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WO2019026308A1 - 電気掃除機 - Google Patents

電気掃除機 Download PDF

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Publication number
WO2019026308A1
WO2019026308A1 PCT/JP2017/043672 JP2017043672W WO2019026308A1 WO 2019026308 A1 WO2019026308 A1 WO 2019026308A1 JP 2017043672 W JP2017043672 W JP 2017043672W WO 2019026308 A1 WO2019026308 A1 WO 2019026308A1
Authority
WO
WIPO (PCT)
Prior art keywords
dust
cup
filter
unit
vacuum cleaner
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.)
Ceased
Application number
PCT/JP2017/043672
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
太田　博司
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Priority to JP2019533883A priority Critical patent/JP6952116B2/ja
Priority to CN201780092532.4A priority patent/CN110913738B/zh
Publication of WO2019026308A1 publication Critical patent/WO2019026308A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • A47L9/20—Means for cleaning filters

Definitions

  • the present invention relates to a vacuum cleaner.
  • a cleaner main body As a conventional vacuum cleaner, according to Patent Document 1, there is provided a cleaner main body, a flexible hose having a base end detachably connected to the cleaner main body, and a distal end side of the flexible hose
  • a canister comprising an extended pipe having a handle and an operating portion, a proximal end detachably connected to the distal end of the flexible handle, and a suction port detachably connected to the distal end of the extended pipe
  • a type of vacuum cleaner is disclosed.
  • the cleaner body includes a drive unit incorporating a motor-driven blower and a cord reel connectable to a commercial power source, and a cyclone type dust collection unit removably mounted on the drive unit. ing.
  • the drive device is rotatably mounted on the housing, and has a housing having a concave opening at the upper opening for attaching and removing the dust collector in the vertical direction and a connection port connectable to the proximal end of the flexible hose.
  • the motor blower and the cord reel are disposed behind the mounting portion in the housing.
  • an air outlet and an air inlet connectable to an air inlet and an air outlet, which will be described later, of the dust collecting apparatus are provided in the mounting portion of the housing, and an exhaust port is provided in the rear of the housing There is.
  • the dust collecting apparatus comprises a dust cup having the air inlet and the mounting port, a filter unit having a filter body detachably mounted on the mounting port of the dust cup, and air detachably mounted so as to cover the filter unit A filter cover having an outlet and an interlocking mechanism attached to the filter cover.
  • the filter unit includes a cup portion having an air flow hole detachably mounted to the mounting opening of the dust cup, a filter body detachably mounted on the air flow downstream side of the air flow hole in the cup portion, and air in the cup portion And a cylindrical mesh portion attached to the air flow upstream side of the flow hole.
  • the interlocking mechanism removes dust from the filter body by the handle portion attached to the filter cover so as to be pivotable about the vertical axis with respect to the mounting opening of the dust cup and the pivoting operation about the axial center of the handle portion
  • the air containing dust is driven from the suction port body by driving the electric blower, and the dust cup of the cleaner body via the extension pipe and the flexible hose. Flowing in, relatively large dust is trapped in the dust cup, and air containing fine dust passes through the mesh portion toward the filter body. Then, fine dust is captured by the filter body, and the air purified by passing through the filter body passes through the electric blower in the drive device and is discharged from the exhaust port to the outside.
  • the rotating dust removal unit slides on the filter body to vibrate the filter body to drop dust into the dust cup, and the spiral compression unit is rotated to move the dust cup It is possible to compress the dust accumulated at the bottom of the inside.
  • a lock mechanism is provided between the dust collection device and the drive device.
  • the lock mechanism includes a lock release button provided on the filter cover of the dust collecting apparatus, a claw portion provided on the outer peripheral portion of the filter cover, and a spring provided on the filter cover to bias the claw portions outward. And a claw portion provided in the mounting portion of the drive device and a locking recess which can be engaged and disengaged.
  • the claw portion In the state where the dust collection device is mounted to the drive device, the claw portion is in a locked state locked in the locking recess.
  • the lock release button When removing the dust collection device from the drive device, the lock release button is pressed to separate the claws from the locking recess to release the lock, and in this state, the handle is pulled up to remove the dust collection device from the drive device.
  • the user needed to remove the dust adhering to the outer peripheral surface of the mesh part (dust, hair, thread waste, etc.) by hand.
  • the user turns the handle and breaks it until the helical compression portion is overloaded. In other words, it is not configured to make the user aware that the helical compression part is overloaded, and to avoid breakage of the interlocking mechanism.
  • This invention is made in view of such a subject, and it aims at providing the vacuum cleaner which can reduce the burden on the user concerning the maintenance of a dust collector.
  • a cleaner body having a drive unit incorporating an electric blower, and a dust collection unit detachably mounted on the drive unit
  • the dust collecting apparatus includes a dust cup and an interlocking mechanism detachably attached to the dust cup.
  • the interlocking mechanism has a handle portion mounted so as to be able to reciprocate in the axial direction of the dust cup, and a lock claw pivoted by the reciprocation movement in the axial direction of the handle portion.
  • the driving device has a dust collection unit mounting unit to which the dust collection unit is mounted, and an engagement recess provided in the dust collection unit mounting unit.
  • the engagement recess is engaged with the lock claw of the dust collection device mounted to the dust collection device mounting portion, and the lock claw is swung by pulling the handle portion in the axial direction, and the engagement is performed.
  • a vacuum cleaner is provided that is configured to disengage from the mating recess.
  • the vacuum cleaner of the present invention when the handle portion is pulled, the lock of the dust collecting device mounted on the drive device is released, so the dust collection device is removed from the drive device by a one-step operation of pulling up the handle portion. Can. Therefore, even if it is difficult for the conventional vacuum cleaner to perform the operation of pulling up the handle while pressing the lock release button with one hand, the dust collector can be easily removed from the drive device with one hand. As described above, according to the present invention, it is possible to reduce the burden on the user when maintaining the dust collection device.
  • the interlocking mechanism can release the locked state of the dust collection device mounted on the drive device, it becomes unnecessary to separately provide a member such as a lock release button, and the number of parts of the dust collection device can be reduced. Can be reduced, and the assembly work can be made more efficient and lighter.
  • FIG. 1 is the perspective view seen from the left front
  • FIG. 2 is a left side cross-sectional view of the cleaner body of the first embodiment.
  • FIG. 2 is a perspective view showing a state in which the battery is removed from the drive device in Embodiment 1.
  • It is a perspective view which shows the state which removed the dust collector from the drive device in Embodiment 1.
  • FIG. It is the perspective view which looked the drive device in Embodiment 1 from upper left.
  • It is a dust collector in Embodiment 1 and (A) is a perspective view seen from the right front, and (B) is a perspective view seen from the left rear.
  • FIG. 2 is a right side cross-sectional view of the dust collection device in the first embodiment. It is a perspective view which shows the state which opened the filter cover of the dust collector in Embodiment 1. FIG. It is a perspective view which shows the state which removed the dust cup of the dust collector in Embodiment 1.
  • FIG. FIG. 2 is an exploded perspective view of the dust collection device in the first embodiment. It is a disassembled perspective view which shows the filter cover of the dust collector in Embodiment 1, and the upper component of an interlock mechanism. It is a disassembled perspective view which shows the component of the upper part of the filter unit of the dust collector in Embodiment 1, and the intermediate part of an interlock mechanism.
  • FIG. 6 is an exploded perspective view showing the lower part of the filter unit and the lower part of the interlocking mechanism of the dust collection device in the first embodiment.
  • FIG. 2 is an exploded perspective view showing components of a dust cup of the dust collection device in Embodiment 1.
  • FIG. 1 is Embodiment 1 of the vacuum cleaner main body in the vacuum cleaner of this invention
  • (A) is the perspective view seen from the left front
  • (B) is the perspective view seen from the left rear
  • 2 is a left side sectional view of the cleaner body of the first embodiment
  • FIG. 3 is a perspective view showing a state in which the battery is removed from the drive device in the first embodiment
  • 4 is a perspective view showing a state in which the dust collecting apparatus is removed from the drive device in the first embodiment
  • FIG. 5 is a perspective view of the drive device in the first embodiment when viewed from the upper left side.
  • a vacuum cleaner As shown in FIGS. 1 to 5, a vacuum cleaner according to the present invention includes a drive unit 10 incorporating an electric blower 30, and a cleaner main body 1 having a dust collection unit 50 removably mounted on the drive unit 10.
  • a flexible hose having an unshown handle and an operating portion, an extension pipe and a suction port body are connected to the cleaner body 1.
  • the vacuum cleaner of this invention since the vacuum cleaner of this invention has the characteristics in the cleaner body 1, below, the cleaner main body 1 is mainly demonstrated.
  • the driving device 10 is an upper opening concave-shaped dust collector mounting portion 12 for attaching and detaching the dust collector 50 in the vertical direction with the dust collector 50 lying down and an upper opening concave battery for attaching and detaching the battery 20 in the vertical direction.
  • the housing 11 has an oblong upper end edge in a plan view, and a front portion of the upper end edge is a handle portion 11a having a U-shape in plan view. Further, a battery mounting portion 13 having an upper opening concave shape is provided at a rear portion of the upper end edge of the housing 11 opposite to the handle portion 11a, and a bottom portion of the dust collector 50 is held in front of the battery mounting portion 13.
  • a plate 14 is provided upright, and the space between the holding plate 14 and the handle portion 11a is the concave dust collector mounting portion 12 extending in the front-rear direction.
  • a circuit board 31 electrically connected to the electric blower 30 through a lead wire is provided inside the holding plate 14 and the housing 11.
  • the housing 11 has a connection port 11b connectable to the proximal end of a flexible hose (not shown) below the handle 11a and in front of the dust collector mounting portion 12, and the dust collector 50 will be described later.
  • An air outlet 11c and an air inlet 11d connectable to the air inlet 61c and the air outlet 81a 2 are provided at the bottom left rear and the bottom front of the dust collector mounting portion 12, and the rear wall has an outlet 11e.
  • packings are provided around the air outlet 11c and the air inlet 11d, respectively, and at the three positions around the exhaust port 11e in the rear wall portion of the housing 11, the drive device 10 can be erected like a protrusion Legs 11 f are provided.
  • the space between the connection port 11b and the air outlet 11c is a first flow path 18a of air
  • the space between the air inlet 11d and the electric blower 30 is a second flow path 18b.
  • the third flow path 18c is between the electric blower 30 and the exhaust port 11e.
  • the electric blower 30 is disposed at the lower portion (the side of the air outlet 11c) of the dust collection device mounting portion 12 in the front-rear direction middle position, and the third flow path 18c extends from the electric blower 30 to the left and right of the battery mounting portion 13. It goes around to both sides and reaches the exhaust port 11e.
  • a pair of engagement members in which a pair of lock claws 91 b described later of the dust collecting apparatus 50 engageably engage on both left and right sides of the air introduction port 11 d.
  • a joint recess 11g is provided.
  • concave terminal electrically connectable convex terminals 11b 1 of the electric wiring portion provided at the proximal end of the flexible hose (not shown) is provided in the connecting port 11b, convex terminal 11b 1 is It is electrically connected to the circuit board 31 through the lead wires.
  • a recessed portion into which the bottom of the dust collecting device 50 is fitted is provided on the front surface of the holding plate 14, and a battery lock mechanism 14 a is provided on the rear surface of the holding plate 14 constituting the front surface of the battery mounting portion 13.
  • the battery lock mechanism 14a includes a locking pawl 14a 1, a spring 14a 2 for biasing the locking pawl 14a 1 backward, moving the locking pawl 14a 1 forward made and a button 14a 3.
  • the battery 20 has a notch recess 21 provided on the surface facing the front surface of the battery mounting portion 13 and an electrode (not shown) electrically connected to a terminal (not shown) provided at the back of the battery mounting portion 13. Have.
  • the terminals of the battery mounting portion 13 are electrically connected to the circuit board 31 via lead wires.
  • a push-up bar 17a that contacts the lower end of the battery 20 mounted to the battery mounting portion 13 and a spring 17b that biases the push-up bar 17a upward are provided.
  • the locking claw 14 a 1 of the battery lock mechanism 14 a is locked in the notch recess 21 of the battery 20.
  • the push-up bar 17a is pushed down against the biasing force of the spring 17b, and the electrode of the battery 20 is fixed in a state of being electrically connected to the terminal of the battery mounting portion 13.
  • FIG. 6 shows the dust collecting apparatus according to the first embodiment, wherein (A) is a perspective view as viewed from the front on the right side, and (B) is a perspective view as viewed from the rear on the left side. 7 is a right side sectional view of the dust collecting apparatus according to the first embodiment, and FIG. 8 is a perspective view showing a state where the filter cover of the dust collecting apparatus according to the first embodiment is opened. 9 is a perspective view showing a state in which the dust cup of the dust collection device in the first embodiment is removed, and FIG. 10 is an exploded perspective view of the dust collection device in the first embodiment.
  • the dust collecting apparatus 50 has a dust cup 60 having the air inlet and a mounting port, and a filter unit 70 having a filter body detachably mounted on the mounting port of the dust cup 60. And a filter cover 80 having the air outlet 81a 2 removably attached so as to cover the filter unit 70, and an interlocking mechanism 90 attached to the filter cover 80.
  • a filter cover 80 having the air outlet 81a 2 removably attached so as to cover the filter unit 70, and an interlocking mechanism 90 attached to the filter cover 80.
  • FIG. 11 is an exploded perspective view showing components of a filter cover and an upper part of an interlocking mechanism of the dust collection device according to the first embodiment.
  • the filter cover 80 has a cover main body 81 having a cylindrical boss portion 81a 1 in the vertical direction, and a pressing cover 82 attached to the cover main body 81 with a screw 83.
  • An attachment recess 81 b is provided for swingably attaching the lock claw member 91 of the second embodiment. Further, a part of the outer peripheral portion of the cover body 81, the right side of the mounting recess 81b together with the bearing portion 81c is provided, the locking member 81d and a spring 81d 1 is provided on the left side of the mounting recess 81b.
  • around the cylindrical boss portion 81a 1 of the cover body 81 has a annular space for accommodating the lower end of the handle portion 92 to be described later of interlocking mechanism 90.
  • the lock claw member 91 includes a plate-like portion 91a, a pair of L-shaped lock pawls 91b provided at both longitudinal end portions of the plate-like portion 91a, a plate-like portion 91a and a pair of lock pawls.
  • a pair of shaft portions 91c provided on the same axial center parallel to the longitudinal direction between 91b and 91b, and a projection projecting to the opposite side to the lock claw 91b at the longitudinal middle portion of the plate-like portion 91a And a piece 91d.
  • the handle portion 92 has a cylindrical handle main body 92a having a recessed circumferential groove 92a 1 in the circumferential direction on the outer peripheral surface, and a lid 92b attached to the upper portion of the handle main body 92a. It is connected at 92c.
  • a small diameter wall 92a 21 is provided around the center hole 92a 2 of the handle body 92a, and the handle body 92a has a double wall structure.
  • interlocking mechanism 90 includes a first connecting shaft 93 and the second connecting shaft 94 with a packing 93a is inserted from above and below the cylindrical boss portion 81a 1 of the cover body 81, the handle body 92a of center hole 92a 2 a spring 95a which is inserted from above and inserting the first connecting shaft 93, and the washer threaded 95b for coupling a center hole 92a 2 of the handle body 92a to the first connecting shaft 93 which is inserted from below, the via spring 97a And a cylindrical first gear 96, which is attached to the connecting shaft 94 from below with a screw with washer 97b.
  • the first connecting shaft 93, the second connecting shaft 94, and the first gear 96 are integrally rotatably connected by a screw with washer 97b (FIG. 7).
  • the spring 95a biases the handle main body 92a to the lower side of the cover main body 81, but the handle main body 92a is movable upward against the biasing force of the spring 95a.
  • the spring 97a biases the first gear 96 downward (opposite to the handle portion 92), but the first gear 96 resists the biasing force of the spring 97a and is directed upward (handle portion 92). It is possible to move to the side).
  • the lock claw member 91 of the interlocking mechanism 90 When the lock claw member 91 of the interlocking mechanism 90 is assembled to the filter cover 80, the lock claw member 91 is installed in the mounting recess 81 b of the cover main body 81. At this time, the pair of shaft portions 91c of the lock claw member 91 is placed on the semicircular notches 81e of the upper end portions of the left and right ribs provided in the mounting recess 81b. Thereafter, the pressing cover 82 is attached to the cover main body 81 via the spring 99.
  • the tip end portion of the projection 91 d of the lock claw member 91 is engaged with the concave circumferential groove 92 a 1 of the handle portion 92 (FIG. 7).
  • the spring 99 is biasing the locking pawl member 91 to the cover body 81 side, the projecting piece 91d is pulled to engaged with the concave peripheral groove 92a 1 by pulling the handle portion 92, whereby the spring
  • the lock claw member 91 can swing around the shaft portion 91c against the urging force of 99.
  • the lock claw 91b swings downward.
  • the first unit A is configured by the upper configuration of the filter cover 80 and the interlocking mechanism 90 configured as described above (FIG. 10).
  • FIG. 12 is an exploded perspective view showing components of the upper portion of the filter unit and the intermediate portion of the interlocking mechanism of the dust collecting apparatus according to the first embodiment.
  • the upper configuration of the filter unit 70 is detachably attachable to the pleated filter main body 71 having a cylindrical through hole 71a near the center and the outer peripheral part of the filter main body 71 And a packing 72 to be mounted.
  • the intermediate configuration of the interlocking mechanism 90 includes a dust removing portion 191 that removes dust from the filter main body 71, a third connecting shaft 192 that is connected to the handle portion 92 and the dust removing portion 191 and airtightly penetrates the filter main body 71, and a third connecting shaft 192. And a plurality of protrusions 193 provided at the tip of the The third connecting shaft 192 is inserted into the through hole 71 a of the filter main body 71 through the packing 194.
  • the dust removing portion 191 has a circular frame 191a having a central hole connected to the upper end portion of the third connecting shaft 192 through the through hole 71a of the filter main body 71 by a screw with a washer 195, and a plurality of circular frames 191a. It has a plurality of sliding contacts 191b attached by the attachment members 191c 1 and 191c 2 .
  • the circular frame 191a together with the first gear 96 capable of meshing the second gear 191a 1 is provided at the upper end periphery of the center hole, three circumferentially equally spaced around the central hole mounting holes 191a 2 It is provided. Further, the circular frame body 191a, knob 191a 3 so that it is possible to rotate the circular frame 191a is provided by holding a finger.
  • the sliding contact 191b is an elastic member in which a projection is provided on the flat surface of the hemispherical portion.
  • Mounting member 191c 1 is an elastic cylindrical member having an outer flange on the upper end, a lower end portion thereof is inserted from above into the mounting holes 191a 2, the sliding member 191b in the hole of the lower end portion of the attachment member 191c 1 The protuberances of the are inserted and fixed.
  • Mounting member 191c 2 are the mounting holes 191a 2 mounted from above is a member of the retaining attachment member 191c 1.
  • the third connecting shaft 192 has a cylindrical small diameter portion 192a inserted into the attachment hole 191a 2 of the filter main body 71, a large diameter portion 192b continuously provided at the lower end of the small diameter portion 192a, and a small diameter portion 192a.
  • a ring-shaped packing 194 is pressed into the annular recess 192c.
  • the second unit B is configured by the upper configuration of the filter unit 70 configured as described above and the intermediate configuration of the interlocking mechanism 90 (FIG. 10).
  • FIG. 13 is an exploded perspective view showing the lower part of the filter unit and the lower part of the interlocking mechanism of the dust collecting apparatus according to the first embodiment.
  • the lower part of the filter unit 70 has an air flow hole 73a (FIG. 7) detachably mounted on a mounting port 61a (FIG. 10) of a dust cup 60 described later. And a cylindrical mesh portion 74 attached to the air flow upstream side of the air flow hole 73a in the cup portion 73 with a screw 76 via a packing 75, and the air flow hole 73a in the cup portion 73 the filter body 71 into the opening 73a 1 of the air flow downstream side is detachably attached via a packing 72.
  • the cup portion 73 is provided with a shaft portion 73 b rotatably fitted on a bearing portion 81 c (FIG. 10) of the filter cover 80 at a part of the outer peripheral portion of the opening portion 73 a 1 .
  • a hinge part is comprised by the axial part 73b fitting in the bearing part 81c.
  • the cup portion 73, the shaft portion 81c at the outer peripheral portion of the opening 73a 1 on the opposite side, the locking projections 73d are provided for locking member 81d and detachably locking the filter cover 80 .
  • engaging grooves 73c are provided at two locations on the lower outer peripheral surface of the cup portion 73, and the cup portion 73 is fitted into the mounting opening 61a of the dust cup 60 and rotated in the circumferential direction
  • An engagement groove 73c of the cup portion 73 engages with an engagement groove 61d (FIG. 10), which will be described later, in a disengageable manner.
  • the mesh portion 74 has a cylindrical mesh body 74a and a cylindrical holding frame 74b for holding the mesh body 74a.
  • Retaining frame 74b (FIG. 13) includes an upper 74b 1 of a mortar-shaped attached to the cup portion 73, an intermediate portion 74b 2 provided continuously to the lower end of the upper 74b 1, with the lower end portion of the intermediate portion 74b 2 and a lower 74b 3 having a plurality of slits to be set, the mounting portion 74b 11 of the screw 76 is provided at the upper portion 74b 1.
  • the lower structure of the interlocking mechanism is an inner cylindrical frame portion 291 rotatably provided in the mesh portion 74 so as to be in contact with the rotating projecting portion 193 (FIG. 10) and rotating, and an inner cylinder rotating An outer cylindrical frame portion 292 rotatably provided along the outer peripheral surface of the mesh portion 74 so as to rotate in contact with the frame portion 291 and an outer cylindrical frame portion 292 rotatably in the dust cup 60 And a helical compression portion 293 separably connected to the
  • the inner cylindrical frame portion 291 has a plurality of upper protrusions 291a provided at the upper end thereof and a plurality of lower protrusions 291b provided at the lower end.
  • the outer cylindrical frame portion 292 includes a sliding frame portion 292a capable of sliding on the outer surface of the mesh main body 74a of the mesh portion 74, a flange portion 292b continuously connected to a lower end portion of the sliding frame portion 292a, and a flange portion 292b. And a plurality of projections 292c provided.
  • the width of the flange portion 292b is a width extending from the inside to the outer side of the outer cylindrical frame portion 292, and a plurality of protrusions 292c project upward on the inner peripheral portion of the flange portion 292b.
  • the protrusions 292 c are configured to abut on a plurality of lower protrusions 291 b of the inner cylindrical frame portion 291 when the lower structure of the interlocking mechanism is assembled.
  • the helical compression portion 293 includes a large diameter cylindrical portion 293a for housing the lower end portion of the outer cylindrical frame portion 292, a small diameter cylindrical portion 293b connected to the large diameter cylindrical portion 293a, a large diameter cylindrical portion 293a and a small diameter cylindrical portion 293b. And two spiral blade portions 293c provided continuously on the outer peripheral surface of Incidentally, it constitutes a double helix by two spiral blade portion 293c, a plurality of small projections 293c 1 is provided on their underside.
  • the flange portion 292b of the outer cylindrical frame portion 292 is supported by the step between the large diameter cylindrical portion 293a and the small diameter cylindrical portion 293b, and the inside of the large diameter cylindrical portion 293a Press against the circumferential surface.
  • the helical compression portion 293 is rotatable integrally with the outer cylindrical frame portion 292.
  • FIG. 14 is an exploded perspective view showing components of the dust cup of the dust collection device in the first embodiment.
  • the dust cup 60 has a cylindrical outer peripheral wall 61 having a mounting opening 61 a and a bottom opening 61 b and a hinge 63 at the bottom opening 61 b of the cylindrical outer peripheral wall 61.
  • a bottom cover 62 attached so as to be openable and closable.
  • the cylindrical outer peripheral wall portion 61 includes an air inlet 61c provided in a part of the outer peripheral wall, an engagement groove 61d provided in two places along the opening edge of the mounting port 61a, and a bottom opening 61b. It has bearing part 63a which constitutes said hinge part 63 provided, and lock part 64 provided on the opposite side to hinge part 63 in bottom opening 61b.
  • the lock portion 64 is circumferentially slidable between the fixing member 64b fixed to the outer peripheral surface of the bottom opening 61b of the cylindrical outer peripheral wall 61 by a screw 64a, and the outer peripheral surface of the fixing member 64b and the bottom opening 61b. having an operating member 64c having a locking claw 64c 1 that is attached, and a spring 64d for urging the circumferential direction of the operation member 64c is provided between the operation member 64c and the fixing member 64b on.
  • the bottom plate 62 having a concave plate shape is provided on an annular groove 62a into which a packing 65 provided along the opening edge to be joined with the cylindrical outer peripheral wall 61 is fitted, and a part of the outer peripheral surface of the opening edge
  • the shaft portion 63b constituting the hinge portion 63, the locking projection 62b provided on the opposite side of the outer peripheral surface of the opening edge to the shaft portion 63b, and the projection provided at the center of the bottom surface to hold the small packing 66 And a portion 62c.
  • the shaft 63b of the bottom cover 62 is attached to the bearing 63a of the cylindrical outer peripheral wall 61, and the locking projection 62b of the bottom cover 62 is engaged with the locking claw 64c 1 of the locking portion 64 of the cylindrical outer peripheral wall 61.
  • the bottom of the dust cup 60 is closed, and when the operating member 64c is pushed in the direction in which the locking claw 64c 1 is separated from the locking convex portion 62 against the biasing force of the spring 64d, the bottom opens. . Further, by closing the bottom lid portion 62 locking projection 62b is engaged with the locking claw 64c 1, the closed state is maintained by the biasing force of the spring 64d.
  • FIG. 1 and FIG. 2 when cleaning the vacuum cleaner main body 1 of the vacuum cleaner of the present invention, a flexible hose having a handle and an operation part (not shown), an extension pipe and a suction port are connected.
  • the electric blower 30 When the power is turned on at the operation unit, the electric blower 30 is driven to suck the dust on the surface to be cleaned together with the air and clean it. Air containing dust sucked into the suction port body is drawn into the cleaner body 1 through the extension pipe and the flexible hose.
  • the flow of air in the cleaner body 1 will be described with reference to FIGS. 1 to 10.
  • the flow of air is in the order of arrows F 1 to F 10 in FIG.
  • air containing dust flows into the connection port 11b of the drive device 10 (arrow F 1 ), passes through the first flow path 18a between the connection port 11b and the air outlet 11c (arrow F 2 ), and collects dust
  • the air flows into the air inlet 61 c of the dust cup 60 of the device 50 (arrow F 3 ).
  • Air containing dust that has flowed into the dust cup 60 swirls in the dust cup 60, while relatively large dust swirls on the inner circumferential surface side of the dust cup 60 by centrifugal force, and air containing fine dust is Head toward the mesh portion 74 (arrow F 4 ). Thus, relatively large dust is trapped in the dust cup 60.
  • the fine dust-laden air that has passed through the mesh portion 74 flows into the cup portion 73 of the filter unit 70 (arrow F 5 ), and the fine dust is captured by the filter body 71, and the fine dust is removed and cleaned.
  • the reduction air flows into the filter cover 80 through the filter body 71, directed from the air discharge port 81a 2 of the filter cover 80 to the air inlet openings 11d of the driving device 10 (arrow F 6).
  • the cleaned air that has flowed into the drive device 10 passes through the third flow path 18b between the air inlet 11d and the electric blower 30 (arrow F 7 ), passes through the electric blower 30, and the electric blower 30 It passes through the third flow path 18c between the exhaust port 11e and the exhaust port 11e (arrows F 8 and F 9 ), and is discharged to the outside from the exhaust port 11e (arrow F 10 ).
  • Dust removal from the filter main body 71 and the mesh portion 74 of the dust collection device 50 and compression of the dust collected in the dust cup 60 are simultaneously performed by rotating the handle portion 92 of the interlocking mechanism 90 in a predetermined direction.
  • dust removal and compression are performed also in the state with the dust collector 50 attached to the drive device 10, but for proper dust removal and compression, the dust collector 50 is removed from the drive device 10 and the dust collector 50 is removed. It is desirable to do in the standing condition.
  • dust removal and compression performed by removing the dust collector 50 from the drive device 10 will be described.
  • the collection is engaged with the pair of engagement recesses 11 g of the drive device 10 by holding and pulling the handle portion 92 of the dust collection device 50 by hand. Since the pair of lock claws 91b of the dust device 50 swings and separates from the engagement recesses 11g, the user can remove the dust collection device 50 in a one-step operation of pulling up the handle portion 92.
  • the diameter of the cylindrical shape is reduced downward as the handle body 92a of the handle portion 92 can be easily grasped by hand. Thereby, the convex portion is formed to be easily grasped by hand.
  • the dust collector 50 removed from the drive unit 10 is placed in a state of being stood on a stable surface such as a floor surface, and the handle 92 is moved in the direction of the arrow shown on the flat surface of the lid 92 b of the handle 92. Turn (Fig. 1 (A)).
  • the interlocking mechanism 90 whole rotates. That is, when the handle portion 92 rotates, the first connecting shaft 93 connected to the handle portion 92, the second connecting shaft 94, and the first gear 96 rotate, and the second gear 191a 1 engaged with the first gear 96
  • the circular frame 191a of the dust removing portion 191 is rotated, and the sliding contacts 191b are in sliding contact with the upper surface side of the pleated filter main body 71 while rotating.
  • the filter main body 71 vibrates, and fine dust attached to the lower surface side falls into the internal space of the helical compression portion 293, and the dust removal of the filter main body 71 is performed.
  • the filter main body 71 can also be dusted without turning the handle portion 92.
  • the lock portion 81 d is pushed to release the lock portion 81 d from the locking convex portion 73 d to release the lock, open the first unit A, and turn the knob 191 a 3 of the dust removing portion 191.
  • the circular frame 191a is turned by this to remove dust from the filter main body 71.
  • closing the first unit A the first gear 96 is again engaged with the second gear 191a 1.
  • the rotation of the circular frame 191 a causes the third connecting shaft 192 and the plurality of protrusions 193 connected to the circular frame 191 a to rotate. Then, the plurality of upper protrusions 291a of the inner cylindrical frame portion 291 abuts against the rotating plurality of protruding portions 193, whereby the inner cylindrical frame portion 291 rotates and the outer cylindrical frame portion 292 connected with the inner cylindrical frame portion 291
  • the helical compression unit 293 rotates.
  • By rotating the outer cylindrical frame portion 292 dust attached to the outer surface of the mesh main body 74a of the mesh portion 74 is wiped and dropped. Thereby, dust removal of the mesh part 74 is performed.
  • the helical compression portion 293 rotates, the dust collected at the bottom of the dust cup 60 is compressed by the helical blade 293 c. At this time, a plurality of small protrusions 293c1 on the lower surface of the spiral blade portion 293c can form a dust mass and compress effectively.
  • the user can recognize that the dust in the dust cup 60 is full and can stop the compression operation. The user can recognize that it is time to discard the dust in the dust cup 60.
  • the bottom cover 62 is opened by pushing the operation member 64c of the lock portion 64, and the dust in the dust cup 60 is dropped and discarded.
  • the dust collecting apparatus 50 can be disassembled and cleaned as follows. First, as shown in FIG. 9, after removing the dust cup 60 from the unit body X to which the first, second and third units A, B and C are connected, the first, as shown in FIG. The second and third units A, B and C are disassembled, and the second and third units B and C and the dust cup 60 are washed with water. At this time, since the third unit C can be further disassembled into parts as shown in FIG. 13, each part can be cleaned thoroughly. In addition, since the mesh part 74 is couple
  • the cleaner body of the second embodiment is configured in the same manner as the first embodiment except that the interlocking mechanism of the dust collection device is different from that of the first embodiment.
  • points different from the first embodiment in the second embodiment will be mainly described.
  • the interlocking mechanism 90 when the helical compression portion 293 of the interlocking mechanism 90 is overloaded, the plurality of protrusions 193 of the third connecting shaft 192 slide over so as to get over the plurality of upper protrusions 291 a of the inner cylindrical frame portion 291. In the example illustrated in the example, the interlocking mechanism 90 is prevented from being damaged in order to rotate freely.
  • the first and second gear 96,191A 1 is designed to mesh deviates by more than a predetermined load. Further, even if the helical compression portion 293 is overloaded, the plurality of projecting portions 193 of the third connecting shaft 192 are configured not to slip over the plurality of upper projections 291 a of the inner cylindrical frame portion 291 and to idle.
  • the vacuum cleaner according to the present invention comprises a vacuum cleaner main body having a drive unit incorporating an electric blower and a dust collection unit detachably mounted on the drive unit.
  • the dust collecting apparatus includes a dust cup and an interlocking mechanism detachably attached to the dust cup.
  • the interlocking mechanism has a handle portion mounted so as to be able to reciprocate in the axial direction of the dust cup, and a lock claw pivoted by the reciprocation movement in the axial direction of the handle portion.
  • the driving device has a dust collection unit mounting unit to which the dust collection unit is mounted, and an engagement recess provided in the dust collection unit mounting unit.
  • the engagement recess is engaged with the lock claw of the dust collection device mounted to the dust collection device mounting portion, and the lock claw is swung by pulling the handle portion in the axial direction, and the engagement is performed. It is comprised so that it may remove
  • the vacuum cleaner of the present invention may be configured as follows, and they may be combined as appropriate.
  • the dust collection apparatus further includes a filter unit having a filter body detachably mounted on the dust cup, and a filter cover removably mounted so as to cover the filter unit.
  • the interlocking mechanism removes dust from the filter body by the handle portion attached to the filter cover so as to be able to reciprocate in the axial center direction of the dust cup, and the handle center portion around the axis. You may further have a dust removal part.
  • dust can be removed from the filter main body by rotating the handle portion, so it is possible to save time and effort for removing and cleaning the filter main body each time cleaning is completed, and the filter main body at the next cleaning time It is possible to suppress clogging and a decrease in suction power.
  • the dust removing unit is operated by turning the handle of the interlock mechanism, there is no need to separately provide a member for operating the dust removing unit, and the number of parts of the dust collecting device can be reduced And weight reduction can be achieved.
  • the dust cup has a mounting opening for mounting the filter unit
  • the filter unit includes a cup portion having an air circulation hole detachably mounted on the mounting opening of the dust cup, and the filter body detachably mounted on the air flow downstream side of the air circulation hole in the cup portion And a cylindrical mesh portion attached to the air flow upstream side of the air flow hole in the cup portion;
  • the interlocking mechanism includes: a shaft portion connected to the handle portion and the dust removing portion and airtightly penetrating the filter body; a protrusion provided at a tip of the shaft portion in the cup portion; An inner cylindrical frame portion rotatably provided in the mesh portion so as to rotate in contact with the portion and an outer peripheral surface of the mesh portion so as to rotate in contact with the inner cylindrical frame portion rotating And an outer cylindrical frame provided rotatably.
  • the inner cylindrical frame portion has an upper protrusion that can abut on the protrusion.
  • the projection may be configured to slide on the upper projection when an overload is applied to the inner cylindrical frame during rotation of the shaft.
  • the dust in the dust cup can be compressed by the rotating helical compression unit, the number of times of dust accumulated in the dust cup can be reduced, which also allows the user at the time of maintenance Can reduce the burden of Also, when the compression of dust becomes a limit and overload is applied to the helical compression part, the projection of the shaft part slides on the upper projection of the inner cylindrical frame part, thereby causing the shaft part to idle and damage of the interlocking mechanism Can be prevented. At this time, when the first shaft portion idles, the user can recognize that the helical compression portion is overloaded and can stop the compression operation. Furthermore, since the dust removal part rotates even when the shaft part idles, dust removal of the filter main body can be performed even if the helical compression part is stopped.
  • the first gear of the shaft portion is disengaged from the second gear and idles, so that damage to the interlocking mechanism can be prevented.
  • the user can recognize that the helical compression section is overloaded and can stop the compression operation.
  • the dust cup has an air inlet, and the filter cover has an air outlet;
  • the dust collection unit mounting portion is formed in a concave shape extending in the front-rear direction, and is airtight with the air inlet and the air discharge port of the dust collection unit mounted in the overturned state in the dust collection unit mounting portion. It may have an air outlet and an air inlet connected. According to this configuration, since the dust collection device can be mounted on the drive device in the overturned state, the electric blower can be disposed below the dust collection device mounting portion in the drive device. As a result, the center of gravity of the cleaner body is at a low position in the middle in the front-rear direction, and the traveling of the cleaner body during cleaning becomes stable, making it difficult for the cleaner to fall.
  • the lock claws are provided in pairs on the left and right sides of the air discharge port in the filter cover,
  • the engagement recess may be provided in a pair on the left and right sides of the air flow inlet of the dust collection device mounting unit.
  • the drive device has a battery, and a battery mounting portion for detachably mounting the battery.
  • the battery mounting portion may be formed in an upper opening concave shape at the rear of the dust collecting device mounting portion.
  • the mesh portion, the inner cylindrical frame portion, and the outer cylindrical frame portion may be configured to be separable. According to this configuration, the outer peripheral surface and the inner peripheral surface of the mesh portion can be cleaned cleanly.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Electric Suction Cleaners (AREA)
PCT/JP2017/043672 2017-07-31 2017-12-05 電気掃除機 Ceased WO2019026308A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019533883A JP6952116B2 (ja) 2017-07-31 2017-12-05 電気掃除機
CN201780092532.4A CN110913738B (zh) 2017-07-31 2017-12-05 电动吸尘器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-148478 2017-07-31
JP2017148478 2017-07-31

Publications (1)

Publication Number Publication Date
WO2019026308A1 true WO2019026308A1 (ja) 2019-02-07

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JP (1) JP6952116B2 (zh)
CN (1) CN110913738B (zh)
TW (1) TWI667986B (zh)
WO (1) WO2019026308A1 (zh)

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CN111449568A (zh) * 2020-04-29 2020-07-28 安克创新科技股份有限公司 集尘器以及清洁装置
CN112741536A (zh) * 2019-10-29 2021-05-04 夏普株式会社 电动吸尘器
CN113057523A (zh) * 2021-03-31 2021-07-02 北京小狗吸尘器集团股份有限公司 一种除尘集尘杯及吸尘设备
JP2022071873A (ja) * 2020-10-28 2022-05-16 アイリスオーヤマ株式会社 電気掃除機
US20230114528A1 (en) * 2020-04-09 2023-04-13 Makita Corporation Cleaner
CN116210668A (zh) * 2022-12-16 2023-06-06 北京小米移动软件有限公司 除螨仪

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CN112741536A (zh) * 2019-10-29 2021-05-04 夏普株式会社 电动吸尘器
CN112741536B (zh) * 2019-10-29 2023-07-04 夏普株式会社 电动吸尘器
US20230114528A1 (en) * 2020-04-09 2023-04-13 Makita Corporation Cleaner
CN111449568A (zh) * 2020-04-29 2020-07-28 安克创新科技股份有限公司 集尘器以及清洁装置
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CN113057523A (zh) * 2021-03-31 2021-07-02 北京小狗吸尘器集团股份有限公司 一种除尘集尘杯及吸尘设备
CN113057523B (zh) * 2021-03-31 2022-08-19 北京小狗吸尘器集团股份有限公司 一种除尘集尘杯及吸尘设备
CN116210668A (zh) * 2022-12-16 2023-06-06 北京小米移动软件有限公司 除螨仪

Also Published As

Publication number Publication date
TWI667986B (zh) 2019-08-11
JP6952116B2 (ja) 2021-10-20
CN110913738A (zh) 2020-03-24
JPWO2019026308A1 (ja) 2020-05-28
TW201909815A (zh) 2019-03-16
CN110913738B (zh) 2021-03-09

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