portion 49 and ventilation wind path portion 43 (communication air duct body 86), it is not necessary to use is set In the bubble-tight sliding part allowing to move up and down in the connection keeping them simultaneously, cover portion 49 (opens Close cap 71) the action of up and down motion and cover portion 49 and each 2nd side, centrifugation portion 44 Between connection air-tightness good, and be difficult to produce this bubble-tight deterioration in time.
Then, with reference to Fig. 4 and Fig. 5, the second embodiment is described.It addition, for implementing with above-mentioned first Mode is identical structurally and functionally, the same reference of adnexa and the description thereof will be omitted.
In this second embodiment, cover portion 49 is not supported by lower cover portion 48, but can move up and down Ground is hung and is held in the communication air duct body 86 of upside main part 39.
That is, this cover portion 49 prevents relative to the guide portion 114 of communication air duct body 86 via directed section 63 It is kept de-ly, and is connected airtightly with ventilation wind path portion 43.In other words, cover portion 49 by make by Guide portion 63 can connect relative to guide portion 114 with being slidable in the vertical direction, thus with ventilation wind path Portion 43 connects airtightly.Additionally, this cover portion 49 is configured to, utilize driving by electric blower 35 The pressure differential of the negative pressure moved and produce, is moved upward in the way of attracteding to thin dirt reservoir 42 side, Thus, inclined plane 71a of opening and closing lid portion 71 be crimped on thin dirt reservoir 42 abutting face 79 and incite somebody to action The bottom of thin dirt reservoir 42 blocks airtightly, and, along with the stopping of electric blower 35, due to Deadweight and fall, the abutting face 79 of inclined plane 71a of opening and closing lid portion 71 and thin dirt reservoir 42 it Between crimping released.
Further, when dust suction, at the collection being installed on body shell 25 in the same manner as above-mentioned first embodiment In dirt device 26, cover portion 49 becomes the state fallen downwards due to deadweight, by making electronic air blast Machine 35 starts, and utilizes the 1st centrifugation portion 41 and is located on the dirty of the 1st centrifugation portion 41 The pressure differential of the negative pressure between the thin dirt reservoir 42 that each 2nd centrifugation portion 44 of side is connected is (thin The vacuum of dirt reservoir 42 (the 2nd centrifugation portion 44) is more than the vacuum in the 1st centrifugation portion 41 Degree), cover portion 49 moment is attracted upward, and inclined plane 71a of opening and closing lid portion 71 is crimped on the storage of thin dirt Deposit abutting face 79 and being blocked airtightly the bottom of thin dirt reservoir 42 of portion 42.
During additionally, dust suction terminates and makes electric blower 35 stop, negative pressure no longer acts on thus cover portion 49 Automatically falling because of deadweight, inclined plane 71a of opening and closing lid portion 71 is from the bearing surface of thin dirt reservoir 42 Portion 79 is left.Thus, separated by each 2nd centrifugation portion 44 and be stored in this thin dirt reservoir Thin dirt in 42 is guided by (the 1st side, centrifugation portion 41) downward by inclined plane 71a, and It is stored in lower cover portion 48 (in the 1st centrifugation portion 41).Thus, user is by locking machine Structure carries out peripheral operation and by dust collect plant 26 after body shell 25 unloads, and is transported to refuse bin etc. Abandoning position, rubbish abandons button portion 53 when carrying out peripheral operation, lower cover portion 48 is beaten due to deadweight Turn up the soil rotation, together with the thick dirt that thin dirt stores with the state to be compressed in lower cover portion 48, lose from dust Abandon mouth 54 to abandon.
As described above, according to above-mentioned second embodiment, the driving by electric blower 35 is utilized And the negative pressure produced, cover portion 49 attracted to the 2nd side, centrifugation portion 44 thus blocks, and, Along with the stopping of electric blower 35, the event resolves of negative pressure thus cover portion 49 are left, therefore, it is possible to The lower section being made each 2nd centrifugation portion 44 by up and down motion it is easily achieved with simple structure The bottom of thin dirt reservoir 42 carries out the opening and closing lid portion 71 of opening and closing, and, driving electric blower 35 Period, i.e. carry out the period of dust suction, it is possible to be reliably prevented in thin dirt reservoir 42 store thin dirt To the 1st side, centrifugation portion 41 leakage.
Further, at least one embodiment described above, it is provided with and makes each 2nd centrifugation portion 44 The position the thinnest dirt reservoir 42 of lower section carry out the opening and closing lid portion 71 of opening and closing.Therefore, opening and closing is being passed through Cap 71 makes under the state that the thin dirt reservoir 42 of the lower section in the 2nd centrifugation portion 44 closes, energy Access and the thin dirt having carried out centrifugation by each 2nd centrifugation portion 44 is stored in the storage of thin dirt State in portion 42, therefore, it is possible to by by the thick dirt after the 1st centrifugation portion 41 centrifugation with by respectively Thin dirt after 2nd centrifugation portion 44 centrifugation separately stores.Thus, do not make dust fill Put 26 to maximize necessarily, it becomes possible to thin dirt and thick dirt being guaranteed, space the most individually stores respectively. Additionally, by opening and closing lid portion 71 by the thin dirt reservoir 42 of the lower section in each 2nd centrifugation portion 44 Under the state opened, due to can by by the thin dirt after each 2nd centrifugation portion 44 centrifugation to 1st side, centrifugation portion 41 guides, therefore after abandoning by the 1st centrifugation portion 41 centrifugation During thick dirt, it is possible to will be abandoned together by the thin dirt after each 2nd centrifugation portion 44 centrifugation.Thus, Easily these dust can be abandoned.
I.e., only stored up by the thin dirt of the lower section in each 2nd centrifugation portion 44 realized by opening and closing lid portion 71 Deposit the opening and closing in portion 42, it becomes possible to easily thick dirt different from each other for size and thin dirt are individually being stored Switch between state with the state that can will abandon together with them.Accordingly, because can by thick dirt and Thin dirt abandons together, so need not to be configured to obstinately will be by each 2nd centrifugation portion 44 centrifugation After thin dirt be stored in the space of the 1st side, centrifugation portion 41.Thus, it is possible to be not resulted in dust collect plant 26 be easily configured with maximizing while the space in the space and the thin dirt of storage that guarantee to store thick dirt Realize the structure that can abandon together when abandoning.
Additionally, by making dust laden air turn round along outside (periphery) in the 1st centrifugation portion 41 Cover portion 49 be integrally provided opening and closing lid portion 71, thus effectively utilize in the 1st centrifugation portion 41 Centrifugation in the structure in cover portion 49 that uses, it is not necessary to arrange separately and just can be easily configured out Close cap 71.
And then, become to as the 1st side, centrifugation portion 41 by the end face entirety making opening and closing lid portion 71 Inclined plane 71a of inclined downward, thus when the bottom of thin dirt reservoir 42 is opened, it is possible to make The thin dirt stored in this thin dirt reservoir 42 does not remain ground reliably to the 1st in the upside of opening and closing lid portion 71 Side, centrifugation portion 41 falls and guides it.
Further, by making the bottom of thin dirt reservoir 42 become to as the 1st side, centrifugation portion 41 The inclination face 78 of inclined downward such that it is able to the thin dirt stored in making thin dirt reservoir 42 is reliably Store under the state of opening and closing lid portion 71 side shifting of the bottom opening and closing making this thin dirt reservoir 42.Thus, When the bottom of thin dirt reservoir 42 being opened by opening and closing lid portion 71, it is possible to make this thin dirt reservoir The thin dirt stored in 42 does not remain ground reliably to the 1st centrifugation portion 41 in thin dirt reservoir 42 Side falls.
I.e., it is possible to by the thin dirt of storage in thin dirt reservoir 42 easily to the 1st side, centrifugation portion 41 Guide, and be not provided with for make this thin dirt to the driving body etc. of the 1st centrifugation portion 41 side shifting, from And it is prevented from the increase of component count and the weight increase etc. of dust collect plant 26.
Additionally, when driving electric blower 35 (electric dust collector 11), with each 2nd centrifugation The thin dirt reservoir 42 of portion 44 connection vacuum compared with the 1st centrifugation portion 41 is bigger, therefore to Opening and closing lid portion 71 is attracted to the thin dirt reservoir 42 side i.e. direction of top to cover portion 49 active force, institute To be able to maintain that the state bottom opening and closing lid portion 71 of thin dirt reservoir 42 reliably blocked.
It addition, in the respective embodiments described above, the 2nd centrifugation portion 44 is not limited to multiple, the most also may be used Only to configure 1 above the 1st centrifugation portion 41.
Additionally, opening and closing lid portion 71 is configured to move integratedly with cover portion 49 but it also may with cover portion 49 Independently, the opening and closing with the lower section in the 1st centrifugation portion 41 realized by lower cover portion 48 interlock mutually or Person utilizes the negative pressure etc. produced by the driving of electric blower 35 to carry out action and arrange and make thin dirt store The opening and closing lid portion 71 of the bottom opening and closing in portion 42.
And then, opening and closing lid portion 71 is the lower section as the 2nd centrifugation portion 44 and makes thin dirt reservoir The bottom opening and closing of 42 but it also may be configured to, such as, make the revolving drum portion 110 in the 2nd centrifugation portion 44 The direct opening and closing in bottom.
And, although illustrate several embodiments of the invention, but these embodiments are as an example And point out, it is not intended to limit the scope of invention.These new embodiments can be with other various shapes State is implemented, within a range not departing from the gist of the invention, it is possible to carry out various omission, replace and change.This A little embodiments and deformation thereof are included in scope and the purport of invention, and are included in described in claim Invention and equivalents in.

Claims (3)

1. an electric dust collector, it is characterised in that possess:
Body shell, is used for receiving electric blower;And
Dust collect plant, it is possible to be located to mounting or dismounting this body shell, from the action by above-mentioned electric blower And dust is separated by the dust laden air sucked and captures,
Above-mentioned dust collect plant possesses:
1st centrifugation portion, by the part separation of the dust in dust laden air;
2nd centrifugation portion, connects with the 1st centrifugation portion and is positioned at the 1st centrifugation portion Top, by by the dust laden air behind the 1st centrifugation portion, than by the 1st centrifugal point From part from the less dust of dust separate;And
Opening and closing lid portion, it is possible to make the position opening and closing of the lower section in the 2nd centrifugation portion, by making the 2nd The position of the lower section in centrifugation portion is opened, thus will be isolated by above-mentioned 2nd centrifugation portion Dust guides towards above-mentioned 1st side, centrifugation portion,
Above-mentioned 1st centrifugation portion possesses the structure making dust laden air turn round along outside at central part,
Above-mentioned opening and closing lid portion is integrally provided with above described structure.
2. the electric dust collector recorded such as claim 1, it is characterised in that
Possesses the connector that can stretch structure and the 2nd side, centrifugation portion linked.
3. the electric dust collector recorded such as claim 1 or 2, it is characterised in that
Dust collect plant possesses the lid of the position opening and closing of the lower section making the 1st centrifugation portion,
With above-mentioned lid, the opening and closing of the bottom in above-mentioned 1st centrifugation portion is interlocked mutually and opening and closing lid portion makes The position opening and closing of the lower section in the 2nd centrifugation portion.
CN201380024733.2A 2012-05-11 2013-05-09 Electric dust collector Expired - Fee Related CN104302220B (en)

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JP2012-109679 2012-05-11
JP2012109679A JP2013236671A (en) 2012-05-11 2012-05-11 Electric vacuum cleaner
PCT/JP2013/063003 WO2013168754A1 (en) 2012-05-11 2013-05-09 Electric vacuum cleaner

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CN104302220B true CN104302220B (en) 2016-11-16

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KR101452673B1 (en) 2014-10-22
KR20140009243A (en) 2014-01-22
MY174041A (en) 2020-03-05
EP2848176A4 (en) 2015-12-16
CN104302220A (en) 2015-01-21
EP2848176A1 (en) 2015-03-18
EP2848176B1 (en) 2017-07-26
WO2013168754A1 (en) 2013-11-14
JP2013236671A (en) 2013-11-28

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