CN102652652A - Separated dust collection device with two inlets and single dust exhaust port - Google Patents

Separated dust collection device with two inlets and single dust exhaust port Download PDF

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Publication number
CN102652652A
CN102652652A CN2011100468889A CN201110046888A CN102652652A CN 102652652 A CN102652652 A CN 102652652A CN 2011100468889 A CN2011100468889 A CN 2011100468889A CN 201110046888 A CN201110046888 A CN 201110046888A CN 102652652 A CN102652652 A CN 102652652A
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CN
China
Prior art keywords
dust
inlets
air
cyclone separator
flow
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.)
Pending
Application number
CN2011100468889A
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Chinese (zh)
Inventor
肖宗亮
李宁
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LG Electronics Tianjin Appliances Co Ltd
Original Assignee
LG Electronics Tianjin Appliances Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LG Electronics Tianjin Appliances Co Ltd filed Critical LG Electronics Tianjin Appliances Co Ltd
Priority to CN2011100468889A priority Critical patent/CN102652652A/en
Publication of CN102652652A publication Critical patent/CN102652652A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a separated dust collection device with two inlets and a single dust exhaust port. The separated dust collection device comprises a cyclone separator and a dust collection barrel, wherein filters are respectively arranged at two ends in the cyclone separator; the dust collection barrel is arranged below the cyclone separator and communicated with the cyclone separator through a dust exhaust pipe; two dust-containing air flow inlets are formed in a manner that two sides of the cyclone separator are tangent to the surface of the cyclone separator; and an included angle is formed between the central axes of the two inlets. The two inlets are staggered from each other, so that the time of arrival of the air flow at a central expansion part is different, and the flow disorder caused by intersection and stacking is eliminated; furthermore, the internal asymmetric flow can be improved, so that the separation effect is enhanced; an air extraction port communicated to an air suction pipe is formed on the dust exhaust pipe, so that the dust exhaust port is enlarged, and the air flow can flow downwards; therefore, air cascade can be effectively prevented; moreover, the downward dust exhaust air flow can prevent the air extraction port from being blocked; and the air flow extracted through the air extraction port enters the separator again through the other inlet for secondary separation, so that the separation effect is further enhanced.

Description

The single dust-exhausting port separation dust collector device of two inlets
Technical field
The present invention relates to the dust catcher field, particularly relate to a kind of cyclonic separation dust collect plant.
Background technology
Usually, vacuum cleaner is to utilize vacuum to produce suction to suck air, makes air flow through various filters, airborne foreign matter is filtered the device in the cleaning chamber.
Vacuum cleaner can be divided into filter type and cyclone type to the mode that foreign matters such as dust, hair filter by it.Wherein filter type makes the air that contains foreign matter flow through a kind of dry goods dust bag; Foreign matter filtered to change dust bag periodically; And cyclone type makes the suction air generation swirling flow that contains foreign matter; Fall the bottom surface with sucking the deadweight effect tenesmus of airborne foreign matter in rotary course, do not need dust bag, its use amount just constantly rises.
During the work of cyclone type dust catcher; Body interior machine operation and produce suction; Make object or local the suck gas that contains foreign matter of suction nozzle through this suction from the needs cleaning; The gas that is inhaled into gets into body interior through prolonging pipe with tube connector, then through suction elbow entering whirlwind separator, foreign matter in the dust is filtered is collected in the dust bucket; Gas after the filtration through the motor internal heat release after, relend and help the wind-force that the blower fan running produces and be discharged to body exterior by exhaust portion.
In recent years; The technical staff of the sector constantly improves the development and research of the dust separation effect aspect of vacuum cleaner; In the at present up-to-date achievement in research; The structure of taking whirlwind separator is designed to separating for several times that has, the design that is employed in two inlets of design on the single whirlwind separator that has is in the hope of reaching the purpose that improves separating effect.
Shown in Figure 1 is the single dust-exhausting port cyclone separator arrangement sketch map of two inlets in the prior art.Consult shown in Figure 1; The single whirlwind separator 2 of prior art dust catcher is provided with 21, dusts of two dust-contained airflow inlets and discharges interface 22 and dedusting gas discharge interface; Two dust-contained airflows inlet 21 is connected with suction line respectively, and the outer wall of the center line of air flow inlet 21 and the filter that fixedly installs the inner two ends of cyclone separator to be tangential direction crossing.The dust discharge interface 22 that is arranged on separator 2 middle parts is communicated with dust bucket 3, and dedusting gas is discharged interface and communicated with body; Two inlets have increased suction inlet and can improve air-breathing power, and two strands of cyclonic air flows promote dust granule jointly and flow to dust bucket 3, and the single whirlwind separator of this structural design can reach very high separating effect.
But existing separator rotates towards separator central authorities after two inlets get into separator respectively; Get rid of in the dust bucket in the school extension collision of centre and dust at last; This with regard to school extension in the middle of causing being intersected in simultaneously from the air-flow that both sides get into and its anglec of rotation too; Cause air-flow stack to produce flowing chaotic, the part dust particle breaks away from and separates track and get into filter and be inhaled into motor cavity; Also cause air that part gets into dust collecting part to return separator and cause air-flow to be collaborated causing disorderly, be unfavorable for that dust gets into dust collecting part from dust-exhausting port.
Summary of the invention
The object of the present invention is to provide a kind of middle school extension collision phenomenon of separator that can effectively reduce also can prevent to get into the cyclonic separation dust collect plant that air-flow returns in the dust bucket.
To achieve these goals, technical scheme of the present invention is following:
The single dust-exhausting port separation dust collector device of a kind of two inlets; Comprise whirlwind separator that inner two ends are respectively arranged with filter be arranged on described cyclone separator below and with described whirlwind separator and the dust bucket that is communicated with it by dust flue, be formed with two dust-contained airflows on described cyclone separator both sides and its surface tangently and enter the mouth between described two central axis that enter the mouth shape in an angle.
Preferably; Described two inlet angles are between 60 ° to 90 °, and through experiment test, angle is when this value range; The experiment uses the ash as standard IEC 60312 in the use DMT the time; Separative efficiency rises to 97.83% by 96.9, it is to be noted that for difference inlet size and separator diameter and length variations, preferred angle is different.
Preferably, be provided with bleeding point in described dust flue one side, described bleeding point is connected to the dust catcher air intake duct through hollow conduit, wherein bleeding point is arranged on and closes on dust bucket one side, better effects if.
Preferably, described bleeding point is arranged on the dust flue inboard.
Preferably, described bleeding point inboard is provided with and filters gauze or filter screen.
Dust-separating appliance of the present invention adopts the double suction inlet that staggers and be provided with; The air-flow that staggers rotates the time that arrives central school extension and eliminates crossing stack and cause the confusion that flows, and can also improve inner asymmetric flowing simultaneously, has improved separating effect; And on dust flue, offer the bleeding point that is communicated to air intake duct; Increase dust-exhausting port place downdraught, can effectively prevent to collaborate, downward dust discharge air communication can prevent the obstruction of bleeding point excessively simultaneously; And get into separator through the air-flow that bleeding point is drawn out of once more via inlet and carry out secondary separation, improve separating effect.
Description of drawings
Fig. 1 is the single dust-exhausting port separation dust collector device structural representation of two inlets in the prior art;
Fig. 2 is the single dust-exhausting port separation dust collector device perspective view of two inlets among the present invention;
Fig. 3 is the single dust-exhausting port separation dust collector device side-looking structural representation of two inlets among the present invention.
The specific embodiment
Be elaborated below in conjunction with the structure of accompanying drawing to rotary compressor of the present invention.
Most preferred embodiment dust catcher separation dust collector device of the present invention comprises cylindrical shape or oval whirlwind separator 1 and in order to the dust bucket 15 of storage dust.Described separator 1 axial inner two ends are respectively arranged with filter; The outside blast pipe (not shown) that forms at described filter center place; Be formed with two dust-contained airflow inlets 11 and inlet 12 in described cyclone separator both sides and its surface tangently; Form a dust outlet in bottom, described cyclone separator center, described outlet is communicated with separator 1 so that the dust that separates gets into dust bucket inside with dust bucket 15 through dust flue 14.Wherein, form a non-vanishing angle between described inlet 11 and 12 the central axis of entering the mouth, i.e. two inlets setting of staggering.
When dust catcher is worked; Machine operation is with being pumped near vacuum in the separator; Outer gas stream sucks and two suction inlets through separator tangentially get into separator and rotate within it dirt gas is separated from suction nozzle under pressure difference; Because two suction inlet alternate angles of two entrance separators are provided with, so it is different to arrive middle school extension air-flow rotating cycle from two suction inlets, the rotation of can staggering arrives the time of central school extension and eliminates the stack initiation that crosses flows chaotic; Can also improve simultaneously inner asymmetric flowing, improve separating effect.
It is pointed out that staggers two suction is provided with and can effectively improves separating effect, preferably, more outstanding 60 ° to 90 o'clock effects at the two suction angle.
Further; For effectively improving the turbulent flow that the dust-exhausting port place occurs,, be preferably the inboard and offer bleeding point 18 in described dust flue 14 1 sides; Described bleeding point 18 is connected to the dust catcher air intake duct through hollow conduit; And filter is set in bleeding point 18 inboards causes stopping up to prevent that thick dirt from getting into, preferably, described filter is for filtering gauze or being arranged on the inner filter screen of dust flue.
In the dust catcher course of work; Air intake duct forms a low-pressure area to bleeding of dust flue inside in dust flue; Make the dust and the fraction air-flow of dust-exhausting port top get into dust leg fast, can effectively prevent to collaborate that downward dust discharge air communication can prevent the obstruction of bleeding point excessively simultaneously; And get into separator through the air-flow that bleeding point is drawn out of once more via inlet and carry out secondary separation, improve separating effect.
In sum, dust-separating appliance of the present invention adopts the double suction inlet that staggers and be provided with, and the air-flow that staggers rotates the time that arrives central school extension and eliminates the stack that crosses and cause the confusion that flows; Can also improve simultaneously inner asymmetric flowing; Improve separating effect, and on dust flue, offered the bleeding point that is communicated to air intake duct, increased dust-exhausting port place downdraught; Can effectively prevent to collaborate; Simultaneously downward dust discharge air communication can prevent the obstruction of bleeding point excessively, and gets into separator through the air-flow that bleeding point is drawn out of once more via inlet and carry out secondary separation, improves separating effect.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.

Claims (5)

1. single dust-exhausting port separation dust collector device of two inlets; Comprise whirlwind separator that inner two ends are respectively arranged with filter be arranged on described cyclone separator below and with described whirlwind separator and the dust bucket that is communicated with it by dust flue; Be formed with two dust-contained airflow inlets (11) and inlet (12) in described cyclone separator both sides and its surface tangently, it is characterized in that: shape in an angle between the central axis of described inlet (11) and inlet (12).
2. the single dust-exhausting port separation dust collector device of two inlets as claimed in claim 1 is characterized in that: described two inlet angles are between 60 ° to 90 °.
3. according to claim 1 or claim 2 single dust-exhausting port separation dust collector devices of two inlets, it is characterized in that: be provided with bleeding point in described dust flue one side, described bleeding point is connected to the dust catcher air intake duct through hollow conduit.
4. the single dust-exhausting port separation dust collector device of two inlets as claimed in claim 1, it is characterized in that: described bleeding point is arranged on the dust flue inboard.
5. the single dust-exhausting port separation dust collector device of two inlets as claimed in claim 1 is characterized in that: described bleeding point inboard is provided with filters gauze or filter screen.
CN2011100468889A 2011-03-01 2011-03-01 Separated dust collection device with two inlets and single dust exhaust port Pending CN102652652A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011100468889A CN102652652A (en) 2011-03-01 2011-03-01 Separated dust collection device with two inlets and single dust exhaust port

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011100468889A CN102652652A (en) 2011-03-01 2011-03-01 Separated dust collection device with two inlets and single dust exhaust port

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CN102652652A true CN102652652A (en) 2012-09-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106132262A (en) * 2014-03-26 2016-11-16 创科地板护理技术有限公司 Separator assembly for sucking and cleaner
US10736475B2 (en) 2015-11-10 2020-08-11 Techtronic Industries Co. Ltd. Handheld vacuum cleaner

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004181207A (en) * 2002-11-29 2004-07-02 Samsung Kwangju Electronics Co Ltd Cyclone dust collecting device for vacuum cleaner
CN1744844A (en) * 2002-12-03 2006-03-08 瓦克瑟有限公司 Dust separator and collector arrangement for suction cleaner
CN101036905A (en) * 2006-03-15 2007-09-19 三星光州电子株式会社 Dust collecting apparatus with a plurality of inlets
CN101455542A (en) * 2007-12-13 2009-06-17 乐金电子(天津)电器有限公司 Preposition structure of dust collector separator
CN101711658A (en) * 2008-10-07 2010-05-26 乐金电子(天津)电器有限公司 Two-inlet cyclone flow guide structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004181207A (en) * 2002-11-29 2004-07-02 Samsung Kwangju Electronics Co Ltd Cyclone dust collecting device for vacuum cleaner
CN1744844A (en) * 2002-12-03 2006-03-08 瓦克瑟有限公司 Dust separator and collector arrangement for suction cleaner
CN101036905A (en) * 2006-03-15 2007-09-19 三星光州电子株式会社 Dust collecting apparatus with a plurality of inlets
CN101455542A (en) * 2007-12-13 2009-06-17 乐金电子(天津)电器有限公司 Preposition structure of dust collector separator
CN101711658A (en) * 2008-10-07 2010-05-26 乐金电子(天津)电器有限公司 Two-inlet cyclone flow guide structure

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106132262A (en) * 2014-03-26 2016-11-16 创科地板护理技术有限公司 Separator assembly for sucking and cleaner
CN106132262B (en) * 2014-03-26 2019-07-09 创科地板护理技术有限公司 Separator assembly for sucking and cleaner
US10736475B2 (en) 2015-11-10 2020-08-11 Techtronic Industries Co. Ltd. Handheld vacuum cleaner
US10786126B2 (en) 2015-11-10 2020-09-29 Techtronic Industries Co. Ltd. Handheld vacuum cleaner
US11357370B2 (en) 2015-11-10 2022-06-14 Techtronic Industries Co. Ltd. Handheld vacuum cleaner
US11432690B2 (en) 2015-11-10 2022-09-06 Techtronic Industries Co. Ltd. Handheld vacuum cleaner

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Application publication date: 20120905