WO2020124335A1 - Dispositif de collecte de poussières et aspirateur comprenant celui-ci - Google Patents

Dispositif de collecte de poussières et aspirateur comprenant celui-ci Download PDF

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Publication number
WO2020124335A1
WO2020124335A1 PCT/CN2018/121613 CN2018121613W WO2020124335A1 WO 2020124335 A1 WO2020124335 A1 WO 2020124335A1 CN 2018121613 W CN2018121613 W CN 2018121613W WO 2020124335 A1 WO2020124335 A1 WO 2020124335A1
Authority
WO
WIPO (PCT)
Prior art keywords
centrifugal separator
dust collecting
dust
fluid
collecting device
Prior art date
Application number
PCT/CN2018/121613
Other languages
English (en)
Chinese (zh)
Inventor
刘明
杨曾峥
陈先鄂
Original Assignee
苏州市格美纳电器有限公司
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 苏州市格美纳电器有限公司 filed Critical 苏州市格美纳电器有限公司
Priority to PCT/CN2018/121613 priority Critical patent/WO2020124335A1/fr
Publication of WO2020124335A1 publication Critical patent/WO2020124335A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details 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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details 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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/18—Liquid filters

Definitions

  • the utility model relates to the technical field of vacuum cleaners, in particular to a dust collector and a vacuum cleaner having the same.
  • Horizontal vacuum cleaners are mainly composed of floor brushes, connecting ducts, dust liquid separation devices, casings and motor components.
  • the dust liquid separation devices include dust cups and separation
  • the motor assembly has a motor air inlet and a motor air outlet.
  • the motor assembly is used to generate suction force that sucks impurities on the ground and surrounding air from the air inlet of the vacuum cleaner into the dust cup cavity of the dust liquid separation device.
  • the air and dust are separated by the separator, and the dust falls into the dust cup.
  • the clean air enters the motor air inlet of the motor assembly from the dust cup cavity through the separator, and is discharged from the air outlet of the vacuum cleaner through the motor air outlet.
  • the filter system in the vacuum cleaner products in the prior art includes a tornado system, a single cone filter system, and sponge, hapa, and dust bag filtration, and the vacuum cleaner usually has only one motor for suction, and the dust removal effect is not outstanding enough, and the liquid cannot be separated.
  • the cleaning of the dust-liquid separation device is also very troublesome, which reduces the user experience.
  • the first aspect of the present invention discloses a dust collecting device, which includes a cover assembly, a partition bracket, a dust collecting component, and a separating mechanism for separating garbage in a fluid;
  • the cover body assembly is connected to the dust collecting part, and an installation cavity is formed between the cover body assembly and the dust collecting part, and the separation mechanism and the partition bracket are both located in the installation cavity,
  • the separating mechanism is connected to the partition bracket, and the partition bracket divides the installation cavity into a motor accommodating cavity and a dust cup cavity;
  • the separation mechanism includes a separation drive assembly and a centrifugal separator, the separation drive assembly is located in the motor housing cavity, the centrifugal separator is located in the dust cup cavity, the separation drive assembly is separated from the centrifugal
  • the separation drive assembly can drive the centrifugal separator to rotate.
  • the partition bracket includes a connecting cylinder and a partition
  • the outer wall of the connecting cylinder is hermetically connected to the inner wall of the installation cavity
  • the partition is connected to the connecting cylinder
  • the partition has The first hollow structure through which the fluid passes.
  • the separation driving assembly includes a driving motor, a transmission member and a fixing member,
  • connection portion is provided on the axis of the centrifugal separator.
  • the output shaft of the drive motor is connected to the connection portion through the transmission member.
  • the output shaft of the drive motor, the transmission member, and the connection portion are not Relative rotation
  • the centrifugal separator is connected to the transmission member or the driving motor through the fixing member, so that the centrifugal separator is suspended in the dust cup cavity.
  • the centrifugal separator includes a top plate, the top plate is provided with a second hollow structure for fluid to pass through, the connecting portion is a cylindrical structure, and the connecting portion is connected to the top plate.
  • the dust collecting device further includes an air guide wheel, the air guide wheel is located between the partition plate and the centrifugal separator, the air guide wheel and the centrifugal separator are non-rotatably connected, the The wind guide wheel has a third hollow structure for the passage of fluid.
  • the driving motor, the centrifugal separator, and the wind guide wheel are coaxially arranged.
  • the shape of the centrifugal separator is any one or a combination of a forward cone shape, an inverted cone shape, a straight cylindrical shape, or a flat plate shape.
  • the centrifugal separator has a passage through which air flows, and the shape of the passage is Non-round holes.
  • the side wall of the dust collecting part has a fluid inlet, and the cover assembly is provided with a fluid outlet;
  • the bottom of the centrifugal separator is a first distance from the bottom of the dust cup cavity, the fluid inlet is a second distance from the bottom of the dust cup cavity, and the first distance is not less than the second distance.
  • the side wall of the dust cup cavity is also provided with a passage guide for the drawn fluid to form a curve.
  • the present invention provides a vacuum cleaner including the dust collector described above.
  • the dust collector of the present invention has the following beneficial effects:
  • the dust collecting device of the utility model actively drives the centrifugal separator to rotate to a preset rotation speed through a separation driving component, and then sucks in the fluid under the suction of the host of the vacuum cleaner, which effectively improves the separation effect of the fluid to remove the dust and avoids the suction of the vacuum cleaner when the power is turned on Turbid gas is discharged from the vacuum cleaner, thereby affecting the service life of the filter.
  • Figure 1 is a schematic diagram of the dust collecting device of the embodiment of the utility model
  • Figure 2 is a front view of Figure 1;
  • Figure 3 is a cross-sectional view taken along the line A-A in Figure 2;
  • Figure 5 is a cross-sectional view of Figure 4.
  • FIG. 6 is a perspective view of a centrifugal separator according to an embodiment of the utility model
  • FIG. 7 is a cross-sectional view of the centrifugal separator of FIG. 6;
  • FIG. 8 is an assembly diagram of the centrifugal separator and the wind guide wheel of the embodiment of the utility model.
  • 3-separation mechanism 31-separation drive assembly; 311-drive motor; 312-transmission part; 313-fixing part; 32-centrifugal separator; 321-connecting part; 322-top plate; 323-bottom plate; 324-grid plate;
  • the "one embodiment” or “embodiment” referred to herein refers to a specific feature, structure, or characteristic that can be included in at least one implementation of the present invention.
  • the terms “upper”, “lower”, “top”, “bottom”, etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only In order to facilitate the description of the present invention and simplify the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, it cannot be understood as a limitation of the present invention.
  • first and second are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features.
  • the features defined as “first” and “second” may explicitly or implicitly include one or more of the features.
  • the terms “first”, “second”, etc. are used to distinguish similar objects, and need not be used to describe a particular order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances so that the embodiments of the present invention described herein can be implemented in an order other than those illustrated or described herein.
  • a dust collecting device includes a cover assembly 1, a dust collecting part 2, a partition bracket 4 and a separating mechanism 3 for separating garbage in a fluid;
  • the cover body assembly 1 is connected to the dust collecting part 2, and an installation cavity is formed between the cover body assembly 1 and the dust collecting part 2;
  • the separation mechanism 3 and the partition bracket 4 are both located in the installation cavity, and the separation mechanism 3 and the partition bracket 4 are connected, and the partition bracket 4 divides the installation cavity into a motor volume Place cavity 11 and dust cup cavity 21;
  • the separation mechanism 3 includes a separation drive assembly 31 and a centrifugal separator 32, the separation drive assembly 31 is located in the motor housing cavity 11, the centrifugal separator 32 is located in the dust cup cavity 21, the separation The driving assembly 31 is connected to the centrifugal separator 32, and the separation driving assembly 31 can drive the centrifugal separator 32 to rotate.
  • the dust cup cavity 21 is used to receive the dirt separated from the rotating fluid by the centrifugal separator 32.
  • the partition bracket 4 is connected to the cover assembly 1 or the dust collecting member 2.
  • the partition bracket 4 includes a connecting cylinder and a partition, the outer wall of the connecting cylinder is hermetically connected to the inner wall of the installation cavity, the partition is connected to the connecting cylinder, and the partition has a function The first hollow structure through which the fluid passes.
  • the partition is located in the connecting cylinder, and the partition is connected to the inner wall of the connecting cylinder.
  • the separation driving assembly 31 includes a driving motor 311, a transmission member 312, and a fixing member 313, and the centrifugal separator 32 is connected to the driving motor 311 through the transmission member 312, so that the centrifuge The separator 32 is suspended in the dust cup cavity 21;
  • a connecting portion 321 is provided on the axis of the centrifugal separator 32, the output shaft of the driving motor 311 is connected to the connecting portion 321 through the transmission member 312, the output shaft of the driving motor 311, the transmission member 312 and the connecting portion 321 cannot rotate relatively.
  • the connecting portion 321 is a hollow cylindrical structure
  • the transmission member 312 is a motor gear
  • the connecting portion 321 has a groove that cooperates with the motor gear, and the motor gear and the groove Meshing connection, so that the motor gear and the centrifugal separator 32 cannot rotate relatively.
  • the connecting portion 321 further has a fixing member accommodating cavity, the groove has a through hole, the through hole communicates with the fixing member 313 accommodating cavity, and the fixing member 313 is located on the fixing member Inside the cavity.
  • the fixing member 313 is a magnetic attraction member, and the magnetic attraction member can be engaged with the transmission member 312.
  • the fixing member 313 is a nut, and the nut can be screwed to the end of the output shaft passing through the through hole, or the nut can be The threaded connection of the transmission member 312.
  • the centrifugal separator 32 includes a top plate 322, the top plate 322 is provided with a second hollow structure for fluid to pass through, the connecting portion 321 is a cylindrical structure, the connecting portion 321 and the top plate 322 connected.
  • the centrifugal separator 32 includes a top plate 322, a bottom plate 323, and a plurality of grid plates 324, the plurality of grid plates 324 are spaced between the top plate 322 and the bottom plate 323, adjacent to each other A fluid channel is formed between the grid plates 324, and the top plate 322 is provided with a second hollow structure for fluid to pass through;
  • the connecting portion 321 has a cylindrical structure, and the connecting portion 321 is connected to the bottom plate 323 and the bottom plate 323 respectively.
  • the side wall of the dust collecting part 2 has a fluid inlet 22, and the cover assembly 1 is provided with a fluid outlet 12, which is first communicated with the suction airflow generating device of the vacuum cleaner host;
  • the bottom of the centrifugal separator 32 is a first distance from the bottom of the dust cup cavity 21, the fluid inlet 22 is a second distance from the bottom of the dust cup cavity 21, the first distance is not less than the second distance.
  • the shape of the centrifugal separator 32 is any one of a forward cone shape, an inverted cone shape, and a straight cylindrical shape.
  • the shape of the centrifugal separator 32 is a forward cone.
  • the forward cone centrifugal separator 32 includes a top plate 322, a bottom plate 323, and a plurality of grid plates 324.
  • the top plate 322 and The bottom plates 323 are all circular.
  • the diameter of the top plate 322 is smaller than the diameter of the bottom plate 323.
  • the plurality of grid plates 324 are circumferentially spaced between the top plate 322 and the bottom plate 323.
  • the grid plate 324 is at a preset angle with the central axis of the forward conical centrifugal separator 32.
  • the large diameter end of the forward cone centrifugal separator 32 is closer to the fluid inlet 22 on the dust collecting part 2.
  • the shape of the centrifugal separator 32 is an inverted cone, and its structure is similar to that of the forward cone, except that the diameter of the top plate 322 is larger than the diameter of the bottom plate 323, that is, the inverted cone
  • the small diameter end of the centrifugal separator 32 is closer to the fluid inlet 22 on the dust collecting member 2.
  • the shape of the centrifugal separator 32 is a straight cylindrical shape, and its structure is similar to the structure of the inverted cone centrifugal separator 32, except that the main shape of the straight cylindrical centrifugal separator 32 is cylindrical, that is, The diameters of the two ends of the centrifugal separator 32 are equal.
  • the shape of the centrifugal separator 32 may be other structures such as a flat plate.
  • the dust collecting device further includes an air guide wheel 5 located between the grid plate 324 and the centrifugal separator 32, the air guide wheel 5 and the centrifuge
  • the separator 32 is non-rotatably connected, and the wind guide wheel 5 has a third hollow structure for the passage of fluid.
  • the driving motor 311, the centrifugal separator 32, and the wind guide wheel 5 are coaxially arranged.
  • the side wall of the dust cup chamber 21 is also provided with a passage guide for forming a curve of the fluid drawn in.
  • the dust collecting part 2 includes a dust cup and a bottom cover, the bottom cover is provided at the bottom end of the dust cup, and the bottom cover is hingedly connected to the dust cup to facilitate turning down and opening to dump dust and other dirt .
  • a vacuum cleaner includes the dust collector described above.
  • the dust collecting device of the utility model actively drives the centrifugal separator to rotate to a preset rotation speed through a separation driving component, and then sucks in the fluid under the suction of the host of the vacuum cleaner, which effectively improves the separation effect of the fluid to remove the dust and avoids the suction of the vacuum cleaner when the power is turned on Turbid gas is discharged from the vacuum cleaner, thereby affecting the service life of the filter.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Centrifugal Separators (AREA)
  • Separating Particles In Gases By Inertia (AREA)

Abstract

Un dispositif de collecte de poussière comprend un ensemble couvercle (1), un support d'élément de séparation (4), un composant de collecte de poussière (2) et un mécanisme de séparation (3) utilisé pour séparer les déchets d'un fluide. L'ensemble couvercle (1) est relié au composant de collecte de poussière (2). Un compartiment d'installation est formé entre l'ensemble couvercle (1) et le composant de collecte de poussière (2). Le mécanisme de séparation (3) et le support d'élément de séparation (4) sont positionnés dans le compartiment d'installation. Le mécanisme de séparation (3) est relié au support d'élément de séparation (4). Le support d'élément de séparation (4) divise le compartiment d'installation en un compartiment de réception de moteur électrique (11) et un compartiment bac à poussière (21). Le mécanisme de séparation (3) comprend un ensemble d'entraînement de séparation (31) et un séparateur centrifuge (32). L'ensemble d'entraînement de séparation (31) est positionné dans le compartiment de réception de moteur électrique (11). Le séparateur centrifuge (32) est positionné dans le compartiment bac à poussière (21). L'ensemble d'entraînement de séparation (31) est relié au séparateur centrifuge (32). L'ensemble d'entraînement de séparation (31) peut entraîner le séparateur centrifuge (32) pour effectuer un mouvement de rotation. Le dispositif de collecte de poussière utilise l'ensemble d'entraînement de séparation (31) pour entraîner activement le séparateur centrifuge (32), de telle sorte que la rotation du séparateur centrifuge (32) atteint une vitesse de rotation prédéfinie, puis un fluide est aspiré sous l'effet de l'aspiration d'un corps principal d'aspirateur, ce qui facilite efficacement la séparation entre la poussière et le fluide.
PCT/CN2018/121613 2018-12-17 2018-12-17 Dispositif de collecte de poussières et aspirateur comprenant celui-ci WO2020124335A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/121613 WO2020124335A1 (fr) 2018-12-17 2018-12-17 Dispositif de collecte de poussières et aspirateur comprenant celui-ci

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/121613 WO2020124335A1 (fr) 2018-12-17 2018-12-17 Dispositif de collecte de poussières et aspirateur comprenant celui-ci

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WO2020124335A1 true WO2020124335A1 (fr) 2020-06-25

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6306199B1 (en) * 2000-04-19 2001-10-23 Rexair, Inc. Separator with multiple function vanes for a vacuum cleaner apparatus
EP1219223A2 (fr) * 2000-12-29 2002-07-03 Gisowatt S.P.A. Industria Elettrodomestici Aspirateur à bain de liquide muni d'un séparateur rotatif
EP1292211A1 (fr) * 2000-06-20 2003-03-19 James Peter Thompson Aspirateur du type bain de liquide
US7291192B1 (en) * 2004-12-27 2007-11-06 Lavasser Leonard J Removable gas/liquid separator for a motor
CN201445461U (zh) * 2009-07-22 2010-05-05 刘志洪 吸尘器用水气分离器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6306199B1 (en) * 2000-04-19 2001-10-23 Rexair, Inc. Separator with multiple function vanes for a vacuum cleaner apparatus
EP1292211A1 (fr) * 2000-06-20 2003-03-19 James Peter Thompson Aspirateur du type bain de liquide
EP1219223A2 (fr) * 2000-12-29 2002-07-03 Gisowatt S.P.A. Industria Elettrodomestici Aspirateur à bain de liquide muni d'un séparateur rotatif
US7291192B1 (en) * 2004-12-27 2007-11-06 Lavasser Leonard J Removable gas/liquid separator for a motor
CN201445461U (zh) * 2009-07-22 2010-05-05 刘志洪 吸尘器用水气分离器

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